From 880653d31a8f1ff8384fdbc75b84934bceecfdb8 Mon Sep 17 00:00:00 2001
From: Sven Gothel <sgothel@jausoft.com>
Date: Sat, 18 Nov 2000 06:43:49 +0000
Subject: Initial revision

---
 demos/SwingDemos/DrawColoredPrimitivesJPanel.java | 79 +++++++++++++++++++++++
 1 file changed, 79 insertions(+)
 create mode 100644 demos/SwingDemos/DrawColoredPrimitivesJPanel.java

(limited to 'demos/SwingDemos/DrawColoredPrimitivesJPanel.java')

diff --git a/demos/SwingDemos/DrawColoredPrimitivesJPanel.java b/demos/SwingDemos/DrawColoredPrimitivesJPanel.java
new file mode 100644
index 0000000..66fc849
--- /dev/null
+++ b/demos/SwingDemos/DrawColoredPrimitivesJPanel.java
@@ -0,0 +1,79 @@
+/**
+ * @(#) DrawColoredPrimitives.java
+ * @(#) author: Joe Zimmerman (converted to Java by Sven Goethel)
+ */
+
+/* This program is free software under the license of LGPL */
+
+import java.applet.*;
+import java.awt.*;
+import java.awt.event.*;
+import java.lang.*;
+import java.util.*;
+import java.io.*;
+import java.util.*;
+import gl4java.GLContext;
+import gl4java.swing.*;
+
+public class DrawColoredPrimitivesJPanel extends GLAnimJPanel 
+{
+	float rotate;
+
+	float LightAmbient[]  = { 0.75f, 0.75f, 0.75f, 1.5f};
+	float LightDiffuse[]  = { 1.0f, 1.0f, 1.0f, 0.9f};
+	float LightSpecular[] = { 0.8f, 0.8f, 0.8f, 1.0f};
+
+        public DrawColoredPrimitivesJPanel()
+        {
+            super(false);
+            setAnimateFps(30.0);
+        }
+    
+        public void preInit()
+        {
+            stereoView = false;
+        }
+    
+        public void init()
+        {
+		reshape(getSize().width, getSize().height);
+
+		gl.glEnable(GL_LIGHT0);
+		gl.glLightfv(GL_LIGHT0, GL_AMBIENT, LightAmbient);
+		gl.glLightfv(GL_LIGHT0, GL_DIFFUSE, LightDiffuse);
+		gl.glLightfv(GL_LIGHT0, GL_SPECULAR, LightSpecular);
+
+		glj.gljCheckGL();
+        }
+    
+        public void reshape(int width, int height)
+        {
+		gl.glMatrixMode(GL_PROJECTION);
+		gl.glLoadIdentity();
+		glu.gluPerspective(45, (float)width/(float)height, 1, 700);
+		gl.glMatrixMode(GL_MODELVIEW);
+		gl.glLoadIdentity();
+            	gl.glViewport(0,0,width,height);
+        }
+
+        public void display()
+        {
+		gl.glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
+
+		gl.glMatrixMode(GL_MODELVIEW);
+		gl.glLoadIdentity();
+
+		gl.glColor4f(1, 1, 1, 1);
+
+		rotate++;
+
+		gl.glTranslatef(0, 0, -5);
+		gl.glRotatef(rotate, 0, 1, 0);
+		gl.glBegin(GL_POLYGON);
+			gl.glNormal3f( 1, 0, 0);
+			gl.glColor4f(1, 0, 0, 1); gl.glVertex3f( 0,  1, 0);
+			gl.glColor4f(0, 1, 0, 1); gl.glVertex3f(-1, -1, 0);
+			gl.glColor4f(0, 0, 1, 1); gl.glVertex3f( 1, -1, 0);
+		gl.glEnd();
+        }
+}
-- 
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