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gl_shader_cache: Refactor to support disk shader cache

pull/15/merge
ReinUsesLisp 7 years ago
parent
4039086226
commit
a3703f5767
2 changed files with 388 additions and 121 deletions
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  1. 450
      src/video_core/renderer_opengl/gl_shader_cache.cpp
  2. 59
      src/video_core/renderer_opengl/gl_shader_cache.h

450
src/video_core/renderer_opengl/gl_shader_cache.cpp
View File

@ -11,6 +11,7 @@
#include "video_core/renderer_opengl/gl_rasterizer.h"
#include "video_core/renderer_opengl/gl_shader_cache.h"
#include "video_core/renderer_opengl/gl_shader_decompiler.h"
#include "video_core/renderer_opengl/gl_shader_disk_cache.h"
#include "video_core/renderer_opengl/gl_shader_manager.h"
#include "video_core/renderer_opengl/utils.h"
#include "video_core/shader/shader_ir.h"
@ -19,8 +20,19 @@ namespace OpenGL {
using VideoCommon::Shader::ProgramCode;
// One UBO is always reserved for emulation values
constexpr u32 RESERVED_UBOS = 1;
struct UnspecializedShader {
std::string code;
GLShader::ShaderEntries entries;
Maxwell::ShaderProgram program_type;
};
namespace {
/// Gets the address for the specified shader stage program
static VAddr GetShaderAddress(Maxwell::ShaderProgram program) {
VAddr GetShaderAddress(Maxwell::ShaderProgram program) {
const auto& gpu = Core::System::GetInstance().GPU().Maxwell3D();
const auto& shader_config = gpu.regs.shader_config[static_cast<std::size_t>(program)];
const auto address = gpu.memory_manager.GpuToCpuAddress(gpu.regs.code_address.CodeAddress() +
@ -30,7 +42,7 @@ static VAddr GetShaderAddress(Maxwell::ShaderProgram program) {
}
/// Gets the shader program code from memory for the specified address
static ProgramCode GetShaderCode(VAddr addr) {
ProgramCode GetShaderCode(VAddr addr) {
ProgramCode program_code(VideoCommon::Shader::MAX_PROGRAM_LENGTH);
Memory::ReadBlock(addr, program_code.data(), program_code.size() * sizeof(u64));
return program_code;
@ -51,38 +63,193 @@ constexpr GLenum GetShaderType(Maxwell::ShaderProgram program_type) {
}
}
CachedShader::CachedShader(VAddr addr, Maxwell::ShaderProgram program_type)
: addr{addr}, program_type{program_type}, setup{GetShaderCode(addr)} {
/// Gets if the current instruction offset is a scheduler instruction
constexpr bool IsSchedInstruction(std::size_t offset, std::size_t main_offset) {
// Sched instructions appear once every 4 instructions.
constexpr std::size_t SchedPeriod = 4;
const std::size_t absolute_offset = offset - main_offset;
return (absolute_offset % SchedPeriod) == 0;
}
GLShader::ProgramResult program_result;
/// Describes primitive behavior on geometry shaders
constexpr std::tuple<const char*, const char*, u32> GetPrimitiveDescription(GLenum primitive_mode) {
switch (primitive_mode) {
case GL_POINTS:
return {"points", "Points", 1};
case GL_LINES:
case GL_LINE_STRIP:
return {"lines", "Lines", 2};
case GL_LINES_ADJACENCY:
case GL_LINE_STRIP_ADJACENCY:
return {"lines_adjacency", "LinesAdj", 4};
case GL_TRIANGLES:
case GL_TRIANGLE_STRIP:
case GL_TRIANGLE_FAN:
return {"triangles", "Triangles", 3};
case GL_TRIANGLES_ADJACENCY:
case GL_TRIANGLE_STRIP_ADJACENCY:
return {"triangles_adjacency", "TrianglesAdj", 6};
default:
return {"points", "Invalid", 1};
}
}
switch (program_type) {
case Maxwell::ShaderProgram::VertexA:
/// Calculates the size of a program stream
std::size_t CalculateProgramSize(const GLShader::ProgramCode& program) {
constexpr std::size_t start_offset = 10;
std::size_t offset = start_offset;
std::size_t size = start_offset * sizeof(u64);
while (offset < program.size()) {
const u64 instruction = program[offset];
if (!IsSchedInstruction(offset, start_offset)) {
if (instruction == 0 || (instruction >> 52) == 0x50b) {
// End on Maxwell's "nop" instruction
break;
}
}
size += sizeof(u64);
offset++;
}
// The last instruction is included in the program size
return std::min(size + sizeof(u64), program.size() * sizeof(u64));
}
/// Hashes one (or two) program streams
u64 GetUniqueIdentifier(Maxwell::ShaderProgram program_type, const ProgramCode& code,
const ProgramCode& code_b) {
u64 unique_identifier =
Common::CityHash64(reinterpret_cast<const char*>(code.data()), CalculateProgramSize(code));
if (program_type != Maxwell::ShaderProgram::VertexA) {
return unique_identifier;
}
// VertexA programs include two programs
std::size_t seed = 0;
boost::hash_combine(seed, unique_identifier);
const u64 identifier_b = Common::CityHash64(reinterpret_cast<const char*>(code_b.data()),
CalculateProgramSize(code_b));
boost::hash_combine(seed, identifier_b);
return static_cast<u64>(seed);
}
/// Creates an unspecialized program from code streams
GLShader::ProgramResult CreateProgram(Maxwell::ShaderProgram program_type, ProgramCode program_code,
ProgramCode program_code_b) {
GLShader::ShaderSetup setup(std::move(program_code));
if (program_type == Maxwell::ShaderProgram::VertexA) {
// VertexB is always enabled, so when VertexA is enabled, we have two vertex shaders.
// Conventional HW does not support this, so we combine VertexA and VertexB into one
// stage here.
setup.SetProgramB(GetShaderCode(GetShaderAddress(Maxwell::ShaderProgram::VertexB)));
setup.SetProgramB(std::move(program_code_b));
}
switch (program_type) {
case Maxwell::ShaderProgram::VertexA:
case Maxwell::ShaderProgram::VertexB:
CalculateProperties();
program_result = GLShader::GenerateVertexShader(setup);
break;
return GLShader::GenerateVertexShader(setup);
case Maxwell::ShaderProgram::Geometry:
CalculateProperties();
program_result = GLShader::GenerateGeometryShader(setup);
break;
return GLShader::GenerateGeometryShader(setup);
case Maxwell::ShaderProgram::Fragment:
CalculateProperties();
program_result = GLShader::GenerateFragmentShader(setup);
break;
return GLShader::GenerateFragmentShader(setup);
default:
LOG_CRITICAL(HW_GPU, "Unimplemented program_type={}", static_cast<u32>(program_type));
UNREACHABLE();
return {};
}
}
CachedProgram SpecializeShader(const std::string& code, const GLShader::ShaderEntries& entries,
Maxwell::ShaderProgram program_type, BaseBindings base_bindings,
GLenum primitive_mode, bool hint_retrievable = false) {
std::string source = "#version 430 core\n";
source += fmt::format("#define EMULATION_UBO_BINDING {}\n", base_bindings.cbuf++);
for (const auto& cbuf : entries.const_buffers) {
source +=
fmt::format("#define CBUF_BINDING_{} {}\n", cbuf.GetIndex(), base_bindings.cbuf++);
}
for (const auto& gmem : entries.global_memory_entries) {
source += fmt::format("#define GMEM_BINDING_{}_{} {}\n", gmem.GetCbufIndex(),
gmem.GetCbufOffset(), base_bindings.gmem++);
}
for (const auto& sampler : entries.samplers) {
source += fmt::format("#define SAMPLER_BINDING_{} {}\n", sampler.GetIndex(),
base_bindings.sampler++);
}
if (program_type == Maxwell::ShaderProgram::Geometry) {
const auto [glsl_topology, _, max_vertices] = GetPrimitiveDescription(primitive_mode);
source += "layout (" + std::string(glsl_topology) + ") in;\n";
source += "#define MAX_VERTEX_INPUT " + std::to_string(max_vertices) + '\n';
}
source += code;
OGLShader shader;
shader.Create(source.c_str(), GetShaderType(program_type));
auto program = std::make_shared<OGLProgram>();
program->Create(true, hint_retrievable, shader.handle);
return program;
}
std::set<GLenum> GetSupportedFormats() {
std::set<GLenum> supported_formats;
GLint num_formats{};
glGetIntegerv(GL_NUM_PROGRAM_BINARY_FORMATS, &num_formats);
std::vector<GLint> formats(num_formats);
glGetIntegerv(GL_PROGRAM_BINARY_FORMATS, formats.data());
for (const GLint format : formats)
supported_formats.insert(static_cast<GLenum>(format));
return supported_formats;
}
} // namespace
CachedShader::CachedShader(VAddr addr, u64 unique_identifier, Maxwell::ShaderProgram program_type,
ShaderDiskCacheOpenGL& disk_cache,
const PrecompiledPrograms& precompiled_programs,
ProgramCode&& program_code, ProgramCode&& program_code_b)
: addr{addr}, unique_identifier{unique_identifier}, program_type{program_type},
disk_cache{disk_cache}, precompiled_programs{precompiled_programs} {
const std::size_t code_size = CalculateProgramSize(program_code);
const std::size_t code_size_b =
program_code_b.empty() ? 0 : CalculateProgramSize(program_code_b);
GLShader::ProgramResult program_result =
CreateProgram(program_type, program_code, program_code_b);
if (program_result.first.empty()) {
// TODO(Rodrigo): Unimplemented shader stages hit here, avoid using these for now
return;
}
code = program_result.first;
entries = program_result.second;
shader_length = entries.shader_length;
const ShaderDiskCacheRaw raw(unique_identifier, program_type,
static_cast<u32>(code_size / sizeof(u64)),
static_cast<u32>(code_size_b / sizeof(u64)),
std::move(program_code), std::move(program_code_b));
disk_cache.SaveRaw(raw);
}
CachedShader::CachedShader(VAddr addr, u64 unique_identifier, Maxwell::ShaderProgram program_type,
ShaderDiskCacheOpenGL& disk_cache,
const PrecompiledPrograms& precompiled_programs,
GLShader::ProgramResult result)
: addr{addr}, unique_identifier{unique_identifier}, program_type{program_type},
disk_cache{disk_cache}, precompiled_programs{precompiled_programs} {
code = std::move(result.first);
entries = result.second;
shader_length = entries.shader_length;
}
std::tuple<GLuint, BaseBindings> CachedShader::GetProgramHandle(GLenum primitive_mode,
@ -94,138 +261,195 @@ std::tuple<GLuint, BaseBindings> CachedShader::GetProgramHandle(GLenum primitive
const auto [entry, is_cache_miss] = programs.try_emplace(base_bindings);
auto& program = entry->second;
if (is_cache_miss) {
std::string source = AllocateBindings(base_bindings);
source += code;
program = TryLoadProgram(primitive_mode, base_bindings);
if (!program) {
program =
SpecializeShader(code, entries, program_type, base_bindings, primitive_mode);
disk_cache.SaveUsage(GetUsage(primitive_mode, base_bindings));
}
OGLShader shader;
shader.Create(source.c_str(), GetShaderType(program_type));
program.Create(true, shader.handle);
LabelGLObject(GL_PROGRAM, program.handle, addr);
LabelGLObject(GL_PROGRAM, program->handle, addr);
}
handle = program.handle;
handle = program->handle;
}
// Add const buffer and samplers offset reserved by this shader. One UBO binding is reserved for
// emulation values
base_bindings.cbuf += static_cast<u32>(entries.const_buffers.size()) + 1;
base_bindings.cbuf += static_cast<u32>(entries.const_buffers.size()) + RESERVED_UBOS;
base_bindings.gmem += static_cast<u32>(entries.global_memory_entries.size());
base_bindings.sampler += static_cast<u32>(entries.samplers.size());
return {handle, base_bindings};
}
std::string CachedShader::AllocateBindings(BaseBindings base_bindings) {
std::string code = "#version 430 core\n";
code += fmt::format("#define EMULATION_UBO_BINDING {}\n", base_bindings.cbuf++);
for (const auto& cbuf : entries.const_buffers) {
code += fmt::format("#define CBUF_BINDING_{} {}\n", cbuf.GetIndex(), base_bindings.cbuf++);
}
for (const auto& gmem : entries.global_memory_entries) {
code += fmt::format("#define GMEM_BINDING_{}_{} {}\n", gmem.GetCbufIndex(),
gmem.GetCbufOffset(), base_bindings.gmem++);
}
for (const auto& sampler : entries.samplers) {
code += fmt::format("#define SAMPLER_BINDING_{} {}\n", sampler.GetIndex(),
base_bindings.sampler++);
}
return code;
}
GLuint CachedShader::GetGeometryShader(GLenum primitive_mode, BaseBindings base_bindings) {
const auto [entry, is_cache_miss] = geometry_programs.try_emplace(base_bindings);
auto& programs = entry->second;
switch (primitive_mode) {
case GL_POINTS:
return LazyGeometryProgram(programs.points, base_bindings, "points", 1, "ShaderPoints");
return LazyGeometryProgram(programs.points, base_bindings, primitive_mode);
case GL_LINES:
case GL_LINE_STRIP:
return LazyGeometryProgram(programs.lines, base_bindings, "lines", 2, "ShaderLines");
return LazyGeometryProgram(programs.lines, base_bindings, primitive_mode);
case GL_LINES_ADJACENCY:
case GL_LINE_STRIP_ADJACENCY:
return LazyGeometryProgram(programs.lines_adjacency, base_bindings, "lines_adjacency", 4,
"ShaderLinesAdjacency");
return LazyGeometryProgram(programs.lines_adjacency, base_bindings, primitive_mode);
case GL_TRIANGLES:
case GL_TRIANGLE_STRIP:
case GL_TRIANGLE_FAN:
return LazyGeometryProgram(programs.triangles, base_bindings, "triangles", 3,
"ShaderTriangles");
return LazyGeometryProgram(programs.triangles, base_bindings, primitive_mode);
case GL_TRIANGLES_ADJACENCY:
case GL_TRIANGLE_STRIP_ADJACENCY:
return LazyGeometryProgram(programs.triangles_adjacency, base_bindings,
"triangles_adjacency", 6, "ShaderTrianglesAdjacency");
return LazyGeometryProgram(programs.triangles_adjacency, base_bindings, primitive_mode);
default:
UNREACHABLE_MSG("Unknown primitive mode.");
return LazyGeometryProgram(programs.points, base_bindings, "points", 1, "ShaderPoints");
return LazyGeometryProgram(programs.points, base_bindings, primitive_mode);
}
}
GLuint CachedShader::LazyGeometryProgram(OGLProgram& target_program, BaseBindings base_bindings,
const std::string& glsl_topology, u32 max_vertices,
const std::string& debug_name) {
if (target_program.handle != 0) {
return target_program.handle;
GLuint CachedShader::LazyGeometryProgram(CachedProgram& target_program, BaseBindings base_bindings,
GLenum primitive_mode) {
if (target_program) {
return target_program->handle;
}
const auto [_, debug_name, __] = GetPrimitiveDescription(primitive_mode);
target_program = TryLoadProgram(primitive_mode, base_bindings);
if (!target_program) {
target_program =
SpecializeShader(code, entries, program_type, base_bindings, primitive_mode);
disk_cache.SaveUsage(GetUsage(primitive_mode, base_bindings));
}
std::string source = AllocateBindings(base_bindings);
source += "layout (" + glsl_topology + ") in;\n";
source += "#define MAX_VERTEX_INPUT " + std::to_string(max_vertices) + '\n';
source += code;
OGLShader shader;
shader.Create(source.c_str(), GL_GEOMETRY_SHADER);
target_program.Create(true, shader.handle);
LabelGLObject(GL_PROGRAM, target_program.handle, addr, debug_name);
return target_program.handle;
LabelGLObject(GL_PROGRAM, target_program->handle, addr, debug_name);
return target_program->handle;
};
static bool IsSchedInstruction(std::size_t offset, std::size_t main_offset) {
// sched instructions appear once every 4 instructions.
static constexpr std::size_t SchedPeriod = 4;
const std::size_t absolute_offset = offset - main_offset;
return (absolute_offset % SchedPeriod) == 0;
CachedProgram CachedShader::TryLoadProgram(GLenum primitive_mode,
BaseBindings base_bindings) const {
const auto found = precompiled_programs.find(GetUsage(primitive_mode, base_bindings));
if (found == precompiled_programs.end()) {
return {};
}
return found->second;
}
static std::size_t CalculateProgramSize(const GLShader::ProgramCode& program) {
constexpr std::size_t start_offset = 10;
std::size_t offset = start_offset;
std::size_t size = start_offset * sizeof(u64);
while (offset < program.size()) {
const u64 inst = program[offset];
if (!IsSchedInstruction(offset, start_offset)) {
if (inst == 0 || (inst >> 52) == 0x50b) {
break;
}
ShaderDiskCacheUsage CachedShader::GetUsage(GLenum primitive_mode,
BaseBindings base_bindings) const {
return {unique_identifier, base_bindings, primitive_mode};
}
ShaderCacheOpenGL::ShaderCacheOpenGL(RasterizerOpenGL& rasterizer) : RasterizerCache{rasterizer} {}
void ShaderCacheOpenGL::LoadDiskCache() {
std::vector<ShaderDiskCacheRaw> raws;
std::vector<ShaderDiskCacheUsage> usages;
if (!disk_cache.LoadTransferable(raws, usages)) {
return;
}
std::vector<ShaderDiskCachePrecompiledEntry> precompiled = disk_cache.LoadPrecompiled();
const auto SearchPrecompiled = [&precompiled](const ShaderDiskCacheUsage& usage) {
return std::find_if(
precompiled.begin(), precompiled.end(),
[&usage](const auto& precompiled_entry) { return precompiled_entry.usage == usage; });
};
const std::set<GLenum> supported_formats{GetSupportedFormats()};
const auto unspecialized{GenerateUnspecializedShaders(raws)};
// Build shaders
for (std::size_t i = 0; i < usages.size(); ++i) {
const auto& usage{usages[i]};
LOG_INFO(Render_OpenGL, "Building shader {:016x} ({} of {})", usage.unique_identifier,
i + 1, usages.size());
const auto& unspec{unspecialized.at(usage.unique_identifier)};
const auto precompiled_it = SearchPrecompiled(usage);
const bool is_precompiled = precompiled_it != precompiled.end();
CachedProgram shader;
if (is_precompiled) {
shader = GeneratePrecompiledProgram(precompiled, *precompiled_it, supported_formats);
}
if (!shader) {
shader = SpecializeShader(unspec.code, unspec.entries, unspec.program_type,
usage.bindings, usage.primitive, true);
}
precompiled_programs.insert({usage, std::move(shader)});
}
// TODO(Rodrigo): Do state tracking for transferable shaders and do a dummy draw before
// precompiling them
for (std::size_t i = 0; i < usages.size(); ++i) {
const auto& usage{usages[i]};
if (SearchPrecompiled(usage) == precompiled.end()) {
const auto& program = precompiled_programs.at(usage);
disk_cache.SavePrecompiled(usage, program->handle);
}
size += sizeof(inst);
offset++;
}
return size;
}
void CachedShader::CalculateProperties() {
setup.program.real_size = CalculateProgramSize(setup.program.code);
setup.program.real_size_b = 0;
setup.program.unique_identifier = Common::CityHash64(
reinterpret_cast<const char*>(setup.program.code.data()), setup.program.real_size);
if (program_type == Maxwell::ShaderProgram::VertexA) {
std::size_t seed = 0;
boost::hash_combine(seed, setup.program.unique_identifier);
setup.program.real_size_b = CalculateProgramSize(setup.program.code_b);
const u64 identifier_b = Common::CityHash64(
reinterpret_cast<const char*>(setup.program.code_b.data()), setup.program.real_size_b);
boost::hash_combine(seed, identifier_b);
setup.program.unique_identifier = static_cast<u64>(seed);
CachedProgram ShaderCacheOpenGL::GeneratePrecompiledProgram(
std::vector<ShaderDiskCachePrecompiledEntry>& precompiled,
const ShaderDiskCachePrecompiledEntry& precompiled_entry,
const std::set<GLenum>& supported_formats) {
if (supported_formats.find(precompiled_entry.binary_format) == supported_formats.end()) {
LOG_INFO(Render_OpenGL, "Precompiled cache entry with unsupported format - removing");
disk_cache.InvalidatePrecompiled();
precompiled.clear();
return {};
}
CachedProgram shader = std::make_shared<OGLProgram>();
shader->handle = glCreateProgram();
glProgramBinary(shader->handle, precompiled_entry.binary_format,
precompiled_entry.binary.data(),
static_cast<GLsizei>(precompiled_entry.binary.size()));
GLint link_status{};
glGetProgramiv(shader->handle, GL_LINK_STATUS, &link_status);
if (link_status == GL_FALSE) {
LOG_INFO(Render_OpenGL, "Precompiled cache rejected by the driver - removing");
disk_cache.InvalidatePrecompiled();
precompiled.clear();
shader.reset();
}
return shader;
}
ShaderCacheOpenGL::ShaderCacheOpenGL(RasterizerOpenGL& rasterizer) : RasterizerCache{rasterizer} {}
std::map<u64, UnspecializedShader> ShaderCacheOpenGL::GenerateUnspecializedShaders(
const std::vector<ShaderDiskCacheRaw>& raws) {
std::map<u64, UnspecializedShader> unspecialized;
for (const auto& raw : raws) {
const u64 calculated_hash =
GetUniqueIdentifier(raw.GetProgramType(), raw.GetProgramCode(), raw.GetProgramCodeB());
if (raw.GetUniqueIdentifier() != calculated_hash) {
LOG_ERROR(
Render_OpenGL,
"Invalid hash in entry={:016x} (obtained hash={:016x}) - removing shader cache",
raw.GetUniqueIdentifier(), calculated_hash);
disk_cache.InvalidateTransferable();
return {};
}
auto result =
CreateProgram(raw.GetProgramType(), raw.GetProgramCode(), raw.GetProgramCodeB());
precompiled_shaders.insert({raw.GetUniqueIdentifier(), result});
void ShaderCacheOpenGL::LoadDiskCache() {}
unspecialized.insert(
{raw.GetUniqueIdentifier(),
{std::move(result.first), std::move(result.second), raw.GetProgramType()}});
}
return unspecialized;
}
Shader ShaderCacheOpenGL::GetStageProgram(Maxwell::ShaderProgram program) {
if (!Core::System::GetInstance().GPU().Maxwell3D().dirty_flags.shaders) {
@ -239,7 +463,23 @@ Shader ShaderCacheOpenGL::GetStageProgram(Maxwell::ShaderProgram program) {
if (!shader) {
// No shader found - create a new one
shader = std::make_shared<CachedShader>(program_addr, program);
ProgramCode program_code = GetShaderCode(program_addr);
ProgramCode program_code_b;
if (program == Maxwell::ShaderProgram::VertexA) {
program_code_b = GetShaderCode(GetShaderAddress(Maxwell::ShaderProgram::VertexB));
}
const u64 unique_identifier = GetUniqueIdentifier(program, program_code, program_code_b);
const auto found = precompiled_shaders.find(unique_identifier);
if (found != precompiled_shaders.end()) {
shader =
std::make_shared<CachedShader>(program_addr, unique_identifier, program, disk_cache,
precompiled_programs, found->second);
} else {
shader = std::make_shared<CachedShader>(
program_addr, unique_identifier, program, disk_cache, precompiled_programs,
std::move(program_code), std::move(program_code_b));
}
Register(shader);
}

59
src/video_core/renderer_opengl/gl_shader_cache.h
View File

@ -7,6 +7,7 @@
#include <array>
#include <map>
#include <memory>
#include <set>
#include <tuple>
#include <glad/glad.h>
@ -23,13 +24,25 @@ namespace OpenGL {
class CachedShader;
class RasterizerOpenGL;
struct UnspecializedShader;
using Shader = std::shared_ptr<CachedShader>;
using CachedProgram = std::shared_ptr<OGLProgram>;
using Maxwell = Tegra::Engines::Maxwell3D::Regs;
using PrecompiledPrograms = std::map<ShaderDiskCacheUsage, CachedProgram>;
using PrecompiledShaders = std::map<u64, GLShader::ProgramResult>;
class CachedShader final : public RasterizerCacheObject {
public:
CachedShader(VAddr addr, Maxwell::ShaderProgram program_type);
explicit CachedShader(VAddr addr, u64 unique_identifier, Maxwell::ShaderProgram program_type,
ShaderDiskCacheOpenGL& disk_cache,
const PrecompiledPrograms& precompiled_programs,
ProgramCode&& program_code, ProgramCode&& program_code_b);
explicit CachedShader(VAddr addr, u64 unique_identifier, Maxwell::ShaderProgram program_type,
ShaderDiskCacheOpenGL& disk_cache,
const PrecompiledPrograms& precompiled_programs,
GLShader::ProgramResult result);
VAddr GetAddr() const override {
return addr;
@ -56,33 +69,35 @@ private:
// declared by the hardware. Workaround this issue by generating a different shader per input
// topology class.
struct GeometryPrograms {
OGLProgram points;
OGLProgram lines;
OGLProgram lines_adjacency;
OGLProgram triangles;
OGLProgram triangles_adjacency;
CachedProgram points;
CachedProgram lines;
CachedProgram lines_adjacency;
CachedProgram triangles;
CachedProgram triangles_adjacency;
};
std::string AllocateBindings(BaseBindings base_bindings);
GLuint GetGeometryShader(GLenum primitive_mode, BaseBindings base_bindings);
/// Generates a geometry shader or returns one that already exists.
GLuint LazyGeometryProgram(OGLProgram& target_program, BaseBindings base_bindings,
const std::string& glsl_topology, u32 max_vertices,
const std::string& debug_name);
GLuint LazyGeometryProgram(CachedProgram& target_program, BaseBindings base_bindings,
GLenum primitive_mode);
CachedProgram TryLoadProgram(GLenum primitive_mode, BaseBindings base_bindings) const;
ShaderDiskCacheUsage GetUsage(GLenum primitive_mode, BaseBindings base_bindings) const;
void CalculateProperties();
const VAddr addr;
const u64 unique_identifier;
const Maxwell::ShaderProgram program_type;
ShaderDiskCacheOpenGL& disk_cache;
const PrecompiledPrograms& precompiled_programs;
VAddr addr{};
std::size_t shader_length{};
Maxwell::ShaderProgram program_type{};
GLShader::ShaderSetup setup;
GLShader::ShaderEntries entries;
std::string code;
std::map<BaseBindings, OGLProgram> programs;
std::map<BaseBindings, CachedProgram> programs;
std::map<BaseBindings, GeometryPrograms> geometry_programs;
std::map<u32, GLuint> cbuf_resource_cache;
@ -101,7 +116,19 @@ public:
Shader GetStageProgram(Maxwell::ShaderProgram program);
private:
std::map<u64, UnspecializedShader> GenerateUnspecializedShaders(
const std::vector<ShaderDiskCacheRaw>& raws);
CachedProgram GeneratePrecompiledProgram(
std::vector<ShaderDiskCachePrecompiledEntry>& precompiled,
const ShaderDiskCachePrecompiledEntry& precompiled_entry,
const std::set<GLenum>& supported_formats);
std::array<Shader, Maxwell::MaxShaderProgram> last_shaders;
ShaderDiskCacheOpenGL disk_cache;
PrecompiledShaders precompiled_shaders;
PrecompiledPrograms precompiled_programs;
};
} // namespace OpenGL
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