SO3ShadowDeferred.cpp

Go to the documentation of this file.

 
#include "SO3Renderer/SO3ShadowDeferred.h"
#include "SO3SceneGraph/SO3Scene.h"
 
#ifdef SO3_BUILD_DEFERRED
namespace SO3
{
 
SShadowDeferred::SShadowDeferred() : SShadow(0, "", SShadowManager::SO3_SHADOWS_DEFERRED)
{
}
 
SShadowDeferred::SShadowDeferred(SShadowManager* sManager) : SShadow(sManager, "DEFERRED", SShadowManager::SO3_SHADOWS_DEFERRED)
{
  Ogre::FocusedShadowCameraSetup* shadowCameraSetup = new Ogre::FocusedShadowCameraSetup();
  //shadowCameraSetup->setCameraLightDirectionThreshold(Ogre::Degree(5));
  //shadowCameraSetup->setOptimalAdjustFactor(5);
  SetCameraSetup(Ogre::ShadowCameraSetupPtr(shadowCameraSetup));
 
  ogreScene->setShadowTechnique(static_cast <Ogre::ShadowTechnique> (Ogre::SHADOWDETAILTYPE_TEXTURE | Ogre::SHADOWDETAILTYPE_INTEGRATED | shadowManager->GetLightingTechnique()));
  
  ogreScene->setShadowTextureCount(1);
        //Use a value of "2" to use a different depth buffer pool and avoid sharing this with the Backbuffer's
  ogreScene->setShadowTextureConfig(0, sManager->GetTextureSize(), sManager->GetTextureSize(), Ogre::PF_FLOAT16_R, 2);
  //ogreScene->setShadowTexturePixelFormat(Ogre::PF_FLOAT16_R);
  ogreScene->setShadowTextureSelfShadow(true);
  ogreScene->setShadowCasterRenderBackFaces(false);
  //ogreScene->setShadowTextureFSAA(2.0);
 
  // Set up caster material
  ogreScene->setShadowTextureCasterMaterial("SO3/Deferred/Shadows/Caster");
  ogreScene->setShadowTextureReceiverMaterial("");
  
  // Disable fog on the caster pass.
  Ogre::MaterialPtr passCaterMaterial = currentScene->O3MaterialManager->getByName("SO3/Deferred/Shadows/Caster");
  Ogre::Pass* deferredCasterPass = passCaterMaterial->getTechnique(0)->getPass(0);
  deferredCasterPass->setFog(true);
}
 
SShadowDeferred::~SShadowDeferred()
{
  ogreScene->setShadowTextureCasterMaterial("");
  ogreScene->setShadowTextureReceiverMaterial("");
  ogreScene->setShadowTextureCount(1);
  ogreScene->setShadowTexturePixelFormat(Ogre::PF_X8R8G8B8);
  ogreScene->setShadowCasterRenderBackFaces(false);
  ogreScene->setShadowTextureSelfShadow(false);
}
 
 
void SShadowDeferred::UpdateShadowTechnique()
{
  Ogre::ShadowTechnique newTechnique = static_cast <Ogre::ShadowTechnique> (Ogre::SHADOWDETAILTYPE_TEXTURE | shadowManager->GetLightingTechnique());
  ogreScene->setShadowTechnique(newTechnique);
}
}
 
#endif //SO3_BUILD_DEFERRED