Revision 5:62208303709a, committed 2019-11-13

Comitter:

troshha

Date:

Wed Nov 13 10:28:20 2019 +0000

Parent:

4:eecb962016bf

Commit message:

6

Changed in this revision

--- a/main.cpp	Wed Nov 01 10:57:20 2017 +0000
+++ b/main.cpp	Wed Nov 13 10:28:20 2019 +0000
@@ -13,10 +13,14 @@
 void DMA2D_Config(void);
 uint32_t ramBuffer[(150 * 150 * 2) / 4];
 uint32_t offset = ((272 - 150) / 2 * 480 + (480 - 150) / 2) * 4;
+uint32_t offset2 = ((272 - 260) / 2 * 480 + (480 - 150) / 2) * 4;
+uint32_t offset3 = ((272 - 260) / 2 * 480 + (480 - 270) / 2) * 4;
 
 int main(void)
 {
     int xpos_offset = 0;
+    int xpos_offset2 = 0;
+    int ypos_offset3 = 0;
     HAL_Init();
 
     BSP_LCD_Init();
@@ -31,7 +35,7 @@
     HAL_DMA2D_Start(&hdma2d, (uint32_t)&ARGB4444_150x150, (uint32_t)&ramBuffer, 150, 150);
     while(HAL_DMA2D_PollForTransfer(&hdma2d, 1000) != HAL_OK);
 
-    hdma2d.Init.Mode = DMA2D_M2M_PFC;
+    hdma2d.Init.Mode = DMA2D_R2M ;
     hdma2d.Init.ColorMode = DMA2D_ARGB8888;
     hdma2d.Init.OutputOffset = 480 - 150;
 
@@ -43,8 +47,10 @@
     HAL_DMA2D_Init(&hdma2d);
     HAL_DMA2D_ConfigLayer(&hdma2d, 1);
     HAL_DMA2D_Start(&hdma2d, (uint32_t)&ramBuffer, LCD_FB_START_ADDRESS + offset, 150, 150);
+    HAL_DMA2D_Start(&hdma2d, 0xfff0f000, LCD_FB_START_ADDRESS + offset2, 50, 50);
+    HAL_DMA2D_Start(&hdma2d, 0xffff0000, LCD_FB_START_ADDRESS + offset3, 50, 50);
     while(HAL_DMA2D_PollForTransfer(&hdma2d, 1000) != HAL_OK);
-
+    int k=0;
     for(;;){
         // fill the previous position of image
         hdma2d.Init.Mode = DMA2D_R2M;
@@ -57,13 +63,35 @@
         hdma2d.Init.OutputOffset = 480 - 50;
         HAL_DMA2D_Init(&hdma2d);
         //HAL_DMA2D_Start(&hdma2d, 0x00000000, LCD_FB_START_ADDRESS + offset + xpos_offset, 150, 150);
-        HAL_DMA2D_Start(&hdma2d, 0xffff0000, LCD_MEM_ADDR + (10 + 10 * 480) * 4, 50, 50);
+        //HAL_DMA2D_Start(&hdma2d, 0xfff0f000, LCD_MEM_ADDR + (10 + 10 * 480) * 4, 50, 50);
+        HAL_DMA2D_Start(&hdma2d, 0xfff0f000, LCD_MEM_ADDR + offset2 + xpos_offset2  , 50, 50);
+        while(HAL_DMA2D_PollForTransfer(&hdma2d, 1000) != HAL_OK);
+        
+         hdma2d.Init.Mode = DMA2D_R2M;
+        hdma2d.Init.OutputOffset = 480 - 50;
+        HAL_DMA2D_Init(&hdma2d);
+        //HAL_DMA2D_Start(&hdma2d, 0x00000000, LCD_FB_START_ADDRESS + offset + xpos_offset, 150, 150);
+        HAL_DMA2D_Start(&hdma2d, 0xffff0000, LCD_MEM_ADDR + ((272 - ypos_offset3) / 2 * 480 + (480 - 270) / 2) * 4 , 50, 50);
         while(HAL_DMA2D_PollForTransfer(&hdma2d, 1000) != HAL_OK);
         
         // and move to the next
-        xpos_offset += 4;
-        if (xpos_offset == 300)
-            xpos_offset = 0;
+        if(xpos_offset<=300&&k==0){
+            xpos_offset += 4;
+            xpos_offset2 += 10;
+            ypos_offset3 += 3;
+            }
+        if (xpos_offset == 300&&k==0)
+            
+            k=1;
+        if(xpos_offset<=300&&k==1){
+            xpos_offset -= 4;
+            xpos_offset2 -= 10;
+            ypos_offset3 -= 3;
+            if(xpos_offset == 64)
+            k=0;  
+            }
+       
+         
         hdma2d.Init.Mode = DMA2D_M2M_PFC;
         hdma2d.Init.ColorMode = DMA2D_ARGB8888;
         hdma2d.Init.OutputOffset = 480 - 150;
@@ -75,7 +103,10 @@
         HAL_DMA2D_ConfigLayer(&hdma2d, 1);
         //HAL_DMA2D_Start(&hdma2d, (uint32_t)&ramBuffer, LCD_FB_START_ADDRESS + offset + xpos_offset, 150, 150);
         HAL_DMA2D_Start(&hdma2d, (uint32_t)&ramBuffer, LCD_MEM_ADDR + offset + xpos_offset, 150, 150);
+           
         while(HAL_DMA2D_PollForTransfer(&hdma2d, 1000) != HAL_OK);
+        
+         
         hdma2d.Init.OutputOffset = 0;
         hdma2d.LayerCfg[1].AlphaMode = DMA2D_NO_MODIF_ALPHA;
         hdma2d.LayerCfg[1].InputAlpha = 0xff;