From 6030c5ce412e44ddcfe0a31c6747a017166bf33d Mon Sep 17 00:00:00 2001 From: Lioncash Date: Fri, 3 Aug 2018 12:55:58 -0400 Subject: [PATCH] video_core: Eliminate the g_renderer global variable We move the initialization of the renderer to the core class, while keeping the creation of it and any other specifics in video_core. This way we can ensure that the renderer is initialized and doesn't give unfettered access to the renderer. This also makes dependencies on types more explicit. For example, the GPU class doesn't need to depend on the existence of a renderer, it only needs to care about whether or not it has a rasterizer, but since it was accessing the global variable, it was also making the renderer a part of its dependency chain. By adjusting the interface, we can get rid of this dependency. --- src/core/core.cpp | 9 ++++--- src/core/core.h | 22 +++++++++++++++- .../service/nvdrv/devices/nvdisp_disp0.cpp | 6 ++--- .../service/nvdrv/devices/nvhost_as_gpu.cpp | 13 +++++----- src/core/hle/service/nvflinger/nvflinger.cpp | 6 +++-- src/core/memory.cpp | 18 +++++++------ src/core/settings.cpp | 6 +++-- src/video_core/engines/maxwell_3d.cpp | 10 ++++---- src/video_core/engines/maxwell_3d.h | 8 +++++- src/video_core/gpu.cpp | 5 ++-- src/video_core/gpu.h | 6 ++++- src/video_core/renderer_base.cpp | 4 +++ src/video_core/renderer_base.h | 8 ++++-- .../renderer_opengl/renderer_opengl.cpp | 2 +- .../renderer_opengl/renderer_opengl.h | 2 +- src/video_core/video_core.cpp | 25 ++----------------- src/video_core/video_core.h | 20 +++++++-------- src/yuzu/main.cpp | 4 +-- src/yuzu_cmd/yuzu.cpp | 2 +- 19 files changed, 101 insertions(+), 75 deletions(-) diff --git a/src/core/core.cpp b/src/core/core.cpp index 9824769cfa..29222babaa 100644 --- a/src/core/core.cpp +++ b/src/core/core.cpp @@ -18,6 +18,7 @@ #include "core/loader/loader.h" #include "core/settings.h" #include "file_sys/vfs_real.h" +#include "video_core/renderer_base.h" #include "video_core/video_core.h" namespace Core { @@ -174,7 +175,6 @@ System::ResultStatus System::Init(EmuWindow& emu_window) { cpu_cores[index] = std::make_shared(cpu_exclusive_monitor, cpu_barrier, index); } - gpu_core = std::make_unique(); telemetry_session = std::make_unique(); service_manager = std::make_shared(); @@ -182,10 +182,13 @@ System::ResultStatus System::Init(EmuWindow& emu_window) { Service::Init(service_manager); GDBStub::Init(); - if (!VideoCore::Init(emu_window)) { + renderer = VideoCore::CreateRenderer(emu_window); + if (!renderer->Init()) { return ResultStatus::ErrorVideoCore; } + gpu_core = std::make_unique(*renderer->Rasterizer()); + // Create threads for CPU cores 1-3, and build thread_to_cpu map // CPU core 0 is run on the main thread thread_to_cpu[std::this_thread::get_id()] = cpu_cores[0]; @@ -217,7 +220,7 @@ void System::Shutdown() { perf_results.frametime * 1000.0); // Shutdown emulation session - VideoCore::Shutdown(); + renderer.reset(); GDBStub::Shutdown(); Service::Shutdown(); Kernel::Shutdown(); diff --git a/src/core/core.h b/src/core/core.h index ed475ac4ef..059db4262c 100644 --- a/src/core/core.h +++ b/src/core/core.h @@ -27,6 +27,10 @@ namespace Service::SM { class ServiceManager; } +namespace VideoCore { +class RendererBase; +} + namespace Core { class System { @@ -127,11 +131,26 @@ public: /// Gets a CPU interface to the CPU core with the specified index Cpu& CpuCore(size_t core_index); - /// Gets the GPU interface + /// Gets a mutable reference to the GPU interface Tegra::GPU& GPU() { return *gpu_core; } + /// Gets an immutable reference to the GPU interface. + const Tegra::GPU& GPU() const { + return *gpu_core; + } + + /// Gets a mutable reference to the renderer. + VideoCore::RendererBase& Renderer() { + return *renderer; + } + + /// Gets an immutable reference to the renderer. + const VideoCore::RendererBase& Renderer() const { + return *renderer; + } + /// Gets the scheduler for the CPU core that is currently running Kernel::Scheduler& CurrentScheduler() { return *CurrentCpuCore().Scheduler(); @@ -195,6 +214,7 @@ private: /// AppLoader used to load the current executing application std::unique_ptr app_loader; + std::unique_ptr renderer; std::unique_ptr gpu_core; std::shared_ptr debug_context; Kernel::SharedPtr current_process; diff --git a/src/core/hle/service/nvdrv/devices/nvdisp_disp0.cpp b/src/core/hle/service/nvdrv/devices/nvdisp_disp0.cpp index ed69a4325d..2b74e6a339 100644 --- a/src/core/hle/service/nvdrv/devices/nvdisp_disp0.cpp +++ b/src/core/hle/service/nvdrv/devices/nvdisp_disp0.cpp @@ -30,9 +30,9 @@ void nvdisp_disp0::flip(u32 buffer_handle, u32 offset, u32 format, u32 width, u3 addr, offset, width, height, stride, static_cast(format), transform, crop_rect}; - Core::System::GetInstance().perf_stats.EndGameFrame(); - - VideoCore::g_renderer->SwapBuffers(framebuffer); + auto& instance = Core::System::GetInstance(); + instance.perf_stats.EndGameFrame(); + instance.Renderer().SwapBuffers(framebuffer); } } // namespace Service::Nvidia::Devices diff --git a/src/core/hle/service/nvdrv/devices/nvhost_as_gpu.cpp b/src/core/hle/service/nvdrv/devices/nvhost_as_gpu.cpp index 57b128b40a..06151a1ea1 100644 --- a/src/core/hle/service/nvdrv/devices/nvhost_as_gpu.cpp +++ b/src/core/hle/service/nvdrv/devices/nvhost_as_gpu.cpp @@ -150,15 +150,16 @@ u32 nvhost_as_gpu::UnmapBuffer(const std::vector& input, std::vector& ou LOG_DEBUG(Service_NVDRV, "called, offset=0x{:X}", params.offset); - auto& gpu = Core::System::GetInstance().GPU(); - - auto itr = buffer_mappings.find(params.offset); - + const auto itr = buffer_mappings.find(params.offset); ASSERT_MSG(itr != buffer_mappings.end(), "Tried to unmap invalid mapping"); - // Remove this memory region from the rasterizer cache. - VideoCore::g_renderer->Rasterizer()->FlushAndInvalidateRegion(params.offset, itr->second.size); + auto& system_instance = Core::System::GetInstance(); + // Remove this memory region from the rasterizer cache. + system_instance.Renderer().Rasterizer()->FlushAndInvalidateRegion(params.offset, + itr->second.size); + + auto& gpu = system_instance.GPU(); params.offset = gpu.memory_manager->UnmapBuffer(params.offset, itr->second.size); buffer_mappings.erase(itr->second.offset); diff --git a/src/core/hle/service/nvflinger/nvflinger.cpp b/src/core/hle/service/nvflinger/nvflinger.cpp index 5344441e1d..0bf51062cb 100644 --- a/src/core/hle/service/nvflinger/nvflinger.cpp +++ b/src/core/hle/service/nvflinger/nvflinger.cpp @@ -127,9 +127,11 @@ void NVFlinger::Compose() { MicroProfileFlip(); if (buffer == boost::none) { + auto& system_instance = Core::System::GetInstance(); + // There was no queued buffer to draw, render previous frame - Core::System::GetInstance().perf_stats.EndGameFrame(); - VideoCore::g_renderer->SwapBuffers({}); + system_instance.perf_stats.EndGameFrame(); + system_instance.Renderer().SwapBuffers({}); continue; } diff --git a/src/core/memory.cpp b/src/core/memory.cpp index 4b3bb7b31a..a8f08e1da5 100644 --- a/src/core/memory.cpp +++ b/src/core/memory.cpp @@ -326,34 +326,36 @@ void RasterizerMarkRegionCached(Tegra::GPUVAddr gpu_addr, u64 size, bool cached) } void RasterizerFlushVirtualRegion(VAddr start, u64 size, FlushMode mode) { + auto& system_instance = Core::System::GetInstance(); + // Since pages are unmapped on shutdown after video core is shutdown, the renderer may be // null here - if (VideoCore::g_renderer == nullptr) { + if (!system_instance.IsPoweredOn()) { return; } VAddr end = start + size; - auto CheckRegion = [&](VAddr region_start, VAddr region_end) { + const auto CheckRegion = [&](VAddr region_start, VAddr region_end) { if (start >= region_end || end <= region_start) { // No overlap with region return; } - VAddr overlap_start = std::max(start, region_start); - VAddr overlap_end = std::min(end, region_end); + const VAddr overlap_start = std::max(start, region_start); + const VAddr overlap_end = std::min(end, region_end); - std::vector gpu_addresses = - Core::System::GetInstance().GPU().memory_manager->CpuToGpuAddress(overlap_start); + const std::vector gpu_addresses = + system_instance.GPU().memory_manager->CpuToGpuAddress(overlap_start); if (gpu_addresses.empty()) { return; } - u64 overlap_size = overlap_end - overlap_start; + const u64 overlap_size = overlap_end - overlap_start; for (const auto& gpu_address : gpu_addresses) { - auto* rasterizer = VideoCore::g_renderer->Rasterizer(); + auto* rasterizer = system_instance.Renderer().Rasterizer(); switch (mode) { case FlushMode::Flush: rasterizer->FlushRegion(gpu_address, overlap_size); diff --git a/src/core/settings.cpp b/src/core/settings.cpp index 79e0b347b8..a4623223d1 100644 --- a/src/core/settings.cpp +++ b/src/core/settings.cpp @@ -2,6 +2,7 @@ // Licensed under GPLv2 or any later version // Refer to the license.txt file included. +#include "core/core.h" #include "core/gdbstub/gdbstub.h" #include "core/hle/service/hid/hid.h" #include "core/settings.h" @@ -19,8 +20,9 @@ void Apply() { VideoCore::g_toggle_framelimit_enabled = values.toggle_framelimit; - if (VideoCore::g_renderer) { - VideoCore::g_renderer->UpdateCurrentFramebufferLayout(); + auto& system_instance = Core::System::GetInstance(); + if (system_instance.IsPoweredOn()) { + system_instance.Renderer().UpdateCurrentFramebufferLayout(); } Service::HID::ReloadInputDevices(); diff --git a/src/video_core/engines/maxwell_3d.cpp b/src/video_core/engines/maxwell_3d.cpp index 0e205ed72e..a235b543e5 100644 --- a/src/video_core/engines/maxwell_3d.cpp +++ b/src/video_core/engines/maxwell_3d.cpp @@ -19,8 +19,8 @@ namespace Engines { /// First register id that is actually a Macro call. constexpr u32 MacroRegistersStart = 0xE00; -Maxwell3D::Maxwell3D(MemoryManager& memory_manager) - : memory_manager(memory_manager), macro_interpreter(*this) {} +Maxwell3D::Maxwell3D(VideoCore::RasterizerInterface& rasterizer, MemoryManager& memory_manager) + : memory_manager(memory_manager), rasterizer{rasterizer}, macro_interpreter(*this) {} void Maxwell3D::CallMacroMethod(u32 method, std::vector parameters) { auto macro_code = uploaded_macros.find(method); @@ -130,7 +130,7 @@ void Maxwell3D::WriteReg(u32 method, u32 value, u32 remaining_params) { break; } - VideoCore::g_renderer->Rasterizer()->NotifyMaxwellRegisterChanged(method); + rasterizer.NotifyMaxwellRegisterChanged(method); if (debug_context) { debug_context->OnEvent(Tegra::DebugContext::Event::MaxwellCommandProcessed, nullptr); @@ -218,7 +218,7 @@ void Maxwell3D::DrawArrays() { } const bool is_indexed{regs.index_array.count && !regs.vertex_buffer.count}; - VideoCore::g_renderer->Rasterizer()->AccelerateDrawBatch(is_indexed); + rasterizer.AccelerateDrawBatch(is_indexed); // TODO(bunnei): Below, we reset vertex count so that we can use these registers to determine if // the game is trying to draw indexed or direct mode. This needs to be verified on HW still - @@ -393,7 +393,7 @@ void Maxwell3D::ProcessClearBuffers() { regs.clear_buffers.R == regs.clear_buffers.B && regs.clear_buffers.R == regs.clear_buffers.A); - VideoCore::g_renderer->Rasterizer()->Clear(); + rasterizer.Clear(); } } // namespace Engines diff --git a/src/video_core/engines/maxwell_3d.h b/src/video_core/engines/maxwell_3d.h index 3c32f10671..4d0ff96a57 100644 --- a/src/video_core/engines/maxwell_3d.h +++ b/src/video_core/engines/maxwell_3d.h @@ -17,6 +17,10 @@ #include "video_core/memory_manager.h" #include "video_core/textures/texture.h" +namespace VideoCore { +class RasterizerInterface; +} + namespace Tegra::Engines { #define MAXWELL3D_REG_INDEX(field_name) \ @@ -24,7 +28,7 @@ namespace Tegra::Engines { class Maxwell3D final { public: - explicit Maxwell3D(MemoryManager& memory_manager); + explicit Maxwell3D(VideoCore::RasterizerInterface& rasterizer, MemoryManager& memory_manager); ~Maxwell3D() = default; /// Register structure of the Maxwell3D engine. @@ -818,6 +822,8 @@ public: Texture::FullTextureInfo GetStageTexture(Regs::ShaderStage stage, size_t offset) const; private: + VideoCore::RasterizerInterface& rasterizer; + std::unordered_map> uploaded_macros; /// Macro method that is currently being executed / being fed parameters. diff --git a/src/video_core/gpu.cpp b/src/video_core/gpu.cpp index 141e20444f..b2a83ce0b0 100644 --- a/src/video_core/gpu.cpp +++ b/src/video_core/gpu.cpp @@ -7,12 +7,13 @@ #include "video_core/engines/maxwell_compute.h" #include "video_core/engines/maxwell_dma.h" #include "video_core/gpu.h" +#include "video_core/rasterizer_interface.h" namespace Tegra { -GPU::GPU() { +GPU::GPU(VideoCore::RasterizerInterface& rasterizer) { memory_manager = std::make_unique(); - maxwell_3d = std::make_unique(*memory_manager); + maxwell_3d = std::make_unique(rasterizer, *memory_manager); fermi_2d = std::make_unique(*memory_manager); maxwell_compute = std::make_unique(); maxwell_dma = std::make_unique(*memory_manager); diff --git a/src/video_core/gpu.h b/src/video_core/gpu.h index 08aa75503b..440505c9d1 100644 --- a/src/video_core/gpu.h +++ b/src/video_core/gpu.h @@ -11,6 +11,10 @@ #include "core/hle/service/nvflinger/buffer_queue.h" #include "video_core/memory_manager.h" +namespace VideoCore { +class RasterizerInterface; +} + namespace Tegra { enum class RenderTargetFormat : u32 { @@ -98,7 +102,7 @@ enum class EngineID { class GPU final { public: - GPU(); + explicit GPU(VideoCore::RasterizerInterface& rasterizer); ~GPU(); /// Processes a command list stored at the specified address in GPU memory. diff --git a/src/video_core/renderer_base.cpp b/src/video_core/renderer_base.cpp index dbe3edf09a..3ca3502433 100644 --- a/src/video_core/renderer_base.cpp +++ b/src/video_core/renderer_base.cpp @@ -7,6 +7,8 @@ #include "video_core/renderer_base.h" #include "video_core/renderer_opengl/gl_rasterizer.h" +namespace VideoCore { + RendererBase::RendererBase(EmuWindow& window) : render_window{window} {} RendererBase::~RendererBase() = default; @@ -21,3 +23,5 @@ void RendererBase::RefreshRasterizerSetting() { rasterizer = std::make_unique(render_window); } } + +} // namespace VideoCore diff --git a/src/video_core/renderer_base.h b/src/video_core/renderer_base.h index 1cb161b7f9..effb9aed3b 100644 --- a/src/video_core/renderer_base.h +++ b/src/video_core/renderer_base.h @@ -13,6 +13,8 @@ class EmuWindow; +namespace VideoCore { + class RendererBase : NonCopyable { public: /// Used to reference a framebuffer @@ -44,7 +46,7 @@ public: return m_current_frame; } - VideoCore::RasterizerInterface* Rasterizer() const { + RasterizerInterface* Rasterizer() const { return rasterizer.get(); } @@ -52,7 +54,9 @@ public: protected: EmuWindow& render_window; ///< Reference to the render window handle. - std::unique_ptr rasterizer; + std::unique_ptr rasterizer; f32 m_current_fps = 0.0f; ///< Current framerate, should be set by the renderer int m_current_frame = 0; ///< Current frame, should be set by the renderer }; + +} // namespace VideoCore diff --git a/src/video_core/renderer_opengl/renderer_opengl.cpp b/src/video_core/renderer_opengl/renderer_opengl.cpp index 74383c7cfc..50846975f0 100644 --- a/src/video_core/renderer_opengl/renderer_opengl.cpp +++ b/src/video_core/renderer_opengl/renderer_opengl.cpp @@ -103,7 +103,7 @@ ScopeAcquireGLContext::~ScopeAcquireGLContext() { } } -RendererOpenGL::RendererOpenGL(EmuWindow& window) : RendererBase{window} {} +RendererOpenGL::RendererOpenGL(EmuWindow& window) : VideoCore::RendererBase{window} {} RendererOpenGL::~RendererOpenGL() = default; /// Swap buffers (render frame) diff --git a/src/video_core/renderer_opengl/renderer_opengl.h b/src/video_core/renderer_opengl/renderer_opengl.h index ab7de41c8b..428afa3b71 100644 --- a/src/video_core/renderer_opengl/renderer_opengl.h +++ b/src/video_core/renderer_opengl/renderer_opengl.h @@ -41,7 +41,7 @@ private: EmuWindow& emu_window; }; -class RendererOpenGL : public RendererBase { +class RendererOpenGL : public VideoCore::RendererBase { public: explicit RendererOpenGL(EmuWindow& window); ~RendererOpenGL() override; diff --git a/src/video_core/video_core.cpp b/src/video_core/video_core.cpp index 06b13e6817..5085ef96bd 100644 --- a/src/video_core/video_core.cpp +++ b/src/video_core/video_core.cpp @@ -3,37 +3,16 @@ // Refer to the license.txt file included. #include -#include "common/logging/log.h" #include "video_core/renderer_base.h" #include "video_core/renderer_opengl/renderer_opengl.h" #include "video_core/video_core.h" -//////////////////////////////////////////////////////////////////////////////////////////////////// -// Video Core namespace - namespace VideoCore { -std::unique_ptr g_renderer; ///< Renderer plugin - std::atomic g_toggle_framelimit_enabled; -/// Initialize the video core -bool Init(EmuWindow& emu_window) { - g_renderer = std::make_unique(emu_window); - if (g_renderer->Init()) { - LOG_DEBUG(Render, "initialized OK"); - } else { - LOG_CRITICAL(Render, "initialization failed !"); - return false; - } - return true; -} - -/// Shutdown the video core -void Shutdown() { - g_renderer.reset(); - - LOG_DEBUG(Render, "shutdown OK"); +std::unique_ptr CreateRenderer(EmuWindow& emu_window) { + return std::make_unique(emu_window); } } // namespace VideoCore diff --git a/src/video_core/video_core.h b/src/video_core/video_core.h index 519b757f50..7c01c0b8da 100644 --- a/src/video_core/video_core.h +++ b/src/video_core/video_core.h @@ -8,25 +8,23 @@ #include class EmuWindow; -class RendererBase; - -//////////////////////////////////////////////////////////////////////////////////////////////////// -// Video Core namespace namespace VideoCore { -enum class Renderer { Software, OpenGL }; +class RendererBase; -extern std::unique_ptr g_renderer; ///< Renderer plugin +enum class Renderer { Software, OpenGL }; // TODO: Wrap these in a user settings struct along with any other graphics settings (often set from // qt ui) extern std::atomic g_toggle_framelimit_enabled; -/// Initialize the video core -bool Init(EmuWindow& emu_window); - -/// Shutdown the video core -void Shutdown(); +/** + * Creates a renderer instance. + * + * @note The returned renderer instance is simply allocated. Its Init() + * function still needs to be called to fully complete its setup. + */ +std::unique_ptr CreateRenderer(EmuWindow& emu_window); } // namespace VideoCore diff --git a/src/yuzu/main.cpp b/src/yuzu/main.cpp index 341867f7b3..955353a2c6 100644 --- a/src/yuzu/main.cpp +++ b/src/yuzu/main.cpp @@ -445,7 +445,7 @@ bool GMainWindow::LoadROM(const QString& filename) { case Core::System::ResultStatus::ErrorVideoCore: QMessageBox::critical( - this, tr("An error occured in the video core."), + this, tr("An error occurred initializing the video core."), tr("yuzu has encountered an error while running the video core, please see the " "log for more details." "For more information on accessing the log, please see the following page: " @@ -459,7 +459,7 @@ bool GMainWindow::LoadROM(const QString& filename) { default: QMessageBox::critical( this, tr("Error while loading ROM!"), - tr("An unknown error occured. Please see the log for more details.")); + tr("An unknown error occurred. Please see the log for more details.")); break; } return false; diff --git a/src/yuzu_cmd/yuzu.cpp b/src/yuzu_cmd/yuzu.cpp index 5ff6266bff..5911ec1778 100644 --- a/src/yuzu_cmd/yuzu.cpp +++ b/src/yuzu_cmd/yuzu.cpp @@ -187,7 +187,7 @@ int main(int argc, char** argv) { LOG_CRITICAL(Frontend, "Failed to determine system mode!"); return -1; case Core::System::ResultStatus::ErrorVideoCore: - LOG_CRITICAL(Frontend, "VideoCore not initialized"); + LOG_CRITICAL(Frontend, "Failed to initialize VideoCore!"); return -1; case Core::System::ResultStatus::Success: break; // Expected case