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authorEric Anholt <eric@anholt.net>2012-11-13 14:40:22 -0800
committerEric Anholt <eric@anholt.net>2012-11-17 12:55:54 -0800
commit94e82b2e6cabd7ad26ff35067f6b6675168649d3 (patch)
treeada17a21c2d8c6c24c7e5e68884d79599c55f24d
parent5c99697f74c68f7e170564d791b95d986a18774a (diff)
mesa: Fix linker-assigned varying component counting since 8fb1e4a462
The goal of that change was to skip counting things that aren't actually outputs from the VS to the FS. However, explicit_location isn't set in the case of linker-assigned locations (the common case), so basically varying component counting got disabled. At this stage of the linker, we've already ensured that var->location is set, so we can just look at it without worrying. Fixes i965 assertion failure with the new piglit glsl-max-varyings --exceed-limits. Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=51545 Reviewed-by: Brian Paul <brianp@vmware.com>
-rw-r--r--src/glsl/linker.cpp3
1 files changed, 1 insertions, 2 deletions
diff --git a/src/glsl/linker.cpp b/src/glsl/linker.cpp
index 86371b5e63..3b2ab962b4 100644
--- a/src/glsl/linker.cpp
+++ b/src/glsl/linker.cpp
@@ -2010,8 +2010,7 @@ is_varying_var(GLenum shaderType, const ir_variable *var)
{
/* Only fragment shaders will take a varying variable as an input */
if (shaderType == GL_FRAGMENT_SHADER &&
- var->mode == ir_var_in &&
- var->explicit_location) {
+ var->mode == ir_var_in) {
switch (var->location) {
case FRAG_ATTRIB_WPOS:
case FRAG_ATTRIB_FACE: