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recompiler: proper VS inputs initialization

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This commit is contained in:
psucien 2024-07-12 18:12:06 +02:00
parent a75851f7e2
commit 1b94f07a6a
6 changed files with 32 additions and 8 deletions
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19
src/shader_recompiler/backend/spirv/emit_spirv_context_get_set.cpp
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@ -131,6 +131,13 @@ Id EmitReadConstBufferU32(EmitContext& ctx, u32 handle, Id index) {
return ctx.OpBitcast(ctx.U32[1], EmitReadConstBuffer(ctx, handle, index));
}
Id EmitReadStepRate(EmitContext& ctx, int rate_idx) {
return ctx.OpLoad(
ctx.U32[1], ctx.OpAccessChain(ctx.TypePointer(spv::StorageClass::PushConstant, ctx.U32[1]),
ctx.instance_step_rates,
rate_idx == 0 ? ctx.u32_zero_value : ctx.u32_one_value));
}
Id EmitGetAttribute(EmitContext& ctx, IR::Attribute attr, u32 comp) {
if (IR::IsParam(attr)) {
const u32 index{u32(attr) - u32(IR::Attribute::Param0)};
@ -149,11 +156,7 @@ Id EmitGetAttribute(EmitContext& ctx, IR::Attribute attr, u32 comp) {
return ctx.OpLoad(param.component_type, param.id);
}
} else {
const auto rate_idx = param.id.value == 0 ? ctx.u32_zero_value : ctx.u32_one_value;
const auto step_rate = ctx.OpLoad(
ctx.U32[1],
ctx.OpAccessChain(ctx.TypePointer(spv::StorageClass::PushConstant, ctx.U32[1]),
ctx.instance_step_rates, rate_idx));
const auto step_rate = EmitReadStepRate(ctx, param.id.value);
const auto offset = ctx.OpIAdd(
ctx.U32[1],
ctx.OpIMul(
@ -182,6 +185,12 @@ Id EmitGetAttributeU32(EmitContext& ctx, IR::Attribute attr, u32 comp) {
switch (attr) {
case IR::Attribute::VertexId:
return ctx.OpLoad(ctx.U32[1], ctx.vertex_index);
case IR::Attribute::InstanceId:
return ctx.OpLoad(ctx.U32[1], ctx.instance_id);
case IR::Attribute::InstanceId0:
return EmitReadStepRate(ctx, 0);
case IR::Attribute::InstanceId1:
return EmitReadStepRate(ctx, 1);
case IR::Attribute::WorkgroupId:
return ctx.OpCompositeExtract(ctx.U32[1], ctx.OpLoad(ctx.U32[3], ctx.workgroup_id), comp);
case IR::Attribute::LocalInvocationId: