void RenderPartition::pushState(void)
{
StateOverride *pNewState = _pStatePool->create();
pNewState->fillFrom(_sStateOverrides.top());
_sStateOverrides.push(pNewState);
// fprintf(stderr, "push so size %d\n", _sStateOverrides.size());
}
void HDRStage::postProcess(DrawEnv *pEnv)
{
Window *win = pEnv->getWindow();
if(win->hasExtension(_uiFramebuffer_object_extension) == false)
{
FNOTICE(("Framebuffer objects not supported on Window %p!\n", win));
return;
}
GLDrawBuffersEXTProcT glDrawBuffersEXTProc =
reinterpret_cast<GLDrawBuffersEXTProcT>(
win->getFunction(_uiFuncDrawBuffers));
glColor3f(1.f, 1.f, 1.f);
glMatrixMode(GL_MODELVIEW);
glPushMatrix();
glLoadIdentity();
HDRStageData *pData = pEnv->getData<HDRStageData *>(_iDataSlotId);
if(pData == NULL)
{
return;
}
if((pData->getWidth () != pEnv->getPixelWidth() ) ||
(pData->getHeight() != pEnv->getPixelHeight()) )
{
resizeStageData(pData,
pEnv->getPixelWidth(),
pEnv->getPixelHeight());
}
// Shrink to w/2 h/2
FrameBufferObject *pShrinkTarget = pData->getShrinkRenderTarget();
ChunkMaterial *pSHM = pData->getShrinkMaterial();
pShrinkTarget->activate(pEnv);
glViewport(0,
0,
pEnv->getPixelWidth () / 2,
pEnv->getPixelHeight() / 2);
State *pShrinkState = pSHM->getState();
pEnv->activateState(pShrinkState, NULL);
glBegin(GL_QUADS);
{
glTexCoord2f(0.00, 0.00);
glVertex2f (0.00, 0.00);
glTexCoord2f(1.00, 0.00);
glVertex2f (1.00, 0.00);
glTexCoord2f(1.00, 1.00);
glVertex2f (1.00, 1.00);
glTexCoord2f(0.00, 1.00);
glVertex2f (0.00, 1.00);
}
glEnd();
pShrinkTarget->deactivate(pEnv);
// Shrink to w/4 h/4
FrameBufferObject *pBlurTarget = pData->getBlurRenderTarget();
pBlurTarget->editMFDrawBuffers()->clear();
pBlurTarget->editMFDrawBuffers()->push_back(GL_COLOR_ATTACHMENT0_EXT);
pBlurTarget->activate(pEnv);
glViewport(0,
0,
pEnv->getPixelWidth () / 4,
pEnv->getPixelHeight() / 4);
ChunkMaterial *pBLM = pData->getBlurMaterial();
State *pBlurState = pBLM->getState();
pEnv->activateState(pBlurState, NULL);
glBegin(GL_QUADS);
{
glTexCoord2f(0.00, 0.00);
glVertex2f (0.00, 0.00);
glTexCoord2f(1.00, 0.00);
glVertex2f (1.00, 0.00);
glTexCoord2f(1.00, 1.00);
glVertex2f (1.00, 1.00);
glTexCoord2f(0.00, 1.00);
glVertex2f (0.00, 1.00);
}
glEnd();
// HBlur
StateOverride oOverride;
GLenum aDrawBuffers[] = { GL_COLOR_ATTACHMENT1_EXT };
oOverride.addOverride(pData->getHBlurShader()->getClassId(),
pData->getHBlurShader());
pEnv->activateState(pBlurState, &oOverride);
glDrawBuffersEXTProc(1, aDrawBuffers);
glBegin(GL_QUADS);
{
glTexCoord2f(0.00, 0.00);
glVertex2f (0.00, 0.00);
glTexCoord2f(1.00, 0.00);
glVertex2f (1.00, 0.00);
glTexCoord2f(1.00, 1.00);
glVertex2f (1.00, 1.00);
glTexCoord2f(0.00, 1.00);
glVertex2f (0.00, 1.00);
}
glEnd();
// VBlur
StateOverride oOverride1;
oOverride1.addOverride(pData->getVBlurShader()->getClassId(),
pData->getVBlurShader());
pEnv->activateState(pBlurState, &oOverride1);
aDrawBuffers[0] = GL_COLOR_ATTACHMENT0_EXT;
glDrawBuffersEXTProc(1, aDrawBuffers);
glBegin(GL_QUADS);
{
glTexCoord2f(0.00, 0.00);
glVertex2f (0.00, 0.00);
glTexCoord2f(1.00, 0.00);
glVertex2f (1.00, 0.00);
glTexCoord2f(1.00, 1.00);
glVertex2f (1.00, 1.00);
glTexCoord2f(0.00, 1.00);
glVertex2f (0.00, 1.00);
}
glEnd();
pBlurTarget->deactivate(pEnv);
// Tonemap pass
glDisable(GL_DEPTH_TEST);
glViewport(pEnv->getPixelLeft (),
pEnv->getPixelBottom(),
pEnv->getPixelWidth (),
pEnv->getPixelHeight());
ChunkMaterial *pTCM = pData->getToneMappingMaterial();
State *pTState = pTCM->getState();
pEnv->activateState(pTState, NULL);
glBegin(GL_QUADS);
{
glTexCoord2f(0.00, 0.00);
glVertex2f (0.00, 0.00);
glTexCoord2f(1.00, 0.00);
glVertex2f (1.00, 0.00);
glTexCoord2f(1.00, 1.00);
glVertex2f (1.00, 1.00);
glTexCoord2f(0.00, 1.00);
glVertex2f (0.00, 1.00);
}
glEnd();
glEnable(GL_DEPTH_TEST);
pEnv->deactivateState();
glPopMatrix();
}
void RenderPartition::dropFunctor(DrawFunctor &drawFunc,
State *pState,
Int32 iSortKey,
bool bIgnoreOverrides)
{
if(_eMode == SimpleCallback)
return;
RenderAction *ract = dynamic_cast<RenderAction *>(_oDrawEnv.getAction());
Node *actNode = ract ->getActNode();
NodeCore *actCore = actNode->getCore ();
bool bOverrodeState = false;
StateOverride *pStateOverride = NULL;
DrawableStatsAttachment *st = DrawableStatsAttachment::get(actCore);
if(st == NULL)
{
DrawableStatsAttachment::addTo(actCore);
st = DrawableStatsAttachment::get(actCore);
}
st->validate();
if(_oDrawEnv.getStatCollector() != NULL)
{
_oDrawEnv.getStatCollector()->getElem(
RenderAction::statNTriangles)->add(st->getTriangles());
}
_uiNumTriangles += st->getTriangles();
#ifdef OSG_NEW_SHADER
bOverrodeState = pushShaderState(pState);
#endif // OSG_NEW_SHADER
if(_sStateOverrides.top()->empty() == false &&
bIgnoreOverrides == false )
{
pStateOverride = _sStateOverrides.top();
}
bool bTransparent =
(pState->isTransparent() ) ||
(pStateOverride != NULL ? pStateOverride->isTransparent() : false);
if(_bSortTrans == true && bTransparent == true)
{
BuildKeyMapIt mapIt = _mTransMatTrees.lower_bound(iSortKey);
if(mapIt == _mTransMatTrees.end() || mapIt->first != iSortKey)
{
TreeBuilderBase *pBuilder =
_pTreeBuilderPool->create<DepthSortTreeBuilder>();
pBuilder->setNodePool(_pNodePool);
mapIt = _mTransMatTrees.insert(
mapIt, BuildKeyMap::value_type(iSortKey, pBuilder));
}
if(mapIt->second == NULL)
{
TreeBuilderBase *pBuilder =
_pTreeBuilderPool->create<DepthSortTreeBuilder>();
pBuilder->setNodePool(_pNodePool);
mapIt->second = pBuilder;
}
mapIt->second->add(_oDrawEnv.getAction(),
this,
drawFunc,
pState,
pStateOverride);
}
else if(ract != NULL && ract->getOcclusionCulling() == true)
{
BuildKeyMapIt mapIt = _mMatTrees.lower_bound(iSortKey);
if(mapIt == _mMatTrees.end() || mapIt->first != iSortKey)
{
TreeBuilderBase *pBuilder =
_pTreeBuilderPool->create<OcclusionCullingTreeBuilder>();
pBuilder->setNodePool(_pNodePool);
mapIt = _mMatTrees.insert(mapIt,
std::make_pair(iSortKey, pBuilder));
}
if(mapIt->second == NULL)
{
mapIt->second =
_pTreeBuilderPool->create<OcclusionCullingTreeBuilder>();
mapIt->second->setNodePool(_pNodePool);
}
mapIt->second->add(_oDrawEnv.getAction(),
this,
drawFunc,
pState,
pStateOverride);
}
else
{
BuildKeyMapIt mapIt = _mMatTrees.lower_bound(iSortKey);
if(mapIt == _mMatTrees.end() || mapIt->first != iSortKey)
{
TreeBuilderBase *pBuilder =
_pTreeBuilderPool->create<StateSortTreeBuilder>();
pBuilder->setNodePool(_pNodePool);
mapIt = _mMatTrees.insert(
mapIt, BuildKeyMap::value_type(iSortKey, pBuilder));
}
if(mapIt->second == NULL)
{
mapIt->second =
_pTreeBuilderPool->create<StateSortTreeBuilder>();
mapIt->second->setNodePool(_pNodePool);
}
mapIt->second->add(_oDrawEnv.getAction(),
this,
drawFunc,
pState,
pStateOverride);
}
#ifdef OSG_NEW_SHADER
if(bOverrodeState == true)
{
this->popState();
}
#endif
}
void HDRStage::postProcess(DrawEnv *pEnv)
{
UInt32 uiActiveFBO = pEnv->getActiveFBO();
Window *win = pEnv->getWindow();
if(win->hasExtOrVersion(_uiFramebufferObjectExt, 0x0300, 0x0200) == false)
{
FNOTICE(("Framebuffer objects not supported on Window %p!\n",
static_cast<void *>(win)));
return;
}
OSGGETGLFUNCBYID_GL3( glDrawBuffers,
osgGlDrawBuffers,
_uiFuncDrawBuffers,
win);
glColor3f(1.f, 1.f, 1.f);
glMatrixMode(GL_MODELVIEW);
glPushMatrix();
glLoadIdentity();
HDRStageData *pData = pEnv->getData<HDRStageData *>(_iDataSlotId);
if(pData == NULL)
{
return;
}
// Shrink to w/2 h/2
FrameBufferObject *pShrinkTarget = pData->getShrinkRenderTarget();
ChunkMaterial *pSHM = pData->getShrinkMaterial();
pShrinkTarget->activate(pEnv);
glViewport(0,
0,
pEnv->getPixelWidth () / 2,
pEnv->getPixelHeight() / 2);
State *pShrinkState = pSHM->getState();
pEnv->activateState(pShrinkState, NULL);
this->renderQuad();
pShrinkTarget->deactivate(pEnv);
// Shrink to w/4 h/4
FrameBufferObject *pBlurTarget = pData->getBlurRenderTarget();
pBlurTarget->editMFDrawBuffers()->clear();
pBlurTarget->editMFDrawBuffers()->push_back(GL_COLOR_ATTACHMENT0_EXT);
pBlurTarget->activate(pEnv);
glViewport(0,
0,
pEnv->getPixelWidth () / 4,
pEnv->getPixelHeight() / 4);
ChunkMaterial *pBLM = pData->getBlurMaterial();
State *pBlurState = pBLM->getState();
pEnv->activateState(pBlurState, NULL);
this->renderQuad();
GLenum aDrawBuffers[] = { GL_COLOR_ATTACHMENT0_EXT };
// HBlur
pBlurTarget->activate(pEnv);
glViewport(0,
0,
pEnv->getPixelWidth () / 4,
pEnv->getPixelHeight() / 4);
#define OVERSHADER 1
#if OVERSHADER
StateOverride oOverride;
oOverride.addOverride(pData->getHBlurShader()->getClassId(),
pData->getHBlurShader());
pEnv->activateState(pBlurState, &oOverride);
#else
pData->getHBlurShader()->activate(pEnv);
#endif
aDrawBuffers[0] = GL_COLOR_ATTACHMENT1_EXT;
osgGlDrawBuffers(1, aDrawBuffers);
this->renderQuad();
#if !OVERSHADER
pData->getHBlurShader()->deactivate(pEnv);
#endif
// VBlur
#if OVERSHADER
StateOverride oOverride1;
oOverride1.addOverride(pData->getVBlurShader()->getClassId(),
pData->getVBlurShader());
pEnv->activateState(pBlurState, &oOverride1);
#else
pData->getVBlurShader()->activate(pEnv);
#endif
aDrawBuffers[0] = GL_COLOR_ATTACHMENT0_EXT;
osgGlDrawBuffers(1, aDrawBuffers);
this->renderQuad();
#if !OVERSHADER
pData->getVBlurShader()->deactivate(pEnv);
#endif
if(uiActiveFBO == 0)
{
pBlurTarget->deactivate(pEnv);
}
else
{
FrameBufferObject::activateFBOById(pEnv, uiActiveFBO);
}
// Tonemap pass
glDisable(GL_DEPTH_TEST);
glViewport(pEnv->getPixelLeft (),
pEnv->getPixelBottom(),
pEnv->getPixelWidth (),
pEnv->getPixelHeight());
ChunkMaterial *pTCM = pData->getToneMappingMaterial();
State *pTState = pTCM->getState();
pEnv->activateState(pTState, NULL);
this->renderQuad();
glEnable(GL_DEPTH_TEST);
pEnv->deactivateState();
glPopMatrix();
}
