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| 1 | +extends WindowDialog |
| 2 | +onready var oPlayer = Nodelist.list["oPlayer"] |
| 3 | +onready var oSavePreviewMipmapsCheckbox = Nodelist.list["oSavePreviewMipmapsCheckbox"] |
| 4 | +onready var oSavePreviewPngButton = Nodelist.list["oSavePreviewPngButton"] |
| 5 | +onready var oSavePreviewTrimBlackCheckbox = Nodelist.list["oSavePreviewTrimBlackCheckbox"] |
| 6 | +onready var oSavePreviewMsaaSlider = Nodelist.list["oSavePreviewMsaaSlider"] |
| 7 | + |
| 8 | +onready var oMenu = Nodelist.list["oMenu"] |
| 9 | +onready var oGenerateTerrain = Nodelist.list["oGenerateTerrain"] |
| 10 | +onready var oUi = Nodelist.list["oUi"] |
| 11 | +onready var oCamera3D = Nodelist.list["oCamera3D"] |
| 12 | +onready var oExportPreviewPngDialog = Nodelist.list["oExportPreviewPngDialog"] |
| 13 | +onready var oCurrentMap = Nodelist.list["oCurrentMap"] |
| 14 | +onready var oMessage = Nodelist.list["oMessage"] |
| 15 | +onready var oEditor = Nodelist.list["oEditor"] |
| 16 | +onready var oUiMessages = Nodelist.list["oUiMessages"] |
| 17 | +onready var oUiSystem = Nodelist.list["oUiSystem"] |
| 18 | +onready var oUiTools = Nodelist.list["oUiTools"] |
| 19 | +onready var oUi3D = Nodelist.list["oUi3D"] |
| 20 | +onready var oGame3D = Nodelist.list["oGame3D"] |
| 21 | + |
| 22 | +var remember_original_msaa |
| 23 | + |
| 24 | +func _on_ExportPreview_about_to_show(): |
| 25 | + # Store the previous MSAA value |
| 26 | + remember_original_msaa = get_viewport().msaa |
| 27 | + modulate.a = 0 |
| 28 | + # Generate |
| 29 | + oEditor.set_view_3d() |
| 30 | + oGenerateTerrain.start() |
| 31 | + oPlayer.switch_camera_type(0) |
| 32 | + oUiMessages.visible = false |
| 33 | + oUiSystem.visible = false |
| 34 | + oUiTools.visible = false |
| 35 | + oUi.hide_tools() |
| 36 | + oUi3D.visible = false |
| 37 | + yield(oGenerateTerrain, "terrain_finished_generating") |
| 38 | + modulate.a = 1.0 |
| 39 | + _on_SavePreviewMipmapsCheckbox_toggled(oSavePreviewMipmapsCheckbox.pressed) |
| 40 | + _on_SavePreviewMsaaSlider_sliderChanged() |
| 41 | + set_basic_camera_stuff() |
| 42 | + |
| 43 | +func _on_ExportPreview_hide(): |
| 44 | + if is_instance_valid(oEditor) and modulate.a == 1.0: |
| 45 | + oEditor.set_view_2d() |
| 46 | + oUiMessages.visible = true |
| 47 | + oUiSystem.visible = true |
| 48 | + oUiTools.visible = true |
| 49 | + oUi3D.visible = true |
| 50 | + oGame3D.enable_or_disable_mipmaps_on_all_materials(1) |
| 51 | + get_viewport().msaa = remember_original_msaa |
| 52 | + |
| 53 | +func set_basic_camera_stuff(): |
| 54 | + # Set camera |
| 55 | + oPlayer.velocity = Vector3(0, 0, 0) # stop moving |
| 56 | + oCamera3D.projection = Camera.PROJECTION_ORTHOGONAL |
| 57 | + |
| 58 | + var terrain_size = Vector2(M.xSize * 3, M.ySize * 3) |
| 59 | + var terrain_center = terrain_size / 2.0 |
| 60 | + |
| 61 | + # Orthogonal camera position and rotation |
| 62 | + oPlayer.rotation_degrees = Vector3(270, 0, 0) #Vector2(270, 45, 0) |
| 63 | + oPlayer.oHead.rotation_degrees = Vector3(0, 0, 0) |
| 64 | + |
| 65 | + oPlayer.translation = Vector3(terrain_center.x, 100, terrain_center.y) |
| 66 | + |
| 67 | + # Calculate the window's aspect ratio |
| 68 | + var window_aspect_ratio = OS.window_size.x / OS.window_size.y |
| 69 | + |
| 70 | + # Zoom out based on the dominant dimension |
| 71 | + if window_aspect_ratio > 1: # Landscape mode |
| 72 | + oCamera3D.size = terrain_size.x * window_aspect_ratio |
| 73 | + else: # Portrait mode |
| 74 | + oCamera3D.size = terrain_size.y |
| 75 | + |
| 76 | + oCamera3D.set_orthogonal(oCamera3D.size, 0.01, 8192) |
| 77 | + |
| 78 | +func _on_SavePreviewPngButton_pressed(): |
| 79 | + Utils.popup_centered(oExportPreviewPngDialog) |
| 80 | + oExportPreviewPngDialog.current_dir = Settings.unearth_path |
| 81 | + oExportPreviewPngDialog.current_path = Settings.unearth_path |
| 82 | + oExportPreviewPngDialog.current_file = oCurrentMap.path.get_file() |
| 83 | + |
| 84 | +func _on_ExportPreviewPngDialog_file_selected(save_path): |
| 85 | + # Be sure the rendering is updated |
| 86 | + modulate.a = 0.0 |
| 87 | + yield(get_tree(), "idle_frame") |
| 88 | + VisualServer.force_draw() |
| 89 | + |
| 90 | + # Capture the current viewport's texture |
| 91 | + var viewport_texture = get_viewport().get_texture() |
| 92 | + |
| 93 | + var img = viewport_texture.get_data() |
| 94 | + img.flip_y() # Image is flipped vertically, correct this |
| 95 | + |
| 96 | + if oSavePreviewTrimBlackCheckbox.pressed == true: |
| 97 | + # Trim the black pixels from the outside of the image |
| 98 | + img = trim_image(img) |
| 99 | + |
| 100 | + # Resize to new size |
| 101 | + #trimmed_img.resize(256, 256, Image.INTERPOLATE_LANCZOS) |
| 102 | + |
| 103 | + # Save as a PNG file |
| 104 | + img.save_png(save_path) |
| 105 | + |
| 106 | + oMessage.quick("Saved preview to:" + save_path) |
| 107 | + modulate.a = 1.0 |
| 108 | + |
| 109 | + |
| 110 | +func is_near_black(pixel: Color, tolerance: float = 0.01) -> bool: |
| 111 | + return (pixel.r < tolerance and pixel.g < tolerance and pixel.b < tolerance) |
| 112 | + |
| 113 | +func trim_image(img : Image) -> Image: |
| 114 | + img.lock() |
| 115 | + |
| 116 | + var left = img.get_width() |
| 117 | + var right = 0 |
| 118 | + var top = img.get_height() |
| 119 | + var bottom = 0 |
| 120 | + |
| 121 | + for i in range(img.get_width()): |
| 122 | + for j in range(img.get_height()): |
| 123 | + var pixel = img.get_pixel(i, j) |
| 124 | + if not is_near_black(pixel): |
| 125 | + left = min(left, i) |
| 126 | + right = max(right, i) |
| 127 | + top = min(top, j) |
| 128 | + bottom = max(bottom, j) |
| 129 | + |
| 130 | + img.unlock() |
| 131 | + |
| 132 | + # Check if the image was all black or nearly all black and couldn't be trimmed |
| 133 | + if left > right or top > bottom: |
| 134 | + print("Image couldn't be trimmed!") |
| 135 | + |
| 136 | + var trim_x = left |
| 137 | + var trim_y = top |
| 138 | + var trim_width = right - left + 1 |
| 139 | + var trim_height = bottom - top + 1 |
| 140 | + |
| 141 | + # Extract the non-black rectangle |
| 142 | + var trimmed_img = img.get_rect(Rect2(trim_x, trim_y, trim_width, trim_height)) |
| 143 | + |
| 144 | + # Debugging messages |
| 145 | + print("Original Image Dimensions: %sx%s" % [img.get_width(), img.get_height()]) |
| 146 | + print("Trimmed Image Dimensions: %sx%s" % [trimmed_img.get_width(), trimmed_img.get_height()]) |
| 147 | + |
| 148 | + return trimmed_img |
| 149 | + |
| 150 | +func _on_SavePreviewMsaaSlider_sliderChanged(): |
| 151 | + match int(oSavePreviewMsaaSlider.value): |
| 152 | + 0: get_viewport().msaa = Viewport.MSAA_DISABLED |
| 153 | + 1: get_viewport().msaa = Viewport.MSAA_2X |
| 154 | + 2: get_viewport().msaa = Viewport.MSAA_4X |
| 155 | + 3: get_viewport().msaa = Viewport.MSAA_8X |
| 156 | + 4: get_viewport().msaa = Viewport.MSAA_16X |
| 157 | + |
| 158 | +func _on_SavePreviewMipmapsCheckbox_toggled(button_pressed): |
| 159 | + if button_pressed == true: |
| 160 | + oGame3D.enable_or_disable_mipmaps_on_all_materials(1) |
| 161 | + else: |
| 162 | + oGame3D.enable_or_disable_mipmaps_on_all_materials(0) |
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