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render/gles2: convert format table to DRM formats

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This commit is contained in:
Simon Ser 2021-02-16 19:12:04 +01:00
parent 5d6d76c61f
commit fab396f149
4 changed files with 15 additions and 11 deletions
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18
render/gles2/pixel_format.c
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@ -1,14 +1,16 @@
#include <drm_fourcc.h>
#include <GLES2/gl2.h>
#include <GLES2/gl2ext.h>
#include "render/gles2.h"
#include "render/shm_format.h"
/*
* The wayland formats are little endian while the GL formats are big endian,
* so WL_SHM_FORMAT_ARGB8888 is actually compatible with GL_BGRA_EXT.
* The DRM formats are little endian while the GL formats are big endian,
* so DRM_FORMAT_ARGB8888 is actually compatible with GL_BGRA_EXT.
*/
static const struct wlr_gles2_pixel_format formats[] = {
{
.wl_format = WL_SHM_FORMAT_ARGB8888,
.drm_format = DRM_FORMAT_ARGB8888,
.depth = 32,
.bpp = 32,
.gl_format = GL_BGRA_EXT,
@ -16,7 +18,7 @@ static const struct wlr_gles2_pixel_format formats[] = {
.has_alpha = true,
},
{
.wl_format = WL_SHM_FORMAT_XRGB8888,
.drm_format = DRM_FORMAT_XRGB8888,
.depth = 24,
.bpp = 32,
.gl_format = GL_BGRA_EXT,
@ -24,7 +26,7 @@ static const struct wlr_gles2_pixel_format formats[] = {
.has_alpha = false,
},
{
.wl_format = WL_SHM_FORMAT_XBGR8888,
.drm_format = DRM_FORMAT_XBGR8888,
.depth = 24,
.bpp = 32,
.gl_format = GL_RGBA,
@ -32,7 +34,7 @@ static const struct wlr_gles2_pixel_format formats[] = {
.has_alpha = false,
},
{
.wl_format = WL_SHM_FORMAT_ABGR8888,
.drm_format = DRM_FORMAT_ABGR8888,
.depth = 32,
.bpp = 32,
.gl_format = GL_RGBA,
@ -46,7 +48,7 @@ static const struct wlr_gles2_pixel_format formats[] = {
const struct wlr_gles2_pixel_format *get_gles2_format_from_wl(
enum wl_shm_format fmt) {
for (size_t i = 0; i < sizeof(formats) / sizeof(*formats); ++i) {
if (formats[i].wl_format == fmt) {
if (convert_drm_format_to_wl_shm(formats[i].drm_format) == fmt) {
return &formats[i];
}
}
@ -69,7 +71,7 @@ const enum wl_shm_format *get_gles2_wl_formats(size_t *len) {
static enum wl_shm_format wl_formats[sizeof(formats) / sizeof(formats[0])];
*len = sizeof(formats) / sizeof(formats[0]);
for (size_t i = 0; i < sizeof(formats) / sizeof(formats[0]); i++) {
wl_formats[i] = formats[i].wl_format;
wl_formats[i] = convert_drm_format_to_wl_shm(formats[i].drm_format);
}
return wl_formats;
}