Diff: LCD_DISCO_F429ZI.cpp

Revision:

2:55b265685e55

Parent:

1:1bcdc0162217

--- a/LCD_DISCO_F429ZI.cpp	Fri Mar 09 13:25:22 2018 +0000
+++ b/LCD_DISCO_F429ZI.cpp	Fri Mar 16 09:56:25 2018 +0000
@@ -18,20 +18,28 @@
 
 #include "LCD_DISCO_F429ZI.h"
 
-#define LCD_FRAME_BUFFER_LAYER0                  (LCD_FRAME_BUFFER+0x130000)
-#define LCD_FRAME_BUFFER_LAYER1                  LCD_FRAME_BUFFER
-#define CONVERTED_FRAME_BUFFER                   (LCD_FRAME_BUFFER+0x260000)
+#define FB_SIZE (320*240*4)
+#define LAYER_COUNT 4
+#define LCD_FRAME_BUFFER_LAYER0                  LCD_FRAME_BUFFER
+#define CONVERTED_FRAME_BUFFER                   LCD_FRAME_BUFFER+FB_SIZE*LAYER_COUNT
 
 // Constructor
 LCD_DISCO_F429ZI::LCD_DISCO_F429ZI()
 {
   BSP_LCD_Init();  
-  BSP_LCD_LayerDefaultInit(1, LCD_FRAME_BUFFER_LAYER1);
-  BSP_LCD_SelectLayer(1);
-  BSP_LCD_Clear(LCD_COLOR_WHITE);  
-  BSP_LCD_SetColorKeying(1, LCD_COLOR_WHITE);
-  BSP_LCD_SetLayerVisible(1, DISABLE);
-  BSP_LCD_LayerDefaultInit(0, LCD_FRAME_BUFFER_LAYER0);
+  int layer = 0;
+  for (int i=0; i<LAYER_COUNT; i++)
+  {
+      layer = (LAYER_COUNT-i-1);
+      BSP_LCD_LayerDefaultInit(layer, LCD_FRAME_BUFFER+layer*FB_SIZE);
+      BSP_LCD_SelectLayer(layer);
+      BSP_LCD_Clear(LCD_COLOR_WHITE);  
+      if (layer != 0) {
+        BSP_LCD_SetColorKeying(layer, LCD_COLOR_WHITE);
+        BSP_LCD_SetLayerVisible(layer, DISABLE);
+      }
+  }
+  
   BSP_LCD_SelectLayer(0);
   BSP_LCD_SetFont(&Font16);
   BSP_LCD_DisplayOn();