From: Dave Airlie <[email protected]>
Signed-off-by: Dave Airlie <[email protected]>
---
src/glsl/link_uniforms.cpp | 7 ++++++-
1 file changed, 6 insertions(+), 1 deletion(-)
diff --git a/src/glsl/link_uniforms.cpp b/src/glsl/link_uniforms.cpp
index de2f6c9..3aa6e0a 100644
--- a/src/glsl/link_uniforms.cpp
+++ b/src/glsl/link_uniforms.cpp
@@ -608,7 +608,12 @@ private:
}
if (type->without_array()->is_matrix()) {
- this->uniforms[id].matrix_stride = 16;
+ const glsl_type *matrix = type->without_array();
+ const unsigned N = matrix->base_type == GLSL_TYPE_DOUBLE ? 8 : 4;
+ const unsigned items = row_major ? matrix->matrix_columns :
matrix->vector_elements;
+
+ assert(items <= 4);
+ this->uniforms[id].matrix_stride = glsl_align(items * N, 16);
this->uniforms[id].row_major = row_major;
} else {
this->uniforms[id].matrix_stride = 0;
--
2.0.5
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