summaryrefslogtreecommitdiffstats
path: root/src/mesa/shader/slang/slang_codegen.c
diff options
context:
space:
mode:
Diffstat (limited to 'src/mesa/shader/slang/slang_codegen.c')
-rw-r--r--src/mesa/shader/slang/slang_codegen.c32
1 files changed, 29 insertions, 3 deletions
diff --git a/src/mesa/shader/slang/slang_codegen.c b/src/mesa/shader/slang/slang_codegen.c
index cf32b501a62..02260d3422e 100644
--- a/src/mesa/shader/slang/slang_codegen.c
+++ b/src/mesa/shader/slang/slang_codegen.c
@@ -2863,9 +2863,35 @@ _slang_codegen_global_variable(slang_assemble_ctx *A, slang_variable *var,
* MAX2(var->array_len, 1);
if (prog) {
/* user-defined uniform */
- GLint uniformLoc = _mesa_add_uniform(prog->Parameters, varName,
- size, datatype);
- store = _slang_new_ir_storage(PROGRAM_UNIFORM, uniformLoc, size);
+ if (datatype == GL_NONE) {
+ if (var->type.specifier.type == SLANG_SPEC_STRUCT) {
+ _mesa_problem(NULL, "user-declared uniform structs not supported yet");
+ /* XXX what we need to do is unroll the struct into its
+ * basic types, creating a uniform variable for each.
+ * For example:
+ * struct foo {
+ * vec3 a;
+ * vec4 b;
+ * };
+ * uniform foo f;
+ *
+ * Should produce uniforms:
+ * "f.a" (GL_FLOAT_VEC3)
+ * "f.b" (GL_FLOAT_VEC4)
+ */
+ }
+ else {
+ slang_info_log_error(A->log,
+ "invalid datatype for uniform variable %s",
+ (char *) var->a_name);
+ }
+ return GL_FALSE;
+ }
+ else {
+ GLint uniformLoc = _mesa_add_uniform(prog->Parameters, varName,
+ size, datatype);
+ store = _slang_new_ir_storage(PROGRAM_UNIFORM, uniformLoc, size);
+ }
}
else {
/* pre-defined uniform, like gl_ModelviewMatrix */