From fe23bb85baa22dc06638c3ea8cbe5e6ee17bfa4a Mon Sep 17 00:00:00 2001 From: Dave Airlie Date: Thu, 5 Feb 2015 11:44:02 +0200 Subject: [PATCH] glsl: Uniform linking support for doubles Signed-off-by: Dave Airlie Reviewed-by: Ilia Mirkin --- 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; -- 2.7.4