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eez-flow-template-stm32f469i-disco
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removed my_lcd.c

master
Martin Vladic 2 years ago
parent
f73d2fe9e9
commit
f01a946533
4 changed files with 0 additions and 153911 deletions
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  1. 76840
      Core/Inc/image_320x240_argb8888.h
  2. 76839
      Core/Inc/life_augmented_argb8888.h
  3. 1
      Core/Src/freertos.c
  4. 231
      Core/Src/my_lcd.c

76840
Core/Inc/image_320x240_argb8888.h
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76839
Core/Inc/life_augmented_argb8888.h
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File diff suppressed because it is too large Load Diff

1
Core/Src/freertos.c
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@ -124,7 +124,6 @@ void StartDefaultTask(void *argument)
for(;;)
{
tick();
MY_LCD_Tick();
}
/* USER CODE END StartDefaultTask */
}

231
Core/Src/my_lcd.c
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@ -1,231 +0,0 @@
#include "my_lcd.h"
#include "stm32469i_discovery_lcd.h"
#include "stm32469i_discovery_sdram.h"
#include "image_320x240_argb8888.h"
#include "life_augmented_argb8888.h"
extern LTDC_HandleTypeDef hltdc_eval;
extern DMA2D_HandleTypeDef hdma2d_eval;
#define LAYER0_ADDRESS (LCD_FB_START_ADDRESS)
static int32_t front_buffer = 0;
static int32_t pend_buffer = -1;
static uint32_t ImageIndex = 0;
static const uint32_t * Images[] =
{
image_320x240_argb8888,
life_augmented_argb8888,
};
static const uint32_t Buffers[] =
{
LAYER0_ADDRESS,
LAYER0_ADDRESS + (800*480*2),
};
static void OnError_Handler(uint32_t condition);
static void LCD_BriefDisplay(void);
static void CopyBuffer(uint32_t *pSrc, uint32_t *pDst, uint16_t x, uint16_t y, uint16_t xsize, uint16_t ysize);
static void CopyImage(uint32_t *pSrc, uint32_t *pDst, uint16_t x, uint16_t y, uint16_t xsize, uint16_t ysize);
void MY_LCD_Init() {
uint8_t lcd_status = LCD_OK;
lcd_status = BSP_LCD_Init();
OnError_Handler(lcd_status != LCD_OK);
BSP_LCD_LayerDefaultInit(0, LAYER0_ADDRESS);
BSP_LCD_SelectLayer(0);
/* Set LTDC Line Event */
HAL_LTDC_ProgramLineEvent(&hltdc_eval, 0);
/* Display example brief */
LCD_BriefDisplay();
/* Copy Buffer 0 into buffer 1, so only image area to be redrawn later */
CopyBuffer((uint32_t *)Buffers[0], (uint32_t *)Buffers[1], 0, 0, 800, 480);
}
void MY_LCD_Tick() {
if(pend_buffer < 0)
{
/* Prepare back buffer */
CopyImage((uint32_t *)Images[ImageIndex++], (uint32_t *)Buffers[1- front_buffer], 240, 160, 320, 240);
pend_buffer = 1- front_buffer;
if(ImageIndex >= 2)
{
ImageIndex = 0;
}
/* Wait some time before switching to next stage */
HAL_Delay(2000);
}
}
/**
* @brief On Error Handler on condition TRUE.
* @param condition : Can be TRUE or FALSE
* @retval None
*/
static void OnError_Handler(uint32_t condition)
{
if(condition)
{
BSP_LED_On(LED3);
while(1) { ; } /* Blocking on error */
}
}
/**
* @brief Line Event callback.
* @param hltdc: pointer to a LTDC_HandleTypeDef structure that contains
* the configuration information for the LTDC.
* @retval None
*/
void HAL_LTDC_LineEventCallback1(LTDC_HandleTypeDef *hltdc)
{
if(pend_buffer >= 0)
{
LTDC_LAYER(hltdc, 0)->CFBAR = ((uint32_t)Buffers[pend_buffer]);
__HAL_LTDC_RELOAD_IMMEDIATE_CONFIG(hltdc);
front_buffer = pend_buffer;
pend_buffer = -1;
}
HAL_LTDC_ProgramLineEvent(hltdc, 0);
}
/**
* @brief Display Example description.
* @param None
* @retval None
*/
static void LCD_BriefDisplay(void)
{
BSP_LCD_Clear(LCD_COLOR_WHITE);
BSP_LCD_SetBackColor(LCD_COLOR_RED);
BSP_LCD_SetTextColor(LCD_COLOR_RED);
BSP_LCD_FillRect(0, 0, 800, 112);
BSP_LCD_SetBackColor(LCD_COLOR_BLUE);
BSP_LCD_SetTextColor(LCD_COLOR_BLUE);
BSP_LCD_FillRect(0, 112, 800, 112);
BSP_LCD_SetBackColor(LCD_COLOR_GREEN);
BSP_LCD_SetTextColor(LCD_COLOR_GREEN);
BSP_LCD_FillRect(0, 224, 800, 112);
BSP_LCD_SetBackColor(LCD_COLOR_CYAN);
BSP_LCD_SetTextColor(LCD_COLOR_CYAN);
BSP_LCD_FillRect(0, 336, 400, 144);
BSP_LCD_SetBackColor(LCD_COLOR_MAGENTA);
BSP_LCD_SetTextColor(LCD_COLOR_MAGENTA);
BSP_LCD_FillRect(400, 336, 400, 144);
BSP_LCD_SetTextColor(LCD_COLOR_WHITE);
//BSP_LCD_DisplayStringAtLine(1, (uint8_t *)" LCD_DSI_VideoMode_DoubleBuffering");
BSP_LCD_SetFont(&Font16);
//BSP_LCD_DisplayStringAtLine(4, (uint8_t *)"This example shows how to display images on LCD DSI using two buffers");
//BSP_LCD_DisplayStringAtLine(5, (uint8_t *)"one for display and the other for draw ");
}
/**
* @brief Converts a line to an ARGB8888 pixel format.
* @param pSrc: Pointer to source buffer
* @param pDst: Output color
* @param xSize: Buffer width
* @param ColorMode: Input color mode
* @retval None
*/
static void CopyBuffer(uint32_t *pSrc, uint32_t *pDst, uint16_t x, uint16_t y, uint16_t xsize, uint16_t ysize)
{
uint32_t destination = (uint32_t)pDst + (y * 800 + x) * 2;
uint32_t source = (uint32_t)pSrc;
/*##-1- Configure the DMA2D Mode, Color Mode and output offset #############*/
hdma2d_eval.Init.Mode = DMA2D_M2M;
hdma2d_eval.Init.ColorMode = DMA2D_OUTPUT_RGB565;
hdma2d_eval.Init.OutputOffset = 800 - xsize;
/*##-2- DMA2D Callbacks Configuration ######################################*/
hdma2d_eval.XferCpltCallback = NULL;
/*##-3- Foreground Configuration ###########################################*/
hdma2d_eval.LayerCfg[1].AlphaMode = DMA2D_NO_MODIF_ALPHA;
hdma2d_eval.LayerCfg[1].InputAlpha = 0xFF;
hdma2d_eval.LayerCfg[1].InputColorMode = DMA2D_INPUT_RGB565;
hdma2d_eval.LayerCfg[1].InputOffset = 0;
hdma2d_eval.Instance = DMA2D;
/* DMA2D Initialization */
if(HAL_DMA2D_Init(&hdma2d_eval) == HAL_OK)
{
if(HAL_DMA2D_ConfigLayer(&hdma2d_eval, 1) == HAL_OK)
{
if (HAL_DMA2D_Start(&hdma2d_eval, source, destination, xsize, ysize) == HAL_OK)
{
/* Polling For DMA transfer */
HAL_DMA2D_PollForTransfer(&hdma2d_eval, 100);
}
}
}
}
/**
* @brief Converts a line to an ARGB8888 pixel format.
* @param pSrc: Pointer to source buffer
* @param pDst: Output color
* @param xSize: Buffer width
* @param ColorMode: Input color mode
* @retval None
*/
static void CopyImage(uint32_t *pSrc, uint32_t *pDst, uint16_t x, uint16_t y, uint16_t xsize, uint16_t ysize)
{
uint32_t destination = ((uint32_t)pDst) + (y * 800 + x) * 2;
uint32_t source = (uint32_t)pSrc;
/*##-1- Configure the DMA2D Mode, Color Mode and output offset #############*/
hdma2d_eval.Init.Mode = DMA2D_M2M_BLEND;
hdma2d_eval.Init.ColorMode = DMA2D_OUTPUT_RGB565;
hdma2d_eval.Init.OutputOffset = 800 - xsize;
/*##-2- DMA2D Callbacks Configuration ######################################*/
hdma2d_eval.XferCpltCallback = NULL;
hdma2d_eval.LayerCfg[0].InputOffset = 800 - xsize;
hdma2d_eval.LayerCfg[0].InputColorMode = DMA2D_INPUT_RGB565;
hdma2d_eval.LayerCfg[0].AlphaMode = DMA2D_NO_MODIF_ALPHA;
hdma2d_eval.LayerCfg[0].InputAlpha = 0;
/*##-3- Foreground Configuration ###########################################*/
hdma2d_eval.LayerCfg[1].AlphaMode = DMA2D_NO_MODIF_ALPHA;
hdma2d_eval.LayerCfg[1].InputAlpha = 0xFF;
hdma2d_eval.LayerCfg[1].InputColorMode = DMA2D_INPUT_ARGB8888;
hdma2d_eval.LayerCfg[1].InputOffset = 0;
hdma2d_eval.Instance = DMA2D;
/* DMA2D Initialization */
if(HAL_DMA2D_Init(&hdma2d_eval) == HAL_OK)
{
if(HAL_DMA2D_ConfigLayer(&hdma2d_eval, 1) == HAL_OK && HAL_DMA2D_ConfigLayer(&hdma2d_eval, 0) == HAL_OK)
{
if (HAL_DMA2D_BlendingStart(&hdma2d_eval, source, destination, destination, xsize, ysize) == HAL_OK)
{
/* Polling For DMA transfer */
HAL_DMA2D_PollForTransfer(&hdma2d_eval, 100);
}
}
}
}
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