[Mesa-dev] [PATCH 03/17] glsl: Uniform linking support for doubles (was: add double support)
Topi Pohjolainen
topi.pohjolainen at intel.com
Thu Feb 5 03:05:27 PST 2015
From: Dave Airlie <airlied at gmail.com>
Signed-off-by: Dave Airlie <airlied at redhat.com>
---
src/glsl/link_uniforms.cpp | 8 +++++++-
1 file changed, 7 insertions(+), 1 deletion(-)
diff --git a/src/glsl/link_uniforms.cpp b/src/glsl/link_uniforms.cpp
index de2f6c9..0db70d5 100644
--- a/src/glsl/link_uniforms.cpp
+++ b/src/glsl/link_uniforms.cpp
@@ -51,6 +51,9 @@ values_for_type(const glsl_type *type)
return 1;
} else if (type->is_array() && type->fields.array->is_sampler()) {
return type->array_size();
+ } else if ((type->is_array() && type->fields.array->is_double()) ||
+ type->is_double()) {
+ return 2 * type->component_slots();
} else {
return type->component_slots();
}
@@ -608,8 +611,11 @@ private:
}
if (type->without_array()->is_matrix()) {
- this->uniforms[id].matrix_stride = 16;
+ unsigned N = type->base_type == GLSL_TYPE_DOUBLE ? 8 : 4;
+ unsigned items = row_major ? type->matrix_columns : type->vector_elements;
+ this->uniforms[id].matrix_stride = glsl_align(items * N, 16);
this->uniforms[id].row_major = row_major;
+
} else {
this->uniforms[id].matrix_stride = 0;
this->uniforms[id].row_major = false;
--
1.9.3
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