Signed-off-by: Chris Forbes <chr...@ijw.co.nz>
---
src/glsl/glsl_types.cpp | 16 +++++++++++++---
1 file changed, 13 insertions(+), 3 deletions(-)
diff --git a/src/glsl/glsl_types.cpp b/src/glsl/glsl_types.cpp
index eb03a66..39c34c0 100644
--- a/src/glsl/glsl_types.cpp
+++ b/src/glsl/glsl_types.cpp
@@ -688,10 +688,20 @@ glsl_type::can_implicitly_convert_to(const glsl_type
*desired,
if (this->matrix_columns > 1 || desired->matrix_columns > 1)
return false;
+ /* Vector size must match. */
+ if (this->vector_elements != desired->vector_elements)
+ return false;
+
/* int and uint can be converted to float. */
- return desired->is_float()
- && this->is_integer()
- && this->vector_elements == desired->vector_elements;
+ if (desired->is_float() && this->is_integer())
+ return true;
+
+ /* With GLSL 4.0 / ARB_gpu_shader5, int can be converted to uint. */
+ if ((state->is_version(400, 0) || state->ARB_gpu_shader5_enable) &&
+ desired->base_type == GLSL_TYPE_UINT && this->base_type ==
GLSL_TYPE_INT)
+ return true;
+
+ return false;
}
unsigned
--
1.9.2
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