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Don't duplicate vf bindings.

This commit is contained in:
Ben Vanik 2015-12-07 13:03:35 -08:00
parent df841acb70
commit 367ca09f1d
1 changed files with 10 additions and 0 deletions
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10
src/xenia/gpu/glsl_shader_translator.cc
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@ -9,6 +9,8 @@
#include "xenia/gpu/glsl_shader_translator.h"
#include <unordered_set>
namespace xe {
namespace gpu {
@ -246,8 +248,16 @@ void main() {
// Add vertex shader input declarations.
if (is_vertex_shader()) {
std::unordered_set<uint64_t> defined_locations;
for (auto& binding : vertex_bindings()) {
for (auto& attrib : binding.attributes) {
uint64_t key = (static_cast<uint64_t>(binding.fetch_constant) << 32) |
attrib.fetch_instr.attributes.offset;
if (defined_locations.count(key)) {
// Already defined.
continue;
}
defined_locations.insert(key);
const char* type_name =
GetVertexFormatTypeName(attrib.fetch_instr.attributes.data_format);
EmitSource("layout(location = %d) in %s vf%u_%d;\n",