1 files changed, 88 insertions, 0 deletions
diff --git a/engine/src/core/com/jme3/scene/debug/WireFrustum.java b/engine/src/core/com/jme3/scene/debug/WireFrustum.java
new file mode 100644
index 0000000..7a86d90
--- /dev/null
+++ b/engine/src/core/com/jme3/scene/debug/WireFrustum.java
@@ -0,0 +1,88 @@
+/*
+ * Copyright (c) 2009-2010 jMonkeyEngine
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are
+ * met:
+ *
+ * * Redistributions of source code must retain the above copyright
+ *   notice, this list of conditions and the following disclaimer.
+ *
+ * * Redistributions in binary form must reproduce the above copyright
+ *   notice, this list of conditions and the following disclaimer in the
+ *   documentation and/or other materials provided with the distribution.
+ *
+ * * Neither the name of 'jMonkeyEngine' nor the names of its contributors
+ *   may be used to endorse or promote products derived from this software
+ *   without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
+ * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
+ * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
+ * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
+ * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
+ * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
+ * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
+ * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+ * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+package com.jme3.scene.debug;
+
+import com.jme3.math.Vector3f;
+import com.jme3.scene.Mesh;
+import com.jme3.scene.VertexBuffer;
+import com.jme3.scene.VertexBuffer.Type;
+import com.jme3.util.BufferUtils;
+import java.nio.FloatBuffer;
+
+public class WireFrustum extends Mesh {
+
+    public WireFrustum(Vector3f[] points){
+        if (points != null)
+            setBuffer(Type.Position, 3, BufferUtils.createFloatBuffer(points));
+
+        setBuffer(Type.Index, 2,
+                new short[]{
+                     0, 1,
+                     1, 2,
+                     2, 3,
+                     3, 0,
+
+                     4, 5,
+                     5, 6,
+                     6, 7,
+                     7, 4,
+
+                     0, 4,
+                     1, 5,
+                     2, 6,
+                     3, 7,
+                }
+        );
+        setMode(Mode.Lines);
+    }
+
+    public void update(Vector3f[] points){
+        VertexBuffer vb = getBuffer(Type.Position);
+        if (vb == null){
+            setBuffer(Type.Position, 3, BufferUtils.createFloatBuffer(points));
+            return;
+        }
+
+        FloatBuffer b = BufferUtils.createFloatBuffer(points);
+        FloatBuffer a = (FloatBuffer) vb.getData();
+        b.rewind();
+        a.rewind();
+        a.put(b);
+        a.rewind();
+
+        vb.updateData(a);
+        
+        updateBound();
+    }
+
+}