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Create BufferedImage using our own buffer - allows faster pixel

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This commit is contained in:
Mike Primm 2011-05-29 01:52:57 -05:00
parent fc88dfad41
commit a25fcc0001
4 changed files with 134 additions and 107 deletions
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37
src/main/java/org/dynmap/flat/FlatMap.java
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@ -2,8 +2,10 @@ package org.dynmap.flat;
import static org.dynmap.JSONUtils.a;
import static org.dynmap.JSONUtils.s;
import java.awt.image.DataBufferInt;
import java.awt.image.BufferedImage;
import java.awt.image.WritableRaster;
import java.awt.image.ColorModel;
import java.io.File;
import java.io.IOException;
@ -22,6 +24,7 @@ import org.dynmap.MapTile;
import org.dynmap.MapType;
import org.dynmap.debug.Debug;
import org.dynmap.kzedmap.KzedMap;
import org.dynmap.kzedmap.KzedMap.KzedBufferedImage;
import org.dynmap.MapChunkCache;
import org.json.simple.JSONObject;
@ -109,14 +112,17 @@ public class FlatMap extends MapType {
boolean isnether = (w.getEnvironment() == Environment.NETHER) && (maximumHeight == 127);
boolean rendered = false;
BufferedImage im = KzedMap.allocateBufferedImage(t.size, t.size);
BufferedImage im_day = null;
if(night_and_day)
im_day = KzedMap.allocateBufferedImage(t.size, t.size);
Color rslt = new Color();
int[] pixel = new int[3];
int[] pixel_day = new int[3];
KzedBufferedImage im = KzedMap.allocateBufferedImage(t.size, t.size);
int[] argb_buf = im.argb_buf;
KzedBufferedImage im_day = null;
int[] argb_buf_day = null;
if(night_and_day) {
im_day = KzedMap.allocateBufferedImage(t.size, t.size);
argb_buf_day = im_day.argb_buf;
}
MapChunkCache.MapIterator mapiter = cache.getIterator(t.x * t.size, 127, t.y * t.size);
for (int x = 0; x < t.size; x++) {
mapiter.initialize(t.x * t.size + x, 127, t.y * t.size);
@ -144,6 +150,8 @@ public class FlatMap extends MapType {
}
else {
int my = mapiter.getHighestBlockYAt() - 1;
if(my < 0) /* If hole to bottom, all air */
continue;
if(my > maximumHeight) my = maximumHeight;
mapiter.setY(my);
blockType = mapiter.getBlockTypeID();
@ -213,38 +221,39 @@ public class FlatMap extends MapType {
}
rslt.setRGBA(pixel[0], pixel[1], pixel[2], 255);
im.setRGB(t.size-y-1, x, rslt.getARGB());
argb_buf[(t.size-y-1) + (x*t.size)] = rslt.getARGB();
if(night_and_day) {
rslt.setRGBA(pixel_day[0], pixel_day[1], pixel_day[2], 255);
im_day.setRGB(t.size-y-1, x, rslt.getARGB());
argb_buf_day[(t.size-y-1) + (x*t.size)] = rslt.getARGB();
}
rendered = true;
}
}
/* Wrap buffer as buffered image */
Debug.debug("saving image " + outputFile.getPath());
try {
ImageIO.write(im, "png", outputFile);
ImageIO.write(im.buf_img, "png", outputFile);
} catch (IOException e) {
Debug.error("Failed to save image: " + outputFile.getPath(), e);
} catch (java.lang.NullPointerException e) {
Debug.error("Failed to save image (NullPointerException): " + outputFile.getPath(), e);
}
KzedMap.freeBufferedImage(im);
MapManager.mapman.pushUpdate(tile.getWorld(),
new Client.Tile(tile.getFilename()));
MapManager.mapman.pushUpdate(tile.getWorld(), new Client.Tile(tile.getFilename()));
/* If day too, handle it */
if(night_and_day) {
File dayfile = new File(outputFile.getParent(), tile.getDayFilename());
Debug.debug("saving image " + dayfile.getPath());
try {
ImageIO.write(im_day, "png", dayfile);
ImageIO.write(im_day.buf_img, "png", dayfile);
} catch (IOException e) {
Debug.error("Failed to save image: " + dayfile.getPath(), e);
} catch (java.lang.NullPointerException e) {
Debug.error("Failed to save image (NullPointerException): " + dayfile.getPath(), e);
}
KzedMap.freeBufferedImage(im_day);
MapManager.mapman.pushUpdate(tile.getWorld(),
new Client.Tile(tile.getDayFilename()));
MapManager.mapman.pushUpdate(tile.getWorld(), new Client.Tile(tile.getDayFilename()));
}
return rendered;