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shader: Address feedback

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This commit is contained in:
FernandoS27 2021-03-30 08:41:21 +02:00 • committed by ameerj
parent cb6fc03e55
commit 4d0d29fc20
5 changed files with 49 additions and 53 deletions
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30
src/shader_recompiler/backend/spirv/emit_spirv_image.cpp
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@ -72,20 +72,19 @@ public:
explicit ImageOperands(EmitContext& ctx, bool has_lod_clamp, Id derivates, u32 num_derivates,
Id offset, Id lod_clamp) {
if (Sirit::ValidId(derivates)) {
boost::container::static_vector<Id, 3> deriv_x_accum;
boost::container::static_vector<Id, 3> deriv_y_accum;
for (size_t i = 0; i < num_derivates; i++) {
deriv_x_accum.push_back(ctx.OpCompositeExtract(ctx.F32[1], derivates, i * 2));
deriv_y_accum.push_back(ctx.OpCompositeExtract(ctx.F32[1], derivates, i * 2 + 1));
}
Id derivates_X = ctx.OpCompositeConstruct(
ctx.F32[num_derivates], std::span{deriv_x_accum.data(), deriv_x_accum.size()});
Id derivates_Y = ctx.OpCompositeConstruct(
ctx.F32[num_derivates], std::span{deriv_y_accum.data(), deriv_y_accum.size()});
Add(spv::ImageOperandsMask::Grad, derivates_X, derivates_Y);
} else {
throw LogicError("Derivates must be present");
}
boost::container::static_vector<Id, 3> deriv_x_accum;
boost::container::static_vector<Id, 3> deriv_y_accum;
for (size_t i = 0; i < num_derivates; i++) {
deriv_x_accum.push_back(ctx.OpCompositeExtract(ctx.F32[1], derivates, i * 2));
deriv_y_accum.push_back(ctx.OpCompositeExtract(ctx.F32[1], derivates, i * 2 + 1));
}
const Id derivates_X{ctx.OpCompositeConstruct(
ctx.F32[num_derivates], std::span{deriv_x_accum.data(), deriv_x_accum.size()})};
const Id derivates_Y{ctx.OpCompositeConstruct(
ctx.F32[num_derivates], std::span{deriv_y_accum.data(), deriv_y_accum.size()})};
Add(spv::ImageOperandsMask::Grad, derivates_X, derivates_Y);
if (Sirit::ValidId(offset)) {
Add(spv::ImageOperandsMask::Offset, offset);
}
@ -100,10 +99,10 @@ public:
operands.push_back(value);
}
void Add(spv::ImageOperandsMask new_mask, Id value, Id value_2) {
void Add(spv::ImageOperandsMask new_mask, Id value_1, Id value_2) {
mask = static_cast<spv::ImageOperandsMask>(static_cast<unsigned>(mask) |
static_cast<unsigned>(new_mask));
operands.push_back(value);
operands.push_back(value_1);
operands.push_back(value_2);
}
@ -345,7 +344,8 @@ Id EmitImageQueryLod(EmitContext& ctx, IR::Inst*, const IR::Value& index, Id coo
Id EmitImageGradient(EmitContext& ctx, IR::Inst* inst, const IR::Value& index, Id coords,
Id derivates, Id offset, Id lod_clamp) {
const auto info{inst->Flags<IR::TextureInstInfo>()};
const ImageOperands operands(ctx, info.has_lod_clamp != 0, derivates, info.num_derivates, offset, lod_clamp);
const ImageOperands operands(ctx, info.has_lod_clamp != 0, derivates, info.num_derivates,
offset, lod_clamp);
return Emit(&EmitContext::OpImageSparseSampleExplicitLod,
&EmitContext::OpImageSampleExplicitLod, ctx, inst, ctx.F32[4], Texture(ctx, index),
coords, operands.Mask(), operands.Span());