SOL9 Sample: Direct3D10TriangleEffect

SOL9 2.0 Samples

1 Screenshot


2 Source code

/*
 * Direct3D10TriangleEffect.cpp 
 * Copyright (c) 2015 Antillia.com TOSHIYUKI ARAI. ALL RIGHTS RESERVED. 
 */


// 2015/10/26
// 2017/01/28 Updated to use ModuleFileName class and caught macro.

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

#define COMMONCONTROLS_V6

//#include <sol/COMInitializer.h>

#include <sol/direct3d10/DirectX3D10MainView.h>
#include <sol/direct3d10/DirectX3D10View.h>

#include <sol/direct3d10/Direct3D10RenderTargetView.h>
#include <sol/direct3d10/Direct3D10DepthStencilView.h>

#include <sol/direct3d10/Direct3D10Texture2D.h>
#include <sol/direct3d10/Direct3DX10Font.h>
#include <sol/direct3d10/D3D10Texture2DDesc.h>
#include <sol/direct3d10/D3D10DepthStencilViewDesc.h>

#include <sol/direct3d10/Direct3D10Effect.h>
#include <sol/direct3d10/Direct3D10EffectTechnique.h>
#include <sol/direct3d10/Direct3D10EffectPass.h>

#include <sol/direct3d10/Direct3D10InputLayout.h>
#include <sol/direct3d10/Direct3D10Buffer.h>

#include "resource.h"

namespace SOL {


class MainView :public DirectX3D10MainView {
private:
  ////////////////////////////////////////////////////////////////////////////////
  //Inner class starts.
  class SimpleView : public DirectX3D10View {
  private:  
    SmartPtr<Direct3D10RenderTargetView>  renderTargetView;
    SmartPtr<Direct3D10DepthStencilView>  depthStencilView;
  
    SmartPtr<Direct3D10Effect>            effect;
    SmartPtr<Direct3D10EffectTechnique>   effectTechnique;
    SmartPtr<Direct3D10InputLayout>       vertexLayout;
    SmartPtr<Direct3D10Buffer>            vertexBuffer;
    UINT                        vertexCount;

    StringT<TCHAR>         directory;
    
  public:
    void deleteViews()
    {
      Direct3D10Device*   d3d10Device  = getD3D10Device();
      d3d10Device ->setOMRenderTargets(0, NULL, NULL);
      renderTargetView = NULL;
      depthStencilView = NULL;
    }

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

      try {
        Direct3D10Device*   d3d10Device  = getD3D10Device();
        DirectXGISwapChain* swapChain = getSwapChain();

        d3d10Device ->setOMRenderTargets(0, NULL, NULL);

        //1 Create an instance of Direct3D10RenderTargetView
        Direct3D10Texture2D renderTargetViewTexture(*swapChain); ; 

        renderTargetView = new Direct3D10RenderTargetView(*d3d10Device, renderTargetViewTexture, NULL);

        //2 Create a temporary depthDesc(D3D10Texture2DDesc).
        D3D10Texture2DDesc 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(D3D10_USAGE_DEFAULT);
        depthDesc.bindFlags(D3D10_BIND_DEPTH_STENCIL);

        //3 Create a temporary depthStencilTexture(Direct3D10Texture2D) from texture2DDesc.
        Direct3D10Texture2D depthStencilTexute(*d3d10Device, depthDesc); 

        //4 Create a temporary depthStencilViewDesc(D3D10DepthStencilViewDesc) 
        D3D10DepthStencilViewDesc depthStencilViewDesc(DXGI_FORMAT_D32_FLOAT, D3D10_DSV_DIMENSION_TEXTURE2D);

        //5 Create an instance of Direct3DDepthStencilView from depthStencilTexture and depthStencilViewDesc
        depthStencilView = new Direct3D10DepthStencilView(*d3d10Device, depthStencilTexute, depthStencilViewDesc);

        ID3D10RenderTargetView* targetView   = *renderTargetView; 
        //6 Set renderTargetView and depthStencilView to id3d10Device
        d3d10Device ->setOMRenderTargets(1, &targetView, *depthStencilView);

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

    void createEffect() 
    {
      Direct3D10Device*   d3d10Device  = getD3D10Device();

      TCHAR fullpath[MAX_PATH];
      _stprintf_s(fullpath, MAX_PATH, _T("%s\\..\\fx\\%s"), (const TCHAR*)directory, _T("texture.fx"));
      effect = new Direct3D10Effect(
                  *d3d10Device, 
                  fullpath,
                  NULL,
                  NULL,
                  D3D10_SHADER_ENABLE_STRICTNESS,
                  0,
                  NULL,
                  NULL,
                  NULL);
      
      // Create an effectTechnique from "Render" name contained in the above effect.
      effectTechnique = new Direct3D10EffectTechnique(effect->getTechniqueByName("Render") );
    }

    void createInputLayout()
    {
      Direct3D10Device*   d3d10Device  = getD3D10Device();
      D3D10_INPUT_ELEMENT_DESC inputElementDesc[] = {
        { "POSITION", 0, DXGI_FORMAT_R32G32B32_FLOAT, 0, 0, D3D10_INPUT_PER_VERTEX_DATA, 0 },
      };

      Direct3D10EffectPass effectPass =  effectTechnique->getPassByIndex(0);

      D3D10_PASS_DESC passDesc;
      effectPass.getDesc(passDesc);

      vertexLayout = new Direct3D10InputLayout(
              *d3d10Device, 
              inputElementDesc, CountOf(inputElementDesc), 
              passDesc.pIAInputSignature,
              passDesc.IAInputSignatureSize);

      d3d10Device->setIAInputLayout(*vertexLayout);
    }

    void createVertexBuffer()
    {
  
      D3DXVECTOR3  triangle[] ={
        D3DXVECTOR3( 0.0f,  0.5f, 0.5f),
        D3DXVECTOR3( 0.5f, -0.5f, 0.5f),
        D3DXVECTOR3(-0.5f, -0.5f, 0.5f),
      };
      vertexCount = CountOf(triangle);

      Direct3D10Device*   d3d10Device  = getD3D10Device();

      D3D10_BUFFER_DESC bufferDesc;
      memset(&bufferDesc, 0, sizeof(bufferDesc));
      bufferDesc.Usage = D3D10_USAGE_DEFAULT;
      bufferDesc.ByteWidth = sizeof(triangle) ;
      bufferDesc.BindFlags = D3D10_BIND_VERTEX_BUFFER;

      D3D10_SUBRESOURCE_DATA subresourceData;
      memset(&subresourceData, 0, sizeof(subresourceData));
      subresourceData.pSysMem = triangle;

      vertexBuffer = new Direct3D10Buffer(*d3d10Device, &bufferDesc, &subresourceData);

      // Set vertex buffer
      UINT stride = sizeof(D3DXVECTOR3);
      UINT offset = 0;
      ID3D10Buffer* vbuf = *vertexBuffer;
      d3d10Device -> setIAVertexBuffers( 0, 1, &vbuf, &stride, &offset );

      // Set primitive topology
      d3d10Device->setIAPrimitiveTopology(D3D10_PRIMITIVE_TOPOLOGY_TRIANGLELIST );
    }

    virtual void initialize()
    {
      try {
        createEffect();

        createInputLayout();

        createVertexBuffer();

        // Create rendarTargetView and depthStencilView.
        createViews();
      
      } catch (Exception& ex) {
        caught(ex);
      }
    }

    virtual void display()
    {
      try {
        Direct3D10Device*  d3d10Device = getD3D10Device();
        DirectXGISwapChain* swapChain = getSwapChain();
        if (renderTargetView && depthStencilView) {

          renderTargetView -> clear(D3DXCOLOR(0.8f, 0.8f, 0.8f, 0.0));
          depthStencilView -> clear();

          d3d10Device -> draw(*effectTechnique, vertexCount);
        }
        swapChain -> present();

      } catch (Exception& ex) {
        caught(ex);
      }
    }
  
    //Constructor
    SimpleView(DirectX3D10MainView* parent, const TCHAR* name, Args& args)
    :DirectX3D10View(parent, name,
                 args.set(XmNstyle, (ulong)WS_CLIPCHILDREN) ),
    vertexCount(0),
    directory(_T(""))
    {
      directory = (const TCHAR*)args.get(XmNapplicationDirectory);
    }

    ~SimpleView()
    {
    }
    
    void resize(int width, int height)
    {
      Direct3D10Device*   d3d10Device = getD3D10Device();
      DirectXGISwapChain* swapChain = getSwapChain();
      if (d3d10Device      == NULL || 
          swapChain        == NULL || 
          renderTargetView == NULL ||
          depthStencilView == NULL) {
        return ;
      }
    
      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);
      }
    }  
  };
  
  ////////////////////////////////////////////////////////////////////////////////
  //Inner class ends.

private:
  SmartPtr<SimpleView> view;
  
public:
  // Constructor
  MainView(Application& applet, const TCHAR* name, Args& args)
  :DirectX3D10MainView(applet, name,
                 args.set(XmNstyle, (ulong)WS_CLIPCHILDREN|WS_CLIPSIBLINGS) )
  {
    const TCHAR* directory = (const TCHAR*)args.get(XmNapplicationDirectory);
    restorePlacement();
    Args ar;
    int width  = 0;
    int height = 0;
    getClientSize(width, height);
    ar.set(XmNwidth, width);
    ar.set(XmNheight, height);
    ar.set(XmNapplicationDirectory, directory);
    view = new SimpleView(this, _T(""), ar);
    
    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);
    MainView mainView(applet, appClass, args);
    mainView.realize();

    applet.run();
  } catch (Exception& ex) {
    caught(ex);
  }
}


Last modified: 1 Feb 2017

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