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haiku: Combine HAIKU_ColorSpaceToBitsPerPixel and HAIKU_BPPToSDLPxFormat

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This commit is contained in:
Cameron Cawley 2022-09-17 21:30:40 +01:00 committed by Ryan C. Gordon
parent dd51787e07
commit 1f7a7fd931
3 changed files with 21 additions and 54 deletions
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3
src/video/haiku/SDL_bframebuffer.cc
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@ -60,8 +60,7 @@ int HAIKU_CreateWindowFramebuffer(_THIS, SDL_Window * window,
/* format */
display_mode bmode;
bscreen.GetMode(&bmode);
int32 bpp = HAIKU_ColorSpaceToBitsPerPixel(bmode.space);
*format = HAIKU_BPPToSDLPxFormat(bpp);
*format = HAIKU_ColorSpaceToSDLPxFormat(bmode.space);
/* Create the new bitmap object */
BBitmap *bitmap = bwin->GetBitmap();

69
src/video/haiku/SDL_bmodes.cc
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@ -132,62 +132,32 @@ void _SpoutModeData(display_mode *bmode) {
int32 HAIKU_ColorSpaceToBitsPerPixel(uint32 colorspace)
int32 HAIKU_ColorSpaceToSDLPxFormat(uint32 colorspace)
{
int bitsperpixel;
bitsperpixel = 0;
switch (colorspace) {
case B_CMAP8:
bitsperpixel = 8;
break;
case B_RGB15:
case B_RGBA15:
case B_RGB15_BIG:
case B_RGBA15_BIG:
bitsperpixel = 15;
break;
case B_RGB16:
case B_RGB16_BIG:
bitsperpixel = 16;
break;
case B_RGB32:
case B_RGBA32:
case B_RGB32_BIG:
case B_RGBA32_BIG:
bitsperpixel = 32;
break;
default:
break;
}
return(bitsperpixel);
}
int32 HAIKU_BPPToSDLPxFormat(int32 bpp) {
/* Translation taken from SDL_windowsmodes.c */
switch (bpp) {
case 32:
return SDL_PIXELFORMAT_RGB888;
break;
case 24: /* May not be supported by Haiku */
return SDL_PIXELFORMAT_RGB24;
break;
case 16:
return SDL_PIXELFORMAT_RGB565;
break;
case 15:
return SDL_PIXELFORMAT_RGB555;
break;
case 8:
case B_CMAP8:
return SDL_PIXELFORMAT_INDEX8;
break;
case 4: /* May not be supported by Haiku */
return SDL_PIXELFORMAT_INDEX4LSB;
case B_RGB15:
case B_RGBA15:
case B_RGB15_BIG:
case B_RGBA15_BIG:
return SDL_PIXELFORMAT_RGB555;
break;
case B_RGB16:
case B_RGB16_BIG:
return SDL_PIXELFORMAT_RGB565;
break;
case B_RGB32:
case B_RGBA32:
case B_RGB32_BIG:
case B_RGBA32_BIG:
return SDL_PIXELFORMAT_RGB888;
break;
}
/* May never get here, but safer and needed to shut up compiler */
SDL_SetError("Invalid bpp value");
SDL_SetError("Invalid color space");
return 0;
}
@ -210,8 +180,7 @@ static void _BDisplayModeToSdlDisplayMode(display_mode *bmode,
#endif
/* Set the format */
int32 bpp = HAIKU_ColorSpaceToBitsPerPixel(bmode->space);
mode->format = HAIKU_BPPToSDLPxFormat(bpp);
mode->format = HAIKU_ColorSpaceToSDLPxFormat(bmode->space);
}
/* Later, there may be more than one monitor available */

3
src/video/haiku/SDL_bmodes.h
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@ -28,8 +28,7 @@ extern "C" {
#include "../SDL_sysvideo.h"
extern int32 HAIKU_ColorSpaceToBitsPerPixel(uint32 colorspace);
extern int32 HAIKU_BPPToSDLPxFormat(int32 bpp);
extern int32 HAIKU_ColorSpaceToSDLPxFormat(uint32 colorspace);
extern int HAIKU_InitModes(_THIS);
extern int HAIKU_QuitModes(_THIS);