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render/pixel_format: generate opaque substitute table via kdfs

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This commit is contained in:
Simon Ser 2026-03-05 16:49:05 +01:00
parent e69e1b5f7a
commit e00171d871
3 changed files with 70 additions and 32 deletions
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32
render/pixel_format.c
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@ -81,35 +81,3 @@ bool pixel_format_info_check_stride(const struct wlr_pixel_format_info *fmt,
bool pixel_format_has_alpha(uint32_t fmt) {
return !pixel_format_is_opaque(fmt);
}
uint32_t pixel_format_get_opaque_substitute(uint32_t fmt) {
switch (fmt) {
case DRM_FORMAT_ARGB8888:
return DRM_FORMAT_XRGB8888;
case DRM_FORMAT_ABGR8888:
return DRM_FORMAT_XBGR8888;
case DRM_FORMAT_RGBA8888:
return DRM_FORMAT_RGBX8888;
case DRM_FORMAT_BGRA8888:
return DRM_FORMAT_BGRX8888;
case DRM_FORMAT_RGBA4444:
return DRM_FORMAT_RGBX4444;
case DRM_FORMAT_BGRA4444:
return DRM_FORMAT_BGRX4444;
case DRM_FORMAT_RGBA5551:
return DRM_FORMAT_RGBX5551;
case DRM_FORMAT_BGRA5551:
return DRM_FORMAT_BGRX5551;
case DRM_FORMAT_ARGB1555:
return DRM_FORMAT_XRGB1555;
case DRM_FORMAT_ARGB2101010:
return DRM_FORMAT_XRGB2101010;
case DRM_FORMAT_ABGR2101010:
return DRM_FORMAT_XBGR2101010;
case DRM_FORMAT_ABGR16161616F:
return DRM_FORMAT_XBGR16161616F;
case DRM_FORMAT_ABGR16161616:
return DRM_FORMAT_XBGR16161616;
}
return DRM_FORMAT_INVALID;
}