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-rw-r--r--src/mesa/drivers/dri/i965/brw_state.h3
-rw-r--r--src/mesa/drivers/dri/i965/brw_wm_surface_state.c18
-rw-r--r--src/mesa/drivers/dri/i965/gen7_wm_surface_state.c3
3 files changed, 20 insertions, 4 deletions
diff --git a/src/mesa/drivers/dri/i965/brw_state.h b/src/mesa/drivers/dri/i965/brw_state.h
index adc64e3ed31..ecc61c41efb 100644
--- a/src/mesa/drivers/dri/i965/brw_state.h
+++ b/src/mesa/drivers/dri/i965/brw_state.h
@@ -197,7 +197,8 @@ uint32_t brw_format_for_mesa_format(gl_format mesa_format);
GLuint translate_tex_target(GLenum target);
-GLuint translate_tex_format(gl_format mesa_format,
+GLuint translate_tex_format(struct intel_context *intel,
+ gl_format mesa_format,
GLenum internal_format,
GLenum depth_mode,
GLenum srgb_decode);
diff --git a/src/mesa/drivers/dri/i965/brw_wm_surface_state.c b/src/mesa/drivers/dri/i965/brw_wm_surface_state.c
index 77b7ab34c50..587ad053081 100644
--- a/src/mesa/drivers/dri/i965/brw_wm_surface_state.c
+++ b/src/mesa/drivers/dri/i965/brw_wm_surface_state.c
@@ -622,7 +622,8 @@ brw_render_target_supported(struct intel_context *intel,
}
GLuint
-translate_tex_format(gl_format mesa_format,
+translate_tex_format(struct intel_context *intel,
+ gl_format mesa_format,
GLenum internal_format,
GLenum depth_mode,
GLenum srgb_decode)
@@ -651,6 +652,17 @@ translate_tex_format(gl_format mesa_format,
*/
return BRW_SURFACEFORMAT_R32G32B32A32_FLOAT;
+ case MESA_FORMAT_SRGB_DXT1:
+ if (intel->gen == 4 && !intel->is_g4x) {
+ /* Work around missing SRGB DXT1 support on original gen4 by just
+ * skipping SRGB decode. It's not worth not supporting sRGB in
+ * general to prevent this.
+ */
+ WARN_ONCE(true, "Demoting sRGB DXT1 texture to non-sRGB\n");
+ mesa_format = MESA_FORMAT_RGB_DXT1;
+ }
+ return brw_format_for_mesa_format(mesa_format);
+
default:
assert(brw_format_for_mesa_format(mesa_format) != 0);
return brw_format_for_mesa_format(mesa_format);
@@ -829,6 +841,7 @@ brw_update_texture_surface(struct gl_context *ctx,
uint32_t *binding_table,
unsigned surf_index)
{
+ struct intel_context *intel = intel_context(ctx);
struct brw_context *brw = brw_context(ctx);
struct gl_texture_object *tObj = ctx->Texture.Unit[unit]._Current;
struct intel_texture_object *intelObj = intel_texture_object(tObj);
@@ -852,7 +865,8 @@ brw_update_texture_surface(struct gl_context *ctx,
surf[0] = (translate_tex_target(tObj->Target) << BRW_SURFACE_TYPE_SHIFT |
BRW_SURFACE_MIPMAPLAYOUT_BELOW << BRW_SURFACE_MIPLAYOUT_SHIFT |
BRW_SURFACE_CUBEFACE_ENABLES |
- (translate_tex_format(mt->format,
+ (translate_tex_format(intel,
+ mt->format,
firstImage->InternalFormat,
tObj->DepthMode,
sampler->sRGBDecode) <<
diff --git a/src/mesa/drivers/dri/i965/gen7_wm_surface_state.c b/src/mesa/drivers/dri/i965/gen7_wm_surface_state.c
index 179024afc79..d53df20d63c 100644
--- a/src/mesa/drivers/dri/i965/gen7_wm_surface_state.c
+++ b/src/mesa/drivers/dri/i965/gen7_wm_surface_state.c
@@ -309,7 +309,8 @@ gen7_update_texture_surface(struct gl_context *ctx,
8 * 4, 32, &binding_table[surf_index]);
memset(surf, 0, 8 * 4);
- uint32_t tex_format = translate_tex_format(mt->format,
+ uint32_t tex_format = translate_tex_format(intel,
+ mt->format,
firstImage->InternalFormat,
tObj->DepthMode,
sampler->sRGBDecode);