diff options
Diffstat (limited to 'src/jogl/classes/com/sun/opengl/impl/GLStateTracker.java')
| -rwxr-xr-x | src/jogl/classes/com/sun/opengl/impl/GLStateTracker.java | 238 |
1 files changed, 0 insertions, 238 deletions
diff --git a/src/jogl/classes/com/sun/opengl/impl/GLStateTracker.java b/src/jogl/classes/com/sun/opengl/impl/GLStateTracker.java deleted file mode 100755 index d28d39f7f..000000000 --- a/src/jogl/classes/com/sun/opengl/impl/GLStateTracker.java +++ /dev/null @@ -1,238 +0,0 @@ -/* - * Copyright (c) 2006 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. - * - * Sun gratefully acknowledges that this software was originally authored - * and developed by Kenneth Bradley Russell and Christopher John Kline. - */ - -package com.sun.opengl.impl; - -import java.util.*; -import javax.media.opengl.*; - -/** - * Tracks as closely as possible OpenGL states. - * GLStateTracker objects are allocated on a per-OpenGL-context basis. - * <p> - * Currently supported states: PixelStorei - */ - -public class GLStateTracker { - private static final boolean DEBUG = Debug.debug("GLStateTracker"); - - private volatile boolean enabled = true; - - private Map/*<Integer,Integer>*/ pixelStateMap = new HashMap/*<Integer,Integer>*/(); - - static class SavedState { - SavedState() { - this.pixelStateMap = null; - } - void putPixelStateMap(Map pixelStateMap) { - this.pixelStateMap = new HashMap(); - this.pixelStateMap.putAll(pixelStateMap); - } - Map getPixelStateMap() { return pixelStateMap; } - - private Map pixelStateMap; - // private Map otherStateMap; - } - private List/*<SavedState>*/ stack = new ArrayList(); - - public GLStateTracker() { - resetStates(); - } - - public void clearStates(boolean enable) { - enabled = enable; - pixelStateMap.clear(); - } - - public void setEnabled(boolean on) { - enabled = on; - } - - public boolean isEnabled() { - return enabled; - } - - public boolean getInt(int pname, int[] params, int params_offset) { - if(enabled) { - Integer key = boxKey(pname); - if(null!=key) { - Integer value = (Integer) pixelStateMap.get(key); - if(null!=value) { - params[params_offset] = value.intValue(); - } else { - GLException re = new GLException("Key (0x"+Integer.toHexString(key.intValue())+") is not mapped"); - throw re; - } - return true; - } - } - return false; - } - - public boolean getInt(int pname, java.nio.IntBuffer params, int dummy) { - if(enabled) { - Integer key = boxKey(pname); - if(null!=key) { - Integer value = (Integer) pixelStateMap.get(key); - if(null!=value) { - params.put(params.position(), value.intValue()); - } else { - GLException re = new GLException("Key (0x"+Integer.toHexString(key.intValue())+") is not mapped"); - throw re; - } - return true; - } - } - return false; - } - - public void setInt(int pname, int param) { - if(enabled) { - Integer key = boxKey(pname); - if(null!=key) { - pixelStateMap.put(key, boxInt(param)); - } - } - } - - public void pushAttrib(int flags) { - if(enabled) { - SavedState state = new SavedState(); - if( 0 != (flags&GL2.GL_CLIENT_PIXEL_STORE_BIT) ) { - state.putPixelStateMap(pixelStateMap); - } - stack.add(0, state); - } - } - - public void popAttrib() { - if(enabled) { - if(stack.size()==0) { - throw new GLException("stack contains no elements"); - } - SavedState state = (SavedState) stack.remove(0); - if(null==state) { - throw new GLException("null stack element (remaining stack size "+stack.size()+")"); - } - - Map/*<Integer,Integer>*/ pixelStateMapNew = new HashMap/*<Integer,Integer>*/(); - if ( null != state.getPixelStateMap() ) { - pixelStateMapNew.putAll(state.getPixelStateMap()); - } - pixelStateMap = pixelStateMapNew; - } - } - - private static final Integer GL_PACK_SWAP_BYTES = new Integer(GL2GL3.GL_PACK_SWAP_BYTES); - private static final Integer GL_PACK_LSB_FIRST = new Integer(GL2GL3.GL_PACK_LSB_FIRST); - private static final Integer GL_PACK_ROW_LENGTH = new Integer(GL2GL3.GL_PACK_ROW_LENGTH); - private static final Integer GL_PACK_SKIP_ROWS = new Integer(GL2GL3.GL_PACK_SKIP_ROWS); - private static final Integer GL_PACK_SKIP_PIXELS = new Integer(GL2GL3.GL_PACK_SKIP_PIXELS); - private static final Integer GL_PACK_ALIGNMENT = new Integer(GL.GL_PACK_ALIGNMENT); - private static final Integer GL_PACK_IMAGE_HEIGHT = new Integer(GL2GL3.GL_PACK_IMAGE_HEIGHT); - private static final Integer GL_PACK_SKIP_IMAGES = new Integer(GL2GL3.GL_PACK_SKIP_IMAGES); - - private static final Integer GL_UNPACK_SWAP_BYTES = new Integer(GL2GL3.GL_UNPACK_SWAP_BYTES); - private static final Integer GL_UNPACK_LSB_FIRST = new Integer(GL2GL3.GL_UNPACK_LSB_FIRST); - private static final Integer GL_UNPACK_ROW_LENGTH = new Integer(GL2GL3.GL_UNPACK_ROW_LENGTH); - private static final Integer GL_UNPACK_SKIP_ROWS = new Integer(GL2GL3.GL_UNPACK_SKIP_ROWS); - private static final Integer GL_UNPACK_SKIP_PIXELS = new Integer(GL2GL3.GL_UNPACK_SKIP_PIXELS); - private static final Integer GL_UNPACK_ALIGNMENT = new Integer(GL.GL_UNPACK_ALIGNMENT); - private static final Integer GL_UNPACK_IMAGE_HEIGHT = new Integer(GL2GL3.GL_UNPACK_IMAGE_HEIGHT); - private static final Integer GL_UNPACK_SKIP_IMAGES = new Integer(GL2GL3.GL_UNPACK_SKIP_IMAGES); - - private static final Integer zero = new Integer(0); - private static final Integer one = new Integer(1); - - private static Integer boxKey(int key) { - switch (key) { - case 0: return zero; - case GL2GL3.GL_PACK_SWAP_BYTES: return GL_PACK_SWAP_BYTES; - case GL2GL3.GL_PACK_LSB_FIRST: return GL_PACK_LSB_FIRST; - case GL2GL3.GL_PACK_ROW_LENGTH: return GL_PACK_ROW_LENGTH; - case GL2GL3.GL_PACK_SKIP_ROWS: return GL_PACK_SKIP_ROWS; - case GL2GL3.GL_PACK_SKIP_PIXELS: return GL_PACK_SKIP_PIXELS; - case GL.GL_PACK_ALIGNMENT: return GL_PACK_ALIGNMENT; - case GL2GL3.GL_PACK_IMAGE_HEIGHT: return GL_PACK_IMAGE_HEIGHT; - case GL2GL3.GL_PACK_SKIP_IMAGES: return GL_PACK_SKIP_IMAGES; - - case GL2GL3.GL_UNPACK_SWAP_BYTES: return GL_UNPACK_SWAP_BYTES; - case GL2GL3.GL_UNPACK_LSB_FIRST: return GL_UNPACK_LSB_FIRST; - case GL2GL3.GL_UNPACK_ROW_LENGTH: return GL_UNPACK_ROW_LENGTH; - case GL2GL3.GL_UNPACK_SKIP_ROWS: return GL_UNPACK_SKIP_ROWS; - case GL2GL3.GL_UNPACK_SKIP_PIXELS: return GL_UNPACK_SKIP_PIXELS; - case GL.GL_UNPACK_ALIGNMENT: return GL_UNPACK_ALIGNMENT; - case GL2GL3.GL_UNPACK_IMAGE_HEIGHT: return GL_UNPACK_IMAGE_HEIGHT; - case GL2GL3.GL_UNPACK_SKIP_IMAGES: return GL_UNPACK_SKIP_IMAGES; - - default: return null; - } - } - - public void resetStates() { - pixelStateMap.clear(); - - pixelStateMap.put(GL_PACK_SWAP_BYTES, zero /* GL_FALSE */); - pixelStateMap.put(GL_PACK_LSB_FIRST, zero /* GL_FALSE */); - pixelStateMap.put(GL_PACK_ROW_LENGTH, zero); - pixelStateMap.put(GL_PACK_SKIP_ROWS, zero); - pixelStateMap.put(GL_PACK_SKIP_PIXELS, zero); - pixelStateMap.put(GL_PACK_ALIGNMENT, new Integer(4)); - pixelStateMap.put(GL_PACK_IMAGE_HEIGHT, zero); - pixelStateMap.put(GL_PACK_SKIP_IMAGES, zero); - - pixelStateMap.put(GL_UNPACK_SWAP_BYTES, zero /* GL_FALSE */); - pixelStateMap.put(GL_UNPACK_LSB_FIRST, zero /* GL_FALSE */); - pixelStateMap.put(GL_UNPACK_ROW_LENGTH, zero); - pixelStateMap.put(GL_UNPACK_SKIP_ROWS, zero); - pixelStateMap.put(GL_UNPACK_SKIP_PIXELS, zero); - pixelStateMap.put(GL_UNPACK_ALIGNMENT, new Integer(4)); - pixelStateMap.put(GL_UNPACK_IMAGE_HEIGHT, zero); - pixelStateMap.put(GL_UNPACK_SKIP_IMAGES, zero); - } - - private static Integer boxInt(int value) { - switch (value) { - case 0: return zero; - case 1: return one; - - default: return new Integer(value); - } - } -} |