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authorameerj <52414509+ameerj@users.noreply.github.com>2021-06-02 06:33:03 +0200
committerameerj <52414509+ameerj@users.noreply.github.com>2021-07-23 03:51:37 +0200
commitf4799e8fa15b92d8d5607dc5dfca4974901ee06c (patch)
treefe05a0bb667c92f018d08aaf7e410fd55746e0c1 /src
parentglsl: Yet another gl_ViewportIndex fix attempt (diff)
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Diffstat (limited to '')
-rw-r--r--src/shader_recompiler/backend/glsl/emit_context.cpp53
-rw-r--r--src/shader_recompiler/backend/glsl/emit_context.h8
-rw-r--r--src/shader_recompiler/backend/glsl/emit_glsl_context_get_set.cpp15
-rw-r--r--src/video_core/renderer_opengl/gl_shader_cache.cpp18
4 files changed, 76 insertions, 18 deletions
diff --git a/src/shader_recompiler/backend/glsl/emit_context.cpp b/src/shader_recompiler/backend/glsl/emit_context.cpp
index 6f10002fe..58355d5e3 100644
--- a/src/shader_recompiler/backend/glsl/emit_context.cpp
+++ b/src/shader_recompiler/backend/glsl/emit_context.cpp
@@ -37,7 +37,6 @@ bool StoresPerVertexAttributes(Stage stage) {
case Stage::VertexA:
case Stage::VertexB:
case Stage::Geometry:
- case Stage::TessellationControl:
case Stage::TessellationEval:
return true;
default:
@@ -154,9 +153,7 @@ void SetupOutPerVertex(Stage stage, const Info& info, std::string& header) {
return;
}
header += "out gl_PerVertex{";
- if (info.stores_position) {
- header += "vec4 gl_Position;";
- }
+ header += "vec4 gl_Position;";
if (info.stores_point_size) {
header += "float gl_PointSize;";
}
@@ -236,10 +233,8 @@ 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
- const auto declaration{fmt::format("layout(location={}) out vec4 out_attr{}{};", index,
- index, OutputDecorator(stage, program.invocations))};
if (info.stores_generics[index] || stage == Stage::VertexA || stage == Stage::VertexB) {
- header += declaration;
+ DefineGenericOutput(index, program.invocations);
}
}
header += "\n";
@@ -312,13 +307,53 @@ void EmitContext::DefineStorageBuffers(Bindings& bindings) {
}
}
+void EmitContext::DefineGenericOutput(size_t index, u32 invocations) {
+ static constexpr std::string_view swizzle{"xyzw"};
+ const size_t base_index{static_cast<size_t>(IR::Attribute::Generic0X) + index * 4};
+ u32 element{0};
+ while (element < 4) {
+ std::string definition{fmt::format("layout(location={}", index)};
+ const u32 remainder{4 - element};
+ const TransformFeedbackVarying* xfb_varying{};
+ if (!runtime_info.xfb_varyings.empty()) {
+ xfb_varying = &runtime_info.xfb_varyings[base_index + element];
+ xfb_varying = xfb_varying && xfb_varying->components > 0 ? xfb_varying : nullptr;
+ }
+ const u32 num_components{xfb_varying ? xfb_varying->components : remainder};
+ if (element > 0) {
+ definition += fmt::format(",component={}", element);
+ }
+ if (xfb_varying) {
+ definition +=
+ fmt::format(",xfb_buffer={},xfb_stride={},xfb_offset={}", xfb_varying->buffer,
+ xfb_varying->stride, xfb_varying->offset);
+ }
+ std::string name{fmt::format("out_attr{}", index)};
+ if (num_components < 4 || element > 0) {
+ name += fmt::format("_{}", swizzle.substr(element, num_components));
+ }
+ const auto type{num_components == 1 ? "float" : fmt::format("vec{}", num_components)};
+ definition += fmt::format(")out {} {}{};", type, name, OutputDecorator(stage, invocations));
+ header += definition;
+
+ const GenericElementInfo element_info{
+ .name = name,
+ .first_element = element,
+ .num_components = num_components,
+ };
+ std::fill_n(output_generics[index].begin() + element, num_components, element_info);
+ element += num_components;
+ }
+ header += "\n";
+}
+
void EmitContext::DefineHelperFunctions() {
if (info.uses_global_increment || info.uses_shared_increment) {
header += "uint CasIncrement(uint op_a,uint op_b){return(op_a>=op_b)?0u:(op_a+1u);}\n";
}
if (info.uses_global_decrement || info.uses_shared_decrement) {
- header +=
- "uint CasDecrement(uint op_a,uint op_b){return(op_a==0||op_a>op_b)?op_b:(op_a-1u);}\n";
+ header += "uint CasDecrement(uint op_a,uint "
+ "op_b){return(op_a==0||op_a>op_b)?op_b:(op_a-1u);}\n";
}
if (info.uses_atomic_f32_add) {
header += "uint CasFloatAdd(uint op_a,float op_b){return "
diff --git a/src/shader_recompiler/backend/glsl/emit_context.h b/src/shader_recompiler/backend/glsl/emit_context.h
index 48786a2c7..5d48675e6 100644
--- a/src/shader_recompiler/backend/glsl/emit_context.h
+++ b/src/shader_recompiler/backend/glsl/emit_context.h
@@ -30,6 +30,12 @@ struct Program;
namespace Shader::Backend::GLSL {
+struct GenericElementInfo {
+ std::string name{};
+ u32 first_element{};
+ u32 num_components{};
+};
+
class EmitContext {
public:
explicit EmitContext(IR::Program& program, Bindings& bindings, const Profile& profile_,
@@ -149,6 +155,7 @@ public:
std::vector<u32> image_buffer_bindings;
std::vector<u32> texture_bindings;
std::vector<u32> image_bindings;
+ std::array<std::array<GenericElementInfo, 4>, 32> output_generics{};
bool uses_y_direction{};
bool uses_cc_carry{};
@@ -157,6 +164,7 @@ private:
void SetupExtensions(std::string& header);
void DefineConstantBuffers(Bindings& bindings);
void DefineStorageBuffers(Bindings& bindings);
+ void DefineGenericOutput(size_t index, u32 invocations);
void DefineHelperFunctions();
void SetupImages(Bindings& bindings);
};
diff --git a/src/shader_recompiler/backend/glsl/emit_glsl_context_get_set.cpp b/src/shader_recompiler/backend/glsl/emit_glsl_context_get_set.cpp
index 0cf31329d..c48492a17 100644
--- a/src/shader_recompiler/backend/glsl/emit_glsl_context_get_set.cpp
+++ b/src/shader_recompiler/backend/glsl/emit_glsl_context_get_set.cpp
@@ -200,13 +200,21 @@ void EmitGetAttribute(EmitContext& ctx, IR::Inst& inst, IR::Attribute attr,
void EmitSetAttribute(EmitContext& ctx, IR::Attribute attr, std::string_view value,
[[maybe_unused]] std::string_view vertex) {
- const u32 element{static_cast<u32>(attr) % 4};
- const char swizzle{"xyzw"[element]};
if (IR::IsGeneric(attr)) {
const u32 index{IR::GenericAttributeIndex(attr)};
- ctx.Add("out_attr{}{}.{}={};", index, OutputVertexIndex(ctx, vertex), swizzle, value);
+ const u32 element{IR::GenericAttributeElement(attr)};
+ const GenericElementInfo& info{ctx.output_generics.at(index).at(element)};
+ const auto output_decorator{OutputVertexIndex(ctx, vertex)};
+ if (info.num_components == 1) {
+ ctx.Add("{}{}={};", info.name, output_decorator, value);
+ } else {
+ const u32 index_element{element - info.first_element};
+ ctx.Add("{}{}.{}={};", info.name, output_decorator, "xyzw"[index_element], value);
+ }
return;
}
+ const u32 element{static_cast<u32>(attr) % 4};
+ const char swizzle{"xyzw"[element]};
switch (attr) {
case IR::Attribute::PointSize:
ctx.Add("gl_PointSize={};", value);
@@ -233,7 +241,6 @@ void EmitSetAttribute(EmitContext& ctx, IR::Attribute attr, std::string_view val
break;
}
default:
- fmt::print("Set attribute {}", attr);
throw NotImplementedException("Set attribute {}", attr);
}
}
diff --git a/src/video_core/renderer_opengl/gl_shader_cache.cpp b/src/video_core/renderer_opengl/gl_shader_cache.cpp
index cd11ff653..0a1ba363b 100644
--- a/src/video_core/renderer_opengl/gl_shader_cache.cpp
+++ b/src/video_core/renderer_opengl/gl_shader_cache.cpp
@@ -92,9 +92,15 @@ GLenum AssemblyStage(size_t stage_index) {
Shader::RuntimeInfo MakeRuntimeInfo(const GraphicsPipelineKey& key,
const Shader::IR::Program& program,
- bool glasm_use_storage_buffers) {
+ bool glasm_use_storage_buffers, bool use_assembly_shaders) {
Shader::RuntimeInfo info;
switch (program.stage) {
+ case Shader::Stage::VertexB:
+ case Shader::Stage::Geometry:
+ if (!use_assembly_shaders && key.xfb_enabled != 0) {
+ info.xfb_varyings = VideoCommon::MakeTransformFeedbackVaryings(key.xfb_state);
+ }
+ break;
case Shader::Stage::TessellationEval:
info.tess_clockwise = key.tessellation_clockwise != 0;
info.tess_primitive = [&key] {
@@ -420,7 +426,8 @@ std::unique_ptr<GraphicsPipeline> ShaderCache::CreateGraphicsPipeline(
OGLProgram source_program;
std::array<OGLAssemblyProgram, 5> assembly_programs;
Shader::Backend::Bindings binding;
- if (!device.UseAssemblyShaders()) {
+ const bool use_glasm{device.UseAssemblyShaders()};
+ if (!use_glasm) {
source_program.handle = glCreateProgram();
}
const size_t first_index = uses_vertex_a && uses_vertex_b ? 1 : 0;
@@ -434,8 +441,9 @@ std::unique_ptr<GraphicsPipeline> ShaderCache::CreateGraphicsPipeline(
const size_t stage_index{index - 1};
infos[stage_index] = &program.info;
- const auto runtime_info{MakeRuntimeInfo(key, program, glasm_use_storage_buffers)};
- if (device.UseAssemblyShaders()) {
+ const auto runtime_info{
+ MakeRuntimeInfo(key, program, glasm_use_storage_buffers, use_glasm)};
+ if (use_glasm) {
const std::string code{EmitGLASM(profile, runtime_info, program, binding)};
assembly_programs[stage_index] = CompileProgram(code, AssemblyStage(stage_index));
} else {
@@ -443,7 +451,7 @@ std::unique_ptr<GraphicsPipeline> ShaderCache::CreateGraphicsPipeline(
AttachShader(Stage(stage_index), source_program.handle, code);
}
}
- if (!device.UseAssemblyShaders()) {
+ if (!use_glasm) {
LinkProgram(source_program.handle);
}
return std::make_unique<GraphicsPipeline>(