glsl: Implement SampleId and SetSampleMask

plus some minor refactoring of implementations
This commit is contained in:
ameerj 2021-06-10 00:01:56 -04:00
parent d1a68f7997
commit e7c8f8911f
3 changed files with 35 additions and 30 deletions

View File

@ -256,6 +256,12 @@ EmitContext::EmitContext(IR::Program& program, Bindings& bindings, const Profile
if (runtime_info.force_early_z) {
header += "layout(early_fragment_tests)in;";
}
if (info.uses_sample_id) {
header += "in int gl_SampleID;";
}
if (info.stores_sample_mask) {
header += "out int gl_SampleMask[];";
}
break;
case Stage::Compute:
stage_name = "cs";

View File

@ -239,7 +239,6 @@ void EmitGetAttribute(EmitContext& ctx, IR::Inst& inst, IR::Attribute attr,
ctx.AddF32("{}=itof(gl_FrontFacing?-1:0);", inst);
break;
default:
fmt::print("Get attribute {}", attr);
throw NotImplementedException("Get attribute {}", attr);
}
}
@ -397,10 +396,39 @@ void EmitSetFragColor(EmitContext& ctx, u32 index, u32 component, std::string_vi
ctx.Add("frag_color{}.{}={};", index, swizzle, value);
}
void EmitSetSampleMask(EmitContext& ctx, std::string_view value) {
ctx.Add("gl_SampleMask[0]=int({})", value);
}
void EmitSetFragDepth(EmitContext& ctx, std::string_view value) {
ctx.Add("gl_FragDepth={};", value);
}
void EmitLocalInvocationId(EmitContext& ctx, IR::Inst& inst) {
ctx.AddU32x3("{}=gl_LocalInvocationID;", inst);
}
void EmitWorkgroupId(EmitContext& ctx, IR::Inst& inst) {
ctx.AddU32x3("{}=gl_WorkGroupID;", inst);
}
void EmitInvocationId(EmitContext& ctx, IR::Inst& inst) {
ctx.AddU32("{}=uint(gl_InvocationID);", inst);
}
void EmitSampleId(EmitContext& ctx, IR::Inst& inst) {
ctx.AddU32("{}=uint(gl_SampleID);", inst);
}
void EmitIsHelperInvocation(EmitContext& ctx, IR::Inst& inst) {
ctx.AddU1("{}=gl_HelperInvocation;", inst);
}
void EmitYDirection(EmitContext& ctx, IR::Inst& inst) {
ctx.uses_y_direction = true;
ctx.AddF32("{}=gl_FrontMaterial.ambient.a;", inst);
}
void EmitLoadLocal(EmitContext& ctx, IR::Inst& inst, std::string_view word_offset) {
ctx.AddU32("{}=lmem[{}];", inst, word_offset);
}

View File

@ -124,14 +124,6 @@ void EmitGetIndirectBranchVariable(EmitContext& ctx) {
NotImplemented();
}
void EmitSetSampleMask(EmitContext& ctx, std::string_view value) {
NotImplemented();
}
void EmitSetFragDepth(EmitContext& ctx, std::string_view value) {
ctx.Add("gl_FragDepth={};", value);
}
void EmitGetZFlag(EmitContext& ctx) {
NotImplemented();
}
@ -164,27 +156,6 @@ void EmitSetOFlag(EmitContext& ctx) {
NotImplemented();
}
void EmitWorkgroupId(EmitContext& ctx, IR::Inst& inst) {
ctx.AddU32x3("{}=gl_WorkGroupID;", inst);
}
void EmitInvocationId(EmitContext& ctx, IR::Inst& inst) {
ctx.AddU32("{}=uint(gl_InvocationID);", inst);
}
void EmitSampleId(EmitContext& ctx, IR::Inst& inst) {
NotImplemented();
}
void EmitIsHelperInvocation(EmitContext& ctx, IR::Inst& inst) {
ctx.AddU1("{}=gl_HelperInvocation;", inst);
}
void EmitYDirection(EmitContext& ctx, IR::Inst& inst) {
ctx.uses_y_direction = true;
ctx.AddF32("{}=gl_FrontMaterial.ambient.a;", inst);
}
void EmitUndefU1(EmitContext& ctx, IR::Inst& inst) {
ctx.AddU1("{}=false;", inst);
}