Changeset 2790 for GTP/trunk/App/Demos/Vis/FriendlyCulling/src/Bvh.cpp

Timestamp:

06/20/08 09:10:28 (16 years ago)

Author:

mattausch

Message:

 

File:

• GTP/trunk/App/Demos/Vis/FriendlyCulling/src/Bvh.cpp (modified) (1 diff)

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

@@ -967 +967 @@
 }
 
-}
+
+
+
+static void RenderBoxForViz(const AxisAlignedBox3 &box)
+{
+        glBegin(GL_LINE_LOOP);
+        glVertex3d(box.Min().x, box.Max().y, box.Min().z);
+        glVertex3d(box.Max().x, box.Max().y, box.Min().z);
+        glVertex3d(box.Max().x, box.Min().y, box.Min().z);
+        glVertex3d(box.Min().x, box.Min().y, box.Min().z);
+        glEnd();
+
+        glBegin(GL_LINE_LOOP);
+        glVertex3d(box.Min().x, box.Min().y, box.Max().z);
+        glVertex3d(box.Max().x, box.Min().y, box.Max().z);
+        glVertex3d(box.Max().x, box.Max().y, box.Max().z);
+        glVertex3d(box.Min().x, box.Max().y, box.Max().z);
+        glEnd();
+
+        glBegin(GL_LINE_LOOP);
+        glVertex3d(box.Max().x, box.Min().y, box.Min().z);
+        glVertex3d(box.Max().x, box.Min().y, box.Max().z);
+        glVertex3d(box.Max().x, box.Max().y, box.Max().z);
+        glVertex3d(box.Max().x, box.Max().y, box.Min().z);
+        glEnd();
+
+        glBegin(GL_LINE_LOOP);
+        glVertex3d(box.Min().x, box.Min().y, box.Min().z);
+        glVertex3d(box.Min().x, box.Min().y, box.Max().z);
+        glVertex3d(box.Min().x, box.Max().y, box.Max().z);
+        glVertex3d(box.Min().x, box.Max().y, box.Min().z);
+        glEnd();
+
+        glBegin(GL_LINE_LOOP);
+        glVertex3d(box.Min().x, box.Min().y, box.Min().z);
+        glVertex3d(box.Max().x, box.Min().y, box.Min().z);
+        glVertex3d(box.Max().x, box.Min().y, box.Max().z);
+        glVertex3d(box.Min().x, box.Min().y, box.Max().z);
+        glEnd();
+
+        glBegin(GL_LINE_LOOP);
+        glVertex3d(box.Min().x, box.Max().y, box.Min().z);
+        glVertex3d(box.Max().x, box.Max().y, box.Min().z);
+        glVertex3d(box.Max().x, box.Max().y, box.Max().z);
+        glVertex3d(box.Min().x, box.Max().y, box.Max().z);
+
+        glEnd();
+}
+
+
+void Bvh::RenderBoundsForViz(BvhNode *node, bool useTightBounds)
+{
+        glDisable(GL_TEXTURE_2D);
+        glDisable(GL_LIGHTING);
+        glColor3f(1, 1, 1);
+        
+        if (!useTightBounds)
+        {
+                RenderBoxForViz(node->GetBox());
+        }
+        else
+        {
+                for (int i = 0; i < node->mNumTestNodes; ++ i)
+                {
+                        RenderBoxForViz(mTestNodes[node->mTestNodesIdx + i]->GetBox());
+                }
+        }
+
+        glEnable(GL_LIGHTING);
+        glEnable(GL_TEXTURE_2D);
+}
+
+
+
+}