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render/pixman: implement preferred_read_format

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Simon Zeni 2021-04-26 16:58:01 -04:00 • committed by Simon Ser
parent 0411dc0663
commit 30706b71fb
3 changed files with 24 additions and 0 deletions
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11
render/pixman/pixel_format.c
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@ -49,6 +49,17 @@ pixman_format_code_t get_pixman_format_from_drm(uint32_t fmt) {
return 0;
}
uint32_t get_drm_format_from_pixman(pixman_format_code_t fmt) {
for (size_t i = 0; i < sizeof(formats) / sizeof(*formats); ++i) {
if (formats[i].pixman_format == fmt) {
return formats[i].drm_format;
}
}
wlr_log(WLR_ERROR, "pixman format 0x%"PRIX32" has no drm equivalent", fmt);
return DRM_FORMAT_INVALID;
}
const uint32_t *get_pixman_drm_formats(size_t *len) {
static uint32_t drm_formats[sizeof(formats) / sizeof(formats[0])];
*len = sizeof(formats) / sizeof(formats[0]);