xenia-canary/src/xenia/gpu/graphics_system.h

150 lines
4.6 KiB
C++

/**
******************************************************************************
* Xenia : Xbox 360 Emulator Research Project *
******************************************************************************
* Copyright 2022 Ben Vanik. All rights reserved. *
* Released under the BSD license - see LICENSE in the root for more details. *
******************************************************************************
*/
#ifndef XENIA_GPU_GRAPHICS_SYSTEM_H_
#define XENIA_GPU_GRAPHICS_SYSTEM_H_
#include <atomic>
#include <cstdint>
#include <functional>
#include <memory>
#include <mutex>
#include <string>
#include <thread>
#include "xenia/cpu/processor.h"
#include "xenia/gpu/register_file.h"
#include "xenia/kernel/xthread.h"
#include "xenia/memory.h"
#include "xenia/ui/graphics_provider.h"
#include "xenia/ui/presenter.h"
#include "xenia/ui/windowed_app_context.h"
#include "xenia/xbox.h"
namespace xe {
class Emulator;
} // namespace xe
namespace xe {
namespace gpu {
static const std::vector<std::pair<uint16_t, uint16_t>>
internal_display_resolution_entries = {
{640, 480}, {640, 576}, {720, 480}, {720, 576}, {800, 600},
{848, 480}, {1024, 768}, {1152, 864}, {1280, 720}, {1280, 768},
{1280, 960}, {1280, 1024}, {1360, 768}, {1440, 900}, {1680, 1050},
{1920, 540}, {1920, 1080}};
class CommandProcessor;
class GraphicsSystem {
public:
virtual ~GraphicsSystem();
virtual std::string name() const = 0;
Memory* memory() const { return memory_; }
cpu::Processor* processor() const { return processor_; }
kernel::KernelState* kernel_state() const { return kernel_state_; }
ui::GraphicsProvider* provider() const { return provider_.get(); }
ui::Presenter* presenter() const { return presenter_.get(); }
virtual X_STATUS Setup(cpu::Processor* processor,
kernel::KernelState* kernel_state,
ui::WindowedAppContext* app_context,
bool is_surface_required);
virtual void Shutdown();
// May be called from any thread any number of times, even during recovery
// from a device loss.
void OnHostGpuLossFromAnyThread(bool is_responsible);
RegisterFile* register_file() { return register_file_; }
CommandProcessor* command_processor() const {
return command_processor_.get();
}
virtual void InitializeRingBuffer(uint32_t ptr, uint32_t size_log2);
virtual void EnableReadPointerWriteBack(uint32_t ptr,
uint32_t block_size_log2);
virtual void SetInterruptCallback(uint32_t callback, uint32_t user_data);
void DispatchInterruptCallback(uint32_t source, uint32_t cpu);
virtual void ClearCaches();
void InitializeShaderStorage(const std::filesystem::path& cache_root,
uint32_t title_id, bool blocking);
void RequestFrameTrace();
void BeginTracing();
void EndTracing();
bool is_paused() const { return paused_; }
void Pause();
void Resume();
bool Save(ByteStream* stream);
bool Restore(ByteStream* stream);
static std::pair<uint16_t, uint16_t> GetInternalDisplayResolution();
std::pair<uint32_t, uint32_t> GetScaledAspectRatio() const {
return {scaled_aspect_x_, scaled_aspect_y_};
};
void SetScaledAspectRatio(uint32_t x, uint32_t y) {
scaled_aspect_x_ = x;
scaled_aspect_y_ = y;
};
protected:
GraphicsSystem();
virtual std::unique_ptr<CommandProcessor> CreateCommandProcessor() = 0;
static uint32_t ReadRegisterThunk(void* ppc_context, GraphicsSystem* gs,
uint32_t addr);
static void WriteRegisterThunk(void* ppc_context, GraphicsSystem* gs,
uint32_t addr, uint32_t value);
uint32_t ReadRegister(uint32_t addr);
void WriteRegister(uint32_t addr, uint32_t value);
void MarkVblank();
Memory* memory_ = nullptr;
cpu::Processor* processor_ = nullptr;
kernel::KernelState* kernel_state_ = nullptr;
ui::WindowedAppContext* app_context_ = nullptr;
std::unique_ptr<ui::GraphicsProvider> provider_;
uint32_t interrupt_callback_ = 0;
uint32_t interrupt_callback_data_ = 0;
std::atomic<bool> frame_limiter_worker_running_;
kernel::object_ref<kernel::XHostThread> frame_limiter_worker_thread_;
RegisterFile* register_file_;
std::unique_ptr<CommandProcessor> command_processor_;
bool paused_ = false;
uint32_t scaled_aspect_x_ = 0;
uint32_t scaled_aspect_y_ = 0;
private:
std::unique_ptr<ui::Presenter> presenter_;
std::atomic_flag host_gpu_loss_reported_;
};
} // namespace gpu
} // namespace xe
#endif // XENIA_GPU_GRAPHICS_SYSTEM_H_