GraphicsDeviceNull.h

#pragma once
 
#include "../Base/SyncObjectsCommon.h"
 
#include "BuffersNull.h"
#include "CapabilitiesNull.h"
#include "ContextNull.h"
#include "EffectsNull.h"
#include "RenderTargetsNull.h"
#include "TexturesNull.h"
 
#include "../IGraphicsDevice.h"
 
namespace Cogs {
  class GraphicsDeviceNull : public IGraphicsDevice {
  public:
    GraphicsDeviceNull(RenderingAllocatorInfo* /*allocator*/ = nullptr) {
      effects.initialize(&buffers);
    }
 
    virtual bool initialize() override {
        if (settings.ioHandler) {
            effects.setIOHandler(settings.ioHandler);
        }
        return true;
    }
    virtual void setSize(int /*width*/, int /*height*/) override {}
    virtual bool getSize(int& /*w*/, int& /*h*/) const override   { return false; }
 
    virtual void releaseResources() override {}
    virtual void waitForCommandSync() override {}
    virtual void beginFrame() override {}
    virtual void endFrame(uint32_t /*syncInterval*/ = 0, uint32_t /*presentFlags*/ = PresentFlags::None) override {}
 
    virtual std::string getIdentifier() const override { return "Null"; }
    virtual GraphicsDeviceType getType() const override { return GraphicsDeviceType::Null; }
    virtual IContext* getImmediateContext() override { return &context; }
    virtual IBuffers* getBuffers() override { return &buffers; }
    virtual ITextures* getTextures() override { return &textures; }
    virtual IRenderTargets* getRenderTargets() override { return &renderTargets; }
    virtual IEffects* getEffects() override { return &effects; }
    virtual IPipelineStates* getPipelineStates() override { return nullptr; }
    virtual ICapabilities* getCapabilities() override { return &capabilities; }
    virtual ISyncObjects* getSyncObjects() override { return &syncObjects; }
    virtual ISwapChain* getDefaultSwapChain() override { return nullptr; }
 
    virtual void* getNativeDevice() override { return this; }
 
  private:
    ContextNull context;
    BuffersNull buffers;
    EffectsNull effects;
    TexturesNull textures;
    RenderTargetsNull renderTargets;
    CapabilitiesNull capabilities;
    SyncObjectsCommon syncObjects;
  };
}