void RenderAction::popPartition(void)
{
RenderPartition *pCurrPart = _pActivePartition;
_pActivePartition = _sRenderPartitionStack .top();
_iActivePartitionIdx = _sRenderPartitionIdxStack.top();
_bInPartitionGroup = _sRenderPartitionGrpStack.top();
_actNode = _pActivePartition->getNode();
_sRenderPartitionStack .pop();
_sRenderPartitionIdxStack.pop();
_sRenderPartitionGrpStack.pop();
if(_bDrawPartPar == true)
{
if(pCurrPart->getRenderTarget() == NULL &&
_bDefaultPartHandled == false )
{
_pActivePartition->setTaskType(RenderPartition::Setup);
_pWindow->queueTaskFromDrawer(
_vRenderPartitions[_currentBuffer][0]);
_bDefaultPartHandled = true;
}
_pWindow->queueTaskFromDrawer(pCurrPart);
#ifdef OSG_RENPART_DUMP_PAR
fprintf(stderr, "queue %p\n", pCurrPart);
fflush(stderr);
#endif
}
}
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);
}
ActionBase::ResultE DeferredShadingStage::renderEnter(Action *action)
{
RenderAction *ract = dynamic_cast<RenderAction *>(action);
if(ract == NULL)
return Action::Continue;
RenderPartition *parentPart = ract->getActivePartition();
FrameBufferObject *target = this->getRenderTarget ();
if(target == NULL && this->getInheritedTarget() == true)
{
target = parentPart->getRenderTarget();
}
DSStageData *data = ract->getData<DSStageData *>(_iDataSlotId);
if(data == NULL)
{
DSStageDataUnrecPtr newData = createStageData();
data = newData;
setData(newData, _iDataSlotId, ract);
}
updateStageData(data, target, parentPart);
this->beginPartitionGroup(ract);
{
// render the tree below this to gBufferTarget using gBufferShader
scheduleGBufferPass(ract);
// render a quad to this stage's target using shadingShader
scheduleShadingPass(ract);
}
this->endPartitionGroup(ract);
commitChanges();
return Action::Skip;
}
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);
}
void PCSSShadowMapHandler::createColorMapFBO(RenderAction *a,
DrawEnv *pEnv)
{
_pStage->pushPartition(a,
(RenderPartition::CopyWindow |
RenderPartition::CopyViewing |
RenderPartition::CopyProjection |
RenderPartition::CopyFrustum |
RenderPartition::CopyNearFar |
RenderPartition::CopyViewportSize),
RenderPartition::StateSorting);
{
RenderPartition *pPart = a->getActivePartition();
pPart->addPreRenderCallback (&ShadowTreeHandler::setupAmbientModel);
pPart->addPostRenderCallback(&ShadowTreeHandler::endAmbientModel );
pPart->setRenderTarget(_pSceneFBO);
pPart->setDrawBuffer (GL_COLOR_ATTACHMENT0_EXT);
Node *parent = a->getActNode()->getParent();
if(parent != NULL)
{
a->pushMatrix(parent->getToWorld());
}
pPart->setBackground(a->getBackground());
_pStage->recurseFromThis(a);
if(parent != NULL)
{
a->popMatrix();
}
if(_pStage->getBlitZBuffer() == true)
{
pPart->addPostRenderCallback(&ShadowTreeHandler::blitZBufferCB);
}
}
_pStage->popPartition(a);
}
void ShaderShadowMapEngine::handleSpotLightEnter(
SpotLight *spotL, RenderAction *ract, SSMEngineData *data)
{
RenderPartition *parentPart = ract->getActivePartition();
// Real cosSpotCutOff = osgCos(spotL->getSpotCutOff());
Matrix matEyeToWorld (parentPart->getCameraToWorld());
Matrix matWorldToLight;
Matrix matEyeToLight;
calcSpotLightMatrices(matWorldToLight, matEyeToLight,
spotL, matEyeToWorld );
Real32 lightNear;
Real32 lightFar;
calcPointLightRange(spotL, 0.001f,
parentPart->getNear(), parentPart->getFar(),
lightNear, lightFar );
if(getShadowNear() != 0.f)
{
lightNear = getShadowNear();
}
if(getShadowFar() != 0.f)
{
lightFar = getShadowFar();
}
Matrix matLightProj;
Matrix matLightProjTrans;
MatrixPerspective(matLightProj,
spotL->getSpotCutOff(), 1.f,
lightNear, lightFar );
updateShadowTexImage (data);
updateShadowTexBuffers(data);
updateRenderTargets (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 (_spotFPCode );
newShadowFP->addUniformVariable("SSME_matEyeToLight", matEyeToLight);
newShadowFP->addUniformVariable("SSME_matLightProj", matLightProj );
newShadowFP->addUniformVariable("SSME_texShadow", shadowTexUnit);
this->setShadowFragmentProgram(newShadowFP);
shadowFP = newShadowFP;
}
else
{
shadowFP->updateUniformVariable("SSME_matEyeToLight", matEyeToLight);
shadowFP->updateUniformVariable("SSME_matLightProj", matLightProj );
}
commitChanges();
this->pushPartition(ract);
{
RenderPartition *part = ract->getActivePartition( );
Window *win = ract->getWindow ( );
FrameBufferObject *target = data->getRenderTargets (0);
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, matLightProjTrans);
part->setupViewing (matWorldToLight );
part->setNear (parentPart->getNear());
part->setFar (parentPart->getFar ());
part->calcFrustum ( );
part->setBackground (back );
// force material for shadow map generation
part->overrideMaterial(data->getLightPassMaterials(0),
ract->getActNode ( ) );
this->recurseFrom(ract, spotL);
ract->useNodeList(false );
// undo override
part->overrideMaterial(NULL,
ract->getActNode ( ) );
}
this->popPartition(ract);
}
void ShaderShadowMapEngine::handleDirectionalLightEnter(
DirectionalLight *dirL, RenderAction *ract, SSMEngineData *data)
{
RenderPartition *parentPart = ract ->getActivePartition();
FrustumVolume camFrust = parentPart->getFrustum ();
Matrix matEyeToWorld (parentPart->getCameraToWorld());
Matrix matWorldToLight;
Matrix matEyeToLight;
calcDirectionalLightMatrices(matWorldToLight, matEyeToLight,
dirL, matEyeToWorld );
// place light camera outside the scene bounding box:
// - project camera frustum and scene bounding box into a
// coordinate system where the directional light shines
// along the -z axis.
// - compute 2 AABBs that contain the projected frustum and
// scene BB
// - width and height of the ortho projection are determined from
// the frustum AABB, while near and far are determined by the
// scene AABB (offscreen objects cast shadows into the view volume)
Pnt3f camVerts [10];
Pnt3f sceneVerts[10];
const Matrix &matSceneToWorld = ract->topMatrix ();
BoxVolume sceneBB = ract->getActNode()->getVolume();
camFrust.getCorners(camVerts [0], camVerts [1],
camVerts [2], camVerts [3],
camVerts [4], camVerts [5],
camVerts [6], camVerts [7] );
sceneBB .getCorners(sceneVerts[0], sceneVerts[1],
sceneVerts[2], sceneVerts[3],
sceneVerts[4], sceneVerts[5],
sceneVerts[6], sceneVerts[7] );
camVerts [8].setValues(TypeTraits<Real32>::getMax(),
TypeTraits<Real32>::getMax(),
TypeTraits<Real32>::getMax() );
camVerts [9].setValues(TypeTraits<Real32>::getMin(),
TypeTraits<Real32>::getMin(),
TypeTraits<Real32>::getMin() );
sceneVerts[8].setValues(TypeTraits<Real32>::getMax(),
TypeTraits<Real32>::getMax(),
TypeTraits<Real32>::getMax() );
sceneVerts[9].setValues(TypeTraits<Real32>::getMin(),
TypeTraits<Real32>::getMin(),
TypeTraits<Real32>::getMin() );
for(UInt32 i = 0; i < 8; ++i)
{
matWorldToLight.mult(camVerts [i], camVerts [i]);
matSceneToWorld.mult(sceneVerts[i], sceneVerts[i]);
matWorldToLight.mult(sceneVerts[i], sceneVerts[i]);
camVerts [8][0] = osgMin(camVerts [8][0], camVerts [i][0]);
camVerts [9][0] = osgMax(camVerts [9][0], camVerts [i][0]);
camVerts [8][1] = osgMin(camVerts [8][1], camVerts [i][1]);
camVerts [9][1] = osgMax(camVerts [9][1], camVerts [i][1]);
sceneVerts[8][0] = osgMin(sceneVerts[8][0], sceneVerts[i][0]);
sceneVerts[9][0] = osgMax(sceneVerts[9][0], sceneVerts[i][0]);
sceneVerts[8][1] = osgMin(sceneVerts[8][1], sceneVerts[i][1]);
sceneVerts[9][1] = osgMax(sceneVerts[9][1], sceneVerts[i][1]);
sceneVerts[8][2] = osgMin(sceneVerts[8][2], sceneVerts[i][2]);
sceneVerts[9][2] = osgMax(sceneVerts[9][2], sceneVerts[i][2]);
}
// these points are the corners of the ortho shadow view volume
Pnt3f lightMin(osgMax(camVerts[8][0], sceneVerts[8][0]),
osgMax(camVerts[8][1], sceneVerts[8][1]),
-sceneVerts[9][2]);
Pnt3f lightMax(osgMin(camVerts[9][0], sceneVerts[9][0]),
osgMin(camVerts[9][1], sceneVerts[9][1]),
-sceneVerts[8][2]);
// enlarge by 2% in x, y, z direction
lightMin[0] -= (lightMax[0] - lightMin[0]) * 0.01f;
lightMin[1] -= (lightMax[1] - lightMin[1]) * 0.01f;
lightMin[2] -= (lightMax[2] - lightMin[2]) * 0.01f;
lightMax[0] += (lightMax[0] - lightMin[0]) * 0.01f;
lightMax[1] += (lightMax[1] - lightMin[1]) * 0.01f;
lightMax[2] += (lightMax[2] - lightMin[2]) * 0.01f;
Matrix matLightProj;
Matrix matLightProjTrans;
MatrixOrthogonal(matLightProj,
lightMin[0], lightMax[0],
lightMin[1], lightMax[1],
lightMin[2], lightMax[2] );
updateShadowTexImage (data);
updateShadowTexBuffers(data);
updateRenderTargets (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 (_dirFPCode );
newShadowFP->addUniformVariable("SSME_matEyeToLight", matEyeToLight);
newShadowFP->addUniformVariable("SSME_matLightProj", matLightProj );
newShadowFP->addUniformVariable("SSME_texShadow", shadowTexUnit);
this->setShadowFragmentProgram(newShadowFP);
shadowFP = newShadowFP;
}
else
{
shadowFP->updateUniformVariable("SSME_matEyeToLight", matEyeToLight);
shadowFP->updateUniformVariable("SSME_matLightProj", matLightProj );
}
commitChanges();
this->pushPartition(ract);
{
RenderPartition *part = ract->getActivePartition( );
Window *win = ract->getWindow ( );
FrameBufferObject *target = data->getRenderTargets (0);
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, matLightProjTrans);
part->setupViewing (matWorldToLight );
part->setNear (parentPart->getNear());
part->setFar (parentPart->getFar ());
part->calcFrustum ( );
part->setBackground (back );
// force material for shadow map generation
part->overrideMaterial(data->getLightPassMaterials(0),
ract->getActNode ( ) );
this->recurseFrom(ract, dirL);
ract->useNodeList(false );
// undo override
part->overrideMaterial(NULL,
ract->getActNode ( ) );
}
this->popPartition(ract);
}
void ShaderShadowMapEngine::handlePointLightEnter(
PointLight *pointL, RenderAction *ract, SSMEngineData *data)
{
RenderPartition *parentPart = ract->getActivePartition();
Matrix matEyeToWorld(parentPart->getCameraToWorld());
Matrix matLightProj;
Real32 lightNear;
Real32 lightFar;
calcPointLightRange(pointL, 0.001f,
parentPart->getNear(), parentPart->getFar(),
lightNear, lightFar );
MatrixPerspective(matLightProj, Pi / 4.f, 1.f,
lightNear, lightFar );
Matrix matWorldToLight;
Matrix matEyeToLight;
calcPointLightMatrices(matWorldToLight, matEyeToLight,
pointL, matEyeToWorld );
updatePointLightShadowTexImage (data);
updatePointLightShadowTexBuffers(data);
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("SSME_matEyeToLight", matEyeToLight);
newShadowFP->addUniformVariable("SSME_matLightProj", matLightProj );
newShadowFP->addUniformVariable("SSME_texShadow", shadowTexUnit);
this->setShadowFragmentProgram(newShadowFP);
shadowFP = newShadowFP;
}
else
{
shadowFP->updateUniformVariable("SSME_matEyeToLight", matEyeToLight);
shadowFP->updateUniformVariable("SSME_matLightProj", matLightProj );
}
commitChanges();
// schedule rendering of cube faces
for(UInt16 i = 0; i < 6; ++i)
{
Matrix matWorldToLightFace(matWorldToLight);
matWorldToLightFace.multLeft(_matCubeFaceInv[i]);
this->pushPartition(ract);
{
RenderPartition *part = ract->getActivePartition( );
Window *win = ract->getWindow ( );
FrameBufferObject *target = data->getRenderTargets (i);
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, Matrix::identity());
part->setupViewing (matWorldToLightFace );
part->setNear (parentPart->getNear());
part->setFar (parentPart->getFar ());
part->calcFrustum ( );
part->setBackground (back );
// force material for shadow map generation
part->overrideMaterial(data->getLightPassMaterials(0),
ract->getActNode ( ) );
this->recurseFrom(ract, pointL);
ract->useNodeList(false );
// undo override
part->overrideMaterial(NULL,
ract->getActNode ( ) );
}
this->popPartition(ract);
}
}
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;
}
void
DepthPeelingStage::setupRenderScene(RenderAction* a,
Int32 iVPWidth,
Int32 iVPHeight,
bool isInitial,
bool isPing )
{
this->pushPartition(a);
{
RenderPartition *pPart = a->getActivePartition();
FrameBufferObject *pTarget = NULL;
Viewarea *pArea = a->getViewarea ();
Camera *pCam = a->getCamera ();
Background *pBack = NULL;
DepthPeelingStageDataUnrecPtr pData =
a->getData<DepthPeelingStageData *>(_iDataSlotId);
if(!pData)
{
this->initData(a, iVPWidth, iVPHeight);
}
else
{
this->updateData(a, iVPWidth, iVPHeight);
}
pData = a->getData<DepthPeelingStageData *>(_iDataSlotId);
if (isInitial)
{
pTarget = pData->getBlendFBO();
pBack = a->getBackground ();
}
else
{
if (isPing)
pTarget = pData->getPeelPingFBO();
else
pTarget = pData->getPeelPongFBO();
pBack = pData->getBackground();
}
pPart->setRenderTarget(pTarget);
if(pArea != NULL)
{
pPart->setWindow (a->getWindow());
if(pTarget != NULL)
{
pPart->calcViewportDimension(pArea->getLeft (),
pArea->getBottom(),
pArea->getRight (),
pArea->getTop (),
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);
}
pPart->addSetupModeBit(RenderPartition::BackgroundSetup);
pPart->pushState();
if (!isInitial)
{
FrameBufferObject* fbo =
isPing ? pData->getPeelPongFBO() : pData->getPeelPingFBO();
TextureBuffer* texbuf =
static_cast<TextureBuffer *>(fbo->getDepthAttachment());
TextureObjChunk* depthTexChunk = texbuf->getTexture();
pPart->addOverride(depthTexChunk->getClassId() + getDepthTexUnit(),
depthTexChunk );
pPart->addOverride(pData->getSpvIsPeelChunk()->getClassId(),
pData->getSpvIsPeelChunk() );
}
else
{
pPart->addOverride(pData->getSpvIsInitialChunk()->getClassId(),
pData->getSpvIsInitialChunk() );
}
pPart->addOverride(pData->getDepthChunk()->getClassId(),
pData->getDepthChunk() );
this->recurseFromThis(a);
a->useNodeList(false);
pPart->popState();
}
this->popPartition(a);
}
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;
}
void TrapezoidalShadowMapEngine::handleSpotLightEnter(
SpotLight *spotL, RenderAction *ract, TSMEngineData *data)
{
RenderPartition *parentPart = ract->getActivePartition();
Matrixr matEyeToWorld(parentPart->getCameraToWorld());
Matrixr matWorldToLight;
Matrixr matEyeToLight;
Inherited::calcSpotLightMatrices(matWorldToLight, matEyeToLight,
spotL, matEyeToWorld );
Matrixr matLightProj;
Matrixr matLightFull(matWorldToLight);
Real shadowNear = (getShadowNear() != 0.f ?
getShadowNear() :
parentPart->getNear() );
Real shadowFar = (getShadowFar () != 0.f ?
getShadowFar () :
parentPart->getFar() );
Inherited::calcPointLightRange(
spotL, 0.01f,
shadowNear, shadowFar, shadowNear, shadowFar);
MatrixPerspective(matLightProj,
spotL->getSpotCutOff(), 1.f,
shadowNear, shadowFar );
matLightFull.multLeft(matLightProj);
Inherited::updateShadowTexImage (data);
Inherited::updateShadowTexBuffers(data);
Inherited::updateRenderTargets (data);
const FrustumVolume &eyeFrust = parentPart->getFrustum();
FrustumVolume lightFrust;
Matrixr matNT;
lightFrust.setPlanes(matLightFull);
bool matNTValid = calcTrapezoidalTransform(matNT,
matEyeToWorld, matLightFull,
eyeFrust, lightFrust );
if(matNTValid == false)
return;
// Real cosSpotCutOff = osgCos(spotL->getSpotCutOff());
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 (_spotFPCode );
newShadowFP->addUniformVariable("TSME_matEyeToLight", matEyeToLight);
newShadowFP->addUniformVariable("TSME_matLightProj", matLightProj );
newShadowFP->addUniformVariable("TSME_matNT", matNT );
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 );
shadowFP->updateUniformVariable("TSME_matNT", matNT );
}
updateLightPassMaterial(data, 0, matNT);
commitChanges();
this->pushPartition(ract);
{
RenderPartition *part = ract->getActivePartition( );
Window *win = ract->getWindow ( );
FrameBufferObject *target = data->getRenderTargets (0);
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 (matWorldToLight );
part->setNear (parentPart->getNear());
part->setFar (parentPart->getFar ());
part->setFrustum (lightFrust );
part->setBackground (back );
part->overrideMaterial(data->getLightPassMaterials(0),
ract->getActNode ( ) );
this->recurseFrom(ract, spotL);
ract->useNodeList(false );
part->overrideMaterial(NULL,
ract->getActNode ( ) );
}
this->popPartition(ract);
}
void VarianceShadowMapHandler::createShadowFactorMapFBO(
RenderAction *a,
DrawEnv *pEnv,
UInt32 num,
UInt32 uiActiveLightCount)
{
glClearColor(0.0, 0.0, 0.0, 1.0);
//Finde alle aktiven Lichtquellen
Real32 activeLights = 0;
const ShadowStageData::LightStore &vLights =
_pStageData->getLights();
const ShadowStageData::LStateStore &vLightStates =
_pStageData->getLightStates();
const ShadowStageData::CamStore &vLCams =
_pStageData->getLightCameras();
if(_pStage->getGlobalShadowIntensity() != 0.0)
{
for(UInt32 i = 0;i < vLights.size();i++)
{
if(vLightStates[i] != 0)
activeLights++;
}
}
else
{
for(UInt32 i = 0;i < vLights.size();i++)
{
if(vLightStates[i] != 0 &&
vLights [i].second->getShadowIntensity() != 0.0)
{
activeLights++;
}
}
}
Real32 shadowIntensity;
if(_pStage->getGlobalShadowIntensity() != 0.0)
{
shadowIntensity = (_pStage->getGlobalShadowIntensity() /
activeLights);
}
else
{
shadowIntensity =
(vLights[num].second->getShadowIntensity() /
activeLights);
}
if(vLights[num].second->getShadowIntensity() != 0.0 ||
_pStage->getGlobalShadowIntensity() != 0.0)
{
Matrix LVM, LPM, CVM;
vLCams[num]->getViewing(LVM,
pEnv->getPixelWidth(),
pEnv->getPixelHeight());
vLCams[num]->getProjection(LPM,
pEnv->getPixelWidth(),
pEnv->getPixelHeight());
CVM = pEnv->getCameraViewing();
Matrix iCVM = CVM;
iCVM.invert();
Real32 texFactor;
if(vLights[num].second->getType() == SpotLight ::getClassType() ||
vLights[num].second->getType() == PointLight::getClassType())
{
texFactor = Real32(_width) / Real32(_height);
}
else
{
texFactor = 1.0;
}
Matrix shadowMatrix = LPM;
shadowMatrix.mult(LVM);
shadowMatrix.mult(iCVM);
Matrix shadowMatrix2 = LVM;
shadowMatrix2.mult(iCVM);
Real32 xFactor = 1.0;
Real32 yFactor = 1.0;
Pnt3f lPos;
bool isDirLight;
Real32 sceneDiagLength;
if(vLights[num].second->getType() == PointLight::getClassType())
{
PointLight *tmpPoint;
tmpPoint = dynamic_cast<PointLight *>(
vLights[num].second.get());
lPos = tmpPoint->getPosition();
if(tmpPoint->getBeacon() != NULL)
{
Matrix m = tmpPoint->getBeacon()->getToWorld();
m.mult(lPos, lPos);
}
isDirLight = false;
Pnt3f center;
_pStageData->getLightRoot(num)->getVolume().getCenter(center);
Vec3f dir = lPos - center;
Real32 dirLength = dir.length();
Vec3f diff = (_pStageData->getLightRoot(num)->getVolume
().getMax() - center);
Real32 diffLength = diff.length();
sceneDiagLength = dirLength + diffLength;
}
else if(vLights[num].second->getType() == SpotLight::getClassType())
{
SpotLight *tmpSpot;
tmpSpot = dynamic_cast<SpotLight *>(
vLights[num].second.get());
lPos = tmpSpot->getPosition();
if(tmpSpot->getBeacon() != NULL)
{
Matrix m = tmpSpot->getBeacon()->getToWorld();
m.mult(lPos, lPos);
}
isDirLight = false;
Pnt3f center;
_pStageData->getLightRoot(num)->getVolume().getCenter(center);
Vec3f dir = lPos - center;
Real32 dirLength = dir.length();
Vec3f diff = (_pStageData->getLightRoot(num)->getVolume
().getMax() - center);
Real32 diffLength = diff.length();
sceneDiagLength = dirLength + diffLength;
}
else
{
isDirLight = true;
sceneDiagLength = 1.0;
}
Real32 lod;
if(_pStage->getShadowSmoothness() <= 0.1999)
lod = 0.5;
else if(_pStage->getShadowSmoothness() <= 0.3999)
lod = 1.5;
else if(_pStage->getShadowSmoothness() <= 0.5999)
lod = 2.5;
else if(_pStage->getShadowSmoothness() <= 0.7999)
lod = 3.5;
else
lod = 4.5;
if(_vShadowCmat.size() == uiActiveLightCount)
{
_vShadowCmat.push_back(ChunkMaterial::createLocal());
}
OSG_ASSERT( uiActiveLightCount < _vShadowCmat.size());
if(_vShadowSHLVar.size() == uiActiveLightCount)
{
_vShadowSHLVar.push_back(SimpleSHLVariableChunk::createLocal());
#ifndef OSG_NEW_SHADER
_vShadowSHLVar[uiActiveLightCount]->setSHLChunk(_shadowSHL);
#endif
}
OSG_ASSERT(uiActiveLightCount < _vShadowSHLVar.size());
_shadowSHL->addUniformVariable("shadowMap", 0);
_shadowSHL->addUniformVariable("oldFactorMap", 1);
_vShadowSHLVar[uiActiveLightCount]->addUniformVariable(
"firstRun",
(uiActiveLightCount == 0) ? Int32(1) : Int32(0));
_vShadowSHLVar[uiActiveLightCount]->addUniformVariable(
"intensity", shadowIntensity);
_vShadowSHLVar[uiActiveLightCount]->addUniformVariable(
"texFactor", texFactor);
//_shadowSHL->addUniformVariable("shadowBias", 0.0075f);
_vShadowSHLVar[uiActiveLightCount]->addUniformVariable(
"lightPM", shadowMatrix);
_vShadowSHLVar[uiActiveLightCount]->addUniformVariable(
"lightPM2", shadowMatrix2);
//_shadowSHL->addUniformVariable("shadowRange", Real32(shadowRange));
_vShadowSHLVar[uiActiveLightCount]->addUniformVariable(
"xFactor", Real32(xFactor));
_vShadowSHLVar[uiActiveLightCount]->addUniformVariable(
"yFactor", Real32(yFactor));
_vShadowSHLVar[uiActiveLightCount]->addUniformVariable(
"sceneDiagLength", Real32(sceneDiagLength));
_vShadowSHLVar[uiActiveLightCount]->addUniformVariable(
"Lod", Real32(lod));
_vShadowSHLVar[uiActiveLightCount]->addUniformVariable(
"isDirLight", bool(isDirLight));
ShadowStageData::ShadowMapStore &vShadowMaps =
_pStageData->getShadowMaps();
_vShadowCmat[uiActiveLightCount]->clearChunks();
_vShadowCmat[uiActiveLightCount]->addChunk(
_shadowSHL);
_vShadowCmat[uiActiveLightCount]->addChunk(
_vShadowSHLVar[uiActiveLightCount]);
_vShadowCmat[uiActiveLightCount]->addChunk(
vShadowMaps[num].pTexO);
_vShadowCmat[uiActiveLightCount]->addChunk(
vShadowMaps[num].pTexE);
_vShadowCmat[uiActiveLightCount]->addChunk(
_shadowFactorMapO);
_pStage->pushPartition(a,
(RenderPartition::CopyWindow |
RenderPartition::CopyViewing |
RenderPartition::CopyProjection |
RenderPartition::CopyFrustum |
RenderPartition::CopyNearFar |
RenderPartition::CopyViewportSize),
RenderPartition::StateSorting);
{
RenderPartition *pPart = a->getActivePartition();
pPart->addPreRenderCallback (&ShadowTreeHandler::setupAmbientModel);
pPart->addPostRenderCallback(&ShadowTreeHandler::endAmbientModel );
pPart->setRenderTarget(_pSceneFBO);
pPart->setDrawBuffer (GL_COLOR_ATTACHMENT1_EXT);
Node *light = vLights[num].first;
Node *parent = light->getParent();
if(parent != NULL)
{
a->pushMatrix(parent->getToWorld());
}
if(uiActiveLightCount == 0)
{
pPart->setBackground(_pClearBackground);
}
commitChanges();
a->overrideMaterial(_vShadowCmat[uiActiveLightCount],
a->getActNode());
_pStage->recurse(a, light);
a->overrideMaterial( NULL,
a->getActNode());
if(parent != NULL)
{
a->popMatrix();
}
}
_pStage->popPartition(a);
_firstRun = 0;
}
}
void PCSSShadowMapHandler::createShadowFactorMapFBO(
RenderAction *a,
DrawEnv *pEnv,
UInt32 num,
UInt32 uiActiveLightCount)
{
//Finde alle aktiven Lichtquellen
Real32 activeLights = 0;
const ShadowStageData::LightStore &vLights =
_pStageData->getLights();
const ShadowStageData::LStateStore &vLightStates =
_pStageData->getLightStates();
const ShadowStageData::CamStore &vLCams =
_pStageData->getLightCameras();
if(_pStage->getGlobalShadowIntensity() != 0.0)
{
for(UInt32 i = 0;i < vLights.size();i++)
{
if(vLightStates[i] != 0)
activeLights++;
}
}
else
{
for(UInt32 i = 0;i < vLights.size();i++)
{
if(vLightStates[i] != 0 &&
vLights[i].second->getShadowIntensity() != 0.0)
{
activeLights++;
}
}
}
Real32 shadowIntensity;
if(_pStage->getGlobalShadowIntensity() != 0.0)
{
shadowIntensity = (_pStage->getGlobalShadowIntensity() /
activeLights);
}
else
{
shadowIntensity =
(vLights[num].second->getShadowIntensity() /
activeLights);
}
if(vLights[num].second->getShadowIntensity() != 0.0 ||
_pStage->getGlobalShadowIntensity() != 0.0)
{
Matrix LVM, LPM, CVM;
vLCams[num]->getViewing(
LVM,
pEnv->getPixelWidth(),
pEnv->getPixelHeight());
vLCams[num]->getProjection(
LPM,
pEnv->getPixelWidth(),
pEnv->getPixelHeight());
CVM = pEnv->getCameraViewing();
Matrix iCVM = CVM;
iCVM.invert();
Real32 texFactor;
if(vLights[num].second->getType() == SpotLight::getClassType () ||
vLights[num].second->getType() == PointLight::getClassType() )
{
texFactor = Real32(_width) / Real32(_height);
}
else
{
texFactor = 1.0;
}
Matrix shadowMatrix = LPM;
shadowMatrix.mult(LVM);
shadowMatrix.mult(iCVM);
Real32 xFactor = 1.0;
Real32 yFactor = 1.0;
Real32 lightSize;
if(vLights[num].second->getType() != DirectionalLight::getClassType())
{
lightSize = _pStage->getShadowSmoothness() * 10.0;
}
else
{
lightSize = _pStage->getShadowSmoothness() / 25.0;
}
if(_vShadowCmat.size() == uiActiveLightCount)
{
_vShadowCmat.push_back(ChunkMaterial::createLocal());
}
OSG_ASSERT( uiActiveLightCount < _vShadowCmat.size());
if(_vShadowSHLVar.size() == uiActiveLightCount)
{
_vShadowSHLVar.push_back(SimpleSHLVariableChunk::createLocal());
}
_shadowSHL->addUniformVariable("shadowMap", 0);
_shadowSHL->addUniformVariable("oldFactorMap", 1);
_vShadowSHLVar[uiActiveLightCount]->addUniformVariable(
"firstRun", (uiActiveLightCount == 0) ? Int32(1) : Int32(0));
_vShadowSHLVar[uiActiveLightCount]->addUniformVariable(
"intensity", shadowIntensity);
_vShadowSHLVar[uiActiveLightCount]->addUniformVariable(
"texFactor", texFactor);
_vShadowSHLVar[uiActiveLightCount]->addUniformVariable(
"lightPM", shadowMatrix);
_vShadowSHLVar[uiActiveLightCount]->addUniformVariable(
"mapSize",
Real32(_pStage->getMapSize()));
_vShadowSHLVar[uiActiveLightCount]->addUniformVariable(
"lightSize", Real32(lightSize));
_vShadowSHLVar[uiActiveLightCount]->addUniformVariable(
"xFactor", Real32(xFactor));
_vShadowSHLVar[uiActiveLightCount]->addUniformVariable(
"yFactor", Real32(yFactor));
ShadowStageData::ShadowMapStore &vShadowMaps =
_pStageData->getShadowMaps();
_vShadowCmat[uiActiveLightCount]->clearChunks();
_vShadowCmat[uiActiveLightCount]->addChunk(
_shadowSHL);
_vShadowCmat[uiActiveLightCount]->addChunk(
_vShadowSHLVar[uiActiveLightCount]);
_vShadowCmat[uiActiveLightCount]->addChunk(
vShadowMaps[num].pTexO);
_vShadowCmat[uiActiveLightCount]->addChunk(
vShadowMaps[num].pTexE);
_vShadowCmat[uiActiveLightCount]->addChunk(
_shadowFactorMapO);
_pStage->pushPartition(a,
(RenderPartition::CopyWindow |
RenderPartition::CopyViewing |
RenderPartition::CopyProjection |
RenderPartition::CopyFrustum |
RenderPartition::CopyNearFar |
RenderPartition::CopyViewportSize),
RenderPartition::StateSorting);
{
RenderPartition *pPart = a->getActivePartition();
pPart->addPreRenderCallback (&ShadowTreeHandler::setupAmbientModel);
pPart->addPostRenderCallback(&ShadowTreeHandler::endAmbientModel );
pPart->setRenderTarget(_pShadowFactorFBO);
pPart->setDrawBuffer (GL_COLOR_ATTACHMENT1_EXT);
Node *light = vLights[num].first;
Node *parent = light->getParent();
if(parent != NULL)
{
a->pushMatrix(parent->getToWorld());
}
if(uiActiveLightCount == 0)
{
pPart->setBackground(_pClearBackground);
}
commitChanges();
a->overrideMaterial(_vShadowCmat[uiActiveLightCount],
a->getActNode());
_pStage->recurse(a, light);
a->overrideMaterial( NULL,
a->getActNode());
if(parent != NULL)
{
a->popMatrix();
}
}
_pStage->popPartition(a);
_firstRun = 0;
}
}
void VRShadowEngine::doLightPass(Light *pLight,
RenderAction *pAction,
EngineDataPtr pEngineData)
{
this->pushPartition(pAction);
RenderPartition *pPart = pAction ->getActivePartition();
Viewarea *pArea = pAction ->getViewarea ();
Background *pBack = pAction ->getBackground ();
FrameBufferObject *pTarget = pEngineData->getRenderTarget();
if(pTarget == NULL)
{
FrameBufferObjectUnrecPtr pFBO = FrameBufferObject::createLocal();
pFBO->setWidth (this->getWidth ());
pFBO->setHeight(this->getHeight());
pEngineData->setRenderTarget(pFBO);
pTarget = pFBO;
}
TextureObjChunk *pTexChunk = pEngineData->getTexChunk();
TextureBufferUnrecPtr pTexBuffer = pEngineData->getTexBuffer();
if(pTexBuffer == NULL)
{
pTexBuffer = TextureBuffer::createLocal();
pEngineData->setTexBuffer (pTexBuffer);
pTexBuffer->setTexture (pTexChunk );
pTarget ->setDepthAttachment(pTexBuffer);
}
PolygonChunkUnrecPtr pPoly = pEngineData->getPolyChunk();
if(pPoly == NULL)
{
pPoly = PolygonChunk::createLocal();
pPoly->setOffsetBias (this->getOffsetBias ());
pPoly->setOffsetFactor(this->getOffsetFactor());
pPoly->setOffsetFill (true );
pEngineData->setPolyChunk(pPoly);
}
pPart->setRenderTarget(pTarget);
if(pArea != NULL)
{
Camera *pCam = pEngineData->getCamera();
pPart->setWindow (pAction->getWindow());
pPart->calcViewportDimension(0.f, 0.f, 1.f, 1.f,
pTarget->getWidth (),
pTarget->getHeight ());
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);
}
Node *pActNode = pAction->getActNode();
pAction->overrideMaterial(_pLightPassMat, pActNode);
pAction->pushState();
UInt32 uiPolySlot = pPoly->getClassId();
pAction->addOverride (uiPolySlot, pPoly);
// lightRenderEnter(pLight, pAction);
pAction->useNodeList(false);
this->recurseFrom(pAction, pLight);
pAction->popState();
pAction->overrideMaterial(NULL, pActNode);
this->popPartition(pAction);
}
OCRenderTreeNode *
OcclusionCullingTreeBuilder::createNode(RenderActionBase *pAction,
RenderPartitionBase *pPart,
DrawFunctor &drawFunc,
State *pState,
StateOverride *pStateOverride)
{
RenderPartition *pRPart = dynamic_cast<RenderPartition *>(pPart);
OCRenderTreeNode *pNode = _pNodePool->create<OCRenderTreeNode>(_uiNodePoolIdx);
Node *actNode = _ract->getActNode();
const BoxVolume &objVol = actNode->getVolume();
#ifndef OSG_ENABLE_DOUBLE_MATRIX_STACK
Pnt3f objPos(TypeTraits<Real32>::getMax(),
TypeTraits<Real32>::getMax(),
TypeTraits<Real32>::getMax() );
Pnt3f volVert[8];
#else
Pnt3d objPos(TypeTraits<Real64>::getMax(),
TypeTraits<Real64>::getMax(),
TypeTraits<Real64>::getMax() );
Pnt3f volVert[8];
#endif
Pnt3f volMin;
Pnt3f volMax;
objVol.getBounds(volMin, volMax);
volVert[0].setValues(volMin[0], volMin[1], volMin[2]);
volVert[1].setValues(volMax[0], volMin[1], volMin[2]);
volVert[2].setValues(volMin[0], volMax[1], volMin[2]);
volVert[3].setValues(volMin[0], volMin[1], volMax[2]);
volVert[4].setValues(volMax[0], volMax[1], volMin[2]);
volVert[5].setValues(volMax[0], volMin[1], volMax[2]);
volVert[6].setValues(volMin[0], volMax[1], volMax[2]);
volVert[7].setValues(volMax[0], volMax[1], volMax[2]);
for(UInt32 i = 0; i < 8; ++i)
{
pRPart->getModelViewMatrix().mult(volVert[i], volVert[i]);
if(volVert[i][2] < objPos[2])
objPos = volVert[i];
}
pNode->setScalar( (-objPos[2] - pRPart->getNear()) /
(pRPart->getFar() - pRPart->getNear()) );
pNode->setFunctor (drawFunc );
pNode->setState (pState );
pNode->setStateOverride(pStateOverride );
pNode->setLightState (pRPart->getLightState());
pNode->setNode (_ract->getActNode() );
pNode->setVolume (objVol );
#ifndef OSG_ENABLE_DOUBLE_MATRIX_STACK
pNode->setMatrixStore (pRPart->getMatrixStackTop());
#else
Matrix4f tmpMat;
tmpMat.convertFrom(pRPart->getModelViewMatrix());
MatrixStore tmpMS (pRPart->getMatrixStackTop().first, tmpMat);
pNode->setMatrixStore(tmpMS);
#endif
return pNode;
}
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;
}
ActionBase::ResultE CubeMapGenerator::renderEnter(Action *action)
{
static Matrix transforms[] =
{
Matrix( 1, 0, 0, 0,
0, -1, 0, 0,
0, 0, -1, 0,
0, 0, 0, 1),
Matrix(-1, 0, 0, 0,
0, -1, 0, 0,
0, 0, 1, 0,
0, 0, 0, 1),
Matrix( 1, 0, 0, 0,
0, 0, -1, 0,
0, 1, 0, 0,
0, 0, 0, 1),
Matrix( 1, 0, 0, 0,
0, 0, 1, 0,
0, -1, 0, 0,
0, 0, 0, 1),
Matrix( 0, 0, -1, 0,
0, -1, 0, 0,
-1, 0, 0, 0,
0, 0, 0, 1),
Matrix( 0, 0, 1, 0,
0, -1, 0, 0,
1, 0, 0, 0,
0, 0, 0, 1)
};
RenderAction *a = dynamic_cast<RenderAction *>(action);
Action::ResultE returnValue = Action::Continue;
Background *pBack = a->getBackground();
Viewport *pPort = a->getViewport();
Node *pActNode = a->getActNode();
CubeMapGeneratorStageData *pData =
a->getData<CubeMapGeneratorStageData *>(_iDataSlotId);
if(pData == NULL)
{
pData = this->initData(a);
}
TraversalValidator::ValidationStatus eStatus = this->validateOnEnter(a);
if(eStatus == TraversalValidator::Run)
{
this->beginPartitionGroup(a);
{
FrameBufferObject *pTarget = this->getRenderTarget();
if(pTarget == NULL)
{
pTarget = pData->getRenderTarget();
}
Pnt3f oOrigin;
if(this->getOriginMode() == CubeMapGenerator::UseStoredValue)
{
oOrigin = this->getOrigin();
}
else if(this->getOriginMode() == CubeMapGenerator::UseBeacon)
{
fprintf(stderr, "CubemapGen::UseBeacon NYI\n");
}
else if(this->getOriginMode() ==
CubeMapGenerator::UseCurrentVolumeCenter)
{
BoxVolume oWorldVol;
commitChanges();
pActNode->updateVolume();
pActNode->getWorldVolume(oWorldVol);
oWorldVol.getCenter(oOrigin);
}
else if(this->getOriginMode() ==
CubeMapGenerator::UseParentsVolumeCenter)
{
fprintf(stderr, "CubemapGen::UseParentsCenter NYI\n");
}
Camera *pCam = pData->getCamera();
pActNode->setTravMask(0);
for(UInt32 i = 0; i < 6; ++i)
{
this->pushPartition(a);
{
RenderPartition *pPart = a->getActivePartition();
pPart->setVolumeDrawing(false);
pPart->setRenderTarget(pTarget );
pPart->setWindow (a->getWindow());
pPart->calcViewportDimension(0,
0,
1,
1,
this->getWidth (),
this->getHeight());
Matrix m, t;
// set the projection
pCam->getProjection (m,
pPart->getViewportWidth (),
pPart->getViewportHeight());
pCam->getProjectionTranslation(t,
pPart->getViewportWidth (),
pPart->getViewportHeight());
pPart->setupProjection(m, t);
m = transforms[i];
m[3][0] = oOrigin[0];
m[3][1] = oOrigin[1];
m[3][2] = oOrigin[2];
m.invert();
pPart->setupViewing(m);
pPart->setNear (pCam->getNear());
pPart->setFar (pCam->getFar ());
pPart->calcFrustum();
if(this->getBackground() == NULL)
{
pPart->setBackground(pBack);
}
else
{
pPart->setBackground(this->getBackground());
}
if(this->getRoot() != NULL)
{
this->recurse(a, this->getRoot());
}
else
{
this->recurse(a, pPort->getRoot());
}
pPart->setDrawBuffer(GL_COLOR_ATTACHMENT0_EXT + i);
#ifdef OSG_DEBUGX
std::string szMessage("CubeX\n");
pPart->setDebugString(szMessage );
#endif
}
this->popPartition(a);
}
pActNode->setTravMask(~0);
}
this->endPartitionGroup(a);
}
OSG_ASSERT(pActNode == a->getActNode());
returnValue = Inherited::renderEnter(action);
action->useNodeList(false);
return returnValue;
}
ActionBase::ResultE TestMultiPartitionStage::renderEnter(Action *action)
{
#ifdef OSG_DUMP_TRAVERSAL
FDEBUG_GV(("Enter TestMultiPartStage %p\n", &(*pCore)));
#endif
RenderAction *a = dynamic_cast<RenderAction *>(action);
#ifdef OSG_DEBUGX
if(this != NULL && this->getMessage().size() != 0)
{
fprintf(stderr, "StartEnter MPTS %s\n",
this->getMessage().c_str());
}
#endif
TraversalValidator::ValidationStatus eStatus = this->validateOnEnter(a);
if(eStatus == TraversalValidator::Run)
{
if(this->getUseGroup() == true)
{
this->beginPartitionGroup(a);
}
else
{
this->beginPartitions(a);
}
for(Int32 i = 0; i < this->getNumPartitions(); ++i)
{
this->pushPartition(a);
{
#ifdef OSG_DEBUG
RenderPartition *pPart = a->getActivePartition();
if(this != NULL && this->getMessage().size() != 0)
{
char szNum[16];
std::string szMessage = this->getMessage();
sprintf(szNum, "%d", i);
szMessage += " | Partition ";
szMessage += szNum;
pPart->setDebugString(szMessage);
}
#endif
this->recurseFromThis(a);
}
this->popPartition(a);
}
if(this->getUseGroup() == true)
{
this->endPartitionGroup(a);
}
else
{
this->endPartitions(a);
}
}
#ifdef OSG_DEBUGX
if(this != NULL && this->getMessage().size() != 0)
{
fprintf(stderr, "FinishedEnter MPTS %s\n",
this->getMessage().c_str());
}
#endif
return ActionBase::Continue;
}
Action::ResultE Stage::renderEnter(Action *action)
{
RenderAction *a = dynamic_cast<RenderAction *>(action);
if(a == NULL)
return Action::Continue;
RenderPartition *pParentPart = a->getActivePartition();
FrameBufferObject *pTarget = this->getRenderTarget();
if(pTarget == NULL && this->getInheritedTarget() == true)
{
pTarget = pParentPart->getRenderTarget();
}
this->pushPartition(a);
RenderPartition *pPart = a->getActivePartition();
Viewarea *pArea = a->getViewarea();
Camera *pCam = a->getCamera ();
Background *pBack = a->getBackground();
pPart->setRenderTarget(pTarget);
if(pArea != NULL)
{
pPart->setWindow (a->getWindow());
if(pTarget != NULL)
{
pPart->calcViewportDimension(pArea->getLeft (),
pArea->getBottom(),
pArea->getRight (),
pArea->getTop (),
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);
return Action::Continue;
}
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);
}
void PCSSShadowMapHandler::createShadowMapsFBO(RenderAction *a,
DrawEnv *pEnv)
{
// disable all lights more speed
std::vector<bool> vLocalLightStates;
const ShadowStageData::LightStore &vLights =
_pStageData->getLights();
const ShadowStageData::LStateStore &vLightStates =
_pStageData->getLightStates();
const ShadowStageData::CamStore &vLCams =
_pStageData->getLightCameras();
const ShadowStageData::TravMaskStore &vExclTravMask =
_pStageData->getExcludeNodeTravMask();
for(UInt32 i = 0;i < vLights.size();++i)
{
// store old states.
vLocalLightStates.push_back(vLights[i].second->getOn());
vLights[i].second->setOn(false);
}
// deactivate exclude nodes:
for(UInt32 i = 0;i < _pStage->getMFExcludeNodes()->size();++i)
{
Node *exnode = _pStage->getExcludeNodes(i);
if(exnode != NULL)
exnode->setTravMask(0);
}
ShadowStageData::ShadowMapStore &vShadowMaps = _pStageData->getShadowMaps();
for(UInt32 i = 0;i < vLights.size();++i)
{
if(vLightStates[i] != 0)
{
if(_pStage->getGlobalShadowIntensity() != 0.0 ||
vLights[i].second->getShadowIntensity() != 0.0)
{
_pStage->pushPartition(a);
{
RenderPartition *pPart = a->getActivePartition();
pPart->addPreRenderCallback(
&ShadowTreeHandler::setupAmbientModelAndMasks);
pPart->addPostRenderCallback(
&ShadowTreeHandler::endAmbientModelAndMasks);
pPart->setRenderTarget(vShadowMaps[i].pFBO);
pPart->setWindow (a->getWindow());
pPart->calcViewportDimension(0.f,
0.f,
_pStage->getMapSize()-1,
_pStage->getMapSize()-1,
_pStage->getMapSize(),
_pStage->getMapSize() );
Matrix m, t;
// set the projection
vLCams[i]->getProjection(
m,
pPart->getViewportWidth (),
pPart->getViewportHeight());
vLCams[i]->getProjectionTranslation(
t,
pPart->getViewportWidth (),
pPart->getViewportHeight());
pPart->setupProjection(m, t);
vLCams[i]->getViewing(
m,
pPart->getViewportWidth (),
pPart->getViewportHeight());
pPart->setupViewing(m);
pPart->setNear (vLCams[i]->getNear());
pPart->setFar (vLCams[i]->getFar ());
pPart->calcFrustum();
pPart->setBackground(_pClearSMapBack);
Node *light = vLights[i].first;
Node *parent = light->getParent();
if(parent != NULL)
{
a->pushMatrix(parent->getToWorld());
}
a->overrideMaterial(_unlitMat, a->getActNode());
_pStage->recurse(a, light);
a->overrideMaterial( NULL, a->getActNode());
if(parent != NULL)
{
a->popMatrix();
}
}
_pStage->popPartition(a);
}
}
}
//-------Restoring old states of Window and Viewport----------
// enable all lights.
for(UInt32 i = 0;i < vLights.size();++i)
{
// restore old states.
vLights[i].second->setOn(vLocalLightStates[i]);
}
// activate exclude nodes:
for(UInt32 i = 0;i < _pStage->getMFExcludeNodes()->size();++i)
{
Node *exnode = _pStage->getExcludeNodes(i);
if(exnode != NULL)
{
exnode->setTravMask(vExclTravMask[i]);
}
}
}
void DeferredShadingStage::scheduleGBufferPass(RenderAction *ract)
{
#if 0
RenderPartition *parentPart = ract->getActivePartition();
#endif
DSStageData *data = ract->getData<DSStageData *>(_iDataSlotId);
ShaderProgramChunk *shader = this->getGBufferProgram();
#if 0
UInt32 bufferCount = osgMin(getMFPixelFormats()->size(),
getMFPixelTypes ()->size() );
#endif
// create shadow maps
MFLightsType::const_iterator lIt = _mfLights.begin();
MFLightsType::const_iterator lEnd = _mfLights.end ();
for(UInt32 i = 0; lIt != lEnd; ++lIt, ++i)
{
(*lIt)->callLightEngineEnter(ract);
ShaderProgramChunk *spc = data->getShadingProgramChunks(1+i);
State *state = data->getShadingStates (1+i);
ShaderShadowMapEngine *sme = dynamic_cast<ShaderShadowMapEngine *>(
(*lIt)->getLightEngine());
if(sme != NULL)
{
// ShaderProgram *shadowVP = sme->getShadowVertexProgram ();
ShaderProgram *shadowFP = sme->getShadowFragmentProgram();
// if(shadowVP != NULL &&
// spc->getMFVertexShader()->findIndex(shadowVP) == -1 )
// {
// spc->addShader(shadowVP);
// }
if(shadowFP != NULL &&
spc->getMFFragmentShader()->findIndex(shadowFP) == -1 )
{
spc->addShader(shadowFP);
}
Int32 shadowTexUnit = sme->getForceTextureUnit() > 0 ?
sme->getForceTextureUnit() : 7;
if(sme->getEnabled() == true)
{
state->addChunk(sme->getShadowTexChunk(),
shadowTexUnit );
}
else
{
state->subChunk(TextureObjChunk::getStaticClassId(),
shadowTexUnit );
}
}
}
this->pushPartition(ract);
{
RenderPartition *part = ract->getActivePartition();
#ifdef OSG_DEBUG
part->setDebugString("DeferredShadingStage::GBufferPartition");
#endif
setupGBufferPartition(part, ract, data);
if(shader != NULL)
{
part->pushState ( );
part->addOverride(shader->getClassId(), shader);
}
this->recurseFromThis(ract);
if(shader != NULL)
part->popState();
}
this->popPartition(ract);
// create shadow maps
lIt = _mfLights.begin();
lEnd = _mfLights.end ();
for(; lIt != lEnd; ++lIt)
{
(*lIt)->callLightEngineLeave(ract);
}
}
void VarianceShadowMapHandler::createShadowMapsFBO(RenderAction *a,
DrawEnv *pEnv)
{
UInt32 mSize = _pStage->getMapSize();
if(mSize > 2048)
mSize = 2048;
//------Setting up Window to fit size of ShadowMap----------------
// disable all lights more speed
std::vector<bool> vLocalLightStates;
const ShadowStageData::LightStore &vLights =
_pStageData->getLights();
const ShadowStageData::LStateStore &vLightStates =
_pStageData->getLightStates();
const ShadowStageData::CamStore &vLCams =
_pStageData->getLightCameras();
const ShadowStageData::StatusStore &vExclActive =
_pStageData->getExcludeNodeActive();
for(UInt32 i = 0;i < vLights.size();++i)
{
// store old states.
vLocalLightStates.push_back(vLights[i].second->getOn());
vLights[i].second->setOn(false);
}
// activate exclude nodes:
for(UInt32 i = 0;i < _pStage->getMFExcludeNodes()->size();++i)
{
Node *exnode = _pStage->getExcludeNodes(i);
if(exnode != NULL)
{
if(vExclActive[i])
{
exnode->setTravMask(0);
}
}
}
UInt32 uiActiveLightCount = 0;
ShadowStageData::ShadowMapStore &vShadowMaps = _pStageData->getShadowMaps();
for(UInt32 i = 0;i < vLights.size();++i)
{
if(vLightStates[i] != 0)
{
if(_pStage->getGlobalShadowIntensity() != 0.0 ||
vLights[i].second->getShadowIntensity() != 0.0)
{
GLenum *buffers = NULL;
buffers = new GLenum[1];
buffers[0] = GL_COLOR_ATTACHMENT0_EXT;
Pnt3f lPos;
bool isDirLight;
Real32 sceneDiagLength;
if(vLights[i].second->getType() == PointLight::getClassType())
{
PointLight *tmpPoint;
tmpPoint =
dynamic_cast<PointLight *>(vLights[i].second.get());
lPos = tmpPoint->getPosition();
if(tmpPoint->getBeacon() != NULL)
{
Matrix m = tmpPoint->getBeacon()->getToWorld();
m.mult(lPos, lPos);
}
isDirLight = false;
Pnt3f center;
_pStageData->getLightRoot(i)->getVolume().getCenter(center);
Vec3f dir = lPos - center;
Real32 dirLength = dir.length();
Vec3f diff =
(_pStageData->getLightRoot(i)->getVolume().getMax() -
center);
Real32 diffLength = diff.length();
sceneDiagLength = dirLength + diffLength;
}
else if(vLights[i].second->getType() ==
SpotLight::getClassType())
{
SpotLight *tmpSpot;
tmpSpot =
dynamic_cast<SpotLight *>(vLights[i].second.get());
lPos = tmpSpot->getPosition();
if(tmpSpot->getBeacon() != NULL)
{
Matrix m = tmpSpot->getBeacon()->getToWorld();
m.mult(lPos, lPos);
}
isDirLight = false;
Pnt3f center;
_pStageData->getLightRoot(i)->getVolume().getCenter(center);
Vec3f dir = lPos - center;
Real32 dirLength = dir.length();
Vec3f diff =
(_pStageData->getLightRoot(i)->getVolume().getMax() -
center);
Real32 diffLength = diff.length();
sceneDiagLength = dirLength + diffLength;
}
else
{
isDirLight = true;
sceneDiagLength = 1.0;
}
if(_vDepthCmat.size() == uiActiveLightCount)
{
_vDepthCmat.push_back(ChunkMaterial::createLocal());
}
OSG_ASSERT(uiActiveLightCount < _vDepthCmat.size());
if(_vDepthSHLVar.size() == uiActiveLightCount)
{
_vDepthSHLVar.push_back(
SimpleSHLVariableChunk::createLocal());
#ifndef OSG_NEW_SHADER
_vDepthSHLVar[uiActiveLightCount]->setSHLChunk(_depthSHL);
#endif
}
OSG_ASSERT(uiActiveLightCount < _vDepthSHLVar.size());
_vDepthSHLVar[uiActiveLightCount]->addUniformVariable(
"sceneDiagLength",
Real32(sceneDiagLength));
_vDepthSHLVar[uiActiveLightCount]->addUniformVariable(
"isDirLight", bool(isDirLight));
_vDepthCmat[uiActiveLightCount]->clearChunks();
_vDepthCmat[uiActiveLightCount]->addChunk(_depthSHL);
_vDepthCmat[uiActiveLightCount]->addChunk(
_vDepthSHLVar[uiActiveLightCount]);
commitChanges();
_pStage->pushPartition(a);
{
RenderPartition *pPart = a->getActivePartition();
pPart->addPreRenderCallback(
&ShadowTreeHandler::setupAmbientModel);
pPart->addPostRenderCallback(
&ShadowTreeHandler::endAmbientModel);
pPart->setRenderTarget(vShadowMaps[i].pFBO);
pPart->setDrawBuffer (*buffers );
pPart->setWindow (a->getWindow());
pPart->calcViewportDimension(0.f,
0.f,
mSize - 1,
mSize - 1,
mSize,
mSize);
RenderFunctor f =
boost::bind(&VarianceShadowMapHandler::genMipMapCB,
this,
_1,
i);
pPart->addPreRenderCallback(f);
Matrix m, t;
// set the projection
vLCams[i]->getProjection(
m,
pPart->getViewportWidth (),
pPart->getViewportHeight());
vLCams[i]->getProjectionTranslation(
t,
pPart->getViewportWidth (),
pPart->getViewportHeight());
pPart->setupProjection(m, t);
vLCams[i]->getViewing(
m,
pPart->getViewportWidth (),
pPart->getViewportHeight());
pPart->setupViewing(m);
pPart->setNear (vLCams[i]->getNear());
pPart->setFar (vLCams[i]->getFar ());
pPart->calcFrustum();
pPart->setBackground(_pClearSMapBack);
Node *light = vLights[i].first;
Node *parent = light->getParent();
if(parent != NULL)
{
a->pushMatrix(parent->getToWorld());
}
a->overrideMaterial(_vDepthCmat[uiActiveLightCount],
a->getActNode());
_pStage->recurse(a, light);
a->overrideMaterial( NULL,
a->getActNode());
if(parent != NULL)
{
a->popMatrix();
}
}
_pStage->popPartition(a);
++uiActiveLightCount;
}
}
}
//-------Restoring old states of Window and Viewport----------
// enable all lights.
for(UInt32 i = 0;i < vLights.size();++i)
{
// restore old states.
vLights[i].second->setOn(vLocalLightStates[i]);
}
// activate exclude nodes:
for(UInt32 i = 0;i < _pStage->getMFExcludeNodes()->size();++i)
{
Node *exnode = _pStage->getExcludeNodes(i);
if(exnode != NULL)
{
if(vExclActive[i])
{
exnode->setTravMask(TypeTraits<UInt32>::BitsSet);
}
}
}
}
ActionBase::ResultE GroupingStage::renderEnter(Action *action)
{
RenderAction *a = dynamic_cast<RenderAction *>(action);
if(a == NULL)
return ActionBase::Continue;
#if 0
RenderPartition *pParentPart = a ->getActivePartition();
FrameBufferObject *pTarget = pParentPart->getRenderTarget();
#endif
this->pushPartition(a, RenderPartition::CopyAll);
RenderPartition *pPart = a->getActivePartition();
Inherited::addCallbacks(pPart);
#if 0
RenderPartition *pParentPart = a ->getActivePartition();
FrameBufferObject *pTarget = this->getRenderTarget();
Background *pBack = this->getBackground();
Viewport *pPort = a->getViewport();
Window *pWin = a->getWindow ();
if(pTarget == NULL && this->getInheritedTarget() == true)
{
pTarget = pParentPart->getRenderTarget();
}
RenderPartition *pPart = a->getActivePartition();
Camera *pCam = this->getCamera();
pPart->setRenderTarget(pTarget);
// pPart->setViewport(pPort);
pPart->setWindow (pWin );
if(pTarget != NULL)
{
pPart->calcViewportDimension(this->getLeft (),
this->getBottom(),
this->getRight (),
this->getTop (),
pTarget->getWidth (),
pTarget->getHeight ());
}
else if(pWin != NULL)
{
pPart->calcViewportDimension(this->getLeft (),
this->getBottom(),
this->getRight (),
this->getTop (),
pWin->getWidth (),
pWin->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 ( );
}
this->fillPreRenderStore(vCallbackStore);
GroupingStage::RenderFunctorStore::const_iterator cbIt =
vCallbackStore.begin();
GroupingStage::RenderFunctorStore::const_iterator cbEnd =
vCallbackStore.end ();
while(cbIt != cbEnd)
{
pPart->addPreRenderCallback(*cbIt);
++cbIt;
}
vCallbackStore.clear();
this->fillPostRenderStore(vCallbackStore);
cbIt = vCallbackStore.begin();
cbEnd = vCallbackStore.end ();
while(cbIt != cbEnd)
{
pPart->addPostRenderCallback(*cbIt);
++cbIt;
}
pPart->setBackground(pBack);
#endif
return ActionBase::Continue;
}