---
src/mesa/main/mtypes.h | 10 ++++++++++
src/mesa/main/shaderapi.c | 1 +
2 files changed, 11 insertions(+), 0 deletions(-)
diff --git a/src/mesa/main/mtypes.h b/src/mesa/main/mtypes.h
index 9200f3f..447d432 100644
--- a/src/mesa/main/mtypes.h
+++ b/src/mesa/main/mtypes.h
@@ -2392,6 +2392,14 @@ struct gl_shader_state
GLbitfield Flags; /**< Mask of GLSL_x flags */
};
+enum packing_constraint
+{
+ NONE, /** no limitation (scalar architecture : swrast, nouveau) */
+ SMOOTH_NOPERSPECTIVE_MIXED, /** Smooth and noperspective varying can be
mixed but not with flat (i965) */
+ NO_MIXED_INTERPOLATION, /** Dont mix different interpolation (r300 and
r600) */
+ AVOID_PACKING, /** Disable packing */
+};
+
/**
* Compiler options for a single GLSL shaders type
*/
@@ -2422,6 +2430,8 @@ struct gl_shader_compiler_options
GLuint MaxUnrollIterations;
struct gl_sl_pragmas DefaultPragmas; /**< Default #pragma settings */
+
+ enum packing_constraint VaryingsPackingConstraint;
};
/**
diff --git a/src/mesa/main/shaderapi.c b/src/mesa/main/shaderapi.c
index 0e655a0..cdda499 100644
--- a/src/mesa/main/shaderapi.c
+++ b/src/mesa/main/shaderapi.c
@@ -103,6 +103,7 @@ _mesa_init_shader_state(struct gl_context *ctx)
memset(&options, 0, sizeof(options));
options.MaxUnrollIterations = 32;
+ options.VaryingsPackingConstraint = AVOID_PACKING;
/* Default pragma settings */
options.DefaultPragmas.Optimize = GL_TRUE;
--
1.7.7
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