C++ (Cpp) dxAtの例

コード例 #1

ファイル: fxcamera.cpp プロジェクト: cheinkn/basextreme

void CameraEffect::beginScene(unsigned int clearMode, const Vector4f& clearColor)
{
    _effectBlocked = true;

    assert( Camera::_currentCamera == NULL );
    Camera::_currentCamera = this;

    // frame synchronization phase
    Frame::synchronizeAll();

    _dxCR( iDirect3DDevice->SetViewport( &_viewPort ) );

    if( _currentEffect == engine::pfxNone ||
        _currentEffect == engine::pfxBloom )
    {
        IDirect3DSurface9* iDirect3DSurface;
        _renderTarget->iDirect3DTexture()->GetSurfaceLevel( 0, &iDirect3DSurface );
        _dxCR( _rts->BeginScene( iDirect3DSurface, &_viewPort ) );
        iDirect3DSurface->Release();
    }
    else
    {
        IDirect3DSurface9* iDirect3DSurface;
        _newImage->iDirect3DTexture()->GetSurfaceLevel( 0, &iDirect3DSurface );
        _dxCR( _rts->BeginScene( iDirect3DSurface, &_viewPort ) );
        iDirect3DSurface->Release();
    }

    if( clearMode ) _dxCR( iDirect3DDevice->Clear( 0, NULL, clearMode, wrap( clearColor ), 1.0f, 0L ) );

    // setup transformation matrices
    if( _frame ) 
    {
        D3DXMatrixInverse( &Camera::viewMatrix, NULL, &_frame->LTM );
        _dxCR( iDirect3DDevice->SetTransform( D3DTS_VIEW, &Camera::viewMatrix ) );
    }
    Camera::projectionMatrix = _projection;
    _dxCR( iDirect3DDevice->SetTransform( D3DTS_PROJECTION, &_projection ) );
    
    Camera::viewPort      = _viewPort;
    Camera::eyePos        = dxPos( &_frame->LTM );
    Camera::eyeDirection  = dxAt( &_frame->LTM );
    Camera::fov           = _fov;
    Camera::nearClipPlane = _nearClipPlane;
    Camera::farClipPlane  = _farClipPlane;

    // normalize camera eye
    D3DXVec3Normalize( &eyeDirection, &eyeDirection );

    // frustrum planes
    updateFrustrum();   
}

コード例 #2

ファイル: camera.cpp プロジェクト: AndreMeijer86/base-pro-edition

void ScreenCamera::beginScene(unsigned int clearMode, const Vector4f& clearColor)
{
    assert( Camera::_currentCamera == NULL );
    Camera::_currentCamera = this;

    // frame synchronization phase
    Frame::synchronizeAll();

    _dxCR( iDirect3DDevice->SetViewport( &_viewPort ) );

    if( clearMode ) _dxCR( iDirect3DDevice->Clear( 0, NULL, clearMode, wrap( clearColor ), 1.0f, 0L ) );
    
    _dxCR( iDirect3DDevice->BeginScene() );

    // setup transformation matrices
    if( _frame ) 
    {
        D3DXMatrixInverse( &viewMatrix, NULL, &_frame->LTM );
        _dxCR( iDirect3DDevice->SetTransform( D3DTS_VIEW, &viewMatrix ) );
    }
    projectionMatrix = _projection;
    _dxCR( iDirect3DDevice->SetTransform( D3DTS_PROJECTION, &_projection ) );
    
    viewPort      = _viewPort;
    eyePos        = dxPos( &_frame->LTM );
    eyeDirection  = dxAt( &_frame->LTM );    
    fov           = _fov;
    nearClipPlane = _nearClipPlane;
    farClipPlane  = _farClipPlane;

    // normalize camera eye
    D3DXVec3Normalize( &eyeDirection, &eyeDirection );

    // update frustrum planes
    updateFrustrum();
}

コード例 #3

ファイル: frame.cpp プロジェクト: cheinkn/basextreme

Vector3f Frame::getAt(void)
{
    if( isDirty() ) synchronizeSafe();
    return wrap( dxAt( &LTM ) );
}

コード例 #4

ファイル: MayaManager.cpp プロジェクト: steadyfield/SourceEngine2007

HRESULT CMayaManager::PerspectiveCamera_Synchronize()
{
    MDagPath MayaCamera;
    M3dView panel;
    for(UINT iView= 0; iView < M3dView::numberOf3dViews(); iView++)
    {
        D3DXMATRIX mCamera;
        M3dView::get3dView(iView, panel);
        panel.getCamera(MayaCamera);
        MayaCamera.pop();

        MString perspNameStr( "persp" );
        MString cameraNameStr = MayaCamera.partialPathName();

        cameraNameStr = cameraNameStr.substring(0, perspNameStr.length()-1 );
        const char* cameraName= cameraNameStr.asChar();

        if(cameraNameStr == perspNameStr )
        {
            MayaCamera.extendToShape();
            MFloatMatrix fView(MayaCamera.inclusiveMatrix().matrix );

            ConvertWorldMatrix(mCamera, fView);

            panel.getCamera(MayaCamera);
            MFnCamera fnMayaCamera(MayaCamera.node());

            MVector mUp= fnMayaCamera.upDirection();
            MVector mAt= fnMayaCamera.viewDirection();
            MPoint mEye= fnMayaCamera.eyePoint(MSpace::kWorld);

            D3DXVECTOR3 dxEye( (float)mEye.x, (float)mEye.y, (float)-mEye.z );
            D3DXVECTOR3 dxAt( (float)mAt.x, (float)mAt.y, (float)-mAt.z );
            D3DXVECTOR3 dxUp( (float)mUp.x, (float)mUp.y, (float)-mUp.z );
            D3DXVECTOR4 fEye;
            D3DXVECTOR4 fAt;
            D3DXVECTOR3 fUp;

            D3DXVec3Transform(&fEye, &dxEye,(D3DXMATRIX*)&mCamera);
            D3DXVec3Transform(&fAt, &dxAt,(D3DXMATRIX*)&mCamera);
            D3DXVec3TransformNormal(&fUp, &dxUp,(D3DXMATRIX*)&mCamera);


            D3DXMatrixLookAtLH(&PerspectiveCamera_View,
                               (D3DXVECTOR3*)&fEye,
                               (D3DXVECTOR3*)&fAt,
                               &fUp);

            // Projection matrix
            float zNear = (float)fnMayaCamera.nearClippingPlane();
            float zFar = (float)fnMayaCamera.farClippingPlane();
            float hFOV = (float)fnMayaCamera.horizontalFieldOfView();
            float f = (float) (1.0f / (float) tan( hFOV / 2.0f ));

            ZeroMemory( &PerspectiveCamera_Projection, sizeof(PerspectiveCamera_Projection) );
            PerspectiveCamera_Projection._11 = f;
            PerspectiveCamera_Projection._22 = f;
            PerspectiveCamera_Projection._33 = (zFar+zNear) / (zFar-zNear);
            PerspectiveCamera_Projection._34 = 1.0f;
            PerspectiveCamera_Projection._43 = -2 * (zFar*zNear)/(zFar-zNear);

            break;
        }
    }
    return S_OK;
}