SOL9 Sample: Direct3DX11ColoredCubeRotationByTimerThread

SOL9 2.0 Samples

1 Screenshot


2 Source code

/*
 * Direct3DX11ColoredCubeRotationByTimerThread.cpp 
 * Copyright (c) 2015 Antillia.com TOSHIYUKI ARAI. ALL RIGHTS RESERVED. 
 */


// 2016/02/20 
// 2017/01/28 Updated to use ModuleFileName class and caught macro.

// This is a simple ColoredCubeRotation sample program using a DirectX3D11TimeThread.
// 2017/01/18 Updated display method to call setShaderMatrices.

#pragma warning(disable : 4005) 
#pragma warning(disable : 4838) 


#define COMMONCONTROLS_V6

#include <sol/CriticalSection.h>

#include <sol/direct3d11/DirectX3D11MainView.h>
#include <sol/direct3d11/DirectX3D11View.h>
#include <sol/direct3d11/DirectX3D11TimerThread.h>

#include <sol/direct3d11/Direct3D11DeferredContext.h>

#include <sol/direct3d11/Direct3D11RenderTargetView.h>
#include <sol/direct3d11/Direct3D11DepthStencilView.h>
#include <sol/direct3d11/Direct3D11DepthStencilState.h>


#include <sol/direct3d11/Direct3D11VertexShader.h>
#include <sol/direct3d11/Direct3D11PixelShader.h>
#include <sol/direct3d11/Direct3DX11ColoredCube.h>
#include <sol/direct3d11/Direct3DX11Box.h>

#include <sol/direct3d11/Direct3D11Texture2D.h>

#include <sol/direct3d11/D3D11Texture2DDesc.h>
#include <sol/direct3d11/Direct3D11Buffer.h>
#include <sol/direct3d11/Direct3D11Blob.h>
#include <sol/direct3d11/D3D11DepthStencilViewDesc.h>

#include <sol/direct3d11/D3D11ConstantBuffer.h>

#include <sol/direct3d11/Direct3D11InputLayout.h>

#include "resource.h"

namespace SOL {
  
class MainView :public DirectX3D11MainView {
  
private:
  //////////////////////////////////////////////
  //Inner class starts
  //SimpleView
  class SimpleView : public DirectX3D11View {
  private: 
    SmartPtr<Direct3D11RenderTargetView>   renderTargetView;
    SmartPtr<Direct3D11DepthStencilView>   depthStencilView;
    SmartPtr<Direct3D11DepthStencilState>  depthStencilState;
    SmartPtr<DirectX3D11TimerThread>       timerThread;
    SmartPtr<Direct3DX11ColoredCube>       coloredCube;

    SmartPtr<Direct3D11Blob>               vertexShaderBlob;
    SmartPtr<Direct3D11Blob>               pixelShaderBlob;
    
    SmartPtr<Direct3D11VertexShader>       vertexShader;
    SmartPtr<Direct3D11PixelShader>        pixelShader;
    
    SmartPtr<Direct3D11Buffer>             constantBuffer;
    int                                    indexCount;

    SmartPtr<Direct3D11InputLayout>        inputLayout;

    XMMatrix                      world;
    XMMatrix                      view;
    XMMatrix                      projection;

    int                           renderingInterval;
    
    StringT<TCHAR>                directory;

    float                         angle;
    CriticalSection               criticalSection;

  public:
    void deleteViews()
    {
      Direct3D11ImmediateContext* d3d11ImmediateContext = getD3D11ImmediateContext();
    
      d3d11ImmediateContext ->setOMRenderTargets(0, NULL, NULL);
 
      renderTargetView = NULL;
      depthStencilView = NULL;
    }

 virtual void createViews()
  {
    int width = 0;
    int height = 0;
    validateClientSize(width, height);
    
    try {

      Direct3D11Device*   d3d11Device  = getD3D11Device();
      Direct3D11ImmediateContext* d3d11ImmediateContext = getD3D11ImmediateContext();
      
      DirectXGISwapChain* swapChain = getSwapChain();
     
      d3d11ImmediateContext ->setOMRenderTargets(0, NULL, NULL);

      //1 Create an instance of Direct3D11RenderTargetView
      Direct3D11Texture2D renderTargetViewTexture(*swapChain); ; 

      renderTargetView = new Direct3D11RenderTargetView(*d3d11Device, renderTargetViewTexture, NULL);

      //2 Create a temporary depthDesc(D3D11Texture2DDesc).
      D3D11Texture2DDesc depthDesc;
      depthDesc.width(width);
      depthDesc.height(height);
      depthDesc.mipLevels(1);
      depthDesc.arraySize(1);
      depthDesc.format(DXGI_FORMAT_D32_FLOAT);
      depthDesc.sampleDescCount(1);
      depthDesc.sampleDescQuality(0);
      depthDesc.usage(D3D11_USAGE_DEFAULT);
      depthDesc.bindFlags(D3D11_BIND_DEPTH_STENCIL);

      //3 Create a temporary depthStencilTexture(Direct3D11Texture2D) from texture2DDesc.
      Direct3D11Texture2D depthStencilTexute(*d3d11Device, depthDesc); 

      //4 Create a temporary depthStencilViewDesc(D3D11DepthStencilViewDesc) 
      D3D11DepthStencilViewDesc depthStencilViewDesc(DXGI_FORMAT_D32_FLOAT, D3D11_DSV_DIMENSION_TEXTURE2D);

      //5 Create an instance of Direct3DDepthStencilView from depthStencilTexture and depthStencilViewDesc
      depthStencilView = new Direct3D11DepthStencilView(*d3d11Device, depthStencilTexute, depthStencilViewDesc);


      ID3D11RenderTargetView* targets[1];
      targets[0]= *renderTargetView; 
      //6 Set renderTargetView and depthStencilView to id3d11ImmediateContext.
      d3d11ImmediateContext ->setOMRenderTargets(1, targets, *depthStencilView);
      
    } catch (Exception& ex) {
      caught(ex);
    }
  }

    void createVertexShader()
    {
      Direct3D11Device* d3d11Device = getD3D11Device();
      TCHAR fullpath[MAX_PATH];
      _stprintf_s(fullpath, CountOf(fullpath), _T("%s\\..\\fx\\%s"), 
                    (const TCHAR*)directory, 
                    _T("shader.fx"));
      try {
        vertexShaderBlob = new Direct3D11Blob(fullpath, "VS", "vs_4_0");
        if (vertexShaderBlob) {
          vertexShader = new Direct3D11VertexShader(*d3d11Device, *vertexShaderBlob);
        }
      } catch (Exception& ex) {
        caught(ex);
      }
    }
    
    void createPixelShader()
    {
      Direct3D11Device* d3d11Device = getD3D11Device();
      TCHAR fullpath[MAX_PATH];
      _stprintf_s(fullpath, CountOf(fullpath), _T("%s\\..\\fx\\%s"), 
                    (const TCHAR*)directory, 
                    _T("shader.fx"));

      try {
        pixelShaderBlob = new Direct3D11Blob(fullpath, "PS", "ps_4_0");
        if (pixelShaderBlob) {
          pixelShader = new Direct3D11PixelShader(*d3d11Device, *pixelShaderBlob);
        }
      } catch (Exception& ex) {
        caught(ex);
      }
    }
 
    void createColoredCube()
    {
      try {
        Direct3D11Device* d3d11Device = getD3D11Device();
        Direct3D11ImmediateContext* d3d11ImmediateContext = getD3D11ImmediateContext();
        coloredCube = new Direct3DX11ColoredCube(d3d11Device, d3d11ImmediateContext,
            vertexShaderBlob);
 
      } catch (Exception& ex) {
        caught(ex);
      }
    }
    
   void createConstantBuffer()
    {
      try {
        Direct3D11Device* d3d11Device = getD3D11Device();
        Direct3D11ImmediateContext* d3d11ImmediateContext = getD3D11ImmediateContext();
        
        D3D11_BUFFER_DESC constantBufferDesc;
        memset(&constantBufferDesc, 0, sizeof(constantBufferDesc));
        constantBufferDesc.Usage     = D3D11_USAGE_DEFAULT;
        constantBufferDesc.ByteWidth = sizeof(D3D11ConstantBuffer); 
        constantBufferDesc.BindFlags = D3D11_BIND_CONSTANT_BUFFER;

        // Create a constantBuffer from above parameters.
        constantBuffer = new Direct3D11Buffer(*d3d11Device, &constantBufferDesc, NULL);
        
      } catch (Exception& ex) {
        caught(ex);
      }
    }

    void setShaderMatrices()
    {
      int width = 0;
      int height = 0;
      getClientSize(width, height);

      try {
        
        XMVECTOR  eye = XMVectorSet(  0.0f,  1.0f, -5.0f,  0.0f );
        XMVECTOR  at  = XMVectorSet(  0.0f,  0.0f,  0.0f,  0.0f );
        XMVECTOR  up  = XMVectorSet(  0.0f,  1.0f,  0.0f,  0.0f );
        view = XMMatrix::lookAtLH( (XMVECTOR)eye, (XMVECTOR)at, (FXMVECTOR)up );

        projection = XMMatrix::perspectiveFovLH( XM_PIDIV2, width / (FLOAT)height, 0.01f, 100.0f );
       
      } catch (Exception& ex) {
        caught(ex);
      }
    }

    virtual void initialize()
    {
      Direct3D11Device*  d3d11Device = getD3D11Device();
      DirectXGISwapChain* swapChain = getSwapChain();

      try {
        createVertexShader();

        createPixelShader();

        createColoredCube();
        
        createConstantBuffer();
        
        setShaderMatrices();

        createViews();

        timerThread = new DirectX3D11TimerThread(this, renderingInterval);
        timerThread -> start();
        
      } catch (Exception& ex) {
        caught(ex);
      }
    }

    virtual void display()
    {
      criticalSection.enter();

      angle += 0.02f;

      try {
        Direct3D11Device*  d3d11Device = getD3D11Device();
        DirectXGISwapChain* swapChain = getSwapChain();
        Direct3D11ImmediateContext*  d3d11ImmediateContext = getD3D11ImmediateContext();
        
        if (renderTargetView && depthStencilView ) {
          d3d11ImmediateContext ->clear(*renderTargetView, XMColor(0.0f, 0.2f, 0.2f, 0.0));
          d3d11ImmediateContext -> clear(*depthStencilView);

          //2017/01/18
          setShaderMatrices();
          
          world = XMMatrix::rotationY( angle );

          D3D11ConstantBuffer cb;
          cb.world      = XMMatrix::transpose(world );
          cb.view       = XMMatrix::transpose(view );
          cb.projection = XMMatrix::transpose(projection );
          d3d11ImmediateContext -> updateSubresource(*constantBuffer, 0, NULL, &cb, 0, 0 );
          d3d11ImmediateContext -> setVSShader( *vertexShader, NULL, 0 );
          
          ID3D11Buffer* cbuffer =  *constantBuffer;
          d3d11ImmediateContext -> setVSConstantBuffers( 0, 1, &cbuffer );
          d3d11ImmediateContext -> setPSShader( *pixelShader, NULL, 0 );
          coloredCube -> setInputLayout();     
          coloredCube -> setBuffers();
          coloredCube -> drawIndexed(); 
        }
        swapChain -> present();
      } catch (Exception& ex) {
        caught(ex);
      }
      criticalSection.leave();
    }
    
  public:
    // Constructor
    SimpleView(DirectX3D11MainView* parent, const TCHAR* name, Args& args)
   :DirectX3D11View(parent, name,  args),
    renderingInterval(10),
    directory(_T("")),
    angle(0.0f)
    {
      renderingInterval = (int)args.get(XmNrenderingInterval);
      directory = (const TCHAR*)args.get(XmNapplicationDirectory);
    }

    ~SimpleView()
    {    
    }
    
  private:
    void resize(int width, int height)
    {
      Direct3D11Device*   device = getD3D11Device();
      DirectXGISwapChain* swapChain = getSwapChain();
      if (device           == NULL && 
          swapChain        == NULL && 
          renderTargetView == NULL && 
          depthStencilView == NULL) {
        return ;
      }
      criticalSection.enter();
    
      try {
        // 1 Delete existing rendarTargetView and depthStencilView.
        deleteViews();

        // 2 ResizeBuffers swapChain(IDXGISwapChain)
        swapChain -> resizeBuffers(width, height); 
     
        // 3 Recreate rendarTargetView and depthStencilView.
        createViews();
      
        // 4 SetViewPort
        setViewPort(width, height);

      } catch (Exception& ex) {
        caught(ex);
      }
      criticalSection.leave();
    }  
  };
  //////////////////////////////////////////////
  // Inner SimpleView class ends.
  
private:
  SmartPtr<SimpleView>   view;
  
public:
  // Constructor
  MainView(Application& applet, const TCHAR* name, Args& args)
  :DirectX3D11MainView(applet, name,
                 args.set(XmNstyle, (ulong)WS_CLIPCHILDREN|WS_CLIPSIBLINGS) )
  {
    int renderingInterval = (int)args.get(XmNrenderingInterval);

    const TCHAR* directory = (const TCHAR*)args.get(XmNapplicationDirectory);
    // 1 Create a view of SimpleView.
    Args ar;
    int width  = 0;
    int height = 0;
    getClientSize(width, height);

    ar.set(XmNwidth, width);
    ar.set(XmNheight,height);
    ar.set(XmNapplicationDirectory, directory);
    ar.set(XmNrenderingInterval,   renderingInterval);
    
    ar.set(XmNstyle, WS_BORDER|WS_CHILD|WS_VISIBLE);
    view = new SimpleView(this, _T(""), ar);

    // 2 Post a resize request to this MainView.
    postResizeRequest();
  }
  
public:
  ~MainView()
  {
  }
  
private:
  void resize(int width, int height)
  {
    if (view != nullptr) {
      view -> reshape(0, 0, width, height);
      view -> postResizeRequest(width, height);
    }
  }
};
  
}

//////////////////////////////////////////////
//
void  Main(int argc, TCHAR** argv)
{
  ModuleFileName module(argv[0]);
  const TCHAR* directory = module.getDirectory();
  const TCHAR* appClass =  module.getAppName(); 
  
  try {
    Application applet(appClass, argc, argv);

    Args args;
    args.set(XmNapplicationDirectory, directory);
    args.set(XmNwidth,  640);
    args.set(XmNheight, 480);
    args.set(XmNrenderingInterval, 10);  //10 millisec
    MainView mainv(applet, appClass, args);
    
    mainv.realize();

    applet.run();

  } catch (Exception& ex) {
    caught(ex);
  }
}


Last modified: 1 Feb 2017

Copyright (c) 2017 Antillia.com ALL RIGHTS RESERVED.