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Merge pull request #1654 from degasus/dirty_flags

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gl_rasterizer: Skip VAO binding if the state is clean.
This commit is contained in:
bunnei 2018-11-11 08:17:57 -08:00 committed by GitHub
commit 8ea6261547
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4 changed files with 37 additions and 7 deletions
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8
src/video_core/engines/maxwell_3d.cpp
View file

@ -108,8 +108,16 @@ void Maxwell3D::WriteReg(u32 method, u32 value, u32 remaining_params) {
debug_context->OnEvent(Tegra::DebugContext::Event::MaxwellCommandLoaded, nullptr);
}
u32 old = regs.reg_array[method];
regs.reg_array[method] = value;
if (value != old) {
if (method >= MAXWELL3D_REG_INDEX(vertex_attrib_format) &&
method < MAXWELL3D_REG_INDEX(vertex_attrib_format) + regs.vertex_attrib_format.size()) {
dirty_flags.vertex_attrib_format = true;
}
}
switch (method) {
case MAXWELL3D_REG_INDEX(macros.data): {
ProcessMacroUpload(value);

6
src/video_core/engines/maxwell_3d.h
View file

@ -1004,6 +1004,12 @@ public:
State state{};
MemoryManager& memory_manager;
struct DirtyFlags {
bool vertex_attrib_format = true;
};
DirtyFlags dirty_flags;
/// Reads a register value located at the input method address
u32 GetRegisterValue(u32 method) const;

27
src/video_core/renderer_opengl/gl_rasterizer.cpp
View file

@ -33,7 +33,8 @@ using Maxwell = Tegra::Engines::Maxwell3D::Regs;
using PixelFormat = VideoCore::Surface::PixelFormat;
using SurfaceType = VideoCore::Surface::SurfaceType;
MICROPROFILE_DEFINE(OpenGL_VAO, "OpenGL", "Vertex Array Setup", MP_RGB(128, 128, 192));
MICROPROFILE_DEFINE(OpenGL_VAO, "OpenGL", "Vertex Format Setup", MP_RGB(128, 128, 192));
MICROPROFILE_DEFINE(OpenGL_VB, "OpenGL", "Vertex Buffer Setup", MP_RGB(128, 128, 192));
MICROPROFILE_DEFINE(OpenGL_Shader, "OpenGL", "Shader Setup", MP_RGB(128, 128, 192));
MICROPROFILE_DEFINE(OpenGL_UBO, "OpenGL", "Const Buffer Setup", MP_RGB(128, 128, 192));
MICROPROFILE_DEFINE(OpenGL_Index, "OpenGL", "Index Buffer Setup", MP_RGB(128, 128, 192));
@ -122,11 +123,16 @@ RasterizerOpenGL::RasterizerOpenGL(Core::Frontend::EmuWindow& window, ScreenInfo
RasterizerOpenGL::~RasterizerOpenGL() {}
void RasterizerOpenGL::SetupVertexArrays() {
MICROPROFILE_SCOPE(OpenGL_VAO);
const auto& gpu = Core::System::GetInstance().GPU().Maxwell3D();
void RasterizerOpenGL::SetupVertexFormat() {
auto& gpu = Core::System::GetInstance().GPU().Maxwell3D();
const auto& regs = gpu.regs;
if (!gpu.dirty_flags.vertex_attrib_format)
return;
gpu.dirty_flags.vertex_attrib_format = false;
MICROPROFILE_SCOPE(OpenGL_VAO);
auto [iter, is_cache_miss] = vertex_array_cache.try_emplace(regs.vertex_attrib_format);
auto& VAO = iter->second;
@ -175,8 +181,13 @@ void RasterizerOpenGL::SetupVertexArrays() {
}
}
state.draw.vertex_array = VAO.handle;
state.draw.vertex_buffer = buffer_cache.GetHandle();
state.Apply();
}
void RasterizerOpenGL::SetupVertexBuffer() {
MICROPROFILE_SCOPE(OpenGL_VB);
const auto& gpu = Core::System::GetInstance().GPU().Maxwell3D();
const auto& regs = gpu.regs;
// Upload all guest vertex arrays sequentially to our buffer
for (u32 index = 0; index < Maxwell::NumVertexArrays; ++index) {
@ -203,6 +214,9 @@ void RasterizerOpenGL::SetupVertexArrays() {
glVertexBindingDivisor(index, 0);
}
}
// Implicit set by glBindVertexBuffer. Stupid glstate handling...
state.draw.vertex_buffer = buffer_cache.GetHandle();
}
DrawParameters RasterizerOpenGL::SetupDraw() {
@ -620,7 +634,8 @@ void RasterizerOpenGL::DrawArrays() {
buffer_cache.Map(buffer_size);
SetupVertexArrays();
SetupVertexFormat();
SetupVertexBuffer();
DrawParameters params = SetupDraw();
SetupShaders(params.primitive_mode);

3
src/video_core/renderer_opengl/gl_rasterizer.h
View file

@ -207,7 +207,8 @@ private:
std::size_t CalculateIndexBufferSize() const;
void SetupVertexArrays();
void SetupVertexFormat();
void SetupVertexBuffer();
DrawParameters SetupDraw();