N-archive/suyu
1
0
Fork 0
mirror of https://git.suyu.dev/suyu/suyu.git synced 2024-11-27 01:02:48 +01:00
Code Issues Projects Releases Packages Wiki Activity Actions

shader: Properly manage attributes not written from previous stages

Browse source
This commit is contained in:
ReinUsesLisp 2021-06-16 04:59:30 -03:00 committed by ameerj
parent 892b8aa2ad
commit 374eeda1a3
12 changed files with 62 additions and 41 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

26
src/shader_recompiler/backend/glsl/emit_context.cpp
View file

@ -327,11 +327,12 @@ EmitContext::EmitContext(IR::Program& program, Bindings& bindings, const Profile
for (size_t index = 0; index < info.input_generics.size(); ++index) {
const auto& generic{info.input_generics[index]};
if (generic.used) {
header += fmt::format("layout(location={}){}in vec4 in_attr{}{};", index,
InterpDecorator(generic.interpolation), index,
InputArrayDecorator(stage));
if (!generic.used || !runtime_info.previous_stage_stores_generic[index]) {
continue;
}
header +=
fmt::format("layout(location={}){}in vec4 in_attr{}{};", index,
InterpDecorator(generic.interpolation), index, InputArrayDecorator(stage));
}
for (size_t index = 0; index < info.uses_patches.size(); ++index) {
if (!info.uses_patches[index]) {
@ -349,10 +350,10 @@ EmitContext::EmitContext(IR::Program& program, Bindings& bindings, const Profile
}
}
for (size_t index = 0; index < info.stores_generics.size(); ++index) {
// TODO: Properly resolve attribute issues
if (info.stores_generics[index] || StageInitializesVaryings()) {
DefineGenericOutput(index, program.invocations);
if (!info.stores_generics[index]) {
continue;
}
DefineGenericOutput(index, program.invocations);
}
DefineConstantBuffers(bindings);
DefineStorageBuffers(bindings);
@ -362,17 +363,6 @@ EmitContext::EmitContext(IR::Program& program, Bindings& bindings, const Profile
DefineConstants();
}
bool EmitContext::StageInitializesVaryings() const noexcept {
switch (stage) {
case Stage::VertexA:
case Stage::VertexB:
case Stage::Geometry:
return true;
default:
return false;
}
}
void EmitContext::SetupExtensions() {
if (info.uses_shadow_lod && profile.support_gl_texture_shadow_lod) {
header += "#extension GL_EXT_texture_shadow_lod : enable\n";

2
src/shader_recompiler/backend/glsl/emit_context.h
View file

@ -136,8 +136,6 @@ public:
code += '\n';
}
[[nodiscard]] bool StageInitializesVaryings() const noexcept;
std::string header;
std::string code;
VarAlloc var_alloc;

5
src/shader_recompiler/backend/glsl/emit_glsl_context_get_set.cpp
View file

@ -8,6 +8,7 @@
#include "shader_recompiler/backend/glsl/emit_glsl_instructions.h"
#include "shader_recompiler/frontend/ir/value.h"
#include "shader_recompiler/profile.h"
#include "shader_recompiler/runtime_info.h"
namespace Shader::Backend::GLSL {
namespace {
@ -179,6 +180,10 @@ void EmitGetAttribute(EmitContext& ctx, IR::Inst& inst, IR::Attribute attr,
const char swizzle{"xyzw"[element]};
if (IR::IsGeneric(attr)) {
const u32 index{IR::GenericAttributeIndex(attr)};
if (!ctx.runtime_info.previous_stage_stores_generic[index]) {
ctx.AddF32("{}=0.f;", inst, attr);
return;
}
ctx.AddF32("{}=in_attr{}{}.{};", inst, index, InputVertexIndex(ctx, vertex), swizzle);
return;
}

18
src/shader_recompiler/backend/glsl/emit_glsl_special.cpp
View file

@ -12,11 +12,12 @@
namespace Shader::Backend::GLSL {
namespace {
void InitializeVaryings(EmitContext& ctx) {
ctx.Add("gl_Position=vec4(0,0,0,1);");
// TODO: Properly resolve attribute issues
for (size_t index = 0; index < ctx.info.stores_generics.size() / 2; ++index) {
if (!ctx.info.stores_generics[index]) {
void InitializeOutputVaryings(EmitContext& ctx) {
if (ctx.stage == Stage::VertexB || ctx.stage == Stage::Geometry) {
ctx.Add("gl_Position=vec4(0,0,0,1);");
}
for (size_t index = 0; index < 16; ++index) {
if (ctx.info.stores_generics[index]) {
ctx.Add("out_attr{}=vec4(0,0,0,1);", index);
}
}
@ -56,9 +57,8 @@ void EmitPhiMove(EmitContext& ctx, const IR::Value& phi_value, const IR::Value&
}
void EmitPrologue(EmitContext& ctx) {
if (ctx.StageInitializesVaryings()) {
InitializeVaryings(ctx);
}
InitializeOutputVaryings(ctx);
if (ctx.stage == Stage::Fragment && ctx.profile.need_declared_frag_colors) {
for (size_t index = 0; index < ctx.info.stores_frag_color.size(); ++index) {
if (ctx.info.stores_frag_color[index]) {
@ -73,7 +73,7 @@ void EmitEpilogue(EmitContext&) {}
void EmitEmitVertex(EmitContext& ctx, const IR::Value& stream) {
ctx.Add("EmitStreamVertex(int({}));", ctx.var_alloc.Consume(stream));
InitializeVaryings(ctx);
InitializeOutputVaryings(ctx);
}
void EmitEndPrimitive(EmitContext& ctx, const IR::Value& stream) {

3
src/shader_recompiler/backend/spirv/emit_context.cpp
View file

@ -1209,6 +1209,9 @@ void EmitContext::DefineInputs(const Info& info) {
tess_coord = DefineInput(*this, F32[3], false, spv::BuiltIn::TessCoord);
}
for (size_t index = 0; index < info.input_generics.size(); ++index) {
if (!runtime_info.previous_stage_stores_generic[index]) {
continue;
}
const InputVarying generic{info.input_generics[index]};
if (!generic.used) {
continue;

2
src/shader_recompiler/backend/spirv/emit_spirv_context_get_set.cpp
View file

@ -286,7 +286,7 @@ Id EmitGetAttribute(EmitContext& ctx, IR::Attribute attr, Id vertex) {
if (IR::IsGeneric(attr)) {
const u32 index{IR::GenericAttributeIndex(attr)};
const std::optional<AttrInfo> type{AttrTypes(ctx, index)};
if (!type) {
if (!type || !ctx.runtime_info.previous_stage_stores_generic[index]) {
// Attribute is disabled
return ctx.Const(0.0f);
}

4
src/shader_recompiler/frontend/maxwell/translate_program.cpp
View file

@ -192,7 +192,9 @@ IR::Program MergeDualVertexPrograms(IR::Program& vertex_a, IR::Program& vertex_b
result.local_memory_size = std::max(vertex_a.local_memory_size, vertex_b.local_memory_size);
for (size_t index = 0; index < 32; ++index) {
result.info.input_generics[index].used |= vertex_b.info.input_generics[index].used;
result.info.stores_generics[index] |= vertex_b.info.stores_generics[index];
if (vertex_b.info.stores_generics[index]) {
result.info.stores_generics[index] = true;
}
}
Optimization::JoinTextureInfo(result.info, vertex_b.info);
Optimization::JoinStorageInfo(result.info, vertex_b.info);

6
src/shader_recompiler/ir_opt/collect_shader_info_pass.cpp
View file

@ -79,7 +79,7 @@ void GetAttribute(Info& info, IR::Attribute attr) {
void SetAttribute(Info& info, IR::Attribute attr) {
if (IR::IsGeneric(attr)) {
info.stores_generics.at(IR::GenericAttributeIndex(attr)) = true;
info.stores_generics[IR::GenericAttributeIndex(attr)] = true;
return;
}
if (attr >= IR::Attribute::FixedFncTexture0S && attr <= IR::Attribute::FixedFncTexture9Q) {
@ -956,7 +956,9 @@ void GatherInfoFromHeader(Environment& env, Info& info) {
}
if (info.stores_indexed_attributes) {
for (size_t i = 0; i < info.stores_generics.size(); i++) {
info.stores_generics[i] |= header.vtg.IsOutputGenericVectorActive(i);
if (header.vtg.IsOutputGenericVectorActive(i)) {
info.stores_generics[i] = true;
}
}
info.stores_clip_distance |= header.vtg.omap_systemc.clip_distances != 0;
info.stores_position |= header.vtg.omap_systemb.position != 0;

8
src/shader_recompiler/runtime_info.h
View file

@ -5,6 +5,7 @@
#pragma once
#include <array>
#include <bitset>
#include <optional>
#include <vector>
@ -59,6 +60,8 @@ struct TransformFeedbackVarying {
struct RuntimeInfo {
std::array<AttributeType, 32> generic_input_types{};
std::bitset<32> previous_stage_stores_generic{};
bool convert_depth_mode{};
bool force_early_z{};
@ -72,11 +75,12 @@ struct RuntimeInfo {
std::optional<CompareFunction> alpha_test_func;
float alpha_test_reference{};
// Static y negate value
/// Static Y negate value
bool y_negate{};
// Use storage buffers instead of global pointers on GLASM
/// Use storage buffers instead of global pointers on GLASM
bool glasm_use_storage_buffers{};
/// Transform feedback state for each varying
std::vector<TransformFeedbackVarying> xfb_varyings;
};

2
src/shader_recompiler/shader_info.h
View file

@ -140,7 +140,7 @@ struct Info {
bool stores_sample_mask{};
bool stores_frag_depth{};
std::array<bool, 32> stores_generics{};
std::bitset<32> stores_generics{};
bool stores_layer{};
bool stores_viewport_index{};
bool stores_point_size{};

11
src/video_core/renderer_opengl/gl_shader_cache.cpp
View file

@ -58,8 +58,15 @@ auto MakeSpan(Container& container) {
Shader::RuntimeInfo MakeRuntimeInfo(const GraphicsPipelineKey& key,
const Shader::IR::Program& program,
const Shader::IR::Program* previous_program,
bool glasm_use_storage_buffers, bool use_assembly_shaders) {
Shader::RuntimeInfo info;
if (previous_program) {
info.previous_stage_stores_generic = previous_program->info.stores_generics;
} else {
// Mark all stores as available
info.previous_stage_stores_generic.flip();
}
switch (program.stage) {
case Shader::Stage::VertexB:
case Shader::Stage::Geometry:
@ -400,6 +407,7 @@ std::unique_ptr<GraphicsPipeline> ShaderCache::CreateGraphicsPipeline(
OGLProgram source_program;
std::array<std::string, 5> sources;
Shader::Backend::Bindings binding;
Shader::IR::Program* previous_program{};
const bool use_glasm{device.UseAssemblyShaders()};
const size_t first_index = uses_vertex_a && uses_vertex_b ? 1 : 0;
for (size_t index = first_index; index < Maxwell::MaxShaderProgram; ++index) {
@ -413,12 +421,13 @@ std::unique_ptr<GraphicsPipeline> ShaderCache::CreateGraphicsPipeline(
infos[stage_index] = &program.info;
const auto runtime_info{
MakeRuntimeInfo(key, program, glasm_use_storage_buffers, use_glasm)};
MakeRuntimeInfo(key, program, previous_program, glasm_use_storage_buffers, use_glasm)};
if (use_glasm) {
sources[stage_index] = EmitGLASM(profile, runtime_info, program, binding);
} else {
sources[stage_index] = EmitGLSL(profile, runtime_info, program, binding);
}
previous_program = &program;
}
auto* const thread_worker{build_in_parallel ? workers.get() : nullptr};
VideoCore::ShaderNotify* const notify{build_in_parallel ? &shader_notify : nullptr};

16
src/video_core/renderer_vulkan/vk_pipeline_cache.cpp
View file

@ -90,7 +90,7 @@ Shader::CompareFunction MaxwellToCompareFunction(Maxwell::ComparisonOp compariso
return {};
}
static Shader::AttributeType CastAttributeType(const FixedPipelineState::VertexAttribute& attr) {
Shader::AttributeType CastAttributeType(const FixedPipelineState::VertexAttribute& attr) {
if (attr.enabled == 0) {
return Shader::AttributeType::Disabled;
}
@ -124,9 +124,15 @@ Shader::AttributeType AttributeType(const FixedPipelineState& state, size_t inde
}
Shader::RuntimeInfo MakeRuntimeInfo(const GraphicsPipelineCacheKey& key,
const Shader::IR::Program& program) {
const Shader::IR::Program& program,
const Shader::IR::Program* previous_program) {
Shader::RuntimeInfo info;
if (previous_program) {
info.previous_stage_stores_generic = previous_program->info.stores_generics;
} else {
// Mark all stores as available
info.previous_stage_stores_generic.flip();
}
const Shader::Stage stage{program.stage};
const bool has_geometry{key.unique_hashes[4] != 0};
const bool gl_ndc{key.state.ndc_minus_one_to_one != 0};
@ -499,6 +505,7 @@ std::unique_ptr<GraphicsPipeline> PipelineCache::CreateGraphicsPipeline(
std::array<const Shader::Info*, Maxwell::MaxShaderStage> infos{};
std::array<vk::ShaderModule, Maxwell::MaxShaderStage> modules;
const Shader::IR::Program* previous_stage{};
Shader::Backend::Bindings binding;
for (size_t index = uses_vertex_a && uses_vertex_b ? 1 : 0; index < Maxwell::MaxShaderProgram;
++index) {
@ -511,7 +518,7 @@ std::unique_ptr<GraphicsPipeline> PipelineCache::CreateGraphicsPipeline(
const size_t stage_index{index - 1};
infos[stage_index] = &program.info;
const Shader::RuntimeInfo runtime_info{MakeRuntimeInfo(key, program)};
const Shader::RuntimeInfo runtime_info{MakeRuntimeInfo(key, program, previous_stage)};
const std::vector<u32> code{EmitSPIRV(profile, runtime_info, program, binding)};
device.SaveShader(code);
modules[stage_index] = BuildShader(device, code);
@ -519,6 +526,7 @@ std::unique_ptr<GraphicsPipeline> PipelineCache::CreateGraphicsPipeline(
const std::string name{fmt::format("Shader {:016x}", key.unique_hashes[index])};
modules[stage_index].SetObjectNameEXT(name.c_str());
}
previous_stage = &program;
}
Common::ThreadWorker* const thread_worker{build_in_parallel ? &workers : nullptr};
VideoCore::ShaderNotify* const notify{build_in_parallel ? &shader_notify : nullptr};