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-rw-r--r--src/glsl/glsl_types.cpp18
-rw-r--r--src/glsl/glsl_types.h3
2 files changed, 12 insertions, 9 deletions
diff --git a/src/glsl/glsl_types.cpp b/src/glsl/glsl_types.cpp
index 66e9b133086..3c13fcea550 100644
--- a/src/glsl/glsl_types.cpp
+++ b/src/glsl/glsl_types.cpp
@@ -678,12 +678,17 @@ glsl_type::component_slots() const
unsigned
glsl_type::uniform_locations() const
{
- if (this->is_matrix())
- return 1;
-
unsigned size = 0;
switch (this->base_type) {
+ case GLSL_TYPE_UINT:
+ case GLSL_TYPE_INT:
+ case GLSL_TYPE_FLOAT:
+ case GLSL_TYPE_BOOL:
+ case GLSL_TYPE_SAMPLER:
+ case GLSL_TYPE_IMAGE:
+ return 1;
+
case GLSL_TYPE_STRUCT:
case GLSL_TYPE_INTERFACE:
for (unsigned i = 0; i < this->length; i++)
@@ -692,13 +697,8 @@ glsl_type::uniform_locations() const
case GLSL_TYPE_ARRAY:
return this->length * this->fields.array->uniform_locations();
default:
- break;
+ return 0;
}
-
- /* The location count for many types match with component_slots() result,
- * all expections should be handled above.
- */
- return component_slots();
}
bool
diff --git a/src/glsl/glsl_types.h b/src/glsl/glsl_types.h
index d545533dcd2..5a307bb7404 100644
--- a/src/glsl/glsl_types.h
+++ b/src/glsl/glsl_types.h
@@ -279,6 +279,9 @@ struct glsl_type {
/**
* Calculate the number of unique values from glGetUniformLocation for the
* elements of the type.
+ *
+ * This is used to allocate slots in the UniformRemapTable, the amount of
+ * locations may not match with actual used storage space by the driver.
*/
unsigned uniform_locations() const;