private void writePackFile(File outputDir, Array<Page> pages, String packFileName)
throws IOException {
if (!packFileName.endsWith(".pack")) packFileName = packFileName + ".pack";
File packFile = new File(outputDir, packFileName);
if (packFile.exists() && false) {
// Make sure there aren't duplicate names.
TextureAtlasData textureAtlasData =
new TextureAtlasData(new FileHandle(packFile), new FileHandle(packFile), false);
for (Page page : pages) {
for (Rect rect : page.outputRects) {
String rectName = Rect.getAtlasName(rect.name, settings.flattenPaths);
for (Region region : textureAtlasData.getRegions()) {
if (region.name.equals(rectName)) {
throw new GdxRuntimeException(
"A region with the name \""
+ rectName
+ "\" has already been packed: "
+ rect.name);
}
}
}
}
}
FileWriter writer = new FileWriter(packFile, true);
for (Page page : pages) {
writer.write("\n" + page.imageName + "\n");
writer.write("format: " + settings.format + "\n");
writer.write("filter: " + settings.filterMin + "," + settings.filterMag + "\n");
writer.write("repeat: " + getRepeatValue() + "\n");
for (Rect rect : page.outputRects) {
// System.out.println("rect.name = " + rect.name);
writeRect(writer, page, rect, rect.name);
for (Alias alias : rect.aliases) {
Rect aliasRect = new Rect();
aliasRect.set(rect);
alias.apply(aliasRect);
writeRect(writer, page, aliasRect, alias.name);
}
}
}
writer.close();
}
public void apply(Rect rect) {
rect.name = name;
rect.index = index;
rect.splits = splits;
rect.pads = pads;
rect.offsetX = offsetX;
rect.offsetY = offsetY;
rect.originalWidth = originalWidth;
rect.originalHeight = originalHeight;
}
private void writeRect(FileWriter writer, Page page, Rect rect, String name) throws IOException {
writer.write(Rect.getAtlasName(name, settings.flattenPaths) + "\n");
writer.write(" rotate: " + rect.rotated + "\n");
writer.write(
" xy: " + (page.x + rect.x) + ", " + (page.y + page.height - rect.height - rect.y) + "\n");
writer.write(" size: " + rect.regionWidth + ", " + rect.regionHeight + "\n");
if (rect.splits != null) {
writer.write(
" split: " //
+ rect.splits[0]
+ ", "
+ rect.splits[1]
+ ", "
+ rect.splits[2]
+ ", "
+ rect.splits[3]
+ "\n");
}
if (rect.pads != null) {
if (rect.splits == null) writer.write(" split: 0, 0, 0, 0\n");
writer.write(
" pad: "
+ rect.pads[0]
+ ", "
+ rect.pads[1]
+ ", "
+ rect.pads[2]
+ ", "
+ rect.pads[3]
+ "\n");
}
writer.write(" orig: " + rect.originalWidth + ", " + rect.originalHeight + "\n");
writer.write(
" offset: "
+ rect.offsetX
+ ", "
+ (rect.originalHeight - rect.regionHeight - rect.offsetY)
+ "\n");
writer.write(" index: " + rect.index + "\n");
}
private void writeImages(File outputDir, Array<Page> pages, String packFileName) {
String imageName = packFileName;
// int dotIndex = imageName.lastIndexOf('.');
// if (dotIndex != -1) imageName = imageName.substring(0, dotIndex);
int fileIndex = 0;
for (Page page : pages) {
int width = page.width, height = page.height;
int paddingX = settings.paddingX;
int paddingY = settings.paddingY;
if (settings.duplicatePadding) {
paddingX /= 2;
paddingY /= 2;
}
width -= settings.paddingX;
height -= settings.paddingY;
if (settings.edgePadding) {
page.x = paddingX;
page.y = paddingY;
width += paddingX * 2;
height += paddingY * 2;
}
if (settings.pot) {
width = MathUtils.nextPowerOfTwo(width);
height = MathUtils.nextPowerOfTwo(height);
}
width = Math.max(settings.minWidth, width);
height = Math.max(settings.minHeight, height);
File outputFile;
outputFile = new File(outputDir, imageName + "." + settings.outputFormat);
if (outputFile.exists()) {
while (true) {
fileIndex++;
outputFile =
new File(outputDir, imageName + "-" + fileIndex + "." + settings.outputFormat);
if (!outputFile.exists()) break;
}
}
page.imageName = outputFile.getName();
BufferedImage canvas =
new BufferedImage(width, height, getBufferedImageType(settings.format));
Graphics2D g = (Graphics2D) canvas.getGraphics();
System.out.println(
"Writing " + canvas.getWidth() + "x" + canvas.getHeight() + ": " + outputFile);
for (Rect rect : page.outputRects) {
BufferedImage image = rect.getImage(imageProcessor);
int iw = image.getWidth();
int ih = image.getHeight();
int rectX = page.x + rect.x, rectY = page.y + page.height - rect.y - rect.height;
if (settings.duplicatePadding) {
int amountX = settings.paddingX / 2;
int amountY = settings.paddingY / 2;
if (rect.rotated) {
// Copy corner pixels to fill corners of the padding.
for (int i = 1; i <= amountX; i++) {
for (int j = 1; j <= amountY; j++) {
plot(canvas, rectX - j, rectY + iw - 1 + i, image.getRGB(0, 0));
plot(canvas, rectX + ih - 1 + j, rectY + iw - 1 + i, image.getRGB(0, ih - 1));
plot(canvas, rectX - j, rectY - i, image.getRGB(iw - 1, 0));
plot(canvas, rectX + ih - 1 + j, rectY - i, image.getRGB(iw - 1, ih - 1));
}
}
// Copy edge pixels into padding.
for (int i = 1; i <= amountY; i++) {
for (int j = 0; j < iw; j++) {
plot(canvas, rectX - i, rectY + iw - 1 - j, image.getRGB(j, 0));
plot(canvas, rectX + ih - 1 + i, rectY + iw - 1 - j, image.getRGB(j, ih - 1));
}
}
for (int i = 1; i <= amountX; i++) {
for (int j = 0; j < ih; j++) {
plot(canvas, rectX + j, rectY - i, image.getRGB(iw - 1, j));
plot(canvas, rectX + j, rectY + iw - 1 + i, image.getRGB(0, j));
}
}
} else {
// Copy corner pixels to fill corners of the padding.
for (int i = 1; i <= amountX; i++) {
for (int j = 1; j <= amountY; j++) {
canvas.setRGB(rectX - i, rectY - j, image.getRGB(0, 0));
canvas.setRGB(rectX - i, rectY + ih - 1 + j, image.getRGB(0, ih - 1));
canvas.setRGB(rectX + iw - 1 + i, rectY - j, image.getRGB(iw - 1, 0));
canvas.setRGB(rectX + iw - 1 + i, rectY + ih - 1 + j, image.getRGB(iw - 1, ih - 1));
}
}
// Copy edge pixels into padding.
for (int i = 1; i <= amountY; i++) {
copy(image, 0, 0, iw, 1, canvas, rectX, rectY - i, rect.rotated);
copy(image, 0, ih - 1, iw, 1, canvas, rectX, rectY + ih - 1 + i, rect.rotated);
}
for (int i = 1; i <= amountX; i++) {
copy(image, 0, 0, 1, ih, canvas, rectX - i, rectY, rect.rotated);
copy(image, iw - 1, 0, 1, ih, canvas, rectX + iw - 1 + i, rectY, rect.rotated);
}
}
}
copy(image, 0, 0, iw, ih, canvas, rectX, rectY, rect.rotated);
if (settings.debug) {
g.setColor(Color.magenta);
g.drawRect(
rectX,
rectY,
rect.width - settings.paddingX - 1,
rect.height - settings.paddingY - 1);
}
}
if (settings.bleed
&& !settings.premultiplyAlpha
&& !settings.outputFormat.equalsIgnoreCase("jpg")) {
canvas = new ColorBleedEffect().processImage(canvas, 2);
g = (Graphics2D) canvas.getGraphics();
}
if (settings.debug) {
g.setColor(Color.magenta);
g.drawRect(0, 0, width - 1, height - 1);
}
ImageOutputStream ios = null;
try {
if (settings.outputFormat.equalsIgnoreCase("jpg")) {
BufferedImage newImage =
new BufferedImage(
canvas.getWidth(), canvas.getHeight(), BufferedImage.TYPE_3BYTE_BGR);
newImage.getGraphics().drawImage(canvas, 0, 0, null);
canvas = newImage;
Iterator<ImageWriter> writers = ImageIO.getImageWritersByFormatName("jpg");
ImageWriter writer = writers.next();
ImageWriteParam param = writer.getDefaultWriteParam();
param.setCompressionMode(ImageWriteParam.MODE_EXPLICIT);
param.setCompressionQuality(settings.jpegQuality);
ios = ImageIO.createImageOutputStream(outputFile);
writer.setOutput(ios);
writer.write(null, new IIOImage(canvas, null, null), param);
} else {
if (settings.premultiplyAlpha)
canvas.getColorModel().coerceData(canvas.getRaster(), true);
ImageIO.write(canvas, "png", outputFile);
}
} catch (IOException ex) {
throw new RuntimeException("Error writing file: " + outputFile, ex);
} finally {
if (ios != null) {
try {
ios.close();
} catch (Exception ignored) {
}
}
}
}
}
