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MacroHLE: Add HLE replacement for base vertex and base instance.

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This commit is contained in:
Fernando Sahmkow 2022-11-09 17:58:10 +01:00
parent 93ac5a6a6d
commit aad0cbf024
22 changed files with 265 additions and 70 deletions
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8
src/shader_recompiler/backend/spirv/emit_spirv_context_get_set.cpp
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@ -339,6 +339,10 @@ Id EmitGetAttribute(EmitContext& ctx, IR::Attribute attr, Id vertex) {
const Id base{ctx.OpLoad(ctx.U32[1], ctx.base_vertex)};
return ctx.OpBitcast(ctx.F32[1], ctx.OpISub(ctx.U32[1], index, base));
}
case IR::Attribute::BaseInstance:
return ctx.OpBitcast(ctx.F32[1], ctx.OpLoad(ctx.U32[1], ctx.base_instance));
case IR::Attribute::BaseVertex:
return ctx.OpBitcast(ctx.F32[1], ctx.OpLoad(ctx.U32[1], ctx.base_vertex));
case IR::Attribute::FrontFace:
return ctx.OpSelect(ctx.F32[1], ctx.OpLoad(ctx.U1, ctx.front_face),
ctx.OpBitcast(ctx.F32[1], ctx.Const(std::numeric_limits<u32>::max())),
@ -380,6 +384,10 @@ Id EmitGetAttributeU32(EmitContext& ctx, IR::Attribute attr, Id) {
const Id base{ctx.OpLoad(ctx.U32[1], ctx.base_vertex)};
return ctx.OpISub(ctx.U32[1], index, base);
}
case IR::Attribute::BaseInstance:
return ctx.OpLoad(ctx.U32[1], ctx.base_instance);
case IR::Attribute::BaseVertex:
return ctx.OpLoad(ctx.U32[1], ctx.base_vertex);
default:
throw NotImplementedException("Read U32 attribute {}", attr);
}

10
src/shader_recompiler/backend/spirv/spirv_emit_context.cpp
View file

@ -1379,18 +1379,28 @@ void EmitContext::DefineInputs(const IR::Program& program) {
if (loads[IR::Attribute::InstanceId]) {
if (profile.support_vertex_instance_id) {
instance_id = DefineInput(*this, U32[1], true, spv::BuiltIn::InstanceId);
if (loads[IR::Attribute::BaseInstance]) {
base_instance = DefineInput(*this, U32[1], true, spv::BuiltIn::BaseVertex);
}
} else {
instance_index = DefineInput(*this, U32[1], true, spv::BuiltIn::InstanceIndex);
base_instance = DefineInput(*this, U32[1], true, spv::BuiltIn::BaseInstance);
}
} else if (loads[IR::Attribute::BaseInstance]) {
base_instance = DefineInput(*this, U32[1], true, spv::BuiltIn::BaseInstance);
}
if (loads[IR::Attribute::VertexId]) {
if (profile.support_vertex_instance_id) {
vertex_id = DefineInput(*this, U32[1], true, spv::BuiltIn::VertexId);
if (loads[IR::Attribute::BaseVertex]) {
base_vertex = DefineInput(*this, U32[1], true, spv::BuiltIn::BaseVertex);
}
} else {
vertex_index = DefineInput(*this, U32[1], true, spv::BuiltIn::VertexIndex);
base_vertex = DefineInput(*this, U32[1], true, spv::BuiltIn::BaseVertex);
}
} else if (loads[IR::Attribute::BaseVertex]) {
base_vertex = DefineInput(*this, U32[1], true, spv::BuiltIn::BaseVertex);
}
if (loads[IR::Attribute::FrontFace]) {
front_face = DefineInput(*this, U1, true, spv::BuiltIn::FrontFacing);