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Emit coordinates for each indirect image candidate

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Co-authored-by: Techx3 <56268269+Techx3@users.noreply.github.com>
This commit is contained in:
nmzik
2026-09-23 11:15:08 +04:00
parent 8a5e5c5476
commit eb8a5504a3
4 changed files with 162 additions and 16 deletions
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src/graphics/shader/recompiler/backend/spirv/spirvEmitterImage.cpp
+13 -8
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@@ -63,10 +63,10 @@ uint32_t AddressF32(ValueEmitContext& ctx, const IR::MemoryInfo& mem, const IR::
: Unary(ctx.state, spv::OpBitcast, TypeF32(ctx.state), value);
}
ImageSampleLayout Layout(const IR::MemoryInfo& mem, ImageDimension dimension) {
ImageSampleLayout Layout(const IR::MemoryInfo& mem) {
ImageSampleLayout layout;
uint32_t cursor = 0;
const auto& info = ImageDimensionInfoFor(dimension);
const auto& info = ImageDimensionInfoFor(mem.image_dimension);
if (HasFlag(mem, Decoder::ImageSampleFlagOffset)) layout.offset = cursor++;
if (HasFlag(mem, Decoder::ImageSampleFlagBias)) layout.bias = cursor++;
if (HasFlag(mem, Decoder::ImageSampleFlagCompare)) layout.dref = cursor++;
@@ -104,8 +104,7 @@ uint32_t CubeLayer(EmitterState& state, uint32_t value) {
}
uint32_t CoordF32(ValueEmitContext& ctx, const IR::MemoryInfo& mem, const IR::Inst& address,
uint32_t first, uint32_t components) {
const bool cube = ctx.state.program.info.images.at(mem.resource).cube;
uint32_t first, uint32_t components, bool cube = false) {
auto x = AddressF32(ctx, mem, address, first);
if (components == 1u) return x;
auto y = mem.image_address_components > first + 1u ? AddressF32(ctx, mem, address, first + 1u)
@@ -576,7 +575,8 @@ void EmitImage(ValueEmitContext& ctx, const IR::Inst& inst) {
const auto lod = state.builder.AllocateId();
state.builder.AddFunction(
spv::OpImageQueryLod, TypeF32Vector(state, 2), lod, sampled,
CoordF32(ctx, mem, *address, 0, ImageDimensionInfoFor(dimension).spatial_components));
CoordF32(ctx, mem, *address, 0, ImageDimensionInfoFor(dimension).spatial_components,
image.cube));
uint32_t values[4] = {ConstantU32(state, 0), ConstantU32(state, 0), ConstantU32(state, 0),
ConstantU32(state, 0)};
for (uint32_t index = 0; index < 2u; index++) {
@@ -637,7 +637,7 @@ void EmitImage(ValueEmitContext& ctx, const IR::Inst& inst) {
if (op == IR::ValueOpcode::ImageSampleRaw || op == IR::ValueOpcode::ImageGatherRaw) {
const auto dimension = image.dimension;
const auto& dimension_info = ImageDimensionInfoFor(dimension);
const auto layout = Layout(mem, dimension);
const auto layout = Layout(mem);
const auto numeric_class = image.numeric_class;
const bool dref = HasFlag(mem, Decoder::ImageSampleFlagCompare);
if (dref && state.program.info.images[mem.resource].conversion_format !=
@@ -645,9 +645,9 @@ void EmitImage(ValueEmitContext& ctx, const IR::Inst& inst) {
ctx.Fail(inst, "uses depth comparison with a packed integer image");
return;
}
const auto coord =
CoordF32(ctx, mem, *address, layout.coord, dimension_info.coordinate_components);
if (op == IR::ValueOpcode::ImageGatherRaw) {
const auto coord = CoordF32(ctx, mem, *address, layout.coord,
dimension_info.coordinate_components, image.cube);
if (HasFlag(mem, Decoder::ImageSampleFlagLod)) {
static std::atomic_flag warned = ATOMIC_FLAG_INIT;
if (!warned.test_and_set(std::memory_order_relaxed)) {
@@ -752,6 +752,11 @@ void EmitImage(ValueEmitContext& ctx, const IR::Inst& inst) {
operands.push_back(AddressF32(ctx, mem, *address, layout.bias));
}
const auto EmitSample = [&](uint32_t resource) {
const auto& candidate = state.program.info.images[resource];
const auto coord =
CoordF32(ctx, mem, *address, layout.coord,
ImageDimensionInfoFor(candidate.dimension).coordinate_components,
candidate.cube);
const auto sampled = MakeSampledImage(state, resource, mem.sampler);
const auto sample = state.builder.AllocateId();
std::vector<uint32_t> sample_operands {result_type, sample, sampled, coord};