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authorEric Anholt <eric@anholt.net>2010-04-20 12:26:49 -0700
committerEric Anholt <eric@anholt.net>2010-04-20 12:46:23 -0700
commit1407daf9bc9e0452a171aaca2ab8e389ccca5462 (patch)
tree65682a6795cb33c86f665586e95bccec177a71e1 /src/mesa/drivers/dri/i915
parentac3529eec4d08c2d9633d7b1bba8413cc507f3c1 (diff)
i915: Map sampler indices to texture units correctly for fragment shaders.
Fixes hang with "gst-launch-0.10 videotestsrc ! video/x-raw-rgb ! glupload ! gleffects effect=heat ! glimagesink" which uses 2 samplers pointing at GL_TEXTURE1 and GL_TEXTURE2, and piglit glsl-fs-sampler-numbering.
Diffstat (limited to 'src/mesa/drivers/dri/i915')
-rw-r--r--src/mesa/drivers/dri/i915/i915_fragprog.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/src/mesa/drivers/dri/i915/i915_fragprog.c b/src/mesa/drivers/dri/i915/i915_fragprog.c
index 906d5855a7..9f12e2c632 100644
--- a/src/mesa/drivers/dri/i915/i915_fragprog.c
+++ b/src/mesa/drivers/dri/i915/i915_fragprog.c
@@ -255,8 +255,10 @@ translate_tex_src_target(struct i915_fragment_program *p, GLubyte bit)
#define EMIT_TEX( OP ) \
do { \
GLuint dim = translate_tex_src_target( p, inst->TexSrcTarget ); \
+ const struct gl_fragment_program *program = p->ctx->FragmentProgram._Current; \
+ GLuint unit = program->Base.SamplerUnits[inst->TexSrcUnit]; \
GLuint sampler = i915_emit_decl(p, REG_TYPE_S, \
- inst->TexSrcUnit, dim); \
+ unit, dim); \
GLuint coord = src_vector( p, &inst->SrcReg[0], program); \
/* Texel lookup */ \
\