Changeset 2788 for GTP/trunk/App/Demos/Vis/FriendlyCulling/src/Visualization.cpp

Timestamp:

06/20/08 06:15:17 (16 years ago)

Author:

mattausch

Message:

 

File:

• GTP/trunk/App/Demos/Vis/FriendlyCulling/src/Visualization.cpp (modified) (6 diffs)

GTP/trunk/App/Demos/Vis/FriendlyCulling/src/Visualization.cpp

@@ -14 +14 @@
 namespace CHCDemoEngine
 {
+
+        GLUquadric *mSphere;
 
 /******************************************************/
@@ -30 +32 @@
 mFrameId(0)
 {
+        mSphere = (GLUquadric *)gluNewQuadric();
 }
 
@@ -56 +59 @@
         tStack.push(mBvh->GetRoot());
 
+        glDisable(GL_LIGHTING);
+        
+        RenderViewPoint();
+        RenderFrustum();
+        RenderBox(mBvh->GetBox());
+
+        glEnable(GL_LIGHTING);
+
         glEnableClientState(GL_VERTEX_ARRAY);
         glEnableClientState(GL_NORMAL_ARRAY);
-
-        RenderFrustum();
 
         while (!tStack.empty())
@@ -146 +155 @@
 
         glEnable(GL_CULL_FACE);
-
         glPolygonMode(GL_FRONT_AND_BACK, GL_FILL);
 }
@@ -153 +161 @@
 void Visualization::RenderFrustum()
 {
+        glColor3f(1.0f, 0.0f, 0.0f);
+
         Vector3 ftl, ftr, fbl, fbr, ntl, ntr, nbl, nbr;
         mCamera->ComputePoints(ftl, ftr, fbl, fbr, ntl, ntr, nbl, nbr);
@@ -202 +212 @@
 
 
-}
+
+void Visualization::RenderViewPoint()
+{
+        glPushMatrix();
+        Vector3 pos = mCamera->GetPosition();
+        pos.z += 100;
+        glTranslatef(pos.x, pos.y, pos.z);
+        
+        glScalef(5.0f, 5.0f, 5.0f);
+        glPushAttrib(GL_CURRENT_BIT);
+
+        glColor3f(1.0f, 0.0f, 0.0f);
+        
+        gluSphere((::GLUquadric *)mSphere,
+                2e-3f * Magnitude(mBvh->GetBox().Size()), 6, 6);
+
+        glPopAttrib();
+        glPopMatrix();
+}
+
+}