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49 lines
1.0 KiB
49 lines
1.0 KiB
#include <GLES2/gl2.h>
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#include <GLES2/gl2ext.h>
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#include "render/gles2.h"
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/*
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* The wayland formats are little endian while the GL formats are big endian,
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* so WL_SHM_FORMAT_ARGB8888 is actually compatible with GL_BGRA_EXT.
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*/
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struct gles2_pixel_format formats[] = {
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{
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.wl_format = WL_SHM_FORMAT_ARGB8888,
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.depth = 32,
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.bpp = 32,
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.gl_format = GL_BGRA_EXT,
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.gl_type = GL_UNSIGNED_BYTE,
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},
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{
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.wl_format = WL_SHM_FORMAT_XRGB8888,
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.depth = 24,
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.bpp = 32,
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.gl_format = GL_BGRA_EXT,
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.gl_type = GL_UNSIGNED_BYTE,
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},
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{
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.wl_format = WL_SHM_FORMAT_XBGR8888,
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.depth = 24,
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.bpp = 32,
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.gl_format = GL_RGBA,
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.gl_type = GL_UNSIGNED_BYTE,
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},
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{
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.wl_format = WL_SHM_FORMAT_ABGR8888,
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.depth = 32,
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.bpp = 32,
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.gl_format = GL_RGBA,
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.gl_type = GL_UNSIGNED_BYTE,
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},
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};
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// TODO: more pixel formats
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const struct gles2_pixel_format *gles2_format_from_wl(enum wl_shm_format fmt) {
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for (size_t i = 0; i < sizeof(formats) / sizeof(*formats); ++i) {
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if (formats[i].wl_format == fmt) {
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return &formats[i];
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}
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}
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return NULL;
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}
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