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emit_glasm: Enable ARB_draw_buffers when needed

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This commit is contained in:
ReinUsesLisp 2021-05-16 17:52:30 -03:00 committed by ameerj
parent 3c06293e20
commit db2f0f4108
2 changed files with 5 additions and 1 deletions
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2
src/shader_recompiler/backend/glasm/emit_context.cpp
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@ -71,7 +71,7 @@ EmitContext::EmitContext(IR::Program& program) {
if (index == 0) {
Add("OUTPUT frag_color0=result.color;");
} else {
Add("OUTPUT frag_color{}[]=result.color[{}];", index, index);
Add("OUTPUT frag_color{}=result.color[{}];", index, index);
}
}
for (size_t index = 0; index < program.info.stores_generics.size(); ++index) {

4
src/shader_recompiler/backend/glasm/emit_glasm.cpp
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@ -283,6 +283,10 @@ void SetupOptions(std::string& header, Info info) {
if (info.uses_subgroup_shuffles) {
header += "OPTION NV_shader_thread_shuffle;";
}
const auto non_zero_frag_colors{info.stores_frag_color | std::views::drop(1)};
if (std::ranges::find(non_zero_frag_colors, true) != non_zero_frag_colors.end()) {
header += "OPTION ARB_draw_buffers;";
}
}
std::string_view StageHeader(Stage stage) {