Changeset 1330 for GTP/trunk/Lib/Illum/IllumModule/OgreIllumModule/src/RenderingRuns/OgreChildParticlesystemRenderingRun.cpp

Timestamp:

09/11/06 15:30:44 (18 years ago)

Author:

szirmay

Message:

 

File:

• GTP/trunk/Lib/Illum/IllumModule/OgreIllumModule/src/RenderingRuns/OgreChildParticlesystemRenderingRun.cpp (modified) (5 diffs)

GTP/trunk/Lib/Illum/IllumModule/OgreIllumModule/src/RenderingRuns/OgreChildParticlesystemRenderingRun.cpp

@@ -47 +47 @@
          RenderTarget* rt = hpb->getRenderTarget();
          Viewport* v = rt->addViewport(impostorCamera);
-         v->setBackgroundColour(ColourValue(0,1,0,0));
+         //Viewport* v = rt->addViewport(OgreIlluminationManager::getSingleton().getMainCamera());
+         v->setBackgroundColour(ColourValue(0,0,0,0));
          v->setOverlaysEnabled(false);
          rt->setAutoUpdated(false);
@@ -62 +63 @@
 
         sharedRuns->getRoot()->updateBounds();
-        Sphere boundSphere = ((OgreSharedRuns*)sharedRuns->getRoot(ILLUMRUN_HPP_IMPOSTOR))->getBoundingSphere();
+        Vector3 center = sharedRuns->getRootPosition(ILLUMRUN_HPP_IMPOSTOR);
         Camera* mainCam = OgreIlluminationManager::getSingleton().getMainCamera();
         impostorCamera->setPosition(mainCam->getPosition());
-        Vector3 dir = boundSphere.getCenter() - mainCam->getPosition();
-        float r = boundSphere.getRadius();
-        r = 200;
+        
+        psysNode->setPosition(center);
+        ParticleSystem* psys = Root::getSingleton()._getCurrentSceneManager()->getParticleSystem(childParticleSystemName);
+        psys->_notifyCurrentCamera(impostorCamera);
+        
+        psysNode->_updateBounds();
+        AxisAlignedBox bb = psysNode->_getWorldAABB();  
+        
+        float r = (bb.getMaximum() - bb.getMinimum()).length() / 2.0;
+        sysRad = r;
+        center = bb.getCenter();
+        Vector3 dir = center - mainCam->getPosition();
         float d = dir.normalise();
-        impostorCamera->setDirection(dir);
+        
+        if (d <= r * 1.2)//too close
+        {
+                d = r * 1.2;
+                impostorCamera->setPosition(center - dir * d);
+        }
 
+    impostorCamera->setDirection(dir);
+
+        //r = 200;
+        
         if(perspectiveRendering)
         {
@@ -76 +95 @@
                 impostorCamera->setAspectRatio(1.0);
                 Radian a = Math::ASin(r / d) * 2.0;
-                impostorCamera->setFOVy(/*a*/ Radian(Degree(90)));
-                impostorCamera->setNearClipDistance(/*std::max(0.01f, d - r)*/0.1);
-                impostorCamera->setFarClipDistance(/*r + d*/1000);              
+                impostorCamera->setFOVy( a );
+                impostorCamera->setNearClipDistance(d - r);
+                impostorCamera->setFarClipDistance(d + r);              
         }
         else
         {
-                impostorCamera->setPosition(boundSphere.getCenter());
+                impostorCamera->setPosition(center);
                 impostorCamera->setProjectionType(PT_ORTHOGRAPHIC);
                 Matrix4 m;
                 m = Matrix4::IDENTITY;
-                float scale = 1.0 / boundSphere.getRadius();
+                float scale = 1.0 / r;
                 m.setScale(Vector3(scale, scale, scale));
                 impostorCamera->setCustomProjectionMatrix(true, m);
         }       
 
-        ParticleSystem* psys = Root::getSingleton()._getCurrentSceneManager()->getParticleSystem(childParticleSystemName);
-        psys->getParentSceneNode()->setPosition(boundSphere.getCenter());
-        psys->_notifyCurrentCamera(impostorCamera);
+        //
         psys->_updateRenderQueue(rq);
         
@@ -100 +117 @@
         
         RenderTarget* rt = impostorTexture->getBuffer().getPointer()->getRenderTarget();
-         
+        sm->setFindVisibleObjects(false);
         rt->update();   
+        sm->setFindVisibleObjects(true);
         
         
@@ -109 +127 @@
         //filename.append(StringConverter::toString(framecount));
         filename.append(".dds");
-        rt->writeContentsToFile(filename);
+        //rt->writeContentsToFile(filename);
         framecount++;