diff options
Diffstat (limited to 'src/jogl/classes/jogamp/opengl/GLStateTracker.java')
| -rw-r--r-- | src/jogl/classes/jogamp/opengl/GLStateTracker.java | 75 |
1 files changed, 38 insertions, 37 deletions
diff --git a/src/jogl/classes/jogamp/opengl/GLStateTracker.java b/src/jogl/classes/jogamp/opengl/GLStateTracker.java index 391f96aed..0e451741c 100644 --- a/src/jogl/classes/jogamp/opengl/GLStateTracker.java +++ b/src/jogl/classes/jogamp/opengl/GLStateTracker.java @@ -1,21 +1,21 @@ /* * 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 @@ -28,11 +28,11 @@ * 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. */ @@ -40,7 +40,9 @@ package jogamp.opengl; import javax.media.opengl.*; + import com.jogamp.common.util.IntIntHashMap; + import java.nio.IntBuffer; import java.util.ArrayList; @@ -51,68 +53,67 @@ import java.util.ArrayList; * Currently supported states: PixelStorei */ public class GLStateTracker { - - /** Minimum value of MAX_CLIENT_ATTRIB_STACK_DEPTH */ + + /** Minimum value of MAX_CLIENT_ATTRIB_STACK_DEPTH */ public static final int MIN_CLIENT_ATTRIB_STACK_DEPTH = 16; - + /** static size of pixel state map */ static final int PIXEL_STATE_MAP_SIZE = 16; /** avoid rehash of static size pixel state map */ static final int PIXEL_STATE_MAP_CAPACITY = 32; - + private volatile boolean enabled = true; private IntIntHashMap pixelStateMap; private final ArrayList<SavedState> stack; - + private static class SavedState { /** * Empty pixel-store state - */ + */ private IntIntHashMap pixelStateMap; - + /** * set (client) pixel-store state, deep copy - */ + */ private final void setPixelStateMap(IntIntHashMap pixelStateMap) { this.pixelStateMap = (IntIntHashMap) pixelStateMap.clone(); } - + /** * get (client) pixel-store state, return reference - */ + */ private final IntIntHashMap getPixelStateMap() { return pixelStateMap; } } - - public GLStateTracker() { + + public GLStateTracker() { pixelStateMap = new IntIntHashMap(PIXEL_STATE_MAP_CAPACITY, 0.75f); pixelStateMap.setKeyNotFoundValue(0xFFFFFFFF); resetStates(); - + stack = new ArrayList<SavedState>(MIN_CLIENT_ATTRIB_STACK_DEPTH); } - public final void clearStates(boolean enable) { - enabled = enable; + public final void clearStates() { pixelStateMap.clear(); } public final void setEnabled(boolean on) { - enabled = on; + enabled = on; } public final boolean isEnabled() { return enabled; } - /** @return true if found in our map, otherwise false, + /** @return true if found in our map, otherwise false, * which forces the caller to query GL. */ public final boolean getInt(int pname, int[] params, int params_offset) { if(enabled) { - int value = pixelStateMap.get(pname); + final int value = pixelStateMap.get(pname); if(0xFFFFFFFF != value) { params[params_offset] = value; return true; @@ -121,11 +122,11 @@ public class GLStateTracker { return false; } - /** @return true if found in our map, otherwise false, + /** @return true if found in our map, otherwise false, * which forces the caller to query GL. */ public final boolean getInt(int pname, IntBuffer params, int dummy) { if(enabled) { - int value = pixelStateMap.get(pname); + final int value = pixelStateMap.get(pname); if(0xFFFFFFFF != value) { params.put(params.position(), value); return true; @@ -157,7 +158,7 @@ public class GLStateTracker { throw new GLException("stack contains no elements"); } SavedState state = stack.remove(stack.size()-1); // pop - + if(null==state) { throw new GLException("null stack element (remaining stack size "+stack.size()+")"); } @@ -165,7 +166,7 @@ public class GLStateTracker { if ( null != state.getPixelStateMap() ) { // use pulled client pixel-store state from stack pixelStateMap = state.getPixelStateMap(); - } // else: empty-slot, not pushed by GL_CLIENT_PIXEL_STORE_BIT + } // else: empty-slot, not pushed by GL_CLIENT_PIXEL_STORE_BIT } } @@ -176,20 +177,20 @@ public class GLStateTracker { pixelStateMap.put(GL.GL_PACK_ALIGNMENT, 4); pixelStateMap.put(GL2GL3.GL_PACK_SWAP_BYTES, GL.GL_FALSE); pixelStateMap.put(GL2GL3.GL_PACK_LSB_FIRST, GL.GL_FALSE); - pixelStateMap.put(GL2GL3.GL_PACK_ROW_LENGTH, 0); - pixelStateMap.put(GL2GL3.GL_PACK_SKIP_ROWS, 0); - pixelStateMap.put(GL2GL3.GL_PACK_SKIP_PIXELS, 0); + pixelStateMap.put(GL2ES3.GL_PACK_ROW_LENGTH, 0); + pixelStateMap.put(GL2ES3.GL_PACK_SKIP_ROWS, 0); + pixelStateMap.put(GL2ES3.GL_PACK_SKIP_PIXELS, 0); pixelStateMap.put(GL2GL3.GL_PACK_IMAGE_HEIGHT, 0); pixelStateMap.put(GL2GL3.GL_PACK_SKIP_IMAGES, 0); pixelStateMap.put(GL.GL_UNPACK_ALIGNMENT, 4); pixelStateMap.put(GL2GL3.GL_UNPACK_SWAP_BYTES, GL.GL_FALSE); pixelStateMap.put(GL2GL3.GL_UNPACK_LSB_FIRST, GL.GL_FALSE); - pixelStateMap.put(GL2GL3.GL_UNPACK_ROW_LENGTH, 0); - pixelStateMap.put(GL2GL3.GL_UNPACK_SKIP_ROWS, 0); - pixelStateMap.put(GL2GL3.GL_UNPACK_SKIP_PIXELS, 0); - pixelStateMap.put(GL2GL3.GL_UNPACK_IMAGE_HEIGHT, 0); - pixelStateMap.put(GL2GL3.GL_UNPACK_SKIP_IMAGES, 0); + pixelStateMap.put(GL2ES2.GL_UNPACK_ROW_LENGTH, 0); + pixelStateMap.put(GL2ES2.GL_UNPACK_SKIP_ROWS, 0); + pixelStateMap.put(GL2ES2.GL_UNPACK_SKIP_PIXELS, 0); + pixelStateMap.put(GL2ES3.GL_UNPACK_IMAGE_HEIGHT, 0); + pixelStateMap.put(GL2ES3.GL_UNPACK_SKIP_IMAGES, 0); } } |