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add double buffer swap test

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houzh 2023-11-29 09:40:22 +08:00
parent 97b3ec262a
commit c0838f24b7
1 changed files with 11 additions and 0 deletions
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11
src/porting/sigma/graph_gfx.c
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@ -134,6 +134,17 @@ int GFXInit() {
}
#if defined(DOUBLE_BUFFER)&&DOUBLE_BUFFER
MI_SYS_MemcpyPa(devSurfaces[0].kbuffer+screenSize,devSurfaces[0].kbuffer,screenSize);
#endif
#if 0/*double buffer swap test*/
for(int i=0;i<10000;i++){
unsigned int colors[]={0xFFFF0000,0xFF00FF00,0xFF0000FF,0xFFFFFF00,0xFF00FFFF,0xFFFFFFFF};
FBSURFACE*fbs = &devSurfaces[0];
dev->var.yoffset = (i%2)*dev->var.yres;
MI_SYS_MemsetPa(fbs->kbuffer+displayScreenSize*(i%2?0:1),colors[i%6],(displayScreenSize));
ioctl(dev->fb, FBIO_WAITFORVSYNC, NULL);
ioctl(dev->fb, FBIOPAN_DISPLAY, &dev->var);
usleep(16000);
}
#endif
LOGI("%d surfaces is configured for app usage",index);
return E_OK;