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authorbunnei <bunneidev@gmail.com>2021-07-25 11:39:04 -0700
committerGitHub <noreply@github.com>2021-07-25 11:39:04 -0700
commit98b26b6e126d4775fdf3f773fe8a8ac808a8ff8f (patch)
tree816faa96c2c4d291825063433331a8ea4b3d08f1 /src/shader_recompiler/backend/glsl/emit_glsl_image.cpp
parentc2aaf5137003868b2375b96ee84e2cb42d5f355e (diff)
parent7f13104c1778cfdfd54350e92603164070781124 (diff)
Merge pull request #6585 from ameerj/hades
Shader Decompiler Rewrite
Diffstat (limited to 'src/shader_recompiler/backend/glsl/emit_glsl_image.cpp')
-rw-r--r--src/shader_recompiler/backend/glsl/emit_glsl_image.cpp799
1 files changed, 799 insertions, 0 deletions
diff --git a/src/shader_recompiler/backend/glsl/emit_glsl_image.cpp b/src/shader_recompiler/backend/glsl/emit_glsl_image.cpp
new file mode 100644
index 0000000000..447eb8e0ae
--- /dev/null
+++ b/src/shader_recompiler/backend/glsl/emit_glsl_image.cpp
@@ -0,0 +1,799 @@
+// Copyright 2021 yuzu Emulator Project
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
+#include <string_view>
+
+#include "shader_recompiler/backend/glsl/emit_context.h"
+#include "shader_recompiler/backend/glsl/emit_glsl_instructions.h"
+#include "shader_recompiler/frontend/ir/modifiers.h"
+#include "shader_recompiler/frontend/ir/value.h"
+#include "shader_recompiler/profile.h"
+
+namespace Shader::Backend::GLSL {
+namespace {
+std::string Texture(EmitContext& ctx, const IR::TextureInstInfo& info, const IR::Value& index) {
+ const auto def{info.type == TextureType::Buffer ? ctx.texture_buffers.at(info.descriptor_index)
+ : ctx.textures.at(info.descriptor_index)};
+ const auto index_offset{def.count > 1 ? fmt::format("[{}]", ctx.var_alloc.Consume(index)) : ""};
+ return fmt::format("tex{}{}", def.binding, index_offset);
+}
+
+std::string Image(EmitContext& ctx, const IR::TextureInstInfo& info, const IR::Value& index) {
+ const auto def{info.type == TextureType::Buffer ? ctx.image_buffers.at(info.descriptor_index)
+ : ctx.images.at(info.descriptor_index)};
+ const auto index_offset{def.count > 1 ? fmt::format("[{}]", ctx.var_alloc.Consume(index)) : ""};
+ return fmt::format("img{}{}", def.binding, index_offset);
+}
+
+std::string CastToIntVec(std::string_view value, const IR::TextureInstInfo& info) {
+ switch (info.type) {
+ case TextureType::Color1D:
+ case TextureType::Buffer:
+ return fmt::format("int({})", value);
+ case TextureType::ColorArray1D:
+ case TextureType::Color2D:
+ case TextureType::ColorArray2D:
+ return fmt::format("ivec2({})", value);
+ case TextureType::Color3D:
+ case TextureType::ColorCube:
+ return fmt::format("ivec3({})", value);
+ case TextureType::ColorArrayCube:
+ return fmt::format("ivec4({})", value);
+ default:
+ throw NotImplementedException("Integer cast for TextureType {}", info.type.Value());
+ }
+}
+
+std::string CoordsCastToInt(std::string_view value, const IR::TextureInstInfo& info) {
+ switch (info.type) {
+ case TextureType::Color1D:
+ case TextureType::Buffer:
+ return fmt::format("int({})", value);
+ case TextureType::ColorArray1D:
+ case TextureType::Color2D:
+ return fmt::format("ivec2({})", value);
+ case TextureType::ColorArray2D:
+ case TextureType::Color3D:
+ case TextureType::ColorCube:
+ return fmt::format("ivec3({})", value);
+ case TextureType::ColorArrayCube:
+ return fmt::format("ivec4({})", value);
+ default:
+ throw NotImplementedException("TexelFetchCast type {}", info.type.Value());
+ }
+}
+
+bool NeedsShadowLodExt(TextureType type) {
+ switch (type) {
+ case TextureType::ColorArray2D:
+ case TextureType::ColorCube:
+ case TextureType::ColorArrayCube:
+ return true;
+ default:
+ return false;
+ }
+}
+
+std::string GetOffsetVec(EmitContext& ctx, const IR::Value& offset) {
+ if (offset.IsImmediate()) {
+ return fmt::format("int({})", offset.U32());
+ }
+ IR::Inst* const inst{offset.InstRecursive()};
+ if (inst->AreAllArgsImmediates()) {
+ switch (inst->GetOpcode()) {
+ case IR::Opcode::CompositeConstructU32x2:
+ return fmt::format("ivec2({},{})", inst->Arg(0).U32(), inst->Arg(1).U32());
+ case IR::Opcode::CompositeConstructU32x3:
+ return fmt::format("ivec3({},{},{})", inst->Arg(0).U32(), inst->Arg(1).U32(),
+ inst->Arg(2).U32());
+ case IR::Opcode::CompositeConstructU32x4:
+ return fmt::format("ivec4({},{},{},{})", inst->Arg(0).U32(), inst->Arg(1).U32(),
+ inst->Arg(2).U32(), inst->Arg(3).U32());
+ default:
+ break;
+ }
+ }
+ const bool has_var_aoffi{ctx.profile.support_gl_variable_aoffi};
+ if (!has_var_aoffi) {
+ LOG_WARNING(Shader_GLSL, "Device does not support variable texture offsets, STUBBING");
+ }
+ const auto offset_str{has_var_aoffi ? ctx.var_alloc.Consume(offset) : "0"};
+ switch (offset.Type()) {
+ case IR::Type::U32:
+ return fmt::format("int({})", offset_str);
+ case IR::Type::U32x2:
+ return fmt::format("ivec2({})", offset_str);
+ case IR::Type::U32x3:
+ return fmt::format("ivec3({})", offset_str);
+ case IR::Type::U32x4:
+ return fmt::format("ivec4({})", offset_str);
+ default:
+ throw NotImplementedException("Offset type {}", offset.Type());
+ }
+}
+
+std::string PtpOffsets(const IR::Value& offset, const IR::Value& offset2) {
+ const std::array values{offset.InstRecursive(), offset2.InstRecursive()};
+ if (!values[0]->AreAllArgsImmediates() || !values[1]->AreAllArgsImmediates()) {
+ LOG_WARNING(Shader_GLSL, "Not all arguments in PTP are immediate, STUBBING");
+ return "ivec2[](ivec2(0), ivec2(1), ivec2(2), ivec2(3))";
+ }
+ const IR::Opcode opcode{values[0]->GetOpcode()};
+ if (opcode != values[1]->GetOpcode() || opcode != IR::Opcode::CompositeConstructU32x4) {
+ throw LogicError("Invalid PTP arguments");
+ }
+ auto read{[&](unsigned int a, unsigned int b) { return values[a]->Arg(b).U32(); }};
+
+ return fmt::format("ivec2[](ivec2({},{}),ivec2({},{}),ivec2({},{}),ivec2({},{}))", read(0, 0),
+ read(0, 1), read(0, 2), read(0, 3), read(1, 0), read(1, 1), read(1, 2),
+ read(1, 3));
+}
+
+IR::Inst* PrepareSparse(IR::Inst& inst) {
+ const auto sparse_inst{inst.GetAssociatedPseudoOperation(IR::Opcode::GetSparseFromOp)};
+ if (sparse_inst) {
+ sparse_inst->Invalidate();
+ }
+ return sparse_inst;
+}
+} // Anonymous namespace
+
+void EmitImageSampleImplicitLod(EmitContext& ctx, IR::Inst& inst, const IR::Value& index,
+ std::string_view coords, std::string_view bias_lc,
+ const IR::Value& offset) {
+ const auto info{inst.Flags<IR::TextureInstInfo>()};
+ if (info.has_lod_clamp) {
+ throw NotImplementedException("EmitImageSampleImplicitLod Lod clamp samples");
+ }
+ const auto texture{Texture(ctx, info, index)};
+ const auto bias{info.has_bias ? fmt::format(",{}", bias_lc) : ""};
+ const auto texel{ctx.var_alloc.Define(inst, GlslVarType::F32x4)};
+ const auto sparse_inst{PrepareSparse(inst)};
+ const bool supports_sparse{ctx.profile.support_gl_sparse_textures};
+ if (sparse_inst && !supports_sparse) {
+ LOG_WARNING(Shader_GLSL, "Device does not support sparse texture queries. STUBBING");
+ ctx.AddU1("{}=true;", *sparse_inst);
+ }
+ if (!sparse_inst || !supports_sparse) {
+ if (!offset.IsEmpty()) {
+ const auto offset_str{GetOffsetVec(ctx, offset)};
+ if (ctx.stage == Stage::Fragment) {
+ ctx.Add("{}=textureOffset({},{},{}{});", texel, texture, coords, offset_str, bias);
+ } else {
+ ctx.Add("{}=textureLodOffset({},{},0.0,{});", texel, texture, coords, offset_str);
+ }
+ } else {
+ if (ctx.stage == Stage::Fragment) {
+ ctx.Add("{}=texture({},{}{});", texel, texture, coords, bias);
+ } else {
+ ctx.Add("{}=textureLod({},{},0.0);", texel, texture, coords);
+ }
+ }
+ return;
+ }
+ if (!offset.IsEmpty()) {
+ ctx.AddU1("{}=sparseTexelsResidentARB(sparseTextureOffsetARB({},{},{},{}{}));",
+ *sparse_inst, texture, coords, GetOffsetVec(ctx, offset), texel, bias);
+ } else {
+ ctx.AddU1("{}=sparseTexelsResidentARB(sparseTextureARB({},{},{}{}));", *sparse_inst,
+ texture, coords, texel, bias);
+ }
+}
+
+void EmitImageSampleExplicitLod(EmitContext& ctx, IR::Inst& inst, const IR::Value& index,
+ std::string_view coords, std::string_view lod_lc,
+ const IR::Value& offset) {
+ const auto info{inst.Flags<IR::TextureInstInfo>()};
+ if (info.has_bias) {
+ throw NotImplementedException("EmitImageSampleExplicitLod Bias texture samples");
+ }
+ if (info.has_lod_clamp) {
+ throw NotImplementedException("EmitImageSampleExplicitLod Lod clamp samples");
+ }
+ const auto texture{Texture(ctx, info, index)};
+ const auto texel{ctx.var_alloc.Define(inst, GlslVarType::F32x4)};
+ const auto sparse_inst{PrepareSparse(inst)};
+ const bool supports_sparse{ctx.profile.support_gl_sparse_textures};
+ if (sparse_inst && !supports_sparse) {
+ LOG_WARNING(Shader_GLSL, "Device does not support sparse texture queries. STUBBING");
+ ctx.AddU1("{}=true;", *sparse_inst);
+ }
+ if (!sparse_inst || !supports_sparse) {
+ if (!offset.IsEmpty()) {
+ ctx.Add("{}=textureLodOffset({},{},{},{});", texel, texture, coords, lod_lc,
+ GetOffsetVec(ctx, offset));
+ } else {
+ ctx.Add("{}=textureLod({},{},{});", texel, texture, coords, lod_lc);
+ }
+ return;
+ }
+ if (!offset.IsEmpty()) {
+ ctx.AddU1("{}=sparseTexelsResidentARB(sparseTexelFetchOffsetARB({},{},int({}),{},{}));",
+ *sparse_inst, texture, CastToIntVec(coords, info), lod_lc,
+ GetOffsetVec(ctx, offset), texel);
+ } else {
+ ctx.AddU1("{}=sparseTexelsResidentARB(sparseTextureLodARB({},{},{},{}));", *sparse_inst,
+ texture, coords, lod_lc, texel);
+ }
+}
+
+void EmitImageSampleDrefImplicitLod(EmitContext& ctx, IR::Inst& inst, const IR::Value& index,
+ std::string_view coords, std::string_view dref,
+ std::string_view bias_lc, const IR::Value& offset) {
+ const auto info{inst.Flags<IR::TextureInstInfo>()};
+ const auto sparse_inst{PrepareSparse(inst)};
+ if (sparse_inst) {
+ throw NotImplementedException("EmitImageSampleDrefImplicitLod Sparse texture samples");
+ }
+ if (info.has_bias) {
+ throw NotImplementedException("EmitImageSampleDrefImplicitLod Bias texture samples");
+ }
+ if (info.has_lod_clamp) {
+ throw NotImplementedException("EmitImageSampleDrefImplicitLod Lod clamp samples");
+ }
+ const auto texture{Texture(ctx, info, index)};
+ const auto bias{info.has_bias ? fmt::format(",{}", bias_lc) : ""};
+ const bool needs_shadow_ext{NeedsShadowLodExt(info.type)};
+ const auto cast{needs_shadow_ext ? "vec4" : "vec3"};
+ const bool use_grad{!ctx.profile.support_gl_texture_shadow_lod &&
+ ctx.stage != Stage::Fragment && needs_shadow_ext};
+ if (use_grad) {
+ LOG_WARNING(Shader_GLSL,
+ "Device lacks GL_EXT_texture_shadow_lod. Using textureGrad fallback");
+ if (info.type == TextureType::ColorArrayCube) {
+ LOG_WARNING(Shader_GLSL, "textureGrad does not support ColorArrayCube. Stubbing");
+ ctx.AddF32("{}=0.0f;", inst);
+ return;
+ }
+ const auto d_cast{info.type == TextureType::ColorArray2D ? "vec2" : "vec3"};
+ ctx.AddF32("{}=textureGrad({},{}({},{}),{}(0),{}(0));", inst, texture, cast, coords, dref,
+ d_cast, d_cast);
+ return;
+ }
+ if (!offset.IsEmpty()) {
+ const auto offset_str{GetOffsetVec(ctx, offset)};
+ if (ctx.stage == Stage::Fragment) {
+ ctx.AddF32("{}=textureOffset({},{}({},{}),{}{});", inst, texture, cast, coords, dref,
+ offset_str, bias);
+ } else {
+ ctx.AddF32("{}=textureLodOffset({},{}({},{}),0.0,{});", inst, texture, cast, coords,
+ dref, offset_str);
+ }
+ } else {
+ if (ctx.stage == Stage::Fragment) {
+ if (info.type == TextureType::ColorArrayCube) {
+ ctx.AddF32("{}=texture({},vec4({}),{});", inst, texture, coords, dref);
+ } else {
+ ctx.AddF32("{}=texture({},{}({},{}){});", inst, texture, cast, coords, dref, bias);
+ }
+ } else {
+ ctx.AddF32("{}=textureLod({},{}({},{}),0.0);", inst, texture, cast, coords, dref);
+ }
+ }
+}
+
+void EmitImageSampleDrefExplicitLod(EmitContext& ctx, IR::Inst& inst, const IR::Value& index,
+ std::string_view coords, std::string_view dref,
+ std::string_view lod_lc, const IR::Value& offset) {
+ const auto info{inst.Flags<IR::TextureInstInfo>()};
+ const auto sparse_inst{PrepareSparse(inst)};
+ if (sparse_inst) {
+ throw NotImplementedException("EmitImageSampleDrefExplicitLod Sparse texture samples");
+ }
+ if (info.has_bias) {
+ throw NotImplementedException("EmitImageSampleDrefExplicitLod Bias texture samples");
+ }
+ if (info.has_lod_clamp) {
+ throw NotImplementedException("EmitImageSampleDrefExplicitLod Lod clamp samples");
+ }
+ const auto texture{Texture(ctx, info, index)};
+ const bool needs_shadow_ext{NeedsShadowLodExt(info.type)};
+ const bool use_grad{!ctx.profile.support_gl_texture_shadow_lod && needs_shadow_ext};
+ const auto cast{needs_shadow_ext ? "vec4" : "vec3"};
+ if (use_grad) {
+ LOG_WARNING(Shader_GLSL,
+ "Device lacks GL_EXT_texture_shadow_lod. Using textureGrad fallback");
+ if (info.type == TextureType::ColorArrayCube) {
+ LOG_WARNING(Shader_GLSL, "textureGrad does not support ColorArrayCube. Stubbing");
+ ctx.AddF32("{}=0.0f;", inst);
+ return;
+ }
+ const auto d_cast{info.type == TextureType::ColorArray2D ? "vec2" : "vec3"};
+ ctx.AddF32("{}=textureGrad({},{}({},{}),{}(0),{}(0));", inst, texture, cast, coords, dref,
+ d_cast, d_cast);
+ return;
+ }
+ if (!offset.IsEmpty()) {
+ const auto offset_str{GetOffsetVec(ctx, offset)};
+ if (info.type == TextureType::ColorArrayCube) {
+ ctx.AddF32("{}=textureLodOffset({},{},{},{},{});", inst, texture, coords, dref, lod_lc,
+ offset_str);
+ } else {
+ ctx.AddF32("{}=textureLodOffset({},{}({},{}),{},{});", inst, texture, cast, coords,
+ dref, lod_lc, offset_str);
+ }
+ } else {
+ if (info.type == TextureType::ColorArrayCube) {
+ ctx.AddF32("{}=textureLod({},{},{},{});", inst, texture, coords, dref, lod_lc);
+ } else {
+ ctx.AddF32("{}=textureLod({},{}({},{}),{});", inst, texture, cast, coords, dref,
+ lod_lc);
+ }
+ }
+}
+
+void EmitImageGather(EmitContext& ctx, IR::Inst& inst, const IR::Value& index,
+ std::string_view coords, const IR::Value& offset, const IR::Value& offset2) {
+ const auto info{inst.Flags<IR::TextureInstInfo>()};
+ const auto texture{Texture(ctx, info, index)};
+ const auto texel{ctx.var_alloc.Define(inst, GlslVarType::F32x4)};
+ const auto sparse_inst{PrepareSparse(inst)};
+ const bool supports_sparse{ctx.profile.support_gl_sparse_textures};
+ if (sparse_inst && !supports_sparse) {
+ LOG_WARNING(Shader_GLSL, "Device does not support sparse texture queries. STUBBING");
+ ctx.AddU1("{}=true;", *sparse_inst);
+ }
+ if (!sparse_inst || !supports_sparse) {
+ if (offset.IsEmpty()) {
+ ctx.Add("{}=textureGather({},{},int({}));", texel, texture, coords,
+ info.gather_component);
+ return;
+ }
+ if (offset2.IsEmpty()) {
+ ctx.Add("{}=textureGatherOffset({},{},{},int({}));", texel, texture, coords,
+ GetOffsetVec(ctx, offset), info.gather_component);
+ return;
+ }
+ // PTP
+ const auto offsets{PtpOffsets(offset, offset2)};
+ ctx.Add("{}=textureGatherOffsets({},{},{},int({}));", texel, texture, coords, offsets,
+ info.gather_component);
+ return;
+ }
+ if (offset.IsEmpty()) {
+ ctx.AddU1("{}=sparseTexelsResidentARB(sparseTextureGatherARB({},{},{},int({})));",
+ *sparse_inst, texture, coords, texel, info.gather_component);
+ return;
+ }
+ if (offset2.IsEmpty()) {
+ ctx.AddU1("{}=sparseTexelsResidentARB(sparseTextureGatherOffsetARB({},{},{},{},int({})));",
+ *sparse_inst, texture, CastToIntVec(coords, info), GetOffsetVec(ctx, offset),
+ texel, info.gather_component);
+ return;
+ }
+ // PTP
+ const auto offsets{PtpOffsets(offset, offset2)};
+ ctx.AddU1("{}=sparseTexelsResidentARB(sparseTextureGatherOffsetARB({},{},{},{},int({})));",
+ *sparse_inst, texture, CastToIntVec(coords, info), offsets, texel,
+ info.gather_component);
+}
+
+void EmitImageGatherDref(EmitContext& ctx, IR::Inst& inst, const IR::Value& index,
+ std::string_view coords, const IR::Value& offset, const IR::Value& offset2,
+ std::string_view dref) {
+ const auto info{inst.Flags<IR::TextureInstInfo>()};
+ const auto texture{Texture(ctx, info, index)};
+ const auto texel{ctx.var_alloc.Define(inst, GlslVarType::F32x4)};
+ const auto sparse_inst{PrepareSparse(inst)};
+ const bool supports_sparse{ctx.profile.support_gl_sparse_textures};
+ if (sparse_inst && !supports_sparse) {
+ LOG_WARNING(Shader_GLSL, "Device does not support sparse texture queries. STUBBING");
+ ctx.AddU1("{}=true;", *sparse_inst);
+ }
+ if (!sparse_inst || !supports_sparse) {
+ if (offset.IsEmpty()) {
+ ctx.Add("{}=textureGather({},{},{});", texel, texture, coords, dref);
+ return;
+ }
+ if (offset2.IsEmpty()) {
+ ctx.Add("{}=textureGatherOffset({},{},{},{});", texel, texture, coords, dref,
+ GetOffsetVec(ctx, offset));
+ return;
+ }
+ // PTP
+ const auto offsets{PtpOffsets(offset, offset2)};
+ ctx.Add("{}=textureGatherOffsets({},{},{},{});", texel, texture, coords, dref, offsets);
+ return;
+ }
+ if (offset.IsEmpty()) {
+ ctx.AddU1("{}=sparseTexelsResidentARB(sparseTextureGatherARB({},{},{},{}));", *sparse_inst,
+ texture, coords, dref, texel);
+ return;
+ }
+ if (offset2.IsEmpty()) {
+ ctx.AddU1("{}=sparseTexelsResidentARB(sparseTextureGatherOffsetARB({},{},{},,{},{}));",
+ *sparse_inst, texture, CastToIntVec(coords, info), dref,
+ GetOffsetVec(ctx, offset), texel);
+ return;
+ }
+ // PTP
+ const auto offsets{PtpOffsets(offset, offset2)};
+ ctx.AddU1("{}=sparseTexelsResidentARB(sparseTextureGatherOffsetARB({},{},{},,{},{}));",
+ *sparse_inst, texture, CastToIntVec(coords, info), dref, offsets, texel);
+}
+
+void EmitImageFetch(EmitContext& ctx, IR::Inst& inst, const IR::Value& index,
+ std::string_view coords, std::string_view offset, std::string_view lod,
+ [[maybe_unused]] std::string_view ms) {
+ const auto info{inst.Flags<IR::TextureInstInfo>()};
+ if (info.has_bias) {
+ throw NotImplementedException("EmitImageFetch Bias texture samples");
+ }
+ if (info.has_lod_clamp) {
+ throw NotImplementedException("EmitImageFetch Lod clamp samples");
+ }
+ const auto texture{Texture(ctx, info, index)};
+ const auto sparse_inst{PrepareSparse(inst)};
+ const auto texel{ctx.var_alloc.Define(inst, GlslVarType::F32x4)};
+ const bool supports_sparse{ctx.profile.support_gl_sparse_textures};
+ if (sparse_inst && !supports_sparse) {
+ LOG_WARNING(Shader_GLSL, "Device does not support sparse texture queries. STUBBING");
+ ctx.AddU1("{}=true;", *sparse_inst);
+ }
+ if (!sparse_inst || !supports_sparse) {
+ if (!offset.empty()) {
+ ctx.Add("{}=texelFetchOffset({},{},int({}),{});", texel, texture,
+ CoordsCastToInt(coords, info), lod, CoordsCastToInt(offset, info));
+ } else {
+ if (info.type == TextureType::Buffer) {
+ ctx.Add("{}=texelFetch({},int({}));", texel, texture, coords);
+ } else {
+ ctx.Add("{}=texelFetch({},{},int({}));", texel, texture,
+ CoordsCastToInt(coords, info), lod);
+ }
+ }
+ return;
+ }
+ if (!offset.empty()) {
+ ctx.AddU1("{}=sparseTexelsResidentARB(sparseTexelFetchOffsetARB({},{},int({}),{},{}));",
+ *sparse_inst, texture, CastToIntVec(coords, info), lod,
+ CastToIntVec(offset, info), texel);
+ } else {
+ ctx.AddU1("{}=sparseTexelsResidentARB(sparseTexelFetchARB({},{},int({}),{}));",
+ *sparse_inst, texture, CastToIntVec(coords, info), lod, texel);
+ }
+}
+
+void EmitImageQueryDimensions(EmitContext& ctx, IR::Inst& inst, const IR::Value& index,
+ std::string_view lod) {
+ const auto info{inst.Flags<IR::TextureInstInfo>()};
+ const auto texture{Texture(ctx, info, index)};
+ switch (info.type) {
+ case TextureType::Color1D:
+ return ctx.AddU32x4(
+ "{}=uvec4(uint(textureSize({},int({}))),0u,0u,uint(textureQueryLevels({})));", inst,
+ texture, lod, texture);
+ case TextureType::ColorArray1D:
+ case TextureType::Color2D:
+ case TextureType::ColorCube:
+ return ctx.AddU32x4(
+ "{}=uvec4(uvec2(textureSize({},int({}))),0u,uint(textureQueryLevels({})));", inst,
+ texture, lod, texture);
+ case TextureType::ColorArray2D:
+ case TextureType::Color3D:
+ case TextureType::ColorArrayCube:
+ return ctx.AddU32x4(
+ "{}=uvec4(uvec3(textureSize({},int({}))),uint(textureQueryLevels({})));", inst, texture,
+ lod, texture);
+ case TextureType::Buffer:
+ throw NotImplementedException("EmitImageQueryDimensions Texture buffers");
+ }
+ throw LogicError("Unspecified image type {}", info.type.Value());
+}
+
+void EmitImageQueryLod(EmitContext& ctx, IR::Inst& inst, const IR::Value& index,
+ std::string_view coords) {
+ const auto info{inst.Flags<IR::TextureInstInfo>()};
+ const auto texture{Texture(ctx, info, index)};
+ return ctx.AddF32x4("{}=vec4(textureQueryLod({},{}),0.0,0.0);", inst, texture, coords);
+}
+
+void EmitImageGradient(EmitContext& ctx, IR::Inst& inst, const IR::Value& index,
+ std::string_view coords, const IR::Value& derivatives,
+ const IR::Value& offset, [[maybe_unused]] const IR::Value& lod_clamp) {
+ const auto info{inst.Flags<IR::TextureInstInfo>()};
+ if (info.has_lod_clamp) {
+ throw NotImplementedException("EmitImageGradient Lod clamp samples");
+ }
+ const auto sparse_inst{PrepareSparse(inst)};
+ if (sparse_inst) {
+ throw NotImplementedException("EmitImageGradient Sparse");
+ }
+ if (!offset.IsEmpty()) {
+ throw NotImplementedException("EmitImageGradient offset");
+ }
+ const auto texture{Texture(ctx, info, index)};
+ const auto texel{ctx.var_alloc.Define(inst, GlslVarType::F32x4)};
+ const bool multi_component{info.num_derivates > 1 || info.has_lod_clamp};
+ const auto derivatives_vec{ctx.var_alloc.Consume(derivatives)};
+ if (multi_component) {
+ ctx.Add("{}=textureGrad({},{},vec2({}.xz),vec2({}.yz));", texel, texture, coords,
+ derivatives_vec, derivatives_vec);
+ } else {
+ ctx.Add("{}=textureGrad({},{},float({}.x),float({}.y));", texel, texture, coords,
+ derivatives_vec, derivatives_vec);
+ }
+}
+
+void EmitImageRead(EmitContext& ctx, IR::Inst& inst, const IR::Value& index,
+ std::string_view coords) {
+ const auto info{inst.Flags<IR::TextureInstInfo>()};
+ const auto sparse_inst{PrepareSparse(inst)};
+ if (sparse_inst) {
+ throw NotImplementedException("EmitImageRead Sparse");
+ }
+ const auto image{Image(ctx, info, index)};
+ ctx.AddU32x4("{}=uvec4(imageLoad({},{}));", inst, image, CoordsCastToInt(coords, info));
+}
+
+void EmitImageWrite(EmitContext& ctx, IR::Inst& inst, const IR::Value& index,
+ std::string_view coords, std::string_view color) {
+ const auto info{inst.Flags<IR::TextureInstInfo>()};
+ const auto image{Image(ctx, info, index)};
+ ctx.Add("imageStore({},{},{});", image, CoordsCastToInt(coords, info), color);
+}
+
+void EmitImageAtomicIAdd32(EmitContext& ctx, IR::Inst& inst, const IR::Value& index,
+ std::string_view coords, std::string_view value) {
+ const auto info{inst.Flags<IR::TextureInstInfo>()};
+ const auto image{Image(ctx, info, index)};
+ ctx.AddU32("{}=imageAtomicAdd({},{},{});", inst, image, CoordsCastToInt(coords, info), value);
+}
+
+void EmitImageAtomicSMin32(EmitContext& ctx, IR::Inst& inst, const IR::Value& index,
+ std::string_view coords, std::string_view value) {
+ const auto info{inst.Flags<IR::TextureInstInfo>()};
+ const auto image{Image(ctx, info, index)};
+ ctx.AddU32("{}=imageAtomicMin({},{},int({}));", inst, image, CoordsCastToInt(coords, info),
+ value);
+}
+
+void EmitImageAtomicUMin32(EmitContext& ctx, IR::Inst& inst, const IR::Value& index,
+ std::string_view coords, std::string_view value) {
+ const auto info{inst.Flags<IR::TextureInstInfo>()};
+ const auto image{Image(ctx, info, index)};
+ ctx.AddU32("{}=imageAtomicMin({},{},uint({}));", inst, image, CoordsCastToInt(coords, info),
+ value);
+}
+
+void EmitImageAtomicSMax32(EmitContext& ctx, IR::Inst& inst, const IR::Value& index,
+ std::string_view coords, std::string_view value) {
+ const auto info{inst.Flags<IR::TextureInstInfo>()};
+ const auto image{Image(ctx, info, index)};
+ ctx.AddU32("{}=imageAtomicMax({},{},int({}));", inst, image, CoordsCastToInt(coords, info),
+ value);
+}
+
+void EmitImageAtomicUMax32(EmitContext& ctx, IR::Inst& inst, const IR::Value& index,
+ std::string_view coords, std::string_view value) {
+ const auto info{inst.Flags<IR::TextureInstInfo>()};
+ const auto image{Image(ctx, info, index)};
+ ctx.AddU32("{}=imageAtomicMax({},{},uint({}));", inst, image, CoordsCastToInt(coords, info),
+ value);
+}
+
+void EmitImageAtomicInc32(EmitContext&, IR::Inst&, const IR::Value&, std::string_view,
+ std::string_view) {
+ NotImplemented();
+}
+
+void EmitImageAtomicDec32(EmitContext&, IR::Inst&, const IR::Value&, std::string_view,
+ std::string_view) {
+ NotImplemented();
+}
+
+void EmitImageAtomicAnd32(EmitContext& ctx, IR::Inst& inst, const IR::Value& index,
+ std::string_view coords, std::string_view value) {
+ const auto info{inst.Flags<IR::TextureInstInfo>()};
+ const auto image{Image(ctx, info, index)};
+ ctx.AddU32("{}=imageAtomicAnd({},{},{});", inst, image, CoordsCastToInt(coords, info), value);
+}
+
+void EmitImageAtomicOr32(EmitContext& ctx, IR::Inst& inst, const IR::Value& index,
+ std::string_view coords, std::string_view value) {
+ const auto info{inst.Flags<IR::TextureInstInfo>()};
+ const auto image{Image(ctx, info, index)};
+ ctx.AddU32("{}=imageAtomicOr({},{},{});", inst, image, CoordsCastToInt(coords, info), value);
+}
+
+void EmitImageAtomicXor32(EmitContext& ctx, IR::Inst& inst, const IR::Value& index,
+ std::string_view coords, std::string_view value) {
+ const auto info{inst.Flags<IR::TextureInstInfo>()};
+ const auto image{Image(ctx, info, index)};
+ ctx.AddU32("{}=imageAtomicXor({},{},{});", inst, image, CoordsCastToInt(coords, info), value);
+}
+
+void EmitImageAtomicExchange32(EmitContext& ctx, IR::Inst& inst, const IR::Value& index,
+ std::string_view coords, std::string_view value) {
+ const auto info{inst.Flags<IR::TextureInstInfo>()};
+ const auto image{Image(ctx, info, index)};
+ ctx.AddU32("{}=imageAtomicExchange({},{},{});", inst, image, CoordsCastToInt(coords, info),
+ value);
+}
+
+void EmitBindlessImageSampleImplicitLod(EmitContext&) {
+ NotImplemented();
+}
+
+void EmitBindlessImageSampleExplicitLod(EmitContext&) {
+ NotImplemented();
+}
+
+void EmitBindlessImageSampleDrefImplicitLod(EmitContext&) {
+ NotImplemented();
+}
+
+void EmitBindlessImageSampleDrefExplicitLod(EmitContext&) {
+ NotImplemented();
+}
+
+void EmitBindlessImageGather(EmitContext&) {
+ NotImplemented();
+}
+
+void EmitBindlessImageGatherDref(EmitContext&) {
+ NotImplemented();
+}
+
+void EmitBindlessImageFetch(EmitContext&) {
+ NotImplemented();
+}
+
+void EmitBindlessImageQueryDimensions(EmitContext&) {
+ NotImplemented();
+}
+
+void EmitBindlessImageQueryLod(EmitContext&) {
+ NotImplemented();
+}
+
+void EmitBindlessImageGradient(EmitContext&) {
+ NotImplemented();
+}
+
+void EmitBindlessImageRead(EmitContext&) {
+ NotImplemented();
+}
+
+void EmitBindlessImageWrite(EmitContext&) {
+ NotImplemented();
+}
+
+void EmitBoundImageSampleImplicitLod(EmitContext&) {
+ NotImplemented();
+}
+
+void EmitBoundImageSampleExplicitLod(EmitContext&) {
+ NotImplemented();
+}
+
+void EmitBoundImageSampleDrefImplicitLod(EmitContext&) {
+ NotImplemented();
+}
+
+void EmitBoundImageSampleDrefExplicitLod(EmitContext&) {
+ NotImplemented();
+}
+
+void EmitBoundImageGather(EmitContext&) {
+ NotImplemented();
+}
+
+void EmitBoundImageGatherDref(EmitContext&) {
+ NotImplemented();
+}
+
+void EmitBoundImageFetch(EmitContext&) {
+ NotImplemented();
+}
+
+void EmitBoundImageQueryDimensions(EmitContext&) {
+ NotImplemented();
+}
+
+void EmitBoundImageQueryLod(EmitContext&) {
+ NotImplemented();
+}
+
+void EmitBoundImageGradient(EmitContext&) {
+ NotImplemented();
+}
+
+void EmitBoundImageRead(EmitContext&) {
+ NotImplemented();
+}
+
+void EmitBoundImageWrite(EmitContext&) {
+ NotImplemented();
+}
+
+void EmitBindlessImageAtomicIAdd32(EmitContext&) {
+ NotImplemented();
+}
+
+void EmitBindlessImageAtomicSMin32(EmitContext&) {
+ NotImplemented();
+}
+
+void EmitBindlessImageAtomicUMin32(EmitContext&) {
+ NotImplemented();
+}
+
+void EmitBindlessImageAtomicSMax32(EmitContext&) {
+ NotImplemented();
+}
+
+void EmitBindlessImageAtomicUMax32(EmitContext&) {
+ NotImplemented();
+}
+
+void EmitBindlessImageAtomicInc32(EmitContext&) {
+ NotImplemented();
+}
+
+void EmitBindlessImageAtomicDec32(EmitContext&) {
+ NotImplemented();
+}
+
+void EmitBindlessImageAtomicAnd32(EmitContext&) {
+ NotImplemented();
+}
+
+void EmitBindlessImageAtomicOr32(EmitContext&) {
+ NotImplemented();
+}
+
+void EmitBindlessImageAtomicXor32(EmitContext&) {
+ NotImplemented();
+}
+
+void EmitBindlessImageAtomicExchange32(EmitContext&) {
+ NotImplemented();
+}
+
+void EmitBoundImageAtomicIAdd32(EmitContext&) {
+ NotImplemented();
+}
+
+void EmitBoundImageAtomicSMin32(EmitContext&) {
+ NotImplemented();
+}
+
+void EmitBoundImageAtomicUMin32(EmitContext&) {
+ NotImplemented();
+}
+
+void EmitBoundImageAtomicSMax32(EmitContext&) {
+ NotImplemented();
+}
+
+void EmitBoundImageAtomicUMax32(EmitContext&) {
+ NotImplemented();
+}
+
+void EmitBoundImageAtomicInc32(EmitContext&) {
+ NotImplemented();
+}
+
+void EmitBoundImageAtomicDec32(EmitContext&) {
+ NotImplemented();
+}
+
+void EmitBoundImageAtomicAnd32(EmitContext&) {
+ NotImplemented();
+}
+
+void EmitBoundImageAtomicOr32(EmitContext&) {
+ NotImplemented();
+}
+
+void EmitBoundImageAtomicXor32(EmitContext&) {
+ NotImplemented();
+}
+
+void EmitBoundImageAtomicExchange32(EmitContext&) {
+ NotImplemented();
+}
+
+} // namespace Shader::Backend::GLSL
generated by cgit v1.2.3-70-g09d2 (git 2.49.0) at 2025-04-02 18:36:11 +0000