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Support gl_BackColor attribute

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This commit is contained in:
vonchenplus 2021-10-26 23:01:57 +08:00
parent 3c8c17be4d
commit b04c7b6343
3 changed files with 33 additions and 0 deletions
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16
src/shader_recompiler/backend/spirv/emit_context.cpp
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@ -1286,6 +1286,14 @@ void EmitContext::DefineInputs(const IR::Program& program) {
Decorate(id, spv::Decoration::Location, location);
input_front_color = id;
}
if (loads.AnyComponent(IR::Attribute::ColorBackDiffuseR)) {
const size_t location = FindNextUnusedLocation(used_locations, previous_unused_location);
previous_unused_location = location;
used_locations.set(location);
const Id id{DefineInput(*this, F32[4], true)};
Decorate(id, spv::Decoration::Location, location);
input_back_color = id;
}
for (size_t index = 0; index < NUM_FIXEDFNCTEXTURE; ++index) {
if (loads.AnyComponent(IR::Attribute::FixedFncTexture0S + index * 4)) {
const size_t location =
@ -1363,6 +1371,14 @@ void EmitContext::DefineOutputs(const IR::Program& program) {
Decorate(id, spv::Decoration::Location, static_cast<u32>(location));
output_front_color = id;
}
if (info.stores.AnyComponent(IR::Attribute::ColorBackDiffuseR)) {
const size_t location = FindNextUnusedLocation(used_locations, previous_unused_location);
previous_unused_location = location;
used_locations.set(location);
const Id id{DefineOutput(*this, F32[4], invocations)};
Decorate(id, spv::Decoration::Location, static_cast<u32>(location));
output_back_color = id;
}
for (size_t index = 0; index < NUM_FIXEDFNCTEXTURE; ++index) {
if (info.stores.AnyComponent(IR::Attribute::FixedFncTexture0S + index * 4)) {
const size_t location =