piotr/edgetx-gx12
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DMA used for ARGB4444 bitmaps

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This commit is contained in:
Bertrand Songis
2016-02-28 19:37:50 +01:00
parent a495885472
commit 806d547ced
4 changed files with 68 additions and 23 deletions
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radio/src/targets/horus/lcd_driver.cpp
+46 -4
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@@ -18,7 +18,7 @@
* GNU General Public License for more details.
*/
#include "../../opentx.h"
#include "opentx.h"
#define HBP 42
#define VBP 12
@@ -462,7 +462,7 @@ void DMAFillRect(uint16_t * dest, uint16_t destw, uint16_t x, uint16_t y, uint16
while (DMA2D_GetFlagStatus(DMA2D_FLAG_TC) == RESET);
}
void DMACopyBitmap(uint16_t * dest, uint16_t destw, uint16_t x, uint16_t y, const uint16_t * src, uint16_t srcw, uint16_t h)
void DMACopyBitmap(uint16_t * dest, uint16_t destw, uint16_t x, uint16_t y, const uint16_t * src, uint16_t srcw, uint16_t srcx, uint16_t srcy, uint16_t w, uint16_t h)
{
DMA2D_DeInit();
@@ -474,7 +474,40 @@ void DMACopyBitmap(uint16_t * dest, uint16_t destw, uint16_t x, uint16_t y, cons
DMA2D_InitStruct.DMA2D_OutputBlue = 0;
DMA2D_InitStruct.DMA2D_OutputRed = 0;
DMA2D_InitStruct.DMA2D_OutputAlpha = 0;
DMA2D_InitStruct.DMA2D_OutputOffset = (destw - srcw);
DMA2D_InitStruct.DMA2D_OutputOffset = destw - w;
DMA2D_InitStruct.DMA2D_NumberOfLine = h;
DMA2D_InitStruct.DMA2D_PixelPerLine = w;
DMA2D_Init(&DMA2D_InitStruct);
DMA2D_FG_InitTypeDef DMA2D_FG_InitStruct;
DMA2D_FG_StructInit(&DMA2D_FG_InitStruct);
DMA2D_FG_InitStruct.DMA2D_FGMA = CONVERT_PTR_UINT(src + srcy*srcw + srcx);
DMA2D_FG_InitStruct.DMA2D_FGO = srcw - w;
DMA2D_FG_InitStruct.DMA2D_FGCM = CM_RGB565;
DMA2D_FG_InitStruct.DMA2D_FGPFC_ALPHA_MODE = NO_MODIF_ALPHA_VALUE;
DMA2D_FG_InitStruct.DMA2D_FGPFC_ALPHA_VALUE = 0;
DMA2D_FGConfig(&DMA2D_FG_InitStruct);
/* Start Transfer */
DMA2D_StartTransfer();
/* Wait for CTC Flag activation */
while (DMA2D_GetFlagStatus(DMA2D_FLAG_TC) == RESET);
}
void DMACopyAlphaBitmap(uint16_t * dest, uint16_t destw, uint16_t x, uint16_t y, const uint16_t * src, uint16_t srcw, uint16_t h)
{
DMA2D_DeInit();
DMA2D_InitTypeDef DMA2D_InitStruct;
DMA2D_InitStruct.DMA2D_Mode = DMA2D_M2M_BLEND;
DMA2D_InitStruct.DMA2D_CMode = DMA2D_RGB565;
DMA2D_InitStruct.DMA2D_OutputMemoryAdd = CONVERT_PTR_UINT(dest) + 2*(destw*y + x);
DMA2D_InitStruct.DMA2D_OutputGreen = 0;
DMA2D_InitStruct.DMA2D_OutputBlue = 0;
DMA2D_InitStruct.DMA2D_OutputRed = 0;
DMA2D_InitStruct.DMA2D_OutputAlpha = 0;
DMA2D_InitStruct.DMA2D_OutputOffset = destw - srcw;
DMA2D_InitStruct.DMA2D_NumberOfLine = h;
DMA2D_InitStruct.DMA2D_PixelPerLine = srcw;
DMA2D_Init(&DMA2D_InitStruct);
@@ -483,11 +516,20 @@ void DMACopyBitmap(uint16_t * dest, uint16_t destw, uint16_t x, uint16_t y, cons
DMA2D_FG_StructInit(&DMA2D_FG_InitStruct);
DMA2D_FG_InitStruct.DMA2D_FGMA = CONVERT_PTR_UINT(src);
DMA2D_FG_InitStruct.DMA2D_FGO = 0;
DMA2D_FG_InitStruct.DMA2D_FGCM = CM_RGB565;
DMA2D_FG_InitStruct.DMA2D_FGCM = CM_ARGB4444;
DMA2D_FG_InitStruct.DMA2D_FGPFC_ALPHA_MODE = NO_MODIF_ALPHA_VALUE;
DMA2D_FG_InitStruct.DMA2D_FGPFC_ALPHA_VALUE = 0;
DMA2D_FGConfig(&DMA2D_FG_InitStruct);
DMA2D_BG_InitTypeDef DMA2D_BG_InitStruct;
DMA2D_BG_StructInit(&DMA2D_BG_InitStruct);
DMA2D_BG_InitStruct.DMA2D_BGMA = CONVERT_PTR_UINT(dest) + 2*(destw*y + x);
DMA2D_BG_InitStruct.DMA2D_BGO = destw - srcw;
DMA2D_BG_InitStruct.DMA2D_BGCM = CM_RGB565;
DMA2D_BG_InitStruct.DMA2D_BGPFC_ALPHA_MODE = NO_MODIF_ALPHA_VALUE;
DMA2D_BG_InitStruct.DMA2D_BGPFC_ALPHA_VALUE = 0;
DMA2D_BGConfig(&DMA2D_BG_InitStruct);
/* Start Transfer */
DMA2D_StartTransfer();