Changeset 94 for trunk/VUT/work/TestCullingTerrain

Timestamp:

05/12/05 18:55:25 (19 years ago)

Author:

mattausch

Message:

 

Location:

trunk/VUT/work/TestCullingTerrain

Files:

• TestCullingTerrainApplication.cpp (modified) (12 diffs)
• TestCullingTerrainApplication.h (modified) (4 diffs)

trunk/VUT/work/TestCullingTerrain/TestCullingTerrainApplication.cpp

@@ -17 +17 @@
 
 #define WIN32_LEAN_AND_MEAN
-#include "windows.h"
+#include <windows.h>
 
 
@@ -27 +27 @@
         if(mTerrainContentGenerator)
                 delete mTerrainContentGenerator;
-        //if(mCullCamera) delete mCullCamera;
+        //if(mVisualizationCamera) delete mVisualizationCamera;
 }
 //-----------------------------------------------------------------------
@@ -33 +33 @@
 {
         // Create the camera
-        mCamera = mSceneMgr->createCamera("PlayerCam");
+        mCamera = mSceneMgr->createCamera("CullCamera");
         
         // Set a nice viewpoint
@@ -40 +40 @@
         
         //--create cull camera
-        mCullCamera = mSceneMgr->createCamera("CullCamera");
-        mCullCamera->setPosition(707, 2500, 528);
-        mCullCamera->setOrientation(Quaternion(-0.3486, 0.0122, 0.9365, 0.0329));
-
-        mCullCamera->setNearClipDistance(1);
+        mVisualizationCamera = mSceneMgr->createCamera("VisualizationCamera");
+        mVisualizationCamera->setPosition(707, 2500, 528);
+        mVisualizationCamera->setOrientation(Quaternion(-0.3486, 0.0122, 0.9365, 0.0329));
+
+        mVisualizationCamera->setNearClipDistance(1);
         mCamera->setNearClipDistance(1);
 
@@ -50 +50 @@
         if (mRoot->getRenderSystem()->getCapabilities()->hasCapability(RSC_INFINITE_FAR_PLANE))
         {
-                mCullCamera->setFarClipDistance(0);
+                mVisualizationCamera->setFarClipDistance(0);
                 mCamera->setFarClipDistance(0);
         }
         else
         {
-                 mCullCamera->setFarClipDistance(1000);
+                 mVisualizationCamera->setFarClipDistance(1000);
                  mCamera->setFarClipDistance(1000);
         }
@@ -79 +79 @@
         mWindow->getViewport(0)->setBackgroundColour(fadeColour);
         //mSceneMgr->setFog( FOG_LINEAR, fadeColour, .001, 500, 1000);
-        mWindow->addViewport(mCullCamera, 10, 0.5, 0.5, 1, 1);
-
+        
         // Create a skybox
     mSceneMgr->setSkyBox(true, "Examples/SpaceSkyBox", 5000, false);
@@ -133 +132 @@
 {
         mFrameListener= new MouseQueryListener(mWindow, mCamera, mSceneMgr, 
-                mGUIRenderer, mTerrainContentGenerator, mCullCamera);
+                mGUIRenderer, mTerrainContentGenerator, mVisualizationCamera);
         mFrameListener->showDebugOverlay(true);
         mRoot->addFrameListener(mFrameListener);
@@ -150 +149 @@
                                                                            CEGUI::Renderer *renderer,
                                                                            TerrainContentGenerator *sceneGenerator,
-                                                                           Camera *cullCamera): 
+                                                                           Camera *vizCamera): 
 ExampleFrameListener(win, cam, false, true), 
 mGUIRenderer(renderer), 
@@ -163 +162 @@
 mShowOctree(false),
 mUseCulling(true),
-mUseOptimization(false),
+mUseOptimization(true),
 mUseCullCamera(false),
-mCullCamera(cullCamera)
+mVisualizationCamera(vizCamera)
 {
         // Reduce move speed
@@ -293 +292 @@
 bool MouseQueryListener::frameStarted(const FrameEvent &evt)
 {
+        clamp2Terrain(mCamera);
+        clamp2Terrain(mVisualizationCamera);
+
+        return ExampleFrameListener::frameStarted(evt);
+}
+void MouseQueryListener::clamp2Terrain(Camera *cam)
+{
         // clamp to terrain
-        Vector3 camPos = mCamera->getPosition();
+        Vector3 camPos = cam->getPosition();
         Vector3 queryResult;
 
-    if(mRayQueryExecutor->executeRayQuery(&queryResult, 
-                Vector3(camPos.x, 5000.0f, camPos.z), Vector3::NEGATIVE_UNIT_Y))
+        if(mRayQueryExecutor->executeRayQuery(&queryResult, 
+                        Vector3(camPos.x, 5000.0f, camPos.z), Vector3::NEGATIVE_UNIT_Y))
         {
-                mCamera->setPosition(mCamera->getPosition().x, queryResult.y + 10, 
-                        mCamera->getPosition().z);
+                cam->setPosition(cam->getPosition().x, queryResult.y + 10, 
+                        cam->getPosition().z);
         }
-
-        camPos = mCullCamera->getPosition();
-
-        if(mRayQueryExecutor->executeRayQuery(&queryResult, 
-                Vector3(camPos.x, 5000.0f, camPos.z), Vector3::NEGATIVE_UNIT_Y))
-        {
-                mCullCamera->setPosition(mCullCamera->getPosition().x, queryResult.y + 10, 
-                        mCullCamera->getPosition().z);
-        }
-
-        return ExampleFrameListener::frameStarted(evt);
 }
 //-----------------------------------------------------------------------
@@ -332 +327 @@
         KEY_PRESSED(KC_C, 0.3, toggleUseCulling());
         KEY_PRESSED(KC_V, 0.3, toggleCullCamera());
-        KEY_PRESSED(KC_X, 0.3, fixCullCamera());
+        KEY_PRESSED(KC_X, 0.3, FixVizCamera());
 
         updateStats();
+        //if(mWindow->getViewport(1))   mWindow->getViewport(1)->update();
 
     return ExampleFrameListener::frameStarted(evt) && ExampleFrameListener::frameEnded(evt);        
@@ -420 +416 @@
 {
         mUseCullCamera = !mUseCullCamera;
+
+        if(mUseCullCamera)
+        {       
+                mWindow->addViewport(mVisualizationCamera, 10, 0.5, 0.5, 1, 1);
+                mWindow->getViewport(1)->setClearEveryFrame(true);
+        }
+        else
+                mWindow->removeViewport(10);
+
         mSceneMgr->setOption("CullCamera", &mUseCullCamera);
 }
 //-----------------------------------------------------------------------
-void MouseQueryListener::fixCullCamera()
-{
-        mCullCamera->setPosition(mCamera->getPosition());
-        mCullCamera->setOrientation(mCamera->getOrientation());
+void MouseQueryListener::FixVizCamera()
+{
+        mVisualizationCamera->setPosition(mCamera->getPosition());
+        mVisualizationCamera->setOrientation(mCamera->getOrientation());
+        clamp2Terrain(mVisualizationCamera);
 }
 

trunk/VUT/work/TestCullingTerrain/TestCullingTerrainApplication.h

@@ -30 +30 @@
 
     MouseQueryListener(RenderWindow* win, Camera* cam, SceneManager *sceneManager, 
-                CEGUI::Renderer *renderer, TerrainContentGenerator *contentGenerator, Camera *cullCamera);
+                CEGUI::Renderer *renderer, TerrainContentGenerator *contentGenerator, Camera *vizCamera);
 
     ~MouseQueryListener();
@@ -67 +67 @@
         void toggleUseCulling();
         void toggleCullCamera();
-        void fixCullCamera();
+        void FixVizCamera();
 
 protected:
+        void clamp2Terrain(Camera *cam);
+
     bool mLMouseDown, mRMouseDown;     // True if the mouse buttons are down
     SceneManager *mSceneMgr;           // A pointer to the scene manager
@@ -101 +103 @@
         bool mUseCullCamera;
 
-        Camera *mCullCamera;
+        Camera *mVisualizationCamera;
 };
 
@@ -127 +129 @@
         TerrainContentGenerator *mTerrainContentGenerator;
 
-        Camera *mCullCamera;
+        Camera *mVisualizationCamera;
         
 private: