glasm: Implement Y direction

This commit is contained in:
ReinUsesLisp 2021-05-26 16:00:36 -03:00 committed by ameerj
parent 586c785366
commit f58f79c85d
4 changed files with 9 additions and 3 deletions

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@ -70,6 +70,8 @@ public:
Stage stage{};
std::string_view stage_name = "invalid";
std::string_view attrib_name = "invalid";
bool uses_y_direction{};
};
} // namespace Shader::Backend::GLASM

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@ -439,6 +439,9 @@ std::string EmitGLASM(const Profile& profile, const RuntimeInfo& runtime_info, I
"MOV.F FSWZB[2],1;"
"MOV.F FSWZB[3],-1;";
}
if (ctx.uses_y_direction) {
header += "PARAM y_direction[1]={state.material.front.ambient};";
}
ctx.code.insert(0, header);
ctx.code += "END";
return ctx.code;

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@ -71,7 +71,7 @@ void EmitLocalInvocationId(EmitContext& ctx, IR::Inst& inst);
void EmitInvocationId(EmitContext& ctx, IR::Inst& inst);
void EmitSampleId(EmitContext& ctx, IR::Inst& inst);
void EmitIsHelperInvocation(EmitContext& ctx, IR::Inst& inst);
void EmitYDirection(EmitContext& ctx);
void EmitYDirection(EmitContext& ctx, IR::Inst& inst);
void EmitLoadLocal(EmitContext& ctx, IR::Inst& inst, ScalarU32 word_offset);
void EmitWriteLocal(EmitContext& ctx, ScalarU32 word_offset, ScalarU32 value);
void EmitUndefU1(EmitContext& ctx, IR::Inst& inst);

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@ -207,8 +207,9 @@ void EmitIsHelperInvocation(EmitContext& ctx, IR::Inst& inst) {
ctx.Add("MOV.S {}.x,fragment.helperthread.x;", inst);
}
void EmitYDirection(EmitContext& ctx) {
NotImplemented();
void EmitYDirection(EmitContext& ctx, IR::Inst& inst) {
ctx.uses_y_direction = true;
ctx.Add("MOV.F {}.x,y_direction[0].w;", inst);
}
void EmitUndefU1(EmitContext& ctx, IR::Inst& inst) {