First pass at just in time compositing (JITC!). Things aren't quite as
fast as I'd have hoped, but I'm optimistic that the image compression business that Walter and I are embarking upon will solve that handily. git-svn-id: svn+ssh://src.earth.threerings.net/narya/trunk@1333 542714f4-19e9-0310-aa3c-eee0fc999fb1
This commit is contained in:
Michael Bayne
@@ -1,5 +1,5 @@
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//
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// $Id: TileUtil.java,v 1.12 2002/03/16 03:15:05 shaper Exp $
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// $Id: TileUtil.java,v 1.13 2002/05/04 06:57:24 mdb Exp $
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package com.threerings.cast.util;
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@@ -21,98 +21,112 @@ import com.threerings.cast.Colorization;
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public class TileUtil
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implements DirectionCodes
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{
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// /**
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// * Renders each of the given <code>src</code> component frames into
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// * the corresponding frames of <code>dest</code>, allocating blank
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// * image frames for <code>dest</code> if none yet exist. If
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// * <code>zations</code> is not null, the provided list of
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// * colorizations will be applied as well.
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// *
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// * @throws IllegalArgumentException if the frame count of the source
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// * and destination images don't match.
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// */
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// public static void compositeFrames (
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// MultiFrameImage[] dest, MultiFrameImage[] src,
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// Colorization[] zations)
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// {
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// for (int orient = 0; orient < DIRECTION_COUNT; orient++) {
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// MultiFrameImage sframes = src[orient];
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// MultiFrameImage dframes = dest[orient];
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// // create blank destination frames if needed
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// if (dframes == null) {
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// dframes = (dest[orient] = new BlankFrameImage(sframes));
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// }
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// // sanity check
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// int dsize = dframes.getFrameCount();
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// int ssize = sframes.getFrameCount();
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// if (dsize != ssize) {
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// String errmsg = "Can't composite images with inequal " +
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// "frame counts [dest=" + dsize + ", src=" + ssize + "].";
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// throw new IllegalArgumentException(errmsg);
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// }
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// // slap the images together
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// for (int ii = 0; ii < dsize; ii++) {
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// Image dimg = dframes.getFrame(ii);
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// BufferedImage simg = (BufferedImage)sframes.getFrame(ii);
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// // recolor the source image
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// if (zations != null) {
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// for (int i = 0; i < zations.length; i++) {
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// Colorization cz = zations[i];
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// if (zations[i] != null) {
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// simg = ImageUtil.recolorImage(
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// simg, cz.rootColor, cz.range, cz.offsets);
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// }
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// }
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// }
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// // now splat the recolored image onto the target
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// Graphics g = dimg.getGraphics();
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// g.drawImage(simg, 0, 0, null);
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// g.dispose();
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// }
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// }
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// }
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/**
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* Renders each of the given <code>src</code> component frames into
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* the corresponding frames of <code>dest</code>, allocating blank
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* image frames for <code>dest</code> if none yet exist. If
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* <code>zations</code> is not null, the provided list of
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* colorizations will be applied as well.
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*
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* @throws IllegalArgumentException if the frame count of the source
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* and destination images don't match.
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* Renders and returns the <code>index</code>th image from each of the
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* supplied source multi-frame images to a newly created buffered
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* image. This is used to render a single frame of a composited
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* character action, and accordingly, the source image array should be
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* already sorted into the proper rendering order.
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*/
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public static void compositeFrames (
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MultiFrameImage[] dest, MultiFrameImage[] src,
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Colorization[] zations)
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public static Image compositeFrames (
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int index, MultiFrameImage[] sources, Colorization[][] zations)
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{
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for (int orient = 0; orient < DIRECTION_COUNT; orient++) {
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MultiFrameImage sframes = src[orient];
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MultiFrameImage dframes = dest[orient];
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Image dest = null;
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Graphics g = null;
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// create blank destination frames if needed
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if (dframes == null) {
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dframes = (dest[orient] = new BlankFrameImage(sframes));
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long start = System.currentTimeMillis();
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for (int ii = 0; ii < sources.length; ii++) {
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BufferedImage simg = (BufferedImage)sources[ii].getFrame(index);
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// create the image now that we know how big it should be
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if (dest == null) {
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dest = ImageUtil.createImage(
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simg.getWidth(null), simg.getHeight(null));
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g = dest.getGraphics();
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}
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// sanity check
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int dsize = dframes.getFrameCount();
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int ssize = sframes.getFrameCount();
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if (dsize != ssize) {
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String errmsg = "Can't composite images with inequal " +
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"frame counts [dest=" + dsize + ", src=" + ssize + "].";
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throw new IllegalArgumentException(errmsg);
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}
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// slap the images together
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for (int ii = 0; ii < dsize; ii++) {
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Image dimg = dframes.getFrame(ii);
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BufferedImage simg = (BufferedImage)sframes.getFrame(ii);
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// recolor the source image
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if (zations != null) {
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for (int i = 0; i < zations.length; i++) {
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Colorization cz = zations[i];
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if (zations[i] != null) {
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simg = ImageUtil.recolorImage(
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simg, cz.rootColor, cz.range, cz.offsets);
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}
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// recolor the source image
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if (zations != null) {
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int zcount = zations[ii].length;
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for (int zz = 0; zz < zcount; zz++) {
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Colorization cz = zations[ii][zz];
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if (cz != null) {
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simg = ImageUtil.recolorImage(
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simg, cz.rootColor, cz.range, cz.offsets);
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}
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}
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// now splat the recolored image onto the target
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Graphics g = dimg.getGraphics();
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g.drawImage(simg, 0, 0, null);
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g.dispose();
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}
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}
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}
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/**
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* An implementation of the {@link MultiFrameImage} interface that
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* initializes itself to contain a specified number of blank
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* frames of the requested dimensions.
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*/
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protected static class BlankFrameImage implements MultiFrameImage
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{
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/**
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* Constructs a blank frame image based on the dimensions of
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* template multi-frame image.
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*/
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public BlankFrameImage (MultiFrameImage template)
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{
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int frameCount = template.getFrameCount();
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_images = new Image[frameCount];
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for (int i = 0; i < frameCount; i++) {
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Image img = template.getFrame(i);
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_images[i] = ImageUtil.createImage(
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img.getWidth(null), img.getHeight(null));
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}
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// now splat the recolored image onto the target
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g.drawImage(simg, 0, 0, null);
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}
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// documentation inherited
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public int getFrameCount ()
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{
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return _images.length;
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// clean up after ourselves
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if (g != null) {
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g.dispose();
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}
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// documentation inherited
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public Image getFrame (int index)
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{
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return _images[index];
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}
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long now = System.currentTimeMillis();
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Log.info("Composited " + sources.length + " frames in " +
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(now-start) + " millis.");
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/** The frame images. */
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protected Image[] _images;
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return dest;
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}
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/** The image file name suffix appended to component image file names. */
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