1 /* 2 * Copyright (c) 2009-2010 jMonkeyEngine 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions are 7 * met: 8 * 9 * * Redistributions of source code must retain the above copyright 10 * notice, this list of conditions and the following disclaimer. 11 * 12 * * Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 16 * * Neither the name of 'jMonkeyEngine' nor the names of its contributors 17 * may be used to endorse or promote products derived from this software 18 * without specific prior written permission. 19 * 20 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 21 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 22 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 23 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR 24 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 25 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 26 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR 27 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF 28 * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING 29 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS 30 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 31 */ 32 33 package com.jme3.system.lwjgl; 34 35 import com.jme3.input.lwjgl.JInputJoyInput; 36 import com.jme3.input.lwjgl.LwjglKeyInput; 37 import com.jme3.input.lwjgl.LwjglMouseInput; 38 import com.jme3.renderer.Renderer; 39 import com.jme3.renderer.lwjgl.LwjglGL1Renderer; 40 import com.jme3.renderer.lwjgl.LwjglRenderer; 41 import com.jme3.system.AppSettings; 42 import com.jme3.system.JmeContext; 43 import com.jme3.system.SystemListener; 44 import com.jme3.system.Timer; 45 import java.util.concurrent.atomic.AtomicBoolean; 46 import java.util.logging.Level; 47 import java.util.logging.Logger; 48 import org.lwjgl.opengl.*; 49 50 /** 51 * A LWJGL implementation of a graphics context. 52 */ 53 public abstract class LwjglContext implements JmeContext { 54 55 private static final Logger logger = Logger.getLogger(LwjglContext.class.getName()); 56 57 protected AtomicBoolean created = new AtomicBoolean(false); 58 protected AtomicBoolean renderable = new AtomicBoolean(false); 59 protected final Object createdLock = new Object(); 60 61 protected AppSettings settings = new AppSettings(true); 62 protected Renderer renderer; 63 protected LwjglKeyInput keyInput; 64 protected LwjglMouseInput mouseInput; 65 protected JInputJoyInput joyInput; 66 protected Timer timer; 67 protected SystemListener listener; 68 setSystemListener(SystemListener listener)69 public void setSystemListener(SystemListener listener){ 70 this.listener = listener; 71 } 72 printContextInitInfo()73 protected void printContextInitInfo(){ 74 logger.log(Level.FINE, "Running on thread: {0}", Thread.currentThread().getName()); 75 76 logger.log(Level.INFO, "Adapter: {0}", Display.getAdapter()); 77 logger.log(Level.INFO, "Driver Version: {0}", Display.getVersion()); 78 79 String vendor = GL11.glGetString(GL11.GL_VENDOR); 80 logger.log(Level.INFO, "Vendor: {0}", vendor); 81 82 String version = GL11.glGetString(GL11.GL_VERSION); 83 logger.log(Level.INFO, "OpenGL Version: {0}", version); 84 85 String renderGl = GL11.glGetString(GL11.GL_RENDERER); 86 logger.log(Level.INFO, "Renderer: {0}", renderGl); 87 88 if (GLContext.getCapabilities().OpenGL20){ 89 String shadingLang = GL11.glGetString(GL20.GL_SHADING_LANGUAGE_VERSION); 90 logger.log(Level.INFO, "GLSL Ver: {0}", shadingLang); 91 } 92 } 93 createContextAttribs()94 protected ContextAttribs createContextAttribs(){ 95 if (settings.getBoolean("GraphicsDebug") || settings.getRenderer().equals(AppSettings.LWJGL_OPENGL3)){ 96 ContextAttribs attr; 97 if (settings.getRenderer().equals(AppSettings.LWJGL_OPENGL3)){ 98 attr = new ContextAttribs(3, 3); 99 attr = attr.withProfileCore(true).withForwardCompatible(true).withProfileCompatibility(false); 100 }else{ 101 attr = new ContextAttribs(); 102 } 103 if (settings.getBoolean("GraphicsDebug")){ 104 attr = attr.withDebug(true); 105 } 106 return attr; 107 }else{ 108 return null; 109 } 110 } 111 initContextFirstTime()112 protected void initContextFirstTime(){ 113 if (settings.getRenderer().equals(AppSettings.LWJGL_OPENGL2) 114 || settings.getRenderer().equals(AppSettings.LWJGL_OPENGL3)){ 115 renderer = new LwjglRenderer(); 116 }else if (settings.getRenderer().equals(AppSettings.LWJGL_OPENGL1)){ 117 renderer = new LwjglGL1Renderer(); 118 }else if (settings.getRenderer().equals(AppSettings.LWJGL_OPENGL_ANY)){ 119 // Choose an appropriate renderer based on capabilities 120 if (GLContext.getCapabilities().OpenGL20){ 121 renderer = new LwjglRenderer(); 122 }else{ 123 renderer = new LwjglGL1Renderer(); 124 } 125 }else{ 126 throw new UnsupportedOperationException("Unsupported renderer: " + settings.getRenderer()); 127 } 128 129 // Init renderer 130 if (renderer instanceof LwjglRenderer){ 131 ((LwjglRenderer)renderer).initialize(); 132 }else if (renderer instanceof LwjglGL1Renderer){ 133 ((LwjglGL1Renderer)renderer).initialize(); 134 }else{ 135 assert false; 136 } 137 138 // Init input 139 if (keyInput != null) 140 keyInput.initialize(); 141 142 if (mouseInput != null) 143 mouseInput.initialize(); 144 145 if (joyInput != null) 146 joyInput.initialize(); 147 } 148 internalDestroy()149 public void internalDestroy(){ 150 renderer = null; 151 timer = null; 152 renderable.set(false); 153 synchronized (createdLock){ 154 created.set(false); 155 createdLock.notifyAll(); 156 } 157 } 158 internalCreate()159 public void internalCreate(){ 160 timer = new LwjglTimer(); 161 162 synchronized (createdLock){ 163 created.set(true); 164 createdLock.notifyAll(); 165 } 166 167 if (renderable.get()){ 168 initContextFirstTime(); 169 }else{ 170 assert getType() == Type.Canvas; 171 } 172 } 173 create()174 public void create(){ 175 create(false); 176 } 177 destroy()178 public void destroy(){ 179 destroy(false); 180 } 181 waitFor(boolean createdVal)182 protected void waitFor(boolean createdVal){ 183 synchronized (createdLock){ 184 while (created.get() != createdVal){ 185 try { 186 createdLock.wait(); 187 } catch (InterruptedException ex) { 188 } 189 } 190 } 191 } 192 isCreated()193 public boolean isCreated(){ 194 return created.get(); 195 } 196 isRenderable()197 public boolean isRenderable(){ 198 return renderable.get(); 199 } 200 setSettings(AppSettings settings)201 public void setSettings(AppSettings settings) { 202 this.settings.copyFrom(settings); 203 } 204 getSettings()205 public AppSettings getSettings(){ 206 return settings; 207 } 208 getRenderer()209 public Renderer getRenderer() { 210 return renderer; 211 } 212 getTimer()213 public Timer getTimer() { 214 return timer; 215 } 216 217 } 218