/*
** License Applicability. Except to the extent portions of this file are
** made subject to an alternative license as permitted in the SGI Free
** Software License B, Version 2.0 (the "License"), the contents of this
** file are subject only to the provisions of the License. You may not use
** this file except in compliance with the License. You may obtain a copy
** of the License at Silicon Graphics, Inc., attn: Legal Services, 1600
** Amphitheatre Parkway, Mountain View, CA 94043-1351, or at:
**
** http://oss.sgi.com/projects/FreeB
**
** Note that, as provided in the License, the Software is distributed on an
** "AS IS" basis, with ALL EXPRESS AND IMPLIED WARRANTIES AND CONDITIONS
** DISCLAIMED, INCLUDING, WITHOUT LIMITATION, ANY IMPLIED WARRANTIES AND
** CONDITIONS OF MERCHANTABILITY, SATISFACTORY QUALITY, FITNESS FOR A
** PARTICULAR PURPOSE, AND NON-INFRINGEMENT.
**
** NOTE: The Original Code (as defined below) has been licensed to Sun
** Microsystems, Inc. ("Sun") under the SGI Free Software License B
** (Version 1.1), shown above ("SGI License"). Pursuant to Section
** 3.2(3) of the SGI License, Sun is distributing the Covered Code to
** you under an alternative license ("Alternative License"). This
** Alternative License includes all of the provisions of the SGI License
** except that Section 2.2 and 11 are omitted. Any differences between
** the Alternative License and the SGI License are offered solely by Sun
** and not by SGI.
**
** Original Code. The Original Code is: OpenGL Sample Implementation,
** Version 1.2.1, released January 26, 2000, developed by Silicon Graphics,
** Inc. The Original Code is Copyright (c) 1991-2000 Silicon Graphics, Inc.
** Copyright in any portions created by third parties is as indicated
** elsewhere herein. All Rights Reserved.
**
** Additional Notice Provisions: The application programming interfaces
** established by SGI in conjunction with the Original Code are The
** OpenGL(R) Graphics System: A Specification (Version 1.2.1), released
** April 1, 1999; The OpenGL(R) Graphics System Utility Library (Version
** 1.3), released November 4, 1998; and OpenGL(R) Graphics with the X
** Window System(R) (Version 1.3), released October 19, 1998. This software
** was created using the OpenGL(R) version 1.2.1 Sample Implementation
** published by SGI, but has not been independently verified as being
** compliant with the OpenGL(R) version 1.2.1 Specification.
**
** $Date: 2009-03-13 22:20:29 -0700 (Fri, 13 Mar 2009) $ $Revision: 1867 $
** $Header$
*/
/*
* Copyright (c) 2002-2004 LWJGL Project
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* * Neither the name of 'LWJGL' nor the names of
* its contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
/*
* Copyright (c) 2003 Sun Microsystems, Inc. All Rights Reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
*
* - Redistribution of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* - Redistribution in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* Neither the name of Sun Microsystems, Inc. or the names of
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* This software is provided "AS IS," without a warranty of any kind. ALL
* EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND WARRANTIES,
* INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY, FITNESS FOR A
* PARTICULAR PURPOSE OR NON-INFRINGEMENT, ARE HEREBY EXCLUDED. SUN
* MICROSYSTEMS, INC. ("SUN") AND ITS LICENSORS SHALL NOT BE LIABLE FOR
* ANY DAMAGES SUFFERED BY LICENSEE AS A RESULT OF USING, MODIFYING OR
* DISTRIBUTING THIS SOFTWARE OR ITS DERIVATIVES. IN NO EVENT WILL SUN OR
* ITS LICENSORS BE LIABLE FOR ANY LOST REVENUE, PROFIT OR DATA, OR FOR
* DIRECT, INDIRECT, SPECIAL, CONSEQUENTIAL, INCIDENTAL OR PUNITIVE
* DAMAGES, HOWEVER CAUSED AND REGARDLESS OF THE THEORY OF LIABILITY,
* ARISING OUT OF THE USE OF OR INABILITY TO USE THIS SOFTWARE, EVEN IF
* SUN HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES.
*
* You acknowledge that this software is not designed or intended for use
* in the design, construction, operation or maintenance of any nuclear
* facility.
*/
package jogamp.opengl.gl2;
import java.nio.*;
import javax.media.opengl.*;
import jogamp.opengl.*;
import com.jogamp.common.nio.Buffers;
/**
* Project.java
*
*
* Created 11-jan-2004
*
* @author Erik Duijs
* @author Kenneth Russell
*/
public class ProjectDouble {
private static final double[] IDENTITY_MATRIX =
new double[] {
1.0, 0.0, 0.0, 0.0,
0.0, 1.0, 0.0, 0.0,
0.0, 0.0, 1.0, 0.0,
0.0, 0.0, 0.0, 1.0 };
// Note that we have cloned parts of the implementation in order to
// support incoming Buffers. The reason for this is to avoid loading
// non-direct buffer subclasses unnecessarily, because doing so can
// cause performance decreases on direct buffer operations, at least
// on the current HotSpot JVM. It would be nicer (and make the code
// simpler) to simply have the array-based entry points delegate to
// the versions taking Buffers by wrapping the arrays.
// Array-based implementation
private final double[] matrix = new double[16];
private final double[][] tempMatrix = new double[4][4];
private final double[] in = new double[4];
private final double[] out = new double[4];
private final double[] forward = new double[3];
private final double[] side = new double[3];
private final double[] up = new double[3];
// Buffer-based implementation
private DoubleBuffer locbuf;
private final DoubleBuffer matrixBuf;
private final DoubleBuffer tempMatrixBuf;
private final DoubleBuffer inBuf;
private final DoubleBuffer outBuf;
private final DoubleBuffer forwardBuf;
private final DoubleBuffer sideBuf;
private final DoubleBuffer upBuf;
public ProjectDouble() {
// Use direct buffers to avoid loading indirect buffer
// implementations for applications trying to avoid doing so.
// Slice up one big buffer because some NIO implementations
// allocate a huge amount of memory to back even the smallest of
// buffers.
DoubleBuffer locbuf = Buffers.newDirectDoubleBuffer(128);
int pos = 0;
int sz = 16;
matrixBuf = slice(locbuf, pos, sz);
pos += sz;
tempMatrixBuf = slice(locbuf, pos, sz);
pos += sz;
sz = 4;
inBuf = slice(locbuf, pos, sz);
pos += sz;
outBuf = slice(locbuf, pos, sz);
pos += sz;
sz = 3;
forwardBuf = slice(locbuf, pos, sz);
pos += sz;
sideBuf = slice(locbuf, pos, sz);
pos += sz;
upBuf = slice(locbuf, pos, sz);
}
public void destroy() {
if(locbuf!=null) {
locbuf.clear();
locbuf=null;
}
}
private static DoubleBuffer slice(DoubleBuffer buf, int pos, int len) {
buf.position(pos);
buf.limit(pos + len);
return buf.slice();
}
/**
* Make matrix an identity matrix
*/
private void __gluMakeIdentityd(DoubleBuffer m) {
int oldPos = m.position();
m.put(IDENTITY_MATRIX);
m.position(oldPos);
}
/**
* Make matrix an identity matrix
*/
private void __gluMakeIdentityd(double[] m) {
for (int i = 0; i < 16; i++) {
m[i] = IDENTITY_MATRIX[i];
}
}
/**
* Method __gluMultMatrixVecd
*
* @param matrix
* @param in
* @param out
*/
private void __gluMultMatrixVecd(double[] matrix, int matrix_offset, double[] in, double[] out) {
for (int i = 0; i < 4; i++) {
out[i] =
in[0] * matrix[0*4+i+matrix_offset] +
in[1] * matrix[1*4+i+matrix_offset] +
in[2] * matrix[2*4+i+matrix_offset] +
in[3] * matrix[3*4+i+matrix_offset];
}
}
/**
* Method __gluMultMatrixVecd
*
* @param matrix
* @param in
* @param out
*/
private void __gluMultMatrixVecd(DoubleBuffer matrix, DoubleBuffer in, DoubleBuffer out) {
int inPos = in.position();
int outPos = out.position();
int matrixPos = matrix.position();
for (int i = 0; i < 4; i++) {
out.put(i + outPos,
in.get(0+inPos) * matrix.get(0*4+i+matrixPos) +
in.get(1+inPos) * matrix.get(1*4+i+matrixPos) +
in.get(2+inPos) * matrix.get(2*4+i+matrixPos) +
in.get(3+inPos) * matrix.get(3*4+i+matrixPos));
}
}
/**
* @param src
* @param inverse
*
* @return
*/
private boolean __gluInvertMatrixd(double[] src, double[] inverse) {
int i, j, k, swap;
double t;
double[][] temp = tempMatrix;
for (i = 0; i < 4; i++) {
for (j = 0; j < 4; j++) {
temp[i][j] = src[i*4+j];
}
}
__gluMakeIdentityd(inverse);
for (i = 0; i < 4; i++) {
//
// Look for largest element in column
//
swap = i;
for (j = i + 1; j < 4; j++) {
if (Math.abs(temp[j][i]) > Math.abs(temp[i][i])) {
swap = j;
}
}
if (swap != i) {
//
// Swap rows.
//
for (k = 0; k < 4; k++) {
t = temp[i][k];
temp[i][k] = temp[swap][k];
temp[swap][k] = t;
t = inverse[i*4+k];
inverse[i*4+k] = inverse[swap*4+k];
inverse[swap*4+k] = t;
}
}
if (temp[i][i] == 0) {
//
// No non-zero pivot. The matrix is singular, which shouldn't
// happen. This means the user gave us a bad matrix.
//
return false;
}
t = temp[i][i];
for (k = 0; k < 4; k++) {
temp[i][k] /= t;
inverse[i*4+k] /= t;
}
for (j = 0; j < 4; j++) {
if (j != i) {
t = temp[j][i];
for (k = 0; k < 4; k++) {
temp[j][k] -= temp[i][k] * t;
inverse[j*4+k] -= inverse[i*4+k]*t;
}
}
}
}
return true;
}
/**
* @param src
* @param inverse
*
* @return
*/
private boolean __gluInvertMatrixd(DoubleBuffer src, DoubleBuffer inverse) {
int i, j, k, swap;
double t;
int srcPos = src.position();
int invPos = inverse.position();
DoubleBuffer temp = tempMatrixBuf;
for (i = 0; i < 4; i++) {
for (j = 0; j < 4; j++) {
temp.put(i*4+j, src.get(i*4+j + srcPos));
}
}
__gluMakeIdentityd(inverse);
for (i = 0; i < 4; i++) {
//
// Look for largest element in column
//
swap = i;
for (j = i + 1; j < 4; j++) {
if (Math.abs(temp.get(j*4+i)) > Math.abs(temp.get(i*4+i))) {
swap = j;
}
}
if (swap != i) {
//
// Swap rows.
//
for (k = 0; k < 4; k++) {
t = temp.get(i*4+k);
temp.put(i*4+k, temp.get(swap*4+k));
temp.put(swap*4+k, t);
t = inverse.get(i*4+k + invPos);
inverse.put(i*4+k + invPos, inverse.get(swap*4+k + invPos));
inverse.put(swap*4+k + invPos, t);
}
}
if (temp.get(i*4+i) == 0) {
//
// No non-zero pivot. The matrix is singular, which shouldn't
// happen. This means the user gave us a bad matrix.
//
return false;
}
t = temp.get(i*4+i);
for (k = 0; k < 4; k++) {
temp.put(i*4+k, temp.get(i*4+k) / t);
inverse.put(i*4+k + invPos, inverse.get(i*4+k + invPos) / t);
}
for (j = 0; j < 4; j++) {
if (j != i) {
t = temp.get(j*4+i);
for (k = 0; k < 4; k++) {
temp.put(j*4+k, temp.get(j*4+k) - temp.get(i*4+k) * t);
inverse.put(j*4+k + invPos, inverse.get(j*4+k + invPos) - inverse.get(i*4+k + invPos) * t);
}
}
}
}
return true;
}
/**
* @param a
* @param b
* @param r
*/
private void __gluMultMatricesd(double[] a, int a_offset, double[] b, int b_offset, double[] r) {
for (int i = 0; i < 4; i++) {
for (int j = 0; j < 4; j++) {
r[i*4+j] =
a[i*4+0+a_offset]*b[0*4+j+b_offset] +
a[i*4+1+a_offset]*b[1*4+j+b_offset] +
a[i*4+2+a_offset]*b[2*4+j+b_offset] +
a[i*4+3+a_offset]*b[3*4+j+b_offset];
}
}
}
/**
* @param a
* @param b
* @param r
*/
private void __gluMultMatricesd(DoubleBuffer a, DoubleBuffer b, DoubleBuffer r) {
int aPos = a.position();
int bPos = b.position();
int rPos = r.position();
for (int i = 0; i < 4; i++) {
for (int j = 0; j < 4; j++) {
r.put(i*4+j + rPos,
a.get(i*4+0+aPos)*b.get(0*4+j+bPos) +
a.get(i*4+1+aPos)*b.get(1*4+j+bPos) +
a.get(i*4+2+aPos)*b.get(2*4+j+bPos) +
a.get(i*4+3+aPos)*b.get(3*4+j+bPos));
}
}
}
/**
* Normalize vector
*
* @param v
*/
private static void normalize(double[] v) {
double r;
r = Math.sqrt(v[0] * v[0] + v[1] * v[1] + v[2] * v[2]);
if ( r == 0.0 )
return;
r = 1.0 / r;
v[0] *= r;
v[1] *= r;
v[2] *= r;
return;
}
/**
* Normalize vector
*
* @param v
*/
private static void normalize(DoubleBuffer v) {
double r;
int vPos = v.position();
r = Math.sqrt(v.get(0+vPos) * v.get(0+vPos) +
v.get(1+vPos) * v.get(1+vPos) +
v.get(2+vPos) * v.get(2+vPos));
if ( r == 0.0 )
return;
r = 1.0 / r;
v.put(0+vPos, v.get(0+vPos) * r);
v.put(1+vPos, v.get(1+vPos) * r);
v.put(2+vPos, v.get(2+vPos) * r);
return;
}
/**
* Calculate cross-product
*
* @param v1
* @param v2
* @param result
*/
private static void cross(double[] v1, double[] v2, double[] result) {
result[0] = v1[1] * v2[2] - v1[2] * v2[1];
result[1] = v1[2] * v2[0] - v1[0] * v2[2];
result[2] = v1[0] * v2[1] - v1[1] * v2[0];
}
/**
* Calculate cross-product
*
* @param v1
* @param v2
* @param result
*/
private static void cross(DoubleBuffer v1, DoubleBuffer v2, DoubleBuffer result) {
int v1Pos = v1.position();
int v2Pos = v2.position();
int rPos = result.position();
result.put(0+rPos, v1.get(1+v1Pos) * v2.get(2+v2Pos) - v1.get(2+v1Pos) * v2.get(1+v2Pos));
result.put(1+rPos, v1.get(2+v1Pos) * v2.get(0+v2Pos) - v1.get(0+v1Pos) * v2.get(2+v2Pos));
result.put(2+rPos, v1.get(0+v1Pos) * v2.get(1+v2Pos) - v1.get(1+v1Pos) * v2.get(0+v2Pos));
}
/**
* Method gluOrtho2D.
*
* @param left
* @param right
* @param bottom
* @param top
*/
public void gluOrtho2D(GL2 gl, double left, double right, double bottom, double top) {
gl.glOrtho(left, right, bottom, top, -1, 1);
}
/**
* Method gluPerspective.
*
* @param fovy
* @param aspect
* @param zNear
* @param zFar
*/
public void gluPerspective(GL2 gl, double fovy, double aspect, double zNear, double zFar) {
double sine, cotangent, deltaZ;
double radians = fovy / 2 * Math.PI / 180;
deltaZ = zFar - zNear;
sine = Math.sin(radians);
if ((deltaZ == 0) || (sine == 0) || (aspect == 0)) {
return;
}
cotangent = Math.cos(radians) / sine;
__gluMakeIdentityd(matrixBuf);
matrixBuf.put(0 * 4 + 0, cotangent / aspect);
matrixBuf.put(1 * 4 + 1, cotangent);
matrixBuf.put(2 * 4 + 2, - (zFar + zNear) / deltaZ);
matrixBuf.put(2 * 4 + 3, -1);
matrixBuf.put(3 * 4 + 2, -2 * zNear * zFar / deltaZ);
matrixBuf.put(3 * 4 + 3, 0);
gl.glMultMatrixd(matrixBuf);
}
/**
* Method gluLookAt
*
* @param eyex
* @param eyey
* @param eyez
* @param centerx
* @param centery
* @param centerz
* @param upx
* @param upy
* @param upz
*/
public void gluLookAt(GL2 gl,
double eyex,
double eyey,
double eyez,
double centerx,
double centery,
double centerz,
double upx,
double upy,
double upz) {
DoubleBuffer forward = this.forwardBuf;
DoubleBuffer side = this.sideBuf;
DoubleBuffer up = this.upBuf;
forward.put(0, centerx - eyex);
forward.put(1, centery - eyey);
forward.put(2, centerz - eyez);
up.put(0, upx);
up.put(1, upy);
up.put(2, upz);
normalize(forward);
/* Side = forward x up */
cross(forward, up, side);
normalize(side);
/* Recompute up as: up = side x forward */
cross(side, forward, up);
__gluMakeIdentityd(matrixBuf);
matrixBuf.put(0 * 4 + 0, side.get(0));
matrixBuf.put(1 * 4 + 0, side.get(1));
matrixBuf.put(2 * 4 + 0, side.get(2));
matrixBuf.put(0 * 4 + 1, up.get(0));
matrixBuf.put(1 * 4 + 1, up.get(1));
matrixBuf.put(2 * 4 + 1, up.get(2));
matrixBuf.put(0 * 4 + 2, -forward.get(0));
matrixBuf.put(1 * 4 + 2, -forward.get(1));
matrixBuf.put(2 * 4 + 2, -forward.get(2));
gl.glMultMatrixd(matrixBuf);
gl.glTranslated(-eyex, -eyey, -eyez);
}
/**
* Method gluProject
*
* @param objx
* @param objy
* @param objz
* @param modelMatrix
* @param projMatrix
* @param viewport
* @param win_pos
*
* @return
*/
public boolean gluProject(double objx,
double objy,
double objz,
double[] modelMatrix,
int modelMatrix_offset,
double[] projMatrix,
int projMatrix_offset,
int[] viewport,
int viewport_offset,
double[] win_pos,
int win_pos_offset ) {
double[] in = this.in;
double[] out = this.out;
in[0] = objx;
in[1] = objy;
in[2] = objz;
in[3] = 1.0;
__gluMultMatrixVecd(modelMatrix, modelMatrix_offset, in, out);
__gluMultMatrixVecd(projMatrix, projMatrix_offset, out, in);
if (in[3] == 0.0)
return false;
in[3] = (1.0 / in[3]) * 0.5;
// Map x, y and z to range 0-1
in[0] = in[0] * in[3] + 0.5f;
in[1] = in[1] * in[3] + 0.5f;
in[2] = in[2] * in[3] + 0.5f;
// Map x,y to viewport
win_pos[0+win_pos_offset] = in[0] * viewport[2+viewport_offset] + viewport[0+viewport_offset];
win_pos[1+win_pos_offset] = in[1] * viewport[3+viewport_offset] + viewport[1+viewport_offset];
win_pos[2+win_pos_offset] = in[2];
return true;
}
/**
* Method gluProject
*
* @param objx
* @param objy
* @param objz
* @param modelMatrix
* @param projMatrix
* @param viewport
* @param win_pos
*
* @return
*/
public boolean gluProject(double objx,
double objy,
double objz,
DoubleBuffer modelMatrix,
DoubleBuffer projMatrix,
IntBuffer viewport,
DoubleBuffer win_pos) {
DoubleBuffer in = this.inBuf;
DoubleBuffer out = this.outBuf;
in.put(0, objx);
in.put(1, objy);
in.put(2, objz);
in.put(3, 1.0);
__gluMultMatrixVecd(modelMatrix, in, out);
__gluMultMatrixVecd(projMatrix, out, in);
if (in.get(3) == 0.0)
return false;
in.put(3, (1.0 / in.get(3)) * 0.5);
// Map x, y and z to range 0-1
in.put(0, in.get(0) * in.get(3) + 0.5f);
in.put(1, in.get(1) * in.get(3) + 0.5f);
in.put(2, in.get(2) * in.get(3) + 0.5f);
// Map x,y to viewport
int vPos = viewport.position();
int wPos = win_pos.position();
win_pos.put(0+wPos, in.get(0) * viewport.get(2+vPos) + viewport.get(0+vPos));
win_pos.put(1+wPos, in.get(1) * viewport.get(3+vPos) + viewport.get(1+vPos));
win_pos.put(2+wPos, in.get(2));
return true;
}
/**
* Method gluUnproject
*
* @param winx
* @param winy
* @param winz
* @param modelMatrix
* @param projMatrix
* @param viewport
* @param obj_pos
*
* @return
*/
public boolean gluUnProject(double winx,
double winy,
double winz,
double[] modelMatrix,
int modelMatrix_offset,
double[] projMatrix,
int projMatrix_offset,
int[] viewport,
int viewport_offset,
double[] obj_pos,
int obj_pos_offset) {
double[] in = this.in;
double[] out = this.out;
__gluMultMatricesd(modelMatrix, modelMatrix_offset, projMatrix, projMatrix_offset, matrix);
if (!__gluInvertMatrixd(matrix, matrix))
return false;
in[0] = winx;
in[1] = winy;
in[2] = winz;
in[3] = 1.0;
// Map x and y from window coordinates
in[0] = (in[0] - viewport[0+viewport_offset]) / viewport[2+viewport_offset];
in[1] = (in[1] - viewport[1+viewport_offset]) / viewport[3+viewport_offset];
// Map to range -1 to 1
in[0] = in[0] * 2 - 1;
in[1] = in[1] * 2 - 1;
in[2] = in[2] * 2 - 1;
__gluMultMatrixVecd(matrix, 0, in, out);
if (out[3] == 0.0)
return false;
out[3] = 1.0 / out[3];
obj_pos[0+obj_pos_offset] = out[0] * out[3];
obj_pos[1+obj_pos_offset] = out[1] * out[3];
obj_pos[2+obj_pos_offset] = out[2] * out[3];
return true;
}
/**
* Method gluUnproject
*
* @param winx
* @param winy
* @param winz
* @param modelMatrix
* @param projMatrix
* @param viewport
* @param obj_pos
*
* @return
*/
public boolean gluUnProject(double winx,
double winy,
double winz,
DoubleBuffer modelMatrix,
DoubleBuffer projMatrix,
IntBuffer viewport,
DoubleBuffer obj_pos) {
DoubleBuffer in = this.inBuf;
DoubleBuffer out = this.outBuf;
__gluMultMatricesd(modelMatrix, projMatrix, matrixBuf);
if (!__gluInvertMatrixd(matrixBuf, matrixBuf))
return false;
in.put(0, winx);
in.put(1, winy);
in.put(2, winz);
in.put(3, 1.0);
// Map x and y from window coordinates
int vPos = viewport.position();
int oPos = obj_pos.position();
in.put(0, (in.get(0) - viewport.get(0+vPos)) / viewport.get(2+vPos));
in.put(1, (in.get(1) - viewport.get(1+vPos)) / viewport.get(3+vPos));
// Map to range -1 to 1
in.put(0, in.get(0) * 2 - 1);
in.put(1, in.get(1) * 2 - 1);
in.put(2, in.get(2) * 2 - 1);
__gluMultMatrixVecd(matrixBuf, in, out);
if (out.get(3) == 0.0)
return false;
out.put(3, 1.0 / out.get(3));
obj_pos.put(0+oPos, out.get(0) * out.get(3));
obj_pos.put(1+oPos, out.get(1) * out.get(3));
obj_pos.put(2+oPos, out.get(2) * out.get(3));
return true;
}
/**
* Method gluUnproject4
*
* @param winx
* @param winy
* @param winz
* @param clipw
* @param modelMatrix
* @param projMatrix
* @param viewport
* @param near
* @param far
* @param obj_pos
*
* @return
*/
public boolean gluUnProject4(double winx,
double winy,
double winz,
double clipw,
double[] modelMatrix,
int modelMatrix_offset,
double[] projMatrix,
int projMatrix_offset,
int[] viewport,
int viewport_offset,
double near,
double far,
double[] obj_pos,
int obj_pos_offset ) {
double[] in = this.in;
double[] out = this.out;
__gluMultMatricesd(modelMatrix, modelMatrix_offset, projMatrix, projMatrix_offset, matrix);
if (!__gluInvertMatrixd(matrix, matrix))
return false;
in[0] = winx;
in[1] = winy;
in[2] = winz;
in[3] = clipw;
// Map x and y from window coordinates
in[0] = (in[0] - viewport[0+viewport_offset]) / viewport[2+viewport_offset];
in[1] = (in[1] - viewport[1+viewport_offset]) / viewport[3+viewport_offset];
in[2] = (in[2] - near) / (far - near);
// Map to range -1 to 1
in[0] = in[0] * 2 - 1;
in[1] = in[1] * 2 - 1;
in[2] = in[2] * 2 - 1;
__gluMultMatrixVecd(matrix, 0, in, out);
if (out[3] == 0.0)
return false;
obj_pos[0+obj_pos_offset] = out[0];
obj_pos[1+obj_pos_offset] = out[1];
obj_pos[2+obj_pos_offset] = out[2];
obj_pos[3+obj_pos_offset] = out[3];
return true;
}
/**
* Method gluUnproject4
*
* @param winx
* @param winy
* @param winz
* @param clipw
* @param modelMatrix
* @param projMatrix
* @param viewport
* @param near
* @param far
* @param obj_pos
*
* @return
*/
public boolean gluUnProject4(double winx,
double winy,
double winz,
double clipw,
DoubleBuffer modelMatrix,
DoubleBuffer projMatrix,
IntBuffer viewport,
double near,
double far,
DoubleBuffer obj_pos) {
DoubleBuffer in = this.inBuf;
DoubleBuffer out = this.outBuf;
__gluMultMatricesd(modelMatrix, projMatrix, matrixBuf);
if (!__gluInvertMatrixd(matrixBuf, matrixBuf))
return false;
in.put(0, winx);
in.put(1, winy);
in.put(2, winz);
in.put(3, clipw);
// Map x and y from window coordinates
int vPos = viewport.position();
in.put(0, (in.get(0) - viewport.get(0+vPos)) / viewport.get(2+vPos));
in.put(1, (in.get(1) - viewport.get(1+vPos)) / viewport.get(3+vPos));
in.put(2, (in.get(2) - near) / (far - near));
// Map to range -1 to 1
in.put(0, in.get(0) * 2 - 1);
in.put(1, in.get(1) * 2 - 1);
in.put(2, in.get(2) * 2 - 1);
__gluMultMatrixVecd(matrixBuf, in, out);
if (out.get(3) == 0.0)
return false;
int oPos = obj_pos.position();
obj_pos.put(0+oPos, out.get(0));
obj_pos.put(1+oPos, out.get(1));
obj_pos.put(2+oPos, out.get(2));
obj_pos.put(3+oPos, out.get(3));
return true;
}
/**
* Method gluPickMatrix
*
* @param x
* @param y
* @param deltaX
* @param deltaY
* @param viewport
*/
public void gluPickMatrix(GL2 gl,
double x,
double y,
double deltaX,
double deltaY,
IntBuffer viewport) {
if (deltaX <= 0 || deltaY <= 0) {
return;
}
/* Translate and scale the picked region to the entire window */
int vPos = viewport.position();
gl.glTranslated((viewport.get(2+vPos) - 2 * (x - viewport.get(0+vPos))) / deltaX,
(viewport.get(3+vPos) - 2 * (y - viewport.get(1+vPos))) / deltaY,
0);
gl.glScaled(viewport.get(2) / deltaX, viewport.get(3) / deltaY, 1.0);
}
/**
* Method gluPickMatrix
*
* @param x
* @param y
* @param deltaX
* @param deltaY
* @param viewport
* @param viewport_offset
*/
public void gluPickMatrix(GL2 gl,
double x,
double y,
double deltaX,
double deltaY,
int[] viewport,
int viewport_offset) {
if (deltaX <= 0 || deltaY <= 0) {
return;
}
/* Translate and scale the picked region to the entire window */
gl.glTranslated((viewport[2+viewport_offset] - 2 * (x - viewport[0+viewport_offset])) / deltaX,
(viewport[3+viewport_offset] - 2 * (y - viewport[1+viewport_offset])) / deltaY,
0);
gl.glScaled(viewport[2+viewport_offset] / deltaX, viewport[3+viewport_offset] / deltaY, 1.0);
}
}
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/*
* Copyright (c) 2003 Sun Microsystems, Inc. All Rights Reserved.
* Copyright (c) 2010 JogAmp Community. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
*
* - Redistribution of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* - Redistribution in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* Neither the name of Sun Microsystems, Inc. or the names of
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* This software is provided "AS IS," without a warranty of any kind. ALL
* EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND WARRANTIES,
* INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY, FITNESS FOR A
* PARTICULAR PURPOSE OR NON-INFRINGEMENT, ARE HEREBY EXCLUDED. SUN
* MICROSYSTEMS, INC. ("SUN") AND ITS LICENSORS SHALL NOT BE LIABLE FOR
* ANY DAMAGES SUFFERED BY LICENSEE AS A RESULT OF USING, MODIFYING OR
* DISTRIBUTING THIS SOFTWARE OR ITS DERIVATIVES. IN NO EVENT WILL SUN OR
* ITS LICENSORS BE LIABLE FOR ANY LOST REVENUE, PROFIT OR DATA, OR FOR
* DIRECT, INDIRECT, SPECIAL, CONSEQUENTIAL, INCIDENTAL OR PUNITIVE
* DAMAGES, HOWEVER CAUSED AND REGARDLESS OF THE THEORY OF LIABILITY,
* ARISING OUT OF THE USE OF OR INABILITY TO USE THIS SOFTWARE, EVEN IF
* SUN HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES.
*
* You acknowledge that this software is not designed or intended for use
* in the design, construction, operation or maintenance of any nuclear
* facility.
*/
package javax.media.opengl;
import jogamp.nativewindow.NWJNILibLoader;
import jogamp.opengl.Debug;
import jogamp.opengl.GLContextImpl;
import jogamp.opengl.GLDrawableFactoryImpl;
import jogamp.opengl.DesktopGLDynamicLookupHelper;
import com.jogamp.common.GlueGenVersion;
import com.jogamp.common.jvm.JNILibLoaderBase;
import com.jogamp.common.os.Platform;
import com.jogamp.common.util.ReflectionUtil;
import com.jogamp.common.util.VersionUtil;
import com.jogamp.common.util.cache.TempJarCache;
import com.jogamp.common.util.locks.LockFactory;
import com.jogamp.common.util.locks.RecursiveThreadGroupLock;
import com.jogamp.nativewindow.NativeWindowVersion;
import com.jogamp.opengl.JoglVersion;
import javax.media.nativewindow.AbstractGraphicsDevice;
import javax.media.nativewindow.NativeWindowFactory;
import javax.media.opengl.fixedfunc.GLPointerFunc;
import java.security.AccessController;
import java.security.PrivilegedAction;
import java.util.HashMap;
import java.util.Iterator;
import java.util.List;
/**
* Specifies the the OpenGL profile.
*
* This class static singleton initialization queries the availability of all OpenGL Profiles
* and instantiates singleton GLProfile objects for each available profile.
*
* The platform default profile may be used, using {@link GLProfile#GetProfileDefault()},
* or more specialized versions using the other static GetProfile methods.
*/
public class GLProfile {
public static final boolean DEBUG = Debug.debug("GLProfile");
/**
* We have to disable support for ANGLE, the D3D ES2 emulation on Windows provided w/ Firefox and Chrome.
* When run in the mentioned browsers, the eglInitialize(..) implementation crashes.
* <p>
* This can be overridden by explicitly enabling ANGLE on Windows by setting the property
* <code>jogl.enable.ANGLE</code>.
* </p>
*/
private static final boolean enableANGLE = Debug.isPropertyDefined("jogl.enable.ANGLE", true);
/**
* In case no OpenGL ES implementation is required
* and if the running platform may have a buggy implementation,
* setting the property <code>jogl.disable.opengles</code> disables querying a possible existing OpenGL ES implementation.
*/
private static final boolean disableOpenGLES = Debug.isPropertyDefined("jogl.disable.opengles", true);
static {
// Also initializes TempJarCache if shall be used.
Platform.initSingleton();
}
/**
* Static initialization of JOGL.
* <p>
* The parameter <code>firstUIActionOnProcess</code> has an impact on concurrent locking,<br>
* see {@link javax.media.nativewindow.NativeWindowFactory#initSingleton(boolean) NativeWindowFactory.initSingleton(firstUIActionOnProcess)}.
* </p>
* <p>
* Applications using this method may place it's call before any other UI invocation
* in the <code>main class</code>'s static block or within the <code>main function</code>.
* In such case, applications may pass <code>firstUIActionOnProcess=true</code> to use native toolkit locking.</P>
* <P>
* RCP Application (Applet's, Webstart, Netbeans, ..) using JOGL are not be able to initialize JOGL
* before the first UI action.
* In such case you shall pass <code>firstUIActionOnProcess=false</code>.</P>
* <P>
* In case this method is not invoked, GLProfile is initialized implicit by
* the first call to {@link #getDefault()}, {@link #get(java.lang.String)} passing <code>firstUIActionOnProcess=false</code>.
* <P>
*
* @param firstUIActionOnProcess Should be <code>true</code> if called before the first UI action of the running program,
* otherwise <code>false</code>.
*
* @deprecated Use {@link #initSingleton()}. This method is subject to be removed in future versions of JOGL.
*/
public static void initSingleton(final boolean firstUIActionOnProcess) {
final boolean justInitialized;
initLock.lock();
try {
if(!initialized) { // volatile: ok
initialized = true;
justInitialized = true;
if(DEBUG) {
System.err.println("GLProfile.initSingleton(firstUIActionOnProcess: "+firstUIActionOnProcess+") - thread "+Thread.currentThread().getName());
Thread.dumpStack();
}
// run the whole static initialization privileged to speed up,
// since this skips checking further access
AccessController.doPrivileged(new PrivilegedAction<Object>() {
public Object run() {
Platform.initSingleton();
// Performance hack to trigger classloading of the GL classes impl, which makes up to 12%, 800ms down to 700ms
new Thread(new Runnable() {
public void run() {
final ClassLoader cl = GLProfile.class.getClassLoader();
try {
ReflectionUtil.createInstance(getGLImplBaseClassName(GL4bc)+"Impl", new Class[] { GLProfile.class, GLContextImpl.class }, new Object[] { null, null }, cl);
} catch (Throwable t) {}
try {
ReflectionUtil.createInstance(getGLImplBaseClassName(GLES2)+"Impl", new Class[] { GLProfile.class, GLContextImpl.class }, new Object[] { null, null }, cl);
} catch (Throwable t) {}
try {
ReflectionUtil.createInstance(getGLImplBaseClassName(GLES1)+"Impl", new Class[] { GLProfile.class, GLContextImpl.class }, new Object[] { null, null }, cl);
} catch (Throwable t) {}
}
}, "GLProfile-GL_Bootstrapping").start();
if(TempJarCache.isInitialized()) {
final ClassLoader cl = GLProfile.class.getClassLoader();
// either: [jogl-all.jar, jogl-all-noawt.jar, jogl-all-mobile.jar] -> jogl-all-natives-<os.and.arch>.jar
// or: nativewindow-core.jar -> nativewindow-natives-<os.and.arch>.jar,
// jogl-core.jar -> jogl-natives-<os.and.arch>.jar,
// (newt-core.jar -> newt-natives-<os.and.arch>.jar)? (if available)
final String newtFactoryClassName = "com.jogamp.newt.NewtFactory";
final Class<?>[] classesFromJavaJars = new Class<?>[] { NWJNILibLoader.class, GLProfile.class, null };
if( ReflectionUtil.isClassAvailable(newtFactoryClassName, cl) ) {
classesFromJavaJars[2] = ReflectionUtil.getClass(newtFactoryClassName, false, cl);
}
JNILibLoaderBase.addNativeJarLibs(classesFromJavaJars, "-all", new String[] { "-noawt", "-mobile", "-core" } );
}
initProfilesForDefaultDevices(firstUIActionOnProcess);
return null;
}
});
} else {
justInitialized = false;
}
} finally {
initLock.unlock();
}
if(DEBUG) {
if( justInitialized && ( hasGL234Impl || hasGLES1Impl || hasGLES2Impl ) ) {
System.err.println(JoglVersion.getDefaultOpenGLInfo(defaultDevice, null, true));
}
}
}
/**
* Static initialization of JOGL.
*
* <p>
* This method shall not need to be called for other reasons than having a defined initialization sequence.
* </p>
*/
public static void initSingleton() {
GLProfile.initSingleton(false);
}
/**
* Trigger eager initialization of GLProfiles for the given device,
* in case it isn't done yet.
*
* @throws GLException if no profile for the given device is available.
*/
public static void initProfiles(AbstractGraphicsDevice device) throws GLException {
getProfileMap(device, true);
}
/**
* Shutdown type for {@link GLProfile#shutdown(ShutdownType)}.
* <p>
* {@link #SHARED_ONLY} For thread based resources only, suitable for eg. {@link java.applet.Applet Applet} restart.<br>
* {@link #COMPLETE} Everything.<br>
* </p>
*/
public enum ShutdownType {
/* Shared thread based resources only, eg. for Applets */
SHARED_ONLY,
/* Everything */
COMPLETE;
}
/**
* Manual shutdown method, may be called after your last JOGL use
* within the running JVM.<br>
* It releases all temporary created resources, ie issues {@link javax.media.opengl.GLDrawableFactory#shutdown()}.<br>
* The shutdown implementation is called via the JVM shutdown hook, if not manually invoked.<br>
* <p>
* This method shall not need to be called for other reasons than issuing a proper shutdown of resources.
* </p>
* @param type the shutdown type, see {@link ShutdownType}.
*/
public static void shutdown(ShutdownType type) {
initLock.lock();
try {
if(initialized) { // volatile: ok
initialized = false;
if(DEBUG) {
System.err.println("GLProfile.shutdown(type: "+type+") - thread "+Thread.currentThread().getName());
Thread.dumpStack();
}
GLDrawableFactory.shutdown(type);
if(ShutdownType.COMPLETE == type) {
GLContext.shutdown();
}
NativeWindowFactory.shutdown();
}
} finally {
initLock.unlock();
}
}
//
// Query platform available OpenGL implementation
//
/**
* Returns the availability of a profile on a device.
*
* @param device a valid AbstractGraphicsDevice, or <code>null</null> for the default device.
* @param profile a valid GLProfile name ({@link #GL4bc}, {@link #GL4}, {@link #GL2}, ..),
* or <code>[ null, GL ]</code> for the default profile.
* @return true if the profile is available for the device, otherwise false.
*/
public static boolean isAvailable(AbstractGraphicsDevice device, String profile) {
initSingleton();
return isAvailableImpl(getProfileMap(device, false), profile);
}
private static boolean isAvailableImpl(HashMap<String /*GLProfile_name*/, GLProfile> map, String profile) {
return null != map && null != map.get(profile);
}
/**
* Returns the availability of a profile on the default device.
*
* @param profile a valid GLProfile name ({@link #GL4bc}, {@link #GL4}, {@link #GL2}, ..),
* or <code>[ null, GL ]</code> for the default profile.
* @return true if the profile is available for the default device, otherwise false.
*/
public static boolean isAvailable(String profile) {
return isAvailable(null, profile);
}
/**
* Returns the availability of any profile on the default device.
*
* @return true if any profile is available for the default device, otherwise false.
*/
public static boolean isAnyAvailable() {
return isAvailable(null, null);
}
public static String glAvailabilityToString(AbstractGraphicsDevice device) {
return glAvailabilityToString(device, null).toString();
}
public static StringBuilder glAvailabilityToString(AbstractGraphicsDevice device, StringBuilder sb) {
return glAvailabilityToString(device, sb, null, 0);
}
private static StringBuilder doIndent(StringBuilder sb, String indent, int indentCount) {
while(indentCount>0) {
sb.append(indent);
indentCount--;
}
return sb;
}
public static StringBuilder glAvailabilityToString(AbstractGraphicsDevice device, StringBuilder sb, String indent, int indentCount) {
boolean avail;
if(null == sb) {
sb = new StringBuilder();
}
final boolean useIndent = null != indent;
initSingleton();
if(null==device) {
device = defaultDevice;
}
final HashMap<String /*GLProfile_name*/, GLProfile> map = getProfileMap(device, false);
if(useIndent) {
doIndent(sb, indent, indentCount).append("Native");
indentCount++;
doIndent(sb.append(Platform.getNewline()), indent, indentCount).append("GL4bc").append(indent);
} else {
sb.append("Native[GL4bc ");
}
avail=isAvailableImpl(map, GL4bc);
sb.append(avail);
if(avail) {
glAvailabilityToString(device, sb.append(" "), 4, GLContext.CTX_PROFILE_COMPAT);
}
if(useIndent) {
doIndent(sb.append(Platform.getNewline()), indent, indentCount).append("GL4").append(indent);
} else {
sb.append(", GL4 ");
}
avail=isAvailableImpl(map, GL4);
sb.append(avail);
if(avail) {
glAvailabilityToString(device, sb.append(" "), 4, GLContext.CTX_PROFILE_CORE);
}
if(useIndent) {
doIndent(sb.append(Platform.getNewline()), indent, indentCount).append("GL3bc").append(indent);
} else {
sb.append(", GL3bc ");
}
avail=isAvailableImpl(map, GL3bc);
sb.append(avail);
if(avail) {
glAvailabilityToString(device, sb.append(" "), 3, GLContext.CTX_PROFILE_COMPAT);
}
if(useIndent) {
doIndent(sb.append(Platform.getNewline()), indent, indentCount).append("GL3").append(indent);
} else {
sb.append(", GL3 ");
}
avail=isAvailableImpl(map, GL3);
sb.append(avail);
if(avail) {
glAvailabilityToString(device, sb.append(" "), 3, GLContext.CTX_PROFILE_CORE);
}
if(useIndent) {
doIndent(sb.append(Platform.getNewline()), indent, indentCount).append("GL2").append(indent);
} else {
sb.append(", GL2 ");
}
avail=isAvailableImpl(map, GL2);
sb.append(avail);
if(avail) {
glAvailabilityToString(device, sb.append(" "), 2, GLContext.CTX_PROFILE_COMPAT);
}
if(useIndent) {
doIndent(sb.append(Platform.getNewline()), indent, indentCount).append("GL2ES1").append(indent);
} else {
sb.append(", GL2ES1 ");
}
sb.append(isAvailableImpl(map, GL2ES1));
if(useIndent) {
doIndent(sb.append(Platform.getNewline()), indent, indentCount).append("GLES1").append(indent);
} else {
sb.append(", GLES1 ");
}
avail=isAvailableImpl(map, GLES1);
sb.append(avail);
if(avail) {
glAvailabilityToString(device, sb.append(" "), 1, GLContext.CTX_PROFILE_ES);
}
if(useIndent) {
doIndent(sb.append(Platform.getNewline()), indent, indentCount).append("GL2ES2").append(indent);
} else {
sb.append(", GL2ES2 ");
}
sb.append(isAvailableImpl(map, GL2ES2));
if(useIndent) {
doIndent(sb.append(Platform.getNewline()), indent, indentCount).append("GLES2").append(indent);
} else {
sb.append(", GLES2 ");
}
avail=isAvailableImpl(map, GLES2);
sb.append(avail);
if(avail) {
glAvailabilityToString(device, sb.append(" "), 2, GLContext.CTX_PROFILE_ES);
}
if(useIndent) {
indentCount--;
doIndent(sb.append(Platform.getNewline()), indent, indentCount).append("Profiles");
indentCount++;
} else {
sb.append("], Profiles[");
}
if(null != map) {
for(Iterator<GLProfile> i=map.values().iterator(); i.hasNext(); ) {
if(useIndent) {
doIndent(sb.append(Platform.getNewline()), indent, indentCount);
}
sb.append(i.next().toString());
if(!useIndent) {
sb.append(", ");
}
}
if(useIndent) {
doIndent(sb.append(Platform.getNewline()), indent, indentCount).append("default ");
} else {
sb.append(", default ");
}
try {
sb.append(getDefault(device));
} catch (GLException gle) {
sb.append("n/a");
}
}
if(useIndent) {
sb.append(Platform.getNewline());
} else {
sb.append("]");
}
return sb;
}
/** Uses the default device */
public static String glAvailabilityToString() {
return glAvailabilityToString(null);
}
//
// Public (user-visible) profiles
//
/** The desktop OpenGL compatibility profile 4.x, with x >= 0, ie GL2 plus GL4.<br>
<code>bc</code> stands for backward compatibility. */
public static final String GL4bc = "GL4bc";
/** The desktop OpenGL core profile 4.x, with x >= 0 */
public static final String GL4 = "GL4";
/** The desktop OpenGL compatibility profile 3.x, with x >= 1, ie GL2 plus GL3.<br>
<code>bc</code> stands for backward compatibility. */
public static final String GL3bc = "GL3bc";
/** The desktop OpenGL core profile 3.x, with x >= 1 */
public static final String GL3 = "GL3";
/** The desktop OpenGL profile 1.x up to 3.0 */
public static final String GL2 = "GL2";
/** The embedded OpenGL profile ES 1.x, with x >= 0 */
public static final String GLES1 = "GLES1";
/** The embedded OpenGL profile ES 2.x, with x >= 0 */
public static final String GLES2 = "GLES2";
/** The intersection of the desktop GL2 and embedded ES1 profile */
public static final String GL2ES1 = "GL2ES1";
/** The intersection of the desktop GL3, GL2 and embedded ES2 profile */
public static final String GL2ES2 = "GL2ES2";
/** The intersection of the desktop GL3 and GL2 profile */
public static final String GL2GL3 = "GL2GL3";
/** The default profile, used for the device default profile map */
private static final String GL_DEFAULT = "GL_DEFAULT";
/**
* All GL Profiles in the order of default detection.
* Desktop compatibility profiles (the one with fixed function pipeline) comes first
* from highest to lowest version.
* <p> This includes the generic subset profiles GL2GL3, GL2ES2 and GL2ES1.</p>
*
* <ul>
* <li> GL4bc
* <li> GL3bc
* <li> GL2
* <li> GL4
* <li> GL3
* <li> GL2GL3
* <li> GLES2
* <li> GL2ES2
* <li> GLES1
* <li> GL2ES1
* </ul>
*
*/
public static final String[] GL_PROFILE_LIST_ALL = new String[] { GL4bc, GL3bc, GL2, GL4, GL3, GL2GL3, GLES2, GL2ES2, GLES1, GL2ES1 };
/**
* Order of maximum profiles.
*
* <ul>
* <li> GL4bc
* <li> GL4
* <li> GL3bc
* <li> GL3
* <li> GL2
* <li> GLES2
* <li> GLES1
* </ul>
*
*/
public static final String[] GL_PROFILE_LIST_MAX = new String[] { GL4bc, GL4, GL3bc, GL3, GL2, GLES2, GLES1 };
/**
* Order of minimum profiles.
*
* <ul>
* <li> GLES1
* <li> GLES2
* <li> GL2
* <li> GL3
* <li> GL3bc
* <li> GL4
* <li> GL4bc
* </ul>
*
*/
public static final String[] GL_PROFILE_LIST_MIN = new String[] { GLES1, GLES2, GL2, GL3, GL3bc, GL4, GL4bc };
/**
* Order of minimum original desktop profiles.
*
* <ul>
* <li> GL2
* <li> GL3bc
* <li> GL4bc
* <li> GL3
* <li> GL4
* </ul>
*
*/
public static final String[] GL_PROFILE_LIST_MIN_DESKTOP = new String[] { GL2, GL3bc, GL4bc, GL3, GL4 };
/**
* Order of maximum fixed function profiles
*
* <ul>
* <li> GL4bc
* <li> GL3bc
* <li> GL2
* <li> GLES1
* </ul>
*
*/
public static final String[] GL_PROFILE_LIST_MAX_FIXEDFUNC = new String[] { GL4bc, GL3bc, GL2, GLES1 };
/**
* Order of maximum programmable shader profiles
*
* <ul>
* <li> GL4bc
* <li> GL4
* <li> GL3bc
* <li> GL3
* <li> GL2
* <li> GLES2
* </ul>
*
*/
public static final String[] GL_PROFILE_LIST_MAX_PROGSHADER = new String[] { GL4bc, GL4, GL3bc, GL3, GL2, GLES2 };
/** Returns a default GLProfile object, reflecting the best for the running platform.
* It selects the first of the set {@link GLProfile#GL_PROFILE_LIST_ALL}
* and favors hardware acceleration.
* @throws GLException if no profile is available for the device.
* @see #GL_PROFILE_LIST_ALL
*/
public static GLProfile getDefault(AbstractGraphicsDevice device) {
GLProfile glp = get(device, GL_DEFAULT);
return glp;
}
/** Returns a default GLProfile object, reflecting the best for the running platform.
* It selects the first of the set {@link GLProfile#GL_PROFILE_LIST_ALL}
* and favors hardware acceleration.
* <p>Uses the default device.</p>
* @throws GLException if no profile is available for the default device.
*/
public static GLProfile getDefault() {
return getDefault(defaultDevice);
}
/**
* Returns the highest profile.
* It selects the first of the set: {@link GLProfile#GL_PROFILE_LIST_MAX}
*
* @throws GLException if no profile is available for the device.
* @see #GL_PROFILE_LIST_MAX
*/
public static GLProfile getMaximum(AbstractGraphicsDevice device, boolean favorHardwareRasterizer)
throws GLException
{
return get(device, GL_PROFILE_LIST_MAX, favorHardwareRasterizer);
}
/** Uses the default device
* @throws GLException if no profile is available for the default device.
* @see #GL_PROFILE_LIST_MAX
*/
public static GLProfile getMaximum(boolean favorHardwareRasterizer)
throws GLException
{
return get(GL_PROFILE_LIST_MAX, favorHardwareRasterizer);
}
/**
* Returns the lowest profile.
* It selects the first of the set: {@link GLProfile#GL_PROFILE_LIST_MIN}
*
* @throws GLException if no desktop profile is available for the device.
* @see #GL_PROFILE_LIST_MIN
*/
public static GLProfile getMinimum(AbstractGraphicsDevice device, boolean favorHardwareRasterizer)
throws GLException
{
return get(device, GL_PROFILE_LIST_MIN, favorHardwareRasterizer);
}
/** Uses the default device
* @throws GLException if no desktop profile is available for the default device.
* @see #GL_PROFILE_LIST_MIN
*/
public static GLProfile getMinimum(boolean favorHardwareRasterizer)
throws GLException
{
return get(GL_PROFILE_LIST_MIN, favorHardwareRasterizer);
}
/**
* Returns the highest profile, implementing the fixed function pipeline.
* It selects the first of the set: {@link GLProfile#GL_PROFILE_LIST_MAX_FIXEDFUNC}
*
* @throws GLException if no fixed function profile is available for the device.
* @see #GL_PROFILE_LIST_MAX_FIXEDFUNC
*/
public static GLProfile getMaxFixedFunc(AbstractGraphicsDevice device, boolean favorHardwareRasterizer)
throws GLException
{
return get(device, GL_PROFILE_LIST_MAX_FIXEDFUNC, favorHardwareRasterizer);
}
/** Uses the default device
* @throws GLException if no fixed function profile is available for the default device.
* @see #GL_PROFILE_LIST_MAX_FIXEDFUNC
*/
public static GLProfile getMaxFixedFunc(boolean favorHardwareRasterizer)
throws GLException
{
return get(GL_PROFILE_LIST_MAX_FIXEDFUNC, favorHardwareRasterizer);
}
/**
* Returns the highest profile, implementing the programmable shader pipeline.
* It selects the first of the set: {@link GLProfile#GL_PROFILE_LIST_MAX_PROGSHADER}
*
* @throws GLException if no programmable profile is available for the device.
* @see #GL_PROFILE_LIST_MAX_PROGSHADER
*/
public static GLProfile getMaxProgrammable(AbstractGraphicsDevice device, boolean favorHardwareRasterizer)
throws GLException
{
return get(device, GL_PROFILE_LIST_MAX_PROGSHADER, favorHardwareRasterizer);
}
/** Uses the default device
* @throws GLException if no programmable profile is available for the default device.
* @see #GL_PROFILE_LIST_MAX_PROGSHADER
*/
public static GLProfile getMaxProgrammable(boolean favorHardwareRasterizer)
throws GLException
{
return get(GL_PROFILE_LIST_MAX_PROGSHADER, favorHardwareRasterizer);
}
/**
* Returns the GL2ES1 profile implementation, hence compatible w/ GL2ES1.<br/>
* It returns:
* <pre>
* GLProfile.get(device, GLProfile.GL2ES1).getImpl());
* </pre>
* <p>Selection favors hardware rasterizer.</p>
*
* @throws GLException if no GL2ES1 compatible profile is available for the default device.
* @see #isGL2ES1()
* @see #get(AbstractGraphicsDevice, String)
* @see #getImpl()
*/
public static GLProfile getGL2ES1(AbstractGraphicsDevice device)
throws GLException
{
return get(device, GL2ES1).getImpl();
}
/**
* Calls {@link #getGL2ES1(AbstractGraphicsDevice)} using the default device.
* <p>Selection favors hardware rasterizer.</p>
* @see #getGL2ES1(AbstractGraphicsDevice)
*/
public static GLProfile getGL2ES1()
throws GLException
{
return get(defaultDevice, GL2ES1).getImpl();
}
/**
* Returns the GL2ES2 profile implementation, hence compatible w/ GL2ES2.<br/>
* It returns:
* <pre>
* GLProfile.get(device, GLProfile.GL2ES2).getImpl());
* </pre>
* <p>Selection favors hardware rasterizer.</p>
*
* @throws GLException if no GL2ES2 compatible profile is available for the default device.
* @see #isGL2ES2()
* @see #get(AbstractGraphicsDevice, String)
* @see #getImpl()
*/
public static GLProfile getGL2ES2(AbstractGraphicsDevice device)
throws GLException
{
return get(device, GL2ES2).getImpl();
}
/**
* Calls {@link #getGL2ES2(AbstractGraphicsDevice)} using the default device.
* <p>Selection favors hardware rasterizer.</p>
* @see #getGL2ES2(AbstractGraphicsDevice)
*/
public static GLProfile getGL2ES2()
throws GLException
{
return get(defaultDevice, GL2ES2).getImpl();
}
/**
* Returns the GL2GL3 profile implementation, hence compatible w/ GL2GL3.<br/>
* It returns:
* <pre>
* GLProfile.get(device, GLProfile.GL2GL3).getImpl());
* </pre>
* <p>Selection favors hardware rasterizer.</p>
*
* @throws GLException if no GL2GL3 compatible profile is available for the default device.
* @see #isGL2GL3()
* @see #get(AbstractGraphicsDevice, String)
* @see #getImpl()
*/
public static GLProfile getGL2GL3(AbstractGraphicsDevice device)
throws GLException
{
return get(device, GL2GL3).getImpl();
}
/**
* Calls {@link #getGL2GL3(AbstractGraphicsDevice)} using the default device.
* <p>Selection favors hardware rasterizer.</p>
* @see #getGL2GL3(AbstractGraphicsDevice)
*/
public static GLProfile getGL2GL3()
throws GLException
{
return get(defaultDevice, GL2GL3).getImpl();
}
/** Returns a GLProfile object.
* verifies the given profile and chooses an appropriate implementation.
* A generic value of <code>null</code> or <code>GL</code> will result in
* the default profile.
*
* @param device a valid AbstractGraphicsDevice, or <code>null</null> for the default device.
* @param profile a valid GLProfile name ({@link #GL4bc}, {@link #GL4}, {@link #GL2}, ..),
* or <code>[ null, GL ]</code> for the default profile.
* @throws GLException if the requested profile is not available for the device.
*/
public static GLProfile get(AbstractGraphicsDevice device, String profile)
throws GLException
{
if(null==profile || profile.equals("GL")) {
profile = GL_DEFAULT;
}
final HashMap<String /*GLProfile_name*/, GLProfile> glpMap = getProfileMap(device, true);
final GLProfile glp = glpMap.get(profile);
if(null == glp) {
throw new GLException("Profile "+profile+" is not available on "+device+", but: "+glpMap.values());
}
return glp;
}
/** Uses the default device
* @param profile a valid GLProfile name ({@link #GL4bc}, {@link #GL4}, {@link #GL2}, ..),
* or <code>[ null, GL ]</code> for the default profile.
* @throws GLException if the requested profile is not available for the default device.
*/
public static GLProfile get(String profile)
throws GLException
{
return get(defaultDevice, profile);
}
/**
* Returns the first profile from the given list,
* where an implementation is available.
*
* @param device a valid AbstractGraphicsDevice, or <code>null</null> for the default device.
* @param profiles array of valid GLProfile name ({@link #GL4bc}, {@link #GL4}, {@link #GL2}, ..)
* @param favorHardwareRasterizer set to true, if hardware rasterizer shall be favored, otherwise false.
* @throws GLException if the non of the requested profiles is available for the device.
*/
public static GLProfile get(AbstractGraphicsDevice device, String[] profiles, boolean favorHardwareRasterizer)
throws GLException
{
GLProfile glProfileAny = null;
HashMap<String /*GLProfile_name*/, GLProfile> map = getProfileMap(device, true);
for(int i=0; i<profiles.length; i++) {
final GLProfile glProfile = map.get(profiles[i]);
if(null!=glProfile) {
if(!favorHardwareRasterizer) {
return glProfile;
}
if(glProfile.isHardwareRasterizer()) {
return glProfile;
}
if(null==glProfileAny) {
glProfileAny = glProfile;
}
}
}
if(null!=glProfileAny) {
return glProfileAny;
}
throw new GLException("Profiles "+array2String(profiles)+" not available on device "+device);
}
/** Uses the default device
* @param profiles array of valid GLProfile name ({@link #GL4bc}, {@link #GL4}, {@link #GL2}, ..)
* @param favorHardwareRasterizer set to true, if hardware rasterizer shall be favored, otherwise false.
* @throws GLException if the non of the requested profiles is available for the default device.
*/
public static GLProfile get(String[] profiles, boolean favorHardwareRasterizer)
throws GLException
{
return get(defaultDevice, profiles, favorHardwareRasterizer);
}
/** Indicates whether the native OpenGL ES1 profile is in use.
* This requires an EGL interface.
*/
public static boolean usesNativeGLES1(String profileImpl) {
return GLES1.equals(profileImpl);
}
/** Indicates whether the native OpenGL ES2 profile is in use.
* This requires an EGL or ES2 compatible interface.
*/
public static boolean usesNativeGLES2(String profileImpl) {
return GLES2.equals(profileImpl);
}
/** Indicates whether either of the native OpenGL ES profiles are in use. */
public static boolean usesNativeGLES(String profileImpl) {
return usesNativeGLES2(profileImpl) || usesNativeGLES1(profileImpl);
}
/** @return {@link javax.media.nativewindow.NativeWindowFactory#isAWTAvailable()} and
JOGL's AWT part */
public static boolean isAWTAvailable() { return isAWTAvailable; }
public static String getGLTypeName(int type) {
switch (type) {
case GL.GL_UNSIGNED_BYTE:
return "GL_UNSIGNED_BYTE";
case GL.GL_BYTE:
return "GL_BYTE";
case GL.GL_UNSIGNED_SHORT:
return "GL_UNSIGNED_SHORT";
case GL.GL_SHORT:
return "GL_SHORT";
case GL.GL_FLOAT:
return "GL_FLOAT";
case GL.GL_FIXED:
return "GL_FIXED";
case javax.media.opengl.GL2ES2.GL_INT:
return "GL_INT";
case javax.media.opengl.GL2ES2.GL_UNSIGNED_INT:
return "GL_UNSIGNED_INT";
case javax.media.opengl.GL2.GL_DOUBLE:
return "GL_DOUBLE";
case javax.media.opengl.GL2.GL_2_BYTES:
return "GL_2_BYTES";
case javax.media.opengl.GL2.GL_3_BYTES:
return "GL_3_BYTES";
case javax.media.opengl.GL2.GL_4_BYTES:
return "GL_4_BYTES";
}
return null;
}
public static String getGLArrayName(int array) {
switch(array) {
case GLPointerFunc.GL_VERTEX_ARRAY:
return "GL_VERTEX_ARRAY";
case GLPointerFunc.GL_NORMAL_ARRAY:
return "GL_NORMAL_ARRAY";
case GLPointerFunc.GL_COLOR_ARRAY:
return "GL_COLOR_ARRAY";
case GLPointerFunc.GL_TEXTURE_COORD_ARRAY:
return "GL_TEXTURE_COORD_ARRAY";
}
return null;
}
public final String getGLImplBaseClassName() {
return getGLImplBaseClassName(getImplName());
}
private static final String getGLImplBaseClassName(String profileImpl) {
if( GLES2 == profileImpl ) {
return "jogamp.opengl.es2.GLES2";
} else if( GLES1 == profileImpl ) {
return "jogamp.opengl.es1.GLES1";
} else if ( GL4bc == profileImpl ||
GL4 == profileImpl ||
GL3bc == profileImpl ||
GL3 == profileImpl ||
GL2 == profileImpl ) {
return "jogamp.opengl.gl4.GL4bc";
} else {
throw new GLException("unsupported profile \"" + profileImpl + "\"");
}
}
/**
* @param o GLProfile object to compare with
* @return true if given Object is a GLProfile and
* if both, profile and profileImpl is equal with this.
*/
public final boolean equals(Object o) {
if(this==o) { return true; }
if(o instanceof GLProfile) {
final GLProfile glp = (GLProfile)o;
return getName() == glp.getName() && getImplName() == glp.getImplName() ;
}
return false;
}
public int hashCode() {
int hash = 5;
hash = 97 * hash + getImplName().hashCode();
hash = 97 * hash + getName().hashCode();
return hash;
}
/**
* @param glp GLProfile to compare with
* @throws GLException if given GLProfile and this aren't equal
*/
public final void verifyEquality(GLProfile glp) throws GLException {
if(!this.equals(glp)) {
throw new GLException("GLProfiles are not equal: "+this+" != "+glp);
}
}
/** return this profiles name */
public final String getName() {
return profile;
}
/** return this profiles implementation, eg. GL2ES2 -> GL2, or GL3 -> GL3 */
public final GLProfile getImpl() {
return null != profileImpl ? profileImpl : this;
}
/** return true if impl. is a hardware rasterizer, otherwise false. */
public final boolean isHardwareRasterizer() {
return isHardwareRasterizer;
}
/**
* return this profiles implementation name, eg. GL2ES2 -> GL2, or GL3 -> GL3
*/
public final String getImplName() {
return null != profileImpl ? profileImpl.getName() : getName();
}
/** Indicates whether this profile is capable of GL4bc. <p>Includes [ GL4bc ].</p> */
public final boolean isGL4bc() {
return GL4bc == profile;
}
/** Indicates whether this profile is capable of GL4. <p>Includes [ GL4bc, GL4 ].</p> */
public final boolean isGL4() {
return isGL4bc() || GL4 == profile;
}
/** Indicates whether this profile is capable of GL3bc. <p>Includes [ GL4bc, GL3bc ].</p> */
public final boolean isGL3bc() {
return isGL4bc() || GL3bc == profile;
}
/** Indicates whether this profile is capable of GL3. <p>Includes [ GL4bc, GL4, GL3bc, GL3 ].</p> */
public final boolean isGL3() {
return isGL4() || isGL3bc() || GL3 == profile;
}
/** Indicates whether this context is a GL2 context <p>Includes [ GL4bc, GL3bc, GL2 ].</p> */
public final boolean isGL2() {
return isGL3bc() || GL2 == profile;
}
/** Indicates whether this profile is capable of GLES1. <p>Includes [ GLES1 ].</p> */
public final boolean isGLES1() {
return GLES1 == profile;
}
/** Indicates whether this profile is capable of GLES2. <p>Includes [ GLES2 ].</p> */
public final boolean isGLES2() {
return GLES2 == profile;
}
/** Indicates whether this profile is capable of GLES. <p>Includes [ GLES1, GLES2 ].</p> */
public final boolean isGLES() {
return GLES2 == profile || GLES1 == profile;
}
/** Indicates whether this profile is capable of GL2ES1. <p>Includes [ GL4bc, GL3bc, GL2, GLES1, GL2ES1 ].</p> */
public final boolean isGL2ES1() {
return GL2ES1 == profile || isGLES1() || isGL2();
}
/** Indicates whether this profile is capable os GL2GL3. <p>Includes [ GL4bc, GL4, GL3bc, GL3, GL2, GL2GL3 ].</p> */
public final boolean isGL2GL3() {
return GL2GL3 == profile || isGL3() || isGL2();
}
/** Indicates whether this profile is capable os GL2ES2. <p>Includes [ GL4bc, GL4, GL3bc, GL3, GL2, GL2GL3, GL2ES2, GLES2 ].</p> */
public final boolean isGL2ES2() {
return GL2ES2 == profile || isGLES2() || isGL2GL3();
}
/** Indicates whether this profile supports GLSL, ie. {@link #isGL2ES2()}. */
public final boolean hasGLSL() {
return isGL2ES2() ;
}
/** Indicates whether this profile uses the native OpenGL ES1 implementations. */
public final boolean usesNativeGLES1() {
return GLES1 == getImplName();
}
/** Indicates whether this profile uses the native OpenGL ES2 implementations. */
public final boolean usesNativeGLES2() {
return GLES2 == getImplName();
}
/** Indicates whether this profile uses either of the native OpenGL ES implementations. */
public final boolean usesNativeGLES() {
return usesNativeGLES2() || usesNativeGLES1();
}
/**
* General validation if type is a valid GL data type
* for the current profile
*/
public boolean isValidDataType(int type, boolean throwException) {
switch(type) {
case GL.GL_UNSIGNED_BYTE:
case GL.GL_BYTE:
case GL.GL_UNSIGNED_SHORT:
case GL.GL_SHORT:
case GL.GL_FLOAT:
case GL.GL_FIXED:
return true;
case javax.media.opengl.GL2ES2.GL_INT:
case javax.media.opengl.GL2ES2.GL_UNSIGNED_INT:
if( isGL2ES2() ) {
return true;
}
case javax.media.opengl.GL2.GL_DOUBLE:
if( isGL3() ) {
return true;
}
case javax.media.opengl.GL2.GL_2_BYTES:
case javax.media.opengl.GL2.GL_3_BYTES:
case javax.media.opengl.GL2.GL_4_BYTES:
if( isGL2() ) {
return true;
}
}
if(throwException) {
throw new GLException("Illegal data type on profile "+this+": "+type);
}
return false;
}
public boolean isValidArrayDataType(int index, int comps, int type,
boolean isVertexAttribPointer, boolean throwException) {
String arrayName = getGLArrayName(index);
if(isGLES1()) {
if(isVertexAttribPointer) {
if(throwException) {
throw new GLException("Illegal array type for "+arrayName+" on profile GLES1: VertexAttribPointer");
}
return false;
}
switch(index) {
case GLPointerFunc.GL_VERTEX_ARRAY:
case GLPointerFunc.GL_TEXTURE_COORD_ARRAY:
switch(type) {
case GL.GL_BYTE:
case GL.GL_SHORT:
case GL.GL_FIXED:
case GL.GL_FLOAT:
break;
default:
if(throwException) {
throw new GLException("Illegal data type for "+arrayName+" on profile GLES1: "+type);
}
return false;
}
switch(comps) {
case 0:
case 2:
case 3:
case 4:
break;
default:
if(throwException) {
throw new GLException("Illegal component number for "+arrayName+" on profile GLES1: "+comps);
}
return false;
}
break;
case GLPointerFunc.GL_NORMAL_ARRAY:
switch(type) {
case GL.GL_BYTE:
case GL.GL_SHORT:
case GL.GL_FIXED:
case GL.GL_FLOAT:
break;
default:
if(throwException) {
throw new GLException("Illegal data type for "+arrayName+" on profile GLES1: "+type);
}
return false;
}
switch(comps) {
case 0:
case 3:
break;
default:
if(throwException) {
throw new GLException("Illegal component number for "+arrayName+" on profile GLES1: "+comps);
}
return false;
}
break;
case GLPointerFunc.GL_COLOR_ARRAY:
switch(type) {
case GL.GL_UNSIGNED_BYTE:
case GL.GL_FIXED:
case GL.GL_FLOAT:
break;
default:
if(throwException) {
throw new GLException("Illegal data type for "+arrayName+" on profile GLES1: "+type);
}
return false;
}
switch(comps) {
case 0:
case 4:
break;
default:
if(throwException) {
throw new GLException("Illegal component number for "+arrayName+" on profile GLES1: "+comps);
}
return false;
}
break;
}
} else if(isGLES2()) {
// simply ignore !isVertexAttribPointer case, since it is simulated anyway ..
switch(type) {
case GL.GL_UNSIGNED_BYTE:
case GL.GL_BYTE:
case GL.GL_UNSIGNED_SHORT:
case GL.GL_SHORT:
case GL.GL_FLOAT:
case GL.GL_FIXED:
break;
default:
if(throwException) {
throw new GLException("Illegal data type for "+arrayName+" on profile GLES2: "+type);
}
return false;
}
/** unable to validate .. could be any valid type/component combination
switch(comps) {
case 0:
case 1:
case 2:
case 3:
case 4:
break;
default:
if(throwException) {
throw new GLException("Illegal component number for "+arrayName+" on profile GLES2: "+comps);
}
return false;
} */
} else if( isGL2ES2() ) {
if(isVertexAttribPointer) {
switch(type) {
case GL.GL_UNSIGNED_BYTE:
case GL.GL_BYTE:
case GL.GL_UNSIGNED_SHORT:
case GL.GL_SHORT:
case GL.GL_FLOAT:
case javax.media.opengl.GL2ES2.GL_INT:
case javax.media.opengl.GL2ES2.GL_UNSIGNED_INT:
case javax.media.opengl.GL2.GL_DOUBLE:
break;
default:
if(throwException) {
throw new GLException("Illegal data type for "+arrayName+" on profile GL2: "+type);
}
return false;
}
switch(comps) {
case 0:
case 1:
case 2:
case 3:
case 4:
break;
default:
if(throwException) {
throw new GLException("Illegal component number for "+arrayName+" on profile GL2: "+comps);
}
return false;
}
} else {
switch(index) {
case GLPointerFunc.GL_VERTEX_ARRAY:
switch(type) {
case GL.GL_SHORT:
case GL.GL_FLOAT:
case javax.media.opengl.GL2ES2.GL_INT:
case javax.media.opengl.GL2.GL_DOUBLE:
break;
default:
if(throwException) {
|