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/glStencilTest.java | 95 ++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 95 insertions(+)
 create mode 100755 demos/glStencilTest.java

(limited to 'demos/glStencilTest.java')

diff --git a/demos/glStencilTest.java b/demos/glStencilTest.java
new file mode 100755
index 0000000..79a2e4b
--- /dev/null
+++ b/demos/glStencilTest.java
@@ -0,0 +1,95 @@
+import gl4java.awt.*;
+import java.awt.*;
+import java.awt.Dimension;
+import gl4java.GLContext;
+import gl4java.GLFunc;
+
+public class glStencilTest {
+
+    protected class MyCanvas extends GLCanvas {
+
+	public MyCanvas(int w, int h) {
+	    super(w,h);
+	    GLContext.gljNativeDebug = false;
+	    GLContext.gljClassDebug  = false;
+	}
+
+	public void preInit() {
+		stencilBits = 8;
+	}
+
+	public void init() {
+	    gl.glMatrixMode(GL_PROJECTION);
+	    gl.glOrtho(-1,1,-1,1,-50.0,50.0);
+	    gl.glMatrixMode(GL_MODELVIEW);
+	    glj.gljCheckGL();
+	}
+
+	public void reshape(int w, int h) {
+	    Dimension d=new Dimension(w,h);
+	    if (!cvsIsInit()) return;
+	    if( glj.gljMakeCurrent() == false ) {
+		System.out.println("problem in use() method");
+		return;
+	    }
+	    setSize(d);
+	    gl.glViewport(0,0,w,h);
+	    glj.gljCheckGL();
+	    glj.gljFree();
+	}
+
+	public void display() {
+	    int i;
+
+	    if( glj.gljMakeCurrent() == false ) {
+		System.out.println("problem in use() method");
+		return;
+	    }
+	  
+	    gl.glPushMatrix();
+	    gl.glClear(GL_COLOR_BUFFER_BIT);
+	    glu.gluLookAt(0, 0, 20, 0, 0, 0, 0, 1, 0);
+	
+	    gl.glBegin(GL_POLYGON);
+	    gl.glVertex2d(0,-0.5);
+	    gl.glVertex2d(0.5,0.5);
+	    gl.glVertex2d(-0.5,0.5);
+	    gl.glEnd();
+
+
+	    // Examine some OpenGL properties
+	    int [] res=new int[6];
+
+	    gl.glGetIntegerv(GL_STENCIL_BITS,res);
+	    System.out.println("Stencil bits are "+res[0]);
+
+	    gl.glGetIntegerv(GL_RED_BITS,res);
+	    System.out.println("Color bits are "+res[0]);
+	    
+	    gl.glPopMatrix();
+	    glj.gljSwap();
+	    glj.gljCheckGL();
+	    glj.gljFree();
+	}
+    }
+
+    protected MyCanvas cvs;    
+    protected Frame frame;
+
+    public glStencilTest() {
+	frame = new Frame( "OpenGL" );
+	cvs= new MyCanvas(640,480);
+	frame.setSize(640,480);	
+	frame.add("Center", cvs);	
+	frame.setVisible(true);	
+    }
+
+    public static void main(java.lang.String[] args) {
+	try {
+	    glStencilTest g=new glStencilTest();
+	} catch (Throwable exception) {
+	    System.err.println("Exception occurred in main()");
+	    exception.printStackTrace(System.out);
+	}
+    }
+}
-- 
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