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-rw-r--r--src/jogl/classes/javax/media/opengl/DefaultGLCapabilitiesChooser.java89
1 files changed, 52 insertions, 37 deletions
diff --git a/src/jogl/classes/javax/media/opengl/DefaultGLCapabilitiesChooser.java b/src/jogl/classes/javax/media/opengl/DefaultGLCapabilitiesChooser.java
index f678c709e..7e243471e 100644
--- a/src/jogl/classes/javax/media/opengl/DefaultGLCapabilitiesChooser.java
+++ b/src/jogl/classes/javax/media/opengl/DefaultGLCapabilitiesChooser.java
@@ -1,22 +1,22 @@
/*
* Copyright (c) 2003-2009 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
@@ -29,11 +29,11 @@
* 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.
- *
+ *
* Sun gratefully acknowledges that this software was originally authored
* and developed by Kenneth Bradley Russell and Christopher John Kline.
*/
@@ -85,25 +85,31 @@ import jogamp.opengl.Debug;
*/
public class DefaultGLCapabilitiesChooser implements GLCapabilitiesChooser {
- private static final boolean DEBUG = Debug.isPropertyDefined("jogl.debug.CapabilitiesChooser", true);
+ private static final boolean DEBUG;
- final static int NO_SCORE = -9999999;
- final static int DOUBLE_BUFFER_MISMATCH_PENALTY = 1000;
- final static int OPAQUE_MISMATCH_PENALTY = 750;
- final static int STENCIL_MISMATCH_PENALTY = 500;
- final static int MULTISAMPLE_MISMATCH_PENALTY = 500;
- final static int MULTISAMPLE_EXTENSION_MISMATCH_PENALTY = 250; // just a little drop, no scale
+ static {
+ Debug.initSingleton();
+ DEBUG = Debug.isPropertyDefined("jogl.debug.CapabilitiesChooser", true);
+ }
+
+ private final static int NO_SCORE = -9999999;
+ private final static int DOUBLE_BUFFER_MISMATCH_PENALTY = 1000;
+ private final static int OPAQUE_MISMATCH_PENALTY = 750;
+ private final static int STENCIL_MISMATCH_PENALTY = 500;
+ private final static int MULTISAMPLE_MISMATCH_PENALTY = 500;
+ private final static int MULTISAMPLE_EXTENSION_MISMATCH_PENALTY = 250; // just a little drop, no scale
// Pseudo attempt to keep equal rank penalties scale-equivalent
// (e.g., stencil mismatch is 3 * accum because there are 3 accum
// components)
- final static int COLOR_MISMATCH_PENALTY_SCALE = 36;
- final static int DEPTH_MISMATCH_PENALTY_SCALE = 6;
- final static int ACCUM_MISMATCH_PENALTY_SCALE = 1;
- final static int STENCIL_MISMATCH_PENALTY_SCALE = 3;
- final static int MULTISAMPLE_MISMATCH_PENALTY_SCALE = 3;
-
+ private final static int COLOR_MISMATCH_PENALTY_SCALE = 36;
+ private final static int DEPTH_MISMATCH_PENALTY_SCALE = 6;
+ private final static int ACCUM_MISMATCH_PENALTY_SCALE = 1;
+ private final static int STENCIL_MISMATCH_PENALTY_SCALE = 3;
+ private final static int MULTISAMPLE_MISMATCH_PENALTY_SCALE = 3;
+
+ @Override
public int chooseCapabilities(final CapabilitiesImmutable desired,
- final List /*<CapabilitiesImmutable>*/ available,
+ final List<? extends CapabilitiesImmutable> available,
final int windowSystemRecommendedChoice) {
if ( null == desired ) {
throw new NativeWindowException("Null desired capabilities");
@@ -116,6 +122,7 @@ public class DefaultGLCapabilitiesChooser implements GLCapabilitiesChooser {
final int availnum = available.size();
if (DEBUG) {
+ Thread.dumpStack();
System.err.println("Desired: " + gldes);
System.err.println("Available: " + availnum);
for (int i = 0; i < available.size(); i++) {
@@ -136,38 +143,46 @@ public class DefaultGLCapabilitiesChooser implements GLCapabilitiesChooser {
// Create score array
int[] scores = new int[availnum];
-
+
for (int i = 0; i < scores.length; i++) {
scores[i] = NO_SCORE;
}
- final int gldes_samples = gldes.getSampleBuffers() ? gldes.getNumSamples() : 0;
-
+ final int gldes_samples = gldes.getNumSamples();
+
// Compute score for each
for (int i = 0; i < availnum; i++) {
- GLCapabilitiesImmutable cur = (GLCapabilitiesImmutable) available.get(i);
+ final GLCapabilitiesImmutable cur = (GLCapabilitiesImmutable) available.get(i);
if (cur == null) {
continue;
}
- if (gldes.isOnscreen() != cur.isOnscreen()) {
- continue;
+ if (gldes.isOnscreen() && !cur.isOnscreen()) {
+ continue; // requested onscreen, but n/a
}
- if (!gldes.isOnscreen() && gldes.isPBuffer() && !cur.isPBuffer()) {
- continue; // only skip if requested Offscreen && PBuffer, but no PBuffer available
+ if (!gldes.isOnscreen()) {
+ /** FBO is generic ..
+ if (gldes.isFBO() && !cur.isFBO()) {
+ continue; // requested FBO, but n/a
+ } */
+ if (gldes.isPBuffer() && !cur.isPBuffer()) {
+ continue; // requested pBuffer, but n/a
+ }
+ if (gldes.isBitmap() && !cur.isBitmap()) {
+ continue; // requested pBuffer, but n/a
+ }
}
if (gldes.getStereo() != cur.getStereo()) {
continue;
}
- final int cur_samples =
- cur.getSampleBuffers() ? cur.getNumSamples() : 0;
+ final int cur_samples = cur.getNumSamples() ;
int score = 0;
-
+
// Compute difference in color depth
// (Note that this decides the direction of all other penalties)
score += (COLOR_MISMATCH_PENALTY_SCALE *
((cur.getRedBits() + cur.getGreenBits() + cur.getBlueBits() + cur.getAlphaBits()) -
(gldes.getRedBits() + gldes.getGreenBits() + gldes.getBlueBits() + gldes.getAlphaBits())));
// Compute difference in depth buffer depth
- score += (DEPTH_MISMATCH_PENALTY_SCALE * sign(score) *
+ score += (DEPTH_MISMATCH_PENALTY_SCALE * sign(score) *
Math.abs(cur.getDepthBits() - gldes.getDepthBits()));
// Compute difference in accumulation buffer depth
score += (ACCUM_MISMATCH_PENALTY_SCALE * sign(score) *
@@ -207,7 +222,7 @@ public class DefaultGLCapabilitiesChooser implements GLCapabilitiesChooser {
if (score == NO_SCORE) {
continue;
}
- GLCapabilitiesImmutable cur = (GLCapabilitiesImmutable) available.get(i);
+ final GLCapabilitiesImmutable cur = (GLCapabilitiesImmutable) available.get(i);
if (cur.getHardwareAccelerated()) {
int absScore = Math.abs(score);
if (!gotHW ||
@@ -223,7 +238,7 @@ public class DefaultGLCapabilitiesChooser implements GLCapabilitiesChooser {
if (score == NO_SCORE) {
continue;
}
- GLCapabilitiesImmutable cur = (GLCapabilitiesImmutable) available.get(i);
+ final GLCapabilitiesImmutable cur = (GLCapabilitiesImmutable) available.get(i);
if (!cur.getHardwareAccelerated()) {
if (score <= 0) {
score -= maxAbsoluteHWScore;
@@ -241,12 +256,12 @@ public class DefaultGLCapabilitiesChooser implements GLCapabilitiesChooser {
if (i > 0) {
System.err.print(",");
}
- System.err.print(" " + scores[i]);
+ System.err.print(" " + i +": " + scores[i]);
}
System.err.println(" ]");
}
- // Ready to select. Choose score closest to 0.
+ // Ready to select. Choose score closest to 0.
int scoreClosestToZero = NO_SCORE;
int chosenIndex = -1;
for (int i = 0; i < availnum; i++) {
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-29 19:04:27 +0000