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authorChris Forbes <chrisf@ijw.co.nz>2014-02-22 18:09:31 +1300
committerCarl Worth <cworth@cworth.org>2014-03-11 11:49:51 -0700
commitaba40445c25d01026ce29baabf2e4b24e176a55e (patch)
tree5e9525e982dce766f25b58b3eb967cb920a419c0
parent6a81f2bc9b024c33fbcb15ea2215dd407dea8c9c (diff)
downloadmesa-aba40445c25d01026ce29baabf2e4b24e176a55e.tar.gz
i965: Validate (and resolve) all the bound textures.
BRW_MAX_TEX_UNIT is the static limit on the number of textures we support per-stage, not in total. Core's `Unit` array is sized by MAX_COMBINED_TEXTURE_IMAGE_UNITS, which is significantly larger, and across the various shader stages, up to ctx->Const.MaxCombinedTextureImageUnits elements of it may be actually used. Fixes invisible bad behavior in piglit's max-samplers test (although this escalated to an assertion failure on HSW with texture_view, since non-immutable textures only have _Format set by validation.) Signed-off-by: Chris Forbes <chrisf@ijw.co.nz> Cc: "9.2 10.0 10.1" <mesa-stable@lists.freedesktop.org> Cc: Kenneth Graunke <kenneth@whitecape.org> Reviewed-by: Kenneth Graunke <kenneth@whitecape.org> (cherry picked from commit befbda56a246f77797bdf13fc005353441db2879)
-rw-r--r--src/mesa/drivers/dri/i965/brw_draw.c2
-rw-r--r--src/mesa/drivers/dri/i965/brw_tex.c2
2 files changed, 2 insertions, 2 deletions
diff --git a/src/mesa/drivers/dri/i965/brw_draw.c b/src/mesa/drivers/dri/i965/brw_draw.c
index 371df15f065..0a421eb1625 100644
--- a/src/mesa/drivers/dri/i965/brw_draw.c
+++ b/src/mesa/drivers/dri/i965/brw_draw.c
@@ -273,7 +273,7 @@ brw_predraw_resolve_buffers(struct brw_context *brw)
/* Resolve depth buffer of each enabled depth texture, and color buffer of
* each fast-clear-enabled color texture.
*/
- for (int i = 0; i < BRW_MAX_TEX_UNIT; i++) {
+ for (int i = 0; i < ctx->Const.MaxCombinedTextureImageUnits; i++) {
if (!ctx->Texture.Unit[i]._ReallyEnabled)
continue;
tex_obj = intel_texture_object(ctx->Texture.Unit[i]._Current);
diff --git a/src/mesa/drivers/dri/i965/brw_tex.c b/src/mesa/drivers/dri/i965/brw_tex.c
index 1ddf1965b1c..b116435fc28 100644
--- a/src/mesa/drivers/dri/i965/brw_tex.c
+++ b/src/mesa/drivers/dri/i965/brw_tex.c
@@ -47,7 +47,7 @@ void brw_validate_textures( struct brw_context *brw )
struct gl_context *ctx = &brw->ctx;
int i;
- for (i = 0; i < BRW_MAX_TEX_UNIT; i++) {
+ for (i = 0; i < ctx->Const.MaxCombinedTextureImageUnits; i++) {
struct gl_texture_unit *texUnit = &ctx->Texture.Unit[i];
if (texUnit->_ReallyEnabled) {