void
DepthPeelingStage::setupPostProcess(RenderAction* a, bool isFinal, bool isPing)
{
    this->pushPartition(a,
                        (RenderPartition::CopyWindow      |
                         RenderPartition::CopyViewportSize),
                         RenderPartition::SimpleCallback    );
    {
        RenderPartition *pPart  = a->getActivePartition();

        Matrix m, t;

        m.setIdentity();
        t.setIdentity();

        MatrixOrthogonal( m,
                            0.f, 1.f,
                            0.f, 1.f,
                            -1.f, 1.f);

        pPart->setupProjection(m, t);

        RenderPartition::SimpleDrawCallback f;

        if (!isFinal)
            f = boost::bind(&DepthPeelingStage::postProcess, this, _1, isPing);
        else
            f = boost::bind(&DepthPeelingStage::postProcessFinal, this, _1);

        pPart->dropFunctor(f);
    }
    this->popPartition(a);
}
void DeferredShadingStage::scheduleShadingPass(RenderAction *ract)
{
#if 0
    RenderPartition *parentPart = ract->getActivePartition    (            );
#endif
    DSStageData     *data       = ract->getData<DSStageData *>(_iDataSlotId);

    this->pushPartition(ract,
                        (RenderPartition::CopyWindow      |
                         RenderPartition::CopyViewportSize) );
    {
        RenderPartition *part = ract->getActivePartition();

#ifdef OSG_DEBUG
        part->setDebugString("DeferredShadingStage::ShadingPartition");
#endif
        setupShadingPartition(part, ract, data);

        RenderPartition::DrawFunctor f =
            boost::bind(&DeferredShadingStage::executeShadingPass, this, _1);

        DSStageData::MFShadingStatesType::const_iterator sIt  =
            data->getMFShadingStates()->begin();
        DSStageData::MFShadingStatesType::const_iterator sEnd =
            data->getMFShadingStates()->end();

        for(UInt32 i = 0; sIt != sEnd; ++sIt, ++i)
        {
            if((i > 0) &&  (getLights(i-1)->getOn() == false))
                continue;
          
            part->dropFunctor(f, *sIt, (*sIt)->getSortKey());
        }
    }
    this->popPartition(ract);
}
Exemplo n.º 3
0
Action::ResultE PostShaderStage::renderEnter(Action *action)
{
    RenderAction *a = dynamic_cast<RenderAction *>(action);

    a->disableDefaultPartition();

    this->beginPartitionGroup(a);
    {
        this->pushPartition(a);
        {
            RenderPartition   *pPart    = a->getActivePartition();
            FrameBufferObject *pTarget  = this->getRenderTarget();
            Viewarea          *pArea    = a->getViewarea();
            Camera            *pCam     = a->getCamera  ();
            Background        *pBack    = a->getBackground();
            
            if(pTarget == NULL)
            {
                this->initData(a);

                pTarget  = this->getRenderTarget();
            }

            pPart->setRenderTarget(pTarget);
            
#ifdef OSG_DEBUGX
            std::string szMessage("RenderPartition\n");
            pPart->setDebugString(szMessage          );
#endif

            if(pArea != NULL)
            {
//                pPart->setViewport(pPort         );
                pPart->setWindow  (a->getWindow());
                
                if(pTarget != NULL)
                {
#if 0
                    pPart->calcViewportDimension(pArea->getLeft  (),
                                                 pArea->getBottom(),
                                                 pArea->getRight (),
                                                 pArea->getTop   (),
                                                 
                                                 pTarget->getWidth    (),
                                                 pTarget->getHeight   ());

#endif
                    pPart->calcViewportDimension(0.f,
                                                 0.f,
                                                 1.f,
                                                 1.f,
                                                 
                                                 pTarget->getWidth    (),
                                                 pTarget->getHeight   ());

                }
                else
                {
                    pPart->calcViewportDimension(pArea->getLeft  (),
                                                 pArea->getBottom(),
                                                 pArea->getRight (),
                                                 pArea->getTop   (),
                                                 
                                                 a->getWindow()->getWidth (),
                                                 a->getWindow()->getHeight());
                }
                
                if(pCam != NULL)
                {
                    Matrix m, t;
                    
                    // set the projection
                    pCam->getProjection          (m, 
                                                  pPart->getViewportWidth (), 
                                                  pPart->getViewportHeight());
                    
                    pCam->getProjectionTranslation(t, 
                                                   pPart->getViewportWidth (), 
                                                   pPart->getViewportHeight());
                    
                    pPart->setupProjection(m, t);
                    
                    pCam->getViewing(m, 
                                     pPart->getViewportWidth (),
                                     pPart->getViewportHeight());
                    
                    
                    pPart->setupViewing(m);
                    
                    pPart->setNear     (pCam->getNear());
                    pPart->setFar      (pCam->getFar ());
                    
                    pPart->calcFrustum();
                }
                
                pPart->setBackground(pBack);
            }
            
            this->recurseFromThis(a);
        }
        this->popPartition(a);
        
        this->pushPartition(a,
                            (RenderPartition::CopyWindow      |
                             RenderPartition::CopyViewportSize),
                            RenderPartition::SimpleCallback    );
        {
            RenderPartition *pPart  = a->getActivePartition();

#ifdef OSG_DEBUGX
            std::string szMessage("PostProcessPartition\n");
            pPart->setDebugString(szMessage          );
#endif
           
            Matrix m, t;
                
            m.setIdentity();
            t.setIdentity();
                
            MatrixOrthogonal( m,
                              0.f, 1.f,
                              0.f, 1.f,
                             -1.f, 1.f);
            
            pPart->setupProjection(m, t);
                
            RenderPartition::SimpleDrawCallback f;
                
            f = boost::bind(&PostShaderStage::postProcess, this, _1);
                
            pPart->dropFunctor(f);
        }
        this->popPartition(a);
    }
    this->endPartitionGroup(a);

    RenderPassVector::iterator passIt = _vPostProcessPasses.begin();

    //Update the uniform parameters to the shader
    for(; passIt != _vPostProcessPasses.end(); ++passIt)
    {
        (*passIt)->updateUniformVariables(a);
    }

    return Action::Skip;
}
Exemplo n.º 4
0
Action::ResultE HDRStage::renderEnter(Action *action)
{
    RenderAction *a = dynamic_cast<RenderAction *>(action);

    a->disableDefaultPartition();

    Int32 iVPWidth  = a->getActivePartition()->getViewportWidth ();
    Int32 iVPHeight = a->getActivePartition()->getViewportHeight();

    this->beginPartitionGroup(a);
    {
        this->pushPartition(a);
        {
            RenderPartition   *pPart    = a   ->getActivePartition();
            FrameBufferObject *pTarget  = this->getRenderTarget   ();
            Viewarea          *pArea    = a   ->getViewarea       ();
            Camera            *pCam     = a   ->getCamera         ();
            Background        *pBack    = a   ->getBackground     ();
            
            if(pTarget == NULL)
            {
                this->initData(a, iVPWidth, iVPHeight);

                pTarget  = this->getRenderTarget();
            }
            else
            {
                this->updateData(a, iVPWidth, iVPHeight);
            }

            pPart->setRenderTarget(pTarget);
            pPart->getDrawEnv().setTargetBufferFormat(this->getBufferFormat());

#ifdef OSG_DEBUGX
            std::string szMessage("HDR: RenderPartition\n");
            pPart->setDebugString(szMessage          );
#endif

            if(pArea != NULL)
            {
                pPart->setWindow  (a->getWindow());
                
                if(pTarget != NULL)
                {
#if 0
                    pPart->calcViewportDimension(pArea->getLeft  (),
                                                 pArea->getBottom(),
                                                 pArea->getRight (),
                                                 pArea->getTop   (),
                                                 
                                                 pTarget->getWidth    (),
                                                 pTarget->getHeight   ());
#endif
                    pPart->calcViewportDimension(0.f,
                                                 0.f,
                                                 1.f,
                                                 1.f,
                                                 
                                                 pTarget->getWidth    (),
                                                 pTarget->getHeight   ());

                }
                else
                {
                    pPart->calcViewportDimension(pArea->getLeft  (),
                                                 pArea->getBottom(),
                                                 pArea->getRight (),
                                                 pArea->getTop   (),
                                                 
                                                 a->getWindow()->getWidth (),
                                                 a->getWindow()->getHeight());
                }

                if(pCam != NULL)
                {
                    Matrix m, t;
                    
                    // set the projection
                    pCam->getProjection          (m, 
                                                  pPart->getViewportWidth (), 
                                                  pPart->getViewportHeight());
                    
                    pCam->getProjectionTranslation(t, 
                                                   pPart->getViewportWidth (), 
                                                   pPart->getViewportHeight());
                    
                    pPart->setupProjection(m, t);
                    
                    pCam->getViewing(m, 
                                     pPart->getViewportWidth (),
                                     pPart->getViewportHeight());
                    
                    
                    pPart->setupViewing(m);
                    
                    pPart->setNear     (pCam->getNear());
                    pPart->setFar      (pCam->getFar ());
                    
                    pPart->calcFrustum();
                }
                
                pPart->setBackground(pBack);
            }
            
            this->recurseFromThis(a);
        }
        this->popPartition(a);

        a->getActivePartition()->disable();

        this->pushPartition(a,
                            (RenderPartition::CopyWindow       |
                             RenderPartition::CopyViewportSize |
                             RenderPartition::CopyTarget       ),
                            RenderPartition::SimpleCallback    );
        {
            RenderPartition *pPart  = a->getActivePartition();

#ifdef OSG_DEBUGX
            std::string szMessage("HDR: PostProcessPartition\n");
            pPart->setDebugString(szMessage          );
#endif

            Matrix m, t;
                
            m.setIdentity();
            t.setIdentity();
                
            MatrixOrthogonal( m,
                              0.f, 1.f,
                              0.f, 1.f,
                             -1.f, 1.f);
            
            pPart->setupProjection(m, t);
                
            RenderPartition::SimpleDrawCallback f;
                
            f = boost::bind(&HDRStage::postProcess, this, _1);
                
            pPart->dropFunctor(f);
        }
        this->popPartition(a);
    }
    this->endPartitionGroup(a);

    return Action::Skip;
}
void TrapezoidalShadowMapEngine::handlePointLightEnter(
    PointLight *pointL, RenderAction *ract, TSMEngineData *data)
{
    RenderPartition *parentPart = ract->getActivePartition();
    
    Matrixr matEyeToWorld(parentPart->getCameraToWorld());  
    Matrixr matLightProj;

    Real    shadowNear = (getShadowNear() != 0.f ? 
                          getShadowNear()       : 
                          parentPart->getNear()  );
    Real    shadowFar  = (getShadowFar () != 0.f ?
                          getShadowFar ()       :
                          parentPart->getFar()   );

    Inherited::calcPointLightRange(
        pointL, 0.01f,
        shadowNear, shadowFar, shadowNear, shadowFar);

    MatrixPerspective(matLightProj, Pi / 4.f, 1.f,
                      shadowNear, shadowFar       );
    
    Matrixr   matWorldToLight;
    Matrixr   matEyeToLight;
    MFMatrixr mfMatNT;

    mfMatNT.resize(6);

    Inherited::calcPointLightMatrices(matWorldToLight, matEyeToLight,
                                      pointL,          matEyeToWorld );

    Inherited::updatePointLightShadowTexImage  (data);
    Inherited::updatePointLightShadowTexBuffers(data);
    Inherited::updatePointLightRenderTargets   (data);

    Int32          shadowTexUnit = (this->getForceTextureUnit() >= 0) ?
                                    this->getForceTextureUnit()       : 7;
    ShaderProgram *shadowFP      = this->getShadowFragmentProgram();

    if(shadowFP == NULL)
    {
        ShaderProgramUnrecPtr newShadowFP = ShaderProgram::createLocal();
        newShadowFP->setShaderType(GL_FRAGMENT_SHADER);
        newShadowFP->setProgram   (_pointFPCode      );
        
        newShadowFP->addUniformVariable("TSME_matEyeToLight", matEyeToLight);
        newShadowFP->addUniformVariable("TSME_matLightProj",  matLightProj );
        newShadowFP->addUniformVariable("TSME_matNT",         mfMatNT      );
        newShadowFP->addUniformVariable("TSME_texShadow",     shadowTexUnit);
        newShadowFP->addUniformVariable("TSME_texShadowSizeInv",
                                        Vec2f(1.f / getWidth (), 
                                              1.f / getHeight() )          );
        
        this->setShadowFragmentProgram(newShadowFP);
        shadowFP = newShadowFP;
    }
    else
    {
        shadowFP->updateUniformVariable("TSME_matEyeToLight", matEyeToLight);
        shadowFP->updateUniformVariable("TSME_matLightProj",  matLightProj );
    }

    const FrustumVolume &eyeFrust = parentPart->getFrustum();

    for(UInt16 faceIdx = 0; faceIdx < 6; ++faceIdx)
    {
        Matrixr matWorldToLightFace (matWorldToLight         );
        matWorldToLightFace.multLeft(_matCubeFaceInv[faceIdx]);

        Matrixr matLightFull(matWorldToLightFace);
        matLightFull.multLeft(matLightProj);

        FrustumVolume lightFrust;
        Matrixr       matNT;

        lightFrust.setPlanes(matLightFull);

        bool matNTValid = 
            calcTrapezoidalTransform(mfMatNT[faceIdx],
                                     matEyeToWorld,    matLightFull,
                                     eyeFrust,         lightFrust   );

        if(matNTValid == false)
        {
            // setup a minimal partition to clear the cube face

            commitChanges();

            this->pushPartition(ract,
                                RenderPartition::CopyNothing,
                                RenderPartition::SimpleCallback);
            {
                RenderPartition   *part   = ract->getActivePartition(       );
                Window            *win    = ract->getWindow         (       );
                FrameBufferObject *target = data->getRenderTargets  (faceIdx);
                Background        *back   = data->getBackground     (       );

                part->setSetupMode(RenderPartition::ViewportSetup  |
                                   RenderPartition::BackgroundSetup );

                part->setRenderTarget(target);
                part->setWindow      (win   );

                part->calcViewportDimension(0.f, 0.f, 1.f, 1.f,
                                            target->getWidth (),
                                            target->getHeight() );
                
                part->setBackground(back);

                RenderPartition::SimpleDrawCallback emptyCubeFaceDraw =
                    boost::bind(
                        &TrapezoidalShadowMapEngine::emptyCubeFaceDrawFunc,
                        this, _1);

                part->dropFunctor(emptyCubeFaceDraw);
            }
            this->popPartition(ract);
        }
        else
        {
            updateLightPassMaterial(data, faceIdx, mfMatNT[faceIdx]);
        
            commitChanges();

            this->pushPartition(ract);
            {
                RenderPartition   *part   = ract->getActivePartition(       );
                Window            *win    = ract->getWindow         (       );
                FrameBufferObject *target = data->getRenderTargets  (faceIdx);
                Background        *back   = data->getBackground     (       );

                part->setRenderTarget(target);
                part->setWindow      (win   );

                part->calcViewportDimension(0.f, 0.f, 1.f, 1.f,
                                            target->getWidth (),
                                            target->getHeight() );

                part->setupProjection(matLightProj, Matrixr::identity());
                part->setupViewing   (matWorldToLightFace              );

                part->setNear        (parentPart->getNear());
                part->setFar         (parentPart->getFar ());
            
                part->setFrustum     (lightFrust           );
                
                part->setBackground  (back                 );

                part->overrideMaterial(data->getLightPassMaterials(faceIdx),
                                       ract->getActNode           (       ) );

                this->recurseFrom(ract, pointL);
                ract->useNodeList(false       );

                part->overrideMaterial(NULL,
                                       ract->getActNode           (       ) );
            }
            this->popPartition(ract);
        }
    }

    shadowFP->updateUniformVariable("TSME_matNT", mfMatNT);
}
Action::ResultE DisplayFilterStage::renderEnter(Action *action)
{
    RenderAction *ract = dynamic_cast<RenderAction *>(action);

    if(ract == NULL)
        return Action::Continue;

    DisplayFilterStageDataUnrecPtr pData = 
        ract->getData<DisplayFilterStageData *>(_iDataSlotId);

    DrawEnv &oEnv = ract->getActivePartition()->getDrawEnv();

    bool                      bFilterActive = false;
    RenderPartition::Mode     partMode      = RenderPartition::StateSorting;

    CalibrationPatternFilter *pCalibFilter  = NULL;
    ResolutionDisplayFilter  *pResFilter    = NULL;
    DistortionDisplayFilter  *pDistFilter   = NULL;
    ColorDisplayFilter       *pColFilter    = NULL;
    bool                      bDoDraw       = true;

    if(_mfFilterGroups.size() == 0)
    {
        pCalibFilter = this->getCalibrationPatternFilter();

        pResFilter   = this->getResolutionFilter();

        pColFilter   = this->getColorFilter();

        pDistFilter  = this->getDistortionFilter();

    }
    else
    {
        // Linear search, optimize of needed

        MFFilterGroupsType::const_iterator gIt  = _mfFilterGroups.begin();
        MFFilterGroupsType::const_iterator gEnd = _mfFilterGroups.end  ();

        for(; gIt != gEnd; ++gIt)
        {
            if((*gIt)->matches(oEnv.getDrawerId(),
                               oEnv.getDrawableId()) == true)
            {
                pCalibFilter = (*gIt)->getCalibrationPatternFilter();

                pResFilter   = (*gIt)->getResolutionFilter();

                pColFilter   = (*gIt)->getColorFilter();

                pDistFilter  = (*gIt)->getDistortionFilter();
                
                bDoDraw = 
                    ((*gIt)->matches(this->getActiveGroup(),
                                     oEnv. getDrawableId ()) == true) ||
                     (this->getActiveGroup()                == -1   )  ;

                break;
            }
        }
    }


    if(pCalibFilter != NULL && pCalibFilter->getEnabled() == true)
    {
        if(pData != NULL)
            pData->setCalibFilter(pCalibFilter);
            
        bFilterActive = true;
        partMode      = RenderPartition::SimpleCallback;
    }
    else
    {
        if(pData != NULL)
            pData->setCalibFilter(NULL);
    }

    if(pColFilter               != NULL &&
       pColFilter->getEnabled() == true  )
    {
        if(pData != NULL)
            pData->setColFilter(pColFilter);
        
        bFilterActive = true;
    }
    else
    {
        if(pData != NULL)
        {
            pData->setColFilter(NULL);
            
            ColorDisplayFilter::deactivate(pData);
        }
    }        
    if(pDistFilter               != NULL &&
       pDistFilter->getEnabled() == true  )
    {
        if(pData != NULL)
            pData->setDistFilter(pDistFilter);

        bFilterActive = true;
    }
    else
    {
        if(pData != NULL)
            pData->setDistFilter(NULL);
    }

    
    UInt32 uiTargetWidth  = oEnv.getPixelWidth ();
    UInt32 uiTargetHeight = oEnv.getPixelHeight();

    Int32 iLeft   = oEnv.getPixelLeft  ();
    Int32 iRight  = oEnv.getPixelRight ();
    Int32 iBottom = oEnv.getPixelBottom();
    Int32 iTop    = oEnv.getPixelTop   ();

    if(pResFilter               != NULL &&
       pResFilter->getEnabled() == true  )
    {
        bFilterActive = true;
        
        uiTargetWidth  = UInt32(uiTargetWidth  * pResFilter->getDownScale());
        uiTargetHeight = UInt32(uiTargetHeight * pResFilter->getDownScale());

        iLeft   = Int32(iLeft   * pResFilter->getDownScale());
        iRight  = Int32(iRight  * pResFilter->getDownScale());
        iBottom = Int32(iBottom * pResFilter->getDownScale());
        iTop    = Int32(iTop    * pResFilter->getDownScale());
        
    }

    if(pData == NULL)
    {
        pData = setupStageData(uiTargetWidth,
                               uiTargetHeight);

        if(pData == NULL)
            return Action::Continue;

        this->setData(pData, _iDataSlotId, ract);

        pData->setColFilter  (pColFilter  );
        pData->setDistFilter (pDistFilter );
        pData->setCalibFilter(pCalibFilter);
    }


    if((pData->getWidth () != uiTargetWidth ) ||
       (pData->getHeight() != uiTargetHeight)  )
    {
        resizeStageData(pData, uiTargetWidth, uiTargetHeight);
    }

   


    if(bFilterActive == false)
        return Action::Continue;

    ract->disableDefaultPartition();

    this->beginPartitionGroup(ract);
    {
        this->pushPartition(ract, 0x0000, partMode);
        {
            RenderPartition   *pPart    = ract ->getActivePartition();
            FrameBufferObject *pTarget  = pData->getTarget();
            Viewarea          *pArea    = ract ->getViewarea();
            Camera            *pCam     = ract ->getCamera  ();
            Background        *pBack    = ract ->getBackground();
            

            pPart->setRenderTarget(pTarget);
            
            if(pArea != NULL)
            {
                pPart->setWindow(ract->getWindow());
                
                if(pTarget != NULL)
                {
                    pPart->calcViewportDimension(iLeft  ,
                                                 iBottom,
                                                 iRight ,
                                                 iTop   ,
                                                 
                                                 pTarget->getWidth    (),
                                                 pTarget->getHeight   ());
                }
                else
                {
                    pPart->calcViewportDimension(
                        pArea->getLeft  (),
                        pArea->getBottom(),
                        pArea->getRight (),
                        pArea->getTop   (),
                        
                        ract->getWindow()->getWidth (),
                        ract->getWindow()->getHeight());
                }
                
                if(pCam != NULL)
                {
                    Matrix m, t;
                    
                    // set the projection
                    pCam->getProjection          (m, 
                                                  pPart->getViewportWidth (), 
                                                  pPart->getViewportHeight());
                    
                    pCam->getProjectionTranslation(t, 
                                                   pPart->getViewportWidth (), 
                                                   pPart->getViewportHeight());
                    
                    pPart->setupProjection(m, t);
                    
                    pCam->getViewing(m, 
                                     pPart->getViewportWidth (),
                                     pPart->getViewportHeight());
                    
                    
                    pPart->setupViewing(m);
                    
                    pPart->setNear     (pCam->getNear());
                    pPart->setFar      (pCam->getFar ());
                    
                    pPart->calcFrustum();
                }
                
                pPart->setBackground(pBack);
            }

            if(pCalibFilter != NULL && pCalibFilter->getEnabled() == true)
            {
                RenderPartition::SimpleDrawCallback f;

                if(bDoDraw == true)
                {
                    f = boost::bind(&DisplayFilterStage::processCalibActive, 
                                    this, _1);
                }
                else
                {
                    f = boost::bind(&DisplayFilterStage::processCalibInactive, 
                                    this, _1);
                }

                pPart->dropFunctor(f);
            }
            else
            {
                MFForegroundsType::const_iterator fIt = 
                    this->getMFForegrounds()->begin();
                MFForegroundsType::const_iterator fEnd = 
                    this->getMFForegrounds()->end  ();

                for(; fIt != fEnd; ++fIt)
                {
                    pPart->pushToForegrounds(*fIt);
                }

                this->recurseFromThis(ract);
            }
        }
        this->popPartition(ract);
        
        this->pushPartition(ract,
                            (RenderPartition::CopyWindow      |
                             RenderPartition::CopyViewportSize),
                            RenderPartition::SimpleCallback);
        {
            RenderPartition *pPart  = ract->getActivePartition();

            Matrix m, t;
                
            m.setIdentity();
            t.setIdentity();
                
            MatrixOrthogonal( m,
                              0.f, 1.f,
                              0.f, 1.f,
                             -1.f, 1.f);
            
            pPart->setupProjection(m, t);
                
            RenderPartition::SimpleDrawCallback f;
                
            f = boost::bind(&DisplayFilterStage::postProcess, this, _1);
                
            pPart->dropFunctor(f);
        }
        this->popPartition(ract);
    }
    this->endPartitionGroup(ract);

    return Action::Skip;
}