From 97f5c4ffd3950994b852b287e1d24f4766e53bea Mon Sep 17 00:00:00 2001 From: Markus Wick Date: Tue, 6 Nov 2018 21:26:27 +0100 Subject: gl_rasterizer: Skip VB upload if the state is clean. --- src/video_core/command_processor.cpp | 3 +++ src/video_core/engines/fermi_2d.cpp | 5 +++++ src/video_core/engines/kepler_memory.cpp | 3 +++ src/video_core/engines/maxwell_3d.cpp | 16 +++++++++++++++ src/video_core/engines/maxwell_3d.h | 5 +++++ src/video_core/engines/maxwell_dma.cpp | 5 +++++ src/video_core/renderer_opengl/gl_buffer_cache.cpp | 3 ++- src/video_core/renderer_opengl/gl_buffer_cache.h | 2 +- src/video_core/renderer_opengl/gl_rasterizer.cpp | 24 ++++++++++++++++++---- 9 files changed, 60 insertions(+), 6 deletions(-) diff --git a/src/video_core/command_processor.cpp b/src/video_core/command_processor.cpp index 28e8c13aa..8b9c548cc 100644 --- a/src/video_core/command_processor.cpp +++ b/src/video_core/command_processor.cpp @@ -34,6 +34,9 @@ MICROPROFILE_DEFINE(ProcessCommandLists, "GPU", "Execute command buffer", MP_RGB void GPU::ProcessCommandLists(const std::vector& commands) { MICROPROFILE_SCOPE(ProcessCommandLists); + // On entering GPU code, assume all memory may be touched by the ARM core. + maxwell_3d->dirty_flags.OnMemoryWrite(); + auto WriteReg = [this](u32 method, u32 subchannel, u32 value, u32 remaining_params) { LOG_TRACE(HW_GPU, "Processing method {:08X} on subchannel {} value " diff --git a/src/video_core/engines/fermi_2d.cpp b/src/video_core/engines/fermi_2d.cpp index 74e44c7fe..8d0700d13 100644 --- a/src/video_core/engines/fermi_2d.cpp +++ b/src/video_core/engines/fermi_2d.cpp @@ -2,8 +2,10 @@ // Licensed under GPLv2 or any later version // Refer to the license.txt file included. +#include "core/core.h" #include "core/memory.h" #include "video_core/engines/fermi_2d.h" +#include "video_core/engines/maxwell_3d.h" #include "video_core/rasterizer_interface.h" #include "video_core/textures/decoders.h" @@ -47,6 +49,9 @@ void Fermi2D::HandleSurfaceCopy() { u32 dst_bytes_per_pixel = RenderTargetBytesPerPixel(regs.dst.format); if (!rasterizer.AccelerateSurfaceCopy(regs.src, regs.dst)) { + // All copies here update the main memory, so mark all rasterizer states as invalid. + Core::System::GetInstance().GPU().Maxwell3D().dirty_flags.OnMemoryWrite(); + rasterizer.FlushRegion(source_cpu, src_bytes_per_pixel * regs.src.width * regs.src.height); // We have to invalidate the destination region to evict any outdated surfaces from the // cache. We do this before actually writing the new data because the destination address diff --git a/src/video_core/engines/kepler_memory.cpp b/src/video_core/engines/kepler_memory.cpp index 585290d9f..2adbc9eaf 100644 --- a/src/video_core/engines/kepler_memory.cpp +++ b/src/video_core/engines/kepler_memory.cpp @@ -3,8 +3,10 @@ // Refer to the license.txt file included. #include "common/logging/log.h" +#include "core/core.h" #include "core/memory.h" #include "video_core/engines/kepler_memory.h" +#include "video_core/engines/maxwell_3d.h" #include "video_core/rasterizer_interface.h" namespace Tegra::Engines { @@ -47,6 +49,7 @@ void KeplerMemory::ProcessData(u32 data) { rasterizer.InvalidateRegion(dest_address, sizeof(u32)); Memory::Write32(dest_address, data); + Core::System::GetInstance().GPU().Maxwell3D().dirty_flags.OnMemoryWrite(); state.write_offset++; } diff --git a/src/video_core/engines/maxwell_3d.cpp b/src/video_core/engines/maxwell_3d.cpp index 6de07ea56..1772882b2 100644 --- a/src/video_core/engines/maxwell_3d.cpp +++ b/src/video_core/engines/maxwell_3d.cpp @@ -123,10 +123,24 @@ void Maxwell3D::WriteReg(u32 method, u32 value, u32 remaining_params) { if (regs.reg_array[method] != value) { regs.reg_array[method] = value; + // Vertex format 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; } + + // Vertex buffer + if (method >= MAXWELL3D_REG_INDEX(vertex_array) && + method < MAXWELL3D_REG_INDEX(vertex_array) + 4 * 32) { + dirty_flags.vertex_array |= 1u << ((method - MAXWELL3D_REG_INDEX(vertex_array)) >> 2); + } else if (method >= MAXWELL3D_REG_INDEX(vertex_array_limit) && + method < MAXWELL3D_REG_INDEX(vertex_array_limit) + 2 * 32) { + dirty_flags.vertex_array |= + 1u << ((method - MAXWELL3D_REG_INDEX(vertex_array_limit)) >> 1); + } else if (method >= MAXWELL3D_REG_INDEX(instanced_arrays) && + method < MAXWELL3D_REG_INDEX(instanced_arrays) + 32) { + dirty_flags.vertex_array |= 1u << (method - MAXWELL3D_REG_INDEX(instanced_arrays)); + } } switch (method) { @@ -258,6 +272,7 @@ void Maxwell3D::ProcessQueryGet() { query_result.timestamp = CoreTiming::GetTicks(); Memory::WriteBlock(*address, &query_result, sizeof(query_result)); } + dirty_flags.OnMemoryWrite(); break; } default: @@ -334,6 +349,7 @@ void Maxwell3D::ProcessCBData(u32 value) { memory_manager.GpuToCpuAddress(buffer_address + regs.const_buffer.cb_pos); Memory::Write32(*address, value); + dirty_flags.OnMemoryWrite(); // Increment the current buffer position. regs.const_buffer.cb_pos = regs.const_buffer.cb_pos + 4; diff --git a/src/video_core/engines/maxwell_3d.h b/src/video_core/engines/maxwell_3d.h index 91ca57883..0848b7121 100644 --- a/src/video_core/engines/maxwell_3d.h +++ b/src/video_core/engines/maxwell_3d.h @@ -1014,6 +1014,11 @@ public: struct DirtyFlags { bool vertex_attrib_format = true; + u32 vertex_array = 0xFFFFFFFF; + + void OnMemoryWrite() { + vertex_array = 0xFFFFFFFF; + } }; DirtyFlags dirty_flags; diff --git a/src/video_core/engines/maxwell_dma.cpp b/src/video_core/engines/maxwell_dma.cpp index b8a78cf82..a34e884fe 100644 --- a/src/video_core/engines/maxwell_dma.cpp +++ b/src/video_core/engines/maxwell_dma.cpp @@ -2,7 +2,9 @@ // Licensed under GPLv2 or any later version // Refer to the license.txt file included. +#include "core/core.h" #include "core/memory.h" +#include "video_core/engines/maxwell_3d.h" #include "video_core/engines/maxwell_dma.h" #include "video_core/rasterizer_interface.h" #include "video_core/textures/decoders.h" @@ -54,6 +56,9 @@ void MaxwellDMA::HandleCopy() { return; } + // All copies here update the main memory, so mark all rasterizer states as invalid. + Core::System::GetInstance().GPU().Maxwell3D().dirty_flags.OnMemoryWrite(); + if (regs.exec.is_dst_linear && regs.exec.is_src_linear) { // When the enable_2d bit is disabled, the copy is performed as if we were copying a 1D // buffer of length `x_count`, otherwise we copy a 2D image of dimensions (x_count, diff --git a/src/video_core/renderer_opengl/gl_buffer_cache.cpp b/src/video_core/renderer_opengl/gl_buffer_cache.cpp index 075192c3f..46a6c0308 100644 --- a/src/video_core/renderer_opengl/gl_buffer_cache.cpp +++ b/src/video_core/renderer_opengl/gl_buffer_cache.cpp @@ -76,7 +76,7 @@ std::tuple OGLBufferCache::ReserveMemory(std::size_t size, std::s return std::make_tuple(uploaded_ptr, uploaded_offset); } -void OGLBufferCache::Map(std::size_t max_size) { +bool OGLBufferCache::Map(std::size_t max_size) { bool invalidate; std::tie(buffer_ptr, buffer_offset_base, invalidate) = stream_buffer.Map(static_cast(max_size), 4); @@ -85,6 +85,7 @@ void OGLBufferCache::Map(std::size_t max_size) { if (invalidate) { InvalidateAll(); } + return invalidate; } void OGLBufferCache::Unmap() { diff --git a/src/video_core/renderer_opengl/gl_buffer_cache.h b/src/video_core/renderer_opengl/gl_buffer_cache.h index 91fca3f6c..c11acfb79 100644 --- a/src/video_core/renderer_opengl/gl_buffer_cache.h +++ b/src/video_core/renderer_opengl/gl_buffer_cache.h @@ -50,7 +50,7 @@ public: /// Reserves memory to be used by host's CPU. Returns mapped address and offset. std::tuple ReserveMemory(std::size_t size, std::size_t alignment = 4); - void Map(std::size_t max_size); + bool Map(std::size_t max_size); void Unmap(); GLuint GetHandle() const; diff --git a/src/video_core/renderer_opengl/gl_rasterizer.cpp b/src/video_core/renderer_opengl/gl_rasterizer.cpp index 54cc47a9b..cb0d0c16a 100644 --- a/src/video_core/renderer_opengl/gl_rasterizer.cpp +++ b/src/video_core/renderer_opengl/gl_rasterizer.cpp @@ -183,15 +183,25 @@ void RasterizerOpenGL::SetupVertexFormat() { } state.draw.vertex_array = VAO.handle; state.ApplyVertexBufferState(); + + // Rebinding the VAO invalidates the vertex buffer bindings. + gpu.dirty_flags.vertex_array = 0xFFFFFFFF; } void RasterizerOpenGL::SetupVertexBuffer() { - MICROPROFILE_SCOPE(OpenGL_VB); - const auto& gpu = Core::System::GetInstance().GPU().Maxwell3D(); + auto& gpu = Core::System::GetInstance().GPU().Maxwell3D(); const auto& regs = gpu.regs; + if (!gpu.dirty_flags.vertex_array) + return; + + MICROPROFILE_SCOPE(OpenGL_VB); + // Upload all guest vertex arrays sequentially to our buffer for (u32 index = 0; index < Maxwell::NumVertexArrays; ++index) { + if (~gpu.dirty_flags.vertex_array & (1u << index)) + continue; + const auto& vertex_array = regs.vertex_array[index]; if (!vertex_array.IsEnabled()) continue; @@ -218,6 +228,8 @@ void RasterizerOpenGL::SetupVertexBuffer() { // Implicit set by glBindVertexBuffer. Stupid glstate handling... state.draw.vertex_buffer = buffer_cache.GetHandle(); + + gpu.dirty_flags.vertex_array = 0; } DrawParameters RasterizerOpenGL::SetupDraw() { @@ -575,7 +587,7 @@ void RasterizerOpenGL::DrawArrays() { return; MICROPROFILE_SCOPE(OpenGL_Drawing); - const auto& gpu = Core::System::GetInstance().GPU().Maxwell3D(); + auto& gpu = Core::System::GetInstance().GPU().Maxwell3D(); const auto& regs = gpu.regs; ScopeAcquireGLContext acquire_context{emu_window}; @@ -626,7 +638,11 @@ void RasterizerOpenGL::DrawArrays() { // Add space for at least 18 constant buffers buffer_size += Maxwell::MaxConstBuffers * (MaxConstbufferSize + uniform_buffer_alignment); - buffer_cache.Map(buffer_size); + bool invalidate = buffer_cache.Map(buffer_size); + if (invalidate) { + // As all cached buffers are invalidated, we need to recheck their state. + gpu.dirty_flags.vertex_attrib_format = 0xFFFFFFFF; + } SetupVertexFormat(); SetupVertexBuffer(); -- cgit v1.2.3