C++ FrameBufferObject::deactivate方法代码示例

本文整理汇总了C++中FrameBufferObject::deactivate方法的典型用法代码示例。如果您正苦于以下问题：C++ FrameBufferObject::deactivate方法的具体用法？C++ FrameBufferObject::deactivate怎么用？C++ FrameBufferObject::deactivate使用的例子？那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类FrameBufferObject的用法示例。

在下文中一共展示了FrameBufferObject::deactivate方法的3个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。

示例1: postProcess

void DepthPeelingStage::postProcess(DrawEnv *pEnv, bool isPing)
{
    Window *win = pEnv->getWindow();

    if(win->hasExtOrVersion(_uiFramebufferObjectExt, 0x0300, 0x0200) == false)
    {
        FNOTICE(("Framebuffer objects not supported on Window %p!\n", win));
        return;
    }

    DepthPeelingStageData *pData =
        pEnv->getData<DepthPeelingStageData *>(_iDataSlotId);

    if(!pData)
        return;

    FrameBufferObject *pBlendFBO  = pData->getBlendFBO();
    pBlendFBO->activate(pEnv);

    ChunkMaterial *pMaterial;
    if (isPing)
        pMaterial = pData->getPeelPingMaterial();
    else
        pMaterial = pData->getPeelPongMaterial();

    pEnv->activateState(pMaterial->getState(), NULL);

    drawQuad();

    pEnv->deactivateState();

    pBlendFBO->deactivate(pEnv);
}

开发者ID:Himbeertoni，项目名称:OpenSGDevMaster，代码行数:33，代码来源:OSGDepthPeelingStage.cpp

示例2: postProcess

void HDRStage::postProcess(DrawEnv *pEnv)
{
    Window *win = pEnv->getWindow();

    if(win->hasExtension(_uiFramebuffer_object_extension) == false)
    {
        FNOTICE(("Framebuffer objects not supported on Window %p!\n", win));
        return;        
    }

    GLDrawBuffersEXTProcT glDrawBuffersEXTProc =
        reinterpret_cast<GLDrawBuffersEXTProcT>(
            win->getFunction(_uiFuncDrawBuffers));

    glColor3f(1.f, 1.f, 1.f);
    
    glMatrixMode(GL_MODELVIEW);
    glPushMatrix();

    glLoadIdentity();

    HDRStageData *pData = pEnv->getData<HDRStageData *>(_iDataSlotId);

    if(pData == NULL)
    {
        return;
    }

    if((pData->getWidth () != pEnv->getPixelWidth() ) ||
       (pData->getHeight() != pEnv->getPixelHeight())  )
    {
        resizeStageData(pData, 
                        pEnv->getPixelWidth(),
                        pEnv->getPixelHeight());
    }
    

    // Shrink to w/2 h/2

    FrameBufferObject *pShrinkTarget = pData->getShrinkRenderTarget();
    ChunkMaterial     *pSHM          = pData->getShrinkMaterial();


    pShrinkTarget->activate(pEnv);

    glViewport(0,
               0, 
               pEnv->getPixelWidth () / 2,
               pEnv->getPixelHeight() / 2);


    State *pShrinkState = pSHM->getState();

    pEnv->activateState(pShrinkState, NULL);
    
    glBegin(GL_QUADS);
    {
        glTexCoord2f(0.00, 0.00);
        glVertex2f  (0.00, 0.00);
        
        glTexCoord2f(1.00, 0.00);
        glVertex2f  (1.00, 0.00);
        
        glTexCoord2f(1.00, 1.00);
        glVertex2f  (1.00, 1.00);
        
        glTexCoord2f(0.00, 1.00);
        glVertex2f  (0.00, 1.00);
    }
    glEnd();

    pShrinkTarget->deactivate(pEnv);


    // Shrink to w/4 h/4

    FrameBufferObject *pBlurTarget = pData->getBlurRenderTarget();

    pBlurTarget->editMFDrawBuffers()->clear();

    pBlurTarget->editMFDrawBuffers()->push_back(GL_COLOR_ATTACHMENT0_EXT);

    pBlurTarget->activate(pEnv);

    glViewport(0,
               0, 
               pEnv->getPixelWidth () / 4,
               pEnv->getPixelHeight() / 4);

    ChunkMaterial    *pBLM       = pData->getBlurMaterial();

    State            *pBlurState = pBLM->getState();

    pEnv->activateState(pBlurState, NULL);

    glBegin(GL_QUADS);
    {
        glTexCoord2f(0.00, 0.00);
        glVertex2f  (0.00, 0.00);
        
//.........这里部分代码省略.........

开发者ID:DaveHarrison，项目名称:OpenSGDevMaster，代码行数:101，代码来源:OSGHDRStage.cpp

示例3: postProcess

void HDRStage::postProcess(DrawEnv *pEnv)
{
    UInt32  uiActiveFBO = pEnv->getActiveFBO();
    Window *win         = pEnv->getWindow();

    if(win->hasExtOrVersion(_uiFramebufferObjectExt, 0x0300, 0x0200) == false)
    {
        FNOTICE(("Framebuffer objects not supported on Window %p!\n", 
                 static_cast<void *>(win)));
        return;        
    }

    OSGGETGLFUNCBYID_GL3( glDrawBuffers,
                          osgGlDrawBuffers,
                         _uiFuncDrawBuffers,
                          win);

    glColor3f(1.f, 1.f, 1.f);
    
    glMatrixMode(GL_MODELVIEW);
    glPushMatrix();

    glLoadIdentity();

    HDRStageData *pData = pEnv->getData<HDRStageData *>(_iDataSlotId);

    if(pData == NULL)
    {
        return;
    }



    // Shrink to w/2 h/2

    FrameBufferObject *pShrinkTarget = pData->getShrinkRenderTarget();
    ChunkMaterial     *pSHM          = pData->getShrinkMaterial();


    pShrinkTarget->activate(pEnv);

    glViewport(0,
               0, 
               pEnv->getPixelWidth () / 2,
               pEnv->getPixelHeight() / 2);


    State *pShrinkState = pSHM->getState();

    pEnv->activateState(pShrinkState, NULL);
    
    this->renderQuad();

    pShrinkTarget->deactivate(pEnv);




    // Shrink to w/4 h/4

    FrameBufferObject *pBlurTarget = pData->getBlurRenderTarget();

    pBlurTarget->editMFDrawBuffers()->clear();

    pBlurTarget->editMFDrawBuffers()->push_back(GL_COLOR_ATTACHMENT0_EXT);

    pBlurTarget->activate(pEnv);

    glViewport(0,
               0, 
               pEnv->getPixelWidth () / 4,
               pEnv->getPixelHeight() / 4);

    ChunkMaterial    *pBLM       = pData->getBlurMaterial();

    State            *pBlurState = pBLM->getState();

    pEnv->activateState(pBlurState, NULL);

    this->renderQuad();



    GLenum aDrawBuffers[] = { GL_COLOR_ATTACHMENT0_EXT };




    // HBlur

    pBlurTarget->activate(pEnv);

    glViewport(0,
               0, 
               pEnv->getPixelWidth () / 4,
               pEnv->getPixelHeight() / 4);

#define OVERSHADER 1

#if OVERSHADER
//.........这里部分代码省略.........

开发者ID:jondo2010，项目名称:OpenSG，代码行数:101，代码来源:OSGHDRStage.cpp

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