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specify RGBAmask for RGB565 and other pixel format

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Vincent Wei
2018-04-08 17:59:05 +08:00
parent dbe75d3ea1
commit 92fa47663a
1 changed files with 16 additions and 4 deletions
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20
src/newgal/commlcd/commlcd.c
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@@ -215,15 +215,27 @@ static GAL_Surface *COMMLCD_SetVideoMode(_THIS, GAL_Surface *current,
memset (li.fb, 0, li.rlen * height);
if (li.type == COMMLCD_TRUE_BGR565) {
Bmask = 0xF800;
switch (li.type) {
case COMMLCD_TRUE_RGB555:
Rmask = 0x7C00;
Gmask = 0x03E0;
Bmask = 0x001F;
break;
case COMMLCD_TRUE_RGB565:
Rmask = 0xF800;
Gmask = 0x07E0;
Bmask = 0x001F;
break;
case COMMLCD_TRUE_BGR565:
Rmask = 0x001F;
}
else if (li.type == COMMLCD_TRUE_BGR888) {
Gmask = 0x07E0;
Bmask = 0xF800;
break;
case COMMLCD_TRUE_BGR888:
Bmask = 0xFF0000;
Gmask = 0x00FF00;
Rmask = 0x0000FF;
break;
}
/* Allocate the new pixel format for the screen */