From 813af073579cbf5037cc297e6a82f46b3638d30b Mon Sep 17 00:00:00 2001 From: georgen2003 Date: Thu, 15 Sep 2022 13:56:34 +0300 Subject: [PATCH] updated libs and bug fix in makefile --- Makefile | 6 +- include/raylib/raylib.h | 1529 ++++++++++++++++++++------------------ include/raylib/raymath.h | 524 +++++++++---- 3 files changed, 1181 insertions(+), 878 deletions(-) diff --git a/Makefile b/Makefile index ec56058..df7e29a 100644 --- a/Makefile +++ b/Makefile @@ -54,13 +54,13 @@ else endif ifeq ($(PLATFORM),WIN) - LDFLAGS += -lgdi32 -lwinmm -lopengl32 -lpthread -L$(LIB)/windows/ $(LIBS) + LDFLAGS += -L$(LIB)/windows/ $(LIBS) -lgdi32 -lwinmm -lopengl32 -lpthread CC = x86_64-w64-mingw32-gcc CXX = x86_64-w64-mingw32-g++ EXEC :=$(EXEC).exe else ifeq ($(PLATFORM),LINUX) - LDFLAGS += -L$(LIB)/linux -lGL -lm -lpthread -ldl -lrt -lX11 $(LIBS) + LDFLAGS += -L$(LIB)/linux $(LIBS) -lGL -lpthread -ldl -lrt -lX11 WIN_PATH = ./ else ifeq ($(PLATFORM),WEB) @@ -70,7 +70,7 @@ else ifeq ($(PLATFORM),WEB) SHELL := /bin/bash CC := emcc - CXX := emcc + CXX := em++ endif $(SRC)/%.opp: $(SRC)/%.cpp diff --git a/include/raylib/raylib.h b/include/raylib/raylib.h index 634e95b..dfec397 100644 --- a/include/raylib/raylib.h +++ b/include/raylib/raylib.h @@ -1,18 +1,19 @@ /********************************************************************************************** * -* raylib - A simple and easy-to-use library to enjoy videogames programming (www.raylib.com) +* raylib v4.2 - A simple and easy-to-use library to enjoy videogames programming (www.raylib.com) * * FEATURES: * - NO external dependencies, all required libraries included with raylib -* - Multiplatform: Windows, Linux, FreeBSD, OpenBSD, NetBSD, DragonFly, MacOS, UWP, Android, Raspberry Pi, HTML5. +* - Multiplatform: Windows, Linux, FreeBSD, OpenBSD, NetBSD, DragonFly, +* MacOS, Haiku, Android, Raspberry Pi, DRM native, HTML5. * - Written in plain C code (C99) in PascalCase/camelCase notation -* - Hardware accelerated with OpenGL (1.1, 2.1, 3.3 or ES2 - choose at compile) +* - Hardware accelerated with OpenGL (1.1, 2.1, 3.3, 4.3 or ES2 - choose at compile) * - Unique OpenGL abstraction layer (usable as standalone module): [rlgl] * - Multiple Fonts formats supported (TTF, XNA fonts, AngelCode fonts) * - Outstanding texture formats support, including compressed formats (DXT, ETC, ASTC) * - Full 3d support for 3d Shapes, Models, Billboards, Heightmaps and more! * - Flexible Materials system, supporting classic maps and PBR maps -* - Skeletal Animation support (CPU bones-based animation) +* - Animated 3D models supported (skeletal bones animation) (IQM) * - Shaders support, including Model shaders and Postprocessing shaders * - Powerful math module for Vector, Matrix and Quaternion operations: [raymath] * - Audio loading and playing with streaming support (WAV, OGG, MP3, FLAC, XM, MOD) @@ -20,29 +21,33 @@ * - Bindings to multiple programming languages available! * * NOTES: -* One custom font is loaded by default when InitWindow() [core] -* If using OpenGL 3.3 or ES2, one default shader is loaded automatically (internally defined) [rlgl] -* If using OpenGL 3.3 or ES2, several vertex buffers (VAO/VBO) are created to manage lines-triangles-quads +* - One default Font is loaded on InitWindow()->LoadFontDefault() [core, text] +* - One default Texture2D is loaded on rlglInit(), 1x1 white pixel R8G8B8A8 [rlgl] (OpenGL 3.3 or ES2) +* - One default Shader is loaded on rlglInit()->rlLoadShaderDefault() [rlgl] (OpenGL 3.3 or ES2) +* - One default RenderBatch is loaded on rlglInit()->rlLoadRenderBatch() [rlgl] (OpenGL 3.3 or ES2) * * DEPENDENCIES (included): -* [core] rglfw (github.com/glfw/glfw) for window/context management and input (only PLATFORM_DESKTOP) -* [rlgl] glad (github.com/Dav1dde/glad) for OpenGL 3.3 extensions loading (only PLATFORM_DESKTOP) -* [raudio] miniaudio (github.com/dr-soft/miniaudio) for audio device/context management +* [rcore] rglfw (Camilla Löwy - github.com/glfw/glfw) for window/context management and input (PLATFORM_DESKTOP) +* [rlgl] glad (David Herberth - github.com/Dav1dde/glad) for OpenGL 3.3 extensions loading (PLATFORM_DESKTOP) +* [raudio] miniaudio (David Reid - github.com/mackron/miniaudio) for audio device/context management * * OPTIONAL DEPENDENCIES (included): -* [core] rgif (Charlie Tangora, Ramon Santamaria) for GIF recording -* [textures] stb_image (Sean Barret) for images loading (BMP, TGA, PNG, JPEG, HDR...) -* [textures] stb_image_write (Sean Barret) for image writting (BMP, TGA, PNG, JPG) -* [textures] stb_image_resize (Sean Barret) for image resizing algorithms -* [textures] stb_perlin (Sean Barret) for Perlin noise image generation -* [text] stb_truetype (Sean Barret) for ttf fonts loading -* [text] stb_rect_pack (Sean Barret) for rectangles packing -* [models] par_shapes (Philip Rideout) for parametric 3d shapes generation -* [models] tinyobj_loader_c (Syoyo Fujita) for models loading (OBJ, MTL) -* [models] cgltf (Johannes Kuhlmann) for models loading (glTF) -* [raudio] stb_vorbis (Sean Barret) for OGG audio loading +* [rcore] msf_gif (Miles Fogle) for GIF recording +* [rcore] sinfl (Micha Mettke) for DEFLATE decompression algorithm +* [rcore] sdefl (Micha Mettke) for DEFLATE compression algorithm +* [rtextures] stb_image (Sean Barret) for images loading (BMP, TGA, PNG, JPEG, HDR...) +* [rtextures] stb_image_write (Sean Barret) for image writing (BMP, TGA, PNG, JPG) +* [rtextures] stb_image_resize (Sean Barret) for image resizing algorithms +* [rtext] stb_truetype (Sean Barret) for ttf fonts loading +* [rtext] stb_rect_pack (Sean Barret) for rectangles packing +* [rmodels] par_shapes (Philip Rideout) for parametric 3d shapes generation +* [rmodels] tinyobj_loader_c (Syoyo Fujita) for models loading (OBJ, MTL) +* [rmodels] cgltf (Johannes Kuhlmann) for models loading (glTF) +* [rmodels] Model3D (bzt) for models loading (M3D, https://bztsrc.gitlab.io/model3d) +* [raudio] dr_wav (David Reid) for WAV audio file loading * [raudio] dr_flac (David Reid) for FLAC audio file loading * [raudio] dr_mp3 (David Reid) for MP3 audio file loading +* [raudio] stb_vorbis (Sean Barret) for OGG audio loading * [raudio] jar_xm (Joshua Reisenauer) for XM audio module loading * [raudio] jar_mod (Joshua Reisenauer) for MOD audio module loading * @@ -52,7 +57,7 @@ * raylib is licensed under an unmodified zlib/libpng license, which is an OSI-certified, * BSD-like license that allows static linking with closed source software: * -* Copyright (c) 2013-2021 Ramon Santamaria (@raysan5) +* Copyright (c) 2013-2022 Ramon Santamaria (@raysan5) * * This software is provided "as-is", without any express or implied warranty. In no event * will the authors be held liable for any damages arising from the use of this software. @@ -76,17 +81,23 @@ #include // Required for: va_list - Only used by TraceLogCallback +#define RAYLIB_VERSION "4.2" + +// Function specifiers in case library is build/used as a shared library (Windows) +// NOTE: Microsoft specifiers to tell compiler that symbols are imported/exported from a .dll #if defined(_WIN32) - // Microsoft attibutes to tell compiler that symbols are imported/exported from a .dll #if defined(BUILD_LIBTYPE_SHARED) - #define RLAPI __declspec(dllexport) // We are building raylib as a Win32 shared library (.dll) + #if defined(__TINYC__) + #define __declspec(x) __attribute__((x)) + #endif + #define RLAPI __declspec(dllexport) // We are building the library as a Win32 shared library (.dll) #elif defined(USE_LIBTYPE_SHARED) - #define RLAPI __declspec(dllimport) // We are using raylib as a Win32 shared library (.dll) - #else - #define RLAPI // We are building or using raylib as a static library + #define RLAPI __declspec(dllimport) // We are using the library as a Win32 shared library (.dll) #endif -#else - #define RLAPI // We are building or using raylib as a static library (or Linux shared library) +#endif + +#ifndef RLAPI + #define RLAPI // Functions defined as 'extern' by default (implicit specifiers) #endif //---------------------------------------------------------------------------------- @@ -95,11 +106,15 @@ #ifndef PI #define PI 3.14159265358979323846f #endif - -#define DEG2RAD (PI/180.0f) -#define RAD2DEG (180.0f/PI) +#ifndef DEG2RAD + #define DEG2RAD (PI/180.0f) +#endif +#ifndef RAD2DEG + #define RAD2DEG (180.0f/PI) +#endif // Allow custom memory allocators +// NOTE: Require recompiling raylib sources #ifndef RL_MALLOC #define RL_MALLOC(sz) malloc(sz) #endif @@ -114,13 +129,25 @@ #endif // NOTE: MSVC C++ compiler does not support compound literals (C99 feature) -// Plain structures in C++ (without constructors) can be initialized from { } initializers. +// Plain structures in C++ (without constructors) can be initialized with { } #if defined(__cplusplus) #define CLITERAL(type) type #else #define CLITERAL(type) (type) #endif +// NOTE: We set some defines with some data types declared by raylib +// Other modules (raymath, rlgl) also require some of those types, so, +// to be able to use those other modules as standalone (not depending on raylib) +// this defines are very useful for internal check and avoid type (re)definitions +#define RL_COLOR_TYPE +#define RL_RECTANGLE_TYPE +#define RL_VECTOR2_TYPE +#define RL_VECTOR3_TYPE +#define RL_VECTOR4_TYPE +#define RL_QUATERNION_TYPE +#define RL_MATRIX_TYPE + // Some Basic Colors // NOTE: Custom raylib color palette for amazing visuals on WHITE background #define LIGHTGRAY CLITERAL(Color){ 200, 200, 200, 255 } // Light Gray @@ -151,74 +178,66 @@ #define MAGENTA CLITERAL(Color){ 255, 0, 255, 255 } // Magenta #define RAYWHITE CLITERAL(Color){ 245, 245, 245, 255 } // My own White (raylib logo) -// Temporal hack to avoid breaking old codebases using -// deprecated raylib implementation of these functions -#define FormatText TextFormat -#define LoadText LoadFileText -#define GetExtension GetFileExtension -#define GetImageData LoadImageColors -//#define Fade(c, a) ColorAlpha(c, a) - //---------------------------------------------------------------------------------- // Structures Definition //---------------------------------------------------------------------------------- // Boolean type -#if defined(__STDC__) && __STDC_VERSION__ >= 199901L +#if (defined(__STDC__) && __STDC_VERSION__ >= 199901L) || (defined(_MSC_VER) && _MSC_VER >= 1800) #include #elif !defined(__cplusplus) && !defined(bool) - typedef enum { false, true } bool; + typedef enum bool { false = 0, true = !false } bool; + #define RL_BOOL_TYPE #endif -// Vector2 type +// Vector2, 2 components typedef struct Vector2 { - float x; - float y; + float x; // Vector x component + float y; // Vector y component } Vector2; -// Vector3 type +// Vector3, 3 components typedef struct Vector3 { - float x; - float y; - float z; + float x; // Vector x component + float y; // Vector y component + float z; // Vector z component } Vector3; -// Vector4 type +// Vector4, 4 components typedef struct Vector4 { - float x; - float y; - float z; - float w; + float x; // Vector x component + float y; // Vector y component + float z; // Vector z component + float w; // Vector w component } Vector4; -// Quaternion type, same as Vector4 +// Quaternion, 4 components (Vector4 alias) typedef Vector4 Quaternion; -// Matrix type (OpenGL style 4x4 - right handed, column major) +// Matrix, 4x4 components, column major, OpenGL style, right handed typedef struct Matrix { - float m0, m4, m8, m12; - float m1, m5, m9, m13; - float m2, m6, m10, m14; - float m3, m7, m11, m15; + float m0, m4, m8, m12; // Matrix first row (4 components) + float m1, m5, m9, m13; // Matrix second row (4 components) + float m2, m6, m10, m14; // Matrix third row (4 components) + float m3, m7, m11, m15; // Matrix fourth row (4 components) } Matrix; -// Color type, RGBA (32bit) +// Color, 4 components, R8G8B8A8 (32bit) typedef struct Color { - unsigned char r; - unsigned char g; - unsigned char b; - unsigned char a; + unsigned char r; // Color red value + unsigned char g; // Color green value + unsigned char b; // Color blue value + unsigned char a; // Color alpha value } Color; -// Rectangle type +// Rectangle, 4 components typedef struct Rectangle { - float x; - float y; - float width; - float height; + float x; // Rectangle top-left corner position x + float y; // Rectangle top-left corner position y + float width; // Rectangle width + float height; // Rectangle height } Rectangle; -// Image type, bpp always RGBA (32bit) -// NOTE: Data stored in CPU memory (RAM) +// Image, pixel data stored in CPU memory (RAM) typedef struct Image { void *data; // Image raw data int width; // Image base width @@ -227,8 +246,7 @@ typedef struct Image { int format; // Data format (PixelFormat type) } Image; -// Texture type -// NOTE: Data stored in GPU memory +// Texture, tex data stored in GPU memory (VRAM) typedef struct Texture { unsigned int id; // OpenGL texture id int width; // Texture base width @@ -237,65 +255,63 @@ typedef struct Texture { int format; // Data format (PixelFormat type) } Texture; -// Texture2D type, same as Texture +// Texture2D, same as Texture typedef Texture Texture2D; -// TextureCubemap type, actually, same as Texture +// TextureCubemap, same as Texture typedef Texture TextureCubemap; -// RenderTexture type, for texture rendering +// RenderTexture, fbo for texture rendering typedef struct RenderTexture { - unsigned int id; // OpenGL Framebuffer Object (FBO) id - Texture texture; // Color buffer attachment texture - Texture depth; // Depth buffer attachment texture + unsigned int id; // OpenGL framebuffer object id + Texture texture; // Color buffer attachment texture + Texture depth; // Depth buffer attachment texture } RenderTexture; -// RenderTexture2D type, same as RenderTexture +// RenderTexture2D, same as RenderTexture typedef RenderTexture RenderTexture2D; -// N-Patch layout info +// NPatchInfo, n-patch layout info typedef struct NPatchInfo { - Rectangle source; // Region in the texture - int left; // left border offset - int top; // top border offset - int right; // right border offset - int bottom; // bottom border offset - int type; // layout of the n-patch: 3x3, 1x3 or 3x1 + Rectangle source; // Texture source rectangle + int left; // Left border offset + int top; // Top border offset + int right; // Right border offset + int bottom; // Bottom border offset + int layout; // Layout of the n-patch: 3x3, 1x3 or 3x1 } NPatchInfo; -// Font character info -typedef struct CharInfo { +// GlyphInfo, font characters glyphs info +typedef struct GlyphInfo { int value; // Character value (Unicode) int offsetX; // Character offset X when drawing int offsetY; // Character offset Y when drawing int advanceX; // Character advance position X Image image; // Character image data -} CharInfo; +} GlyphInfo; -// Font type, includes texture and charSet array data +// Font, font texture and GlyphInfo array data typedef struct Font { int baseSize; // Base size (default chars height) - int charsCount; // Number of characters - int charsPadding; // Padding around the chars - Texture2D texture; // Characters texture atlas - Rectangle *recs; // Characters rectangles in texture - CharInfo *chars; // Characters info data + int glyphCount; // Number of glyph characters + int glyphPadding; // Padding around the glyph characters + Texture2D texture; // Texture atlas containing the glyphs + Rectangle *recs; // Rectangles in texture for the glyphs + GlyphInfo *glyphs; // Glyphs info data } Font; -#define SpriteFont Font // SpriteFont type fallback, defaults to Font - -// Camera type, defines a camera position/orientation in 3d space +// Camera, defines position/orientation in 3d space typedef struct Camera3D { Vector3 position; // Camera position Vector3 target; // Camera target it looks-at Vector3 up; // Camera up vector (rotation over its axis) float fovy; // Camera field-of-view apperture in Y (degrees) in perspective, used as near plane width in orthographic - int type; // Camera type, defines projection type: CAMERA_PERSPECTIVE or CAMERA_ORTHOGRAPHIC + int projection; // Camera projection: CAMERA_PERSPECTIVE or CAMERA_ORTHOGRAPHIC } Camera3D; typedef Camera3D Camera; // Camera type fallback, defaults to Camera3D -// Camera2D type, defines a 2d camera +// Camera2D, defines position/orientation in 2d space typedef struct Camera2D { Vector2 offset; // Camera offset (displacement from target) Vector2 target; // Camera target (rotation and zoom origin) @@ -303,25 +319,24 @@ typedef struct Camera2D { float zoom; // Camera zoom (scaling), should be 1.0f by default } Camera2D; -// Vertex data definning a mesh -// NOTE: Data stored in CPU memory (and GPU) +// Mesh, vertex data and vao/vbo typedef struct Mesh { int vertexCount; // Number of vertices stored in arrays int triangleCount; // Number of triangles stored (indexed or not) - // Default vertex data + // Vertex attributes data float *vertices; // Vertex position (XYZ - 3 components per vertex) (shader-location = 0) float *texcoords; // Vertex texture coordinates (UV - 2 components per vertex) (shader-location = 1) - float *texcoords2; // Vertex second texture coordinates (useful for lightmaps) (shader-location = 5) + float *texcoords2; // Vertex texture second coordinates (UV - 2 components per vertex) (shader-location = 5) float *normals; // Vertex normals (XYZ - 3 components per vertex) (shader-location = 2) float *tangents; // Vertex tangents (XYZW - 4 components per vertex) (shader-location = 4) - unsigned char *colors; // Vertex colors (RGBA - 4 components per vertex) (shader-location = 3) - unsigned short *indices;// Vertex indices (in case vertex data comes indexed) + unsigned char *colors; // Vertex colors (RGBA - 4 components per vertex) (shader-location = 3) + unsigned short *indices; // Vertex indices (in case vertex data comes indexed) // Animation vertex data float *animVertices; // Animated vertex positions (after bones transformations) float *animNormals; // Animated normals (after bones transformations) - int *boneIds; // Vertex bone ids, up to 4 bones influence by vertex (skinning) + unsigned char *boneIds; // Vertex bone ids, max 255 bone ids, up to 4 bones influence by vertex (skinning) float *boneWeights; // Vertex bone weight, up to 4 bones influence by vertex (skinning) // OpenGL identifiers @@ -329,40 +344,40 @@ typedef struct Mesh { unsigned int *vboId; // OpenGL Vertex Buffer Objects id (default vertex data) } Mesh; -// Shader type (generic) +// Shader typedef struct Shader { unsigned int id; // Shader program id - int *locs; // Shader locations array (MAX_SHADER_LOCATIONS) + int *locs; // Shader locations array (RL_MAX_SHADER_LOCATIONS) } Shader; -// Material texture map +// MaterialMap typedef struct MaterialMap { Texture2D texture; // Material map texture Color color; // Material map color float value; // Material map value } MaterialMap; -// Material type (generic) +// Material, includes shader and maps typedef struct Material { Shader shader; // Material shader MaterialMap *maps; // Material maps array (MAX_MATERIAL_MAPS) - float *params; // Material generic parameters (if required) + float params[4]; // Material generic parameters (if required) } Material; -// Transformation properties +// Transform, vectex transformation data typedef struct Transform { Vector3 translation; // Translation Quaternion rotation; // Rotation Vector3 scale; // Scale } Transform; -// Bone information +// Bone, skeletal animation bone typedef struct BoneInfo { char name[32]; // Bone name int parent; // Bone parent } BoneInfo; -// Model type +// Model, meshes, materials and animation data typedef struct Model { Matrix transform; // Local transform matrix @@ -378,7 +393,7 @@ typedef struct Model { Transform *bindPose; // Bones base transformation (pose) } Model; -// Model animation +// ModelAnimation typedef struct ModelAnimation { int boneCount; // Number of bones int frameCount; // Number of animation frames @@ -386,78 +401,99 @@ typedef struct ModelAnimation { Transform **framePoses; // Poses array by frame } ModelAnimation; -// Ray type (useful for raycast) +// Ray, ray for raycasting typedef struct Ray { Vector3 position; // Ray position (origin) Vector3 direction; // Ray direction } Ray; -// Raycast hit information -typedef struct RayHitInfo { +// RayCollision, ray hit information +typedef struct RayCollision { bool hit; // Did the ray hit something? float distance; // Distance to nearest hit - Vector3 position; // Position of nearest hit + Vector3 point; // Point of nearest hit Vector3 normal; // Surface normal of hit -} RayHitInfo; +} RayCollision; -// Bounding box type +// BoundingBox typedef struct BoundingBox { Vector3 min; // Minimum vertex box-corner Vector3 max; // Maximum vertex box-corner } BoundingBox; -// Wave type, defines audio wave data +// Wave, audio wave data typedef struct Wave { - unsigned int sampleCount; // Total number of samples - unsigned int sampleRate; // Frequency (samples per second) - unsigned int sampleSize; // Bit depth (bits per sample): 8, 16, 32 (24 not supported) - unsigned int channels; // Number of channels (1-mono, 2-stereo) - void *data; // Buffer data pointer + unsigned int frameCount; // Total number of frames (considering channels) + unsigned int sampleRate; // Frequency (samples per second) + unsigned int sampleSize; // Bit depth (bits per sample): 8, 16, 32 (24 not supported) + unsigned int channels; // Number of channels (1-mono, 2-stereo, ...) + void *data; // Buffer data pointer } Wave; +// Opaque structs declaration +// NOTE: Actual structs are defined internally in raudio module typedef struct rAudioBuffer rAudioBuffer; +typedef struct rAudioProcessor rAudioProcessor; -// Audio stream type -// NOTE: Useful to create custom audio streams not bound to a specific file +// AudioStream, custom audio stream typedef struct AudioStream { - rAudioBuffer *buffer; // Pointer to internal data used by the audio system + rAudioBuffer *buffer; // Pointer to internal data used by the audio system + rAudioProcessor *processor; // Pointer to internal data processor, useful for audio effects - unsigned int sampleRate; // Frequency (samples per second) - unsigned int sampleSize; // Bit depth (bits per sample): 8, 16, 32 (24 not supported) - unsigned int channels; // Number of channels (1-mono, 2-stereo) + unsigned int sampleRate; // Frequency (samples per second) + unsigned int sampleSize; // Bit depth (bits per sample): 8, 16, 32 (24 not supported) + unsigned int channels; // Number of channels (1-mono, 2-stereo, ...) } AudioStream; -// Sound source type +// Sound typedef struct Sound { - AudioStream stream; // Audio stream - unsigned int sampleCount; // Total number of samples + AudioStream stream; // Audio stream + unsigned int frameCount; // Total number of frames (considering channels) } Sound; -// Music stream type (audio file streaming from memory) -// NOTE: Anything longer than ~10 seconds should be streamed +// Music, audio stream, anything longer than ~10 seconds should be streamed typedef struct Music { - AudioStream stream; // Audio stream - unsigned int sampleCount; // Total number of samples - bool looping; // Music looping enable + AudioStream stream; // Audio stream + unsigned int frameCount; // Total number of frames (considering channels) + bool looping; // Music looping enable - int ctxType; // Type of music context (audio filetype) - void *ctxData; // Audio context data, depends on type + int ctxType; // Type of music context (audio filetype) + void *ctxData; // Audio context data, depends on type } Music; -// Head-Mounted-Display device parameters +// VrDeviceInfo, Head-Mounted-Display device parameters typedef struct VrDeviceInfo { - int hResolution; // HMD horizontal resolution in pixels - int vResolution; // HMD vertical resolution in pixels - float hScreenSize; // HMD horizontal size in meters - float vScreenSize; // HMD vertical size in meters - float vScreenCenter; // HMD screen center in meters - float eyeToScreenDistance; // HMD distance between eye and display in meters - float lensSeparationDistance; // HMD lens separation distance in meters - float interpupillaryDistance; // HMD IPD (distance between pupils) in meters - float lensDistortionValues[4]; // HMD lens distortion constant parameters - float chromaAbCorrection[4]; // HMD chromatic aberration correction parameters + int hResolution; // Horizontal resolution in pixels + int vResolution; // Vertical resolution in pixels + float hScreenSize; // Horizontal size in meters + float vScreenSize; // Vertical size in meters + float vScreenCenter; // Screen center in meters + float eyeToScreenDistance; // Distance between eye and display in meters + float lensSeparationDistance; // Lens separation distance in meters + float interpupillaryDistance; // IPD (distance between pupils) in meters + float lensDistortionValues[4]; // Lens distortion constant parameters + float chromaAbCorrection[4]; // Chromatic aberration correction parameters } VrDeviceInfo; +// VrStereoConfig, VR stereo rendering configuration for simulator +typedef struct VrStereoConfig { + Matrix projection[2]; // VR projection matrices (per eye) + Matrix viewOffset[2]; // VR view offset matrices (per eye) + float leftLensCenter[2]; // VR left lens center + float rightLensCenter[2]; // VR right lens center + float leftScreenCenter[2]; // VR left screen center + float rightScreenCenter[2]; // VR right screen center + float scale[2]; // VR distortion scale + float scaleIn[2]; // VR distortion scale in +} VrStereoConfig; + +// File path list +typedef struct FilePathList { + unsigned int capacity; // Filepaths max entries + unsigned int count; // Filepaths entries count + char **paths; // Filepaths entries +} FilePathList; + //---------------------------------------------------------------------------------- // Enumerators Definition //---------------------------------------------------------------------------------- @@ -477,410 +513,398 @@ typedef enum { FLAG_WINDOW_ALWAYS_RUN = 0x00000100, // Set to allow windows running while minimized FLAG_WINDOW_TRANSPARENT = 0x00000010, // Set to allow transparent framebuffer FLAG_WINDOW_HIGHDPI = 0x00002000, // Set to support HighDPI + FLAG_WINDOW_MOUSE_PASSTHROUGH = 0x00004000, // Set to support mouse passthrough, only supported when FLAG_WINDOW_UNDECORATED FLAG_MSAA_4X_HINT = 0x00000020, // Set to try enabling MSAA 4X FLAG_INTERLACED_HINT = 0x00010000 // Set to try enabling interlaced video format (for V3D) -} ConfigFlag; +} ConfigFlags; -// Trace log type +// Trace log level +// NOTE: Organized by priority level typedef enum { LOG_ALL = 0, // Display all logs - LOG_TRACE, - LOG_DEBUG, - LOG_INFO, - LOG_WARNING, - LOG_ERROR, - LOG_FATAL, + LOG_TRACE, // Trace logging, intended for internal use only + LOG_DEBUG, // Debug logging, used for internal debugging, it should be disabled on release builds + LOG_INFO, // Info logging, used for program execution info + LOG_WARNING, // Warning logging, used on recoverable failures + LOG_ERROR, // Error logging, used on unrecoverable failures + LOG_FATAL, // Fatal logging, used to abort program: exit(EXIT_FAILURE) LOG_NONE // Disable logging -} TraceLogType; +} TraceLogLevel; // Keyboard keys (US keyboard layout) // NOTE: Use GetKeyPressed() to allow redefining // required keys for alternative layouts typedef enum { + KEY_NULL = 0, // Key: NULL, used for no key pressed // Alphanumeric keys - KEY_APOSTROPHE = 39, - KEY_COMMA = 44, - KEY_MINUS = 45, - KEY_PERIOD = 46, - KEY_SLASH = 47, - KEY_ZERO = 48, - KEY_ONE = 49, - KEY_TWO = 50, - KEY_THREE = 51, - KEY_FOUR = 52, - KEY_FIVE = 53, - KEY_SIX = 54, - KEY_SEVEN = 55, - KEY_EIGHT = 56, - KEY_NINE = 57, - KEY_SEMICOLON = 59, - KEY_EQUAL = 61, - KEY_A = 65, - KEY_B = 66, - KEY_C = 67, - KEY_D = 68, - KEY_E = 69, - KEY_F = 70, - KEY_G = 71, - KEY_H = 72, - KEY_I = 73, - KEY_J = 74, - KEY_K = 75, - KEY_L = 76, - KEY_M = 77, - KEY_N = 78, - KEY_O = 79, - KEY_P = 80, - KEY_Q = 81, - KEY_R = 82, - KEY_S = 83, - KEY_T = 84, - KEY_U = 85, - KEY_V = 86, - KEY_W = 87, - KEY_X = 88, - KEY_Y = 89, - KEY_Z = 90, - + KEY_APOSTROPHE = 39, // Key: ' + KEY_COMMA = 44, // Key: , + KEY_MINUS = 45, // Key: - + KEY_PERIOD = 46, // Key: . + KEY_SLASH = 47, // Key: / + KEY_ZERO = 48, // Key: 0 + KEY_ONE = 49, // Key: 1 + KEY_TWO = 50, // Key: 2 + KEY_THREE = 51, // Key: 3 + KEY_FOUR = 52, // Key: 4 + KEY_FIVE = 53, // Key: 5 + KEY_SIX = 54, // Key: 6 + KEY_SEVEN = 55, // Key: 7 + KEY_EIGHT = 56, // Key: 8 + KEY_NINE = 57, // Key: 9 + KEY_SEMICOLON = 59, // Key: ; + KEY_EQUAL = 61, // Key: = + KEY_A = 65, // Key: A | a + KEY_B = 66, // Key: B | b + KEY_C = 67, // Key: C | c + KEY_D = 68, // Key: D | d + KEY_E = 69, // Key: E | e + KEY_F = 70, // Key: F | f + KEY_G = 71, // Key: G | g + KEY_H = 72, // Key: H | h + KEY_I = 73, // Key: I | i + KEY_J = 74, // Key: J | j + KEY_K = 75, // Key: K | k + KEY_L = 76, // Key: L | l + KEY_M = 77, // Key: M | m + KEY_N = 78, // Key: N | n + KEY_O = 79, // Key: O | o + KEY_P = 80, // Key: P | p + KEY_Q = 81, // Key: Q | q + KEY_R = 82, // Key: R | r + KEY_S = 83, // Key: S | s + KEY_T = 84, // Key: T | t + KEY_U = 85, // Key: U | u + KEY_V = 86, // Key: V | v + KEY_W = 87, // Key: W | w + KEY_X = 88, // Key: X | x + KEY_Y = 89, // Key: Y | y + KEY_Z = 90, // Key: Z | z + KEY_LEFT_BRACKET = 91, // Key: [ + KEY_BACKSLASH = 92, // Key: '\' + KEY_RIGHT_BRACKET = 93, // Key: ] + KEY_GRAVE = 96, // Key: ` // Function keys - KEY_SPACE = 32, - KEY_ESCAPE = 256, - KEY_ENTER = 257, - KEY_TAB = 258, - KEY_BACKSPACE = 259, - KEY_INSERT = 260, - KEY_DELETE = 261, - KEY_RIGHT = 262, - KEY_LEFT = 263, - KEY_DOWN = 264, - KEY_UP = 265, - KEY_PAGE_UP = 266, - KEY_PAGE_DOWN = 267, - KEY_HOME = 268, - KEY_END = 269, - KEY_CAPS_LOCK = 280, - KEY_SCROLL_LOCK = 281, - KEY_NUM_LOCK = 282, - KEY_PRINT_SCREEN = 283, - KEY_PAUSE = 284, - KEY_F1 = 290, - KEY_F2 = 291, - KEY_F3 = 292, - KEY_F4 = 293, - KEY_F5 = 294, - KEY_F6 = 295, - KEY_F7 = 296, - KEY_F8 = 297, - KEY_F9 = 298, - KEY_F10 = 299, - KEY_F11 = 300, - KEY_F12 = 301, - KEY_LEFT_SHIFT = 340, - KEY_LEFT_CONTROL = 341, - KEY_LEFT_ALT = 342, - KEY_LEFT_SUPER = 343, - KEY_RIGHT_SHIFT = 344, - KEY_RIGHT_CONTROL = 345, - KEY_RIGHT_ALT = 346, - KEY_RIGHT_SUPER = 347, - KEY_KB_MENU = 348, - KEY_LEFT_BRACKET = 91, - KEY_BACKSLASH = 92, - KEY_RIGHT_BRACKET = 93, - KEY_GRAVE = 96, - + KEY_SPACE = 32, // Key: Space + KEY_ESCAPE = 256, // Key: Esc + KEY_ENTER = 257, // Key: Enter + KEY_TAB = 258, // Key: Tab + KEY_BACKSPACE = 259, // Key: Backspace + KEY_INSERT = 260, // Key: Ins + KEY_DELETE = 261, // Key: Del + KEY_RIGHT = 262, // Key: Cursor right + KEY_LEFT = 263, // Key: Cursor left + KEY_DOWN = 264, // Key: Cursor down + KEY_UP = 265, // Key: Cursor up + KEY_PAGE_UP = 266, // Key: Page up + KEY_PAGE_DOWN = 267, // Key: Page down + KEY_HOME = 268, // Key: Home + KEY_END = 269, // Key: End + KEY_CAPS_LOCK = 280, // Key: Caps lock + KEY_SCROLL_LOCK = 281, // Key: Scroll down + KEY_NUM_LOCK = 282, // Key: Num lock + KEY_PRINT_SCREEN = 283, // Key: Print screen + KEY_PAUSE = 284, // Key: Pause + KEY_F1 = 290, // Key: F1 + KEY_F2 = 291, // Key: F2 + KEY_F3 = 292, // Key: F3 + KEY_F4 = 293, // Key: F4 + KEY_F5 = 294, // Key: F5 + KEY_F6 = 295, // Key: F6 + KEY_F7 = 296, // Key: F7 + KEY_F8 = 297, // Key: F8 + KEY_F9 = 298, // Key: F9 + KEY_F10 = 299, // Key: F10 + KEY_F11 = 300, // Key: F11 + KEY_F12 = 301, // Key: F12 + KEY_LEFT_SHIFT = 340, // Key: Shift left + KEY_LEFT_CONTROL = 341, // Key: Control left + KEY_LEFT_ALT = 342, // Key: Alt left + KEY_LEFT_SUPER = 343, // Key: Super left + KEY_RIGHT_SHIFT = 344, // Key: Shift right + KEY_RIGHT_CONTROL = 345, // Key: Control right + KEY_RIGHT_ALT = 346, // Key: Alt right + KEY_RIGHT_SUPER = 347, // Key: Super right + KEY_KB_MENU = 348, // Key: KB menu // Keypad keys - KEY_KP_0 = 320, - KEY_KP_1 = 321, - KEY_KP_2 = 322, - KEY_KP_3 = 323, - KEY_KP_4 = 324, - KEY_KP_5 = 325, - KEY_KP_6 = 326, - KEY_KP_7 = 327, - KEY_KP_8 = 328, - KEY_KP_9 = 329, - KEY_KP_DECIMAL = 330, - KEY_KP_DIVIDE = 331, - KEY_KP_MULTIPLY = 332, - KEY_KP_SUBTRACT = 333, - KEY_KP_ADD = 334, - KEY_KP_ENTER = 335, - KEY_KP_EQUAL = 336 + KEY_KP_0 = 320, // Key: Keypad 0 + KEY_KP_1 = 321, // Key: Keypad 1 + KEY_KP_2 = 322, // Key: Keypad 2 + KEY_KP_3 = 323, // Key: Keypad 3 + KEY_KP_4 = 324, // Key: Keypad 4 + KEY_KP_5 = 325, // Key: Keypad 5 + KEY_KP_6 = 326, // Key: Keypad 6 + KEY_KP_7 = 327, // Key: Keypad 7 + KEY_KP_8 = 328, // Key: Keypad 8 + KEY_KP_9 = 329, // Key: Keypad 9 + KEY_KP_DECIMAL = 330, // Key: Keypad . + KEY_KP_DIVIDE = 331, // Key: Keypad / + KEY_KP_MULTIPLY = 332, // Key: Keypad * + KEY_KP_SUBTRACT = 333, // Key: Keypad - + KEY_KP_ADD = 334, // Key: Keypad + + KEY_KP_ENTER = 335, // Key: Keypad Enter + KEY_KP_EQUAL = 336, // Key: Keypad = + // Android key buttons + KEY_BACK = 4, // Key: Android back button + KEY_MENU = 82, // Key: Android menu button + KEY_VOLUME_UP = 24, // Key: Android volume up button + KEY_VOLUME_DOWN = 25 // Key: Android volume down button } KeyboardKey; -// Android buttons -typedef enum { - KEY_BACK = 4, - KEY_MENU = 82, - KEY_VOLUME_UP = 24, - KEY_VOLUME_DOWN = 25 -} AndroidButton; +// Add backwards compatibility support for deprecated names +#define MOUSE_LEFT_BUTTON MOUSE_BUTTON_LEFT +#define MOUSE_RIGHT_BUTTON MOUSE_BUTTON_RIGHT +#define MOUSE_MIDDLE_BUTTON MOUSE_BUTTON_MIDDLE // Mouse buttons typedef enum { - MOUSE_LEFT_BUTTON = 0, - MOUSE_RIGHT_BUTTON = 1, - MOUSE_MIDDLE_BUTTON = 2 + MOUSE_BUTTON_LEFT = 0, // Mouse button left + MOUSE_BUTTON_RIGHT = 1, // Mouse button right + MOUSE_BUTTON_MIDDLE = 2, // Mouse button middle (pressed wheel) + MOUSE_BUTTON_SIDE = 3, // Mouse button side (advanced mouse device) + MOUSE_BUTTON_EXTRA = 4, // Mouse button extra (advanced mouse device) + MOUSE_BUTTON_FORWARD = 5, // Mouse button fordward (advanced mouse device) + MOUSE_BUTTON_BACK = 6, // Mouse button back (advanced mouse device) } MouseButton; -// Mouse cursor types +// Mouse cursor typedef enum { - MOUSE_CURSOR_DEFAULT = 0, - MOUSE_CURSOR_ARROW = 1, - MOUSE_CURSOR_IBEAM = 2, - MOUSE_CURSOR_CROSSHAIR = 3, - MOUSE_CURSOR_POINTING_HAND = 4, - MOUSE_CURSOR_RESIZE_EW = 5, // The horizontal resize/move arrow shape - MOUSE_CURSOR_RESIZE_NS = 6, // The vertical resize/move arrow shape - MOUSE_CURSOR_RESIZE_NWSE = 7, // The top-left to bottom-right diagonal resize/move arrow shape + MOUSE_CURSOR_DEFAULT = 0, // Default pointer shape + MOUSE_CURSOR_ARROW = 1, // Arrow shape + MOUSE_CURSOR_IBEAM = 2, // Text writing cursor shape + MOUSE_CURSOR_CROSSHAIR = 3, // Cross shape + MOUSE_CURSOR_POINTING_HAND = 4, // Pointing hand cursor + MOUSE_CURSOR_RESIZE_EW = 5, // Horizontal resize/move arrow shape + MOUSE_CURSOR_RESIZE_NS = 6, // Vertical resize/move arrow shape + MOUSE_CURSOR_RESIZE_NWSE = 7, // Top-left to bottom-right diagonal resize/move arrow shape MOUSE_CURSOR_RESIZE_NESW = 8, // The top-right to bottom-left diagonal resize/move arrow shape MOUSE_CURSOR_RESIZE_ALL = 9, // The omni-directional resize/move cursor shape MOUSE_CURSOR_NOT_ALLOWED = 10 // The operation-not-allowed shape } MouseCursor; -// Gamepad number -typedef enum { - GAMEPAD_PLAYER1 = 0, - GAMEPAD_PLAYER2 = 1, - GAMEPAD_PLAYER3 = 2, - GAMEPAD_PLAYER4 = 3 -} GamepadNumber; - // Gamepad buttons typedef enum { - // This is here just for error checking - GAMEPAD_BUTTON_UNKNOWN = 0, - - // This is normally a DPAD - GAMEPAD_BUTTON_LEFT_FACE_UP, - GAMEPAD_BUTTON_LEFT_FACE_RIGHT, - GAMEPAD_BUTTON_LEFT_FACE_DOWN, - GAMEPAD_BUTTON_LEFT_FACE_LEFT, - - // This normally corresponds with PlayStation and Xbox controllers - // XBOX: [Y,X,A,B] - // PS3: [Triangle,Square,Cross,Circle] - // No support for 6 button controllers though.. - GAMEPAD_BUTTON_RIGHT_FACE_UP, - GAMEPAD_BUTTON_RIGHT_FACE_RIGHT, - GAMEPAD_BUTTON_RIGHT_FACE_DOWN, - GAMEPAD_BUTTON_RIGHT_FACE_LEFT, - - // Triggers - GAMEPAD_BUTTON_LEFT_TRIGGER_1, - GAMEPAD_BUTTON_LEFT_TRIGGER_2, - GAMEPAD_BUTTON_RIGHT_TRIGGER_1, - GAMEPAD_BUTTON_RIGHT_TRIGGER_2, - - // These are buttons in the center of the gamepad - GAMEPAD_BUTTON_MIDDLE_LEFT, // PS3 Select - GAMEPAD_BUTTON_MIDDLE, // PS Button/XBOX Button - GAMEPAD_BUTTON_MIDDLE_RIGHT, // PS3 Start - - // These are the joystick press in buttons - GAMEPAD_BUTTON_LEFT_THUMB, - GAMEPAD_BUTTON_RIGHT_THUMB + GAMEPAD_BUTTON_UNKNOWN = 0, // Unknown button, just for error checking + GAMEPAD_BUTTON_LEFT_FACE_UP, // Gamepad left DPAD up button + GAMEPAD_BUTTON_LEFT_FACE_RIGHT, // Gamepad left DPAD right button + GAMEPAD_BUTTON_LEFT_FACE_DOWN, // Gamepad left DPAD down button + GAMEPAD_BUTTON_LEFT_FACE_LEFT, // Gamepad left DPAD left button + GAMEPAD_BUTTON_RIGHT_FACE_UP, // Gamepad right button up (i.e. PS3: Triangle, Xbox: Y) + GAMEPAD_BUTTON_RIGHT_FACE_RIGHT, // Gamepad right button right (i.e. PS3: Square, Xbox: X) + GAMEPAD_BUTTON_RIGHT_FACE_DOWN, // Gamepad right button down (i.e. PS3: Cross, Xbox: A) + GAMEPAD_BUTTON_RIGHT_FACE_LEFT, // Gamepad right button left (i.e. PS3: Circle, Xbox: B) + GAMEPAD_BUTTON_LEFT_TRIGGER_1, // Gamepad top/back trigger left (first), it could be a trailing button + GAMEPAD_BUTTON_LEFT_TRIGGER_2, // Gamepad top/back trigger left (second), it could be a trailing button + GAMEPAD_BUTTON_RIGHT_TRIGGER_1, // Gamepad top/back trigger right (one), it could be a trailing button + GAMEPAD_BUTTON_RIGHT_TRIGGER_2, // Gamepad top/back trigger right (second), it could be a trailing button + GAMEPAD_BUTTON_MIDDLE_LEFT, // Gamepad center buttons, left one (i.e. PS3: Select) + GAMEPAD_BUTTON_MIDDLE, // Gamepad center buttons, middle one (i.e. PS3: PS, Xbox: XBOX) + GAMEPAD_BUTTON_MIDDLE_RIGHT, // Gamepad center buttons, right one (i.e. PS3: Start) + GAMEPAD_BUTTON_LEFT_THUMB, // Gamepad joystick pressed button left + GAMEPAD_BUTTON_RIGHT_THUMB // Gamepad joystick pressed button right } GamepadButton; // Gamepad axis typedef enum { - // Left stick - GAMEPAD_AXIS_LEFT_X = 0, - GAMEPAD_AXIS_LEFT_Y = 1, - - // Right stick - GAMEPAD_AXIS_RIGHT_X = 2, - GAMEPAD_AXIS_RIGHT_Y = 3, - - // Pressure levels for the back triggers - GAMEPAD_AXIS_LEFT_TRIGGER = 4, // [1..-1] (pressure-level) - GAMEPAD_AXIS_RIGHT_TRIGGER = 5 // [1..-1] (pressure-level) + GAMEPAD_AXIS_LEFT_X = 0, // Gamepad left stick X axis + GAMEPAD_AXIS_LEFT_Y = 1, // Gamepad left stick Y axis + GAMEPAD_AXIS_RIGHT_X = 2, // Gamepad right stick X axis + GAMEPAD_AXIS_RIGHT_Y = 3, // Gamepad right stick Y axis + GAMEPAD_AXIS_LEFT_TRIGGER = 4, // Gamepad back trigger left, pressure level: [1..-1] + GAMEPAD_AXIS_RIGHT_TRIGGER = 5 // Gamepad back trigger right, pressure level: [1..-1] } GamepadAxis; -// Shader location points +// Material map index +typedef enum { + MATERIAL_MAP_ALBEDO = 0, // Albedo material (same as: MATERIAL_MAP_DIFFUSE) + MATERIAL_MAP_METALNESS, // Metalness material (same as: MATERIAL_MAP_SPECULAR) + MATERIAL_MAP_NORMAL, // Normal material + MATERIAL_MAP_ROUGHNESS, // Roughness material + MATERIAL_MAP_OCCLUSION, // Ambient occlusion material + MATERIAL_MAP_EMISSION, // Emission material + MATERIAL_MAP_HEIGHT, // Heightmap material + MATERIAL_MAP_CUBEMAP, // Cubemap material (NOTE: Uses GL_TEXTURE_CUBE_MAP) + MATERIAL_MAP_IRRADIANCE, // Irradiance material (NOTE: Uses GL_TEXTURE_CUBE_MAP) + MATERIAL_MAP_PREFILTER, // Prefilter material (NOTE: Uses GL_TEXTURE_CUBE_MAP) + MATERIAL_MAP_BRDF // Brdf material +} MaterialMapIndex; + +#define MATERIAL_MAP_DIFFUSE MATERIAL_MAP_ALBEDO +#define MATERIAL_MAP_SPECULAR MATERIAL_MAP_METALNESS + +// Shader location index typedef enum { - LOC_VERTEX_POSITION = 0, - LOC_VERTEX_TEXCOORD01, - LOC_VERTEX_TEXCOORD02, - LOC_VERTEX_NORMAL, - LOC_VERTEX_TANGENT, - LOC_VERTEX_COLOR, - LOC_MATRIX_MVP, - LOC_MATRIX_MODEL, - LOC_MATRIX_VIEW, - LOC_MATRIX_PROJECTION, - LOC_VECTOR_VIEW, - LOC_COLOR_DIFFUSE, - LOC_COLOR_SPECULAR, - LOC_COLOR_AMBIENT, - LOC_MAP_ALBEDO, // LOC_MAP_DIFFUSE - LOC_MAP_METALNESS, // LOC_MAP_SPECULAR - LOC_MAP_NORMAL, - LOC_MAP_ROUGHNESS, - LOC_MAP_OCCLUSION, - LOC_MAP_EMISSION, - LOC_MAP_HEIGHT, - LOC_MAP_CUBEMAP, - LOC_MAP_IRRADIANCE, - LOC_MAP_PREFILTER, - LOC_MAP_BRDF + SHADER_LOC_VERTEX_POSITION = 0, // Shader location: vertex attribute: position + SHADER_LOC_VERTEX_TEXCOORD01, // Shader location: vertex attribute: texcoord01 + SHADER_LOC_VERTEX_TEXCOORD02, // Shader location: vertex attribute: texcoord02 + SHADER_LOC_VERTEX_NORMAL, // Shader location: vertex attribute: normal + SHADER_LOC_VERTEX_TANGENT, // Shader location: vertex attribute: tangent + SHADER_LOC_VERTEX_COLOR, // Shader location: vertex attribute: color + SHADER_LOC_MATRIX_MVP, // Shader location: matrix uniform: model-view-projection + SHADER_LOC_MATRIX_VIEW, // Shader location: matrix uniform: view (camera transform) + SHADER_LOC_MATRIX_PROJECTION, // Shader location: matrix uniform: projection + SHADER_LOC_MATRIX_MODEL, // Shader location: matrix uniform: model (transform) + SHADER_LOC_MATRIX_NORMAL, // Shader location: matrix uniform: normal + SHADER_LOC_VECTOR_VIEW, // Shader location: vector uniform: view + SHADER_LOC_COLOR_DIFFUSE, // Shader location: vector uniform: diffuse color + SHADER_LOC_COLOR_SPECULAR, // Shader location: vector uniform: specular color + SHADER_LOC_COLOR_AMBIENT, // Shader location: vector uniform: ambient color + SHADER_LOC_MAP_ALBEDO, // Shader location: sampler2d texture: albedo (same as: SHADER_LOC_MAP_DIFFUSE) + SHADER_LOC_MAP_METALNESS, // Shader location: sampler2d texture: metalness (same as: SHADER_LOC_MAP_SPECULAR) + SHADER_LOC_MAP_NORMAL, // Shader location: sampler2d texture: normal + SHADER_LOC_MAP_ROUGHNESS, // Shader location: sampler2d texture: roughness + SHADER_LOC_MAP_OCCLUSION, // Shader location: sampler2d texture: occlusion + SHADER_LOC_MAP_EMISSION, // Shader location: sampler2d texture: emission + SHADER_LOC_MAP_HEIGHT, // Shader location: sampler2d texture: height + SHADER_LOC_MAP_CUBEMAP, // Shader location: samplerCube texture: cubemap + SHADER_LOC_MAP_IRRADIANCE, // Shader location: samplerCube texture: irradiance + SHADER_LOC_MAP_PREFILTER, // Shader location: samplerCube texture: prefilter + SHADER_LOC_MAP_BRDF // Shader location: sampler2d texture: brdf } ShaderLocationIndex; -#define LOC_MAP_DIFFUSE LOC_MAP_ALBEDO -#define LOC_MAP_SPECULAR LOC_MAP_METALNESS +#define SHADER_LOC_MAP_DIFFUSE SHADER_LOC_MAP_ALBEDO +#define SHADER_LOC_MAP_SPECULAR SHADER_LOC_MAP_METALNESS -// Shader uniform data types +// Shader uniform data type typedef enum { - UNIFORM_FLOAT = 0, - UNIFORM_VEC2, - UNIFORM_VEC3, - UNIFORM_VEC4, - UNIFORM_INT, - UNIFORM_IVEC2, - UNIFORM_IVEC3, - UNIFORM_IVEC4, - UNIFORM_SAMPLER2D + SHADER_UNIFORM_FLOAT = 0, // Shader uniform type: float + SHADER_UNIFORM_VEC2, // Shader uniform type: vec2 (2 float) + SHADER_UNIFORM_VEC3, // Shader uniform type: vec3 (3 float) + SHADER_UNIFORM_VEC4, // Shader uniform type: vec4 (4 float) + SHADER_UNIFORM_INT, // Shader uniform type: int + SHADER_UNIFORM_IVEC2, // Shader uniform type: ivec2 (2 int) + SHADER_UNIFORM_IVEC3, // Shader uniform type: ivec3 (3 int) + SHADER_UNIFORM_IVEC4, // Shader uniform type: ivec4 (4 int) + SHADER_UNIFORM_SAMPLER2D // Shader uniform type: sampler2d } ShaderUniformDataType; -// Material maps +// Shader attribute data types typedef enum { - MAP_ALBEDO = 0, // MAP_DIFFUSE - MAP_METALNESS = 1, // MAP_SPECULAR - MAP_NORMAL = 2, - MAP_ROUGHNESS = 3, - MAP_OCCLUSION, - MAP_EMISSION, - MAP_HEIGHT, - MAP_CUBEMAP, // NOTE: Uses GL_TEXTURE_CUBE_MAP - MAP_IRRADIANCE, // NOTE: Uses GL_TEXTURE_CUBE_MAP - MAP_PREFILTER, // NOTE: Uses GL_TEXTURE_CUBE_MAP - MAP_BRDF -} MaterialMapType; - -#define MAP_DIFFUSE MAP_ALBEDO -#define MAP_SPECULAR MAP_METALNESS + SHADER_ATTRIB_FLOAT = 0, // Shader attribute type: float + SHADER_ATTRIB_VEC2, // Shader attribute type: vec2 (2 float) + SHADER_ATTRIB_VEC3, // Shader attribute type: vec3 (3 float) + SHADER_ATTRIB_VEC4 // Shader attribute type: vec4 (4 float) +} ShaderAttributeDataType; // Pixel formats // NOTE: Support depends on OpenGL version and platform typedef enum { - UNCOMPRESSED_GRAYSCALE = 1, // 8 bit per pixel (no alpha) - UNCOMPRESSED_GRAY_ALPHA, // 8*2 bpp (2 channels) - UNCOMPRESSED_R5G6B5, // 16 bpp - UNCOMPRESSED_R8G8B8, // 24 bpp - UNCOMPRESSED_R5G5B5A1, // 16 bpp (1 bit alpha) - UNCOMPRESSED_R4G4B4A4, // 16 bpp (4 bit alpha) - UNCOMPRESSED_R8G8B8A8, // 32 bpp - UNCOMPRESSED_R32, // 32 bpp (1 channel - float) - UNCOMPRESSED_R32G32B32, // 32*3 bpp (3 channels - float) - UNCOMPRESSED_R32G32B32A32, // 32*4 bpp (4 channels - float) - COMPRESSED_DXT1_RGB, // 4 bpp (no alpha) - COMPRESSED_DXT1_RGBA, // 4 bpp (1 bit alpha) - COMPRESSED_DXT3_RGBA, // 8 bpp - COMPRESSED_DXT5_RGBA, // 8 bpp - COMPRESSED_ETC1_RGB, // 4 bpp - COMPRESSED_ETC2_RGB, // 4 bpp - COMPRESSED_ETC2_EAC_RGBA, // 8 bpp - COMPRESSED_PVRT_RGB, // 4 bpp - COMPRESSED_PVRT_RGBA, // 4 bpp - COMPRESSED_ASTC_4x4_RGBA, // 8 bpp - COMPRESSED_ASTC_8x8_RGBA // 2 bpp + PIXELFORMAT_UNCOMPRESSED_GRAYSCALE = 1, // 8 bit per pixel (no alpha) + PIXELFORMAT_UNCOMPRESSED_GRAY_ALPHA, // 8*2 bpp (2 channels) + PIXELFORMAT_UNCOMPRESSED_R5G6B5, // 16 bpp + PIXELFORMAT_UNCOMPRESSED_R8G8B8, // 24 bpp + PIXELFORMAT_UNCOMPRESSED_R5G5B5A1, // 16 bpp (1 bit alpha) + PIXELFORMAT_UNCOMPRESSED_R4G4B4A4, // 16 bpp (4 bit alpha) + PIXELFORMAT_UNCOMPRESSED_R8G8B8A8, // 32 bpp + PIXELFORMAT_UNCOMPRESSED_R32, // 32 bpp (1 channel - float) + PIXELFORMAT_UNCOMPRESSED_R32G32B32, // 32*3 bpp (3 channels - float) + PIXELFORMAT_UNCOMPRESSED_R32G32B32A32, // 32*4 bpp (4 channels - float) + PIXELFORMAT_COMPRESSED_DXT1_RGB, // 4 bpp (no alpha) + PIXELFORMAT_COMPRESSED_DXT1_RGBA, // 4 bpp (1 bit alpha) + PIXELFORMAT_COMPRESSED_DXT3_RGBA, // 8 bpp + PIXELFORMAT_COMPRESSED_DXT5_RGBA, // 8 bpp + PIXELFORMAT_COMPRESSED_ETC1_RGB, // 4 bpp + PIXELFORMAT_COMPRESSED_ETC2_RGB, // 4 bpp + PIXELFORMAT_COMPRESSED_ETC2_EAC_RGBA, // 8 bpp + PIXELFORMAT_COMPRESSED_PVRT_RGB, // 4 bpp + PIXELFORMAT_COMPRESSED_PVRT_RGBA, // 4 bpp + PIXELFORMAT_COMPRESSED_ASTC_4x4_RGBA, // 8 bpp + PIXELFORMAT_COMPRESSED_ASTC_8x8_RGBA // 2 bpp } PixelFormat; // Texture parameters: filter mode // NOTE 1: Filtering considers mipmaps if available in the texture // NOTE 2: Filter is accordingly set for minification and magnification typedef enum { - FILTER_POINT = 0, // No filter, just pixel aproximation - FILTER_BILINEAR, // Linear filtering - FILTER_TRILINEAR, // Trilinear filtering (linear with mipmaps) - FILTER_ANISOTROPIC_4X, // Anisotropic filtering 4x - FILTER_ANISOTROPIC_8X, // Anisotropic filtering 8x - FILTER_ANISOTROPIC_16X, // Anisotropic filtering 16x -} TextureFilterMode; + TEXTURE_FILTER_POINT = 0, // No filter, just pixel approximation + TEXTURE_FILTER_BILINEAR, // Linear filtering + TEXTURE_FILTER_TRILINEAR, // Trilinear filtering (linear with mipmaps) + TEXTURE_FILTER_ANISOTROPIC_4X, // Anisotropic filtering 4x + TEXTURE_FILTER_ANISOTROPIC_8X, // Anisotropic filtering 8x + TEXTURE_FILTER_ANISOTROPIC_16X, // Anisotropic filtering 16x +} TextureFilter; // Texture parameters: wrap mode typedef enum { - WRAP_REPEAT = 0, // Repeats texture in tiled mode - WRAP_CLAMP, // Clamps texture to edge pixel in tiled mode - WRAP_MIRROR_REPEAT, // Mirrors and repeats the texture in tiled mode - WRAP_MIRROR_CLAMP // Mirrors and clamps to border the texture in tiled mode -} TextureWrapMode; + TEXTURE_WRAP_REPEAT = 0, // Repeats texture in tiled mode + TEXTURE_WRAP_CLAMP, // Clamps texture to edge pixel in tiled mode + TEXTURE_WRAP_MIRROR_REPEAT, // Mirrors and repeats the texture in tiled mode + TEXTURE_WRAP_MIRROR_CLAMP // Mirrors and clamps to border the texture in tiled mode +} TextureWrap; // Cubemap layouts typedef enum { - CUBEMAP_AUTO_DETECT = 0, // Automatically detect layout type - CUBEMAP_LINE_VERTICAL, // Layout is defined by a vertical line with faces - CUBEMAP_LINE_HORIZONTAL, // Layout is defined by an horizontal line with faces - CUBEMAP_CROSS_THREE_BY_FOUR, // Layout is defined by a 3x4 cross with cubemap faces - CUBEMAP_CROSS_FOUR_BY_THREE, // Layout is defined by a 4x3 cross with cubemap faces - CUBEMAP_PANORAMA // Layout is defined by a panorama image (equirectangular map) -} CubemapLayoutType; + CUBEMAP_LAYOUT_AUTO_DETECT = 0, // Automatically detect layout type + CUBEMAP_LAYOUT_LINE_VERTICAL, // Layout is defined by a vertical line with faces + CUBEMAP_LAYOUT_LINE_HORIZONTAL, // Layout is defined by an horizontal line with faces + CUBEMAP_LAYOUT_CROSS_THREE_BY_FOUR, // Layout is defined by a 3x4 cross with cubemap faces + CUBEMAP_LAYOUT_CROSS_FOUR_BY_THREE, // Layout is defined by a 4x3 cross with cubemap faces + CUBEMAP_LAYOUT_PANORAMA // Layout is defined by a panorama image (equirectangular map) +} CubemapLayout; // Font type, defines generation method typedef enum { - FONT_DEFAULT = 0, // Default font generation, anti-aliased - FONT_BITMAP, // Bitmap font generation, no anti-aliasing - FONT_SDF // SDF font generation, requires external shader + FONT_DEFAULT = 0, // Default font generation, anti-aliased + FONT_BITMAP, // Bitmap font generation, no anti-aliasing + FONT_SDF // SDF font generation, requires external shader } FontType; // Color blending modes (pre-defined) typedef enum { - BLEND_ALPHA = 0, // Blend textures considering alpha (default) - BLEND_ADDITIVE, // Blend textures adding colors - BLEND_MULTIPLIED, // Blend textures multiplying colors - BLEND_ADD_COLORS, // Blend textures adding colors (alternative) - BLEND_SUBTRACT_COLORS, // Blend textures subtracting colors (alternative) - BLEND_CUSTOM // Belnd textures using custom src/dst factors (use rlSetBlendMode()) + BLEND_ALPHA = 0, // Blend textures considering alpha (default) + BLEND_ADDITIVE, // Blend textures adding colors + BLEND_MULTIPLIED, // Blend textures multiplying colors + BLEND_ADD_COLORS, // Blend textures adding colors (alternative) + BLEND_SUBTRACT_COLORS, // Blend textures subtracting colors (alternative) + BLEND_ALPHA_PREMULTIPLY, // Blend premultiplied textures considering alpha + BLEND_CUSTOM // Blend textures using custom src/dst factors (use rlSetBlendMode()) } BlendMode; -// Gestures type +// Gesture // NOTE: It could be used as flags to enable only some gestures typedef enum { - GESTURE_NONE = 0, - GESTURE_TAP = 1, - GESTURE_DOUBLETAP = 2, - GESTURE_HOLD = 4, - GESTURE_DRAG = 8, - GESTURE_SWIPE_RIGHT = 16, - GESTURE_SWIPE_LEFT = 32, - GESTURE_SWIPE_UP = 64, - GESTURE_SWIPE_DOWN = 128, - GESTURE_PINCH_IN = 256, - GESTURE_PINCH_OUT = 512 -} GestureType; + GESTURE_NONE = 0, // No gesture + GESTURE_TAP = 1, // Tap gesture + GESTURE_DOUBLETAP = 2, // Double tap gesture + GESTURE_HOLD = 4, // Hold gesture + GESTURE_DRAG = 8, // Drag gesture + GESTURE_SWIPE_RIGHT = 16, // Swipe right gesture + GESTURE_SWIPE_LEFT = 32, // Swipe left gesture + GESTURE_SWIPE_UP = 64, // Swipe up gesture + GESTURE_SWIPE_DOWN = 128, // Swipe down gesture + GESTURE_PINCH_IN = 256, // Pinch in gesture + GESTURE_PINCH_OUT = 512 // Pinch out gesture +} Gesture; // Camera system modes typedef enum { - CAMERA_CUSTOM = 0, - CAMERA_FREE, - CAMERA_ORBITAL, - CAMERA_FIRST_PERSON, - CAMERA_THIRD_PERSON + CAMERA_CUSTOM = 0, // Custom camera + CAMERA_FREE, // Free camera + CAMERA_ORBITAL, // Orbital camera + CAMERA_FIRST_PERSON, // First person camera + CAMERA_THIRD_PERSON // Third person camera } CameraMode; -// Camera projection modes +// Camera projection typedef enum { - CAMERA_PERSPECTIVE = 0, - CAMERA_ORTHOGRAPHIC -} CameraType; + CAMERA_PERSPECTIVE = 0, // Perspective projection + CAMERA_ORTHOGRAPHIC // Orthographic projection +} CameraProjection; -// N-patch types +// N-patch layout typedef enum { - NPT_9PATCH = 0, // Npatch defined by 3x3 tiles - NPT_3PATCH_VERTICAL, // Npatch defined by 1x3 tiles - NPT_3PATCH_HORIZONTAL // Npatch defined by 3x1 tiles -} NPatchType; - -// Callbacks to be implemented by users -typedef void (*TraceLogCallback)(int logType, const char *text, va_list args); -typedef void *(*MemAllocCallback)(int size); -typedef void *(*MemReallocCallback)(int size); -typedef void (*MemFreeCallback)(void *ptr); - -#if defined(__cplusplus) -extern "C" { // Prevents name mangling of functions -#endif + NPATCH_NINE_PATCH = 0, // Npatch layout: 3x3 tiles + NPATCH_THREE_PATCH_VERTICAL, // Npatch layout: 1x3 tiles + NPATCH_THREE_PATCH_HORIZONTAL // Npatch layout: 3x1 tiles +} NPatchLayout; + +// Callbacks to hook some internal functions +// WARNING: This callbacks are intended for advance users +typedef void (*TraceLogCallback)(int logLevel, const char *text, va_list args); // Logging: Redirect trace log messages +typedef unsigned char *(*LoadFileDataCallback)(const char *fileName, unsigned int *bytesRead); // FileIO: Load binary data +typedef bool (*SaveFileDataCallback)(const char *fileName, void *data, unsigned int bytesToWrite); // FileIO: Save binary data +typedef char *(*LoadFileTextCallback)(const char *fileName); // FileIO: Load text data +typedef bool (*SaveFileTextCallback)(const char *fileName, char *text); // FileIO: Save text data //------------------------------------------------------------------------------------ // Global Variables Definition @@ -891,6 +915,10 @@ extern "C" { // Prevents name mangling of functions // Window and Graphics Device Functions (Module: core) //------------------------------------------------------------------------------------ +#if defined(__cplusplus) +extern "C" { // Prevents name mangling of functions +#endif + // Window-related functions RLAPI void InitWindow(int width, int height, const char *title); // Initialize window and OpenGL context RLAPI bool WindowShouldClose(void); // Check if KEY_ESCAPE pressed or Close icon pressed @@ -903,7 +931,7 @@ RLAPI bool IsWindowMaximized(void); // Check if wi RLAPI bool IsWindowFocused(void); // Check if window is currently focused (only PLATFORM_DESKTOP) RLAPI bool IsWindowResized(void); // Check if window has been resized last frame RLAPI bool IsWindowState(unsigned int flag); // Check if one specific window flag is enabled -RLAPI void SetWindowState(unsigned int flags); // Set window configuration state using flags +RLAPI void SetWindowState(unsigned int flags); // Set window configuration state using flags (only PLATFORM_DESKTOP) RLAPI void ClearWindowState(unsigned int flags); // Clear window configuration state flags RLAPI void ToggleFullscreen(void); // Toggle window state: fullscreen/windowed (only PLATFORM_DESKTOP) RLAPI void MaximizeWindow(void); // Set window state: maximized, if resizable (only PLATFORM_DESKTOP) @@ -915,14 +943,17 @@ RLAPI void SetWindowPosition(int x, int y); // Set window RLAPI void SetWindowMonitor(int monitor); // Set monitor for the current window (fullscreen mode) RLAPI void SetWindowMinSize(int width, int height); // Set window minimum dimensions (for FLAG_WINDOW_RESIZABLE) RLAPI void SetWindowSize(int width, int height); // Set window dimensions +RLAPI void SetWindowOpacity(float opacity); // Set window opacity [0.0f..1.0f] (only PLATFORM_DESKTOP) RLAPI void *GetWindowHandle(void); // Get native window handle RLAPI int GetScreenWidth(void); // Get current screen width RLAPI int GetScreenHeight(void); // Get current screen height +RLAPI int GetRenderWidth(void); // Get current render width (it considers HiDPI) +RLAPI int GetRenderHeight(void); // Get current render height (it considers HiDPI) RLAPI int GetMonitorCount(void); // Get number of connected monitors RLAPI int GetCurrentMonitor(void); // Get current connected monitor RLAPI Vector2 GetMonitorPosition(int monitor); // Get specified monitor position -RLAPI int GetMonitorWidth(int monitor); // Get specified monitor width (max available by monitor) -RLAPI int GetMonitorHeight(int monitor); // Get specified monitor height (max available by monitor) +RLAPI int GetMonitorWidth(int monitor); // Get specified monitor width (current video mode used by monitor) +RLAPI int GetMonitorHeight(int monitor); // Get specified monitor height (current video mode used by monitor) RLAPI int GetMonitorPhysicalWidth(int monitor); // Get specified monitor physical width in millimetres RLAPI int GetMonitorPhysicalHeight(int monitor); // Get specified monitor physical height in millimetres RLAPI int GetMonitorRefreshRate(int monitor); // Get specified monitor refresh rate @@ -931,6 +962,16 @@ RLAPI Vector2 GetWindowScaleDPI(void); // Get window RLAPI const char *GetMonitorName(int monitor); // Get the human-readable, UTF-8 encoded name of the primary monitor RLAPI void SetClipboardText(const char *text); // Set clipboard text content RLAPI const char *GetClipboardText(void); // Get clipboard text content +RLAPI void EnableEventWaiting(void); // Enable waiting for events on EndDrawing(), no automatic event polling +RLAPI void DisableEventWaiting(void); // Disable waiting for events on EndDrawing(), automatic events polling + +// Custom frame control functions +// NOTE: Those functions are intended for advance users that want full control over the frame processing +// By default EndDrawing() does this job: draws everything + SwapScreenBuffer() + manage frame timming + PollInputEvents() +// To avoid that behaviour and control frame processes manually, enable in config.h: SUPPORT_CUSTOM_FRAME_CONTROL +RLAPI void SwapScreenBuffer(void); // Swap back buffer with front buffer (screen drawing) +RLAPI void PollInputEvents(void); // Register all input events +RLAPI void WaitTime(double seconds); // Wait for some time (halt program execution) // Cursor-related functions RLAPI void ShowCursor(void); // Shows cursor @@ -938,158 +979,193 @@ RLAPI void HideCursor(void); // Hides curso RLAPI bool IsCursorHidden(void); // Check if cursor is not visible RLAPI void EnableCursor(void); // Enables cursor (unlock cursor) RLAPI void DisableCursor(void); // Disables cursor (lock cursor) -RLAPI bool IsCursorOnScreen(void); // Check if cursor is on the current screen. +RLAPI bool IsCursorOnScreen(void); // Check if cursor is on the screen // Drawing-related functions RLAPI void ClearBackground(Color color); // Set background color (framebuffer clear color) RLAPI void BeginDrawing(void); // Setup canvas (framebuffer) to start drawing RLAPI void EndDrawing(void); // End canvas drawing and swap buffers (double buffering) -RLAPI void BeginMode2D(Camera2D camera); // Initialize 2D mode with custom camera (2D) +RLAPI void BeginMode2D(Camera2D camera); // Begin 2D mode with custom camera (2D) RLAPI void EndMode2D(void); // Ends 2D mode with custom camera -RLAPI void BeginMode3D(Camera3D camera); // Initializes 3D mode with custom camera (3D) +RLAPI void BeginMode3D(Camera3D camera); // Begin 3D mode with custom camera (3D) RLAPI void EndMode3D(void); // Ends 3D mode and returns to default 2D orthographic mode -RLAPI void BeginTextureMode(RenderTexture2D target); // Initializes render texture for drawing +RLAPI void BeginTextureMode(RenderTexture2D target); // Begin drawing to render texture RLAPI void EndTextureMode(void); // Ends drawing to render texture +RLAPI void BeginShaderMode(Shader shader); // Begin custom shader drawing +RLAPI void EndShaderMode(void); // End custom shader drawing (use default shader) +RLAPI void BeginBlendMode(int mode); // Begin blending mode (alpha, additive, multiplied, subtract, custom) +RLAPI void EndBlendMode(void); // End blending mode (reset to default: alpha blending) RLAPI void BeginScissorMode(int x, int y, int width, int height); // Begin scissor mode (define screen area for following drawing) RLAPI void EndScissorMode(void); // End scissor mode +RLAPI void BeginVrStereoMode(VrStereoConfig config); // Begin stereo rendering (requires VR simulator) +RLAPI void EndVrStereoMode(void); // End stereo rendering (requires VR simulator) + +// VR stereo config functions for VR simulator +RLAPI VrStereoConfig LoadVrStereoConfig(VrDeviceInfo device); // Load VR stereo config for VR simulator device parameters +RLAPI void UnloadVrStereoConfig(VrStereoConfig config); // Unload VR stereo config + +// Shader management functions +// NOTE: Shader functionality is not available on OpenGL 1.1 +RLAPI Shader LoadShader(const char *vsFileName, const char *fsFileName); // Load shader from files and bind default locations +RLAPI Shader LoadShaderFromMemory(const char *vsCode, const char *fsCode); // Load shader from code strings and bind default locations +RLAPI int GetShaderLocation(Shader shader, const char *uniformName); // Get shader uniform location +RLAPI int GetShaderLocationAttrib(Shader shader, const char *attribName); // Get shader attribute location +RLAPI void SetShaderValue(Shader shader, int locIndex, const void *value, int uniformType); // Set shader uniform value +RLAPI void SetShaderValueV(Shader shader, int locIndex, const void *value, int uniformType, int count); // Set shader uniform value vector +RLAPI void SetShaderValueMatrix(Shader shader, int locIndex, Matrix mat); // Set shader uniform value (matrix 4x4) +RLAPI void SetShaderValueTexture(Shader shader, int locIndex, Texture2D texture); // Set shader uniform value for texture (sampler2d) +RLAPI void UnloadShader(Shader shader); // Unload shader from GPU memory (VRAM) // Screen-space-related functions -RLAPI Ray GetMouseRay(Vector2 mousePosition, Camera camera); // Returns a ray trace from mouse position -RLAPI Matrix GetCameraMatrix(Camera camera); // Returns camera transform matrix (view matrix) -RLAPI Matrix GetCameraMatrix2D(Camera2D camera); // Returns camera 2d transform matrix -RLAPI Vector2 GetWorldToScreen(Vector3 position, Camera camera); // Returns the screen space position for a 3d world space position -RLAPI Vector2 GetWorldToScreenEx(Vector3 position, Camera camera, int width, int height); // Returns size position for a 3d world space position -RLAPI Vector2 GetWorldToScreen2D(Vector2 position, Camera2D camera); // Returns the screen space position for a 2d camera world space position -RLAPI Vector2 GetScreenToWorld2D(Vector2 position, Camera2D camera); // Returns the world space position for a 2d camera screen space position +RLAPI Ray GetMouseRay(Vector2 mousePosition, Camera camera); // Get a ray trace from mouse position +RLAPI Matrix GetCameraMatrix(Camera camera); // Get camera transform matrix (view matrix) +RLAPI Matrix GetCameraMatrix2D(Camera2D camera); // Get camera 2d transform matrix +RLAPI Vector2 GetWorldToScreen(Vector3 position, Camera camera); // Get the screen space position for a 3d world space position +RLAPI Vector2 GetScreenToWorld2D(Vector2 position, Camera2D camera); // Get the world space position for a 2d camera screen space position +RLAPI Vector2 GetWorldToScreenEx(Vector3 position, Camera camera, int width, int height); // Get size position for a 3d world space position +RLAPI Vector2 GetWorldToScreen2D(Vector2 position, Camera2D camera); // Get the screen space position for a 2d camera world space position // Timing-related functions RLAPI void SetTargetFPS(int fps); // Set target FPS (maximum) -RLAPI int GetFPS(void); // Returns current FPS -RLAPI float GetFrameTime(void); // Returns time in seconds for last frame drawn -RLAPI double GetTime(void); // Returns elapsed time in seconds since InitWindow() +RLAPI int GetFPS(void); // Get current FPS +RLAPI float GetFrameTime(void); // Get time in seconds for last frame drawn (delta time) +RLAPI double GetTime(void); // Get elapsed time in seconds since InitWindow() // Misc. functions +RLAPI int GetRandomValue(int min, int max); // Get a random value between min and max (both included) +RLAPI void SetRandomSeed(unsigned int seed); // Set the seed for the random number generator +RLAPI void TakeScreenshot(const char *fileName); // Takes a screenshot of current screen (filename extension defines format) RLAPI void SetConfigFlags(unsigned int flags); // Setup init configuration flags (view FLAGS) -RLAPI void SetTraceLogLevel(int logType); // Set the current threshold (minimum) log level -RLAPI void SetTraceLogCallback(TraceLogCallback callback); // Set a trace log callback to enable custom logging -RLAPI void TraceLog(int logType, const char *text, ...); // Show trace log messages (LOG_DEBUG, LOG_INFO, LOG_WARNING, LOG_ERROR) - +RLAPI void TraceLog(int logLevel, const char *text, ...); // Show trace log messages (LOG_DEBUG, LOG_INFO, LOG_WARNING, LOG_ERROR...) +RLAPI void SetTraceLogLevel(int logLevel); // Set the current threshold (minimum) log level RLAPI void *MemAlloc(int size); // Internal memory allocator +RLAPI void *MemRealloc(void *ptr, int size); // Internal memory reallocator RLAPI void MemFree(void *ptr); // Internal memory free -RLAPI void SetMemAllocCallback(MemAllocCallback callback); // Set custom memory allocator -RLAPI void SetMemReallocCallback(MemReallocCallback callback); // Set custom memory reallocator -RLAPI void SetMemFreeCallback(MemFreeCallback callback); // Set custom memory free -RLAPI void TakeScreenshot(const char *fileName); // Takes a screenshot of current screen (saved a .png) -RLAPI int GetRandomValue(int min, int max); // Returns a random value between min and max (both included) +RLAPI void OpenURL(const char *url); // Open URL with default system browser (if available) + +// Set custom callbacks +// WARNING: Callbacks setup is intended for advance users +RLAPI void SetTraceLogCallback(TraceLogCallback callback); // Set custom trace log +RLAPI void SetLoadFileDataCallback(LoadFileDataCallback callback); // Set custom file binary data loader +RLAPI void SetSaveFileDataCallback(SaveFileDataCallback callback); // Set custom file binary data saver +RLAPI void SetLoadFileTextCallback(LoadFileTextCallback callback); // Set custom file text data loader +RLAPI void SetSaveFileTextCallback(SaveFileTextCallback callback); // Set custom file text data saver // Files management functions -RLAPI unsigned char *LoadFileData(const char *fileName, unsigned int *bytesRead); // Load file data as byte array (read) +RLAPI unsigned char *LoadFileData(const char *fileName, unsigned int *bytesRead); // Load file data as byte array (read) RLAPI void UnloadFileData(unsigned char *data); // Unload file data allocated by LoadFileData() -RLAPI bool SaveFileData(const char *fileName, void *data, unsigned int bytesToWrite); // Save data to file from byte array (write), returns true on success +RLAPI bool SaveFileData(const char *fileName, void *data, unsigned int bytesToWrite); // Save data to file from byte array (write), returns true on success +RLAPI bool ExportDataAsCode(const char *data, unsigned int size, const char *fileName); // Export data to code (.h), returns true on success RLAPI char *LoadFileText(const char *fileName); // Load text data from file (read), returns a '\0' terminated string -RLAPI void UnloadFileText(unsigned char *text); // Unload file text data allocated by LoadFileText() +RLAPI void UnloadFileText(char *text); // Unload file text data allocated by LoadFileText() RLAPI bool SaveFileText(const char *fileName, char *text); // Save text data to file (write), string must be '\0' terminated, returns true on success RLAPI bool FileExists(const char *fileName); // Check if file exists RLAPI bool DirectoryExists(const char *dirPath); // Check if a directory path exists -RLAPI bool IsFileExtension(const char *fileName, const char *ext);// Check file extension (including point: .png, .wav) -RLAPI const char *GetFileExtension(const char *fileName); // Get pointer to extension for a filename string (including point: ".png") +RLAPI bool IsFileExtension(const char *fileName, const char *ext); // Check file extension (including point: .png, .wav) +RLAPI int GetFileLength(const char *fileName); // Get file length in bytes (NOTE: GetFileSize() conflicts with windows.h) +RLAPI const char *GetFileExtension(const char *fileName); // Get pointer to extension for a filename string (includes dot: '.png') RLAPI const char *GetFileName(const char *filePath); // Get pointer to filename for a path string RLAPI const char *GetFileNameWithoutExt(const char *filePath); // Get filename string without extension (uses static string) RLAPI const char *GetDirectoryPath(const char *filePath); // Get full path for a given fileName with path (uses static string) RLAPI const char *GetPrevDirectoryPath(const char *dirPath); // Get previous directory path for a given path (uses static string) RLAPI const char *GetWorkingDirectory(void); // Get current working directory (uses static string) -RLAPI char **GetDirectoryFiles(const char *dirPath, int *count); // Get filenames in a directory path (memory should be freed) -RLAPI void ClearDirectoryFiles(void); // Clear directory files paths buffers (free memory) +RLAPI const char *GetApplicationDirectory(void); // Get the directory if the running application (uses static string) RLAPI bool ChangeDirectory(const char *dir); // Change working directory, return true on success +RLAPI bool IsPathFile(const char *path); // Check if a given path is a file or a directory +RLAPI FilePathList LoadDirectoryFiles(const char *dirPath); // Load directory filepaths +RLAPI FilePathList LoadDirectoryFilesEx(const char *basePath, const char *filter, bool scanSubdirs); // Load directory filepaths with extension filtering and recursive directory scan +RLAPI void UnloadDirectoryFiles(FilePathList files); // Unload filepaths RLAPI bool IsFileDropped(void); // Check if a file has been dropped into window -RLAPI char **GetDroppedFiles(int *count); // Get dropped files names (memory should be freed) -RLAPI void ClearDroppedFiles(void); // Clear dropped files paths buffer (free memory) +RLAPI FilePathList LoadDroppedFiles(void); // Load dropped filepaths +RLAPI void UnloadDroppedFiles(FilePathList files); // Unload dropped filepaths RLAPI long GetFileModTime(const char *fileName); // Get file modification time (last write time) -RLAPI unsigned char *CompressData(unsigned char *data, int dataLength, int *compDataLength); // Compress data (DEFLATE algorithm) -RLAPI unsigned char *DecompressData(unsigned char *compData, int compDataLength, int *dataLength); // Decompress data (DEFLATE algorithm) - -// Persistent storage management -RLAPI bool SaveStorageValue(unsigned int position, int value); // Save integer value to storage file (to defined position), returns true on success -RLAPI int LoadStorageValue(unsigned int position); // Load integer value from storage file (from defined position) - -RLAPI void OpenURL(const char *url); // Open URL with default system browser (if available) +// Compression/Encoding functionality +RLAPI unsigned char *CompressData(const unsigned char *data, int dataSize, int *compDataSize); // Compress data (DEFLATE algorithm), memory must be MemFree() +RLAPI unsigned char *DecompressData(const unsigned char *compData, int compDataSize, int *dataSize); // Decompress data (DEFLATE algorithm), memory must be MemFree() +RLAPI char *EncodeDataBase64(const unsigned char *data, int dataSize, int *outputSize); // Encode data to Base64 string, memory must be MemFree() +RLAPI unsigned char *DecodeDataBase64(const unsigned char *data, int *outputSize); // Decode Base64 string data, memory must be MemFree() //------------------------------------------------------------------------------------ // Input Handling Functions (Module: core) //------------------------------------------------------------------------------------ // Input-related functions: keyboard -RLAPI bool IsKeyPressed(int key); // Detect if a key has been pressed once -RLAPI bool IsKeyDown(int key); // Detect if a key is being pressed -RLAPI bool IsKeyReleased(int key); // Detect if a key has been released once -RLAPI bool IsKeyUp(int key); // Detect if a key is NOT being pressed +RLAPI bool IsKeyPressed(int key); // Check if a key has been pressed once +RLAPI bool IsKeyDown(int key); // Check if a key is being pressed +RLAPI bool IsKeyReleased(int key); // Check if a key has been released once +RLAPI bool IsKeyUp(int key); // Check if a key is NOT being pressed RLAPI void SetExitKey(int key); // Set a custom key to exit program (default is ESC) -RLAPI int GetKeyPressed(void); // Get key pressed (keycode), call it multiple times for keys queued -RLAPI int GetCharPressed(void); // Get char pressed (unicode), call it multiple times for chars queued +RLAPI int GetKeyPressed(void); // Get key pressed (keycode), call it multiple times for keys queued, returns 0 when the queue is empty +RLAPI int GetCharPressed(void); // Get char pressed (unicode), call it multiple times for chars queued, returns 0 when the queue is empty // Input-related functions: gamepads -RLAPI bool IsGamepadAvailable(int gamepad); // Detect if a gamepad is available -RLAPI bool IsGamepadName(int gamepad, const char *name); // Check gamepad name (if available) -RLAPI const char *GetGamepadName(int gamepad); // Return gamepad internal name id -RLAPI bool IsGamepadButtonPressed(int gamepad, int button); // Detect if a gamepad button has been pressed once -RLAPI bool IsGamepadButtonDown(int gamepad, int button); // Detect if a gamepad button is being pressed -RLAPI bool IsGamepadButtonReleased(int gamepad, int button); // Detect if a gamepad button has been released once -RLAPI bool IsGamepadButtonUp(int gamepad, int button); // Detect if a gamepad button is NOT being pressed +RLAPI bool IsGamepadAvailable(int gamepad); // Check if a gamepad is available +RLAPI const char *GetGamepadName(int gamepad); // Get gamepad internal name id +RLAPI bool IsGamepadButtonPressed(int gamepad, int button); // Check if a gamepad button has been pressed once +RLAPI bool IsGamepadButtonDown(int gamepad, int button); // Check if a gamepad button is being pressed +RLAPI bool IsGamepadButtonReleased(int gamepad, int button); // Check if a gamepad button has been released once +RLAPI bool IsGamepadButtonUp(int gamepad, int button); // Check if a gamepad button is NOT being pressed RLAPI int GetGamepadButtonPressed(void); // Get the last gamepad button pressed -RLAPI int GetGamepadAxisCount(int gamepad); // Return gamepad axis count for a gamepad -RLAPI float GetGamepadAxisMovement(int gamepad, int axis); // Return axis movement value for a gamepad axis +RLAPI int GetGamepadAxisCount(int gamepad); // Get gamepad axis count for a gamepad +RLAPI float GetGamepadAxisMovement(int gamepad, int axis); // Get axis movement value for a gamepad axis RLAPI int SetGamepadMappings(const char *mappings); // Set internal gamepad mappings (SDL_GameControllerDB) // Input-related functions: mouse -RLAPI bool IsMouseButtonPressed(int button); // Detect if a mouse button has been pressed once -RLAPI bool IsMouseButtonDown(int button); // Detect if a mouse button is being pressed -RLAPI bool IsMouseButtonReleased(int button); // Detect if a mouse button has been released once -RLAPI bool IsMouseButtonUp(int button); // Detect if a mouse button is NOT being pressed -RLAPI int GetMouseX(void); // Returns mouse position X -RLAPI int GetMouseY(void); // Returns mouse position Y -RLAPI Vector2 GetMousePosition(void); // Returns mouse position XY +RLAPI bool IsMouseButtonPressed(int button); // Check if a mouse button has been pressed once +RLAPI bool IsMouseButtonDown(int button); // Check if a mouse button is being pressed +RLAPI bool IsMouseButtonReleased(int button); // Check if a mouse button has been released once +RLAPI bool IsMouseButtonUp(int button); // Check if a mouse button is NOT being pressed +RLAPI int GetMouseX(void); // Get mouse position X +RLAPI int GetMouseY(void); // Get mouse position Y +RLAPI Vector2 GetMousePosition(void); // Get mouse position XY +RLAPI Vector2 GetMouseDelta(void); // Get mouse delta between frames RLAPI void SetMousePosition(int x, int y); // Set mouse position XY RLAPI void SetMouseOffset(int offsetX, int offsetY); // Set mouse offset RLAPI void SetMouseScale(float scaleX, float scaleY); // Set mouse scaling -RLAPI float GetMouseWheelMove(void); // Returns mouse wheel movement Y -RLAPI int GetMouseCursor(void); // Returns mouse cursor if (MouseCursor enum) +RLAPI float GetMouseWheelMove(void); // Get mouse wheel movement for X or Y, whichever is larger +RLAPI Vector2 GetMouseWheelMoveV(void); // Get mouse wheel movement for both X and Y RLAPI void SetMouseCursor(int cursor); // Set mouse cursor // Input-related functions: touch -RLAPI int GetTouchX(void); // Returns touch position X for touch point 0 (relative to screen size) -RLAPI int GetTouchY(void); // Returns touch position Y for touch point 0 (relative to screen size) -RLAPI Vector2 GetTouchPosition(int index); // Returns touch position XY for a touch point index (relative to screen size) +RLAPI int GetTouchX(void); // Get touch position X for touch point 0 (relative to screen size) +RLAPI int GetTouchY(void); // Get touch position Y for touch point 0 (relative to screen size) +RLAPI Vector2 GetTouchPosition(int index); // Get touch position XY for a touch point index (relative to screen size) +RLAPI int GetTouchPointId(int index); // Get touch point identifier for given index +RLAPI int GetTouchPointCount(void); // Get number of touch points //------------------------------------------------------------------------------------ -// Gestures and Touch Handling Functions (Module: gestures) +// Gestures and Touch Handling Functions (Module: rgestures) //------------------------------------------------------------------------------------ -RLAPI void SetGesturesEnabled(unsigned int gestureFlags); // Enable a set of gestures using flags -RLAPI bool IsGestureDetected(int gesture); // Check if a gesture have been detected -RLAPI int GetGestureDetected(void); // Get latest detected gesture -RLAPI int GetTouchPointsCount(void); // Get touch points count -RLAPI float GetGestureHoldDuration(void); // Get gesture hold time in milliseconds -RLAPI Vector2 GetGestureDragVector(void); // Get gesture drag vector -RLAPI float GetGestureDragAngle(void); // Get gesture drag angle -RLAPI Vector2 GetGesturePinchVector(void); // Get gesture pinch delta -RLAPI float GetGesturePinchAngle(void); // Get gesture pinch angle +RLAPI void SetGesturesEnabled(unsigned int flags); // Enable a set of gestures using flags +RLAPI bool IsGestureDetected(int gesture); // Check if a gesture have been detected +RLAPI int GetGestureDetected(void); // Get latest detected gesture +RLAPI float GetGestureHoldDuration(void); // Get gesture hold time in milliseconds +RLAPI Vector2 GetGestureDragVector(void); // Get gesture drag vector +RLAPI float GetGestureDragAngle(void); // Get gesture drag angle +RLAPI Vector2 GetGesturePinchVector(void); // Get gesture pinch delta +RLAPI float GetGesturePinchAngle(void); // Get gesture pinch angle //------------------------------------------------------------------------------------ -// Camera System Functions (Module: camera) +// Camera System Functions (Module: rcamera) //------------------------------------------------------------------------------------ -RLAPI void SetCameraMode(Camera camera, int mode); // Set camera mode (multiple camera modes available) -RLAPI void UpdateCamera(Camera *camera); // Update camera position for selected mode +RLAPI void SetCameraMode(Camera camera, int mode); // Set camera mode (multiple camera modes available) +RLAPI void UpdateCamera(Camera *camera); // Update camera position for selected mode -RLAPI void SetCameraPanControl(int keyPan); // Set camera pan key to combine with mouse movement (free camera) -RLAPI void SetCameraAltControl(int keyAlt); // Set camera alt key to combine with mouse movement (free camera) -RLAPI void SetCameraSmoothZoomControl(int keySmoothZoom); // Set camera smooth zoom key to combine with mouse (free camera) +RLAPI void SetCameraPanControl(int keyPan); // Set camera pan key to combine with mouse movement (free camera) +RLAPI void SetCameraAltControl(int keyAlt); // Set camera alt key to combine with mouse movement (free camera) +RLAPI void SetCameraSmoothZoomControl(int keySmoothZoom); // Set camera smooth zoom key to combine with mouse (free camera) RLAPI void SetCameraMoveControls(int keyFront, int keyBack, int keyRight, int keyLeft, int keyUp, int keyDown); // Set camera move controls (1st person and 3rd person cameras) //------------------------------------------------------------------------------------ // Basic Shapes Drawing Functions (Module: shapes) //------------------------------------------------------------------------------------ +// Set texture and rectangle to be used on shapes drawing +// NOTE: It can be useful when using basic shapes and one single font, +// defining a font char white rectangle would allow drawing everything in a single draw call +RLAPI void SetShapesTexture(Texture2D texture, Rectangle source); // Set texture and rectangle to be used on shapes drawing // Basic shapes drawing functions RLAPI void DrawPixel(int posX, int posY, Color color); // Draw a pixel @@ -1098,18 +1174,19 @@ RLAPI void DrawLine(int startPosX, int startPosY, int endPosX, int endPosY, Colo RLAPI void DrawLineV(Vector2 startPos, Vector2 endPos, Color color); // Draw a line (Vector version) RLAPI void DrawLineEx(Vector2 startPos, Vector2 endPos, float thick, Color color); // Draw a line defining thickness RLAPI void DrawLineBezier(Vector2 startPos, Vector2 endPos, float thick, Color color); // Draw a line using cubic-bezier curves in-out -RLAPI void DrawLineBezierQuad(Vector2 startPos, Vector2 endPos, Vector2 controlPos, float thick, Color color); //Draw line using quadratic bezier curves with a control point -RLAPI void DrawLineStrip(Vector2 *points, int pointsCount, Color color); // Draw lines sequence +RLAPI void DrawLineBezierQuad(Vector2 startPos, Vector2 endPos, Vector2 controlPos, float thick, Color color); // Draw line using quadratic bezier curves with a control point +RLAPI void DrawLineBezierCubic(Vector2 startPos, Vector2 endPos, Vector2 startControlPos, Vector2 endControlPos, float thick, Color color); // Draw line using cubic bezier curves with 2 control points +RLAPI void DrawLineStrip(Vector2 *points, int pointCount, Color color); // Draw lines sequence RLAPI void DrawCircle(int centerX, int centerY, float radius, Color color); // Draw a color-filled circle -RLAPI void DrawCircleSector(Vector2 center, float radius, int startAngle, int endAngle, int segments, Color color); // Draw a piece of a circle -RLAPI void DrawCircleSectorLines(Vector2 center, float radius, int startAngle, int endAngle, int segments, Color color); // Draw circle sector outline +RLAPI void DrawCircleSector(Vector2 center, float radius, float startAngle, float endAngle, int segments, Color color); // Draw a piece of a circle +RLAPI void DrawCircleSectorLines(Vector2 center, float radius, float startAngle, float endAngle, int segments, Color color); // Draw circle sector outline RLAPI void DrawCircleGradient(int centerX, int centerY, float radius, Color color1, Color color2); // Draw a gradient-filled circle RLAPI void DrawCircleV(Vector2 center, float radius, Color color); // Draw a color-filled circle (Vector version) RLAPI void DrawCircleLines(int centerX, int centerY, float radius, Color color); // Draw circle outline RLAPI void DrawEllipse(int centerX, int centerY, float radiusH, float radiusV, Color color); // Draw ellipse RLAPI void DrawEllipseLines(int centerX, int centerY, float radiusH, float radiusV, Color color); // Draw ellipse outline -RLAPI void DrawRing(Vector2 center, float innerRadius, float outerRadius, int startAngle, int endAngle, int segments, Color color); // Draw ring -RLAPI void DrawRingLines(Vector2 center, float innerRadius, float outerRadius, int startAngle, int endAngle, int segments, Color color); // Draw ring outline +RLAPI void DrawRing(Vector2 center, float innerRadius, float outerRadius, float startAngle, float endAngle, int segments, Color color); // Draw ring +RLAPI void DrawRingLines(Vector2 center, float innerRadius, float outerRadius, float startAngle, float endAngle, int segments, Color color); // Draw ring outline RLAPI void DrawRectangle(int posX, int posY, int width, int height, Color color); // Draw a color-filled rectangle RLAPI void DrawRectangleV(Vector2 position, Vector2 size, Color color); // Draw a color-filled rectangle (Vector version) RLAPI void DrawRectangleRec(Rectangle rec, Color color); // Draw a color-filled rectangle @@ -1118,15 +1195,16 @@ RLAPI void DrawRectangleGradientV(int posX, int posY, int width, int height, Col RLAPI void DrawRectangleGradientH(int posX, int posY, int width, int height, Color color1, Color color2);// Draw a horizontal-gradient-filled rectangle RLAPI void DrawRectangleGradientEx(Rectangle rec, Color col1, Color col2, Color col3, Color col4); // Draw a gradient-filled rectangle with custom vertex colors RLAPI void DrawRectangleLines(int posX, int posY, int width, int height, Color color); // Draw rectangle outline -RLAPI void DrawRectangleLinesEx(Rectangle rec, int lineThick, Color color); // Draw rectangle outline with extended parameters +RLAPI void DrawRectangleLinesEx(Rectangle rec, float lineThick, Color color); // Draw rectangle outline with extended parameters RLAPI void DrawRectangleRounded(Rectangle rec, float roundness, int segments, Color color); // Draw rectangle with rounded edges -RLAPI void DrawRectangleRoundedLines(Rectangle rec, float roundness, int segments, int lineThick, Color color); // Draw rectangle with rounded edges outline +RLAPI void DrawRectangleRoundedLines(Rectangle rec, float roundness, int segments, float lineThick, Color color); // Draw rectangle with rounded edges outline RLAPI void DrawTriangle(Vector2 v1, Vector2 v2, Vector2 v3, Color color); // Draw a color-filled triangle (vertex in counter-clockwise order!) RLAPI void DrawTriangleLines(Vector2 v1, Vector2 v2, Vector2 v3, Color color); // Draw triangle outline (vertex in counter-clockwise order!) -RLAPI void DrawTriangleFan(Vector2 *points, int pointsCount, Color color); // Draw a triangle fan defined by points (first vertex is the center) -RLAPI void DrawTriangleStrip(Vector2 *points, int pointsCount, Color color); // Draw a triangle strip defined by points +RLAPI void DrawTriangleFan(Vector2 *points, int pointCount, Color color); // Draw a triangle fan defined by points (first vertex is the center) +RLAPI void DrawTriangleStrip(Vector2 *points, int pointCount, Color color); // Draw a triangle strip defined by points RLAPI void DrawPoly(Vector2 center, int sides, float radius, float rotation, Color color); // Draw a regular polygon (Vector version) RLAPI void DrawPolyLines(Vector2 center, int sides, float radius, float rotation, Color color); // Draw a polygon outline of n sides +RLAPI void DrawPolyLinesEx(Vector2 center, int sides, float radius, float rotation, float lineThick, Color color); // Draw a polygon outline of n sides with extended parameters // Basic shapes collision detection functions RLAPI bool CheckCollisionRecs(Rectangle rec1, Rectangle rec2); // Check collision between two rectangles @@ -1136,6 +1214,7 @@ RLAPI bool CheckCollisionPointRec(Vector2 point, Rectangle rec); RLAPI bool CheckCollisionPointCircle(Vector2 point, Vector2 center, float radius); // Check if point is inside circle RLAPI bool CheckCollisionPointTriangle(Vector2 point, Vector2 p1, Vector2 p2, Vector2 p3); // Check if point is inside a triangle RLAPI bool CheckCollisionLines(Vector2 startPos1, Vector2 endPos1, Vector2 startPos2, Vector2 endPos2, Vector2 *collisionPoint); // Check the collision between two lines defined by two points each, returns collision point by reference +RLAPI bool CheckCollisionPointLine(Vector2 point, Vector2 p1, Vector2 p2, int threshold); // Check if point belongs to line created between two points [p1] and [p2] with defined margin in pixels [threshold] RLAPI Rectangle GetCollisionRec(Rectangle rec1, Rectangle rec2); // Get collision rectangle for two rectangles collision //------------------------------------------------------------------------------------ @@ -1147,7 +1226,9 @@ RLAPI Rectangle GetCollisionRec(Rectangle rec1, Rectangle rec2); RLAPI Image LoadImage(const char *fileName); // Load image from file into CPU memory (RAM) RLAPI Image LoadImageRaw(const char *fileName, int width, int height, int format, int headerSize); // Load image from RAW file data RLAPI Image LoadImageAnim(const char *fileName, int *frames); // Load image sequence from file (frames appended to image.data) -RLAPI Image LoadImageFromMemory(const char *fileType, const unsigned char *fileData, int dataSize); // Load image from memory buffer, fileType refers to extension: i.e. "png" +RLAPI Image LoadImageFromMemory(const char *fileType, const unsigned char *fileData, int dataSize); // Load image from memory buffer, fileType refers to extension: i.e. '.png' +RLAPI Image LoadImageFromTexture(Texture2D texture); // Load image from GPU texture data +RLAPI Image LoadImageFromScreen(void); // Load image from screen buffer and (screenshot) RLAPI void UnloadImage(Image image); // Unload image from CPU memory (RAM) RLAPI bool ExportImage(Image image, const char *fileName); // Export image data to file, returns true on success RLAPI bool ExportImageAsCode(Image image, const char *fileName); // Export image as code file defining an array of bytes, returns true on success @@ -1159,8 +1240,7 @@ RLAPI Image GenImageGradientH(int width, int height, Color left, Color right); RLAPI Image GenImageGradientRadial(int width, int height, float density, Color inner, Color outer); // Generate image: radial gradient RLAPI Image GenImageChecked(int width, int height, int checksX, int checksY, Color col1, Color col2); // Generate image: checked RLAPI Image GenImageWhiteNoise(int width, int height, float factor); // Generate image: white noise -RLAPI Image GenImagePerlinNoise(int width, int height, int offsetX, int offsetY, float scale); // Generate image: perlin noise -RLAPI Image GenImageCellular(int width, int height, int tileSize); // Generate image: cellular algorithm. Bigger tileSize means bigger cells +RLAPI Image GenImageCellular(int width, int height, int tileSize); // Generate image: cellular algorithm, bigger tileSize means bigger cells // Image manipulation functions RLAPI Image ImageCopy(Image image); // Create an image duplicate (useful for transformations) @@ -1177,7 +1257,7 @@ RLAPI void ImageAlphaPremultiply(Image *image); RLAPI void ImageResize(Image *image, int newWidth, int newHeight); // Resize image (Bicubic scaling algorithm) RLAPI void ImageResizeNN(Image *image, int newWidth,int newHeight); // Resize image (Nearest-Neighbor scaling algorithm) RLAPI void ImageResizeCanvas(Image *image, int newWidth, int newHeight, int offsetX, int offsetY, Color fill); // Resize canvas and fill with color -RLAPI void ImageMipmaps(Image *image); // Generate all mipmap levels for a provided image +RLAPI void ImageMipmaps(Image *image); // Compute all mipmap levels for a provided image RLAPI void ImageDither(Image *image, int rBpp, int gBpp, int bBpp, int aBpp); // Dither image data to 16bpp or lower (Floyd-Steinberg dithering) RLAPI void ImageFlipVertical(Image *image); // Flip image vertically RLAPI void ImageFlipHorizontal(Image *image); // Flip image horizontally @@ -1190,10 +1270,11 @@ RLAPI void ImageColorContrast(Image *image, float contrast); RLAPI void ImageColorBrightness(Image *image, int brightness); // Modify image color: brightness (-255 to 255) RLAPI void ImageColorReplace(Image *image, Color color, Color replace); // Modify image color: replace color RLAPI Color *LoadImageColors(Image image); // Load color data from image as a Color array (RGBA - 32bit) -RLAPI Color *LoadImagePalette(Image image, int maxPaletteSize, int *colorsCount); // Load colors palette from image as a Color array (RGBA - 32bit) +RLAPI Color *LoadImagePalette(Image image, int maxPaletteSize, int *colorCount); // Load colors palette from image as a Color array (RGBA - 32bit) RLAPI void UnloadImageColors(Color *colors); // Unload color data loaded with LoadImageColors() RLAPI void UnloadImagePalette(Color *colors); // Unload colors palette loaded with LoadImagePalette() RLAPI Rectangle GetImageAlphaBorder(Image image, float threshold); // Get image alpha border rectangle +RLAPI Color GetImageColor(Image image, int x, int y); // Get image pixel color at (x, y) position // Image drawing functions // NOTE: Image software-rendering functions (CPU) @@ -1216,40 +1297,39 @@ RLAPI void ImageDrawTextEx(Image *dst, Font font, const char *text, Vector2 posi // NOTE: These functions require GPU access RLAPI Texture2D LoadTexture(const char *fileName); // Load texture from file into GPU memory (VRAM) RLAPI Texture2D LoadTextureFromImage(Image image); // Load texture from image data -RLAPI TextureCubemap LoadTextureCubemap(Image image, int layoutType); // Load cubemap from image, multiple image cubemap layouts supported +RLAPI TextureCubemap LoadTextureCubemap(Image image, int layout); // Load cubemap from image, multiple image cubemap layouts supported RLAPI RenderTexture2D LoadRenderTexture(int width, int height); // Load texture for rendering (framebuffer) RLAPI void UnloadTexture(Texture2D texture); // Unload texture from GPU memory (VRAM) RLAPI void UnloadRenderTexture(RenderTexture2D target); // Unload render texture from GPU memory (VRAM) RLAPI void UpdateTexture(Texture2D texture, const void *pixels); // Update GPU texture with new data RLAPI void UpdateTextureRec(Texture2D texture, Rectangle rec, const void *pixels); // Update GPU texture rectangle with new data -RLAPI Image GetTextureData(Texture2D texture); // Get pixel data from GPU texture and return an Image -RLAPI Image GetScreenData(void); // Get pixel data from screen buffer and return an Image (screenshot) // Texture configuration functions RLAPI void GenTextureMipmaps(Texture2D *texture); // Generate GPU mipmaps for a texture -RLAPI void SetTextureFilter(Texture2D texture, int filterMode); // Set texture scaling filter mode -RLAPI void SetTextureWrap(Texture2D texture, int wrapMode); // Set texture wrapping mode +RLAPI void SetTextureFilter(Texture2D texture, int filter); // Set texture scaling filter mode +RLAPI void SetTextureWrap(Texture2D texture, int wrap); // Set texture wrapping mode // Texture drawing functions RLAPI void DrawTexture(Texture2D texture, int posX, int posY, Color tint); // Draw a Texture2D RLAPI void DrawTextureV(Texture2D texture, Vector2 position, Color tint); // Draw a Texture2D with position defined as Vector2 RLAPI void DrawTextureEx(Texture2D texture, Vector2 position, float rotation, float scale, Color tint); // Draw a Texture2D with extended parameters -RLAPI void DrawTextureRec(Texture2D texture, Rectangle source, Vector2 position, Color tint); // Draw a part of a texture defined by a rectangle +RLAPI void DrawTextureRec(Texture2D texture, Rectangle source, Vector2 position, Color tint); // Draw a part of a texture defined by a rectangle RLAPI void DrawTextureQuad(Texture2D texture, Vector2 tiling, Vector2 offset, Rectangle quad, Color tint); // Draw texture quad with tiling and offset parameters -RLAPI void DrawTextureTiled(Texture2D texture, Rectangle source, Rectangle dest, Vector2 origin, float rotation, float scale, Color tint); // Draw part of a texture (defined by a rectangle) with rotation and scale tiled into dest. -RLAPI void DrawTexturePro(Texture2D texture, Rectangle source, Rectangle dest, Vector2 origin, float rotation, Color tint); // Draw a part of a texture defined by a rectangle with 'pro' parameters -RLAPI void DrawTextureNPatch(Texture2D texture, NPatchInfo nPatchInfo, Rectangle dest, Vector2 origin, float rotation, Color tint); // Draws a texture (or part of it) that stretches or shrinks nicely +RLAPI void DrawTextureTiled(Texture2D texture, Rectangle source, Rectangle dest, Vector2 origin, float rotation, float scale, Color tint); // Draw part of a texture (defined by a rectangle) with rotation and scale tiled into dest. +RLAPI void DrawTexturePro(Texture2D texture, Rectangle source, Rectangle dest, Vector2 origin, float rotation, Color tint); // Draw a part of a texture defined by a rectangle with 'pro' parameters +RLAPI void DrawTextureNPatch(Texture2D texture, NPatchInfo nPatchInfo, Rectangle dest, Vector2 origin, float rotation, Color tint); // Draws a texture (or part of it) that stretches or shrinks nicely +RLAPI void DrawTexturePoly(Texture2D texture, Vector2 center, Vector2 *points, Vector2 *texcoords, int pointCount, Color tint); // Draw a textured polygon // Color/pixel related functions -RLAPI Color Fade(Color color, float alpha); // Returns color with alpha applied, alpha goes from 0.0f to 1.0f -RLAPI int ColorToInt(Color color); // Returns hexadecimal value for a Color -RLAPI Vector4 ColorNormalize(Color color); // Returns Color normalized as float [0..1] -RLAPI Color ColorFromNormalized(Vector4 normalized); // Returns Color from normalized values [0..1] -RLAPI Vector3 ColorToHSV(Color color); // Returns HSV values for a Color -RLAPI Color ColorFromHSV(float hue, float saturation, float value); // Returns a Color from HSV values -RLAPI Color ColorAlpha(Color color, float alpha); // Returns color with alpha applied, alpha goes from 0.0f to 1.0f -RLAPI Color ColorAlphaBlend(Color dst, Color src, Color tint); // Returns src alpha-blended into dst color with tint -RLAPI Color GetColor(int hexValue); // Get Color structure from hexadecimal value +RLAPI Color Fade(Color color, float alpha); // Get color with alpha applied, alpha goes from 0.0f to 1.0f +RLAPI int ColorToInt(Color color); // Get hexadecimal value for a Color +RLAPI Vector4 ColorNormalize(Color color); // Get Color normalized as float [0..1] +RLAPI Color ColorFromNormalized(Vector4 normalized); // Get Color from normalized values [0..1] +RLAPI Vector3 ColorToHSV(Color color); // Get HSV values for a Color, hue [0..360], saturation/value [0..1] +RLAPI Color ColorFromHSV(float hue, float saturation, float value); // Get a Color from HSV values, hue [0..360], saturation/value [0..1] +RLAPI Color ColorAlpha(Color color, float alpha); // Get color with alpha applied, alpha goes from 0.0f to 1.0f +RLAPI Color ColorAlphaBlend(Color dst, Color src, Color tint); // Get src alpha-blended into dst color with tint +RLAPI Color GetColor(unsigned int hexValue); // Get Color structure from hexadecimal value RLAPI Color GetPixelColor(void *srcPtr, int format); // Get Color from a source pixel pointer of certain format RLAPI void SetPixelColor(void *dstPtr, Color color, int format); // Set color formatted into destination pixel pointer RLAPI int GetPixelDataSize(int width, int height, int format); // Get pixel data size in bytes for certain format @@ -1261,37 +1341,47 @@ RLAPI int GetPixelDataSize(int width, int height, int format); // G // Font loading/unloading functions RLAPI Font GetFontDefault(void); // Get the default Font RLAPI Font LoadFont(const char *fileName); // Load font from file into GPU memory (VRAM) -RLAPI Font LoadFontEx(const char *fileName, int fontSize, int *fontChars, int charsCount); // Load font from file with extended parameters +RLAPI Font LoadFontEx(const char *fileName, int fontSize, int *fontChars, int glyphCount); // Load font from file with extended parameters, use NULL for fontChars and 0 for glyphCount to load the default character set RLAPI Font LoadFontFromImage(Image image, Color key, int firstChar); // Load font from Image (XNA style) -RLAPI Font LoadFontFromMemory(const char *fileType, const unsigned char *fileData, int dataSize, int fontSize, int *fontChars, int charsCount); // Load font from memory buffer, fileType refers to extension: i.e. "ttf" -RLAPI CharInfo *LoadFontData(const unsigned char *fileData, int dataSize, int fontSize, int *fontChars, int charsCount, int type); // Load font data for further use -RLAPI Image GenImageFontAtlas(const CharInfo *chars, Rectangle **recs, int charsCount, int fontSize, int padding, int packMethod); // Generate image font atlas using chars info -RLAPI void UnloadFontData(CharInfo *chars, int charsCount); // Unload font chars info data (RAM) -RLAPI void UnloadFont(Font font); // Unload Font from GPU memory (VRAM) +RLAPI Font LoadFontFromMemory(const char *fileType, const unsigned char *fileData, int dataSize, int fontSize, int *fontChars, int glyphCount); // Load font from memory buffer, fileType refers to extension: i.e. '.ttf' +RLAPI GlyphInfo *LoadFontData(const unsigned char *fileData, int dataSize, int fontSize, int *fontChars, int glyphCount, int type); // Load font data for further use +RLAPI Image GenImageFontAtlas(const GlyphInfo *chars, Rectangle **recs, int glyphCount, int fontSize, int padding, int packMethod); // Generate image font atlas using chars info +RLAPI void UnloadFontData(GlyphInfo *chars, int glyphCount); // Unload font chars info data (RAM) +RLAPI void UnloadFont(Font font); // Unload font from GPU memory (VRAM) +RLAPI bool ExportFontAsCode(Font font, const char *fileName); // Export font as code file, returns true on success // Text drawing functions -RLAPI void DrawFPS(int posX, int posY); // Shows current FPS +RLAPI void DrawFPS(int posX, int posY); // Draw current FPS RLAPI void DrawText(const char *text, int posX, int posY, int fontSize, Color color); // Draw text (using default font) -RLAPI void DrawTextEx(Font font, const char *text, Vector2 position, float fontSize, float spacing, Color tint); // Draw text using font and additional parameters -RLAPI void DrawTextRec(Font font, const char *text, Rectangle rec, float fontSize, float spacing, bool wordWrap, Color tint); // Draw text using font inside rectangle limits -RLAPI void DrawTextRecEx(Font font, const char *text, Rectangle rec, float fontSize, float spacing, bool wordWrap, Color tint, - int selectStart, int selectLength, Color selectTint, Color selectBackTint); // Draw text using font inside rectangle limits with support for text selection -RLAPI void DrawTextCodepoint(Font font, int codepoint, Vector2 position, float fontSize, Color tint); // Draw one character (codepoint) +RLAPI void DrawTextEx(Font font, const char *text, Vector2 position, float fontSize, float spacing, Color tint); // Draw text using font and additional parameters +RLAPI void DrawTextPro(Font font, const char *text, Vector2 position, Vector2 origin, float rotation, float fontSize, float spacing, Color tint); // Draw text using Font and pro parameters (rotation) +RLAPI void DrawTextCodepoint(Font font, int codepoint, Vector2 position, float fontSize, Color tint); // Draw one character (codepoint) +RLAPI void DrawTextCodepoints(Font font, const int *codepoints, int count, Vector2 position, float fontSize, float spacing, Color tint); // Draw multiple character (codepoint) -// Text misc. functions +// Text font info functions RLAPI int MeasureText(const char *text, int fontSize); // Measure string width for default font RLAPI Vector2 MeasureTextEx(Font font, const char *text, float fontSize, float spacing); // Measure string size for Font -RLAPI int GetGlyphIndex(Font font, int codepoint); // Get index position for a unicode character on font - -// Text strings management functions (no utf8 strings, only byte chars) +RLAPI int GetGlyphIndex(Font font, int codepoint); // Get glyph index position in font for a codepoint (unicode character), fallback to '?' if not found +RLAPI GlyphInfo GetGlyphInfo(Font font, int codepoint); // Get glyph font info data for a codepoint (unicode character), fallback to '?' if not found +RLAPI Rectangle GetGlyphAtlasRec(Font font, int codepoint); // Get glyph rectangle in font atlas for a codepoint (unicode character), fallback to '?' if not found + +// Text codepoints management functions (unicode characters) +RLAPI int *LoadCodepoints(const char *text, int *count); // Load all codepoints from a UTF-8 text string, codepoints count returned by parameter +RLAPI void UnloadCodepoints(int *codepoints); // Unload codepoints data from memory +RLAPI int GetCodepointCount(const char *text); // Get total number of codepoints in a UTF-8 encoded string +RLAPI int GetCodepoint(const char *text, int *bytesProcessed); // Get next codepoint in a UTF-8 encoded string, 0x3f('?') is returned on failure +RLAPI const char *CodepointToUTF8(int codepoint, int *byteSize); // Encode one codepoint into UTF-8 byte array (array length returned as parameter) +RLAPI char *TextCodepointsToUTF8(const int *codepoints, int length); // Encode text as codepoints array into UTF-8 text string (WARNING: memory must be freed!) + +// Text strings management functions (no UTF-8 strings, only byte chars) // NOTE: Some strings allocate memory internally for returned strings, just be careful! RLAPI int TextCopy(char *dst, const char *src); // Copy one string to another, returns bytes copied RLAPI bool TextIsEqual(const char *text1, const char *text2); // Check if two text string are equal RLAPI unsigned int TextLength(const char *text); // Get text length, checks for '\0' ending -RLAPI const char *TextFormat(const char *text, ...); // Text formatting with variables (sprintf style) +RLAPI const char *TextFormat(const char *text, ...); // Text formatting with variables (sprintf() style) RLAPI const char *TextSubtext(const char *text, int position, int length); // Get a piece of a text string -RLAPI char *TextReplace(char *text, const char *replace, const char *by); // Replace text string (memory must be freed!) -RLAPI char *TextInsert(const char *text, const char *insert, int position); // Insert text in a position (memory must be freed!) +RLAPI char *TextReplace(char *text, const char *replace, const char *by); // Replace text string (WARNING: memory must be freed!) +RLAPI char *TextInsert(const char *text, const char *insert, int position); // Insert text in a position (WARNING: memory must be freed!) RLAPI const char *TextJoin(const char **textList, int count, const char *delimiter); // Join text strings with delimiter RLAPI const char **TextSplit(const char *text, char delimiter, int *count); // Split text into multiple strings RLAPI void TextAppend(char *text, const char *append, int *position); // Append text at specific position and move cursor! @@ -1300,13 +1390,6 @@ RLAPI const char *TextToUpper(const char *text); // Get upp RLAPI const char *TextToLower(const char *text); // Get lower case version of provided string RLAPI const char *TextToPascal(const char *text); // Get Pascal case notation version of provided string RLAPI int TextToInteger(const char *text); // Get integer value from text (negative values not supported) -RLAPI char *TextToUtf8(int *codepoints, int length); // Encode text codepoint into utf8 text (memory must be freed!) - -// UTF8 text strings management functions -RLAPI int *GetCodepoints(const char *text, int *count); // Get all codepoints in a string, codepoints count returned by parameters -RLAPI int GetCodepointsCount(const char *text); // Get total number of characters (codepoints) in a UTF8 encoded string -RLAPI int GetNextCodepoint(const char *text, int *bytesProcessed); // Returns next codepoint in a UTF8 encoded string; 0x3f('?') is returned on failure -RLAPI const char *CodepointToUtf8(int codepoint, int *byteLength); // Encode codepoint into utf8 text (char array length returned as parameter) //------------------------------------------------------------------------------------ // Basic 3d Shapes Drawing Functions (Module: models) @@ -1317,67 +1400,34 @@ RLAPI void DrawLine3D(Vector3 startPos, Vector3 endPos, Color color); RLAPI void DrawPoint3D(Vector3 position, Color color); // Draw a point in 3D space, actually a small line RLAPI void DrawCircle3D(Vector3 center, float radius, Vector3 rotationAxis, float rotationAngle, Color color); // Draw a circle in 3D world space RLAPI void DrawTriangle3D(Vector3 v1, Vector3 v2, Vector3 v3, Color color); // Draw a color-filled triangle (vertex in counter-clockwise order!) -RLAPI void DrawTriangleStrip3D(Vector3 *points, int pointsCount, Color color); // Draw a triangle strip defined by points +RLAPI void DrawTriangleStrip3D(Vector3 *points, int pointCount, Color color); // Draw a triangle strip defined by points RLAPI void DrawCube(Vector3 position, float width, float height, float length, Color color); // Draw cube RLAPI void DrawCubeV(Vector3 position, Vector3 size, Color color); // Draw cube (Vector version) RLAPI void DrawCubeWires(Vector3 position, float width, float height, float length, Color color); // Draw cube wires RLAPI void DrawCubeWiresV(Vector3 position, Vector3 size, Color color); // Draw cube wires (Vector version) RLAPI void DrawCubeTexture(Texture2D texture, Vector3 position, float width, float height, float length, Color color); // Draw cube textured +RLAPI void DrawCubeTextureRec(Texture2D texture, Rectangle source, Vector3 position, float width, float height, float length, Color color); // Draw cube with a region of a texture RLAPI void DrawSphere(Vector3 centerPos, float radius, Color color); // Draw sphere RLAPI void DrawSphereEx(Vector3 centerPos, float radius, int rings, int slices, Color color); // Draw sphere with extended parameters RLAPI void DrawSphereWires(Vector3 centerPos, float radius, int rings, int slices, Color color); // Draw sphere wires RLAPI void DrawCylinder(Vector3 position, float radiusTop, float radiusBottom, float height, int slices, Color color); // Draw a cylinder/cone +RLAPI void DrawCylinderEx(Vector3 startPos, Vector3 endPos, float startRadius, float endRadius, int sides, Color color); // Draw a cylinder with base at startPos and top at endPos RLAPI void DrawCylinderWires(Vector3 position, float radiusTop, float radiusBottom, float height, int slices, Color color); // Draw a cylinder/cone wires +RLAPI void DrawCylinderWiresEx(Vector3 startPos, Vector3 endPos, float startRadius, float endRadius, int sides, Color color); // Draw a cylinder wires with base at startPos and top at endPos RLAPI void DrawPlane(Vector3 centerPos, Vector2 size, Color color); // Draw a plane XZ RLAPI void DrawRay(Ray ray, Color color); // Draw a ray line RLAPI void DrawGrid(int slices, float spacing); // Draw a grid (centered at (0, 0, 0)) -RLAPI void DrawGizmo(Vector3 position); // Draw simple gizmo //------------------------------------------------------------------------------------ // Model 3d Loading and Drawing Functions (Module: models) //------------------------------------------------------------------------------------ -// Model loading/unloading functions -RLAPI Model LoadModel(const char *fileName); // Load model from files (meshes and materials) -RLAPI Model LoadModelFromMesh(Mesh mesh); // Load model from generated mesh (default material) -RLAPI void UnloadModel(Model model); // Unload model (including meshes) from memory (RAM and/or VRAM) -RLAPI void UnloadModelKeepMeshes(Model model); // Unload model (but not meshes) from memory (RAM and/or VRAM) - -// Mesh loading/unloading functions -RLAPI Mesh *LoadMeshes(const char *fileName, int *meshCount); // Load meshes from model file -RLAPI void UploadMesh(Mesh *mesh); // Upload mesh vertex data to GPU (VRAM) -RLAPI void UnloadMesh(Mesh mesh); // Unload mesh from memory (RAM and/or VRAM) -RLAPI bool ExportMesh(Mesh mesh, const char *fileName); // Export mesh data to file, returns true on success - -// Material loading/unloading functions -RLAPI Material *LoadMaterials(const char *fileName, int *materialCount); // Load materials from model file -RLAPI Material LoadMaterialDefault(void); // Load default material (Supports: DIFFUSE, SPECULAR, NORMAL maps) -RLAPI void UnloadMaterial(Material material); // Unload material from GPU memory (VRAM) -RLAPI void SetMaterialTexture(Material *material, int mapType, Texture2D texture); // Set texture for a material map type (MAP_DIFFUSE, MAP_SPECULAR...) -RLAPI void SetModelMeshMaterial(Model *model, int meshId, int materialId); // Set material for a mesh - -// Model animations loading/unloading functions -RLAPI ModelAnimation *LoadModelAnimations(const char *fileName, int *animsCount); // Load model animations from file -RLAPI void UpdateModelAnimation(Model model, ModelAnimation anim, int frame); // Update model animation pose -RLAPI void UnloadModelAnimation(ModelAnimation anim); // Unload animation data -RLAPI bool IsModelAnimationValid(Model model, ModelAnimation anim); // Check model animation skeleton match - -// Mesh generation functions -RLAPI Mesh GenMeshPoly(int sides, float radius); // Generate polygonal mesh -RLAPI Mesh GenMeshPlane(float width, float length, int resX, int resZ); // Generate plane mesh (with subdivisions) -RLAPI Mesh GenMeshCube(float width, float height, float length); // Generate cuboid mesh -RLAPI Mesh GenMeshSphere(float radius, int rings, int slices); // Generate sphere mesh (standard sphere) -RLAPI Mesh GenMeshHemiSphere(float radius, int rings, int slices); // Generate half-sphere mesh (no bottom cap) -RLAPI Mesh GenMeshCylinder(float radius, float height, int slices); // Generate cylinder mesh -RLAPI Mesh GenMeshTorus(float radius, float size, int radSeg, int sides); // Generate torus mesh -RLAPI Mesh GenMeshKnot(float radius, float size, int radSeg, int sides); // Generate trefoil knot mesh -RLAPI Mesh GenMeshHeightmap(Image heightmap, Vector3 size); // Generate heightmap mesh from image data -RLAPI Mesh GenMeshCubicmap(Image cubicmap, Vector3 cubeSize); // Generate cubes-based map mesh from image data - -// Mesh manipulation functions -RLAPI BoundingBox MeshBoundingBox(Mesh mesh); // Compute mesh bounding box limits -RLAPI void MeshTangents(Mesh *mesh); // Compute mesh tangents -RLAPI void MeshBinormals(Mesh *mesh); // Compute mesh binormals +// Model management functions +RLAPI Model LoadModel(const char *fileName); // Load model from files (meshes and materials) +RLAPI Model LoadModelFromMesh(Mesh mesh); // Load model from generated mesh (default material) +RLAPI void UnloadModel(Model model); // Unload model (including meshes) from memory (RAM and/or VRAM) +RLAPI void UnloadModelKeepMeshes(Model model); // Unload model (but not meshes) from memory (RAM and/or VRAM) +RLAPI BoundingBox GetModelBoundingBox(Model model); // Compute model bounding box limits (considers all meshes) // Model drawing functions RLAPI void DrawModel(Model model, Vector3 position, float scale, Color tint); // Draw a model (with texture if set) @@ -1385,75 +1435,61 @@ RLAPI void DrawModelEx(Model model, Vector3 position, Vector3 rotationAxis, floa RLAPI void DrawModelWires(Model model, Vector3 position, float scale, Color tint); // Draw a model wires (with texture if set) RLAPI void DrawModelWiresEx(Model model, Vector3 position, Vector3 rotationAxis, float rotationAngle, Vector3 scale, Color tint); // Draw a model wires (with texture if set) with extended parameters RLAPI void DrawBoundingBox(BoundingBox box, Color color); // Draw bounding box (wires) -RLAPI void DrawBillboard(Camera camera, Texture2D texture, Vector3 center, float size, Color tint); // Draw a billboard texture -RLAPI void DrawBillboardRec(Camera camera, Texture2D texture, Rectangle source, Vector3 center, float size, Color tint); // Draw a billboard texture defined by source +RLAPI void DrawBillboard(Camera camera, Texture2D texture, Vector3 position, float size, Color tint); // Draw a billboard texture +RLAPI void DrawBillboardRec(Camera camera, Texture2D texture, Rectangle source, Vector3 position, Vector2 size, Color tint); // Draw a billboard texture defined by source +RLAPI void DrawBillboardPro(Camera camera, Texture2D texture, Rectangle source, Vector3 position, Vector3 up, Vector2 size, Vector2 origin, float rotation, Color tint); // Draw a billboard texture defined by source and rotation + +// Mesh management functions +RLAPI void UploadMesh(Mesh *mesh, bool dynamic); // Upload mesh vertex data in GPU and provide VAO/VBO ids +RLAPI void UpdateMeshBuffer(Mesh mesh, int index, const void *data, int dataSize, int offset); // Update mesh vertex data in GPU for a specific buffer index +RLAPI void UnloadMesh(Mesh mesh); // Unload mesh data from CPU and GPU +RLAPI void DrawMesh(Mesh mesh, Material material, Matrix transform); // Draw a 3d mesh with material and transform +RLAPI void DrawMeshInstanced(Mesh mesh, Material material, const Matrix *transforms, int instances); // Draw multiple mesh instances with material and different transforms +RLAPI bool ExportMesh(Mesh mesh, const char *fileName); // Export mesh data to file, returns true on success +RLAPI BoundingBox GetMeshBoundingBox(Mesh mesh); // Compute mesh bounding box limits +RLAPI void GenMeshTangents(Mesh *mesh); // Compute mesh tangents -// Collision detection functions -RLAPI bool CheckCollisionSpheres(Vector3 center1, float radius1, Vector3 center2, float radius2); // Detect collision between two spheres -RLAPI bool CheckCollisionBoxes(BoundingBox box1, BoundingBox box2); // Detect collision between two bounding boxes -RLAPI bool CheckCollisionBoxSphere(BoundingBox box, Vector3 center, float radius); // Detect collision between box and sphere -RLAPI bool CheckCollisionRaySphere(Ray ray, Vector3 center, float radius); // Detect collision between ray and sphere -RLAPI bool CheckCollisionRaySphereEx(Ray ray, Vector3 center, float radius, Vector3 *collisionPoint); // Detect collision between ray and sphere, returns collision point -RLAPI bool CheckCollisionRayBox(Ray ray, BoundingBox box); // Detect collision between ray and box -RLAPI RayHitInfo GetCollisionRayMesh(Ray ray, Mesh mesh, Matrix transform); // Get collision info between ray and mesh -RLAPI RayHitInfo GetCollisionRayModel(Ray ray, Model model); // Get collision info between ray and model -RLAPI RayHitInfo GetCollisionRayTriangle(Ray ray, Vector3 p1, Vector3 p2, Vector3 p3); // Get collision info between ray and triangle -RLAPI RayHitInfo GetCollisionRayGround(Ray ray, float groundHeight); // Get collision info between ray and ground plane (Y-normal plane) +// Mesh generation functions +RLAPI Mesh GenMeshPoly(int sides, float radius); // Generate polygonal mesh +RLAPI Mesh GenMeshPlane(float width, float length, int resX, int resZ); // Generate plane mesh (with subdivisions) +RLAPI Mesh GenMeshCube(float width, float height, float length); // Generate cuboid mesh +RLAPI Mesh GenMeshSphere(float radius, int rings, int slices); // Generate sphere mesh (standard sphere) +RLAPI Mesh GenMeshHemiSphere(float radius, int rings, int slices); // Generate half-sphere mesh (no bottom cap) +RLAPI Mesh GenMeshCylinder(float radius, float height, int slices); // Generate cylinder mesh +RLAPI Mesh GenMeshCone(float radius, float height, int slices); // Generate cone/pyramid mesh +RLAPI Mesh GenMeshTorus(float radius, float size, int radSeg, int sides); // Generate torus mesh +RLAPI Mesh GenMeshKnot(float radius, float size, int radSeg, int sides); // Generate trefoil knot mesh +RLAPI Mesh GenMeshHeightmap(Image heightmap, Vector3 size); // Generate heightmap mesh from image data +RLAPI Mesh GenMeshCubicmap(Image cubicmap, Vector3 cubeSize); // Generate cubes-based map mesh from image data -//------------------------------------------------------------------------------------ -// Shaders System Functions (Module: rlgl) -// NOTE: This functions are useless when using OpenGL 1.1 -//------------------------------------------------------------------------------------ +// Material loading/unloading functions +RLAPI Material *LoadMaterials(const char *fileName, int *materialCount); // Load materials from model file +RLAPI Material LoadMaterialDefault(void); // Load default material (Supports: DIFFUSE, SPECULAR, NORMAL maps) +RLAPI void UnloadMaterial(Material material); // Unload material from GPU memory (VRAM) +RLAPI void SetMaterialTexture(Material *material, int mapType, Texture2D texture); // Set texture for a material map type (MATERIAL_MAP_DIFFUSE, MATERIAL_MAP_SPECULAR...) +RLAPI void SetModelMeshMaterial(Model *model, int meshId, int materialId); // Set material for a mesh + +// Model animations loading/unloading functions +RLAPI ModelAnimation *LoadModelAnimations(const char *fileName, unsigned int *animCount); // Load model animations from file +RLAPI void UpdateModelAnimation(Model model, ModelAnimation anim, int frame); // Update model animation pose +RLAPI void UnloadModelAnimation(ModelAnimation anim); // Unload animation data +RLAPI void UnloadModelAnimations(ModelAnimation *animations, unsigned int count); // Unload animation array data +RLAPI bool IsModelAnimationValid(Model model, ModelAnimation anim); // Check model animation skeleton match -// Shader loading/unloading functions -RLAPI Shader LoadShader(const char *vsFileName, const char *fsFileName); // Load shader from files and bind default locations -RLAPI Shader LoadShaderCode(const char *vsCode, const char *fsCode); // Load shader from code strings and bind default locations -RLAPI void UnloadShader(Shader shader); // Unload shader from GPU memory (VRAM) - -RLAPI Shader GetShaderDefault(void); // Get default shader -RLAPI Texture2D GetTextureDefault(void); // Get default texture -RLAPI Texture2D GetShapesTexture(void); // Get texture to draw shapes -RLAPI Rectangle GetShapesTextureRec(void); // Get texture rectangle to draw shapes -RLAPI void SetShapesTexture(Texture2D texture, Rectangle source); // Define default texture used to draw shapes - -// Shader configuration functions -RLAPI int GetShaderLocation(Shader shader, const char *uniformName); // Get shader uniform location -RLAPI int GetShaderLocationAttrib(Shader shader, const char *attribName); // Get shader attribute location -RLAPI void SetShaderValue(Shader shader, int uniformLoc, const void *value, int uniformType); // Set shader uniform value -RLAPI void SetShaderValueV(Shader shader, int uniformLoc, const void *value, int uniformType, int count); // Set shader uniform value vector -RLAPI void SetShaderValueMatrix(Shader shader, int uniformLoc, Matrix mat); // Set shader uniform value (matrix 4x4) -RLAPI void SetShaderValueTexture(Shader shader, int uniformLoc, Texture2D texture); // Set shader uniform value for texture -RLAPI void SetMatrixProjection(Matrix proj); // Set a custom projection matrix (replaces internal projection matrix) -RLAPI void SetMatrixModelview(Matrix view); // Set a custom modelview matrix (replaces internal modelview matrix) -RLAPI Matrix GetMatrixModelview(void); // Get internal modelview matrix -RLAPI Matrix GetMatrixProjection(void); // Get internal projection matrix - -// Texture maps generation (PBR) -// NOTE: Required shaders should be provided -RLAPI TextureCubemap GenTextureCubemap(Shader shader, Texture2D panorama, int size, int format); // Generate cubemap texture from 2D panorama texture -RLAPI TextureCubemap GenTextureIrradiance(Shader shader, TextureCubemap cubemap, int size); // Generate irradiance texture using cubemap data -RLAPI TextureCubemap GenTexturePrefilter(Shader shader, TextureCubemap cubemap, int size); // Generate prefilter texture using cubemap data -RLAPI Texture2D GenTextureBRDF(Shader shader, int size); // Generate BRDF texture - -// Shading begin/end functions -RLAPI void BeginShaderMode(Shader shader); // Begin custom shader drawing -RLAPI void EndShaderMode(void); // End custom shader drawing (use default shader) -RLAPI void BeginBlendMode(int mode); // Begin blending mode (alpha, additive, multiplied) -RLAPI void EndBlendMode(void); // End blending mode (reset to default: alpha blending) - -// VR control functions -RLAPI void InitVrSimulator(void); // Init VR simulator for selected device parameters -RLAPI void CloseVrSimulator(void); // Close VR simulator for current device -RLAPI void UpdateVrTracking(Camera *camera); // Update VR tracking (position and orientation) and camera -RLAPI void SetVrConfiguration(VrDeviceInfo info, Shader distortion); // Set stereo rendering configuration parameters -RLAPI bool IsVrSimulatorReady(void); // Detect if VR simulator is ready -RLAPI void ToggleVrMode(void); // Enable/Disable VR experience -RLAPI void BeginVrDrawing(void); // Begin VR simulator stereo rendering -RLAPI void EndVrDrawing(void); // End VR simulator stereo rendering +// Collision detection functions +RLAPI bool CheckCollisionSpheres(Vector3 center1, float radius1, Vector3 center2, float radius2); // Check collision between two spheres +RLAPI bool CheckCollisionBoxes(BoundingBox box1, BoundingBox box2); // Check collision between two bounding boxes +RLAPI bool CheckCollisionBoxSphere(BoundingBox box, Vector3 center, float radius); // Check collision between box and sphere +RLAPI RayCollision GetRayCollisionSphere(Ray ray, Vector3 center, float radius); // Get collision info between ray and sphere +RLAPI RayCollision GetRayCollisionBox(Ray ray, BoundingBox box); // Get collision info between ray and box +RLAPI RayCollision GetRayCollisionMesh(Ray ray, Mesh mesh, Matrix transform); // Get collision info between ray and mesh +RLAPI RayCollision GetRayCollisionTriangle(Ray ray, Vector3 p1, Vector3 p2, Vector3 p3); // Get collision info between ray and triangle +RLAPI RayCollision GetRayCollisionQuad(Ray ray, Vector3 p1, Vector3 p2, Vector3 p3, Vector3 p4); // Get collision info between ray and quad //------------------------------------------------------------------------------------ // Audio Loading and Playing Functions (Module: audio) //------------------------------------------------------------------------------------ +typedef void (*AudioCallback)(void *bufferData, unsigned int frames); // Audio device management functions RLAPI void InitAudioDevice(void); // Initialize audio device and context @@ -1463,10 +1499,10 @@ RLAPI void SetMasterVolume(float volume); // Set mas // Wave/Sound loading/unloading functions RLAPI Wave LoadWave(const char *fileName); // Load wave data from file -RLAPI Wave LoadWaveFromMemory(const char *fileType, const unsigned char *fileData, int dataSize); // Load wave from memory buffer, fileType refers to extension: i.e. "wav" +RLAPI Wave LoadWaveFromMemory(const char *fileType, const unsigned char *fileData, int dataSize); // Load wave from memory buffer, fileType refers to extension: i.e. '.wav' RLAPI Sound LoadSound(const char *fileName); // Load sound from file RLAPI Sound LoadSoundFromWave(Wave wave); // Load sound from wave data -RLAPI void UpdateSound(Sound sound, const void *data, int samplesCount);// Update sound buffer with new data +RLAPI void UpdateSound(Sound sound, const void *data, int sampleCount); // Update sound buffer with new data RLAPI void UnloadWave(Wave wave); // Unload wave data RLAPI void UnloadSound(Sound sound); // Unload sound RLAPI bool ExportWave(Wave wave, const char *fileName); // Export wave data to file, returns true on success @@ -1483,30 +1519,34 @@ RLAPI int GetSoundsPlaying(void); // Get num RLAPI bool IsSoundPlaying(Sound sound); // Check if a sound is currently playing RLAPI void SetSoundVolume(Sound sound, float volume); // Set volume for a sound (1.0 is max level) RLAPI void SetSoundPitch(Sound sound, float pitch); // Set pitch for a sound (1.0 is base level) -RLAPI void WaveFormat(Wave *wave, int sampleRate, int sampleSize, int channels); // Convert wave data to desired format +RLAPI void SetSoundPan(Sound sound, float pan); // Set pan for a sound (0.5 is center) RLAPI Wave WaveCopy(Wave wave); // Copy a wave to a new wave RLAPI void WaveCrop(Wave *wave, int initSample, int finalSample); // Crop a wave to defined samples range -RLAPI float *LoadWaveSamples(Wave wave); // Load samples data from wave as a floats array +RLAPI void WaveFormat(Wave *wave, int sampleRate, int sampleSize, int channels); // Convert wave data to desired format +RLAPI float *LoadWaveSamples(Wave wave); // Load samples data from wave as a 32bit float data array RLAPI void UnloadWaveSamples(float *samples); // Unload samples data loaded with LoadWaveSamples() // Music management functions RLAPI Music LoadMusicStream(const char *fileName); // Load music stream from file +RLAPI Music LoadMusicStreamFromMemory(const char *fileType, const unsigned char *data, int dataSize); // Load music stream from data RLAPI void UnloadMusicStream(Music music); // Unload music stream RLAPI void PlayMusicStream(Music music); // Start music playing +RLAPI bool IsMusicStreamPlaying(Music music); // Check if music is playing RLAPI void UpdateMusicStream(Music music); // Updates buffers for music streaming RLAPI void StopMusicStream(Music music); // Stop music playing RLAPI void PauseMusicStream(Music music); // Pause music playing RLAPI void ResumeMusicStream(Music music); // Resume playing paused music -RLAPI bool IsMusicPlaying(Music music); // Check if music is playing +RLAPI void SeekMusicStream(Music music, float position); // Seek music to a position (in seconds) RLAPI void SetMusicVolume(Music music, float volume); // Set volume for music (1.0 is max level) RLAPI void SetMusicPitch(Music music, float pitch); // Set pitch for a music (1.0 is base level) +RLAPI void SetMusicPan(Music music, float pan); // Set pan for a music (0.5 is center) RLAPI float GetMusicTimeLength(Music music); // Get music time length (in seconds) RLAPI float GetMusicTimePlayed(Music music); // Get current music time played (in seconds) // AudioStream management functions -RLAPI AudioStream InitAudioStream(unsigned int sampleRate, unsigned int sampleSize, unsigned int channels); // Init audio stream (to stream raw audio pcm data) -RLAPI void UpdateAudioStream(AudioStream stream, const void *data, int samplesCount); // Update audio stream buffers with data -RLAPI void CloseAudioStream(AudioStream stream); // Close audio stream and free memory +RLAPI AudioStream LoadAudioStream(unsigned int sampleRate, unsigned int sampleSize, unsigned int channels); // Load audio stream (to stream raw audio pcm data) +RLAPI void UnloadAudioStream(AudioStream stream); // Unload audio stream and free memory +RLAPI void UpdateAudioStream(AudioStream stream, const void *data, int frameCount); // Update audio stream buffers with data RLAPI bool IsAudioStreamProcessed(AudioStream stream); // Check if any audio stream buffers requires refill RLAPI void PlayAudioStream(AudioStream stream); // Play audio stream RLAPI void PauseAudioStream(AudioStream stream); // Pause audio stream @@ -1515,7 +1555,12 @@ RLAPI bool IsAudioStreamPlaying(AudioStream stream); // Check i RLAPI void StopAudioStream(AudioStream stream); // Stop audio stream RLAPI void SetAudioStreamVolume(AudioStream stream, float volume); // Set volume for audio stream (1.0 is max level) RLAPI void SetAudioStreamPitch(AudioStream stream, float pitch); // Set pitch for audio stream (1.0 is base level) +RLAPI void SetAudioStreamPan(AudioStream stream, float pan); // Set pan for audio stream (0.5 is centered) RLAPI void SetAudioStreamBufferSizeDefault(int size); // Default size for new audio streams +RLAPI void SetAudioStreamCallback(AudioStream stream, AudioCallback callback); // Audio thread callback to request new data + +RLAPI void AttachAudioStreamProcessor(AudioStream stream, AudioCallback processor); // Attach audio stream processor to stream +RLAPI void DetachAudioStreamProcessor(AudioStream stream, AudioCallback processor); // Detach audio stream processor from stream #if defined(__cplusplus) } diff --git a/include/raylib/raymath.h b/include/raylib/raymath.h index 48846a7..fbe4cea 100644 --- a/include/raylib/raymath.h +++ b/include/raylib/raymath.h @@ -18,14 +18,14 @@ * - Functions are always self-contained, no function use another raymath function inside, * required code is directly re-implemented inside * - Functions input parameters are always received by value (2 unavoidable exceptions) -* - Functions use always a "result" anmed variable for return +* - Functions use always a "result" variable for return * - Functions are always defined inline * - Angles are always in radians (DEG2RAD/RAD2DEG macros provided for convenience) * * * LICENSE: zlib/libpng * -* Copyright (c) 2015-2021 Ramon Santamaria (@raysan5) +* Copyright (c) 2015-2022 Ramon Santamaria (@raysan5) * * This software is provided "as-is", without any express or implied warranty. In no event * will the authors be held liable for any damages arising from the use of this software. @@ -77,6 +77,10 @@ #define PI 3.14159265358979323846f #endif +#ifndef EPSILON + #define EPSILON 0.000001f +#endif + #ifndef DEG2RAD #define DEG2RAD (PI/180.0f) #endif @@ -154,7 +158,7 @@ typedef struct float16 { float v[16]; } float16; -#include // Required for: sinf(), cosf(), tan(), atan2f(), sqrtf(), fminf(), fmaxf(), fabs() +#include // Required for: sinf(), cosf(), tan(), atan2f(), sqrtf(), floor(), fminf(), fmaxf(), fabs() //---------------------------------------------------------------------------------- // Module Functions Definition - Utils math @@ -189,7 +193,23 @@ RMAPI float Normalize(float value, float start, float end) // Remap input value within input range to output range RMAPI float Remap(float value, float inputStart, float inputEnd, float outputStart, float outputEnd) { - float result =(value - inputStart)/(inputEnd - inputStart)*(outputEnd - outputStart) + outputStart; + float result = (value - inputStart)/(inputEnd - inputStart)*(outputEnd - outputStart) + outputStart; + + return result; +} + +// Wrap input value from min to max +RMAPI float Wrap(float value, float min, float max) +{ + float result = value - (max - min)*floorf((value - min)/(max - min)); + + return result; +} + +// Check whether two given floats are almost equal +RMAPI int FloatEquals(float x, float y) +{ + int result = (fabsf(x - y)) <= (EPSILON*fmaxf(1.0f, fmaxf(fabsf(x), fabsf(y)))); return result; } @@ -278,12 +298,18 @@ RMAPI float Vector2Distance(Vector2 v1, Vector2 v2) return result; } -// Calculate angle from two vectors in X-axis -RMAPI float Vector2Angle(Vector2 v1, Vector2 v2) +// Calculate square distance between two vectors +RMAPI float Vector2DistanceSqr(Vector2 v1, Vector2 v2) { - float result = atan2f(v2.y - v1.y, v2.x - v1.x)*(180.0f/PI); + float result = ((v1.x - v2.x)*(v1.x - v2.x) + (v1.y - v2.y)*(v1.y - v2.y)); - if (result < 0) result += 360.0f; + return result; +} + +// Calculate angle from two vectors +RMAPI float Vector2Angle(Vector2 v1, Vector2 v2) +{ + float result = atan2f(v2.y, v2.x) - atan2f(v1.y, v1.x); return result; } @@ -328,13 +354,29 @@ RMAPI Vector2 Vector2Normalize(Vector2 v) if (length > 0) { - result.x = v.x*1.0f/length; - result.y = v.y*1.0f/length; + float ilength = 1.0f/length; + result.x = v.x*ilength; + result.y = v.y*ilength; } return result; } +// Transforms a Vector2 by a given Matrix +RMAPI Vector2 Vector2Transform(Vector2 v, Matrix mat) +{ + Vector2 result = { 0 }; + + float x = v.x; + float y = v.y; + float z = 0; + + result.x = mat.m0*x + mat.m4*y + mat.m8*z + mat.m12; + result.y = mat.m1*x + mat.m5*y + mat.m9*z + mat.m13; + + return result; +} + // Calculate linear interpolation between two vectors RMAPI Vector2 Vector2Lerp(Vector2 v1, Vector2 v2, float amount) { @@ -364,8 +406,11 @@ RMAPI Vector2 Vector2Rotate(Vector2 v, float angle) { Vector2 result = { 0 }; - result.x = v.x*cosf(angle) - v.y*sinf(angle); - result.y = v.x*sinf(angle) + v.y*cosf(angle); + float cosres = cosf(angle); + float sinres = sinf(angle); + + result.x = v.x*cosres - v.y*sinres; + result.y = v.x*sinres + v.y*cosres; return result; } @@ -389,6 +434,62 @@ RMAPI Vector2 Vector2MoveTowards(Vector2 v, Vector2 target, float maxDistance) return result; } +// Invert the given vector +RMAPI Vector2 Vector2Invert(Vector2 v) +{ + Vector2 result = { 1.0f/v.x, 1.0f/v.y }; + + return result; +} + +// Clamp the components of the vector between +// min and max values specified by the given vectors +RMAPI Vector2 Vector2Clamp(Vector2 v, Vector2 min, Vector2 max) +{ + Vector2 result = { 0 }; + + result.x = fminf(max.x, fmaxf(min.x, v.x)); + result.y = fminf(max.y, fmaxf(min.y, v.y)); + + return result; +} + +// Clamp the magnitude of the vector between two min and max values +RMAPI Vector2 Vector2ClampValue(Vector2 v, float min, float max) +{ + Vector2 result = v; + + float length = (v.x*v.x) + (v.y*v.y); + if (length > 0.0f) + { + length = sqrtf(length); + + if (length < min) + { + float scale = min/length; + result.x = v.x*scale; + result.y = v.y*scale; + } + else if (length > max) + { + float scale = max/length; + result.x = v.x*scale; + result.y = v.y*scale; + } + } + + return result; +} + +// Check whether two given vectors are almost equal +RMAPI int Vector2Equals(Vector2 p, Vector2 q) +{ + int result = ((fabsf(p.x - q.x)) <= (EPSILON*fmaxf(1.0f, fmaxf(fabsf(p.x), fabsf(q.x))))) && + ((fabsf(p.y - q.y)) <= (EPSILON*fmaxf(1.0f, fmaxf(fabsf(p.y), fabsf(q.y))))); + + return result; +} + //---------------------------------------------------------------------------------- // Module Functions Definition - Vector3 math //---------------------------------------------------------------------------------- @@ -473,14 +574,14 @@ RMAPI Vector3 Vector3Perpendicular(Vector3 v) float min = (float) fabs(v.x); Vector3 cardinalAxis = {1.0f, 0.0f, 0.0f}; - if (fabs(v.y) < min) + if (fabsf(v.y) < min) { min = (float) fabs(v.y); Vector3 tmp = {0.0f, 1.0f, 0.0f}; cardinalAxis = tmp; } - if (fabs(v.z) < min) + if (fabsf(v.z) < min) { Vector3 tmp = {0.0f, 0.0f, 1.0f}; cardinalAxis = tmp; @@ -531,17 +632,28 @@ RMAPI float Vector3Distance(Vector3 v1, Vector3 v2) return result; } -// Calculate angle between two vectors in XY and XZ -RMAPI Vector2 Vector3Angle(Vector3 v1, Vector3 v2) +// Calculate square distance between two vectors +RMAPI float Vector3DistanceSqr(Vector3 v1, Vector3 v2) { - Vector2 result = { 0 }; + float result = 0.0f; float dx = v2.x - v1.x; float dy = v2.y - v1.y; float dz = v2.z - v1.z; + result = dx*dx + dy*dy + dz*dz; - result.x = atan2f(dx, dz); // Angle in XZ - result.y = atan2f(dy, sqrtf(dx*dx + dz*dz)); // Angle in XY + return result; +} + +// Calculate angle between two vectors +RMAPI float Vector3Angle(Vector3 v1, Vector3 v2) +{ + float result = 0.0f; + + Vector3 cross = { v1.y*v2.z - v1.z*v2.y, v1.z*v2.x - v1.x*v2.z, v1.x*v2.y - v1.y*v2.x }; + float len = sqrtf(cross.x*cross.x + cross.y*cross.y + cross.z*cross.z); + float dot = (v1.x*v2.x + v1.y*v2.y + v1.z*v2.z); + result = atan2f(len, dot); return result; } @@ -641,6 +753,58 @@ RMAPI Vector3 Vector3RotateByQuaternion(Vector3 v, Quaternion q) return result; } +// Rotates a vector around an axis +RMAPI Vector3 Vector3RotateByAxisAngle(Vector3 v, Vector3 axis, float angle) +{ + // Using Euler-Rodrigues Formula + // Ref.: https://en.wikipedia.org/w/index.php?title=Euler%E2%80%93Rodrigues_formula + + Vector3 result = v; + + // Vector3Normalize(axis); + float length = sqrtf(axis.x * axis.x + axis.y * axis.y + axis.z * axis.z); + if (length == 0.0f) length = 1.0f; + float ilength = 1.0f / length; + axis.x *= ilength; + axis.y *= ilength; + axis.z *= ilength; + + angle /= 2.0f; + float a = sinf(angle); + float b = axis.x * a; + float c = axis.y * a; + float d = axis.z * a; + a = cosf(angle); + Vector3 w = { b, c, d }; + + // Vector3CrossProduct(w, v) + Vector3 wv = { w.y * v.z - w.z * v.y, w.z * v.x - w.x * v.z, w.x * v.y - w.y * v.x }; + + // Vector3CrossProduct(w, wv) + Vector3 wwv = { w.y * wv.z - w.z * wv.y, w.z * wv.x - w.x * wv.z, w.x * wv.y - w.y * wv.x }; + + // Vector3Scale(wv, 2 * a) + a *= 2; + wv.x *= a; + wv.y *= a; + wv.z *= a; + + // Vector3Scale(wwv, 2) + wwv.x *= 2; + wwv.y *= 2; + wwv.z *= 2; + + result.x += wv.x; + result.y += wv.y; + result.z += wv.z; + + result.x += wwv.x; + result.y += wwv.y; + result.z += wwv.z; + + return result; +} + // Calculate linear interpolation between two vectors RMAPI Vector3 Vector3Lerp(Vector3 v1, Vector3 v2, float amount) { @@ -815,6 +979,92 @@ RMAPI float3 Vector3ToFloatV(Vector3 v) return buffer; } +// Invert the given vector +RMAPI Vector3 Vector3Invert(Vector3 v) +{ + Vector3 result = { 1.0f/v.x, 1.0f/v.y, 1.0f/v.z }; + + return result; +} + +// Clamp the components of the vector between +// min and max values specified by the given vectors +RMAPI Vector3 Vector3Clamp(Vector3 v, Vector3 min, Vector3 max) +{ + Vector3 result = { 0 }; + + result.x = fminf(max.x, fmaxf(min.x, v.x)); + result.y = fminf(max.y, fmaxf(min.y, v.y)); + result.z = fminf(max.z, fmaxf(min.z, v.z)); + + return result; +} + +// Clamp the magnitude of the vector between two values +RMAPI Vector3 Vector3ClampValue(Vector3 v, float min, float max) +{ + Vector3 result = v; + + float length = (v.x*v.x) + (v.y*v.y) + (v.z*v.z); + if (length > 0.0f) + { + length = sqrtf(length); + + if (length < min) + { + float scale = min/length; + result.x = v.x*scale; + result.y = v.y*scale; + result.z = v.z*scale; + } + else if (length > max) + { + float scale = max/length; + result.x = v.x*scale; + result.y = v.y*scale; + result.z = v.z*scale; + } + } + + return result; +} + +// Check whether two given vectors are almost equal +RMAPI int Vector3Equals(Vector3 p, Vector3 q) +{ + int result = ((fabsf(p.x - q.x)) <= (EPSILON*fmaxf(1.0f, fmaxf(fabsf(p.x), fabsf(q.x))))) && + ((fabsf(p.y - q.y)) <= (EPSILON*fmaxf(1.0f, fmaxf(fabsf(p.y), fabsf(q.y))))) && + ((fabsf(p.z - q.z)) <= (EPSILON*fmaxf(1.0f, fmaxf(fabsf(p.z), fabsf(q.z))))); + + return result; +} + +// Compute the direction of a refracted ray where v specifies the +// normalized direction of the incoming ray, n specifies the +// normalized normal vector of the interface of two optical media, +// and r specifies the ratio of the refractive index of the medium +// from where the ray comes to the refractive index of the medium +// on the other side of the surface +RMAPI Vector3 Vector3Refract(Vector3 v, Vector3 n, float r) +{ + Vector3 result = { 0 }; + + float dot = v.x*n.x + v.y*n.y + v.z*n.z; + float d = 1.0f - r*r*(1.0f - dot*dot); + + if (d >= 0.0f) + { + d = sqrtf(d); + v.x = r*v.x - (r*dot + d)*n.x; + v.y = r*v.y - (r*dot + d)*n.y; + v.z = r*v.z - (r*dot + d)*n.z; + + result = v; + } + + return result; +} + //---------------------------------------------------------------------------------- // Module Functions Definition - Matrix math //---------------------------------------------------------------------------------- @@ -920,45 +1170,6 @@ RMAPI Matrix MatrixInvert(Matrix mat) return result; } -// Normalize provided matrix -RMAPI Matrix MatrixNormalize(Matrix mat) -{ - Matrix result = { 0 }; - - // Cache the matrix values (speed optimization) - float a00 = mat.m0, a01 = mat.m1, a02 = mat.m2, a03 = mat.m3; - float a10 = mat.m4, a11 = mat.m5, a12 = mat.m6, a13 = mat.m7; - float a20 = mat.m8, a21 = mat.m9, a22 = mat.m10, a23 = mat.m11; - float a30 = mat.m12, a31 = mat.m13, a32 = mat.m14, a33 = mat.m15; - - // MatrixDeterminant(mat) - float det = a30*a21*a12*a03 - a20*a31*a12*a03 - a30*a11*a22*a03 + a10*a31*a22*a03 + - a20*a11*a32*a03 - a10*a21*a32*a03 - a30*a21*a02*a13 + a20*a31*a02*a13 + - a30*a01*a22*a13 - a00*a31*a22*a13 - a20*a01*a32*a13 + a00*a21*a32*a13 + - a30*a11*a02*a23 - a10*a31*a02*a23 - a30*a01*a12*a23 + a00*a31*a12*a23 + - a10*a01*a32*a23 - a00*a11*a32*a23 - a20*a11*a02*a33 + a10*a21*a02*a33 + - a20*a01*a12*a33 - a00*a21*a12*a33 - a10*a01*a22*a33 + a00*a11*a22*a33; - - result.m0 = mat.m0/det; - result.m1 = mat.m1/det; - result.m2 = mat.m2/det; - result.m3 = mat.m3/det; - result.m4 = mat.m4/det; - result.m5 = mat.m5/det; - result.m6 = mat.m6/det; - result.m7 = mat.m7/det; - result.m8 = mat.m8/det; - result.m9 = mat.m9/det; - result.m10 = mat.m10/det; - result.m11 = mat.m11/det; - result.m12 = mat.m12/det; - result.m13 = mat.m13/det; - result.m14 = mat.m14/det; - result.m15 = mat.m15/det; - - return result; -} - // Get identity matrix RMAPI Matrix MatrixIdentity(void) { @@ -1102,7 +1313,8 @@ RMAPI Matrix MatrixRotate(Vector3 axis, float angle) return result; } -// Get x-rotation matrix (angle in radians) +// Get x-rotation matrix +// NOTE: Angle must be provided in radians RMAPI Matrix MatrixRotateX(float angle) { Matrix result = { 1.0f, 0.0f, 0.0f, 0.0f, @@ -1114,14 +1326,15 @@ RMAPI Matrix MatrixRotateX(float angle) float sinres = sinf(angle); result.m5 = cosres; - result.m6 = -sinres; - result.m9 = sinres; + result.m6 = sinres; + result.m9 = -sinres; result.m10 = cosres; return result; } -// Get y-rotation matrix (angle in radians) +// Get y-rotation matrix +// NOTE: Angle must be provided in radians RMAPI Matrix MatrixRotateY(float angle) { Matrix result = { 1.0f, 0.0f, 0.0f, 0.0f, @@ -1133,14 +1346,15 @@ RMAPI Matrix MatrixRotateY(float angle) float sinres = sinf(angle); result.m0 = cosres; - result.m2 = sinres; - result.m8 = -sinres; + result.m2 = -sinres; + result.m8 = sinres; result.m10 = cosres; return result; } -// Get z-rotation matrix (angle in radians) +// Get z-rotation matrix +// NOTE: Angle must be provided in radians RMAPI Matrix MatrixRotateZ(float angle) { Matrix result = { 1.0f, 0.0f, 0.0f, 0.0f, @@ -1152,74 +1366,76 @@ RMAPI Matrix MatrixRotateZ(float angle) float sinres = sinf(angle); result.m0 = cosres; - result.m1 = -sinres; - result.m4 = sinres; + result.m1 = sinres; + result.m4 = -sinres; result.m5 = cosres; return result; } -// Get xyz-rotation matrix (angles in radians) -RMAPI Matrix MatrixRotateXYZ(Vector3 ang) +// Get xyz-rotation matrix +// NOTE: Angle must be provided in radians +RMAPI Matrix MatrixRotateXYZ(Vector3 angle) { Matrix result = { 1.0f, 0.0f, 0.0f, 0.0f, 0.0f, 1.0f, 0.0f, 0.0f, 0.0f, 0.0f, 1.0f, 0.0f, 0.0f, 0.0f, 0.0f, 1.0f }; // MatrixIdentity() - float cosz = cosf(-ang.z); - float sinz = sinf(-ang.z); - float cosy = cosf(-ang.y); - float siny = sinf(-ang.y); - float cosx = cosf(-ang.x); - float sinx = sinf(-ang.x); + float cosz = cosf(-angle.z); + float sinz = sinf(-angle.z); + float cosy = cosf(-angle.y); + float siny = sinf(-angle.y); + float cosx = cosf(-angle.x); + float sinx = sinf(-angle.x); result.m0 = cosz*cosy; - result.m4 = (cosz*siny*sinx) - (sinz*cosx); - result.m8 = (cosz*siny*cosx) + (sinz*sinx); + result.m1 = (cosz*siny*sinx) - (sinz*cosx); + result.m2 = (cosz*siny*cosx) + (sinz*sinx); - result.m1 = sinz*cosy; + result.m4 = sinz*cosy; result.m5 = (sinz*siny*sinx) + (cosz*cosx); - result.m9 = (sinz*siny*cosx) - (cosz*sinx); + result.m6 = (sinz*siny*cosx) - (cosz*sinx); - result.m2 = -siny; - result.m6 = cosy*sinx; + result.m8 = -siny; + result.m9 = cosy*sinx; result.m10= cosy*cosx; return result; } -// Get zyx-rotation matrix (angles in radians) -RMAPI Matrix MatrixRotateZYX(Vector3 ang) +// Get zyx-rotation matrix +// NOTE: Angle must be provided in radians +RMAPI Matrix MatrixRotateZYX(Vector3 angle) { Matrix result = { 0 }; - float cz = cosf(ang.z); - float sz = sinf(ang.z); - float cy = cosf(ang.y); - float sy = sinf(ang.y); - float cx = cosf(ang.x); - float sx = sinf(ang.x); + float cz = cosf(angle.z); + float sz = sinf(angle.z); + float cy = cosf(angle.y); + float sy = sinf(angle.y); + float cx = cosf(angle.x); + float sx = sinf(angle.x); result.m0 = cz*cy; - result.m1 = cz*sy*sx - cx*sz; - result.m2 = sz*sx + cz*cx*sy; - result.m3 = 0; + result.m4 = cz*sy*sx - cx*sz; + result.m8 = sz*sx + cz*cx*sy; + result.m12 = 0; - result.m4 = cy*sz; + result.m1 = cy*sz; result.m5 = cz*cx + sz*sy*sx; - result.m6 = cx*sz*sy - cz*sx; - result.m7 = 0; + result.m9 = cx*sz*sy - cz*sx; + result.m13 = 0; - result.m8 = -sy; - result.m9 = cy*sx; + result.m2 = -sy; + result.m6 = cy*sx; result.m10 = cy*cx; - result.m11 = 0; - - result.m12 = 0; - result.m13 = 0; result.m14 = 0; + + result.m3 = 0; + result.m7 = 0; + result.m11 = 0; result.m15 = 1; return result; @@ -1269,7 +1485,7 @@ RMAPI Matrix MatrixFrustum(double left, double right, double bottom, double top, } // Get perspective projection matrix -// NOTE: Angle should be provided in radians +// NOTE: Fovy angle must be provided in radians RMAPI Matrix MatrixPerspective(double fovy, double aspect, double near, double far) { Matrix result = { 0 }; @@ -1478,10 +1694,9 @@ RMAPI Quaternion QuaternionInvert(Quaternion q) { Quaternion result = q; - float length = sqrtf(q.x*q.x + q.y*q.y + q.z*q.z + q.w*q.w); - float lengthSq = length*length; + float lengthSq = q.x*q.x + q.y*q.y + q.z*q.z + q.w*q.w; - if (lengthSq != 0.0) + if (lengthSq != 0.0f) { float invLength = 1.0f/lengthSq; @@ -1515,12 +1730,10 @@ RMAPI Quaternion QuaternionScale(Quaternion q, float mul) { Quaternion result = { 0 }; - float qax = q.x, qay = q.y, qaz = q.z, qaw = q.w; - - result.x = qax*mul + qaw*mul + qay*mul - qaz*mul; - result.y = qay*mul + qaw*mul + qaz*mul - qax*mul; - result.z = qaz*mul + qaw*mul + qax*mul - qay*mul; - result.w = qaw*mul - qax*mul - qay*mul - qaz*mul; + result.x = q.x*mul; + result.y = q.y*mul; + result.z = q.z*mul; + result.w = q.w*mul; return result; } @@ -1584,14 +1797,14 @@ RMAPI Quaternion QuaternionSlerp(Quaternion q1, Quaternion q2, float amount) cosHalfTheta = -cosHalfTheta; } - if (fabs(cosHalfTheta) >= 1.0f) result = q1; + if (fabsf(cosHalfTheta) >= 1.0f) result = q1; else if (cosHalfTheta > 0.95f) result = QuaternionNlerp(q1, q2, amount); else { float halfTheta = acosf(cosHalfTheta); float sinHalfTheta = sqrtf(1.0f - cosHalfTheta*cosHalfTheta); - if (fabs(sinHalfTheta) < 0.001f) + if (fabsf(sinHalfTheta) < 0.001f) { result.x = (q1.x*0.5f + q2.x*0.5f); result.y = (q1.y*0.5f + q2.y*0.5f); @@ -1646,30 +1859,60 @@ RMAPI Quaternion QuaternionFromMatrix(Matrix mat) { Quaternion result = { 0 }; - if ((mat.m0 > mat.m5) && (mat.m0 > mat.m10)) + float fourWSquaredMinus1 = mat.m0 + mat.m5 + mat.m10; + float fourXSquaredMinus1 = mat.m0 - mat.m5 - mat.m10; + float fourYSquaredMinus1 = mat.m5 - mat.m0 - mat.m10; + float fourZSquaredMinus1 = mat.m10 - mat.m0 - mat.m5; + + int biggestIndex = 0; + float fourBiggestSquaredMinus1 = fourWSquaredMinus1; + if (fourXSquaredMinus1 > fourBiggestSquaredMinus1) { - float s = sqrtf(1.0f + mat.m0 - mat.m5 - mat.m10)*2; + fourBiggestSquaredMinus1 = fourXSquaredMinus1; + biggestIndex = 1; + } - result.x = 0.25f*s; - result.y = (mat.m4 + mat.m1)/s; - result.z = (mat.m2 + mat.m8)/s; - result.w = (mat.m9 - mat.m6)/s; + if (fourYSquaredMinus1 > fourBiggestSquaredMinus1) + { + fourBiggestSquaredMinus1 = fourYSquaredMinus1; + biggestIndex = 2; } - else if (mat.m5 > mat.m10) + + if (fourZSquaredMinus1 > fourBiggestSquaredMinus1) { - float s = sqrtf(1.0f + mat.m5 - mat.m0 - mat.m10)*2; - result.x = (mat.m4 + mat.m1)/s; - result.y = 0.25f*s; - result.z = (mat.m9 + mat.m6)/s; - result.w = (mat.m2 - mat.m8)/s; + fourBiggestSquaredMinus1 = fourZSquaredMinus1; + biggestIndex = 3; } - else + + float biggestVal = sqrtf(fourBiggestSquaredMinus1 + 1.0f) * 0.5f; + float mult = 0.25f / biggestVal; + + switch (biggestIndex) { - float s = sqrtf(1.0f + mat.m10 - mat.m0 - mat.m5)*2; - result.x = (mat.m2 + mat.m8)/s; - result.y = (mat.m9 + mat.m6)/s; - result.z = 0.25f*s; - result.w = (mat.m4 - mat.m1)/s; + case 0: + result.w = biggestVal; + result.x = (mat.m6 - mat.m9) * mult; + result.y = (mat.m8 - mat.m2) * mult; + result.z = (mat.m1 - mat.m4) * mult; + break; + case 1: + result.x = biggestVal; + result.w = (mat.m6 - mat.m9) * mult; + result.y = (mat.m1 + mat.m4) * mult; + result.z = (mat.m8 + mat.m2) * mult; + break; + case 2: + result.y = biggestVal; + result.w = (mat.m8 - mat.m2) * mult; + result.x = (mat.m1 + mat.m4) * mult; + result.z = (mat.m6 + mat.m9) * mult; + break; + case 3: + result.z = biggestVal; + result.w = (mat.m1 - mat.m4) * mult; + result.x = (mat.m8 + mat.m2) * mult; + result.y = (mat.m6 + mat.m9) * mult; + break; } return result; @@ -1709,7 +1952,7 @@ RMAPI Matrix QuaternionToMatrix(Quaternion q) } // Get rotation quaternion for an angle and axis -// NOTE: angle must be provided in radians +// NOTE: Angle must be provided in radians RMAPI Quaternion QuaternionFromAxisAngle(Vector3 axis, float angle) { Quaternion result = { 0.0f, 0.0f, 0.0f, 1.0f }; @@ -1757,7 +2000,7 @@ RMAPI Quaternion QuaternionFromAxisAngle(Vector3 axis, float angle) // Get the rotation angle and axis for a given quaternion RMAPI void QuaternionToAxisAngle(Quaternion q, Vector3 *outAxis, float *outAngle) { - if (fabs(q.w) > 1.0f) + if (fabsf(q.w) > 1.0f) { // QuaternionNormalize(q); float length = sqrtf(q.x*q.x + q.y*q.y + q.z*q.z + q.w*q.w); @@ -1850,4 +2093,19 @@ RMAPI Quaternion QuaternionTransform(Quaternion q, Matrix mat) return result; } +// Check whether two given quaternions are almost equal +RMAPI int QuaternionEquals(Quaternion p, Quaternion q) +{ + int result = (((fabsf(p.x - q.x)) <= (EPSILON*fmaxf(1.0f, fmaxf(fabsf(p.x), fabsf(q.x))))) && + ((fabsf(p.y - q.y)) <= (EPSILON*fmaxf(1.0f, fmaxf(fabsf(p.y), fabsf(q.y))))) && + ((fabsf(p.z - q.z)) <= (EPSILON*fmaxf(1.0f, fmaxf(fabsf(p.z), fabsf(q.z))))) && + ((fabsf(p.w - q.w)) <= (EPSILON*fmaxf(1.0f, fmaxf(fabsf(p.w), fabsf(q.w)))))) || + (((fabsf(p.x + q.x)) <= (EPSILON*fmaxf(1.0f, fmaxf(fabsf(p.x), fabsf(q.x))))) && + ((fabsf(p.y + q.y)) <= (EPSILON*fmaxf(1.0f, fmaxf(fabsf(p.y), fabsf(q.y))))) && + ((fabsf(p.z + q.z)) <= (EPSILON*fmaxf(1.0f, fmaxf(fabsf(p.z), fabsf(q.z))))) && + ((fabsf(p.w + q.w)) <= (EPSILON*fmaxf(1.0f, fmaxf(fabsf(p.w), fabsf(q.w)))))); + + return result; +} + #endif // RAYMATH_H