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GL/ShaderCache: Support geometry shaders

Browse Source
pull/474/head
Connor McLaughlin 6 years ago
parent a43a0a14cc
commit b45b70970b
7 changed files with 102 additions and 43 deletions
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27
src/common/gl/program.cpp
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@ -81,21 +81,42 @@ void Program::ResetLastProgram()
s_last_program_id = 0;
}
bool Program::Compile(const std::string_view vertex_shader, const std::string_view fragment_shader)
bool Program::Compile(const std::string_view vertex_shader, const std::string_view geometry_shader,
const std::string_view fragment_shader)
{
GLuint vertex_shader_id = CompileShader(GL_VERTEX_SHADER, vertex_shader);
GLuint vertex_shader_id = 0;
if (!vertex_shader.empty())
{
vertex_shader_id = CompileShader(GL_VERTEX_SHADER, vertex_shader);
if (vertex_shader_id == 0)
return false;
}
GLuint geometry_shader_id = 0;
if (!geometry_shader.empty())
{
geometry_shader_id = CompileShader(GL_GEOMETRY_SHADER, geometry_shader);
if (geometry_shader_id == 0)
return false;
}
GLuint fragment_shader_id = CompileShader(GL_FRAGMENT_SHADER, fragment_shader);
GLuint fragment_shader_id = 0;
if (!fragment_shader.empty())
{
fragment_shader_id = CompileShader(GL_FRAGMENT_SHADER, fragment_shader);
if (fragment_shader_id == 0)
{
glDeleteShader(vertex_shader_id);
return false;
}
}
m_program_id = glCreateProgram();
if (vertex_shader_id != 0)
glAttachShader(m_program_id, vertex_shader_id);
if (geometry_shader_id != 0)
glAttachShader(m_program_id, geometry_shader_id);
if (fragment_shader_id != 0)
glAttachShader(m_program_id, fragment_shader_id);
return true;
}

3
src/common/gl/program.h
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@ -19,7 +19,8 @@ public:
bool IsVaild() const { return m_program_id != 0; }
bool IsBound() const { return s_last_program_id == m_program_id; }
bool Compile(const std::string_view vertex_shader, const std::string_view fragment_shader);
bool Compile(const std::string_view vertex_shader, const std::string_view geometry_shader,
const std::string_view fragment_shader);
bool CreateFromBinary(const void* data, u32 data_length, u32 data_format);

58
src/common/gl/shader_cache.cpp
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@ -13,6 +13,9 @@ struct CacheIndexEntry
u64 vertex_source_hash_low;
u64 vertex_source_hash_high;
u32 vertex_source_length;
u64 geometry_source_hash_low;
u64 geometry_source_hash_high;
u32 geometry_source_length;
u64 fragment_source_hash_low;
u64 fragment_source_hash_high;
u32 fragment_source_length;
@ -33,7 +36,9 @@ bool ShaderCache::CacheIndexKey::operator==(const CacheIndexKey& key) const
{
return (
vertex_source_hash_low == key.vertex_source_hash_low && vertex_source_hash_high == key.vertex_source_hash_high &&
vertex_source_length == key.vertex_source_length && fragment_source_hash_low == key.fragment_source_hash_low &&
vertex_source_length == key.vertex_source_length && geometry_source_hash_low == key.geometry_source_hash_low &&
geometry_source_hash_high == key.geometry_source_hash_high &&
geometry_source_length == key.geometry_source_length && fragment_source_hash_low == key.fragment_source_hash_low &&
fragment_source_hash_high == key.fragment_source_hash_high && fragment_source_length == key.fragment_source_length);
}
@ -41,7 +46,9 @@ bool ShaderCache::CacheIndexKey::operator!=(const CacheIndexKey& key) const
{
return (
vertex_source_hash_low != key.vertex_source_hash_low || vertex_source_hash_high != key.vertex_source_hash_high ||
vertex_source_length != key.vertex_source_length || fragment_source_hash_low != key.fragment_source_hash_low ||
vertex_source_length != key.vertex_source_length || geometry_source_hash_low != key.geometry_source_hash_low ||
geometry_source_hash_high != key.geometry_source_hash_high ||
geometry_source_length != key.geometry_source_length || fragment_source_hash_low != key.fragment_source_hash_low ||
fragment_source_hash_high != key.fragment_source_hash_high || fragment_source_length != key.fragment_source_length);
}
@ -160,9 +167,10 @@ bool ShaderCache::ReadExisting(const std::string& index_filename, const std::str
return false;
}
const CacheIndexKey key{entry.vertex_source_hash_low, entry.vertex_source_hash_high,
entry.vertex_source_length, entry.fragment_source_hash_low,
entry.fragment_source_hash_high, entry.fragment_source_length};
const CacheIndexKey key{
entry.vertex_source_hash_low, entry.vertex_source_hash_high, entry.vertex_source_length,
entry.geometry_source_hash_low, entry.geometry_source_hash_high, entry.geometry_source_length,
entry.fragment_source_hash_low, entry.fragment_source_hash_high, entry.fragment_source_length};
const CacheIndexData data{entry.file_offset, entry.blob_size, entry.blob_format};
m_index.emplace(key, data);
}
@ -191,6 +199,7 @@ bool ShaderCache::Recreate()
}
ShaderCache::CacheIndexKey ShaderCache::GetCacheKey(const std::string_view& vertex_shader,
const std::string_view& geometry_shader,
const std::string_view& fragment_shader)
{
union ShaderHash
@ -203,18 +212,33 @@ ShaderCache::CacheIndexKey ShaderCache::GetCacheKey(const std::string_view& vert
u8 bytes[16];
};
ShaderHash vertex_hash;
ShaderHash fragment_hash;
ShaderHash vertex_hash = {};
ShaderHash geometry_hash = {};
ShaderHash fragment_hash = {};
MD5Digest digest;
if (!vertex_shader.empty())
{
digest.Update(vertex_shader.data(), static_cast<u32>(vertex_shader.length()));
digest.Final(vertex_hash.bytes);
}
if (!geometry_shader.empty())
{
digest.Reset();
digest.Update(geometry_shader.data(), static_cast<u32>(geometry_shader.length()));
digest.Final(geometry_hash.bytes);
}
if (!fragment_shader.empty())
{
digest.Reset();
digest.Update(fragment_shader.data(), static_cast<u32>(fragment_shader.length()));
digest.Final(fragment_hash.bytes);
}
return CacheIndexKey{vertex_hash.low, vertex_hash.high, static_cast<u32>(vertex_shader.length()),
geometry_hash.low, geometry_hash.high, static_cast<u32>(geometry_shader.length()),
fragment_hash.low, fragment_hash.high, static_cast<u32>(fragment_shader.length())};
}
@ -229,15 +253,16 @@ std::string ShaderCache::GetBlobFileName() const
}
std::optional<Program> ShaderCache::GetProgram(const std::string_view vertex_shader,
const std::string_view geometry_shader,
const std::string_view fragment_shader, const PreLinkCallback& callback)
{
if (!m_program_binary_supported)
return CompileProgram(vertex_shader, fragment_shader, callback, false);
return CompileProgram(vertex_shader, geometry_shader, fragment_shader, callback, false);
const auto key = GetCacheKey(vertex_shader, fragment_shader);
const auto key = GetCacheKey(vertex_shader, geometry_shader, fragment_shader);
auto iter = m_index.find(key);
if (iter == m_index.end())
return CompileAndAddProgram(key, vertex_shader, fragment_shader, callback);
return CompileAndAddProgram(key, vertex_shader, geometry_shader, fragment_shader, callback);
std::vector<u8> data(iter->second.blob_size);
if (std::fseek(m_blob_file, iter->second.file_offset, SEEK_SET) != 0 ||
@ -254,17 +279,18 @@ std::optional<Program> ShaderCache::GetProgram(const std::string_view vertex_sha
Log_WarningPrintf(
"Failed to create program from binary, this may be due to a driver or GPU Change. Recreating cache.");
if (!Recreate())
return CompileProgram(vertex_shader, fragment_shader, callback, false);
return CompileProgram(vertex_shader, geometry_shader, fragment_shader, callback, false);
else
return CompileAndAddProgram(key, vertex_shader, fragment_shader, callback);
return CompileAndAddProgram(key, vertex_shader, geometry_shader, fragment_shader, callback);
}
std::optional<Program> ShaderCache::CompileProgram(const std::string_view& vertex_shader,
const std::string_view& geometry_shader,
const std::string_view& fragment_shader,
const PreLinkCallback& callback, bool set_retrievable)
{
Program prog;
if (!prog.Compile(vertex_shader, fragment_shader))
if (!prog.Compile(vertex_shader, geometry_shader, fragment_shader))
return std::nullopt;
if (callback)
@ -281,10 +307,11 @@ std::optional<Program> ShaderCache::CompileProgram(const std::string_view& verte
std::optional<Program> ShaderCache::CompileAndAddProgram(const CacheIndexKey& key,
const std::string_view& vertex_shader,
const std::string_view& geometry_shader,
const std::string_view& fragment_shader,
const PreLinkCallback& callback)
{
std::optional<Program> prog = CompileProgram(vertex_shader, fragment_shader, callback, true);
std::optional<Program> prog = CompileProgram(vertex_shader, geometry_shader, fragment_shader, callback, true);
if (!prog)
return std::nullopt;
@ -305,6 +332,9 @@ std::optional<Program> ShaderCache::CompileAndAddProgram(const CacheIndexKey& ke
entry.vertex_source_hash_low = key.vertex_source_hash_low;
entry.vertex_source_hash_high = key.vertex_source_hash_high;
entry.vertex_source_length = key.vertex_source_length;
entry.geometry_source_hash_low = key.geometry_source_hash_low;
entry.geometry_source_hash_high = key.geometry_source_hash_high;
entry.geometry_source_length = key.geometry_source_length;
entry.fragment_source_hash_low = key.fragment_source_hash_low;
entry.fragment_source_hash_high = key.fragment_source_hash_high;
entry.fragment_source_length = key.fragment_source_length;

19
src/common/gl/shader_cache.h
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@ -22,17 +22,20 @@ public:
void Open(bool is_gles, std::string_view base_path);
std::optional<Program> GetProgram(const std::string_view vertex_shader, const std::string_view fragment_shader,
const PreLinkCallback& callback = {});
std::optional<Program> GetProgram(const std::string_view vertex_shader, const std::string_view geometry_shader,
const std::string_view fragment_shader, const PreLinkCallback& callback = {});
private:
static constexpr u32 FILE_VERSION = 1;
static constexpr u32 FILE_VERSION = 2;
struct CacheIndexKey
{
u64 vertex_source_hash_low;
u64 vertex_source_hash_high;
u32 vertex_source_length;
u64 geometry_source_hash_low;
u64 geometry_source_hash_high;
u32 geometry_source_length;
u64 fragment_source_hash_low;
u64 fragment_source_hash_high;
u32 fragment_source_length;
@ -47,6 +50,7 @@ private:
{
std::size_t h = 0;
hash_combine(h, e.vertex_source_hash_low, e.vertex_source_hash_high, e.vertex_source_length,
e.geometry_source_hash_low, e.geometry_source_hash_high, e.geometry_source_length,
e.fragment_source_hash_low, e.fragment_source_hash_high, e.fragment_source_length);
return h;
}
@ -61,7 +65,8 @@ private:
using CacheIndex = std::unordered_map<CacheIndexKey, CacheIndexData, CacheIndexEntryHasher>;
static CacheIndexKey GetCacheKey(const std::string_view& vertex_shader, const std::string_view& fragment_shader);
static CacheIndexKey GetCacheKey(const std::string_view& vertex_shader, const std::string_view& geometry_shader,
const std::string_view& fragment_shader);
std::string GetIndexFileName() const;
std::string GetBlobFileName() const;
@ -71,9 +76,11 @@ private:
void Close();
bool Recreate();
std::optional<Program> CompileProgram(const std::string_view& vertex_shader, const std::string_view& fragment_shader,
const PreLinkCallback& callback, bool set_retrievable);
std::optional<Program> CompileProgram(const std::string_view& vertex_shader, const std::string_view& geometry_shader,
const std::string_view& fragment_shader, const PreLinkCallback& callback,
bool set_retrievable);
std::optional<Program> CompileAndAddProgram(const CacheIndexKey& key, const std::string_view& vertex_shader,
const std::string_view& geometry_shader,
const std::string_view& fragment_shader, const PreLinkCallback& callback);
std::string m_base_path;

10
src/core/gpu_hw_opengl.cpp
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@ -311,7 +311,7 @@ bool GPU_HW_OpenGL::CompilePrograms()
static_cast<BatchRenderMode>(render_mode), static_cast<TextureMode>(texture_mode),
ConvertToBoolUnchecked(dithering), ConvertToBoolUnchecked(interlacing));
std::optional<GL::Program> prog = m_shader_cache.GetProgram(vs, fs, [this, textured](GL::Program& prog) {
std::optional<GL::Program> prog = m_shader_cache.GetProgram(vs, {}, fs, [this, textured](GL::Program& prog) {
prog.BindAttribute(0, "a_pos");
prog.BindAttribute(1, "a_col0");
if (textured)
@ -347,7 +347,7 @@ bool GPU_HW_OpenGL::CompilePrograms()
const std::string fs = shadergen.GenerateDisplayFragmentShader(ConvertToBoolUnchecked(depth_24bit),
ConvertToBoolUnchecked(interlaced));
std::optional<GL::Program> prog = m_shader_cache.GetProgram(vs, fs, [this](GL::Program& prog) {
std::optional<GL::Program> prog = m_shader_cache.GetProgram(vs, {}, fs, [this](GL::Program& prog) {
if (!m_is_gles)
{
if (m_supports_dual_source_blend)
@ -373,7 +373,7 @@ bool GPU_HW_OpenGL::CompilePrograms()
}
std::optional<GL::Program> prog =
m_shader_cache.GetProgram(shadergen.GenerateScreenQuadVertexShader(),
m_shader_cache.GetProgram(shadergen.GenerateScreenQuadVertexShader(), {},
shadergen.GenerateInterlacedFillFragmentShader(), [this](GL::Program& prog) {
if (!m_is_gles)
prog.BindFragData(0, "o_col0");
@ -385,7 +385,7 @@ bool GPU_HW_OpenGL::CompilePrograms()
prog->Bind();
m_vram_interlaced_fill_program = std::move(*prog);
prog = m_shader_cache.GetProgram(shadergen.GenerateScreenQuadVertexShader(),
prog = m_shader_cache.GetProgram(shadergen.GenerateScreenQuadVertexShader(), {},
shadergen.GenerateVRAMReadFragmentShader(), [this](GL::Program& prog) {
if (!m_is_gles)
prog.BindFragData(0, "o_col0");
@ -400,7 +400,7 @@ bool GPU_HW_OpenGL::CompilePrograms()
if (m_supports_texture_buffer)
{
prog = m_shader_cache.GetProgram(shadergen.GenerateScreenQuadVertexShader(),
prog = m_shader_cache.GetProgram(shadergen.GenerateScreenQuadVertexShader(), {},
shadergen.GenerateVRAMWriteFragmentShader(), [this](GL::Program& prog) {
if (!m_is_gles)
prog.BindFragData(0, "o_col0");

2
src/duckstation-qt/opengldisplaywidget.cpp
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@ -419,7 +419,7 @@ void main()
}
)";
if (!m_display_program.Compile(GetGLSLVersionHeader() + fullscreen_quad_vertex_shader,
if (!m_display_program.Compile(GetGLSLVersionHeader() + fullscreen_quad_vertex_shader, {},
GetGLSLVersionHeader() + display_fragment_shader))
{
Log_ErrorPrintf("Failed to compile display shaders");

2
src/duckstation-sdl/opengl_host_display.cpp
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@ -332,7 +332,7 @@ void main()
}
)";
if (!m_display_program.Compile(GetGLSLVersionHeader() + fullscreen_quad_vertex_shader,
if (!m_display_program.Compile(GetGLSLVersionHeader() + fullscreen_quad_vertex_shader, {},
GetGLSLVersionHeader() + display_fragment_shader))
{
Log_ErrorPrintf("Failed to compile display shaders");

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