/**
* OlympicGL2
*/
package com.jogamp.opengl.test.junit.jogl.demos.es1;
import com.jogamp.opengl.GL;
import com.jogamp.opengl.GL2ES1;
import com.jogamp.opengl.GL2ES2;
import com.jogamp.opengl.GLAutoDrawable;
import com.jogamp.opengl.GLEventListener;
import com.jogamp.opengl.GLPipelineFactory;
import com.jogamp.opengl.fixedfunc.GLLightingFunc;
import com.jogamp.opengl.fixedfunc.GLMatrixFunc;
import com.jogamp.opengl.glu.GLU;
import com.jogamp.opengl.glu.gl2es1.GLUgl2es1;
import com.jogamp.opengl.util.ImmModeSink;
import com.jogamp.opengl.util.glsl.fixedfunc.FixedFuncUtil;
import com.jogamp.opengl.util.glsl.fixedfunc.ShaderSelectionMode;
import java.lang.Math;
public class OlympicES1 implements GLEventListener
{
private boolean debugFFPEmu = false;
private boolean verboseFFPEmu = false;
private boolean traceFFPEmu = false;
private boolean forceFFPEmu = false;
private boolean debug = false ;
private boolean trace = false ;
// private static final double M_PI= Math.PI;
private static final double M_2PI = 2.0*Math.PI;
private static final int
// XSIZE= 100,
// YSIZE= 75,
RINGS= 5,
BLUERING= 0,
BLACKRING= 1,
REDRING= 2,
YELLOWRING =3,
GREENRING =4,
// BACKGROUND =8,
BLACK = 0,
RED=1,
GREEN=2,
YELLOW=3,
BLUE=4
// ,MAGENTA=5,
// CYAN=6,
// WHITE=7
;
private byte rgb_colors[][];
private int mapped_colors[];
private float dests[][];
private float offsets[][];
private float angs[];
private float rotAxis[][];
private int iters[];
private ImmModeSink theTorus;
private final float lmodel_ambient[] = {0.0f, 0.0f, 0.0f, 0.0f};
private final float lmodel_twoside[] = {0.0f, 0.0f, 0.0f, 0.0f};
// private float lmodel_local[] = {0.0f, 0.0f, 0.0f, 0.0f};
private final float light0_ambient[] = {0.1f, 0.1f, 0.1f, 1.0f};
private final float light0_diffuse[] = {1.0f, 1.0f, 1.0f, 0.0f};
private final float light0_position[] = {0.8660254f, 0.5f, 1f, 0f};
private final float light0_specular[] = {1.0f, 1.0f, 1.0f, 0.0f};
private final float bevel_mat_ambient[] = {0.0f, 0.0f, 0.0f, 1.0f};
private final float bevel_mat_shininess[] = {40.0f, 0f, 0f, 0f};
private final float bevel_mat_specular[] = {1.0f, 1.0f, 1.0f, 0.0f};
private final float bevel_mat_diffuse[] = {1.0f, 0.0f, 0.0f, 0.0f};
private final int swapInterval;
private GLU glu;
public OlympicES1() {
swapInterval = 1;
}
public OlympicES1(final int swapInterval) {
this.swapInterval = swapInterval;
}
public void setForceFFPEmu(final boolean forceFFPEmu, final boolean verboseFFPEmu, final boolean debugFFPEmu, final boolean traceFFPEmu) {
this.forceFFPEmu = forceFFPEmu;
this.verboseFFPEmu = verboseFFPEmu;
this.debugFFPEmu = debugFFPEmu;
this.traceFFPEmu = traceFFPEmu;
}
public void init(final GLAutoDrawable drawable)
{
GL _gl = drawable.getGL();
if(debugFFPEmu) {
// Debug ..
_gl = _gl.getContext().setGL( GLPipelineFactory.create("com.jogamp.opengl.Debug", GL2ES2.class, _gl, null) );
debug = false;
}
if(traceFFPEmu) {
// Trace ..
_gl = _gl.getContext().setGL( GLPipelineFactory.create("com.jogamp.opengl.Trace", GL2ES2.class, _gl, new Object[] { System.err } ) );
trace = false;
}
GL2ES1 gl = FixedFuncUtil.wrapFixedFuncEmul(_gl, ShaderSelectionMode.AUTO, null, forceFFPEmu, verboseFFPEmu);
if(debug) {
try {
// Debug ..
gl = (GL2ES1) gl.getContext().setGL( GLPipelineFactory.create("com.jogamp.opengl.Debug", GL2ES1.class, gl, null) );
} catch (final Exception e) {e.printStackTrace();}
}
if(trace) {
try {
// Trace ..
gl = (GL2ES1) gl.getContext().setGL( GLPipelineFactory.create("com.jogamp.opengl.Trace", GL2ES1.class, gl, new Object[] { System.err } ) );
} catch (final Exception e) {e.printStackTrace();}
}
System.err.println("OlympicES1 init on "+Thread.currentThread());
System.err.println("Chosen GLCapabilities: " + drawable.getChosenGLCapabilities());
System.err.println("INIT GL IS: " + gl.getClass().getName());
System.err.println("GL_VENDOR: " + gl.glGetString(GL.GL_VENDOR));
System.err.println("GL_RENDERER: " + gl.glGetString(GL.GL_RENDERER));
System.err.println("GL_VERSION: " + gl.glGetString(GL.GL_VERSION));
System.err.println("GL GLSL: "+gl.hasGLSL()+", has-compiler-func: "+gl.isFunctionAvailable("glCompileShader")+", version "+(gl.hasGLSL() ? gl.glGetString(GL2ES2.GL_SHADING_LANGUAGE_VERSION) : "none"));
System.err.println("GL FBO: basic "+ gl.hasBasicFBOSupport()+", full "+gl.hasFullFBOSupport());
System.err.println("GL Profile: "+gl.getGLProfile());
System.err.println("GL:" + gl + ", " + gl.getContext().getGLVersion());
glu = GLU.createGLU(gl);
System.err.println("GLU:" + glu.getClass().getName());
rgb_colors=new byte[RINGS][3];
mapped_colors=new int [RINGS];
dests=new float [RINGS][3];
offsets=new float[RINGS][3];
angs=new float[RINGS];
rotAxis=new float[RINGS][3];
iters=new int[RINGS];
int i;
final float top_y = 1.0f;
final float bottom_y = 0.0f;
final float top_z = 0.15f;
final float bottom_z = 0.69f;
final float spacing = 2.5f;
for (i = 0; i < RINGS; i++) {
rgb_colors[i][0] = rgb_colors[i][1] = rgb_colors[i][2] = (byte)0;
}
rgb_colors[BLUERING][2] = (byte)255;
rgb_colors[REDRING][0] = (byte)255;
rgb_colors[GREENRING][1] = (byte)255;
rgb_colors[YELLOWRING][0] = (byte)255;
rgb_colors[YELLOWRING][1] = (byte)255;
mapped_colors[BLUERING] = BLUE;
mapped_colors[REDRING] = RED;
mapped_colors[GREENRING] = GREEN;
mapped_colors[YELLOWRING] = YELLOW;
mapped_colors[BLACKRING] = BLACK;
dests[BLUERING][0] = -spacing;
dests[BLUERING][1] = top_y;
dests[BLUERING][2] = top_z;
dests[BLACKRING][0] = 0.0f;
dests[BLACKRING][1] = top_y;
dests[BLACKRING][2] = top_z;
dests[REDRING][0] = spacing;
dests[REDRING][1] = top_y;
dests[REDRING][2] = top_z;
dests[YELLOWRING][0] = -spacing / 2.0f;
dests[YELLOWRING][1] = bottom_y;
dests[YELLOWRING][2] = bottom_z;
dests[GREENRING][0] = spacing / 2.0f;
dests[GREENRING][1] = bottom_y;
dests[GREENRING][2] = bottom_z;
theTorus = ImmModeSink.createFixed(40,
3, GL.GL_FLOAT, // vertex
0, GL.GL_FLOAT, // color
3, GL.GL_FLOAT, // normal
0, GL.GL_FLOAT, // texCoords
GL.GL_STATIC_DRAW);
FillTorus(gl, theTorus, 0.1f, 8, 1.0f, 25);
gl.glEnable(GL.GL_CULL_FACE);
gl.glCullFace(GL.GL_BACK);
gl.glEnable(GL.GL_DEPTH_TEST);
gl.glClearDepth(1.0);
gl.glLightfv(GLLightingFunc.GL_LIGHT0, GLLightingFunc.GL_AMBIENT, light0_ambient, 0);
gl.glLightfv(GLLightingFunc.GL_LIGHT0, GLLightingFunc.GL_DIFFUSE, light0_diffuse, 0);
gl.glLightfv(GLLightingFunc.GL_LIGHT0, GLLightingFunc.GL_SPECULAR, light0_specular, 0);
gl.glLightfv(GLLightingFunc.GL_LIGHT0, GLLightingFunc.GL_POSITION, light0_position, 0);
gl.glEnable(GLLightingFunc.GL_LIGHT0);
// gl.glLightModelfv(GL2.GL_LIGHT_MODEL_LOCAL_VIEWER, lmodel_local, 0);
gl.glLightModelfv(GL2ES1.GL_LIGHT_MODEL_TWO_SIDE, lmodel_twoside, 0);
gl.glLightModelfv(GL2ES1.GL_LIGHT_MODEL_AMBIENT, lmodel_ambient, 0);
gl.glEnable(GLLightingFunc.GL_LIGHTING);
gl.glClearColor(0.5f, 0.5f, 0.5f, 0.0f);
gl.glMaterialfv(GL.GL_FRONT, GLLightingFunc.GL_AMBIENT, bevel_mat_ambient, 0);
gl.glMaterialfv(GL.GL_FRONT, GLLightingFunc.GL_SHININESS, bevel_mat_shininess, 0);
gl.glMaterialfv(GL.GL_FRONT, GLLightingFunc.GL_SPECULAR, bevel_mat_specular, 0);
gl.glMaterialfv(GL.GL_FRONT, GLLightingFunc.GL_DIFFUSE, bevel_mat_diffuse, 0);
// gl.glColorMaterial(GL.GL_FRONT_AND_BACK, GL2ES1.GL_DIFFUSE);
gl.glEnable(GLLightingFunc.GL_COLOR_MATERIAL);
gl.glShadeModel(GLLightingFunc.GL_SMOOTH);
ReInit();
t0 = System.currentTimeMillis();
tL = t0;
}
@Override
public void dispose(final GLAutoDrawable glad) {
glu = null;
theTorus.destroy(glad.getGL());
theTorus = null;
}
@Override
public void reshape(final GLAutoDrawable glad, final int x, final int y, final int width, final int height) {
final GL2ES1 gl = glad.getGL().getGL2ES1();
gl.setSwapInterval(swapInterval);
gl.glMatrixMode(GLMatrixFunc.GL_PROJECTION);
gl.glLoadIdentity();
glu.gluPerspective(45f, (float) width / (float) height, 0.1f, 100.0f);
gl.glMatrixMode(GLMatrixFunc.GL_MODELVIEW);
gl.glLoadIdentity();
glu.gluLookAt(0, 0, 10, 0, 0, 0, 0, 1, 0);
}
@Override
public void display(final GLAutoDrawable glad) {
final GL2ES1 gl = glad.getGL().getGL2ES1();
int i;
gl.glClear(GL.GL_COLOR_BUFFER_BIT | GL.GL_DEPTH_BUFFER_BIT);
gl.glPushMatrix();
for (i = 0; i < RINGS; i++) {
gl.glColor4ub(rgb_colors[i][0], rgb_colors[i][1], rgb_colors[i][2], (byte)1);
gl.glPushMatrix();
gl.glTranslatef(dests[i][0] + offsets[i][0],
dests[i][1] + offsets[i][1],
dests[i][2] + offsets[i][2]);
gl.glRotatef(angs[i], rotAxis[i][0], rotAxis[i][1], rotAxis[i][2]);
theTorus.draw(gl, true);
gl.glPopMatrix();
}
gl.glPopMatrix();
animationCalc();
}
long t0, tL;
protected void animationCalc()
{
int i, j;
final long t1 = System.currentTimeMillis();
if( t1 - tL < 50 ) {
return;
}
for (i = 0; i < RINGS; i++) {
if (iters[i]!=0) {
for (j = 0; j < 3; j++) {
offsets[i][j] = Clamp(iters[i], offsets[i][j]);
}
angs[i] = Clamp(iters[i], angs[i]);
iters[i]--;
}
}
if (iters[0]==0)
{
ReInit();
}
tL = t1;
}
protected void ReInit() {
int i;
float deviation;
deviation = MyRand() / 2;
deviation = deviation * deviation;
for (i = 0; i < RINGS; i++) {
offsets[i][0] = MyRand();
offsets[i][1] = MyRand();
offsets[i][2] = MyRand();
angs[i] = (float) (260.0 * MyRand());
rotAxis[i][0] = MyRand();
rotAxis[i][1] = MyRand();
rotAxis[i][2] = MyRand();
iters[i] = ( int ) (deviation * MyRand() + 60.0);
}
}
protected static void FillTorus(final GL gl, final ImmModeSink immModeSink, final float rc, final int numc, final float rt, final int numt)
{
int i, j, k;
double s, t;
float x, y, z;
for (i = 0; i < numc; i++) {
immModeSink.glBegin(ImmModeSink.GL_QUAD_STRIP);
for (j = 0; j <= numt; j++) {
for (k = 1; k >= 0; k--) {
s = (i + k) % numc + 0.5;
t = j % numt;
x = (float) Math.cos(t * M_2PI / numt) * (float) Math.cos(s * M_2PI / numc);
y = (float) Math.sin(t * M_2PI / numt) * (float) Math.cos(s * M_2PI / numc);
z = (float) Math.sin(s * M_2PI / numc);
immModeSink.glNormal3f(x, y, z);
x = (rt + rc * (float) Math.cos(s * M_2PI / numc)) * (float) Math.cos(t * M_2PI / numt);
y = (rt + rc * (float) Math.cos(s * M_2PI / numc)) * (float) Math.sin(t * M_2PI / numt);
z = rc * (float) Math.sin(s * M_2PI / numc);
immModeSink.glVertex3f(x, y, z);
}
}
immModeSink.glEnd(gl, false);
}
}
protected float Clamp(final int iters_left, final float t)
{
if (iters_left < 3) {
return 0.0f;
}
return (iters_left - 2) * t / iters_left;
}
protected float MyRand()
{
// return 10.0 * (drand48() - 0.5);
return (float) ( 10.0 * (Math.random() - 0.5) );
}
}