From 8adc04788a6d9dd44de5a4636b46d14dbb70b799 Mon Sep 17 00:00:00 2001 From: Sven Gothel Date: Mon, 31 Jan 2011 07:42:43 +0100 Subject: GLCapabilities enhancements: Choosing, All-Available, Data Handling (X11, WGL and EGL) - GLDrawableFactory exposes: public final List/*GLCapabilitiesImmutable*/ getAvailableCapabilities(AbstractGraphicsDevice device) - GLCapabilities platform specialization containing native ids (XVisual/FBConfig, PFD, EGLConfig, ..) - GLCapabilities setPbuffer(true) disables onscreen - Capabilities setOnscreen(true) disables pbuffer - Capabilities implements Comparable - *Capabilities: enhanced 'toString(..)' - CapabilitiesChooser.chooseCapabilities: 'CapabilitiesImmutable[] available' -> 'List /**/ available' - VersionApplet, GLCanvas.main, GLWindow.main, GLProfile/debug: dumps all available GLCaps - WGLGLCapabilities: proper non-displayeble (pbuffer) pfdid handling TODO: ES/EGL test with emulation --- .../opengl/impl/GLGraphicsConfigurationUtil.java | 133 +++++++++++++++++++++ 1 file changed, 133 insertions(+) create mode 100644 src/jogl/classes/com/jogamp/opengl/impl/GLGraphicsConfigurationUtil.java (limited to 'src/jogl/classes/com/jogamp/opengl/impl/GLGraphicsConfigurationUtil.java') diff --git a/src/jogl/classes/com/jogamp/opengl/impl/GLGraphicsConfigurationUtil.java b/src/jogl/classes/com/jogamp/opengl/impl/GLGraphicsConfigurationUtil.java new file mode 100644 index 000000000..53d42259a --- /dev/null +++ b/src/jogl/classes/com/jogamp/opengl/impl/GLGraphicsConfigurationUtil.java @@ -0,0 +1,133 @@ +/** + * Copyright 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: + * + * 1. Redistributions of source code must retain the above copyright notice, this list of + * conditions and the following disclaimer. + * + * 2. 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. + * + * THIS SOFTWARE IS PROVIDED BY JogAmp Community ``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 JogAmp Community 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. + * + * The views and conclusions contained in the software and documentation are those of the + * authors and should not be interpreted as representing official policies, either expressed + * or implied, of JogAmp Community. + */ + +package com.jogamp.opengl.impl; + +import java.util.ArrayList; +import javax.media.opengl.GLCapabilities; +import javax.media.opengl.GLCapabilitiesImmutable; + +public class GLGraphicsConfigurationUtil { + public static final int WINDOW_BIT = 1 << 0; + public static final int BITMAP_BIT = 1 << 1; + public static final int PBUFFER_BIT = 1 << 2; + public static final int ALL_BITS = WINDOW_BIT | BITMAP_BIT | PBUFFER_BIT ; + + public static final StringBuffer winAttributeBits2String(StringBuffer sb, int winattrbits) { + if(null==sb) { + sb = new StringBuffer(); + } + boolean seperator = false; + if( 0 != ( WINDOW_BIT & winattrbits ) ) { + sb.append("WINDOW"); + seperator=true; + } + if( 0 != ( BITMAP_BIT & winattrbits ) ) { + if(seperator) { + sb.append(", "); + } + sb.append("BITMAP"); + seperator=true; + } + if( 0 != ( PBUFFER_BIT & winattrbits ) ) { + if(seperator) { + sb.append(", "); + } + sb.append("PBUFFER"); + } + return sb; + } + + /** + * @return bitmask representing the input boolean in exclusive or logic, ie only one bit will be set + */ + public static final int getWinAttributeBits(boolean isOnscreen, boolean isPBuffer) { + int winattrbits = 0; + if(isOnscreen) { + winattrbits |= WINDOW_BIT; + } else if (!isPBuffer) { + winattrbits |= BITMAP_BIT; + } else { + winattrbits |= PBUFFER_BIT; + } + return winattrbits; + } + + /** + * @see #getWinAttributeBits(boolean, boolean) + */ + public static final int getWinAttributeBits(GLCapabilitiesImmutable caps) { + return getWinAttributeBits(caps.isOnscreen(), caps.isPBuffer()); + } + + public static final boolean addGLCapabilitiesPermutations(ArrayList capsBucket, GLCapabilitiesImmutable temp, int winattrbits) { + int preSize = capsBucket.size(); + if( 0 != ( WINDOW_BIT & winattrbits ) ) { + GLCapabilities cpy = (GLCapabilities) temp.cloneMutable(); + cpy.setOnscreen(true); + capsBucket.add(cpy); + } + if( 0 != ( PBUFFER_BIT & winattrbits ) ) { + GLCapabilities cpy = (GLCapabilities) temp.cloneMutable(); + cpy.setPBuffer(true); + capsBucket.add(cpy); + } + if( 0 != ( BITMAP_BIT & winattrbits ) ) { + GLCapabilities cpy = (GLCapabilities) temp.cloneMutable(); + cpy.setOnscreen(false); + cpy.setPBuffer(false); + capsBucket.add(cpy); + } + return capsBucket.size() > preSize; + } + + public static GLCapabilitiesImmutable fixGLCapabilities(GLCapabilitiesImmutable capsRequested, boolean pbufferAvailable) + { + if( !capsRequested.isOnscreen() ) { + return fixOffScreenGLCapabilities(capsRequested, pbufferAvailable); + } + return capsRequested; + } + public static GLCapabilitiesImmutable fixOffScreenGLCapabilities(GLCapabilitiesImmutable capsRequested, boolean pbufferAvailable) + { + if( capsRequested.getDoubleBuffered() || + capsRequested.isOnscreen() || + ( !pbufferAvailable && capsRequested.isPBuffer() ) ) + { + // fix caps .. + GLCapabilities caps2 = (GLCapabilities) capsRequested.cloneMutable(); + caps2.setDoubleBuffered(false); // FIXME DBLBUFOFFSCRN + caps2.setOnscreen(false); + if(caps2.isPBuffer() && !pbufferAvailable) { + caps2.setPBuffer(false); + } + return caps2; + } + return capsRequested; + } +} -- cgit v1.2.3