Context.hpp

Go to the documentation of this file.

#pragma once
#include <Core/AllocatorStack.hpp>
#include <Core/JobSystem.hpp>
#include <RenderCore/Renderer.hpp>
#include <RHICore/Surface.hpp>
#include <SDL3/SDL.h>
 
using namespace Foundation;
using namespace RHI;
using namespace RenderCore;
using namespace Core;
class GPUScene;
namespace Foundation::RenderCore
{
class Presenter;
}
static constexpr size_t kEditorFrameScratchSize = 4 << 20;
 
struct FContext
{
    Span<const char*> files;
 
    Allocator* allocator{};
    UniquePtr<ScopedArena> editorFrameArena;
    UniquePtr<AllocatorStack> editorFrameScratch;
 
    SDL_Window* window{};
    struct WindowHDRState
    {
        bool propertiesAvailable{false};
        bool enabled{false};
        float sdrWhiteLevel{1.0f};
        float sdrWhiteNits{80.0f};
        float headroom{1.0f};
        float peakNits{80.0f};
    } windowHDR;
 
    RHIApplication* application{};
    RHIApplicationScopedHandle<RHIDevice> device;
    RHIDeviceScopedHandle<RHISurface> surface;
    RHIDeviceScopedHandle<RHISwapchain> swapchain;
    RHIDeviceScopedHandle<RHIPipelineStateCache> psoCache;
    String psoCachePath;
 
    GPUScene* gpuScene{};
    Renderer* renderer{};
    Presenter* presenter{};
 
    UniquePtr<JobSystem> jobs;
 
    SDL_Event event;
 
    bool enableHDR{false};
 
    // Renderer Specific settings
    struct RendererSettings
    {
        int defaultRenderer{0}; // 0: Progressive PT, 1: Raster, 2: Realtime PT (RTPT)
        float energyClampOverride{1.0f}; // Applies to default PT, Fast preset
        float renderScale{1.0f}; // 0.25 .. 1.0
    } rendererSettings;
};
 
extern FContext* GContext;
 
extern bool UpdateWindowHDRState(FContext* context);
extern void UpdateSwapchain(FContext* context);
extern void ResetEditorFrameScratch(FContext* context);
extern void DestroyEditorRenderer(FContext* context = nullptr);
extern FContext* CreateContext(SDL_Window* window, Allocator* allocator = GLOBAL_ALLOC, RHIDevice::DeviceDesc const& deviceDesc = {});
extern void DestroyContext(FContext* context = nullptr /* global */);