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iris: Drop RGBX -> RGBA for storage image usages

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GLSL doesn't expose RGB/RGBX image formats, so this isn't needed.
This commit is contained in:
Kenneth Graunke 2019-02-21 21:36:05 -08:00
parent 6921588d54
commit fce089c8a2
1 changed files with 3 additions and 6 deletions
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9
src/gallium/drivers/iris/iris_formats.c
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@ -371,13 +371,10 @@ iris_format_for_usage(const struct gen_device_info *devinfo,
enum isl_format format = iris_isl_format_for_pipe_format(pformat);
/* Convert RGBX into RGBA for rendering or typed image access. */
/* Convert RGBX into RGBA for rendering */
if (isl_format_is_rgbx(format) &&
(((usage & ISL_SURF_USAGE_RENDER_TARGET_BIT) &&
!isl_format_supports_rendering(devinfo, format)) ||
((usage & ISL_SURF_USAGE_STORAGE_BIT) &&
!(isl_format_supports_typed_writes(devinfo, format) &&
isl_format_supports_typed_reads(devinfo, format))))) {
(usage & ISL_SURF_USAGE_RENDER_TARGET_BIT) &&
!isl_format_supports_rendering(devinfo, format)) {
format = isl_format_rgbx_to_rgba(format);
}