//=============================================================================
// Desc: 主程序源文件
//=============================================================================
#include "dxstdafx.h"
#include "resource.h"
#pragma warning(disable : 4995)
![](http://www.cppblog.com/Images/OutliningIndicators/None.gif)
![](http://www.cppblog.com/Images/OutliningIndicators/None.gif)
//-----------------------------------------------------------------------------
// 全局变量
//-----------------------------------------------------------------------------
ID3DXFont* g_pFont = NULL; //ID3DXFont字体对象
ID3DXSprite* g_pTextSprite = NULL; //ID3DXSprite文本精灵对象
bool g_bShowHelp = true; //标识是否显示简单说明文本
![](http://www.cppblog.com/Images/OutliningIndicators/None.gif)
CDXUTDialogResourceManager g_DialogResourceManager; //对话框资源管理器
CD3DSettingsDlg g_SettingsDlg; //Direct3D设备设置对话框
CDXUTDialog g_HUD; //对话框
CDXUTDialog g_SampleUI; //对话框
![](http://www.cppblog.com/Images/OutliningIndicators/None.gif)
LPD3DXMESH g_pMesh = NULL; //网格模型
D3DMATERIAL9* g_pMeshMaterials = NULL; //模型材质
LPDIRECT3DTEXTURE9* g_pMeshTextures = NULL; //模型纹理
DWORD g_dwNumMaterials = 0L; //模型子块数量
![](http://www.cppblog.com/Images/OutliningIndicators/None.gif)
LPDIRECT3DTEXTURE9 g_pEnvMapTexture; //环境纹理
LPDIRECT3DTEXTURE9 g_pEarthBumpTexture; //轮廓纹理
LPDIRECT3DTEXTURE9 g_RealBumpMap; //凹凸纹理
![](http://www.cppblog.com/Images/OutliningIndicators/None.gif)
//-----------------------------------------------------------------------------
// 控件ID
//-----------------------------------------------------------------------------
#define IDC_TOGGLEFULLSCREEN 1
#define IDC_TOGGLEREF 2
#define IDC_CHANGEDEVICE 3
![](http://www.cppblog.com/Images/OutliningIndicators/None.gif)
![](http://www.cppblog.com/Images/OutliningIndicators/None.gif)
//-----------------------------------------------------------------------------
// Desc: 函数声明
//------------------------------------------------------------------------------
bool CALLBACK IsDeviceAcceptable( D3DCAPS9* pCaps, D3DFORMAT AdapterFormat, D3DFORMAT BackBufferFormat, bool bWindowed, void* pUserContext );
bool CALLBACK ModifyDeviceSettings( DXUTDeviceSettings* pDeviceSettings, const D3DCAPS9* pCaps, void* pUserContext );
HRESULT CALLBACK OnCreateDevice( IDirect3DDevice9* pd3dDevice, const D3DSURFACE_DESC* pBackBufferSurfaceDesc, void* pUserContext );
HRESULT CALLBACK OnResetDevice( IDirect3DDevice9* pd3dDevice, const D3DSURFACE_DESC* pBackBufferSurfaceDesc, void* pUserContext );
void CALLBACK OnFrameMove( IDirect3DDevice9* pd3dDevice, double fTime, float fElapsedTime, void* pUserContext );
void CALLBACK OnFrameRender( IDirect3DDevice9* pd3dDevice, double fTime, float fElapsedTime, void* pUserContext );
LRESULT CALLBACK MsgProc( HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam, bool* pbNoFurtherProcessing, void* pUserContext );
void CALLBACK KeyboardProc( UINT nChar, bool bKeyDown, bool bAltDown, void* pUserContext );
void CALLBACK OnGUIEvent( UINT nEvent, int nControlID, CDXUTControl* pControl, void* pUserContext );
void CALLBACK OnLostDevice( void* pUserContext );
void CALLBACK OnDestroyDevice( void* pUserContext );
![](http://www.cppblog.com/Images/OutliningIndicators/None.gif)
void InitApp();
void RenderText();
![](http://www.cppblog.com/Images/OutliningIndicators/None.gif)
![](http://www.cppblog.com/Images/OutliningIndicators/None.gif)
//-----------------------------------------------------------------------------
// Desc: 入口函数
//-----------------------------------------------------------------------------
INT WINAPI WinMain( HINSTANCE, HINSTANCE, LPSTR, int )
![](http://www.cppblog.com/Images/OutliningIndicators/ExpandedBlockStart.gif)
![](http://www.cppblog.com/Images/OutliningIndicators/ContractedBlock.gif)
{
//为Debug配置启用运行时内存检查功能
#if defined(DEBUG) | defined(_DEBUG)
_CrtSetDbgFlag( _CRTDBG_ALLOC_MEM_DF | _CRTDBG_LEAK_CHECK_DF );
#endif
![](http://www.cppblog.com/Images/OutliningIndicators/InBlock.gif)
//设置回调函数
DXUTSetCallbackDeviceCreated( OnCreateDevice );
DXUTSetCallbackDeviceReset( OnResetDevice );
DXUTSetCallbackDeviceLost( OnLostDevice );
DXUTSetCallbackDeviceDestroyed( OnDestroyDevice );
DXUTSetCallbackMsgProc( MsgProc );
DXUTSetCallbackKeyboard( KeyboardProc );
DXUTSetCallbackFrameRender( OnFrameRender );
DXUTSetCallbackFrameMove( OnFrameMove );
![](http://www.cppblog.com/Images/OutliningIndicators/InBlock.gif)
//应用程序相关的初始化
InitApp();
![](http://www.cppblog.com/Images/OutliningIndicators/InBlock.gif)
//初始化DXUT, 创建窗口, 创建Direct3D设备对象
DXUTInit( true, true, true );
DXUTSetCursorSettings( true, true );
DXUTCreateWindow( L"BumpTexture" );
DXUTCreateDevice( D3DADAPTER_DEFAULT, true, 640, 480,
IsDeviceAcceptable, ModifyDeviceSettings );
![](http://www.cppblog.com/Images/OutliningIndicators/InBlock.gif)
//进入消息循环和场景渲染
DXUTMainLoop();
![](http://www.cppblog.com/Images/OutliningIndicators/InBlock.gif)
//在此进行应用程序相关的清除工作
![](http://www.cppblog.com/Images/OutliningIndicators/InBlock.gif)
return DXUTGetExitCode();
}
![](http://www.cppblog.com/Images/OutliningIndicators/None.gif)
![](http://www.cppblog.com/Images/OutliningIndicators/None.gif)
//-----------------------------------------------------------------------------
// Desc: 应用程序相关初始化
//-----------------------------------------------------------------------------
void InitApp()
![](http://www.cppblog.com/Images/OutliningIndicators/ExpandedBlockStart.gif)
![](http://www.cppblog.com/Images/OutliningIndicators/ContractedBlock.gif)
{
//初始化对话框
g_SettingsDlg.Init( &g_DialogResourceManager );
g_HUD.Init( &g_DialogResourceManager );
g_SampleUI.Init( &g_DialogResourceManager );
![](http://www.cppblog.com/Images/OutliningIndicators/InBlock.gif)
//为g_HUD对话框设置消息处理函数,添加控件
g_HUD.SetCallback( OnGUIEvent ); int iY = 10;
g_HUD.AddButton( IDC_TOGGLEFULLSCREEN, L"Toggle full screen", 35, iY, 125, 22 );
g_HUD.AddButton( IDC_TOGGLEREF, L"Toggle REF (F3)", 35, iY += 24, 125, 22 );
g_HUD.AddButton( IDC_CHANGEDEVICE, L"Change device (F2)", 35, iY += 24, 125, 22, VK_F2 );
}
![](http://www.cppblog.com/Images/OutliningIndicators/None.gif)
![](http://www.cppblog.com/Images/OutliningIndicators/None.gif)
//-----------------------------------------------------------------------------
// Desc: 设备能力检查
//-----------------------------------------------------------------------------
bool CALLBACK IsDeviceAcceptable( D3DCAPS9* pCaps, D3DFORMAT AdapterFormat,
D3DFORMAT BackBufferFormat, bool bWindowed,
void* pUserContext )
![](http://www.cppblog.com/Images/OutliningIndicators/ExpandedBlockStart.gif)
![](http://www.cppblog.com/Images/OutliningIndicators/ContractedBlock.gif)
{
//检查后台缓冲区格式是否支持Alpha混合等操作(post pixel blending operations)
IDirect3D9* pD3D = DXUTGetD3DObject();
if( FAILED( pD3D->CheckDeviceFormat( pCaps->AdapterOrdinal, pCaps->DeviceType,
AdapterFormat, D3DUSAGE_QUERY_POSTPIXELSHADER_BLENDING,
D3DRTYPE_TEXTURE, BackBufferFormat ) ) )
return false;
![](http://www.cppblog.com/Images/OutliningIndicators/InBlock.gif)
//检查当前设备是否支持凹凸纹理
if(0 == (pCaps->TextureOpCaps&(D3DTEXOPCAPS_BUMPENVMAP|D3DTEXOPCAPS_BUMPENVMAPLUMINANCE)))
return false;
![](http://www.cppblog.com/Images/OutliningIndicators/InBlock.gif)
//检查当前设备是否支持3层纹理混合
if(pCaps->MaxTextureBlendStages < 3)
return false;
![](http://www.cppblog.com/Images/OutliningIndicators/InBlock.gif)
//检查当前设备是否支持设置的凹凸纹理像素格式
if( FAILED( pD3D->CheckDeviceFormat( pCaps->AdapterOrdinal, pCaps->DeviceType,
AdapterFormat, D3DUSAGE_QUERY_LEGACYBUMPMAP,
D3DRTYPE_TEXTURE, D3DFMT_X8L8V8U8 ) ) )
return false;
![](http://www.cppblog.com/Images/OutliningIndicators/InBlock.gif)
return true;
}
![](http://www.cppblog.com/Images/OutliningIndicators/None.gif)
![](http://www.cppblog.com/Images/OutliningIndicators/None.gif)
//-----------------------------------------------------------------------------
// Desc: 修改Direct3D渲染设备设置
//-----------------------------------------------------------------------------
bool CALLBACK ModifyDeviceSettings( DXUTDeviceSettings* pDeviceSettings,
const D3DCAPS9* pCaps, void* pUserContext )
![](http://www.cppblog.com/Images/OutliningIndicators/ExpandedBlockStart.gif)
![](http://www.cppblog.com/Images/OutliningIndicators/ContractedBlock.gif)
{
//如果不支持硬件顶点处理则使用软件顶点处理
if( (pCaps->DevCaps & D3DDEVCAPS_HWTRANSFORMANDLIGHT) == 0)
![](http://www.cppblog.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
{
pDeviceSettings->BehaviorFlags = D3DCREATE_SOFTWARE_VERTEXPROCESSING;
}
![](http://www.cppblog.com/Images/OutliningIndicators/InBlock.gif)
![](http://www.cppblog.com/Images/OutliningIndicators/InBlock.gif)
//如果使用参考设备,则弹出警告对话框
static bool s_bFirstTime = true;
if( s_bFirstTime )
![](http://www.cppblog.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
{
s_bFirstTime = false;
if( pDeviceSettings->DeviceType == D3DDEVTYPE_REF )
DXUTDisplaySwitchingToREFWarning();
}
![](http://www.cppblog.com/Images/OutliningIndicators/InBlock.gif)
return true;
}
![](http://www.cppblog.com/Images/OutliningIndicators/None.gif)
//--------------------------------------------------------------------------------------------
// Desc: 辅助函数, 根据纹理文件路径提取纹理文件名
//--------------------------------------------------------------------------------------------
void RemovePathFromFileName(LPSTR pcfullname, LPWSTR pcname)
![](http://www.cppblog.com/Images/OutliningIndicators/ExpandedBlockStart.gif)
![](http://www.cppblog.com/Images/OutliningIndicators/ContractedBlock.gif)
{
// pcfullname的数据类型变换为LPWSTR
WCHAR* wszName;
WCHAR wszBuf[MAX_PATH];
wszName = wszBuf;
MultiByteToWideChar( CP_ACP, 0, pcfullname, -1, wszBuf, MAX_PATH );
wszBuf[MAX_PATH - 1] = L'\0';
![](http://www.cppblog.com/Images/OutliningIndicators/InBlock.gif)
LPWSTR pch=wcsrchr(wszName,'\\');
if (pch)
lstrcpy(pcname,++pch);
else
lstrcpy(pcname,wszName);
}
![](http://www.cppblog.com/Images/OutliningIndicators/None.gif)
//-----------------------------------------------------------------------------
// Desc: 在此创建管理内存资源对象
//-----------------------------------------------------------------------------
HRESULT CALLBACK OnCreateDevice( IDirect3DDevice9* pd3dDevice,
const D3DSURFACE_DESC* pBackBufferSurfaceDesc,
void* pUserContext )
![](http://www.cppblog.com/Images/OutliningIndicators/ExpandedBlockStart.gif)
![](http://www.cppblog.com/Images/OutliningIndicators/ContractedBlock.gif)
{
HRESULT hr;
![](http://www.cppblog.com/Images/OutliningIndicators/InBlock.gif)
V_RETURN( g_DialogResourceManager.OnCreateDevice( pd3dDevice ) );
V_RETURN( g_SettingsDlg.OnCreateDevice( pd3dDevice ) );
//创建字体
V_RETURN( D3DXCreateFont( pd3dDevice, 15, 0, FW_BOLD, 1, FALSE, DEFAULT_CHARSET,
OUT_DEFAULT_PRECIS, DEFAULT_QUALITY, DEFAULT_PITCH | FF_DONTCARE,
L"Arial", &g_pFont ) );
![](http://www.cppblog.com/Images/OutliningIndicators/InBlock.gif)
//加载网格模型
LPD3DXBUFFER pD3DXMtrlBuffer;
V_RETURN( D3DXLoadMeshFromX(L"sphereearth.x", D3DXMESH_MANAGED, pd3dDevice, NULL,
&pD3DXMtrlBuffer, NULL, &g_dwNumMaterials, &g_pMesh ));
//提取材质属性和纹理文件名称
D3DXMATERIAL* d3dxMaterials = (D3DXMATERIAL*)pD3DXMtrlBuffer->GetBufferPointer();
g_pMeshMaterials = new D3DMATERIAL9[g_dwNumMaterials];
g_pMeshTextures = new LPDIRECT3DTEXTURE9[g_dwNumMaterials];
![](http://www.cppblog.com/Images/OutliningIndicators/InBlock.gif)
for( DWORD i=0; i<g_dwNumMaterials; i++ )
![](http://www.cppblog.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
{
g_pMeshMaterials[i] = d3dxMaterials[i].MatD3D;
g_pMeshMaterials[i].Ambient = g_pMeshMaterials[i].Diffuse;
![](http://www.cppblog.com/Images/OutliningIndicators/InBlock.gif)
WCHAR filename[256];
RemovePathFromFileName(d3dxMaterials[i].pTextureFilename, filename);
![](http://www.cppblog.com/Images/OutliningIndicators/InBlock.gif)
g_pMeshTextures[i] = NULL;
if( d3dxMaterials[i].pTextureFilename != NULL && lstrlen(filename)>0)
![](http://www.cppblog.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
{
//创建纹理
V_RETURN( D3DXCreateTextureFromFile( pd3dDevice, filename, &g_pMeshTextures[i]));
}
}
![](http://www.cppblog.com/Images/OutliningIndicators/InBlock.gif)
pD3DXMtrlBuffer->Release();
![](http://www.cppblog.com/Images/OutliningIndicators/InBlock.gif)
//创建轮廓纹理
V_RETURN( D3DXCreateTextureFromFile( pd3dDevice, L"Earthbump.bmp", &g_pEarthBumpTexture ));
//创建环境纹理
V_RETURN( D3DXCreateTextureFromFile( pd3dDevice, L"earthenvmap.bmp", &g_pEnvMapTexture ));
![](http://www.cppblog.com/Images/OutliningIndicators/InBlock.gif)
//根据轮廓纹理计算得出凹凸纹理
LPDIRECT3DTEXTURE9 psBumpSrc = g_pEarthBumpTexture;
D3DSURFACE_DESC d3dsd;
D3DLOCKED_RECT d3dlr;
D3DFORMAT m_BumpMapFormat= D3DFMT_X8L8V8U8 ;
psBumpSrc->GetLevelDesc( 0, &d3dsd );
![](http://www.cppblog.com/Images/OutliningIndicators/InBlock.gif)
//创建凹凸纹理对象
V_RETURN(pd3dDevice->CreateTexture( d3dsd.Width, d3dsd.Height, 1, 0,
m_BumpMapFormat, D3DPOOL_MANAGED, &g_RealBumpMap, NULL ));
psBumpSrc->LockRect( 0, &d3dlr, 0, 0 );
DWORD dwSrcPitch = (DWORD)d3dlr.Pitch;
BYTE* pSrcTopRow = (BYTE*)d3dlr.pBits;
BYTE* pSrcCurRow = pSrcTopRow;
BYTE* pSrcBotRow = pSrcTopRow + (dwSrcPitch * (d3dsd.Height - 1) );
![](http://www.cppblog.com/Images/OutliningIndicators/InBlock.gif)
g_RealBumpMap->LockRect( 0, &d3dlr, 0, 0 );
DWORD dwDstPitch = (DWORD)d3dlr.Pitch;
BYTE* pDstTopRow = (BYTE*)d3dlr.pBits;
BYTE* pDstCurRow = pDstTopRow;
![](http://www.cppblog.com/Images/OutliningIndicators/InBlock.gif)
for( DWORD y=0; y<d3dsd.Height; y++ )
![](http://www.cppblog.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
{
BYTE* pSrcB0; //当前像素地址
BYTE* pSrcB1; //当前像素下面像素的地址
BYTE* pSrcB2; //当前像素上面像素的地址
BYTE* pDstT; //目标像素地址
![](http://www.cppblog.com/Images/OutliningIndicators/InBlock.gif)
pSrcB0 = pSrcCurRow;
![](http://www.cppblog.com/Images/OutliningIndicators/InBlock.gif)
if( y == d3dsd.Height - 1)
pSrcB1 = pSrcTopRow;
else
pSrcB1 = pSrcCurRow + dwSrcPitch;
![](http://www.cppblog.com/Images/OutliningIndicators/InBlock.gif)
if( y == 0 )
pSrcB2 = pSrcBotRow;
else
pSrcB2 = pSrcCurRow - dwSrcPitch;
![](http://www.cppblog.com/Images/OutliningIndicators/InBlock.gif)
pDstT = pDstCurRow;
![](http://www.cppblog.com/Images/OutliningIndicators/InBlock.gif)
for( DWORD x=0; x<d3dsd.Width; x++ )
![](http://www.cppblog.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
{
LONG v00; //当前像素
LONG v01; //右边像素
LONG vM1; //左边像素
LONG v10; //下面像素
LONG v1M; //上面像素
![](http://www.cppblog.com/Images/OutliningIndicators/InBlock.gif)
v00 = *(pSrcB0+0);
![](http://www.cppblog.com/Images/OutliningIndicators/InBlock.gif)
if( x == d3dsd.Width - 1 )
v01 = *(pSrcCurRow);
else
v01 = *(pSrcB0+4);
![](http://www.cppblog.com/Images/OutliningIndicators/InBlock.gif)
if( x == 0 )
vM1 = *(pSrcCurRow + (4 * (d3dsd.Width - 1)));
else
vM1 = *(pSrcB0-4);
v10 = *(pSrcB1+0);
v1M = *(pSrcB2+0);
![](http://www.cppblog.com/Images/OutliningIndicators/InBlock.gif)
LONG iDu = (vM1-v01); // The delta-u bump value
LONG iDv = (v1M-v10); // The delta-v bump value
![](http://www.cppblog.com/Images/OutliningIndicators/InBlock.gif)
// The luminance bump value
WORD uL = ( v00>1 ) ? 63 : 127;
*pDstT++ = (BYTE)iDu;
*pDstT++ = (BYTE)iDv;
*pDstT++ = (BYTE)uL;
*pDstT++ = (BYTE)0L;
![](http://www.cppblog.com/Images/OutliningIndicators/InBlock.gif)
// Move one pixel to the right
pSrcB0+=4;
pSrcB1+=4;
pSrcB2+=4;
}
![](http://www.cppblog.com/Images/OutliningIndicators/InBlock.gif)
// Move to the next line
pSrcCurRow += dwSrcPitch;
pDstCurRow += dwDstPitch;
}
![](http://www.cppblog.com/Images/OutliningIndicators/InBlock.gif)
g_RealBumpMap->UnlockRect(0);
psBumpSrc->UnlockRect(0);
![](http://www.cppblog.com/Images/OutliningIndicators/InBlock.gif)
return S_OK;
}
![](http://www.cppblog.com/Images/OutliningIndicators/None.gif)
![](http://www.cppblog.com/Images/OutliningIndicators/None.gif)
![](http://www.cppblog.com/Images/OutliningIndicators/ExpandedBlockStart.gif)
inline DWORD F2DW( FLOAT f )
{ return *((DWORD*)&f); }
![](http://www.cppblog.com/Images/OutliningIndicators/None.gif)
//-----------------------------------------------------------------------------
// Desc: 在此创建默认内存类型资源对象
//-----------------------------------------------------------------------------
HRESULT CALLBACK OnResetDevice( IDirect3DDevice9* pd3dDevice,
const D3DSURFACE_DESC* pBackBufferSurfaceDesc,
void* pUserContext )
![](http://www.cppblog.com/Images/OutliningIndicators/ExpandedBlockStart.gif)
![](http://www.cppblog.com/Images/OutliningIndicators/ContractedBlock.gif)
{
HRESULT hr;
![](http://www.cppblog.com/Images/OutliningIndicators/InBlock.gif)
V_RETURN( g_DialogResourceManager.OnResetDevice() );
V_RETURN( g_SettingsDlg.OnResetDevice() );
![](http://www.cppblog.com/Images/OutliningIndicators/InBlock.gif)
//设置对话框位置和尺寸
g_HUD.SetLocation( pBackBufferSurfaceDesc->Width-170, 0 );
g_HUD.SetSize( 170, 170 );
g_SampleUI.SetLocation( pBackBufferSurfaceDesc->Width-170,
pBackBufferSurfaceDesc->Height-350 );
g_SampleUI.SetSize( 170, 300 );
![](http://www.cppblog.com/Images/OutliningIndicators/InBlock.gif)
//恢复字体
if( g_pFont )
V_RETURN( g_pFont->OnResetDevice() );
//创建ID3DXSprite接口对象
V_RETURN( D3DXCreateSprite( pd3dDevice, &g_pTextSprite ) );
![](http://www.cppblog.com/Images/OutliningIndicators/InBlock.gif)
//设置观察矩阵
D3DXMATRIXA16 matView;
D3DXVECTOR3 vEyePt( 0.0f, -3.0f,0.0f );
D3DXVECTOR3 vLookatPt( 0.0f, 0.0f, 0.0f );
D3DXVECTOR3 vUpVec( 0.0f, 0.0f, 1.0f );
D3DXMatrixLookAtLH( &matView, &vEyePt, &vLookatPt, &vUpVec );
pd3dDevice->SetTransform( D3DTS_VIEW, &matView );
![](http://www.cppblog.com/Images/OutliningIndicators/InBlock.gif)
//设置投影矩阵
D3DXMATRIXA16 matProj;
float fAspectRatio = (float)pBackBufferSurfaceDesc->Width / pBackBufferSurfaceDesc->Height;
D3DXMatrixPerspectiveFovLH( &matProj, D3DX_PI/4, fAspectRatio, 1.0f, 100.0f );
pd3dDevice->SetTransform( D3DTS_PROJECTION, &matProj );
![](http://www.cppblog.com/Images/OutliningIndicators/InBlock.gif)
//设置凹凸纹理和环境光照纹理
pd3dDevice->SetTexture( 1, g_RealBumpMap );
pd3dDevice->SetTexture( 2, g_pEnvMapTexture );
![](http://www.cppblog.com/Images/OutliningIndicators/InBlock.gif)
//设置第0层纹理阶段混合状态和纹理过滤方式
pd3dDevice->SetTextureStageState( 0, D3DTSS_TEXCOORDINDEX, 0 );
pd3dDevice->SetTextureStageState( 0, D3DTSS_COLORARG1, D3DTA_TEXTURE );
pd3dDevice->SetTextureStageState( 0, D3DTSS_COLOROP, D3DTOP_SELECTARG1 );
pd3dDevice->SetSamplerState(0, D3DSAMP_MAGFILTER, D3DTEXF_LINEAR);
pd3dDevice->SetSamplerState(0, D3DSAMP_MINFILTER, D3DTEXF_LINEAR);
![](http://www.cppblog.com/Images/OutliningIndicators/InBlock.gif)
//设置第1层纹理阶段状态(凹凸纹理)
pd3dDevice->SetTextureStageState( 1, D3DTSS_TEXCOORDINDEX, 0 );
pd3dDevice->SetTextureStageState( 1, D3DTSS_COLOROP, D3DTOP_BUMPENVMAPLUMINANCE );
pd3dDevice->SetTextureStageState( 1, D3DTSS_COLORARG1, D3DTA_TEXTURE );
pd3dDevice->SetTextureStageState( 1, D3DTSS_COLORARG2, D3DTA_CURRENT );
pd3dDevice->SetTextureStageState( 1, D3DTSS_BUMPENVMAT00, F2DW(0.5f) );
pd3dDevice->SetTextureStageState( 1, D3DTSS_BUMPENVMAT01, F2DW(0.0f) );
pd3dDevice->SetTextureStageState( 1, D3DTSS_BUMPENVMAT10, F2DW(0.0f) );
pd3dDevice->SetTextureStageState( 1, D3DTSS_BUMPENVMAT11, F2DW(0.5f) );
pd3dDevice->SetTextureStageState( 1, D3DTSS_BUMPENVLSCALE, F2DW(4.0f) );
pd3dDevice->SetTextureStageState( 1, D3DTSS_BUMPENVLOFFSET, F2DW(0.0f) );
pd3dDevice->SetSamplerState(1, D3DSAMP_MAGFILTER, D3DTEXF_LINEAR);
pd3dDevice->SetSamplerState(1, D3DSAMP_MINFILTER, D3DTEXF_LINEAR);
![](http://www.cppblog.com/Images/OutliningIndicators/InBlock.gif)
//设置第二层纹理阶段状态
D3DXMATRIX mat;
mat._11 = 0.5f; mat._12 = 0.0f; mat._13 = 0.0f; mat._14 = 0.0f;
mat._21 = 0.0f; mat._22 =-0.5f; mat._23 = 0.0f; mat._24 = 0.0f;
mat._31 = 0.0f; mat._32 = 0.0f; mat._33 = 1.0f; mat._34 = 0.0f;
mat._41 = 0.5f; mat._42 = 0.5f; mat._43 = 0.0f; mat._44 = 1.0f;
pd3dDevice->SetTransform( D3DTS_TEXTURE2, &mat );
pd3dDevice->SetTextureStageState( 2, D3DTSS_TEXTURETRANSFORMFLAGS, D3DTTFF_COUNT2 );
pd3dDevice->SetTextureStageState( 2, D3DTSS_TEXCOORDINDEX, D3DTSS_TCI_SPHEREMAP );
pd3dDevice->SetTextureStageState( 2, D3DTSS_COLORARG1, D3DTA_TEXTURE );
pd3dDevice->SetTextureStageState( 2, D3DTSS_COLORARG2, D3DTA_CURRENT);
pd3dDevice->SetTextureStageState( 2, D3DTSS_COLOROP, D3DTOP_ADD);
pd3dDevice->SetSamplerState(2, D3DSAMP_MAGFILTER, D3DTEXF_LINEAR);
pd3dDevice->SetSamplerState(2, D3DSAMP_MINFILTER, D3DTEXF_LINEAR);
![](http://www.cppblog.com/Images/OutliningIndicators/InBlock.gif)
return S_OK;
}
![](http://www.cppblog.com/Images/OutliningIndicators/None.gif)
![](http://www.cppblog.com/Images/OutliningIndicators/None.gif)
//-----------------------------------------------------------------------------
// Desc: 更新场景
//-----------------------------------------------------------------------------
void CALLBACK OnFrameMove( IDirect3DDevice9* pd3dDevice, double fTime,
float fElapsedTime, void* pUserContext )
![](http://www.cppblog.com/Images/OutliningIndicators/ExpandedBlockStart.gif)
![](http://www.cppblog.com/Images/OutliningIndicators/ContractedBlock.gif)
{
D3DXMATRIXA16 matWorld;
//D3DXMatrixRotationZ( &matWorld, timeGetTime()/1000.0f );
D3DXMatrixRotationZ( &matWorld, 0.1f*D3DX_PI );
pd3dDevice->SetTransform( D3DTS_WORLD, &matWorld );
}
![](http://www.cppblog.com/Images/OutliningIndicators/None.gif)
![](http://www.cppblog.com/Images/OutliningIndicators/None.gif)
//-----------------------------------------------------------------------------
// Desc: 渲染场景
//-----------------------------------------------------------------------------
void CALLBACK OnFrameRender( IDirect3DDevice9* pd3dDevice, double fTime,
float fElapsedTime, void* pUserContext )
![](http://www.cppblog.com/Images/OutliningIndicators/ExpandedBlockStart.gif)
![](http://www.cppblog.com/Images/OutliningIndicators/ContractedBlock.gif)
{
HRESULT hr;
//如果正在利用Direct3D设备设置对话框进行设置, 则不渲染场景
if( g_SettingsDlg.IsActive() )
![](http://www.cppblog.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
{
g_SettingsDlg.OnRender( fElapsedTime );
return;
}
![](http://www.cppblog.com/Images/OutliningIndicators/InBlock.gif)
//清除后台颜色缓冲区和深度缓冲区
V( pd3dDevice->Clear(0, NULL, D3DCLEAR_TARGET | D3DCLEAR_ZBUFFER,
D3DCOLOR_ARGB(0, 45, 50, 170), 1.0f, 0) );
![](http://www.cppblog.com/Images/OutliningIndicators/InBlock.gif)
//渲染场景
if( SUCCEEDED( pd3dDevice->BeginScene() ) )
![](http://www.cppblog.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
{
//渲染地球网格模型
for( DWORD i=0; i<g_dwNumMaterials; i++ )
![](http://www.cppblog.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
{
pd3dDevice->SetMaterial( &g_pMeshMaterials[i] );
pd3dDevice->SetTexture( 0, g_pMeshTextures[i] );
g_pMesh->DrawSubset( i );
}
![](http://www.cppblog.com/Images/OutliningIndicators/InBlock.gif)
//渲染文本和控件
DXUT_BeginPerfEvent( DXUT_PERFEVENTCOLOR, L"HUD / Stats" );
RenderText();
V( g_HUD.OnRender( fElapsedTime ) );
V( g_SampleUI.OnRender( fElapsedTime ) );
DXUT_EndPerfEvent();
![](http://www.cppblog.com/Images/OutliningIndicators/InBlock.gif)
V( pd3dDevice->EndScene() );
}
}
![](http://www.cppblog.com/Images/OutliningIndicators/None.gif)
![](http://www.cppblog.com/Images/OutliningIndicators/None.gif)
//-----------------------------------------------------------------------------
// Desc: 渲染文本
//-----------------------------------------------------------------------------
void RenderText()
![](http://www.cppblog.com/Images/OutliningIndicators/ExpandedBlockStart.gif)
![](http://www.cppblog.com/Images/OutliningIndicators/ContractedBlock.gif)
{
CDXUTTextHelper txtHelper( g_pFont, g_pTextSprite, 15 );
![](http://www.cppblog.com/Images/OutliningIndicators/InBlock.gif)
//显示当前Direct3D设备状态和渲染帧速率
txtHelper.Begin();
txtHelper.SetInsertionPos( 5, 5 );
txtHelper.SetForegroundColor( D3DXCOLOR( 1.0f, 1.0f, 0.0f, 1.0f ) );
txtHelper.DrawTextLine( DXUTGetFrameStats(true) );
txtHelper.DrawTextLine( DXUTGetDeviceStats() );
![](http://www.cppblog.com/Images/OutliningIndicators/InBlock.gif)
//显示其他简要信息
txtHelper.SetForegroundColor( D3DXCOLOR( 1.0f, 1.0f, 1.0f, 1.0f ) );
txtHelper.DrawTextLine( L"凹凸纹理映射" );
//显示简单帮助文本
const D3DSURFACE_DESC* pd3dsdBackBuffer = DXUTGetBackBufferSurfaceDesc();
if( g_bShowHelp )
![](http://www.cppblog.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
{
txtHelper.SetInsertionPos( 10, pd3dsdBackBuffer->Height-15*6 );
txtHelper.SetForegroundColor( D3DXCOLOR( 1.0f, 0.75f, 0.0f, 1.0f ) );
txtHelper.DrawTextLine( L"Controls (F1 to hide):" );
![](http://www.cppblog.com/Images/OutliningIndicators/InBlock.gif)
txtHelper.SetInsertionPos( 40, pd3dsdBackBuffer->Height-15*5 );
txtHelper.DrawTextLine( L"Quit: ESC" );
}
else
![](http://www.cppblog.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
{
txtHelper.SetInsertionPos( 10, pd3dsdBackBuffer->Height-15*2 );
txtHelper.SetForegroundColor( D3DXCOLOR( 1.0f, 1.0f, 1.0f, 1.0f ) );
txtHelper.DrawTextLine( L"Press F1 for help" );
}
txtHelper.End();
}
![](http://www.cppblog.com/Images/OutliningIndicators/None.gif)
![](http://www.cppblog.com/Images/OutliningIndicators/None.gif)
//-----------------------------------------------------------------------------
// Desc: 消息处理
//-----------------------------------------------------------------------------
LRESULT CALLBACK MsgProc( HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam,
bool* pbNoFurtherProcessing, void* pUserContext )
![](http://www.cppblog.com/Images/OutliningIndicators/ExpandedBlockStart.gif)
![](http://www.cppblog.com/Images/OutliningIndicators/ContractedBlock.gif)
{
*pbNoFurtherProcessing = g_DialogResourceManager.MsgProc( hWnd, uMsg, wParam, lParam );
if( *pbNoFurtherProcessing )
return 0;
![](http://www.cppblog.com/Images/OutliningIndicators/InBlock.gif)
if( g_SettingsDlg.IsActive() )
![](http://www.cppblog.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
{
g_SettingsDlg.MsgProc( hWnd, uMsg, wParam, lParam );
return 0;
}
![](http://www.cppblog.com/Images/OutliningIndicators/InBlock.gif)
*pbNoFurtherProcessing = g_HUD.MsgProc( hWnd, uMsg, wParam, lParam );
if( *pbNoFurtherProcessing )
return 0;
*pbNoFurtherProcessing = g_SampleUI.MsgProc( hWnd, uMsg, wParam, lParam );
if( *pbNoFurtherProcessing )
return 0;
![](http://www.cppblog.com/Images/OutliningIndicators/InBlock.gif)
return 0;
}
![](http://www.cppblog.com/Images/OutliningIndicators/None.gif)
![](http://www.cppblog.com/Images/OutliningIndicators/None.gif)
//-----------------------------------------------------------------------------
// Desc: 键盘消息处理
//-----------------------------------------------------------------------------
void CALLBACK KeyboardProc( UINT nChar, bool bKeyDown, bool bAltDown, void* pUserContext )
![](http://www.cppblog.com/Images/OutliningIndicators/ExpandedBlockStart.gif)
![](http://www.cppblog.com/Images/OutliningIndicators/ContractedBlock.gif)
{
if( bKeyDown )
![](http://www.cppblog.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
{
switch( nChar )
![](http://www.cppblog.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
{
case VK_F1: g_bShowHelp = !g_bShowHelp; break;
}
}
}
![](http://www.cppblog.com/Images/OutliningIndicators/None.gif)
![](http://www.cppblog.com/Images/OutliningIndicators/None.gif)
//-----------------------------------------------------------------------------
// Desc: 处理各种控件消息
//-----------------------------------------------------------------------------
void CALLBACK OnGUIEvent( UINT nEvent, int nControlID, CDXUTControl* pControl,
void* pUserContext )
![](http://www.cppblog.com/Images/OutliningIndicators/ExpandedBlockStart.gif)
![](http://www.cppblog.com/Images/OutliningIndicators/ContractedBlock.gif)
{
switch( nControlID )
![](http://www.cppblog.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
{
case IDC_TOGGLEFULLSCREEN:
DXUTToggleFullScreen();
break;
![](http://www.cppblog.com/Images/OutliningIndicators/InBlock.gif)
case IDC_TOGGLEREF:
DXUTToggleREF();
break;
![](http://www.cppblog.com/Images/OutliningIndicators/InBlock.gif)
case IDC_CHANGEDEVICE:
g_SettingsDlg.SetActive( !g_SettingsDlg.IsActive() );
break;
}
}
![](http://www.cppblog.com/Images/OutliningIndicators/None.gif)
![](http://www.cppblog.com/Images/OutliningIndicators/None.gif)
//-----------------------------------------------------------------------------
// Desc: 释放在OnResetDevice()中创建的资源
//-----------------------------------------------------------------------------
void CALLBACK OnLostDevice( void* pUserContext )
![](http://www.cppblog.com/Images/OutliningIndicators/ExpandedBlockStart.gif)
![](http://www.cppblog.com/Images/OutliningIndicators/ContractedBlock.gif)
{
g_DialogResourceManager.OnLostDevice();
g_SettingsDlg.OnLostDevice();
if( g_pFont )
g_pFont->OnLostDevice();
SAFE_RELEASE( g_pTextSprite );
}
![](http://www.cppblog.com/Images/OutliningIndicators/None.gif)
![](http://www.cppblog.com/Images/OutliningIndicators/None.gif)
//------------------------------------------------------------------------------
// Desc: 释放在OnCreateDevice()中创建的资源
//------------------------------------------------------------------------------
void CALLBACK OnDestroyDevice( void* pUserContext )
![](http://www.cppblog.com/Images/OutliningIndicators/ExpandedBlockStart.gif)
![](http://www.cppblog.com/Images/OutliningIndicators/ContractedBlock.gif)
{
g_DialogResourceManager.OnDestroyDevice();
g_SettingsDlg.OnDestroyDevice();
SAFE_RELEASE( g_pFont );
![](http://www.cppblog.com/Images/OutliningIndicators/InBlock.gif)
if( g_pMeshMaterials != NULL )
delete[] g_pMeshMaterials;
![](http://www.cppblog.com/Images/OutliningIndicators/InBlock.gif)
if( g_pMeshTextures )
![](http://www.cppblog.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
{
for( DWORD i = 0; i < g_dwNumMaterials; i++ )
![](http://www.cppblog.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
{
if( g_pMeshTextures[i] )
g_pMeshTextures[i]->Release();
}
delete[] g_pMeshTextures;
}
SAFE_RELEASE(g_pMesh);
SAFE_RELEASE(g_pEnvMapTexture);
SAFE_RELEASE(g_pEarthBumpTexture);
SAFE_RELEASE(g_RealBumpMap);
}
![](http://www.cppblog.com/Images/OutliningIndicators/None.gif)
posted on 2008-04-01 17:53
七星重剑 阅读(555)
评论(0) 编辑 收藏 引用 所属分类:
Game Graphics