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authorBrian Paul <brianp@vmware.com>2009-02-02 16:29:08 -0700
committerBrian Paul <brianp@vmware.com>2009-02-02 16:51:45 -0700
commit1cb7cd1292dc8592d4912194d91355eb61361be5 (patch)
treec041e06e5006203f064fe9f9f1f8570f6c7fc037
parente33edafb2c81decd05dccae06fe6f059f53e2f25 (diff)
glsl: update program->InputsRead when referencing input attributes
This info will be used in the linker for allocating generic vertex attribs.
-rw-r--r--src/mesa/shader/slang/slang_emit.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/src/mesa/shader/slang/slang_emit.c b/src/mesa/shader/slang/slang_emit.c
index ea446fa5d4..2dd122c9a5 100644
--- a/src/mesa/shader/slang/slang_emit.c
+++ b/src/mesa/shader/slang/slang_emit.c
@@ -2120,6 +2120,10 @@ emit_var_ref(slang_emit_info *emitInfo, slang_ir_node *n)
/* mark var as used */
_mesa_use_uniform(emitInfo->prog->Parameters, (char *) n->Var->a_name);
}
+ else if (n->Store->File == PROGRAM_INPUT) {
+ assert(n->Store->Index >= 0);
+ emitInfo->prog->InputsRead |= (1 << n->Store->Index);
+ }
if (n->Store->Index < 0) {
/* probably ran out of registers */