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st/dri: Factor out DRI2 to PIPE_FORMAT conversion

Browse source 
This code is already duplicated twice and will be useful again. This
will also help when adding formats.

Signed-off-by: Nicolas Dufresne <nicolas.dufresne@collabora.com>
Reviewed-by: Michel Dänzer <michel.daenzer@amd.com>
This commit is contained in:
Nicolas Dufresne 2016-04-16 20:49:43 -04:00 • committed by Michel Dänzer
parent 899bd63ace
commit 4463f38766
1 changed files with 27 additions and 34 deletions
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61
src/gallium/state_trackers/dri/dri2.c
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@ -101,6 +101,31 @@ static int convert_to_fourcc(int format)
return format;
}
static enum pipe_format dri2_format_to_pipe_format (int format)
{
enum pipe_format pf;
switch (format) {
case __DRI_IMAGE_FORMAT_RGB565:
pf = PIPE_FORMAT_B5G6R5_UNORM;
break;
case __DRI_IMAGE_FORMAT_XRGB8888:
pf = PIPE_FORMAT_BGRX8888_UNORM;
break;
case __DRI_IMAGE_FORMAT_ARGB8888:
pf = PIPE_FORMAT_BGRA8888_UNORM;
break;
case __DRI_IMAGE_FORMAT_ABGR8888:
pf = PIPE_FORMAT_RGBA8888_UNORM;
break;
default:
pf = PIPE_FORMAT_NONE;
break;
}
return pf;
}
/**
* DRI2 flush extension.
*/
@ -722,23 +747,7 @@ dri2_create_image_from_winsys(__DRIscreen *_screen,
tex_usage = PIPE_BIND_RENDER_TARGET | PIPE_BIND_SAMPLER_VIEW;
switch (format) {
case __DRI_IMAGE_FORMAT_RGB565:
pf = PIPE_FORMAT_B5G6R5_UNORM;
break;
case __DRI_IMAGE_FORMAT_XRGB8888:
pf = PIPE_FORMAT_BGRX8888_UNORM;
break;
case __DRI_IMAGE_FORMAT_ARGB8888:
pf = PIPE_FORMAT_BGRA8888_UNORM;
break;
case __DRI_IMAGE_FORMAT_ABGR8888:
pf = PIPE_FORMAT_RGBA8888_UNORM;
break;
default:
pf = PIPE_FORMAT_NONE;
break;
}
pf = dri2_format_to_pipe_format (format);
if (pf == PIPE_FORMAT_NONE)
return NULL;
@ -845,23 +854,7 @@ dri2_create_image(__DRIscreen *_screen,
tex_usage |= PIPE_BIND_CURSOR;
}
switch (format) {
case __DRI_IMAGE_FORMAT_RGB565:
pf = PIPE_FORMAT_B5G6R5_UNORM;
break;
case __DRI_IMAGE_FORMAT_XRGB8888:
pf = PIPE_FORMAT_BGRX8888_UNORM;
break;
case __DRI_IMAGE_FORMAT_ARGB8888:
pf = PIPE_FORMAT_BGRA8888_UNORM;
break;
case __DRI_IMAGE_FORMAT_ABGR8888:
pf = PIPE_FORMAT_RGBA8888_UNORM;
break;
default:
pf = PIPE_FORMAT_NONE;
break;
}
pf = dri2_format_to_pipe_format (format);
if (pf == PIPE_FORMAT_NONE)
return NULL;