void PCSSShadowMap::drawCombineMap(RenderActionBase *action)
{
Real32 xFactor = 1.0;
Real32 yFactor = 1.0;
if(!_useNPOTTextures)
{
xFactor = Real32(_width) / Real32(_widthHeightPOT);
yFactor = Real32(_height) / Real32(_widthHeightPOT);
}
beginEditCP(_combineSHL, ShaderChunk::ParametersFieldMask);
_combineSHL->setUniformParameter("colorMap", 0);
_combineSHL->setUniformParameter("shadowFactorMap", 1);
_combineSHL->setUniformParameter("xFactor", Real32(xFactor));
_combineSHL->setUniformParameter("yFactor", Real32(yFactor));
_combineSHL->setUniformParameter("hasFactorMap", hasFactorMap());
endEditCP(_combineSHL, ShaderChunk::ParametersFieldMask);
//draw the Scene
// glViewport is called in the render action but we don't use the renderaction here!
GLint pl = _shadowVP->getPixelLeft(), pr = _shadowVP->getPixelRight(),
pb = _shadowVP->getPixelBottom(),
pt = _shadowVP->getPixelTop();
GLint pw = pr - pl + 1, ph = pt - pb + 1;
glViewport(pl, pb, pw, ph);
glScissor(pl, pb, pw, ph);
glEnable(GL_SCISSOR_TEST);
// we can't use the shadowVP camera here could be a TileCameraDecorator!
action->setCamera(getCPtr(_combine_camera));
_pf->draw(action, _shadowVP);
action->setCamera(getCPtr(_shadowVP->getCamera()));
glDisable(GL_SCISSOR_TEST);
}
// redraw the window
void display(void)
{
mgr->getNavigator()->updateCameraTransformation();
mgr->getWindow()->activate();
mgr->getWindow()->frameInit();
raction->setWindow(getCPtr(mgr->getWindow()));
ViewportPtr viewport = mgr->getWindow()->getPort(0);
glClear(GL_ACCUM_BUFFER_BIT);
for (int i=0; i < JITTERSIZE[activeJitter]; i++) {
beginEditCP(cameraDecorator);
cameraDecorator->setOffset(
(JITTER[activeJitter][i].x() - 0.5) * jitterRadius,
(JITTER[activeJitter][i].y() - 0.5) * jitterRadius);
endEditCP(cameraDecorator);
viewport->render(raction);
glAccum(GL_ACCUM, 1.0f / float(JITTERSIZE[activeJitter]));
glAccum(GL_RETURN, float(JITTERSIZE[activeJitter]) / float(i + 1));
}
glAccum(GL_RETURN, 1.0f);
mgr->getWindow()->swap();
mgr->getWindow()->frameExit();
}
static void drop(DrawActionBase *action, const BoxVolume &volume, Color3f col)
#endif
{
VolumeDrawWrapper * vdw = new VolumeDrawWrapper(volume, col);
Material::DrawFunctor func;
func = osgTypedMethodFunctor1ObjPtr(vdw, &VolumeDrawWrapper::draw);
RenderAction *ra = dynamic_cast<RenderAction*>(action);
ra->dropFunctor(func, getCPtr(getDefaultUnlitMaterial()));
}
void testNode(void)
{
#if 0
OSG::SFNodePtr sfNode;
OSG::MFNodePtr mfNode;
OSG::NodePtr pNode = OSG::Node::create();
sfNode.setValue(pNode);
mfNode.push_back(pNode);
/*
fprintf(stderr, "%p %p %p | %d %d\n",
pNode,
sfNode.getValue(),
mfNode[0],
OSG::Node::VolumeFieldId,
OSG::Node::TravMaskFieldId);
*/
OSG::NodePtr pNode1 = OSG::Node::create();
sfNode.setValue(pNode1);
mfNode.resize(2);
mfNode.replace(1, pNode1);
const OSG::Field *pF1 = pNode->getSFVolume();
OSG::Field *pF2 = pNode->editSFVolume();
OSG::GetFieldHandlePtr pRF1 = pNode->getField("volume");
OSG::EditFieldHandlePtr pRF2 = pNode->editField("volume");
fprintf(stderr, "#### Field %p %p | %p %p\n",
pF1,
pF2,
pRF1.get(),
pRF2.get());
// fprintf(stderr, "%p %p %p\n", pNode1, sfNode.getValue(), mfNode[1]);
const OSG::SFNodePtr constSFNode;
// fprintf(stderr, "%p %p\n", pNode1, constSFNode.getValue());
OSG::FieldContainerPtr pNodeClone = deepClone(pNode);
OSG::FieldContainerPtr pFC =
OSG::FieldContainerFactory::the()->createContainer("Billboard");
fprintf(stderr, "### FOO %p\n", getCPtr(pFC));
#endif
}
void State::changeFrom(DrawActionBase *action, State *old)
{
MFStateChunkPtr::iterator it;
const MFStateChunkPtr::iterator itEnd = _mfChunks.end();
Int32 ind = 0;
UInt32 i;
UInt32 cind;
for(it = _mfChunks.begin(), cind = 0; it != itEnd;
++it, ++cind)
{
StateChunkPtr o = old->getChunk(cind);
StateChunkPtr n = *it;
if(n != NullFC && !n->getIgnore())
{
if(o != NullFC && !o->getIgnore())
n->changeFrom(action, getCPtr(o), UInt32(ind));
else
n->activate(action, UInt32(ind));
}
else if(o != NullFC && !o->getIgnore())
{
o->deactivate(action, UInt32(ind));
}
if(++ind >= StateChunkClass::getNumSlots(cind))
ind = 0;
}
if(ind >= StateChunkClass::getNumSlots(cind))
ind = 0;
for(i = cind; i < old->getMFChunks()->size(); ++i)
{
StateChunkPtr o = old->getChunk(i);
if(o != NullFC && !o->getIgnore())
{
o->deactivate(action, UInt32(ind));
}
if(++ind >= StateChunkClass::getNumSlots(i))
{
ind = 0;
}
}
}
static void dumpAspect(OSG::TestFC *pFC, OSG::UInt32 uiAspect)
{
OSG::UInt32 uiCurrAspect= OSG::Thread::getCurrentAspect();
OSG::Thread::setAspectTo(uiAspect);
#ifdef OSG_MT_CPTR_ASPECT
OSG::TestFC *pAFC = OSG::convertToCurrentAspect(pFC);
#else
OSG::TestFC *pAFC = getCPtr(pFC);
#endif
if(pAFC != NULL)
{
pAFC->dump();
}
else
{
fprintf(stderr, "No Aspect Ptr\n");
}
OSG::Thread::setAspectTo(uiCurrAspect);
}
Action::ResultE ProxyGroup::render(Action *action)
{
DrawActionBase *da = dynamic_cast<DrawActionBase *>(action);
if(getEnabled() == false)
return Action::Continue;
if(getState() == NOT_LOADED)
startLoading();
if(getState() == LOAD_THREAD_FINISHED)
{
if(_loadedRoot != NULL)
{
_loadThread = NULL;
setRoot(_loadedRoot);
getRoot()->invalidateVolume();
getRoot()->updateVolume();
setState(LOADED);
da->getActNode()->invalidateVolume();
da->getActNode()->updateVolume ();
}
else
{
SWARNING << "failed to load " << getAbsoluteUrl() << std::endl;
setState(LOAD_ERROR);
}
}
if(getState() == LOADED)
{
da->useNodeList();
if(da->isVisible(getCPtr(getRoot())))
da->addNode(getRoot());
}
else
{
if(da->getActNode()->getNChildren() == 0)
{
Color3f col;
col.setValuesRGB(.5,.3,0);
dropVolume(da, da->getActNode(), col);
}
}
// thread cleanup
if(_loadThread && _loadQueue.empty())
{
printf("join\n");
BaseThread::join(_loadThread);
_loadThread = NULL;
}
return Action::Continue;
}
Action::ResultE DistanceLOD::draw(Action *action)
{
DrawActionBase *da = dynamic_cast<DrawActionBase *>(action);
RenderAction *ra = dynamic_cast<RenderAction *> (action);
action->useNodeList();
UInt32 numLevels = action->getNNodes();
Int32 index = -1;
if (numLevels == 0)
{
// update index field for being externally accessible
if (index != getIndex() && (!ra || !ra->getEffectsPass()))
{
beginEditCP(getPtr(), IndexFieldMask);
setIndex(index);
endEditCP (getPtr(), IndexFieldMask);
}
return Action::Continue;
}
const MFReal32 &range = (*getMFRange());
UInt32 numRanges = range.size();
if (numRanges == 0)
{
index = 0;
}
else
{
Real32 dist = 0;
if (ra != NULL)
{
if (!ra->getEffectsPass())
dist = calcDistance(da, ra->top_matrix());
else
dist = _lastDist;
}
else
dist = calcDistance(da, da->getActNode()->getToWorld());
if (numRanges >= numLevels)
numRanges = numLevels - 1;
if(numRanges == 0)
{
index = 0;
}
else if (dist >= range[numRanges - 1])
{
index = numRanges;
}
else
{
for (index = 0; index < numRanges; ++index)
{
if (dist < range[index])
break;
}
}
}
// update index field for being externally accessible
if (index != getIndex() && (!ra || !ra->getEffectsPass()))
{
beginEditCP(getPtr(), IndexFieldMask);
setIndex(index);
endEditCP (getPtr(), IndexFieldMask);
}
const NodePtr nodePtr = action->getNode(index);
if(da->isVisible(getCPtr(nodePtr)))
{
da->addNode(nodePtr);
}
return Action::Continue;
}
void PCSSShadowMap::createShadowFactorMapFBO(RenderActionBase *action,
UInt32 num)
{
glClearColor(0.0, 0.0, 0.0, 1.0);
//Finde alle aktiven Lichtquellen
Real32 activeLights = 0;
if(_shadowVP->getGlobalShadowIntensity() != 0.0)
{
for(UInt32 i = 0;i < _shadowVP->_lights.size();i++)
{
if(_shadowVP->_lightStates[i] != 0)
activeLights++;
}
}
else
{
for(UInt32 i = 0;i < _shadowVP->_lights.size();i++)
{
if(_shadowVP->_lightStates[i] != 0 &&
_shadowVP->_lights[i].second->getShadowIntensity() != 0.0)
activeLights++;
}
}
Real32 shadowIntensity;
if(_shadowVP->getGlobalShadowIntensity() != 0.0)
shadowIntensity = (_shadowVP->getGlobalShadowIntensity() /
activeLights);
else
shadowIntensity = (_shadowVP->_lights[num].second->getShadowIntensity() /
activeLights);
if(_shadowVP->_lights[num].second->getShadowIntensity() != 0.0 ||
_shadowVP->getGlobalShadowIntensity() != 0.0)
{
Matrix LVM, LPM, CVM;
_shadowVP->_lightCameras[num]->getViewing(LVM,
_shadowVP->getPixelWidth(),
_shadowVP->getPixelHeight());
_shadowVP->_lightCameras[num]->getProjection(LPM,
_shadowVP->getPixelWidth
(),
_shadowVP->getPixelHeight
());
_shadowVP->getCamera()->getViewing(CVM, _shadowVP->getPixelWidth(),
_shadowVP->getPixelHeight());
Matrix iCVM = CVM;
iCVM.invert();
Real32 texFactor;
if(_shadowVP->_lights[num].second->getType() == SpotLight::getClassType() ||
_shadowVP->_lights[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;
if(!_useNPOTTextures)
{
xFactor = Real32(_width) / Real32(_widthHeightPOT);
yFactor = Real32(_height) / Real32(_widthHeightPOT);
}
Real32 lightSize;
if(_shadowVP->_lights[num].second->getType() != DirectionalLight::getClassType
())
lightSize = _shadowVP->getShadowSmoothness() * 10.0;
else
lightSize = _shadowVP->getShadowSmoothness() / 25.0;
beginEditCP(_shadowSHL, ShaderChunk::ParametersFieldMask);
_shadowSHL->setUniformParameter("shadowMap", 0);
_shadowSHL->setUniformParameter("oldFactorMap", 1);
_shadowSHL->setUniformParameter("firstRun", _firstRun);
_shadowSHL->setUniformParameter("intensity", shadowIntensity);
_shadowSHL->setUniformParameter("texFactor", texFactor);
_shadowSHL->setUniformParameter("lightPM", shadowMatrix);
_shadowSHL->setUniformParameter("mapSize",
Real32(_shadowVP->getMapSize()));
_shadowSHL->setUniformParameter("lightSize", Real32(lightSize));
_shadowSHL->setUniformParameter("xFactor", Real32(xFactor));
_shadowSHL->setUniformParameter("yFactor", Real32(yFactor));
endEditCP(_shadowSHL, ShaderChunk::ParametersFieldMask);
beginEditCP(_shadowCmat);
_shadowCmat->clearChunks();
_shadowCmat->addChunk(_shadowSHL);
_shadowCmat->addChunk(_shadowVP->_texChunks[num]);
_shadowCmat->addChunk(_shadowFactorMap);
endEditCP(_shadowCmat);
GLenum *buffers = NULL;
buffers = new GLenum[1];
buffers[0] = GL_COLOR_ATTACHMENT1_EXT;
//Setup FBO
glBindFramebufferEXT(GL_FRAMEBUFFER_EXT, _fb);
glDrawBuffer(*buffers);
//draw the Scene
if(_firstRun)
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
_shadowVP->renderLight(action, getCPtr(_shadowCmat), num);
glBindFramebufferEXT(GL_FRAMEBUFFER_EXT, 0);
delete[] buffers;
_firstRun = 0;
}
}
void PCSSShadowMap::createShadowMapsFBO(RenderActionBase *action)
{
UInt32 oldWidth, oldHeight;
oldWidth = _shadowVP->getPixelWidth();
oldHeight = _shadowVP->getPixelHeight();
//------Setting up Window to fit size of ShadowMap----------------
_shadowVP->setVPSize(0, 0, _shadowVP->getMapSize() - 1,
_shadowVP->getMapSize() - 1);
glColorMask(GL_FALSE, GL_FALSE, GL_FALSE, GL_FALSE);
glShadeModel(GL_FLAT);
glDisable(GL_LIGHTING);
glDepthMask(GL_TRUE);
// disable all lights more speed
std::vector<bool> lightStates;
for(UInt32 i = 0;i < _shadowVP->_lights.size();++i)
{
// store old states.
lightStates.push_back(_shadowVP->_lights[i].second->getOn());
_shadowVP->_lights[i].second->setOn(false);
}
// deactivate exclude nodes:
for(UInt32 i = 0;i < _shadowVP->getMFExcludeNodes()->getSize();++i)
{
NodePtr exnode = _shadowVP->getExcludeNodes(i);
if(exnode != NullFC)
exnode->setTravMask(0);
}
for(UInt32 i = 0;i < _shadowVP->_lights.size();++i)
{
if(_shadowVP->_lightStates[i] != 0)
{
if(_shadowVP->getGlobalShadowIntensity() != 0.0 ||
_shadowVP->_lights[i].second->getShadowIntensity() != 0.0)
{
action->getWindow()->validateGLObject(
_shadowVP->_texChunks[i]->getGLId());
glBindFramebufferEXT(GL_FRAMEBUFFER_EXT, _fb2);
glFramebufferTexture2DEXT(GL_FRAMEBUFFER_EXT, GL_DEPTH_ATTACHMENT_EXT
, GL_TEXTURE_2D,
action->getWindow()->getGLObjectId(
_shadowVP->_texChunks[i]->getGLId()),
0);
glDrawBuffer(GL_NONE);
glReadBuffer(GL_NONE);
glPolygonOffset(_shadowVP->getOffFactor(),
_shadowVP->getOffBias());
glEnable(GL_POLYGON_OFFSET_FILL);
glClearColor(1.0, 1.0, 1.0, 1.0);
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
action->setCamera(getCPtr(_shadowVP->_lightCameras[i]));
_shadowVP->renderLight(action, getCPtr(_unlitMat), i);
glDisable(GL_POLYGON_OFFSET_FILL);
glBindFramebufferEXT(GL_FRAMEBUFFER_EXT, 0);
glClearColor(0.0, 0.0, 0.0, 1.0);
action->setCamera(getCPtr(_shadowVP->getCamera()));
}
}
}
//-------Restoring old states of Window and Viewport----------
// enable all lights.
for(UInt32 i = 0;i < _shadowVP->_lights.size();++i)
{
// restore old states.
_shadowVP->_lights[i].second->setOn(lightStates[i]);
}
// activate exclude nodes:
for(UInt32 i = 0;i < _shadowVP->getMFExcludeNodes()->getSize();++i)
{
NodePtr exnode = _shadowVP->getExcludeNodes(i);
if(exnode != NullFC)
exnode->setTravMask(_shadowVP->_excludeNodeTravMask[i]);
}
_shadowVP->setVPSize(0, 0, oldWidth - 1, oldHeight - 1);
_shadowVP->setVPSize(0, 0, 1, 1);
glColorMask(GL_TRUE, GL_TRUE, GL_TRUE, GL_TRUE);
glShadeModel(GL_SMOOTH);
glEnable(GL_LIGHTING);
}
void PCSSShadowMap::createShadowMaps(RenderActionBase *action)
{
if(_tiledeco == NullFC)
{
_tiledeco = TileCameraDecorator::create();
addRefCP(_tiledeco);
}
//Checking for the smallest Window-Dimension
UInt32 minSize = _shadowVP->getPixelWidth();
if(_shadowVP->getPixelHeight() < minSize)
minSize = _shadowVP->getPixelHeight();
//Checking for biggest PowerOf2 that fits in smallest Window-Dimension
UInt32 _mapRenderSize = osgnextpower2(minSize + 1) / 2;
if(_mapRenderSize == 0)
_mapRenderSize = 128;
Real32 vpTop, vpBottom, vpLeft, vpRight;
//------Setting up Window to fit size of ShadowMap----------------
// Saving original Viewport-Dimensions
vpTop = _shadowVP->getTop();
vpBottom = _shadowVP->getBottom();
vpLeft = _shadowVP->getLeft();
vpRight = _shadowVP->getRight();
glColorMask(GL_FALSE, GL_FALSE, GL_FALSE, GL_FALSE);
glShadeModel(GL_FLAT);
glDisable(GL_LIGHTING);
glDepthMask(GL_TRUE);
// disable all lights more speed
std::vector<bool> lightStates;
for(UInt32 i = 0;i < _shadowVP->_lights.size();++i)
{
// store old states.
lightStates.push_back(_shadowVP->_lights[i].second->getOn());
_shadowVP->_lights[i].second->setOn(false);
}
// deactivate exclude nodes:
for(UInt32 i = 0;i < _shadowVP->getMFExcludeNodes()->getSize();++i)
{
NodePtr exnode = _shadowVP->getExcludeNodes(i);
if(exnode != NullFC)
exnode->setTravMask(0);
}
for(UInt32 i = 0;i < _shadowVP->_lights.size();++i)
{
if(_shadowVP->_lightStates[i] != 0)
{
if(_shadowVP->getGlobalShadowIntensity() != 0.0 ||
_shadowVP->_lights[i].second->getShadowIntensity() != 0.0)
{
if(_mapRenderSize > _shadowVP->getMapSize())
_mapRenderSize = _shadowVP->getMapSize();
_shadowVP->setVPSize(0, 0, _mapRenderSize - 1, _mapRenderSize -
1);
// we use a tiledecorator to create shadow maps with
// a higher resolutions than the viewport or the screen.
beginEditCP(_tiledeco);
_tiledeco->setDecoratee(_shadowVP->_lightCameras[i]);
_tiledeco->setFullSize(_shadowVP->getMapSize(),
_shadowVP->getMapSize());
endEditCP(_tiledeco);
action->setCamera(getCPtr(_tiledeco));
Real32 step = (1.0 / Real32(_shadowVP->getMapSize())) *
Real32(_mapRenderSize);
UInt32 ypos = 0;
for(Real32 y = 0;y < 1.0;y += step)
{
UInt32 xpos = 0;
for(Real32 x = 0;x < 1.0;x += step)
{
beginEditCP(_tiledeco);
_tiledeco->setSize(x, y, x + step, y + step);
endEditCP(_tiledeco);
glClear(GL_DEPTH_BUFFER_BIT);
glPolygonOffset(_shadowVP->getOffFactor(),
_shadowVP->getOffBias());
glEnable(GL_POLYGON_OFFSET_FILL);
_shadowVP->renderLight(action, getCPtr(_unlitMat), i);
action->getWindow()->validateGLObject(
_shadowVP->_texChunks[i]->getGLId());
glDisable(GL_POLYGON_OFFSET_FILL);
//----------Shadow-Texture-Parameters and Indices-------------
glBindTexture(GL_TEXTURE_2D,
action->getWindow()->getGLObjectId(
_shadowVP->_texChunks[i]->getGLId()));
if(glGetError() != GL_NO_ERROR)
SWARNING << "Error on binding Texture!" << endLog;
glCopyTexSubImage2D(GL_TEXTURE_2D, 0, xpos, ypos, 0, 0,
_mapRenderSize, _mapRenderSize);
if(glGetError() != GL_NO_ERROR)
SWARNING << "Error on copying Texture!" << endLog;
glBindTexture(GL_TEXTURE_2D, 0);
if(glGetError() != GL_NO_ERROR)
SWARNING << "Error on releasing Texture!" <<
endLog;
if(glGetError() != GL_NO_ERROR)
SWARNING << "Error while Texture-Creation!" <<
endLog;
xpos += _mapRenderSize;
}
ypos += _mapRenderSize;
}
}
}
}
// enable all lights.
for(UInt32 i = 0;i < _shadowVP->_lights.size();++i)
{
// restore old states.
_shadowVP->_lights[i].second->setOn(lightStates[i]);
}
// activate exclude nodes:
for(UInt32 i = 0;i < _shadowVP->getMFExcludeNodes()->getSize();++i)
{
NodePtr exnode = _shadowVP->getExcludeNodes(i);
if(exnode != NullFC)
exnode->setTravMask(_shadowVP->_excludeNodeTravMask[i]);
}
//-------Restoring old states of Window and Viewport----------
beginEditCP(_shadowVP->getCamera(),
_shadowVP->LeftFieldMask | _shadowVP->RightFieldMask |
_shadowVP->BottomFieldMask | _shadowVP->TopFieldMask);
{
_shadowVP->setSize(vpLeft, vpBottom, vpRight, vpTop);
}
endEditCP(_shadowVP->getCamera(),
_shadowVP->LeftFieldMask | _shadowVP->RightFieldMask |
_shadowVP->BottomFieldMask | _shadowVP->TopFieldMask);
action->setCamera(getCPtr(_shadowVP->getCamera()));
glColorMask(GL_TRUE, GL_TRUE, GL_TRUE, GL_TRUE);
glShadeModel(GL_SMOOTH);
glEnable(GL_LIGHTING);
}
void PCSSShadowMap::createShadowFactorMap(RenderActionBase *action, UInt32 num)
{
glClearColor(0.0, 0.0, 0.0, 1.0);
if(_firstRun)
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
//Finde alle aktiven Lichtquellen
Real32 activeLights = 0;
if(_shadowVP->getGlobalShadowIntensity() != 0.0)
{
for(UInt32 i = 0;i < _shadowVP->_lights.size();i++)
{
if(_shadowVP->_lightStates[i] != 0)
activeLights++;
}
}
else
{
for(UInt32 i = 0;i < _shadowVP->_lights.size();i++)
{
if(_shadowVP->_lightStates[i] != 0 &&
_shadowVP->_lights[i].second->getShadowIntensity() != 0.0)
activeLights++;
}
}
Real32 shadowIntensity;
if(_shadowVP->getGlobalShadowIntensity() != 0.0)
shadowIntensity = (_shadowVP->getGlobalShadowIntensity() /
activeLights);
else
shadowIntensity = (_shadowVP->_lights[num].second->getShadowIntensity() /
activeLights);
if(_shadowVP->_lights[num].second->getShadowIntensity() != 0.0 ||
_shadowVP->getGlobalShadowIntensity() != 0.0)
{
Matrix LVM, LPM, CVM;
_shadowVP->_lightCameras[num]->getViewing(LVM,
_shadowVP->getPixelWidth(),
_shadowVP->getPixelHeight());
_shadowVP->_lightCameras[num]->getProjection(LPM,
_shadowVP->getPixelWidth
(),
_shadowVP->getPixelHeight
());
_shadowVP->getCamera()->getViewing(CVM, _shadowVP->getPixelWidth(),
_shadowVP->getPixelHeight());
Matrix iCVM = CVM;
iCVM.invert();
Matrix iLVM = LVM;
iLVM.invert();
Real32 texFactor;
if(_shadowVP->_lights[num].second->getType() == SpotLight::getClassType() ||
_shadowVP->_lights[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;
if(!_useNPOTTextures)
{
xFactor = Real32(_width) / Real32(_widthHeightPOT);
yFactor = Real32(_height) / Real32(_widthHeightPOT);
}
Real32 lightSize;
if(_shadowVP->_lights[num].second->getType() != DirectionalLight::getClassType
())
lightSize = _shadowVP->getShadowSmoothness() * 10.0;
else
lightSize = _shadowVP->getShadowSmoothness() / 25.0;
beginEditCP(_shadowSHL, ShaderChunk::ParametersFieldMask);
_shadowSHL->setUniformParameter("shadowMap", 0);
_shadowSHL->setUniformParameter("oldFactorMap", 1);
_shadowSHL->setUniformParameter("firstRun", _firstRun);
_shadowSHL->setUniformParameter("intensity", shadowIntensity);
_shadowSHL->setUniformParameter("texFactor", texFactor);
_shadowSHL->setUniformParameter("lightPM", shadowMatrix);
_shadowSHL->setUniformParameter("mapSize",
Real32(_shadowVP->getMapSize()));
_shadowSHL->setUniformParameter("lightSize", Real32(lightSize));
_shadowSHL->setUniformParameter("xFactor", Real32(xFactor));
_shadowSHL->setUniformParameter("yFactor", Real32(yFactor));
endEditCP(_shadowSHL, ShaderChunk::ParametersFieldMask);
beginEditCP(_shadowCmat);
_shadowCmat->clearChunks();
_shadowCmat->addChunk(_shadowSHL);
_shadowCmat->addChunk(_shadowVP->_texChunks[num]);
_shadowCmat->addChunk(_shadowFactorMap);
endEditCP(_shadowCmat);
_shadowVP->renderLight(action, getCPtr(_shadowCmat), num);
action->getWindow()->validateGLObject(_shadowFactorMap->getGLId());
glBindTexture(GL_TEXTURE_2D,
action->getWindow()->getGLObjectId(
_shadowFactorMap->getGLId()));
glCopyTexSubImage2D(GL_TEXTURE_2D, 0, 0, 0, 0, 0,
_shadowVP->getPixelWidth(),
_shadowVP->getPixelHeight());
glBindTexture(GL_TEXTURE_2D, 0);
_firstRun = 0;
}
}
