diff options
| author | Sven Gothel <[email protected]> | 2000-11-18 06:43:49 +0000 |
|---|---|---|
| committer | Sven Gothel <[email protected]> | 2000-11-18 06:43:49 +0000 |
| commit | 880653d31a8f1ff8384fdbc75b84934bceecfdb8 (patch) | |
| tree | bdafb71416f176d2a4b73bf716c9dc3f13685a8b /demos/MiscDemos/TriangleRotate.java | |
Initial revision
Diffstat (limited to 'demos/MiscDemos/TriangleRotate.java')
| -rwxr-xr-x | demos/MiscDemos/TriangleRotate.java | 139 |
1 files changed, 139 insertions, 0 deletions
diff --git a/demos/MiscDemos/TriangleRotate.java b/demos/MiscDemos/TriangleRotate.java new file mode 100755 index 0000000..c2d93f7 --- /dev/null +++ b/demos/MiscDemos/TriangleRotate.java @@ -0,0 +1,139 @@ +/**
+ * @(#) TriangleRotate.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.awt.GLAnimCanvas;
+import gl4java.applet.SimpleGLAnimApplet1;
+
+public class TriangleRotate extends SimpleGLAnimApplet1
+{
+
+ public void init()
+ {
+ super.init();
+ Dimension d = getSize();
+ canvas = new gldemo(d.width, d.height);
+ add("Center", canvas);
+ }
+
+ public static void main( String args[] ) {
+ GLContext.gljNativeDebug = true;
+ GLContext.gljClassDebug = true;
+ TriangleRotate applet =
+ new TriangleRotate();
+
+ Frame f = new Frame("TriangleRotate");
+
+ f.addWindowListener( new WindowAdapter()
+ {
+ public void windowClosed(WindowEvent e)
+ {
+ System.exit(0);
+ }
+ public void windowClosing(WindowEvent e)
+ {
+ windowClosed(e);
+ }
+ }
+ );
+
+ f.setLayout(new BorderLayout());
+ f.add("Center", applet);
+ applet.setSize(500,300);
+ applet.init();
+ applet.start();
+ Dimension ps = applet.getPreferredSize();
+ f.setBounds(-100,-100,99,99);
+ f.setVisible(true);
+ f.setVisible(false);
+ Insets i = f.getInsets();
+ f.setBounds(0,0,
+ ps.width+i.left+i.right,
+ ps.height+i.top+i.bottom);
+ f.setVisible(true);
+ }
+
+ private class gldemo extends GLAnimCanvas
+ {
+ 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 gldemo(int w, int h)
+ {
+ super(w, h);
+ GLContext.gljNativeDebug = false;
+ GLContext.gljClassDebug = false;
+ setAnimateFps(30.0);
+ }
+
+ public void preInit()
+ {
+ doubleBuffer = true;
+ stereoView = false;
+ createOwnWindow = true;
+ }
+
+ 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()
+ {
+ if (glj.gljMakeCurrent() == false) return;
+
+ 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, -10);
+ gl.glRotatef(rotate, 0, 1, 0);
+ gl.glBegin(GL_POLYGON);
+ gl.glNormal3f( 1, 0, 0);
+ gl.glVertex3f( 0, 1, 0);
+ gl.glVertex3f(-1, -1, 0);
+ gl.glVertex3f( 1, -1, 0);
+ gl.glEnd();
+
+ glj.gljSwap();
+ glj.gljCheckGL();
+ glj.gljFree();
+ }
+ }
+}
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