Feat&Bug: Plot sin(t) with dynaimic graph

Bug found: TouchGFX freezes when there are incoming audio from USB

TouchGFX/equalizer.touchgfx

@@ -41,8 +41,8 @@
               }
             ],
             "Name": "btn_test",
-            "X": 215,
-            "Y": 111,
+            "X": 0,
+            "Y": 222,
             "Width": 50,
             "Height": 50,
             "Visible": true,
@@ -51,12 +51,60 @@
             "Clickable": false,
             "Fadeable": false,
             "Moveable": false
+          },
+          {
+            "Type": "DynamicGraph",
+            "DataSeed": 1759792312,
+            "NumberOfValues": 100,
+            "MaxY": 2.0,
+            "MinY": -2.0,
+            "Precision": "0.1",
+            "UseCustomVisibleDataPointRange": false,
+            "FirstIndex": 0,
+            "LastIndex": 99,
+            "MapDataPointIndexToCustomValue": false,
+            "XAxisOffset": 0.0,
+            "XAxisScale": 1.0,
+            "InsertRandomValues": true,
+            "Alpha": 255,
+            "LabelSizeTop": 0,
+            "LabelSizeBottom": 0,
+            "LabelSizeLeft": 0,
+            "LabelSizeRight": 0,
+            "PaddingTop": 0,
+            "PaddingBottom": 0,
+            "PaddingLeft": 0,
+            "PaddingRight": 0,
+            "GraphType": "GraphScroll",
+            "GraphDrawers": [
+              {
+                "Type": "LineDrawer",
+                "LineWidth": 2,
+                "Color": {
+                  "Red": 41,
+                  "Green": 255,
+                  "Blue": 207
+                },
+                "Alpha": 255
+              }
+            ],
+            "Name": "graph_t",
+            "X": 80,
+            "Y": 16,
+            "Width": 320,
+            "Height": 240,
+            "Visible": true,
+            "LockPosition": false,
+            "Draggable": false,
+            "Clickable": false,
+            "Fadeable": false,
+            "Moveable": false
           }
         ],
         "Interactions": [],
         "Name": "screen",
         "OverrideDefaultBufferSize": false,
-        "CanvasBufferSize": 0
+        "CanvasBufferSize": 7200
       }
     ],
     "CustomContainerDefinitions": [],

TouchGFX/generated/gui_generated/include/gui_generated/screen_screen/screenViewBase.hpp

@@ -9,6 +9,9 @@
 #include <gui/screen_screen/screenPresenter.hpp>
 #include <touchgfx/widgets/Box.hpp>
 #include <touchgfx/containers/buttons/Buttons.hpp>
+#include <touchgfx/widgets/graph/GraphScroll.hpp>
+#include <touchgfx/widgets/graph/GraphElements.hpp>
+#include <touchgfx/widgets/canvas/PainterRGB565.hpp>
 
 class screenViewBase : public touchgfx::View<screenPresenter>
 {
@@ -27,9 +30,17 @@ class screenViewBase : public touchgfx::View<screenPresenter>
      */
     touchgfx::Box __background;
     touchgfx::BoxWithBorderButtonStyle< touchgfx::ClickButtonTrigger > btn_test;
+    touchgfx::GraphScroll<100> graph_t;
+    touchgfx::GraphElementLine graph_tLine1;
+    touchgfx::PainterRGB565 graph_tLine1Painter;
 
 private:
 
+    /*
+     * Canvas Buffer Size
+     */
+    static const uint16_t CANVAS_BUFFER_SIZE = 7200;
+    uint8_t canvasBuffer[CANVAS_BUFFER_SIZE];
 };
 
 #endif // SCREENVIEWBASE_HPP

TouchGFX/generated/gui_generated/src/screen_screen/screenViewBase.cpp

@@ -7,16 +7,132 @@
 screenViewBase::screenViewBase()
 {
 
+    touchgfx::CanvasWidgetRenderer::setupBuffer(canvasBuffer, CANVAS_BUFFER_SIZE);
+
     __background.setPosition(0, 0, 480, 272);
     __background.setColor(touchgfx::Color::getColorFrom24BitRGB(0, 0, 0));
 
     btn_test.setBoxWithBorderPosition(0, 0, 50, 50);
     btn_test.setBorderSize(5);
     btn_test.setBoxWithBorderColors(touchgfx::Color::getColorFrom24BitRGB(0, 102, 153), touchgfx::Color::getColorFrom24BitRGB(0, 153, 204), touchgfx::Color::getColorFrom24BitRGB(0, 51, 102), touchgfx::Color::getColorFrom24BitRGB(51, 102, 153));
-    btn_test.setPosition(215, 111, 50, 50);
+    btn_test.setPosition(0, 222, 50, 50);
+
+    graph_t.setScale(10);
+    graph_t.setPosition(80, 16, 320, 240);
+    graph_t.setGraphAreaMargin(0, 0, 0, 0);
+    graph_t.setGraphAreaPadding(0, 0, 0, 0);
+    graph_t.setGraphRangeY(-2, 2);
+
+    graph_tLine1.setScale(10);
+    graph_tLine1Painter.setColor(touchgfx::Color::getColorFrom24BitRGB(41, 255, 207));
+    graph_tLine1.setPainter(graph_tLine1Painter);
+    graph_tLine1.setLineWidth(2);
+    graph_t.addGraphElement(graph_tLine1);
+
+    graph_t.addDataPoint(-0.417215583610724f);
+    graph_t.addDataPoint(-0.461838269209249f);
+    graph_t.addDataPoint(-0.288148744417035f);
+    graph_t.addDataPoint(0.0941737216314843f);
+    graph_t.addDataPoint(0.618864207415873f);
+    graph_t.addDataPoint(1.17820616174399f);
+    graph_t.addDataPoint(1.64857709749906f);
+    graph_t.addDataPoint(1.92018448607729f);
+    graph_t.addDataPoint(1.92373272833795f);
+    graph_t.addDataPoint(1.6475005875711f);
+    graph_t.addDataPoint(1.14064362572498f);
+    graph_t.addDataPoint(0.501895726138028f);
+    graph_t.addDataPoint(-0.143593109967374f);
+    graph_t.addDataPoint(-0.673652747151312f);
+    graph_t.addDataPoint(-0.997574316951929f);
+    graph_t.addDataPoint(-1.07676142754346f);
+    graph_t.addDataPoint(-0.932556946363063f);
+    graph_t.addDataPoint(-0.639393510302043f);
+    graph_t.addDataPoint(-0.305010288759501f);
+    graph_t.addDataPoint(-0.0426407488116348f);
+    graph_t.addDataPoint(0.0579612033867787f);
+    graph_t.addDataPoint(-0.0464866312869641f);
+    graph_t.addDataPoint(-0.341454133340161f);
+    graph_t.addDataPoint(-0.757716209125886f);
+    graph_t.addDataPoint(-1.18818210698272f);
+    graph_t.addDataPoint(-1.51432131186617f);
+    graph_t.addDataPoint(-1.63570765409345f);
+    graph_t.addDataPoint(-1.49542759077121f);
+    graph_t.addDataPoint(-1.09509854503038f);
+    graph_t.addDataPoint(-0.495777807687519f);
+    graph_t.addDataPoint(0.195513084333107f);
+    graph_t.addDataPoint(0.850407775353221f);
+    graph_t.addDataPoint(1.34899344715719f);
+    graph_t.addDataPoint(1.6075582355748f);
+    graph_t.addDataPoint(1.59755732881529f);
+    graph_t.addDataPoint(1.35121598656455f);
+    graph_t.addDataPoint(0.952452588493452f);
+    graph_t.addDataPoint(0.515391334168578f);
+    graph_t.addDataPoint(0.155763266201633f);
+    graph_t.addDataPoint(-0.0377765911482054f);
+    graph_t.addDataPoint(-0.0253791851155916f);
+    graph_t.addDataPoint(0.174542536589409f);
+    graph_t.addDataPoint(0.490434946799339f);
+    graph_t.addDataPoint(0.816023604312622f);
+    graph_t.addDataPoint(1.03748652361727f);
+    graph_t.addDataPoint(1.06268145826048f);
+    graph_t.addDataPoint(0.845217243642808f);
+    graph_t.addDataPoint(0.397415741176133f);
+    graph_t.addDataPoint(-0.211073920442741f);
+    graph_t.addDataPoint(-0.868733451190036f);
+    graph_t.addDataPoint(-1.44798556614644f);
+    graph_t.addDataPoint(-1.83509620530993f);
+    graph_t.addDataPoint(-1.95690074704041f);
+    graph_t.addDataPoint(-1.79785576725351f);
+    graph_t.addDataPoint(-1.40327524355519f);
+    graph_t.addDataPoint(-0.867982029525072f);
+    graph_t.addDataPoint(-0.313163013484652f);
+    graph_t.addDataPoint(0.142908005406286f);
+    graph_t.addDataPoint(0.413127737548098f);
+    graph_t.addDataPoint(0.461910158061324f);
+    graph_t.addDataPoint(0.312680370410439f);
+    graph_t.addDataPoint(0.0407293437416533f);
+    graph_t.addDataPoint(-0.246765176423281f);
+    graph_t.addDataPoint(-0.438597574466765f);
+    graph_t.addDataPoint(-0.448388839408267f);
+    graph_t.addDataPoint(-0.237306323189566f);
+    graph_t.addDataPoint(0.174976141857669f);
+    graph_t.addDataPoint(0.713818949016399f);
+    graph_t.addDataPoint(1.26684274761975f);
+    graph_t.addDataPoint(1.71066335291999f);
+    graph_t.addDataPoint(1.9406215271875f);
+    graph_t.addDataPoint(1.8962475800054f);
+    graph_t.addDataPoint(1.57623269502379f);
+    graph_t.addDataPoint(1.03923457991543f);
+    graph_t.addDataPoint(0.390301171592758f);
+    graph_t.addDataPoint(-0.243795176331669f);
+    graph_t.addDataPoint(-0.744315954395583f);
+    graph_t.addDataPoint(-1.02817205415244f);
+    graph_t.addDataPoint(-1.06669421540372f);
+    graph_t.addDataPoint(-0.891024341274597f);
+    graph_t.addDataPoint(-0.582873393726609f);
+    graph_t.addDataPoint(-0.252972859890495f);
+    graph_t.addDataPoint(-0.0125569464171407f);
+    graph_t.addDataPoint(0.055085656021106f);
+    graph_t.addDataPoint(-0.0840222712813379f);
+    graph_t.addDataPoint(-0.405533396141337f);
+    graph_t.addDataPoint(-0.832349743740966f);
+    graph_t.addDataPoint(-1.25343446477635f);
+    graph_t.addDataPoint(-1.55125809886457f);
+    graph_t.addDataPoint(-1.63114931815102f);
+    graph_t.addDataPoint(-1.44534101842361f);
+    graph_t.addDataPoint(-1.00578983725128f);
+    graph_t.addDataPoint(-0.382585923437876f);
+    graph_t.addDataPoint(0.311711780294708f);
+    graph_t.addDataPoint(0.94803809714466f);
+    graph_t.addDataPoint(1.41078984954275f);
+    graph_t.addDataPoint(1.62452727885217f);
+    graph_t.addDataPoint(1.57093487085471f);
+    graph_t.addDataPoint(1.2919498389466f);
+    graph_t.addDataPoint(0.878345441005528f);
 
     add(__background);
     add(btn_test);
+    add(graph_t);
 }
 
 void screenViewBase::setupScreen()

TouchGFX/gui/include/gui/screen_screen/screenView.hpp

@@ -11,7 +11,10 @@ class screenView : public screenViewBase
     virtual ~screenView() {}
     virtual void setupScreen();
     virtual void tearDownScreen();
+    void handleTickEvent();
+
 protected:
+    int tick_cnt;
 };
 
 #endif // SCREENVIEW_HPP

TouchGFX/gui/src/screen_screen/screenView.cpp

@@ -1,16 +1,24 @@
 #include <gui/screen_screen/screenView.hpp>
+#include "math.h"
 
 screenView::screenView()
 {
-
+  tick_cnt = 0;
 }
 
 void screenView::setupScreen()
 {
-    screenViewBase::setupScreen();
+  screenViewBase::setupScreen();
 }
 
 void screenView::tearDownScreen()
 {
-    screenViewBase::tearDownScreen();
+  screenViewBase::tearDownScreen();
+}
+
+void screenView::handleTickEvent(){
+  tick_cnt++;
+  if(tick_cnt%3 == 0){
+    graph_t.addDataPoint(sinf(tick_cnt*0.1));
+  }
 }

TouchGFX/target/generated/TouchGFXGeneratedHAL.cpp

@@ -35,18 +35,9 @@ void TouchGFXGeneratedHAL::initialize()
     HAL::initialize();
 
     registerEventListener(*(Application::getInstance()));
-    registerTaskDelayFunction(&OSWrappers::taskDelay);
-    setFrameRefreshStrategy(HAL::REFRESH_STRATEGY_OPTIM_SINGLE_BUFFER_TFT_CTRL);
     enableLCDControllerInterrupt();
     enableInterrupts();
-    setFrameBufferStartAddresses((void*)0xC0000000, (void*)0, (void*)0);
-    /*
-     * Set whether the DMA transfers are locked to the TFT update cycle. If
-     * locked, DMA transfer will not begin until the TFT controller has finished
-     * updating the display. If not locked, DMA transfers will begin as soon as
-     * possible. Default is true (DMA is locked with TFT).
-     */
-    lockDMAToFrontPorch(true);
+    setFrameBufferStartAddresses((void*)0xC0000000, (void*)0xC003FC00, (void*)0);
 }
 
 void TouchGFXGeneratedHAL::configureInterrupts()
@@ -101,20 +92,6 @@ bool TouchGFXGeneratedHAL::blockCopy(void* RESTRICT dest, const void* RESTRICT s
   return HAL::blockCopy(dest, src, numBytes);
 }
 
-uint16_t TouchGFXGeneratedHAL::getTFTCurrentLine()
-{
-    // This function only requires an implementation if single buffering
-    // on LTDC display is being used (REFRESH_STRATEGY_OPTIM_SINGLE_BUFFER_TFT_CTRL).
-
-    // The CPSR register (bits 15:0) specify current line of TFT controller.
-    uint16_t curr = (uint16_t)(LTDC->CPSR & 0xffff);
-    uint16_t backPorchY = (uint16_t)(LTDC->BPCR & 0x7FF) + 1;
-
-    // The semantics of the getTFTCurrentLine() function is to return a value
-    // in the range of 0-totalheight. If we are still in back porch area, return 0.
-    return (curr < backPorchY) ? 0 : (curr - backPorchY);
-}
-
 extern "C"
 {
     void HAL_LTDC_LineEventCallback(LTDC_HandleTypeDef *hltdc)

TouchGFX/target/generated/TouchGFXGeneratedHAL.hpp

@@ -158,29 +158,6 @@ class TouchGFXGeneratedHAL : public touchgfx::HAL
      */
     virtual void setTFTFrameBuffer(uint16_t* adr);
 
-    /**
-     * @fn virtual uint16_t TouchGFXGeneratedHAL::getTFTCurrentLine()
-     *
-     * @brief Get the current line (Y) of the TFT controller
-     *
-     *        This function is used to obtain the progress of the TFT controller. More
-     *        specifically, the line (or Y-value) currently being transferred.
-     *
-     *        Note: The value must be adjusted to account for vertical back porch before
-     *        returning, such that the value is always within the range of 0 <= value <
-     *        actual display height in pixels
-     *
-     *        It is used for the REFRESH_STRATEGY_OPTIM_SINGLE_BUFFER_TFT_CTRL frame refresh
-     *        strategy in order to synchronize frame buffer drawing with TFT controller
-     *        progress. If this strategy is used, the concrete HAL subclass must provide an
-     *        override of this function that returns correct line value. If this strategy is
-     *        not used, then the getTFTCurrentLine function is never called and can be
-     *        disregarded.
-     *
-     * @return In this default implementation, 0xFFFF is returned to signify "not implemented".
-     */
-    virtual uint16_t getTFTCurrentLine();
-
 };
 #endif // TouchGFXGeneratedHAL_HPP
 

equalizer.ioc

@@ -1080,7 +1080,7 @@ ProjectManager.StackSize=0x3000
 ProjectManager.TargetToolchain=STM32CubeIDE
 ProjectManager.ToolChainLocation=
 ProjectManager.UnderRoot=true
-ProjectManager.functionlistsort=1-MX_GPIO_Init-GPIO-false-HAL-true,2-SystemClock_Config-RCC-false-HAL-false,3-MX_CRC_Init-CRC-false-HAL-true,4-MX_DMA2D_Init-DMA2D-false-HAL-true,5-MX_FMC_Init-FMC-false-HAL-true,6-MX_I2C1_Init-I2C1-false-HAL-true,7-MX_I2C3_Init-I2C3-false-HAL-true,8-MX_LTDC_Init-LTDC-false-HAL-true,9-MX_QUADSPI_Init-QUADSPI-false-HAL-true,10-MX_SAI2_Init-SAI2-false-HAL-true,11-MX_SDMMC1_SD_Init-SDMMC1-false-HAL-true,12-MX_SPDIFRX_Init-SPDIFRX-false-HAL-true,13-MX_SPI2_Init-SPI2-false-HAL-true,14-MX_TIM1_Init-TIM1-false-HAL-true,15-MX_TIM2_Init-TIM2-false-HAL-true,16-MX_TIM3_Init-TIM3-false-HAL-true,17-MX_TIM5_Init-TIM5-false-HAL-true,18-MX_TIM8_Init-TIM8-false-HAL-true,19-MX_TIM12_Init-TIM12-false-HAL-true,20-MX_USART1_UART_Init-USART1-false-HAL-true,21-MX_USB_DEVICE_Init-USB_DEVICE-false-HAL-false,0-MX_CORTEX_M7_Init-CORTEX_M7-false-HAL-true
+ProjectManager.functionlistsort=1-MX_GPIO_Init-GPIO-false-HAL-true,2-SystemClock_Config-RCC-false-HAL-false,3-MX_CRC_Init-CRC-false-HAL-true,4-MX_DMA2D_Init-DMA2D-false-HAL-true,5-MX_FMC_Init-FMC-false-HAL-true,6-MX_I2C1_Init-I2C1-false-HAL-true,7-MX_I2C3_Init-I2C3-false-HAL-true,8-MX_LTDC_Init-LTDC-false-HAL-true,9-MX_QUADSPI_Init-QUADSPI-false-HAL-true,10-MX_SAI2_Init-SAI2-false-HAL-true,11-MX_SDMMC1_SD_Init-SDMMC1-false-HAL-true,12-MX_SPDIFRX_Init-SPDIFRX-false-HAL-true,13-MX_SPI2_Init-SPI2-false-HAL-true,14-MX_TIM1_Init-TIM1-false-HAL-true,15-MX_TIM2_Init-TIM2-false-HAL-true,16-MX_TIM3_Init-TIM3-false-HAL-true,17-MX_TIM5_Init-TIM5-false-HAL-true,18-MX_TIM8_Init-TIM8-false-HAL-true,19-MX_TIM12_Init-TIM12-false-HAL-true,20-MX_USART1_UART_Init-USART1-false-HAL-true,21-MX_USB_DEVICE_Init-USB_DEVICE-false-HAL-false,22-MX_TouchGFX_Init-STMicroelectronics.X-CUBE-TOUCHGFX.4.15.0-false-HAL-false,23-MX_TouchGFX_Process-STMicroelectronics.X-CUBE-TOUCHGFX.4.15.0-false-HAL-false,0-MX_CORTEX_M7_Init-CORTEX_M7-false-HAL-true
 RCC.AHBFreq_Value=200000000
 RCC.APB1CLKDivider=RCC_HCLK_DIV4
 RCC.APB1Freq_Value=50000000
@@ -1254,8 +1254,10 @@ SPI2.Mode=SPI_MODE_MASTER
 SPI2.VirtualType=VM_MASTER
 STMicroelectronics.X-CUBE-TOUCHGFX.4.15.0.ApplicationCcGraphicsJjApplication=TouchGFXOoGenerator
 STMicroelectronics.X-CUBE-TOUCHGFX.4.15.0.GraphicsJjApplication_Checked=true
-STMicroelectronics.X-CUBE-TOUCHGFX.4.15.0.IPParameters=ApplicationCcGraphicsJjApplication,tgfx_custom_height,tgfx_location,tgfx_address1,tgfx_display_interface,tgfx_vsync,tgfx_hardware_accelerator
+STMicroelectronics.X-CUBE-TOUCHGFX.4.15.0.IPParameters=ApplicationCcGraphicsJjApplication,tgfx_custom_height,tgfx_location,tgfx_address1,tgfx_display_interface,tgfx_vsync,tgfx_hardware_accelerator,tgfx_buffering_strategy,tgfx_address2
 STMicroelectronics.X-CUBE-TOUCHGFX.4.15.0.tgfx_address1=0xC0000000
+STMicroelectronics.X-CUBE-TOUCHGFX.4.15.0.tgfx_address2=0xC003FC00
+STMicroelectronics.X-CUBE-TOUCHGFX.4.15.0.tgfx_buffering_strategy=Double
 STMicroelectronics.X-CUBE-TOUCHGFX.4.15.0.tgfx_custom_height=272
 STMicroelectronics.X-CUBE-TOUCHGFX.4.15.0.tgfx_display_interface=disp_ltdc
 STMicroelectronics.X-CUBE-TOUCHGFX.4.15.0.tgfx_hardware_accelerator=dma_2d