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运行到//创建效果语句
V_RETURN(D3DXCreateEffectFromFile( pd3dDevice, L"MotionBlur.fx", NULL, NULL,
0, NULL, &g_pEffect, NULL ));
时出现图片上的错误，如果依次取消就出后两个错误，调试的话半天还没反映。请教高手
//MotionBlur.fx代码------------------------------------------------------------------------------------------
//===================================================================
// Desc: 渲染代码
//===================================================================
//-------------------------------------------------------------------
// Desc: 模糊效果渲染器
//-------------------------------------------------------------------
VertexShader MotionBlur = asm
{
vs.1.1
dcl_position0 v0 // v0 = 顶点位置
dcl_normal0 v1 // v1 = 顶点法向量
//世界变换
m4x4 r0, v0, c0 // r0.xyz = 前一帧的位置
m4x4 r1, v0, c4 // r1.xyz = 顶点在当前帧的位置
m3x3 r2.xyz, v1, c4 // r2.xyz = 顶点在当前帧的法向量(N)
//模糊效果的实现
sub r3, r1, r0
dp3 r4.x, r3.xyz, r3.xyz
rsq r4.x, r4.x
mul r3, r3, r4.x // r3.xyz = 单位化后的位移向量(M)
dp3 r4.x, r2.xyz, r3.xyz // r4.x = (N dot M)
slt r4.y, r4.x, c16.y
mul r4.y, r4.y, c16.x
mad r1.xyz, -r3, r4.y, r1
//观察变换与投影变换
m4x4 r5, r1, c8
m4x4 oPos, r5, c12
//光照计算
m3x3 r5.xyz, r2, c8
mov oD0.xyz, -r5.z
sge oD0.w, r4.x, c16.y
};
//-------------------------------------------------------------------
// Desc: 正常效果渲染器
//-------------------------------------------------------------------
VertexShader NoMotionBlur = asm
{
vs.1.1
//顶点位置与顶点法向量
dcl_position0 v0
dcl_normal0 v1
//坐标变换
m4x4 r1, v0, c4
m4x4 r2, r1, c8
m4x4 oPos, r2, c12
//光照计算
m3x3 r0.xyz, v1, c4
m3x3 r2.xyz, r0, c8
mov oD0.xyz, -r2.z
mov oD0.w, c16.z
};
//-------------------------------------------------------------------
// Desc: 技术与通道
//-------------------------------------------------------------------
technique MotionBlur
{
pass p0
{
VertexShader = (NoMotionBlur);
}
pass p1
{
VertexShader = (MotionBlur);
AlphaBlendEnable = True;
SrcBlend = SrcAlpha;
DestBlend = InvSrcAlpha;
}
}
//MotionBlur.fx代码-----------------------------------------------------------------------------end//
---------------------------------------------------------------------------------------------errorStart
//MotionBlur.cpp代码中出错的部份
//创建效果
V_RETURN(D3DXCreateEffectFromFile( pd3dDevice, L"MotionBlur.fx", NULL, NULL,
0, NULL, &g_pEffect, NULL ));
-----------------------------------------------------------------------------------------------errorEnd
'
'
'
'
//MotionBlur.cpp完整代码
//=============================================================================
// Desc: 主程序源代码
//=============================================================================
#include "dxstdafx.h"
#include "resource.h"
//-----------------------------------------------------------------------------
// 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
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
LPD3DXMESH g_pMesh;
LPD3DXEFFECT g_pEffect;
D3DXMATRIX g_matWorld_Prev;
D3DXMATRIX g_matWorld_Current;
D3DXMATRIX g_matView;
D3DXMATRIX g_matProjection;
float g_fTrailLength; //小球轨迹长度
float g_fRotateAngle; //小球旋转角度
float g_fVelocity; //小球运动速度
//-----------------------------------------------------------------------------
// 控件ID
//-----------------------------------------------------------------------------
#define IDC_TOGGLEFULLSCREEN 1
#define IDC_TOGGLEREF 2
#define IDC_CHANGEDEVICE 3
#define IDC_VELOCITY 4
//-----------------------------------------------------------------------------
// 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 );
void InitApp();
void RenderText();
//-----------------------------------------------------------------------------
// Desc: 入口函数
//-----------------------------------------------------------------------------
INT WINAPI WinMain( HINSTANCE, HINSTANCE, LPSTR, int )
{
//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
//设置回调函数
DXUTSetCallbackDeviceCreated( OnCreateDevice );
DXUTSetCallbackDeviceReset( OnResetDevice );
DXUTSetCallbackDeviceLost( OnLostDevice );
DXUTSetCallbackDeviceDestroyed( OnDestroyDevice );
DXUTSetCallbackMsgProc( MsgProc );
DXUTSetCallbackKeyboard( KeyboardProc );
DXUTSetCallbackFrameRender( OnFrameRender );
DXUTSetCallbackFrameMove( OnFrameMove );
//应用程序相关的初始化
InitApp();
//初始化DXUT, 创建窗口, 创建Direct3D设备对象
DXUTInit( true, true, true );
DXUTSetCursorSettings( true, true );
DXUTCreateWindow( L"MotionBlur" );
DXUTCreateDevice( D3DADAPTER_DEFAULT, true, 640, 480,
IsDeviceAcceptable, ModifyDeviceSettings );
//进入消息循环和场景渲染
DXUTMainLoop();
//在此进行应用程序相关的清除工作
return DXUTGetExitCode();
}
//-----------------------------------------------------------------------------
// Desc: 应用程序相关初始化
//-----------------------------------------------------------------------------
void InitApp()
{
//初始化对话框
g_SettingsDlg.Init( &g_DialogResourceManager );
g_HUD.Init( &g_DialogResourceManager );
g_SampleUI.Init( &g_DialogResourceManager );
//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 );
//添加滑竿控件
g_SampleUI.SetCallback( OnGUIEvent );
g_SampleUI.AddSlider( IDC_VELOCITY, 10, 36, 200, 16, 4, 4, 4 );
}
//-----------------------------------------------------------------------------
// Desc: 设备能力检查
//-----------------------------------------------------------------------------
bool CALLBACK IsDeviceAcceptable( D3DCAPS9* pCaps, D3DFORMAT AdapterFormat,
D3DFORMAT BackBufferFormat, bool bWindowed,
void* pUserContext )
{
//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;
//检查当前设备是否支持指定版本的顶点渲染器
if( pCaps->VertexShaderVersion < D3DVS_VERSION(1,1) )
return false;
return true;
}
//-----------------------------------------------------------------------------
// Desc: 修改Direct3D渲染设备设置
//-----------------------------------------------------------------------------
bool CALLBACK ModifyDeviceSettings( DXUTDeviceSettings* pDeviceSettings,
const D3DCAPS9* pCaps, void* pUserContext )
{
//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)
{
pDeviceSettings->BehaviorFlags = D3DCREATE_SOFTWARE_VERTEXPROCESSING;
}
//如果使用参考设备,则弹出警告对话框
static bool s_bFirstTime = true;
if( s_bFirstTime )
{
s_bFirstTime = false;
if( pDeviceSettings->DeviceType == D3DDEVTYPE_REF )
DXUTDisplaySwitchingToREFWarning();
}
return true;
}
//-----------------------------------------------------------------------------
// Desc: 在此创建管理内存资源对象
//-----------------------------------------------------------------------------
HRESULT CALLBACK OnCreateDevice( IDirect3DDevice9* pd3dDevice,
const D3DSURFACE_DESC* pBackBufferSurfaceDesc,
void* pUserContext )
{
HRESULT hr;
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 ) );
//创建球
V_RETURN(D3DXCreateSphere(pd3dDevice, 1.2f, 36, 36, &g_pMesh, NULL ));
//创建效果
V_RETURN(D3DXCreateEffectFromFile( pd3dDevice, L"MotionBlur.fx", NULL, NULL,
0, NULL, &g_pEffect, NULL ));
//初始化小球运动速度,运动轨迹长度,渲染角度
g_fVelocity = 2.0f;
g_fTrailLength = 3.0f;
g_fRotateAngle = 0.0f;
return S_OK;
}
//-----------------------------------------------------------------------------
// Desc: 在此创建默认内存类型资源对象, 设置相关渲染状态
//-----------------------------------------------------------------------------
HRESULT CALLBACK OnResetDevice( IDirect3DDevice9* pd3dDevice,
const D3DSURFACE_DESC* pBackBufferSurfaceDesc,
void* pUserContext )
{
HRESULT hr;
V_RETURN( g_DialogResourceManager.OnResetDevice() );
V_RETURN( g_SettingsDlg.OnResetDevice() );
//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( 0, pBackBufferSurfaceDesc->Height-60 );
g_SampleUI.SetSize( pBackBufferSurfaceDesc->Width, 50 );
g_SampleUI.GetControl( IDC_VELOCITY )->SetSize( pBackBufferSurfaceDesc->Width-20, 16 );
//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 ) );
//设置滑竿范围和当前位置
g_SampleUI.GetSlider( IDC_VELOCITY )->SetRange( 10, 50 );
g_SampleUI.GetSlider( IDC_VELOCITY )->SetValue( (int)(g_fVelocity*10) );
//最初的世界矩阵
D3DXMatrixTranslation( &g_matWorld_Current, 0.0f, 0.0f, 7.0f );
//构造并设置观察矩阵
D3DXVECTOR3 vEyePt( 0.0f, 0.0f, -30.0f );
D3DXVECTOR3 vLookatPt( 0.0f, 0.0f, 0.0f );
D3DXVECTOR3 vUpVec( 0.0f, 1.0f, 0.0f );
D3DXMatrixLookAtLH( &g_matView, &vEyePt, &vLookatPt, &vUpVec );
D3DXMatrixTranspose( &g_matView, &g_matView );
pd3dDevice->SetVertexShaderConstantF( 8, (float*)&g_matView, 4 );
//构造并设置投影矩阵
float fAspectRatio = (float)pBackBufferSurfaceDesc->Width / pBackBufferSurfaceDesc->Height;
D3DXMatrixPerspectiveFovLH( &g_matProjection, D3DX_PI/4, fAspectRatio, 1.0f, 100.0f );
D3DXMatrixTranspose( &g_matProjection, &g_matProjection );
pd3dDevice->SetVertexShaderConstantF( 12, (float*)&g_matProjection, 4 );
return S_OK;
}
//-----------------------------------------------------------------------------
// Desc: 更新场景
//-----------------------------------------------------------------------------
void CALLBACK OnFrameMove( IDirect3DDevice9* pd3dDevice, double fTime,
float fElapsedTime, void* pUserContext )
{
g_fRotateAngle += g_fVelocity * fElapsedTime;
g_matWorld_Prev = g_matWorld_Current;
D3DXVECTOR3 pos( 14 * cosf(g_fRotateAngle), 0.0f, 7 * sinf(g_fRotateAngle) );
D3DXMatrixTranslation( &g_matWorld_Current, pos.x, pos.y, pos.z );
D3DXMatrixTranspose( &g_matWorld_Current, &g_matWorld_Current );
//设置世界矩阵
pd3dDevice->SetVertexShaderConstantF( 0, (float*)&g_matWorld_Prev, 4 );
pd3dDevice->SetVertexShaderConstantF( 4, (float*)&g_matWorld_Current, 4 );
//计算并设置尾迹长度
g_fTrailLength = 1.5f*g_fVelocity;
D3DXVECTOR4 vecMisc = D3DXVECTOR4( g_fTrailLength, 0.0f, 1.0f, 0.0f );
pd3dDevice->SetVertexShaderConstantF( 16, (float*)&vecMisc, 1 );
}
//-----------------------------------------------------------------------------
// Desc: 渲染场景
//-----------------------------------------------------------------------------
void CALLBACK OnFrameRender( IDirect3DDevice9* pd3dDevice, double fTime,
float fElapsedTime, void* pUserContext )
{
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() )
{
g_SettingsDlg.OnRender( fElapsedTime );
return;
}
//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) );
//渲染场景
if( SUCCEEDED( pd3dDevice->BeginScene() ) )
{
//使用效果渲染小球
static UINT numPasses;
static UINT iPass;
g_pEffect->Begin( &numPasses, 0 );
for( iPass = 0; iPass < numPasses; iPass ++ )
{
g_pEffect->BeginPass( iPass );
g_pMesh->DrawSubset( 0 );
g_pEffect->EndPass();
}
g_pEffect->End();
//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();
V( pd3dDevice->EndScene() );
}
}
//-----------------------------------------------------------------------------
// Desc: 渲染文本
//-----------------------------------------------------------------------------
void RenderText()
{
CDXUTTextHelper txtHelper( g_pFont, g_pTextSprite, 15 );
//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() );
//显示其他简要信息
txtHelper.SetForegroundColor( D3DXCOLOR( 1.0f, 1.0f, 1.0f, 1.0f ) );
txtHelper.DrawTextLine( L"运动模糊效果" );
txtHelper.DrawFormattedTextLine( L"当前速度: %0.2f", g_fVelocity);
//显示简单帮助文本
const D3DSURFACE_DESC* pd3dsdBackBuffer = DXUTGetBackBufferSurfaceDesc();
if( g_bShowHelp )
{
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):" );
txtHelper.SetInsertionPos( 40, pd3dsdBackBuffer->Height-15*5 );
txtHelper.DrawTextLine( L"Quit: ESC" );
}
else
{
txtHelper.SetInsertionPos( 10, pd3dsdBackBuffer->Height-15*4 );
txtHelper.SetForegroundColor( D3DXCOLOR( 1.0f, 1.0f, 1.0f, 1.0f ) );
txtHelper.DrawTextLine( L" ress F1 for help" );
}
txtHelper.End();
}
//-----------------------------------------------------------------------------
// Desc: 消息处理
//-----------------------------------------------------------------------------
LRESULT CALLBACK MsgProc( HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam,
bool* pbNoFurtherProcessing, void* pUserContext )
{
*pbNoFurtherProcessing = g_DialogResourceManager.MsgProc( hWnd, uMsg, wParam, lParam );
if( *pbNoFurtherProcessing )
return 0;
if( g_SettingsDlg.IsActive() )
{
g_SettingsDlg.MsgProc( hWnd, uMsg, wParam, lParam );
return 0;
}
*pbNoFurtherProcessing = g_HUD.MsgProc( hWnd, uMsg, wParam, lParam );
if( *pbNoFurtherProcessing )
return 0;
*pbNoFurtherProcessing = g_SampleUI.MsgProc( hWnd, uMsg, wParam, lParam );
if( *pbNoFurtherProcessing )
return 0;
return 0;
}
//-----------------------------------------------------------------------------
// Desc: 键盘消息处理
//-----------------------------------------------------------------------------
void CALLBACK KeyboardProc( UINT nChar, bool bKeyDown, bool bAltDown, void* pUserContext )
{
if( bKeyDown )
{
switch( nChar )
{
case VK_F1: g_bShowHelp = !g_bShowHelp; break;
}
}
}
//-----------------------------------------------------------------------------
// Desc: 处理各种控件消息
//-----------------------------------------------------------------------------
void CALLBACK OnGUIEvent( UINT nEvent, int nControlID, CDXUTControl* pControl,
void* pUserContext )
{
switch( nControlID )
{
case IDC_TOGGLEFULLSCREEN:
DXUTToggleFullScreen();
break;
case IDC_TOGGLEREF:
DXUTToggleREF();
break;
case IDC_CHANGEDEVICE:
g_SettingsDlg.SetActive( !g_SettingsDlg.IsActive() );
break;
case IDC_VELOCITY:
g_fVelocity = ((CDXUTSlider*)pControl)->GetValue()/10.0F;
break;
}
}
//-----------------------------------------------------------------------------
// Desc: 释放在OnResetDevice()中创建的资源
//-----------------------------------------------------------------------------
void CALLBACK OnLostDevice( void* pUserContext )
{
g_DialogResourceManager.OnLostDevice();
g_SettingsDlg.OnLostDevice();
if( g_pFont )
g_pFont->OnLostDevice();
SAFE_RELEASE( g_pTextSprite );
//释放效果对象
if( g_pEffect != NULL )
g_pEffect->OnLostDevice();
}
//------------------------------------------------------------------------------
// Desc: 释放在OnCreateDevice()中创建的资源
//------------------------------------------------------------------------------
void CALLBACK OnDestroyDevice( void* pUserContext )
{
g_DialogResourceManager.OnDestroyDevice();
g_SettingsDlg.OnDestroyDevice();
SAFE_RELEASE( g_pFont );
SAFE_RELEASE( g_pEffect );
SAFE_RELEASE( g_pMesh );
}
------------------------------------------------------------------完整代码结束
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发表于 2009-5-31 12:09:00
