i915g: Do generic remapping.

With complex shaders there are often "holes" in the fs inputs, and we only
have 8 tex coorsd to map those to. To fix this, we remap fs inputs to [0..8].
This lets us to run many more GLSL programs.

1 files changed, 6 insertions, 0 deletions

diff --git a/src/gallium/drivers/i915/i915_context.h b/src/gallium/drivers/i915/i915_context.h
index dacf50e870d..964948edc0e 100644
--- a/src/gallium/drivers/i915/i915_context.h
+++ b/src/gallium/drivers/i915/i915_context.h
@@ -124,6 +124,12 @@ struct i915_fragment_shader
     * Else, the bitmask indicates which components are occupied by immediates.
     */
    ubyte constant_flags[I915_MAX_CONSTANT];
+
+   /**
+    * The mapping between generics and hw texture coords.
+    * We need to share this between the vertex and fragment stages.
+    **/
+   int generic_mapping[I915_TEX_UNITS];
 };