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-rw-r--r--src/demos/vertexProgRefract/VertexProgRefract.java897
1 files changed, 455 insertions, 442 deletions
diff --git a/src/demos/vertexProgRefract/VertexProgRefract.java b/src/demos/vertexProgRefract/VertexProgRefract.java
index e9c6905..63b4a59 100644
--- a/src/demos/vertexProgRefract/VertexProgRefract.java
+++ b/src/demos/vertexProgRefract/VertexProgRefract.java
@@ -43,8 +43,11 @@ import javax.imageio.*;
import javax.imageio.stream.*;
import javax.swing.*;
-import net.java.games.jogl.*;
-import net.java.games.jogl.util.*;
+import javax.media.opengl.*;
+import javax.media.opengl.glu.*;
+import com.sun.opengl.utils.*;
+import com.sun.opengl.utils.*;
+import demos.common.*;
import demos.util.*;
import gleem.*;
import gleem.linalg.*;
@@ -61,21 +64,19 @@ import gleem.linalg.*;
Ported to Java and ARB_fragment_program by Kenneth Russell
*/
-public class VertexProgRefract {
- private boolean useRegisterCombiners;
- private GLCanvas canvas;
- private Animator animator;
- private volatile boolean quit;
-
+public class VertexProgRefract extends Demo {
public static void main(String[] args) {
- new VertexProgRefract().run(args);
- }
-
- public void run(String[] args) {
- canvas = GLDrawableFactory.getFactory().createGLCanvas(new GLCapabilities());
- canvas.addGLEventListener(new Listener());
-
- animator = new Animator(canvas);
+ GLCanvas canvas = GLDrawableFactory.getFactory().createGLCanvas(new GLCapabilities());
+ VertexProgRefract demo = new VertexProgRefract();
+ canvas.addGLEventListener(demo);
+
+ final Animator animator = new Animator(canvas);
+ demo.setDemoListener(new DemoListener() {
+ public void shutdownDemo() {
+ runExit(animator);
+ }
+ public void repaint() {}
+ });
Frame frame = new Frame("Refraction Using Vertex Programs");
frame.setLayout(new BorderLayout());
@@ -87,44 +88,40 @@ public class VertexProgRefract {
frame.addWindowListener(new WindowAdapter() {
public void windowClosing(WindowEvent e) {
- // Run this on another thread than the AWT event queue to
- // make sure the call to Animator.stop() completes before
- // exiting
- new Thread(new Runnable() {
- public void run() {
- animator.stop();
- System.exit(0);
- }
- }).start();
+ runExit(animator);
}
});
animator.start();
}
- class Listener implements GLEventListener {
- private int vtxProg;
- private int fragProg;
- private int cubemap;
- private int bunnydl;
- private int obj;
+ private boolean useRegisterCombiners;
+ private boolean initComplete;
+ private boolean firstRender = true;
+ private int vtxProg;
+ private int fragProg;
+ private int cubemap;
+ private int bunnydl;
+ private int obj;
- private GLUT glut = new GLUT();
+ private GLU glu = new GLU();
+ private GLUT glut = new GLUT();
- private ExaminerViewer viewer;
- private boolean doViewAll = true;
+ private GLAutoDrawable drawable;
+ private ExaminerViewer viewer;
+ private boolean doViewAll = true;
- private Time time = new SystemTime();
- private float animRate = (float) Math.toRadians(-6.0f); // Radians / sec
+ private Time time = new SystemTime();
+ private float animRate = (float) Math.toRadians(-6.0f); // Radians / sec
- private float refract = 1.1f; // ratio of indicies of refraction
- private float wavelengthDelta = 0.05f; // difference in refraction for each "wavelength" (R,G,B)
- private float fresnel = 2.0f; // Fresnel multiplier
+ private float refract = 1.1f; // ratio of indicies of refraction
+ private float wavelengthDelta = 0.05f; // difference in refraction for each "wavelength" (R,G,B)
+ private float fresnel = 2.0f; // Fresnel multiplier
- private boolean wire = false;
- private boolean toggleWire = false;
+ private boolean wire = false;
+ private boolean toggleWire = false;
- private static final String transformRefract =
+ private static final String transformRefract =
"!!ARBvp1.0\n" +
"# Refraction\n" +
"\n" +
@@ -226,82 +223,89 @@ public class VertexProgRefract {
"\n" +
"END\n";
- public void init(GLDrawable drawable) {
- GL gl = drawable.getGL();
- GLU glu = drawable.getGLU();
- float cc = 1.0f;
- gl.glClearColor(cc, cc, cc, 1);
- gl.glColor3f(1,1,1);
- gl.glEnable(GL.GL_DEPTH_TEST);
-
- try {
- initExtension(gl, "GL_ARB_vertex_program");
- initExtension(gl, "GL_ARB_multitexture");
- if (!gl.isExtensionAvailable("GL_ARB_fragment_program")) {
- if (gl.isExtensionAvailable("GL_NV_register_combiners")) {
- useRegisterCombiners = true;
- } else {
- final String message = "This demo requires either the GL_ARB_fragment_program\n" +
- "or GL_NV_register_combiners extension";
- new Thread(new Runnable() {
- public void run() {
- JOptionPane.showMessageDialog(null, message, "Unavailable extension", JOptionPane.ERROR_MESSAGE);
- runExit();
- }
- }).start();
- throw new RuntimeException(message);
- }
+ public void init(GLAutoDrawable drawable) {
+ initComplete = false;
+ GL gl = drawable.getGL();
+ float cc = 1.0f;
+ gl.glClearColor(cc, cc, cc, 1);
+ gl.glColor3f(1,1,1);
+ gl.glEnable(GL.GL_DEPTH_TEST);
+
+ try {
+ initExtension(gl, "GL_ARB_vertex_program");
+ initExtension(gl, "GL_VERSION_1_3"); // For multitexturing support
+ if (!gl.isExtensionAvailable("GL_ARB_fragment_program")) {
+ if (gl.isExtensionAvailable("GL_NV_register_combiners")) {
+ useRegisterCombiners = true;
+ } else {
+ final String message = "This demo requires either the GL_ARB_fragment_program\n" +
+ "or GL_NV_register_combiners extension";
+ new Thread(new Runnable() {
+ public void run() {
+ JOptionPane.showMessageDialog(null, message, "Unavailable extension", JOptionPane.ERROR_MESSAGE);
+ shutdownDemo();
+ }
+ }).start();
+ throw new RuntimeException(message);
}
- } catch (RuntimeException e) {
- quit = true;
- throw(e);
}
+ } catch (RuntimeException e) {
+ shutdownDemo();
+ throw(e);
+ }
- b[' '] = true; // animate by default
+ b[' '] = true; // animate by default
- int[] vtxProgTmp = new int[1];
- gl.glGenProgramsARB(1, vtxProgTmp);
- vtxProg = vtxProgTmp[0];
- gl.glBindProgramARB (GL.GL_VERTEX_PROGRAM_ARB, vtxProg);
- gl.glProgramStringARB(GL.GL_VERTEX_PROGRAM_ARB, GL.GL_PROGRAM_FORMAT_ASCII_ARB, transformRefract.length(), transformRefract);
+ int[] vtxProgTmp = new int[1];
+ gl.glGenProgramsARB(1, vtxProgTmp, 0);
+ vtxProg = vtxProgTmp[0];
+ gl.glBindProgramARB (GL.GL_VERTEX_PROGRAM_ARB, vtxProg);
+ gl.glProgramStringARB(GL.GL_VERTEX_PROGRAM_ARB, GL.GL_PROGRAM_FORMAT_ASCII_ARB, transformRefract.length(), transformRefract);
- gl.glProgramEnvParameter4fARB(GL.GL_VERTEX_PROGRAM_ARB, 0, 0.0f, 0.0f, 0.0f, 1.0f); // eye position
+ gl.glProgramEnvParameter4fARB(GL.GL_VERTEX_PROGRAM_ARB, 0, 0.0f, 0.0f, 0.0f, 1.0f); // eye position
- gl.glProgramEnvParameter4fARB(GL.GL_VERTEX_PROGRAM_ARB, 1, fresnel, fresnel, fresnel, 1.0f); // fresnel multiplier
+ gl.glProgramEnvParameter4fARB(GL.GL_VERTEX_PROGRAM_ARB, 1, fresnel, fresnel, fresnel, 1.0f); // fresnel multiplier
- gl.glProgramEnvParameter4fARB(GL.GL_VERTEX_PROGRAM_ARB, 2, 1.0f, -1.0f, 1.0f, 0.0f); // texture scale
- gl.glProgramEnvParameter4fARB(GL.GL_VERTEX_PROGRAM_ARB, 3, 0.0f, 1.0f, 2.0f, 3.0f); // misc constants
+ gl.glProgramEnvParameter4fARB(GL.GL_VERTEX_PROGRAM_ARB, 2, 1.0f, -1.0f, 1.0f, 0.0f); // texture scale
+ gl.glProgramEnvParameter4fARB(GL.GL_VERTEX_PROGRAM_ARB, 3, 0.0f, 1.0f, 2.0f, 3.0f); // misc constants
- int[] cubemapTmp = new int[1];
- gl.glGenTextures(1, cubemapTmp);
- cubemap = cubemapTmp[0];
- gl.glBindTexture(GL.GL_TEXTURE_CUBE_MAP_ARB, cubemap);
+ int[] cubemapTmp = new int[1];
+ gl.glGenTextures(1, cubemapTmp, 0);
+ cubemap = cubemapTmp[0];
+ gl.glBindTexture(GL.GL_TEXTURE_CUBE_MAP, cubemap);
- gl.glTexParameteri(GL.GL_TEXTURE_CUBE_MAP_ARB, GL.GL_TEXTURE_MAG_FILTER, GL.GL_LINEAR);
- gl.glTexParameteri(GL.GL_TEXTURE_CUBE_MAP_ARB, GL.GL_TEXTURE_MIN_FILTER, GL.GL_LINEAR_MIPMAP_LINEAR);
+ gl.glTexParameteri(GL.GL_TEXTURE_CUBE_MAP, GL.GL_TEXTURE_MAG_FILTER, GL.GL_LINEAR);
+ gl.glTexParameteri(GL.GL_TEXTURE_CUBE_MAP, GL.GL_TEXTURE_MIN_FILTER, GL.GL_LINEAR_MIPMAP_LINEAR);
- try {
- loadPNGCubemap(gl, glu, "demos/data/cubemaps/uffizi", true);
- } catch (IOException e) {
- runExit();
- throw new RuntimeException(e);
- }
+ try {
+ loadPNGCubemap(gl, "demos/data/cubemaps/uffizi", true);
+ } catch (IOException e) {
+ shutdownDemo();
+ throw new RuntimeException(e);
+ }
- gl.glTexEnvi(GL.GL_TEXTURE_ENV, GL.GL_TEXTURE_ENV_MODE, GL.GL_REPLACE);
+ gl.glTexEnvi(GL.GL_TEXTURE_ENV, GL.GL_TEXTURE_ENV_MODE, GL.GL_REPLACE);
- gl.glDisable(GL.GL_CULL_FACE);
+ gl.glDisable(GL.GL_CULL_FACE);
- if (useRegisterCombiners) {
- initCombiners(gl);
- } else {
- initFragmentProgram(gl);
- }
+ if (useRegisterCombiners) {
+ initCombiners(gl);
+ } else {
+ initFragmentProgram(gl);
+ }
- try {
- bunnydl = Bunny.gen3DObjectList(gl);
- } catch (IOException e) {
- throw new RuntimeException(e);
- }
+ try {
+ bunnydl = Bunny.gen3DObjectList(gl);
+ } catch (IOException e) {
+ throw new RuntimeException(e);
+ }
+
+ doViewAll = true;
+
+ // Do this only once per drawable, not once each time the OpenGL
+ // context is created
+ if (firstRender) {
+ firstRender = false;
drawable.addKeyListener(new KeyAdapter() {
public void keyTyped(KeyEvent e) {
@@ -312,282 +316,293 @@ public class VertexProgRefract {
// Register the window with the ManipManager
ManipManager manager = ManipManager.getManipManager();
manager.registerWindow(drawable);
+ this.drawable = drawable;
viewer = new ExaminerViewer(MouseButtonHelper.numMouseButtons());
viewer.setNoAltKeyMode(true);
+ viewer.setAutoRedrawMode(false);
viewer.attach(drawable, new BSphereProvider() {
- public BSphere getBoundingSphere() {
- return new BSphere(new Vec3f(0, 0, 0), 1.0f);
- }
- });
+ public BSphere getBoundingSphere() {
+ return new BSphere(new Vec3f(0, 0, 0), 1.0f);
+ }
+ });
viewer.setVertFOV((float) (15.0f * Math.PI / 32.0f));
viewer.setZNear(0.1f);
viewer.setZFar(10.0f);
}
- public void display(GLDrawable drawable) {
- if (quit) {
- return;
- }
+ initComplete = true;
+ }
- time.update();
+ public void display(GLAutoDrawable drawable) {
+ if (!initComplete) {
+ return;
+ }
- GL gl = drawable.getGL();
- GLU glu = drawable.getGLU();
- gl.glClear(GL.GL_COLOR_BUFFER_BIT|GL.GL_DEPTH_BUFFER_BIT);
+ time.update();
- if (doViewAll) {
- viewer.viewAll(gl);
- doViewAll = false;
- }
+ GL gl = drawable.getGL();
+ gl.glClear(GL.GL_COLOR_BUFFER_BIT|GL.GL_DEPTH_BUFFER_BIT);
- if (getFlag(' ')) {
- viewer.rotateAboutFocalPoint(new Rotf(Vec3f.Y_AXIS, (float) (time.deltaT() * animRate)));
- }
+ if (doViewAll) {
+ viewer.viewAll(gl);
+ doViewAll = false;
+ }
- if (toggleWire) {
- toggleWire = false;
- wire = !wire;
- if (wire) {
- gl.glPolygonMode(GL.GL_FRONT_AND_BACK, GL.GL_LINE);
- } else {
- gl.glPolygonMode(GL.GL_FRONT_AND_BACK, GL.GL_FILL);
- }
- }
+ if (getFlag(' ')) {
+ viewer.rotateAboutFocalPoint(new Rotf(Vec3f.Y_AXIS, (float) (time.deltaT() * animRate)));
+ }
- // draw background
- gl.glDisable(GL.GL_DEPTH_TEST);
- drawSkyBox(gl, glu);
- gl.glEnable(GL.GL_DEPTH_TEST);
-
- gl.glPushMatrix();
-
- viewer.update(gl);
- ManipManager.getManipManager().updateCameraParameters(drawable, viewer.getCameraParameters());
- ManipManager.getManipManager().render(drawable, gl);
-
- gl.glBindProgramARB(GL.GL_VERTEX_PROGRAM_ARB, vtxProg);
-
- gl.glEnable(GL.GL_VERTEX_PROGRAM_ARB);
- gl.glProgramEnvParameter4fARB(GL.GL_VERTEX_PROGRAM_ARB, 62, fresnel, fresnel, fresnel, 1.0f);
-
- // set texture transforms
- gl.glActiveTextureARB(GL.GL_TEXTURE0_ARB);
- gl.glBindTexture(GL.GL_TEXTURE_CUBE_MAP_ARB, cubemap);
- gl.glEnable(GL.GL_TEXTURE_CUBE_MAP_ARB);
- gl.glMatrixMode(GL.GL_TEXTURE);
- gl.glLoadIdentity();
- gl.glScalef(1.0f, -1.0f, 1.0f);
- viewer.updateInverseRotation(gl);
-
- gl.glActiveTextureARB(GL.GL_TEXTURE1_ARB);
- gl.glBindTexture(GL.GL_TEXTURE_CUBE_MAP_ARB, cubemap);
- gl.glEnable(GL.GL_TEXTURE_CUBE_MAP_ARB);
- gl.glMatrixMode(GL.GL_TEXTURE);
- gl.glLoadIdentity();
- gl.glScalef(1.0f, -1.0f, 1.0f);
- viewer.updateInverseRotation(gl);
-
- if (useRegisterCombiners) {
- gl.glEnable(GL.GL_REGISTER_COMBINERS_NV);
+ if (toggleWire) {
+ toggleWire = false;
+ wire = !wire;
+ if (wire) {
+ gl.glPolygonMode(GL.GL_FRONT_AND_BACK, GL.GL_LINE);
} else {
- gl.glBindProgramARB(GL.GL_FRAGMENT_PROGRAM_ARB, fragProg);
- gl.glEnable(GL.GL_FRAGMENT_PROGRAM_ARB);
+ gl.glPolygonMode(GL.GL_FRONT_AND_BACK, GL.GL_FILL);
}
+ }
- gl.glColor3f(1.0f, 1.0f, 1.0f);
+ // draw background
+ gl.glDisable(GL.GL_DEPTH_TEST);
+ drawSkyBox(gl);
+ gl.glEnable(GL.GL_DEPTH_TEST);
+
+ gl.glPushMatrix();
+
+ viewer.update(gl);
+ ManipManager.getManipManager().updateCameraParameters(drawable, viewer.getCameraParameters());
+ ManipManager.getManipManager().render(drawable, gl);
+
+ gl.glBindProgramARB(GL.GL_VERTEX_PROGRAM_ARB, vtxProg);
+
+ gl.glEnable(GL.GL_VERTEX_PROGRAM_ARB);
+ gl.glProgramEnvParameter4fARB(GL.GL_VERTEX_PROGRAM_ARB, 62, fresnel, fresnel, fresnel, 1.0f);
+
+ // set texture transforms
+ gl.glActiveTexture(GL.GL_TEXTURE0);
+ gl.glBindTexture(GL.GL_TEXTURE_CUBE_MAP, cubemap);
+ gl.glEnable(GL.GL_TEXTURE_CUBE_MAP);
+ gl.glMatrixMode(GL.GL_TEXTURE);
+ gl.glLoadIdentity();
+ gl.glScalef(1.0f, -1.0f, 1.0f);
+ viewer.updateInverseRotation(gl);
+
+ gl.glActiveTexture(GL.GL_TEXTURE1);
+ gl.glBindTexture(GL.GL_TEXTURE_CUBE_MAP, cubemap);
+ gl.glEnable(GL.GL_TEXTURE_CUBE_MAP);
+ gl.glMatrixMode(GL.GL_TEXTURE);
+ gl.glLoadIdentity();
+ gl.glScalef(1.0f, -1.0f, 1.0f);
+ viewer.updateInverseRotation(gl);
+
+ if (useRegisterCombiners) {
+ gl.glEnable(GL.GL_REGISTER_COMBINERS_NV);
+ } else {
+ gl.glBindProgramARB(GL.GL_FRAGMENT_PROGRAM_ARB, fragProg);
+ gl.glEnable(GL.GL_FRAGMENT_PROGRAM_ARB);
+ }
- if (getFlag('s')) {
- // single pass
- setRefraction(gl, refract);
- drawObj(gl, glu, obj);
+ gl.glColor3f(1.0f, 1.0f, 1.0f);
- } else {
- // red pass
- gl.glColorMask(true, false, false, false);
- setRefraction(gl, refract);
- drawObj(gl, glu, obj);
-
- gl.glDepthMask(false);
- gl.glDepthFunc(GL.GL_EQUAL);
-
- // green pass
- gl.glColorMask(false, true, false, false);
- setRefraction(gl, refract + wavelengthDelta);
- drawObj(gl, glu, obj);
-
- // blue pass
- gl.glColorMask(false, false, true, false);
- setRefraction(gl, refract + (wavelengthDelta * 2));
- drawObj(gl, glu, obj);
-
- gl.glDepthMask(true);
- gl.glDepthFunc(GL.GL_LESS);
- gl.glColorMask(true, true, true, false);
- }
+ if (getFlag('s')) {
+ // single pass
+ setRefraction(gl, refract);
+ drawObj(gl, obj);
- if (useRegisterCombiners) {
- gl.glDisable(GL.GL_REGISTER_COMBINERS_NV);
- } else {
- gl.glDisable(GL.GL_FRAGMENT_PROGRAM_ARB);
- }
- gl.glDisable(GL.GL_VERTEX_PROGRAM_ARB);
+ } else {
+ // red pass
+ gl.glColorMask(true, false, false, false);
+ setRefraction(gl, refract);
+ drawObj(gl, obj);
+
+ gl.glDepthMask(false);
+ gl.glDepthFunc(GL.GL_EQUAL);
+
+ // green pass
+ gl.glColorMask(false, true, false, false);
+ setRefraction(gl, refract + wavelengthDelta);
+ drawObj(gl, obj);
+
+ // blue pass
+ gl.glColorMask(false, false, true, false);
+ setRefraction(gl, refract + (wavelengthDelta * 2));
+ drawObj(gl, obj);
+
+ gl.glDepthMask(true);
+ gl.glDepthFunc(GL.GL_LESS);
+ gl.glColorMask(true, true, true, false);
+ }
- gl.glMatrixMode(GL.GL_MODELVIEW);
- gl.glPopMatrix();
+ if (useRegisterCombiners) {
+ gl.glDisable(GL.GL_REGISTER_COMBINERS_NV);
+ } else {
+ gl.glDisable(GL.GL_FRAGMENT_PROGRAM_ARB);
}
+ gl.glDisable(GL.GL_VERTEX_PROGRAM_ARB);
- // Unused routines
- public void reshape(GLDrawable drawable, int x, int y, int width, int height) {}
- public void displayChanged(GLDrawable drawable, boolean modeChanged, boolean deviceChanged) {}
-
- //----------------------------------------------------------------------
- // Internals only below this point
- //
- private boolean[] b = new boolean[256];
- private void dispatchKey(char k) {
- setFlag(k, !getFlag(k));
- // Quit on escape or 'q'
- if ((k == (char) 27) || (k == 'q')) {
- runExit();
- return;
- }
+ gl.glMatrixMode(GL.GL_MODELVIEW);
+ gl.glPopMatrix();
+ }
- switch (k) {
- case '1':
- obj = 0;
- break;
+ // Unused routines
+ public void reshape(GLAutoDrawable drawable, int x, int y, int width, int height) {}
+ public void displayChanged(GLAutoDrawable drawable, boolean modeChanged, boolean deviceChanged) {}
+
+ //----------------------------------------------------------------------
+ // Internals only below this point
+ //
+ public void shutdownDemo() {
+ ManipManager.getManipManager().unregisterWindow(drawable);
+ drawable.removeGLEventListener(this);
+ super.shutdownDemo();
+ }
- case '2':
- obj = 1;
- break;
+ private boolean[] b = new boolean[256];
+ private void dispatchKey(char k) {
+ setFlag(k, !getFlag(k));
- case '3':
- obj = 2;
- break;
+ // Quit on escape or 'q'
+ if ((k == (char) 27) || (k == 'q')) {
+ shutdownDemo();
+ return;
+ }
- case '4':
- obj = 3;
- break;
+ switch (k) {
+ case '1':
+ obj = 0;
+ break;
- case 'v':
- doViewAll = true;
- break;
+ case '2':
+ obj = 1;
+ break;
- case 'w':
- toggleWire = true;
- break;
+ case '3':
+ obj = 2;
+ break;
- default:
- break;
- }
- }
+ case '4':
+ obj = 3;
+ break;
- private void setFlag(char key, boolean val) {
- b[((int) key) & 0xFF] = val;
- }
+ case 'v':
+ doViewAll = true;
+ break;
- private boolean getFlag(char key) {
- return b[((int) key) & 0xFF];
- }
+ case 'w':
+ toggleWire = true;
+ break;
- // FIXME: note we found that we had to swap the negy and posy portions of the cubemap.
- // Not sure why this is the case. Vertical flip in the image read? Possible, but doesn't
- // appear to be the case (have tried this and produced wrong results at the time).
- String[] suffixes = { "posx", "negx", "negy", "posy", "posz", "negz" };
- int[] targets = { GL.GL_TEXTURE_CUBE_MAP_POSITIVE_X_ARB,
- GL.GL_TEXTURE_CUBE_MAP_NEGATIVE_X_ARB,
- GL.GL_TEXTURE_CUBE_MAP_POSITIVE_Y_ARB,
- GL.GL_TEXTURE_CUBE_MAP_NEGATIVE_Y_ARB,
- GL.GL_TEXTURE_CUBE_MAP_POSITIVE_Z_ARB,
- GL.GL_TEXTURE_CUBE_MAP_NEGATIVE_Z_ARB };
- private void loadPNGCubemap(GL gl, GLU glu, String baseName, boolean mipmapped) throws IOException {
- for (int i = 0; i < suffixes.length; i++) {
- String resourceName = baseName + "_" + suffixes[i] + ".png";
- // Note: use of BufferedInputStream works around 4764639/4892246
- BufferedImage img = ImageIO.read(new BufferedInputStream(getClass().getClassLoader().getResourceAsStream(resourceName)));
- if (img == null) {
- throw new RuntimeException("Error reading PNG image " + resourceName);
- }
- makeRGBTexture(gl, glu, img, targets[i], mipmapped);
- }
+ default:
+ break;
}
+ }
- private void makeRGBTexture(GL gl, GLU glu, BufferedImage img, int target, boolean mipmapped) {
- switch (img.getType()) {
- case BufferedImage.TYPE_3BYTE_BGR:
- case BufferedImage.TYPE_CUSTOM: {
- byte[] data = ((DataBufferByte) img.getRaster().getDataBuffer()).getData();
- if (mipmapped) {
- glu.gluBuild2DMipmaps(target, GL.GL_RGB8, img.getWidth(), img.getHeight(), GL.GL_RGB,
- GL.GL_UNSIGNED_BYTE, data);
- } else {
- gl.glTexImage2D(target, 0, GL.GL_RGB, img.getWidth(), img.getHeight(), 0,
- GL.GL_RGB, GL.GL_UNSIGNED_BYTE, data);
- }
- break;
- }
+ private void setFlag(char key, boolean val) {
+ b[((int) key) & 0xFF] = val;
+ }
- case BufferedImage.TYPE_INT_RGB: {
- int[] data = ((DataBufferInt) img.getRaster().getDataBuffer()).getData();
- if (mipmapped) {
- glu.gluBuild2DMipmaps(target, GL.GL_RGB8, img.getWidth(), img.getHeight(), GL.GL_RGB,
- GL.GL_UNSIGNED_BYTE, data);
- } else {
- gl.glTexImage2D(target, 0, GL.GL_RGB, img.getWidth(), img.getHeight(), 0,
- GL.GL_RGB, GL.GL_UNSIGNED_BYTE, data);
- }
- break;
- }
+ private boolean getFlag(char key) {
+ return b[((int) key) & 0xFF];
+ }
+
+ // FIXME: note we found that we had to swap the negy and posy portions of the cubemap.
+ // Not sure why this is the case. Vertical flip in the image read? Possible, but doesn't
+ // appear to be the case (have tried this and produced wrong results at the time).
+ String[] suffixes = { "posx", "negx", "negy", "posy", "posz", "negz" };
+ int[] targets = { GL.GL_TEXTURE_CUBE_MAP_POSITIVE_X,
+ GL.GL_TEXTURE_CUBE_MAP_NEGATIVE_X,
+ GL.GL_TEXTURE_CUBE_MAP_POSITIVE_Y,
+ GL.GL_TEXTURE_CUBE_MAP_NEGATIVE_Y,
+ GL.GL_TEXTURE_CUBE_MAP_POSITIVE_Z,
+ GL.GL_TEXTURE_CUBE_MAP_NEGATIVE_Z };
+ private void loadPNGCubemap(GL gl, String baseName, boolean mipmapped) throws IOException {
+ for (int i = 0; i < suffixes.length; i++) {
+ String resourceName = baseName + "_" + suffixes[i] + ".png";
+ // Note: use of BufferedInputStream works around 4764639/4892246
+ BufferedImage img = ImageIO.read(new BufferedInputStream(getClass().getClassLoader().getResourceAsStream(resourceName)));
+ if (img == null) {
+ throw new RuntimeException("Error reading PNG image " + resourceName);
+ }
+ makeRGBTexture(gl, img, targets[i], mipmapped);
+ }
+ }
- default:
- throw new RuntimeException("Unsupported image type " + img.getType());
+ private void makeRGBTexture(GL gl, BufferedImage img, int target, boolean mipmapped) {
+ switch (img.getType()) {
+ case BufferedImage.TYPE_3BYTE_BGR:
+ case BufferedImage.TYPE_CUSTOM: {
+ byte[] data = ((DataBufferByte) img.getRaster().getDataBuffer()).getData();
+ if (mipmapped) {
+ glu.gluBuild2DMipmaps(target, GL.GL_RGB8, img.getWidth(), img.getHeight(), GL.GL_RGB,
+ GL.GL_UNSIGNED_BYTE, ByteBuffer.wrap(data));
+ } else {
+ gl.glTexImage2D(target, 0, GL.GL_RGB, img.getWidth(), img.getHeight(), 0,
+ GL.GL_RGB, GL.GL_UNSIGNED_BYTE, ByteBuffer.wrap(data));
}
+ break;
}
- private void initExtension(GL gl, String glExtensionName) {
- if (!gl.isExtensionAvailable(glExtensionName)) {
- final String message = "OpenGL extension \"" + glExtensionName + "\" not available";
- new Thread(new Runnable() {
- public void run() {
- JOptionPane.showMessageDialog(null, message, "Unavailable extension", JOptionPane.ERROR_MESSAGE);
- runExit();
- }
- }).start();
- throw new RuntimeException(message);
+ case BufferedImage.TYPE_INT_RGB: {
+ int[] data = ((DataBufferInt) img.getRaster().getDataBuffer()).getData();
+ if (mipmapped) {
+ glu.gluBuild2DMipmaps(target, GL.GL_RGB8, img.getWidth(), img.getHeight(), GL.GL_RGB,
+ GL.GL_UNSIGNED_BYTE, IntBuffer.wrap(data));
+ } else {
+ gl.glTexImage2D(target, 0, GL.GL_RGB, img.getWidth(), img.getHeight(), 0,
+ GL.GL_RGB, GL.GL_UNSIGNED_BYTE, IntBuffer.wrap(data));
}
+ break;
}
- // initalize texture combiners to compute:
- // refraction*(1-fresnel) + reflection*fresnel
- private void initCombiners(GL gl) {
- gl.glCombinerParameteriNV(GL.GL_NUM_GENERAL_COMBINERS_NV, 1);
+ default:
+ throw new RuntimeException("Unsupported image type " + img.getType());
+ }
+ }
+
+ private void initExtension(GL gl, String glExtensionName) {
+ if (!gl.isExtensionAvailable(glExtensionName)) {
+ final String message = "OpenGL extension \"" + glExtensionName + "\" not available";
+ new Thread(new Runnable() {
+ public void run() {
+ JOptionPane.showMessageDialog(null, message, "Unavailable extension", JOptionPane.ERROR_MESSAGE);
+ shutdownDemo();
+ }
+ }).start();
+ throw new RuntimeException(message);
+ }
+ }
+
+ // initalize texture combiners to compute:
+ // refraction*(1-fresnel) + reflection*fresnel
+ private void initCombiners(GL gl) {
+ gl.glCombinerParameteriNV(GL.GL_NUM_GENERAL_COMBINERS_NV, 1);
- // combiner 0
- // a*b+c*d
- gl.glCombinerInputNV(GL.GL_COMBINER0_NV, GL.GL_RGB, GL.GL_VARIABLE_A_NV, GL.GL_TEXTURE0_ARB, GL.GL_UNSIGNED_IDENTITY_NV, GL.GL_RGB);
- gl.glCombinerInputNV(GL.GL_COMBINER0_NV, GL.GL_RGB, GL.GL_VARIABLE_B_NV, GL.GL_PRIMARY_COLOR_NV, GL.GL_UNSIGNED_INVERT_NV, GL.GL_RGB);
- gl.glCombinerInputNV(GL.GL_COMBINER0_NV, GL.GL_RGB, GL.GL_VARIABLE_C_NV, GL.GL_TEXTURE1_ARB, GL.GL_UNSIGNED_IDENTITY_NV, GL.GL_RGB);
- gl.glCombinerInputNV(GL.GL_COMBINER0_NV, GL.GL_RGB, GL.GL_VARIABLE_D_NV, GL.GL_PRIMARY_COLOR_NV, GL.GL_UNSIGNED_IDENTITY_NV, GL.GL_RGB);
-
- // output:
- // (stage, portion, abOutput, cdOutput, sumOutput, scale, bias, abDotProduct, cdDotProduct, muxSum)
- gl.glCombinerOutputNV(GL.GL_COMBINER0_NV, GL.GL_RGB, GL.GL_DISCARD_NV, GL.GL_DISCARD_NV, GL.GL_SPARE0_NV, GL.GL_NONE, GL.GL_NONE, false, false, false);
+ // combiner 0
+ // a*b+c*d
+ gl.glCombinerInputNV(GL.GL_COMBINER0_NV, GL.GL_RGB, GL.GL_VARIABLE_A_NV, GL.GL_TEXTURE0, GL.GL_UNSIGNED_IDENTITY_NV, GL.GL_RGB);
+ gl.glCombinerInputNV(GL.GL_COMBINER0_NV, GL.GL_RGB, GL.GL_VARIABLE_B_NV, GL.GL_PRIMARY_COLOR_NV, GL.GL_UNSIGNED_INVERT_NV, GL.GL_RGB);
+ gl.glCombinerInputNV(GL.GL_COMBINER0_NV, GL.GL_RGB, GL.GL_VARIABLE_C_NV, GL.GL_TEXTURE1, GL.GL_UNSIGNED_IDENTITY_NV, GL.GL_RGB);
+ gl.glCombinerInputNV(GL.GL_COMBINER0_NV, GL.GL_RGB, GL.GL_VARIABLE_D_NV, GL.GL_PRIMARY_COLOR_NV, GL.GL_UNSIGNED_IDENTITY_NV, GL.GL_RGB);
+
+ // output:
+ // (stage, portion, abOutput, cdOutput, sumOutput, scale, bias, abDotProduct, cdDotProduct, muxSum)
+ gl.glCombinerOutputNV(GL.GL_COMBINER0_NV, GL.GL_RGB, GL.GL_DISCARD_NV, GL.GL_DISCARD_NV, GL.GL_SPARE0_NV, GL.GL_NONE, GL.GL_NONE, false, false, false);
- // final combiner
- // output: Frgb = A*B + (1-A)*C + D
- // (variable, input, mapping, componentUsage);
- gl.glFinalCombinerInputNV(GL.GL_VARIABLE_A_NV, GL.GL_SPARE0_NV, GL.GL_UNSIGNED_IDENTITY_NV, GL.GL_RGB);
- gl.glFinalCombinerInputNV(GL.GL_VARIABLE_B_NV, GL.GL_ZERO, GL.GL_UNSIGNED_INVERT_NV, GL.GL_RGB);
- gl.glFinalCombinerInputNV(GL.GL_VARIABLE_C_NV, GL.GL_ZERO, GL.GL_UNSIGNED_IDENTITY_NV, GL.GL_RGB);
- gl.glFinalCombinerInputNV(GL.GL_VARIABLE_D_NV, GL.GL_ZERO, GL.GL_UNSIGNED_IDENTITY_NV, GL.GL_RGB);
- }
+ // final combiner
+ // output: Frgb = A*B + (1-A)*C + D
+ // (variable, input, mapping, componentUsage);
+ gl.glFinalCombinerInputNV(GL.GL_VARIABLE_A_NV, GL.GL_SPARE0_NV, GL.GL_UNSIGNED_IDENTITY_NV, GL.GL_RGB);
+ gl.glFinalCombinerInputNV(GL.GL_VARIABLE_B_NV, GL.GL_ZERO, GL.GL_UNSIGNED_INVERT_NV, GL.GL_RGB);
+ gl.glFinalCombinerInputNV(GL.GL_VARIABLE_C_NV, GL.GL_ZERO, GL.GL_UNSIGNED_IDENTITY_NV, GL.GL_RGB);
+ gl.glFinalCombinerInputNV(GL.GL_VARIABLE_D_NV, GL.GL_ZERO, GL.GL_UNSIGNED_IDENTITY_NV, GL.GL_RGB);
+ }
- private void initFragmentProgram(GL gl) {
- int[] fragProgTmp = new int[1];
- gl.glGenProgramsARB(1, fragProgTmp);
- fragProg = fragProgTmp[0];
- String combineFragProg =
+ private void initFragmentProgram(GL gl) {
+ int[] fragProgTmp = new int[1];
+ gl.glGenProgramsARB(1, fragProgTmp, 0);
+ fragProg = fragProgTmp[0];
+ String combineFragProg =
"!!ARBfp1.0\n" +
"# compute refraction*(1-fresnel) + reflection*fresnel\n" +
"TEMP texSamp0, texSamp1;\n" +
@@ -602,135 +617,133 @@ public class VertexProgRefract {
"MOV result.color, texSamp0;\n" +
"END";
- gl.glBindProgramARB (GL.GL_FRAGMENT_PROGRAM_ARB, fragProg);
- gl.glProgramStringARB(GL.GL_FRAGMENT_PROGRAM_ARB, GL.GL_PROGRAM_FORMAT_ASCII_ARB,
- combineFragProg.length(), combineFragProg);
- int[] errPos = new int[1];
- gl.glGetIntegerv(GL.GL_PROGRAM_ERROR_POSITION_ARB, errPos);
- if (errPos[0] >= 0) {
- System.out.println("Fragment program failed to load:");
- String errMsg = gl.glGetString(GL.GL_PROGRAM_ERROR_STRING_ARB);
- if (errMsg == null) {
- System.out.println("[No error message available]");
- } else {
- System.out.println("Error message: \"" + errMsg + "\"");
- }
- System.out.println("Error occurred at position " + errPos[0] + " in program:");
- int endPos = errPos[0];
- while (endPos < combineFragProg.length() && combineFragProg.charAt(endPos) != '\n') {
- ++endPos;
- }
- System.out.println(combineFragProg.substring(errPos[0], endPos));
+ gl.glBindProgramARB (GL.GL_FRAGMENT_PROGRAM_ARB, fragProg);
+ gl.glProgramStringARB(GL.GL_FRAGMENT_PROGRAM_ARB, GL.GL_PROGRAM_FORMAT_ASCII_ARB,
+ combineFragProg.length(), combineFragProg);
+ int[] errPos = new int[1];
+ gl.glGetIntegerv(GL.GL_PROGRAM_ERROR_POSITION_ARB, errPos, 0);
+ if (errPos[0] >= 0) {
+ System.out.println("Fragment program failed to load:");
+ String errMsg = gl.glGetString(GL.GL_PROGRAM_ERROR_STRING_ARB);
+ if (errMsg == null) {
+ System.out.println("[No error message available]");
+ } else {
+ System.out.println("Error message: \"" + errMsg + "\"");
+ }
+ System.out.println("Error occurred at position " + errPos[0] + " in program:");
+ int endPos = errPos[0];
+ while (endPos < combineFragProg.length() && combineFragProg.charAt(endPos) != '\n') {
+ ++endPos;
}
+ System.out.println(combineFragProg.substring(errPos[0], endPos));
}
+ }
- private void drawSkyBox(GL gl, GLU glu) {
- // Compensates for ExaminerViewer's modification of modelview matrix
- gl.glMatrixMode(GL.GL_MODELVIEW);
- gl.glLoadIdentity();
+ private void drawSkyBox(GL gl) {
+ // Compensates for ExaminerViewer's modification of modelview matrix
+ gl.glMatrixMode(GL.GL_MODELVIEW);
+ gl.glLoadIdentity();
- gl.glActiveTextureARB(GL.GL_TEXTURE1_ARB);
- gl.glDisable(GL.GL_TEXTURE_CUBE_MAP_ARB);
+ gl.glActiveTexture(GL.GL_TEXTURE1);
+ gl.glDisable(GL.GL_TEXTURE_CUBE_MAP);
- gl.glActiveTextureARB(GL.GL_TEXTURE0_ARB);
- gl.glBindTexture(GL.GL_TEXTURE_CUBE_MAP_ARB, cubemap);
- gl.glEnable(GL.GL_TEXTURE_CUBE_MAP_ARB);
-
- // This is a workaround for a driver bug on Mac OS X where the
- // normals are not being sent down to the hardware in
- // GL_NORMAL_MAP_EXT texgen mode. Temporarily enabling lighting
- // causes the normals to be sent down. Thanks to Ken Dyke.
- gl.glEnable(GL.GL_LIGHTING);
-
- gl.glTexGeni(GL.GL_S, GL.GL_TEXTURE_GEN_MODE, GL.GL_NORMAL_MAP_EXT);
- gl.glTexGeni(GL.GL_T, GL.GL_TEXTURE_GEN_MODE, GL.GL_NORMAL_MAP_EXT);
- gl.glTexGeni(GL.GL_R, GL.GL_TEXTURE_GEN_MODE, GL.GL_NORMAL_MAP_EXT);
-
- gl.glEnable(GL.GL_TEXTURE_GEN_S);
- gl.glEnable(GL.GL_TEXTURE_GEN_T);
- gl.glEnable(GL.GL_TEXTURE_GEN_R);
-
- gl.glTexEnvi(GL.GL_TEXTURE_ENV, GL.GL_TEXTURE_ENV_MODE, GL.GL_REPLACE);
-
- gl.glMatrixMode(GL.GL_TEXTURE);
- gl.glPushMatrix();
- gl.glLoadIdentity();
- gl.glScalef(1.0f, -1.0f, 1.0f);
- viewer.updateInverseRotation(gl);
+ gl.glActiveTexture(GL.GL_TEXTURE0);
+ gl.glBindTexture(GL.GL_TEXTURE_CUBE_MAP, cubemap);
+ gl.glEnable(GL.GL_TEXTURE_CUBE_MAP);
+
+ // This is a workaround for a driver bug on Mac OS X where the
+ // normals are not being sent down to the hardware in
+ // GL_NORMAL_MAP texgen mode. Temporarily enabling lighting
+ // causes the normals to be sent down. Thanks to Ken Dyke.
+ gl.glEnable(GL.GL_LIGHTING);
+
+ gl.glTexGeni(GL.GL_S, GL.GL_TEXTURE_GEN_MODE, GL.GL_NORMAL_MAP);
+ gl.glTexGeni(GL.GL_T, GL.GL_TEXTURE_GEN_MODE, GL.GL_NORMAL_MAP);
+ gl.glTexGeni(GL.GL_R, GL.GL_TEXTURE_GEN_MODE, GL.GL_NORMAL_MAP);
+
+ gl.glEnable(GL.GL_TEXTURE_GEN_S);
+ gl.glEnable(GL.GL_TEXTURE_GEN_T);
+ gl.glEnable(GL.GL_TEXTURE_GEN_R);
+
+ gl.glTexEnvi(GL.GL_TEXTURE_ENV, GL.GL_TEXTURE_ENV_MODE, GL.GL_REPLACE);
+
+ gl.glMatrixMode(GL.GL_TEXTURE);
+ gl.glPushMatrix();
+ gl.glLoadIdentity();
+ gl.glScalef(1.0f, -1.0f, 1.0f);
+ viewer.updateInverseRotation(gl);
- glut.glutSolidSphere(glu, 5.0, 40, 20);
+ glut.glutSolidSphere(5.0, 40, 20);
- gl.glDisable(GL.GL_LIGHTING);
+ gl.glDisable(GL.GL_LIGHTING);
- gl.glPopMatrix();
- gl.glMatrixMode(GL.GL_MODELVIEW);
+ gl.glPopMatrix();
+ gl.glMatrixMode(GL.GL_MODELVIEW);
- gl.glDisable(GL.GL_TEXTURE_GEN_S);
- gl.glDisable(GL.GL_TEXTURE_GEN_T);
- gl.glDisable(GL.GL_TEXTURE_GEN_R);
- }
+ gl.glDisable(GL.GL_TEXTURE_GEN_S);
+ gl.glDisable(GL.GL_TEXTURE_GEN_T);
+ gl.glDisable(GL.GL_TEXTURE_GEN_R);
+ }
- private void drawObj(GL gl, GLU glu, int obj) {
- switch(obj) {
- case 0:
- gl.glCallList(bunnydl);
- break;
+ private void drawObj(GL gl, int obj) {
+ switch(obj) {
+ case 0:
+ gl.glCallList(bunnydl);
+ break;
- case 1:
- glut.glutSolidSphere(glu, 0.5, 64, 64);
- break;
+ case 1:
+ glut.glutSolidSphere(0.5, 64, 64);
+ break;
- case 2:
- glut.glutSolidTorus(gl, 0.25, 0.5, 64, 64);
- break;
+ case 2:
+ glut.glutSolidTorus(0.25, 0.5, 64, 64);
+ break;
- case 3:
- drawPlane(gl, 1.0f, 1.0f, 50, 50);
- break;
- }
+ case 3:
+ drawPlane(gl, 1.0f, 1.0f, 50, 50);
+ break;
}
+ }
- private void setRefraction(GL gl, float index) {
- gl.glProgramEnvParameter4fARB(GL.GL_VERTEX_PROGRAM_ARB, 4, index, index*index, 0.0f, 0.0f);
- }
+ private void setRefraction(GL gl, float index) {
+ gl.glProgramEnvParameter4fARB(GL.GL_VERTEX_PROGRAM_ARB, 4, index, index*index, 0.0f, 0.0f);
+ }
+
+ // draw square subdivided into quad strips
+ private void drawPlane(GL gl, float w, float h, int rows, int cols) {
+ int x, y;
+ float vx, vy, s, t;
+ float ts, tt, tw, th;
+
+ ts = 1.0f / cols;
+ tt = 1.0f / rows;
+
+ tw = w / cols;
+ th = h / rows;
+
+ gl.glNormal3f(0.0f, 0.0f, 1.0f);
+
+ for(y=0; y<rows; y++) {
+ gl.glBegin(GL.GL_QUAD_STRIP);
+ for(x=0; x<=cols; x++) {
+ vx = tw * x -(w/2.0f);
+ vy = th * y -(h/2.0f);
+ s = ts * x;
+ t = tt * y;
+
+ gl.glTexCoord2f(s, t);
+ gl.glColor3f(s, t, 0.0f);
+ gl.glVertex3f(vx, vy, 0.0f);
- // draw square subdivided into quad strips
- private void drawPlane(GL gl, float w, float h, int rows, int cols) {
- int x, y;
- float vx, vy, s, t;
- float ts, tt, tw, th;
-
- ts = 1.0f / cols;
- tt = 1.0f / rows;
-
- tw = w / cols;
- th = h / rows;
-
- gl.glNormal3f(0.0f, 0.0f, 1.0f);
-
- for(y=0; y<rows; y++) {
- gl.glBegin(GL.GL_QUAD_STRIP);
- for(x=0; x<=cols; x++) {
- vx = tw * x -(w/2.0f);
- vy = th * y -(h/2.0f);
- s = ts * x;
- t = tt * y;
-
- gl.glTexCoord2f(s, t);
- gl.glColor3f(s, t, 0.0f);
- gl.glVertex3f(vx, vy, 0.0f);
-
- gl.glColor3f(s, t + tt, 0.0f);
- gl.glTexCoord2f(s, t + tt);
- gl.glVertex3f(vx, vy + th, 0.0f);
- }
- gl.glEnd();
+ gl.glColor3f(s, t + tt, 0.0f);
+ gl.glTexCoord2f(s, t + tt);
+ gl.glVertex3f(vx, vy + th, 0.0f);
}
+ gl.glEnd();
}
}
- private void runExit() {
- quit = true;
+ private static void runExit(final Animator animator) {
// Note: calling System.exit() synchronously inside the draw,
// reshape or init callbacks can lead to deadlocks on certain
// platforms (in particular, X11) because the JAWT's locking
generated by cgit v1.2.3 (git 2.39.1) at 2024-11-29 12:34:10 +0000