From 89dd7dc1802cc53e828cb71c1f3e2bc0879459ce Mon Sep 17 00:00:00 2001 From: Liam Date: Sun, 27 Nov 2022 20:37:37 -0500 Subject: video_core: add null backend --- src/video_core/renderer_null/null_rasterizer.cpp | 90 ++++++++++++++++++++++++ src/video_core/renderer_null/null_rasterizer.h | 78 ++++++++++++++++++++ src/video_core/renderer_null/renderer_null.cpp | 24 +++++++ src/video_core/renderer_null/renderer_null.h | 36 ++++++++++ 4 files changed, 228 insertions(+) create mode 100644 src/video_core/renderer_null/null_rasterizer.cpp create mode 100644 src/video_core/renderer_null/null_rasterizer.h create mode 100644 src/video_core/renderer_null/renderer_null.cpp create mode 100644 src/video_core/renderer_null/renderer_null.h (limited to 'src/video_core/renderer_null') diff --git a/src/video_core/renderer_null/null_rasterizer.cpp b/src/video_core/renderer_null/null_rasterizer.cpp new file mode 100644 index 000000000..9734d84bc --- /dev/null +++ b/src/video_core/renderer_null/null_rasterizer.cpp @@ -0,0 +1,90 @@ +// SPDX-FileCopyrightText: Copyright 2022 yuzu Emulator Project +// SPDX-License-Identifier: GPL-2.0-or-later + +#include "video_core/host1x/host1x.h" +#include "video_core/memory_manager.h" +#include "video_core/renderer_null/null_rasterizer.h" + +namespace Null { + +AccelerateDMA::AccelerateDMA() = default; + +bool AccelerateDMA::BufferCopy(GPUVAddr start_address, GPUVAddr end_address, u64 amount) { + return true; +} +bool AccelerateDMA::BufferClear(GPUVAddr src_address, u64 amount, u32 value) { + return true; +} + +RasterizerNull::RasterizerNull(Core::Memory::Memory& cpu_memory_, Tegra::GPU& gpu) + : RasterizerAccelerated(cpu_memory_), m_gpu{gpu} {} +RasterizerNull::~RasterizerNull() = default; + +void RasterizerNull::Draw(bool is_indexed, u32 instance_count) {} +void RasterizerNull::Clear(u32 layer_count) {} +void RasterizerNull::DispatchCompute() {} +void RasterizerNull::ResetCounter(VideoCore::QueryType type) {} +void RasterizerNull::Query(GPUVAddr gpu_addr, VideoCore::QueryType type, + std::optional timestamp) { + if (!gpu_memory) { + return; + } + + gpu_memory->Write(gpu_addr, u64{0}); + if (timestamp) { + gpu_memory->Write(gpu_addr + 8, *timestamp); + } +} +void RasterizerNull::BindGraphicsUniformBuffer(size_t stage, u32 index, GPUVAddr gpu_addr, + u32 size) {} +void RasterizerNull::DisableGraphicsUniformBuffer(size_t stage, u32 index) {} +void RasterizerNull::FlushAll() {} +void RasterizerNull::FlushRegion(VAddr addr, u64 size) {} +bool RasterizerNull::MustFlushRegion(VAddr addr, u64 size) { + return false; +} +void RasterizerNull::InvalidateRegion(VAddr addr, u64 size) {} +void RasterizerNull::OnCPUWrite(VAddr addr, u64 size) {} +void RasterizerNull::InvalidateGPUCache() {} +void RasterizerNull::UnmapMemory(VAddr addr, u64 size) {} +void RasterizerNull::ModifyGPUMemory(size_t as_id, GPUVAddr addr, u64 size) {} +void RasterizerNull::SignalFence(std::function&& func) { + func(); +} +void RasterizerNull::SyncOperation(std::function&& func) { + func(); +} +void RasterizerNull::SignalSyncPoint(u32 value) { + auto& syncpoint_manager = m_gpu.Host1x().GetSyncpointManager(); + syncpoint_manager.IncrementGuest(value); + syncpoint_manager.IncrementHost(value); +} +void RasterizerNull::SignalReference() {} +void RasterizerNull::ReleaseFences() {} +void RasterizerNull::FlushAndInvalidateRegion(VAddr addr, u64 size) {} +void RasterizerNull::WaitForIdle() {} +void RasterizerNull::FragmentBarrier() {} +void RasterizerNull::TiledCacheBarrier() {} +void RasterizerNull::FlushCommands() {} +void RasterizerNull::TickFrame() {} +Tegra::Engines::AccelerateDMAInterface& RasterizerNull::AccessAccelerateDMA() { + return m_accelerate_dma; +} +bool RasterizerNull::AccelerateSurfaceCopy(const Tegra::Engines::Fermi2D::Surface& src, + const Tegra::Engines::Fermi2D::Surface& dst, + const Tegra::Engines::Fermi2D::Config& copy_config) { + return true; +} +void RasterizerNull::AccelerateInlineToMemory(GPUVAddr address, size_t copy_size, + std::span memory) {} +bool RasterizerNull::AccelerateDisplay(const Tegra::FramebufferConfig& config, + VAddr framebuffer_addr, u32 pixel_stride) { + return true; +} +void RasterizerNull::LoadDiskResources(u64 title_id, std::stop_token stop_loading, + const VideoCore::DiskResourceLoadCallback& callback) {} +void RasterizerNull::InitializeChannel(Tegra::Control::ChannelState& channel) {} +void RasterizerNull::BindChannel(Tegra::Control::ChannelState& channel) {} +void RasterizerNull::ReleaseChannel(s32 channel_id) {} + +} // namespace Null diff --git a/src/video_core/renderer_null/null_rasterizer.h b/src/video_core/renderer_null/null_rasterizer.h new file mode 100644 index 000000000..ecf77ba42 --- /dev/null +++ b/src/video_core/renderer_null/null_rasterizer.h @@ -0,0 +1,78 @@ +// SPDX-FileCopyrightText: Copyright 2022 yuzu Emulator Project +// SPDX-License-Identifier: GPL-2.0-or-later + +#pragma once + +#include "common/common_types.h" +#include "video_core/control/channel_state_cache.h" +#include "video_core/engines/maxwell_dma.h" +#include "video_core/rasterizer_accelerated.h" +#include "video_core/rasterizer_interface.h" + +namespace Core { +class System; +} + +namespace Null { + +class RasterizerNull; + +class AccelerateDMA : public Tegra::Engines::AccelerateDMAInterface { +public: + explicit AccelerateDMA(); + bool BufferCopy(GPUVAddr start_address, GPUVAddr end_address, u64 amount) override; + bool BufferClear(GPUVAddr src_address, u64 amount, u32 value) override; +}; + +class RasterizerNull final : public VideoCore::RasterizerAccelerated, + protected VideoCommon::ChannelSetupCaches { +public: + explicit RasterizerNull(Core::Memory::Memory& cpu_memory, Tegra::GPU& gpu); + ~RasterizerNull() override; + + void Draw(bool is_indexed, u32 instance_count) override; + void Clear(u32 layer_count) override; + void DispatchCompute() override; + void ResetCounter(VideoCore::QueryType type) override; + void Query(GPUVAddr gpu_addr, VideoCore::QueryType type, std::optional timestamp) override; + void BindGraphicsUniformBuffer(size_t stage, u32 index, GPUVAddr gpu_addr, u32 size) override; + void DisableGraphicsUniformBuffer(size_t stage, u32 index) override; + void FlushAll() override; + void FlushRegion(VAddr addr, u64 size) override; + bool MustFlushRegion(VAddr addr, u64 size) override; + void InvalidateRegion(VAddr addr, u64 size) override; + void OnCPUWrite(VAddr addr, u64 size) override; + void InvalidateGPUCache() override; + void UnmapMemory(VAddr addr, u64 size) override; + void ModifyGPUMemory(size_t as_id, GPUVAddr addr, u64 size) override; + void SignalFence(std::function&& func) override; + void SyncOperation(std::function&& func) override; + void SignalSyncPoint(u32 value) override; + void SignalReference() override; + void ReleaseFences() override; + void FlushAndInvalidateRegion(VAddr addr, u64 size) override; + void WaitForIdle() override; + void FragmentBarrier() override; + void TiledCacheBarrier() override; + void FlushCommands() override; + void TickFrame() override; + bool AccelerateSurfaceCopy(const Tegra::Engines::Fermi2D::Surface& src, + const Tegra::Engines::Fermi2D::Surface& dst, + const Tegra::Engines::Fermi2D::Config& copy_config) override; + Tegra::Engines::AccelerateDMAInterface& AccessAccelerateDMA() override; + void AccelerateInlineToMemory(GPUVAddr address, size_t copy_size, + std::span memory) override; + bool AccelerateDisplay(const Tegra::FramebufferConfig& config, VAddr framebuffer_addr, + u32 pixel_stride) override; + void LoadDiskResources(u64 title_id, std::stop_token stop_loading, + const VideoCore::DiskResourceLoadCallback& callback) override; + void InitializeChannel(Tegra::Control::ChannelState& channel) override; + void BindChannel(Tegra::Control::ChannelState& channel) override; + void ReleaseChannel(s32 channel_id) override; + +private: + Tegra::GPU& m_gpu; + AccelerateDMA m_accelerate_dma; +}; + +} // namespace Null diff --git a/src/video_core/renderer_null/renderer_null.cpp b/src/video_core/renderer_null/renderer_null.cpp new file mode 100644 index 000000000..e2a189b63 --- /dev/null +++ b/src/video_core/renderer_null/renderer_null.cpp @@ -0,0 +1,24 @@ +// SPDX-FileCopyrightText: Copyright 2022 yuzu Emulator Project +// SPDX-License-Identifier: GPL-2.0-or-later + +#include "video_core/renderer_null/renderer_null.h" + +namespace Null { + +RendererNull::RendererNull(Core::Frontend::EmuWindow& emu_window, Core::Memory::Memory& cpu_memory, + Tegra::GPU& gpu, + std::unique_ptr context_) + : RendererBase(emu_window, std::move(context_)), m_gpu(gpu), m_rasterizer(cpu_memory, gpu) {} + +RendererNull::~RendererNull() = default; + +void RendererNull::SwapBuffers(const Tegra::FramebufferConfig* framebuffer) { + if (!framebuffer) { + return; + } + + m_gpu.RendererFrameEndNotify(); + render_window.OnFrameDisplayed(); +} + +} // namespace Null diff --git a/src/video_core/renderer_null/renderer_null.h b/src/video_core/renderer_null/renderer_null.h new file mode 100644 index 000000000..967ff5645 --- /dev/null +++ b/src/video_core/renderer_null/renderer_null.h @@ -0,0 +1,36 @@ +// SPDX-FileCopyrightText: Copyright 2022 yuzu Emulator Project +// SPDX-License-Identifier: GPL-2.0-or-later + +#pragma once + +#include +#include + +#include "video_core/renderer_base.h" +#include "video_core/renderer_null/null_rasterizer.h" + +namespace Null { + +class RendererNull final : public VideoCore::RendererBase { +public: + explicit RendererNull(Core::Frontend::EmuWindow& emu_window, Core::Memory::Memory& cpu_memory, + Tegra::GPU& gpu, + std::unique_ptr context); + ~RendererNull() override; + + void SwapBuffers(const Tegra::FramebufferConfig* framebuffer) override; + + VideoCore::RasterizerInterface* ReadRasterizer() override { + return &m_rasterizer; + } + + [[nodiscard]] std::string GetDeviceVendor() const override { + return "NULL"; + } + +private: + Tegra::GPU& m_gpu; + RasterizerNull m_rasterizer; +}; + +} // namespace Null -- cgit v1.2.3