glsl: Implement SampleId and SetSampleMask
plus some minor refactoring of implementations
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d1a68f7997
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@ -256,6 +256,12 @@ EmitContext::EmitContext(IR::Program& program, Bindings& bindings, const Profile
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if (runtime_info.force_early_z) {
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header += "layout(early_fragment_tests)in;";
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}
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if (info.uses_sample_id) {
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header += "in int gl_SampleID;";
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}
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if (info.stores_sample_mask) {
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header += "out int gl_SampleMask[];";
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}
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break;
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case Stage::Compute:
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stage_name = "cs";
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@ -239,7 +239,6 @@ void EmitGetAttribute(EmitContext& ctx, IR::Inst& inst, IR::Attribute attr,
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ctx.AddF32("{}=itof(gl_FrontFacing?-1:0);", inst);
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break;
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default:
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fmt::print("Get attribute {}", attr);
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throw NotImplementedException("Get attribute {}", attr);
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}
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}
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@ -397,10 +396,39 @@ void EmitSetFragColor(EmitContext& ctx, u32 index, u32 component, std::string_vi
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ctx.Add("frag_color{}.{}={};", index, swizzle, value);
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}
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void EmitSetSampleMask(EmitContext& ctx, std::string_view value) {
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ctx.Add("gl_SampleMask[0]=int({})", value);
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}
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void EmitSetFragDepth(EmitContext& ctx, std::string_view value) {
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ctx.Add("gl_FragDepth={};", value);
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}
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void EmitLocalInvocationId(EmitContext& ctx, IR::Inst& inst) {
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ctx.AddU32x3("{}=gl_LocalInvocationID;", inst);
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}
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void EmitWorkgroupId(EmitContext& ctx, IR::Inst& inst) {
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ctx.AddU32x3("{}=gl_WorkGroupID;", inst);
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}
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void EmitInvocationId(EmitContext& ctx, IR::Inst& inst) {
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ctx.AddU32("{}=uint(gl_InvocationID);", inst);
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}
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void EmitSampleId(EmitContext& ctx, IR::Inst& inst) {
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ctx.AddU32("{}=uint(gl_SampleID);", inst);
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}
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void EmitIsHelperInvocation(EmitContext& ctx, IR::Inst& inst) {
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ctx.AddU1("{}=gl_HelperInvocation;", inst);
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}
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void EmitYDirection(EmitContext& ctx, IR::Inst& inst) {
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ctx.uses_y_direction = true;
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ctx.AddF32("{}=gl_FrontMaterial.ambient.a;", inst);
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}
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void EmitLoadLocal(EmitContext& ctx, IR::Inst& inst, std::string_view word_offset) {
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ctx.AddU32("{}=lmem[{}];", inst, word_offset);
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}
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@ -124,14 +124,6 @@ void EmitGetIndirectBranchVariable(EmitContext& ctx) {
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NotImplemented();
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}
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void EmitSetSampleMask(EmitContext& ctx, std::string_view value) {
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NotImplemented();
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}
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void EmitSetFragDepth(EmitContext& ctx, std::string_view value) {
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ctx.Add("gl_FragDepth={};", value);
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}
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void EmitGetZFlag(EmitContext& ctx) {
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NotImplemented();
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}
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@ -164,27 +156,6 @@ void EmitSetOFlag(EmitContext& ctx) {
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NotImplemented();
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}
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void EmitWorkgroupId(EmitContext& ctx, IR::Inst& inst) {
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ctx.AddU32x3("{}=gl_WorkGroupID;", inst);
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}
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void EmitInvocationId(EmitContext& ctx, IR::Inst& inst) {
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ctx.AddU32("{}=uint(gl_InvocationID);", inst);
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}
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void EmitSampleId(EmitContext& ctx, IR::Inst& inst) {
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NotImplemented();
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}
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void EmitIsHelperInvocation(EmitContext& ctx, IR::Inst& inst) {
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ctx.AddU1("{}=gl_HelperInvocation;", inst);
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}
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void EmitYDirection(EmitContext& ctx, IR::Inst& inst) {
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ctx.uses_y_direction = true;
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ctx.AddF32("{}=gl_FrontMaterial.ambient.a;", inst);
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}
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void EmitUndefU1(EmitContext& ctx, IR::Inst& inst) {
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ctx.AddU1("{}=false;", inst);
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}
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