/* * Copyright (c) 2008 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. * * Sun gratefully acknowledges that this software was originally authored * and developed by Kenneth Bradley Russell and Christopher John Kline. */ package jogamp.opengl.egl; import java.nio.IntBuffer; import java.util.ArrayList; import javax.media.nativewindow.*; import javax.media.nativewindow.egl.*; import javax.media.opengl.*; import com.jogamp.common.nio.Buffers; import com.jogamp.common.nio.PointerBuffer; import jogamp.opengl.*; public class EGLGraphicsConfiguration extends DefaultGraphicsConfiguration implements Cloneable { protected static final boolean DEBUG = Debug.debug("GraphicsConfiguration"); public final long getNativeConfig() { return ((EGLGLCapabilities)capabilitiesChosen).getEGLConfig(); } public final int getNativeConfigID() { return ((EGLGLCapabilities)capabilitiesChosen).getEGLConfigID(); } EGLGraphicsConfiguration(AbstractGraphicsScreen absScreen, EGLGLCapabilities capsChosen, GLCapabilitiesImmutable capsRequested, GLCapabilitiesChooser chooser) { super(absScreen, capsChosen, capsRequested); this.chooser = chooser; } public static EGLGraphicsConfiguration create(GLCapabilitiesImmutable capsRequested, AbstractGraphicsScreen absScreen, int cfgID) { AbstractGraphicsDevice absDevice = absScreen.getDevice(); if(null==absDevice || !(absDevice instanceof EGLGraphicsDevice)) { throw new GLException("GraphicsDevice must be a valid EGLGraphicsDevice"); } long dpy = absDevice.getHandle(); if (dpy == EGL.EGL_NO_DISPLAY) { throw new GLException("Invalid EGL display: "+absDevice); } GLProfile glp = capsRequested.getGLProfile(); long cfg = EGLConfigId2EGLConfig(glp, dpy, cfgID); EGLGLCapabilities caps = EGLConfig2Capabilities(glp, dpy, cfg, false, capsRequested.isOnscreen(), capsRequested.isPBuffer()); caps = (EGLGLCapabilities) GLGraphicsConfigurationUtil.fixOpaqueGLCapabilities(caps, capsRequested.isBackgroundOpaque()); // FIXME: valid to override EGL transparency ? return new EGLGraphicsConfiguration(absScreen, caps, capsRequested, new DefaultGLCapabilitiesChooser()); } @Override public Object clone() { return super.clone(); } void updateGraphicsConfiguration() { EGLGraphicsConfiguration newConfig = (EGLGraphicsConfiguration) GraphicsConfigurationFactory.getFactory(getScreen().getDevice()).chooseGraphicsConfiguration( getChosenCapabilities(), getRequestedCapabilities(), chooser, getScreen()); if(null!=newConfig) { // FIXME: setScreen( ... ); setChosenCapabilities(newConfig.getChosenCapabilities()); if(DEBUG) { System.err.println("!!! updateGraphicsConfiguration(1): "+this); } } } public static long EGLConfigId2EGLConfig(GLProfile glp, long display, int configID) { int[] attrs = new int[] { EGL.EGL_CONFIG_ID, configID, EGL.EGL_NONE }; PointerBuffer configs = PointerBuffer.allocateDirect(1); int[] numConfigs = new int[1]; if (!EGL.eglChooseConfig(display, attrs, 0, configs, 1, numConfigs, 0)) { return 0; } if (numConfigs[0] == 0) { return 0; } return configs.get(0); } static int EGLConfigDrawableTypeBits(final long display, final long config) { int val = 0; int[] stype = new int[1]; if(! EGL.eglGetConfigAttrib(display, config, EGL.EGL_SURFACE_TYPE, stype, 0)) { throw new GLException("Could not determine EGL_SURFACE_TYPE !!!"); } if ( 0 != ( stype[0] & EGL.EGL_WINDOW_BIT ) ) { val |= GLGraphicsConfigurationUtil.WINDOW_BIT; } if ( 0 != ( stype[0] & EGL.EGL_PIXMAP_BIT ) ) { val |= GLGraphicsConfigurationUtil.BITMAP_BIT; } if ( 0 != ( stype[0] & EGL.EGL_PBUFFER_BIT ) ) { val |= GLGraphicsConfigurationUtil.PBUFFER_BIT; } return val; } public static EGLGLCapabilities EGLConfig2Capabilities(GLProfile glp, long display, long config, boolean relaxed, boolean onscreen, boolean usePBuffer) { ArrayList bucket = new ArrayList(); final int winattrmask = GLGraphicsConfigurationUtil.getWinAttributeBits(onscreen, usePBuffer); if( EGLConfig2Capabilities(bucket, glp, display, config, winattrmask) ) { return (EGLGLCapabilities) bucket.get(0); } else if ( relaxed && EGLConfig2Capabilities(bucket, glp, display, config, GLGraphicsConfigurationUtil.ALL_BITS) ) { return (EGLGLCapabilities) bucket.get(0); } return null; } public static boolean EGLConfig2Capabilities(ArrayList capsBucket, GLProfile glp, long display, long config, int winattrmask) { final int allDrawableTypeBits = EGLConfigDrawableTypeBits(display, config); final int drawableTypeBits = winattrmask & allDrawableTypeBits; if( 0 == drawableTypeBits ) { return false; } final IntBuffer val = Buffers.newDirectIntBuffer(1); final int cfgID; final int rType; // get the configID if(!EGL.eglGetConfigAttrib(display, config, EGL.EGL_CONFIG_ID, val)) { if(DEBUG) { // FIXME: this happens on a ATI PC Emulation .. System.err.println("EGL couldn't retrieve ConfigID for config "+toHexString(config)+", error "+toHexString(EGL.eglGetError())); } return false; } cfgID = val.get(0); if(!EGL.eglGetConfigAttrib(display, config, EGL.EGL_RENDERABLE_TYPE, val)) { if(DEBUG) { System.err.println("EGL couldn't retrieve EGL_RENDERABLE_TYPE for config "+toHexString(config)+", error "+toHexString(EGL.eglGetError())); } return false; } rType = val.get(0); EGLGLCapabilities caps = null; try { caps = new EGLGLCapabilities(config, cfgID, glp, rType); } catch (GLException gle) { if(DEBUG) { System.err.println("config "+toHexString(config)+": "+gle); } return false; } // Read the actual configuration into the chosen caps if(EGL.eglGetConfigAttrib(display, config, EGL.EGL_NATIVE_VISUAL_ID, val)) { caps.setNativeVisualID(val.get(0)); } if(EGL.eglGetConfigAttrib(display, config, EGL.EGL_RED_SIZE, val)) { caps.setRedBits(val.get(0)); } if(EGL.eglGetConfigAttrib(display, config, EGL.EGL_GREEN_SIZE, val)) { caps.setGreenBits(val.get(0)); } if(EGL.eglGetConfigAttrib(display, config, EGL.EGL_BLUE_SIZE, val)) { caps.setBlueBits(val.get(0)); } if(EGL.eglGetConfigAttrib(display, config, EGL.EGL_ALPHA_SIZE, val)) { caps.setAlphaBits(val.get(0)); } if(EGL.eglGetConfigAttrib(display, config, EGL.EGL_STENCIL_SIZE, val)) { caps.setStencilBits(val.get(0)); } if(EGL.eglGetConfigAttrib(display, config, EGL.EGL_DEPTH_SIZE, val)) { caps.setDepthBits(val.get(0)); } if(EGL.eglGetConfigAttrib(display, config, EGL.EGL_SAMPLES, val)) { caps.setSampleBuffers(val.get(0)>0?true:false); caps.setNumSamples(val.get(0)); } if(!caps.getSampleBuffers()) { // try NV_coverage_sample extension if(EGL.eglGetConfigAttrib(display, config, EGLExt.EGL_COVERAGE_BUFFERS_NV, val)) { if(val.get(0)>0 && EGL.eglGetConfigAttrib(display, config, EGLExt.EGL_COVERAGE_SAMPLES_NV, val)) { caps.setSampleExtension(GLGraphicsConfigurationUtil.NV_coverage_sample); caps.setSampleBuffers(true); caps.setNumSamples(val.get(0)); } } } if(EGL.eglGetConfigAttrib(display, config, EGL.EGL_TRANSPARENT_TYPE, val)) { caps.setBackgroundOpaque(val.get(0) != EGL.EGL_TRANSPARENT_RGB); } if(!caps.isBackgroundOpaque()) { if(EGL.eglGetConfigAttrib(display, config, EGL.EGL_TRANSPARENT_RED_VALUE, val)) { caps.setTransparentRedValue(val.get(0)==EGL.EGL_DONT_CARE?-1:val.get(0)); } if(EGL.eglGetConfigAttrib(display, config, EGL.EGL_TRANSPARENT_GREEN_VALUE, val)) { caps.setTransparentGreenValue(val.get(0)==EGL.EGL_DONT_CARE?-1:val.get(0)); } if(EGL.eglGetConfigAttrib(display, config, EGL.EGL_TRANSPARENT_BLUE_VALUE, val)) { caps.setTransparentBlueValue(val.get(0)==EGL.EGL_DONT_CARE?-1:val.get(0)); } /** Not defined in EGL if(EGL.eglGetConfigAttrib(display, config, EGL.EGL_TRANSPARENT_ALPHA_VALUE, val)) { caps.setTransparentAlphaValue(val.get(0)==EGL.EGL_DONT_CARE?-1:val.get(0)); } */ } return GLGraphicsConfigurationUtil.addGLCapabilitiesPermutations(capsBucket, caps, drawableTypeBits ); } public static int[] GLCapabilities2AttribList(GLCapabilitiesImmutable caps) { int[] attrs = new int[32]; int idx=0; attrs[idx++] = EGL.EGL_SURFACE_TYPE; attrs[idx++] = caps.isOnscreen() ? ( EGL.EGL_WINDOW_BIT ) : ( caps.isPBuffer() ? EGL.EGL_PBUFFER_BIT : EGL.EGL_PIXMAP_BIT ) ; attrs[idx++] = EGL.EGL_RED_SIZE; attrs[idx++] = caps.getRedBits(); attrs[idx++] = EGL.EGL_GREEN_SIZE; attrs[idx++] = caps.getGreenBits(); attrs[idx++] = EGL.EGL_BLUE_SIZE; attrs[idx++] = caps.getBlueBits(); attrs[idx++] = EGL.EGL_ALPHA_SIZE; attrs[idx++] = caps.getAlphaBits() > 0 ? caps.getAlphaBits() : EGL.EGL_DONT_CARE; attrs[idx++] = EGL.EGL_STENCIL_SIZE; attrs[idx++] = caps.getStencilBits() > 0 ? caps.getStencilBits() : EGL.EGL_DONT_CARE; attrs[idx++] = EGL.EGL_DEPTH_SIZE; attrs[idx++] = caps.getDepthBits(); if(caps.getSampleBuffers()) { if(caps.getSampleExtension().equals(GLGraphicsConfigurationUtil.NV_coverage_sample)) { attrs[idx++] = EGLExt.EGL_COVERAGE_BUFFERS_NV; attrs[idx++] = 1; attrs[idx++] = EGLExt.EGL_COVERAGE_SAMPLES_NV; attrs[idx++] = caps.getNumSamples(); } else { // try default .. attrs[idx++] = EGL.EGL_SAMPLE_BUFFERS; attrs[idx++] = 1; attrs[idx++] = EGL.EGL_SAMPLES; attrs[idx++] = caps.getNumSamples(); } } attrs[idx++] = EGL.EGL_TRANSPARENT_TYPE; attrs[idx++] = caps.isBackgroundOpaque() ? EGL.EGL_NONE : EGL.EGL_TRANSPARENT_TYPE; // 22 if(!caps.isBackgroundOpaque()) { attrs[idx++] = EGL.EGL_TRANSPARENT_RED_VALUE; attrs[idx++] = caps.getTransparentRedValue()>=0?caps.getTransparentRedValue():EGL.EGL_DONT_CARE; attrs[idx++] = EGL.EGL_TRANSPARENT_GREEN_VALUE; attrs[idx++] = caps.getTransparentGreenValue()>=0?caps.getTransparentGreenValue():EGL.EGL_DONT_CARE; attrs[idx++] = EGL.EGL_TRANSPARENT_BLUE_VALUE; attrs[idx++] = caps.getTransparentBlueValue()>=0?caps.getTransparentBlueValue():EGL.EGL_DONT_CARE; /** Not define in EGL attrs[idx++] = EGL.EGL_TRANSPARENT_ALPHA_VALUE; attrs[idx++] = caps.getTransparentAlphaValue()>=0?caps.getTransparentAlphaValue():EGL.EGL_DONT_CARE; */ } // 28 attrs[idx++] = EGL.EGL_RENDERABLE_TYPE; if(caps.getGLProfile().usesNativeGLES1()) { attrs[idx++] = EGL.EGL_OPENGL_ES_BIT; } else if(caps.getGLProfile().usesNativeGLES2()) { attrs[idx++] = EGL.EGL_OPENGL_ES2_BIT; } else { attrs[idx++] = EGL.EGL_OPENGL_BIT; } // 30 attrs[idx++] = EGL.EGL_NONE; return attrs; } public static int[] CreatePBufferSurfaceAttribList(int width, int height, int texFormat) { int[] attrs = new int[16]; int idx=0; attrs[idx++] = EGL.EGL_WIDTH; attrs[idx++] = width; attrs[idx++] = EGL.EGL_HEIGHT; attrs[idx++] = height; attrs[idx++] = EGL.EGL_TEXTURE_FORMAT; attrs[idx++] = texFormat; attrs[idx++] = EGL.EGL_TEXTURE_TARGET; attrs[idx++] = EGL.EGL_NO_TEXTURE==texFormat ? EGL.EGL_NO_TEXTURE : EGL.EGL_TEXTURE_2D; attrs[idx++] = EGL.EGL_NONE; return attrs; } @Override public String toString() { return getClass().getSimpleName()+"["+getScreen()+", eglConfigID "+toHexString(getNativeConfigID())+ ",\n\trequested " + getRequestedCapabilities()+ ",\n\tchosen " + getChosenCapabilities()+ "]"; } private GLCapabilitiesChooser chooser; }