mesa: Add a builtin uniform for the ATI_envmap_bumpmap rotation matrix.

For fixed function fragment processing in GLSL IR, we want to be able
to reference this state value.  gl_* not explicitly permitted is
reserved, so using this variable name internally shouldn't be any
issue.

1 files changed, 4 insertions, 0 deletions

diff --git a/src/glsl/builtin_variables.h b/src/glsl/builtin_variables.h
index a34c67e3481..dfc93f39db9 100644
--- a/src/glsl/builtin_variables.h
+++ b/src/glsl/builtin_variables.h
@@ -101,5 +101,9 @@ static const builtin_variable builtin_110_deprecated_uniforms[] = {
    { ir_var_uniform, -1, "mat4", "gl_ModelViewProjectionMatrixInverseTranspose" },
    { ir_var_uniform, -1, "float", "gl_NormalScale" },
    { ir_var_uniform, -1, "gl_LightModelParameters", "gl_LightModel"},
+
+   /* Mesa-internal ATI_envmap_bumpmap state. */
+   { ir_var_uniform, -1, "vec2", "gl_MESABumpRotMatrix0"},
+   { ir_var_uniform, -1, "vec2", "gl_MESABumpRotMatrix1"},
 };