Changeset 140

Timestamp:

06/20/05 18:57:50 (20 years ago)

Author:

mattausch

Message:

from point queries

Location:

trunk/VUT

Files:

• Ogre/include/OgrePlatformQueryManager.h (modified) (1 diff)
• Ogre/src/OgrePlatformQueryManager.cpp (modified) (2 diffs)
• work/TestCullingTerrain/TerrainFrameListener.cpp (modified) (4 diffs)

trunk/VUT/Ogre/include/OgrePlatformQueryManager.h

@@ -78 +78 @@
         
 protected:
-        SceneManager *mSceneManager;
         Viewport *mViewport;
 };

trunk/VUT/Ogre/src/OgrePlatformQueryManager.cpp

@@ -3 +3 @@
 #include <OgreSceneManager.h>
 #include <OgreLogManager.h>
-
+#include <OgreStringConverter.h>
 #include <vector>
 
@@ -176 +176 @@
                                bool relativeVisibility)
 {
-        
+        SceneManager *sm = dynamic_cast<PlatformHierarchyInterface *>(mHierarchyInterface)->GetSceneManager();
+        Camera *cam = sm->createCamera("PointQueryCam");        
+
+        Camera *oldCam = mViewport->getCamera();
+        mViewport->setCamera(cam);
+
+        cam->setPosition(point);
+
+        // set frustum to 45 degrees so all the scene can be captured with 6 shots
+        //cam->setAspectRatio(1.0);
+        //cam->setFOVy(Radian(Math::HALF_PI));
+        
+        std::stringstream d;
+        d << "old camera: " + StringConverter::toString(oldCam->getDerivedPosition()) + 
+                " " + "O: " + StringConverter::toString(oldCam->getDerivedOrientation());
+        LogManager::getSingleton().logMessage(d.str());
+
+        int sign = -1;
+        
+        // ---- capture visibility from all 6 directions
+        for (int i=0; i < 6; i++)       
+        {
+                sign *= -1;
+                
+                // Print camera details
+        //mViewport->getTarget()->setDebugText("P: " + StringConverter::toString(cam->getDerivedPosition()) + 
+                //      " " + "O: " + StringConverter::toString(cam->getDerivedOrientation()));
+                
+                std::stringstream d;
+                d << "Point query camera: " + StringConverter::toString(cam->getDerivedPosition()) + 
+                        " " + "O: " + StringConverter::toString(cam->getDerivedOrientation());
+                LogManager::getSingleton().logMessage(d.str());
+
+                ComputeCameraVisibility(*cam, visibleNodes, visibleGeometry, relativeVisibility);
+                           
+                mViewport->getTarget()->update();
+                
+                Vector3 dir(0,0,0);
+                dir[i/2] = sign;
+
+                cam->setDirection(dir);
+
+                for(int j=0; j<10000000; j++)   printf("HAAHHAHAHAHAH");
+                                
+                // four shots around y axis, two around x axis
+                //Vector3 axis = i < 4 ? Vector3::UNIT_Y : Vector3::UNIT_X;             
+                //Radian angle = i < 5 ? 
+                //cam->rotate(axis, Radian(Math::HALF_PI));             
+        }
+        
+
+        // reset camera
+        mViewport->setCamera(oldCam);
 }
 //-----------------------------------------------------------------------

trunk/VUT/work/TestCullingTerrain/TerrainFrameListener.cpp

@@ -360 +360 @@
         if (fromPoint)
         {
-                Vector3 point;
                 mVisibilityManager->GetQueryManager()->
-                ComputeFromPointVisibility(point, &visibleNodes, &visibleGeometry, relativeVisibility);
+                        ComputeFromPointVisibility(mCamNode->getPosition(), &visibleNodes, 
+                                                                           &visibleGeometry, relativeVisibility);
         }
         else
@@ -430 +430 @@
 void TerrainFrameListener::Clamp2Terrain()
 {
-        // clamp to terrain
+        // clamp camera to terrain
         Vector3 camPos = mCamNode->getPosition();
         Vector3 queryResult;
@@ -437 +437 @@
                         Vector3(camPos.x, 5000.0f, camPos.z), Vector3::NEGATIVE_UNIT_Y))
         {
-                mCamNode->setPosition(camPos.x, queryResult.y + 10, camPos.z);
+                const int overTerrain = 200;
+                mCamNode->setPosition(camPos.x, queryResult.y + overTerrain, camPos.z);
         }
 }
@@ -494 +495 @@
                 mFrameInfo.push_back(info);
                 
-                /*      std::stringstream d;
-                d << StringConverter::toString(info.position) << " " << StringConverter::toString(info.orientation);
-                LogManager::getSingleton().logMessage(d.str());         */
+                // std::stringstream d; d << StringConverter::toString(info.position) << " " << StringConverter::toString(info.orientation);
+                // LogManager::getSingleton().logMessage(d.str());
         }
         ifstr.close();