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shader,glasm: Implement legacy texcoord loads

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This commit is contained in:
ReinUsesLisp 2021-05-31 05:34:53 -03:00 • committed by ameerj
parent cf9f88e5a7
commit 5539b13c5a
3 changed files with 29 additions and 54 deletions
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12
src/shader_recompiler/backend/glasm/emit_glasm_context_get_set.cpp
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@ -37,6 +37,10 @@ bool IsInputArray(Stage stage) {
std::string VertexIndex(EmitContext& ctx, ScalarU32 vertex) {
return IsInputArray(ctx.stage) ? fmt::format("[{}]", vertex) : "";
}
u32 TexCoordIndex(IR::Attribute attr) {
return (static_cast<u32>(attr) - static_cast<u32>(IR::Attribute::FixedFncTexture0S)) / 4;
}
} // Anonymous namespace
void EmitGetCbufU8(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding, ScalarU32 offset) {
@ -76,6 +80,11 @@ void EmitGetAttribute(EmitContext& ctx, IR::Inst& inst, IR::Attribute attr, Scal
ctx.Add("MOV.F {}.x,in_attr{}{}[0].{};", inst, index, VertexIndex(ctx, vertex), swizzle);
return;
}
if (attr >= IR::Attribute::FixedFncTexture0S && attr <= IR::Attribute::FixedFncTexture9Q) {
const u32 index{TexCoordIndex(attr)};
ctx.Add("MOV.F {}.x,{}.texcoord[{}].{};", inst, ctx.attrib_name, index, swizzle);
return;
}
switch (attr) {
case IR::Attribute::PrimitiveId:
ctx.Add("MOV.S {}.x,primitive.id;", inst);
@ -128,8 +137,7 @@ void EmitSetAttribute(EmitContext& ctx, IR::Attribute attr, ScalarF32 value,
return;
}
if (attr >= IR::Attribute::FixedFncTexture0S && attr <= IR::Attribute::FixedFncTexture9R) {
const u32 index{
(static_cast<u32>(attr) - static_cast<u32>(IR::Attribute::FixedFncTexture0S)) / 4};
const u32 index{TexCoordIndex(attr)};
ctx.Add("MOV.F result.texcoord[{}].{},{};", index, swizzle, value);
return;
}