renderer.h

[詳解]

#pragma once
#include "triangle.h"
#include "shader.h"
#include "render_param.h"
#include "light.h"
#include "renderer_2d.h"

class Renderer
{
public:
    Renderer();

    ~Renderer();

    bool Initialize(HWND hWindow);

    void Terminate();

    void Draw();

    void Swap();

    bool CompileShader(const WCHAR* vsPath, const WCHAR* psPath, Shader& outShader);

    ID3D11Device* GetDevice() { return m_pD3DDevice; }

    ID3D11DeviceContext* GetDeviceContext() { return m_pImmediateContext; }

    RenderParam GetRenderParam() { return m_renderParam; }

    bool SetupViewTransform(const DirectX::XMMATRIX& viewMat);

    const LightSet& GetLightSet() const { return m_lightSet; }

    void SetEyePosLight(DirectX::XMFLOAT4 eyePos);

    IDXGISwapChain* GetSwapChain() { return m_pSwapChain; }
 
    Shader TextureSpecularShader;  
    Shader TextureShader;          
    Shader SimpleShader;           
    Shader SpecularShader;         
 
private:
    bool initDeviceAndSwapChain(HWND hWindow);
    bool initBackBuffer();
    bool setupProjectionTransform();
    bool createLightBuffer();
    void setLight();
    bool createSamplerState();
    void compileShaders();
 
    static const UINT FEATURE_LEVELS_NUM = 4;                         
    D3D_FEATURE_LEVEL m_pFeatureLevels[FEATURE_LEVELS_NUM] = {};      
    D3D_FEATURE_LEVEL m_featureLevelsSupported;                       
 
    ID3D11Device*        m_pD3DDevice = nullptr;        
    ID3D11DeviceContext* m_pImmediateContext = nullptr; 
    IDXGISwapChain*      m_pSwapChain = nullptr;        
 
    ID3D11RenderTargetView* m_pRenderTargetView = nullptr; 
    D3D11_VIEWPORT m_viewPort[1];                          
 
    UINT m_backBufferNum = 3;   
    UINT m_screenWidth = 0;     
    UINT m_screenHeight = 0;    
 
    ID3D11BlendState* m_pBlendState = nullptr;  
 
    RenderParam m_renderParam;  
 
    float m_nearClipDist = 0.f;  
    float m_farClipDist = 0.f;   
    float m_fov = 0.f;           
 
    ID3D11DepthStencilView*  m_pDepthStencilView = nullptr; 
    ID3D11DepthStencilState* m_pDepthState = nullptr;       
 
    LightSet m_lightSet;  
 
    ID3D11SamplerState* m_samplerState = nullptr;  
};