Java 类javafx.scene.image.PixelWriter 实例源码
项目:marathonv5
文件:ImageOperatorSample.java
private static void renderImage(WritableImage img, double gridSize, double hueFactor, double hueOffset) {
PixelWriter pw = img.getPixelWriter();
double w = img.getWidth();
double h = img.getHeight();
double xRatio = 0.0;
double yRatio = 0.0;
double hue = 0.0;
for (int y = 0; y < h; y++) {
for (int x = 0; x < w; x++) {
xRatio = x/w;
yRatio = y/h;
hue = Math.sin(yRatio*(gridSize*Math.PI))*Math.sin(xRatio*(gridSize*Math.PI))*Math.tan(hueFactor/20.0)*360.0 + hueOffset;
Color c = Color.hsb(hue, 1.0, 1.0);
pw.setColor(x, y, c);
}
}
}
项目:marathonv5
文件:ImageOperatorSample.java
private static void renderImage(WritableImage img, double gridSize, double hueFactor, double hueOffset) {
PixelWriter pw = img.getPixelWriter();
double w = img.getWidth();
double h = img.getHeight();
double xRatio = 0.0;
double yRatio = 0.0;
double hue = 0.0;
for (int y = 0; y < h; y++) {
for (int x = 0; x < w; x++) {
xRatio = x/w;
yRatio = y/h;
hue = Math.sin(yRatio*(gridSize*Math.PI))*Math.sin(xRatio*(gridSize*Math.PI))*Math.tan(hueFactor/20.0)*360.0 + hueOffset;
Color c = Color.hsb(hue, 1.0, 1.0);
pw.setColor(x, y, c);
}
}
}
项目:worldheatmap
文件:SimpleHeatMap.java
private void updateHeatMap() {
monochromeCanvas.snapshot(SNAPSHOT_PARAMETERS, monochromeImage);
heatMap = new WritableImage(monochromeImage.widthProperty().intValue(), monochromeImage.heightProperty().intValue());
PixelWriter pixelWriter = heatMap.getPixelWriter();
PixelReader pixelReader = monochromeImage.getPixelReader();
Color colorFromMonoChromeImage;
double brightness;
Color mappedColor;
for (int y = 0 ; y < monochromeImage.getHeight() ; y++) {
for (int x = 0 ; x < monochromeImage.getWidth(); x++) {
colorFromMonoChromeImage = pixelReader.getColor(x, y);
//brightness = computeLuminance(colorFromMonoChromeImage.getRed(), colorFromMonoChromeImage.getGreen(), colorFromMonoChromeImage.getBlue());
//brightness = computeBrightness(colorFromMonoChromeImage.getRed(), colorFromMonoChromeImage.getGreen(), colorFromMonoChromeImage.getBlue());
brightness = computeBrightnessFast(colorFromMonoChromeImage.getRed(), colorFromMonoChromeImage.getGreen(), colorFromMonoChromeImage.getBlue());
mappedColor = getColorAt(mappingGradient, brightness);
if (fadeColors) {
//pixelWriter.setColor(x, y, Color.color(mappedColor.getRed(), mappedColor.getGreen(), mappedColor.getBlue(), brightness));
pixelWriter.setColor(x, y, Color.color(mappedColor.getRed(), mappedColor.getGreen(), mappedColor.getBlue(), colorFromMonoChromeImage.getOpacity()));
} else {
pixelWriter.setColor(x, y, mappedColor);
}
}
}
heatMapView.setImage(heatMap);
}
项目:worldheatmap
文件:HeatMap.java
/**
* Recreates the heatmap based on the current monochrome map.
* Using this approach makes it easy to change the used color
* mapping.
*/
private void updateHeatMap() {
monochrome.snapshot(SNAPSHOT_PARAMETERS, monochromeImage);
heatMap = new WritableImage(monochromeImage.widthProperty().intValue(), monochromeImage.heightProperty().intValue());
Color colorFromMonoChromeImage;
double brightness;
Color mappedColor;
PixelWriter pixelWriter = heatMap.getPixelWriter();
PixelReader pixelReader = monochromeImage.getPixelReader();
int width = (int) monochromeImage.getWidth();
int height = (int) monochromeImage.getHeight();
for (int y = 0 ; y < height ; y++) {
for (int x = 0 ; x < width ; x++) {
colorFromMonoChromeImage = pixelReader.getColor(x, y);
brightness = colorFromMonoChromeImage.getOpacity();
mappedColor = getColorAt(mappingGradient, brightness);
pixelWriter.setColor(x, y, fadeColors ? Color.color(mappedColor.getRed(), mappedColor.getGreen(), mappedColor.getBlue(), brightness) : mappedColor);
}
}
setImage(heatMap);
}
项目:charts
文件:HeatMap.java
/**
* Recreates the heatmap based on the current monochrome map.
* Using this approach makes it easy to change the used color
* mapping.
*/
private void updateHeatMap() {
monochrome.snapshot(SNAPSHOT_PARAMETERS, monochromeImage);
int width = monochromeImage.widthProperty().intValue();
int height = monochromeImage.heightProperty().intValue();
heatMap = new WritableImage(width, height);
Color colorFromMonoChromeImage;
double brightness;
Color mappedColor;
PixelWriter pixelWriter = heatMap.getPixelWriter();
PixelReader pixelReader = monochromeImage.getPixelReader();
for (int y = 0 ; y < height ; y++) {
for (int x = 0 ; x < width ; x++) {
colorFromMonoChromeImage = pixelReader.getColor(x, y);
brightness = colorFromMonoChromeImage.getOpacity();
mappedColor = Helper.getColorAt(mappingGradient, brightness);
pixelWriter.setColor(x, y, fadeColors ? Color.color(mappedColor.getRed(), mappedColor.getGreen(), mappedColor.getBlue(), brightness) : mappedColor);
}
}
setImage(heatMap);
}
项目:jmonkeybuilder
文件:SingleColorTextureFileCreator.java
@Override
@FXThread
protected boolean validate(@NotNull final VarTable vars) {
final Color color = UIUtils.from(vars.get(PROP_COLOR, ColorRGBA.class));
final int width = vars.getInteger(PROP_WIDTH);
final int height = vars.getInteger(PROP_HEIGHT);
final WritableImage writableImage = new WritableImage(width, height);
final PixelWriter pixelWriter = writableImage.getPixelWriter();
for (int i = 0; i < width; i++) {
for (int j = 0; j < height; j++) {
pixelWriter.setColor(i, j, color);
}
}
getImageView().setImage(writableImage);
return true;
}
项目:jmonkeybuilder
文件:SingleColorTextureFileCreator.java
@Override
@BackgroundThread
protected void writeData(@NotNull final VarTable vars, final @NotNull Path resultFile) throws IOException {
super.writeData(vars, resultFile);
final Color color = UIUtils.from(vars.get(PROP_COLOR, ColorRGBA.class));
final int width = vars.getInteger(PROP_WIDTH);
final int height = vars.getInteger(PROP_HEIGHT);
final WritableImage writableImage = new WritableImage(width, height);
final PixelWriter pixelWriter = writableImage.getPixelWriter();
for (int i = 0; i < width; i++) {
for (int j = 0; j < height; j++) {
pixelWriter.setColor(i, j, color);
}
}
final BufferedImage bufferedImage = SwingFXUtils.fromFXImage(writableImage, null);
try (final OutputStream out = Files.newOutputStream(resultFile)) {
ImageIO.write(bufferedImage, "png", out);
}
}
项目:minecraft-jfx-skin
文件:SkinHelper.java
public void copy(float srcX, float srcY, float toX, float toY, float width, float height, boolean reversalX, boolean reversalY) {
PixelReader reader = srcImage.getPixelReader();
PixelWriter writer = newImage.getPixelWriter();
int srcScaleX = (int) srcImage.getWidth();
int srcScaleY = (int) srcImage.getHeight();
int newScaleX = (int) newImage.getWidth();
int newScaleY = (int) newImage.getHeight();
int srcWidth = (int) (width * srcScaleX);
int srcHeight = (int) (height * srcScaleY);
for (int x = 0; x < srcWidth; x++)
for (int y = 0; y < srcHeight; y++)
writer.setArgb((int) (toX * newScaleX + x), (int) (toY * newScaleY + y),
reader.getArgb((int) (srcX * srcScaleX + (reversalX ? srcWidth - x - 1 : x)),
(int) (srcY * srcScaleY + (reversalY ? srcHeight - y - 1 : y))));
}
项目:openjfx-8u-dev-tests
文件:WriteSingleColorImageTestBase.java
@Override
protected Image getImage() {
WritableImage image = new WritableImage(256, 256);
PixelWriter pixelWriter = image.getPixelWriter();
for (int i = 0; i < 256; i++) {
for (int j = 0; j < 256; j++) {
double color = i + j;
pixelWriter.setColor(i, j,
getColorComponentProvider().getColor(
((color > 255) ? 255.0 : color) / 255));
}
}
return image;
}
项目:openjfx-8u-dev-tests
文件:WriteSingleARGBImageTestBase.java
@Override
protected Image getImage() {
WritableImage image = new WritableImage(256, 256);
PixelWriter pixelWriter = image.getPixelWriter();
for (int i = 0; i < 256; i++) {
for (int j = 0; j < 256; j++) {
int color = i + j;
pixelWriter.setArgb(i, j,
getColorComponentProvider().getARGBColor(
((color > 255) ? 255 : color)));
}
}
return image;
}
项目:Medusa
文件:Helper.java
public static Image createNoiseImage(final double WIDTH, final double HEIGHT, final Color DARK_COLOR, final Color BRIGHT_COLOR, final double ALPHA_VARIATION_IN_PERCENT) {
if (Double.compare(WIDTH, 0) <= 0 || Double.compare(HEIGHT, 0) <= 0) return null;
int width = (int) WIDTH;
int height = (int) HEIGHT;
double alphaVariationInPercent = Helper.clamp(0.0, 100.0, ALPHA_VARIATION_IN_PERCENT);
final WritableImage IMAGE = new WritableImage(width, height);
final PixelWriter PIXEL_WRITER = IMAGE.getPixelWriter();
final Random BW_RND = new Random();
final Random ALPHA_RND = new Random();
final double ALPHA_START = alphaVariationInPercent / 100 / 2;
final double ALPHA_VARIATION = alphaVariationInPercent / 100;
for (int y = 0 ; y < height ; y++) {
for (int x = 0 ; x < width ; x++) {
final Color NOISE_COLOR = BW_RND.nextBoolean() == true ? BRIGHT_COLOR : DARK_COLOR;
final double NOISE_ALPHA = Helper.clamp(0.0, 1.0, ALPHA_START + ALPHA_RND.nextDouble() * ALPHA_VARIATION);
PIXEL_WRITER.setColor(x, y, Color.color(NOISE_COLOR.getRed(), NOISE_COLOR.getGreen(), NOISE_COLOR.getBlue(), NOISE_ALPHA));
}
}
return IMAGE;
}
项目:Alchemy
文件:SkinHelper.java
public void copy(float srcX, float srcY, float toX, float toY, float width, float height, boolean reversalX, boolean reversalY) {
PixelReader reader = srcImage.getPixelReader();
PixelWriter writer = newImage.getPixelWriter();
int srcScaleX = (int) srcImage.getWidth();
int srcScaleY = (int) srcImage.getHeight();
int newScaleX = (int) newImage.getWidth();
int newScaleY = (int) newImage.getHeight();
int srcWidth = (int) (width * srcScaleX);
int srcHeight = (int) (height * srcScaleY);
for (int x = 0; x < srcWidth; x++)
for (int y = 0; y < srcHeight; y++)
writer.setArgb((int) (toX * newScaleX + x), (int) (toY * newScaleY + y),
reader.getArgb((int) (srcX * srcScaleX + (reversalX ? srcWidth - x - 1 : x)),
(int) (srcY * srcScaleY + (reversalY ? srcHeight - y - 1 : y))));
}
项目:Krothium-Launcher
文件:TexturePreview.java
/**
* Renders a layer. Transparent colors and background color is ignored.
* @param dstx Destination X
* @param dsty Destination Y
* @param w Width of the chunk
* @param h Height of the chunk
* @param pr The image pixel reader
* @param pw The output pixel writer
* @param srcx The X coordinate from the source skin
* @param srcy The Y coordinate from the source skin
*/
private static void renderLayer(int dstx, int dsty, int w, int h, PixelReader pr, PixelWriter pw, int srcx, int srcy) {
Color background = pr.getColor(0, 0);
int x_origin = dstx;
for (int y = srcy; y < srcy + h; y++){
for (int x = srcx; x < srcx + w; x++) {
Color c = pr.getColor(x, y);
if (c.getOpacity() == 1 && !c.equals(background)) {
pw.setColor(dstx, dsty, c);
}
dstx++;
}
dsty++;
dstx = x_origin;
}
}
项目:Krothium-Launcher
文件:Kernel.java
/**
* This method receives an image scales it
* @param input Input image
* @param scaleFactor Output scale factor
* @return The resampled image
*/
public Image resampleImage(Image input, int scaleFactor) {
int W = (int) input.getWidth();
int H = (int) input.getHeight();
WritableImage output = new WritableImage(
W * scaleFactor,
H * scaleFactor
);
PixelReader reader = input.getPixelReader();
PixelWriter writer = output.getPixelWriter();
for (int y = 0; y < H; y++) {
for (int x = 0; x < W; x++) {
int argb = reader.getArgb(x, y);
for (int dy = 0; dy < scaleFactor; dy++) {
for (int dx = 0; dx < scaleFactor; dx++) {
writer.setArgb(x * scaleFactor + dx, y * scaleFactor + dy, argb);
}
}
}
}
return output;
}
项目:blasteroids
文件:RenderUtils.java
/**
* Colorizes an image by the given amount
*
* @param img Image
* @param c Color
* @param a Double amount
* @return Image
*/
public static Image colorizeImage(Image img, Color c, double a) {
PixelReader reader = img.getPixelReader();
WritableImage write = new WritableImage((int) img.getWidth(), (int) img.getHeight());
PixelWriter writer = write.getPixelWriter();
for(int readY = 0; readY < img.getHeight(); readY++){
for(int readX = 0; readX < img.getWidth(); readX++) {
Color color = reader.getColor(readX, readY);
if(color.getOpacity() == 0) continue;
color = color.interpolate(c, a);
writer.setColor(readX, readY, color);
}
}
return (Image) write;
}
项目:streamplify
文件:ShufflerView.java
Image createImage(BigInteger startIndex, int count, long step) {
int width = idxCount.subtract(BigInteger.ONE).bitLength();
WritableImage img = new WritableImage(2 * width, 2 * count);
PixelWriter pw = img.getPixelWriter();
for (int y = 0 ; y < count ; y++) {
BigInteger idx = startIndex.add(BigInteger.valueOf(y * step));
BigInteger shuffIdx = shuffler.getShuffledIndex(idx, idxCount);
boolean[] shuffledBits = toBoolBits(shuffIdx, idxCount);
for (int x = 0 ; x < width ; x++) {
Color color = shuffledBits[x] ? Color.BLACK : Color.WHITE;
pw.setColor(2 * x, 2 * y, color);
pw.setColor(2 * x + 1, 2 * y, color);
pw.setColor(2 * x, 2 * y + 1, color);
pw.setColor(2 * x + 1, 2 * y + 1, color);
}
}
return img;
}
项目:FXImgurUploader
文件:LcdSkin.java
private Image createNoiseImage(final double WIDTH, final double HEIGHT, final Color DARK_COLOR, final Color BRIGHT_COLOR, final double ALPHA_VARIATION_IN_PERCENT) {
int width = WIDTH <= 0 ? (int) PREFERRED_WIDTH : (int) WIDTH;
int height = HEIGHT <= 0 ? (int) PREFERRED_HEIGHT : (int) HEIGHT;
double alphaVariationInPercent = getSkinnable().clamp(0, 100, ALPHA_VARIATION_IN_PERCENT);
final WritableImage IMAGE = new WritableImage(width, height);
final PixelWriter PIXEL_WRITER = IMAGE.getPixelWriter();
final Random BW_RND = new Random();
final Random ALPHA_RND = new Random();
final double ALPHA_START = alphaVariationInPercent / 100 / 2;
final double ALPHA_VARIATION = alphaVariationInPercent / 100;
Color noiseColor;
double noiseAlpha;
for (int y = 0; y < height; y++) {
for (int x = 0; x < width; x++) {
noiseColor = BW_RND.nextBoolean() == true ? BRIGHT_COLOR : DARK_COLOR;
noiseAlpha = getSkinnable().clamp(0, 1, ALPHA_START + ALPHA_RND.nextDouble() * ALPHA_VARIATION);
PIXEL_WRITER.setColor(x, y, Color.color(noiseColor.getRed(), noiseColor.getGreen(), noiseColor.getBlue(), noiseAlpha));
}
}
return IMAGE;
}
项目:FXImgurUploader
文件:LcdClockSkin.java
private Image createNoiseImage(final double WIDTH, final double HEIGHT, final Color DARK_COLOR, final Color BRIGHT_COLOR, final double ALPHA_VARIATION_IN_PERCENT) {
int width = WIDTH <= 0 ? (int) PREFERRED_WIDTH : (int) WIDTH;
int height = HEIGHT <= 0 ? (int) PREFERRED_HEIGHT : (int) HEIGHT;
double alphaVariationInPercent = getSkinnable().clamp(0, 100, ALPHA_VARIATION_IN_PERCENT);
final WritableImage IMAGE = new WritableImage(width, height);
final PixelWriter PIXEL_WRITER = IMAGE.getPixelWriter();
final Random BW_RND = new Random();
final Random ALPHA_RND = new Random();
final double ALPHA_START = alphaVariationInPercent / 100 / 2;
final double ALPHA_VARIATION = alphaVariationInPercent / 100;
Color noiseColor;
double noiseAlpha;
for (int y = 0; y < height; y++) {
for (int x = 0; x < width; x++) {
noiseColor = BW_RND.nextBoolean() == true ? BRIGHT_COLOR : DARK_COLOR;
noiseAlpha = getSkinnable().clamp(0, 1, ALPHA_START + ALPHA_RND.nextDouble() * ALPHA_VARIATION);
PIXEL_WRITER.setColor(x, y, Color.color(noiseColor.getRed(), noiseColor.getGreen(), noiseColor.getBlue(), noiseAlpha));
}
}
return IMAGE;
}
项目:JFoenix
文件:JFXColorPickerUI.java
private Image getHuesCircle(int width, int height) {
WritableImage raster = new WritableImage(width, height);
PixelWriter pixelWriter = raster.getPixelWriter();
Point2D center = new Point2D((double) width / 2, (double) height / 2);
double rsmall = 0.8 * width / 2;
double rbig = (double) width / 2;
for (int y = 0; y < height; y++) {
for (int x = 0; x < width; x++) {
double dx = x - center.getX();
double dy = y - center.getY();
double distance = Math.sqrt((dx * dx) + (dy * dy));
double o = Math.atan2(dy, dx);
if (distance > rsmall && distance < rbig) {
double H = map(o, -Math.PI, Math.PI, 0, 255);
double S = 255;
double L = 152;
pixelWriter.setColor(x, y, HSL2RGB(H, S, L));
}
}
}
return raster;
}
项目:fr.xs.jtk
文件:Palette.java
public Image createPalette(boolean save){
if(numColors<1){
return null;
}
// try to create a square image
width=(int)Math.sqrt(numColors);
height=numColors/width;
imgPalette = new WritableImage(width, height);
PixelWriter pw = ((WritableImage)imgPalette).getPixelWriter();
AtomicInteger count = new AtomicInteger();
IntStream.range(0, height).boxed()
.forEach(y->IntStream.range(0, width).boxed()
.forEach(x->pw.setColor(x, y, getColor(count.getAndIncrement()))));
if(save){
saveImage();
}
return imgPalette;
}
项目:reversegeocode
文件:BuildLayeredIndex.java
/**
* Visualize the map.
*
* @param Maximum
* color
* @param winner
* Winners array
*/
public void visualize(int max, int[][] winner) {
LOG.warn("Producing visualization.");
// Randomly assign colors for visualization:
Random r = new Random();
int[] cols = new int[max + 1];
for (int i = 1; i < cols.length; i++) {
cols[i] = r.nextInt(0x1000000) | 0xFF000000;
}
try {
WritableImage writableImage = new WritableImage(viewport.width,
viewport.height);
PixelWriter writer = writableImage.getPixelWriter();
for (int y = 0; y < viewport.height; y++) {
// Note: visualization is drawn upside down.
int[] row = winner[viewport.height - 1 - y];
for (int x = 0; x < viewport.width; x++) {
writer.setArgb(x, y, cols[row[x]]);
}
}
ImageIO.write(SwingFXUtils.fromFXImage(writableImage, null), "png",
imfile);
} catch (IOException e) {
LOG.error("IO error writing visualization.", e);
}
}
项目:FlagMaker-2
文件:ColorSelector.java
private void FillHueCanvas()
{
int width = (int)cnvHue.getWidth();
int height = (int)cnvHue.getHeight();
WritableImage img = new WritableImage(width, height);
PixelWriter pw = img.getPixelWriter();
for (int y = 0; y < height; y++)
{
Color color = Color.hsb(360.0 * y / height, 1, 1);
for (int x = 0; x < width; x++)
{
pw.setColor(x, y, color);
}
}
GraphicsContext gc = cnvHue.getGraphicsContext2D();
gc.drawImage(img, 0, 0);
}
项目:FlagMaker-2
文件:ColorSelector.java
private void FillSatLightCanvas(Color input)
{
int width = (int)cnvSatLight.getWidth();
int height = (int)cnvSatLight.getHeight();
WritableImage img = new WritableImage(width, height);
PixelWriter pw = img.getPixelWriter();
for (int y = 0; y < height; y++)
{
for (int x = 0; x < width; x++)
{
Color color = Color.hsb(input.getHue(), x / (double)width, 1 - y / (double)height);
pw.setColor(x, y, color);
}
}
GraphicsContext gc = cnvSatLight.getGraphicsContext2D();
gc.drawImage(img, 0, 0);
}
项目:FXyzLib
文件:Palette.java
public Image createPalette(boolean save){
if(numColors<1){
return null;
}
// try to create a square image
width=(int)Math.sqrt(numColors);
height=numColors/width;
imgPalette = new WritableImage(width, height);
PixelWriter pw = ((WritableImage)imgPalette).getPixelWriter();
AtomicInteger count = new AtomicInteger();
IntStream.range(0, height).boxed()
.forEach(y->IntStream.range(0, width).boxed()
.forEach(x->pw.setColor(x, y, getColor(count.getAndIncrement()))));
if(save){
saveImage();
}
return imgPalette;
}
项目:org.csstudio.display.builder
文件:ColorMapDialog.java
/** Update color bar in UI from current 'map' */
private void updateColorBar()
{
// On Mac OS X it was OK to create an image sized 256 x 1:
// 256 wide to easily set the 256 colors,
// 1 pixel height which is then stretched via the BackgroundSize().
// On Linux, the result was garbled unless the image height matched the
// actual height, so it's now fixed to COLOR_BAR_HEIGHT
final WritableImage colors = new WritableImage(256, COLOR_BAR_HEIGHT);
final PixelWriter writer = colors.getPixelWriter();
for (int x=0; x<256; ++x)
{
final int arfb = ColorMappingFunction.getRGB(map.getColor(x));
for (int y=0; y<COLOR_BAR_HEIGHT; ++y)
writer.setArgb(x, y, arfb);
}
// Stretch image to fill color_bar
color_bar.setBackground(new Background(
new BackgroundImage(colors, BackgroundRepeat.NO_REPEAT, BackgroundRepeat.NO_REPEAT,
BackgroundPosition.DEFAULT,
new BackgroundSize(BackgroundSize.AUTO, BackgroundSize.AUTO, true, true, true, true))));
}
项目:org.csstudio.display.builder
文件:ImageScaling.java
@Override
public void start(final Stage stage)
{
// Image with red border
final WritableImage image = new WritableImage(WIDTH, HEIGHT);
final PixelWriter writer = image.getPixelWriter();
for (int x=0; x<WIDTH; ++x)
{
writer.setColor(x, 0, Color.RED);
writer.setColor(x, HEIGHT-1, Color.RED);
}
for (int y=0; y<HEIGHT; ++y)
{
writer.setColor(0, y, Color.RED);
writer.setColor(WIDTH-1, y, Color.RED);
}
// Draw into canvas, scaling 'up'
final Canvas canvas = new Canvas(800, 600);
canvas.getGraphicsContext2D().drawImage(image, 0, 0, canvas.getWidth(), canvas.getHeight());
final Scene scene = new Scene(new Group(canvas), canvas.getWidth(), canvas.getHeight());
stage.setScene(scene);
stage.show();
}
项目:FXTutorials
文件:BasicEncoder.java
@Override
public Image encode(Image image, String message) {
int width = (int) image.getWidth();
int height = (int) image.getHeight();
WritableImage copy = new WritableImage(image.getPixelReader(), width, height);
PixelWriter writer = copy.getPixelWriter();
PixelReader reader = image.getPixelReader();
boolean[] bits = encode(message);
IntStream.range(0, bits.length)
.mapToObj(i -> new Pair<>(i, reader.getArgb(i % width, i / width)))
.map(pair -> new Pair<>(pair.getKey(), bits[pair.getKey()] ? pair.getValue() | 1 : pair.getValue() &~ 1))
.forEach(pair -> {
int x = pair.getKey() % width;
int y = pair.getKey() / width;
writer.setArgb(x, y, pair.getValue());
});
return copy;
}
项目:JavaOne2015JavaFXPitfalls
文件:PixelWriterTest.java
private void testARGB(PixelReader reader, int width, int height) {
for (int i = 0; i < 10; i++) {
WritableImage dest = new WritableImage(width, height);
PixelWriter writer = dest.getPixelWriter();
for (int x = 0; x < width; x++) {
for (int y = 0; y < height; y++) {
// reading a pixel from src image,
// then writing a pixel to dest image
//Color color = reader.getColor(x, y);
//writer.setColor(x, y, color);
// this way is also OK
int argb = reader.getArgb(x, y);
writer.setArgb(x, y, argb);
}
}
}
}
项目:Connected-Mind-Neural-Network
文件:Maze.java
public Image getSquare(int xOrigin, int yOrigin, int width, int height)
{
xOrigin = xOrigin > 0 ? xOrigin : 0;
yOrigin = yOrigin > 0 ? yOrigin : 0;
width = xOrigin + width <= _width ? width : _width - xOrigin;
height = yOrigin + height <= _height ? height : _height - yOrigin;
WritableImage image = new WritableImage(width, height);
PixelWriter writer = image.getPixelWriter();
for(int x = xOrigin; x < xOrigin + width; x++)
{
for(int y = yOrigin; y < yOrigin + height; y++)
{
Color color = _pixels.getColor(x, y);
writer.setColor(x - xOrigin, y - yOrigin, color);
}
}
return image;
}
项目:jace
文件:VideoDHGR.java
protected void displayLores(WritableImage screen, int xOffset, int y, int rowAddress) {
int c1 = ((RAM128k) computer.getMemory()).getMainMemory().readByte(rowAddress + xOffset) & 0x0FF;
if ((y & 7) < 4) {
c1 &= 15;
} else {
c1 >>= 4;
}
Color color = Palette.color[c1];
// Unrolled loop, faster
PixelWriter writer = screen.getPixelWriter();
int xx = xOffset * 14;
writer.setColor(xx++, y, color);
writer.setColor(xx++, y, color);
writer.setColor(xx++, y, color);
writer.setColor(xx++, y, color);
writer.setColor(xx++, y, color);
writer.setColor(xx++, y, color);
writer.setColor(xx++, y, color);
writer.setColor(xx++, y, color);
writer.setColor(xx++, y, color);
writer.setColor(xx++, y, color);
writer.setColor(xx++, y, color);
writer.setColor(xx++, y, color);
writer.setColor(xx++, y, color);
writer.setColor(xx++, y, color);
}
项目:jace
文件:VideoDHGR.java
protected void showDhgr(WritableImage screen, int xOffset, int y, int dhgrWord) {
PixelWriter writer = screen.getPixelWriter();
try {
for (int i = 0; i < 7; i++) {
Color color;
if (!dhgrMode && hiresMode) {
color = Palette.color[dhgrWord & 15];
} else {
color = Palette.color[FLIP_NYBBLE[dhgrWord & 15]];
}
writer.setColor(xOffset++, y, color);
writer.setColor(xOffset++, y, color);
writer.setColor(xOffset++, y, color);
writer.setColor(xOffset++, y, color);
dhgrWord >>= 4;
}
} catch (ArrayIndexOutOfBoundsException ex) {
Logger.getLogger(getClass().getName()).warning("Went out of bounds in video display");
}
}
项目:jace
文件:VideoDHGR.java
protected void showBW(WritableImage screen, int xOffset, int y, int dhgrWord) {
// Using the data buffer directly is about 15 times faster than setRGB
// This is because setRGB does extra (useless) color model logic
// For that matter even Graphics.drawLine is faster than setRGB!
// This is equivilant to y*560 but is 5% faster
// Also, adding xOffset now makes it additionally 5% faster
//int yOffset = ((y << 4) + (y << 5) + (y << 9))+xOffset;
int xx = xOffset;
PixelWriter writer = screen.getPixelWriter();
for (int i = 0; i < 28; i++) {
if (xx < 560) {
// yOffset++ is used instead of yOffset+i, because it is faster
writer.setColor(xx++, y, (dhgrWord & 1) == 1 ? WHITE : BLACK);
}
dhgrWord >>= 1;
}
}
项目:tokentool
文件:ImageUtil.java
public static Image resizeCanvas(Image imageSource, int newWidth, int newHeight, int offsetX, int offsetY) {
int sourceWidth = (int) imageSource.getWidth();
int sourceHeight = (int) imageSource.getHeight();
// No work needed here...
if (sourceWidth == newWidth && sourceHeight == newHeight)
return imageSource;
WritableImage outputImage = new WritableImage(newWidth, newHeight);
PixelReader pixelReader = imageSource.getPixelReader();
PixelWriter pixelWriter = outputImage.getPixelWriter();
WritablePixelFormat<IntBuffer> format = WritablePixelFormat.getIntArgbInstance();
int[] buffer = new int[sourceWidth * sourceHeight];
pixelReader.getPixels(0, 0, sourceWidth, sourceHeight, format, buffer, 0, sourceWidth);
pixelWriter.setPixels(offsetX, offsetY, sourceWidth, sourceHeight, format, buffer, 0, sourceWidth);
return outputImage;
}
项目:tokentool
文件:ImageUtil.java
private static Image clipImageWithMask(Image imageSource, Image imageMask) {
int imageWidth = (int) imageMask.getWidth();
int imageHeight = (int) imageMask.getHeight();
WritableImage outputImage = new WritableImage(imageWidth, imageHeight);
PixelReader pixelReader_Mask = imageMask.getPixelReader();
PixelReader pixelReader_Source = imageSource.getPixelReader();
PixelWriter pixelWriter = outputImage.getPixelWriter();
for (int readY = 0; readY < imageHeight; readY++) {
for (int readX = 0; readX < imageWidth; readX++) {
Color pixelColor = pixelReader_Mask.getColor(readX, readY);
if (pixelColor.equals(Color.TRANSPARENT))
pixelWriter.setColor(readX, readY, pixelReader_Source.getColor(readX, readY));
}
}
return outputImage;
}
项目:tokentool
文件:ImageUtil.java
private static Image processMagenta(Image inputImage, int colorThreshold, boolean overlayWanted) {
int imageWidth = (int) inputImage.getWidth();
int imageHeight = (int) inputImage.getHeight();
WritableImage outputImage = new WritableImage(imageWidth, imageHeight);
PixelReader pixelReader = inputImage.getPixelReader();
PixelWriter pixelWriter = outputImage.getPixelWriter();
for (int readY = 0; readY < imageHeight; readY++) {
for (int readX = 0; readX < imageWidth; readX++) {
Color pixelColor = pixelReader.getColor(readX, readY);
if (isMagenta(pixelColor, COLOR_THRESHOLD) == overlayWanted)
pixelWriter.setColor(readX, readY, Color.TRANSPARENT);
else
pixelWriter.setColor(readX, readY, pixelColor);
}
}
return outputImage;
}
项目:kotlinfx-ensemble
文件:ImageOperatorSample.java
private static void renderImage(WritableImage img, double gridSize, double hueFactor, double hueOffset) {
PixelWriter pw = img.getPixelWriter();
double w = img.getWidth();
double h = img.getHeight();
double xRatio = 0.0;
double yRatio = 0.0;
double hue = 0.0;
for (int y = 0; y < h; y++) {
for (int x = 0; x < w; x++) {
xRatio = x/w;
yRatio = y/h;
hue = Math.sin(yRatio*(gridSize*Math.PI))*Math.sin(xRatio*(gridSize*Math.PI))*Math.tan(hueFactor/20.0)*360.0 + hueOffset;
Color c = Color.hsb(hue, 1.0, 1.0);
pw.setColor(x, y, c);
}
}
}
项目:Enzo
文件:LcdSkin.java
private Image createNoiseImage(final double WIDTH, final double HEIGHT, final Color DARK_COLOR, final Color BRIGHT_COLOR, final double ALPHA_VARIATION_IN_PERCENT) {
int width = WIDTH <= 0 ? (int) PREFERRED_WIDTH : (int) WIDTH;
int height = HEIGHT <= 0 ? (int) PREFERRED_HEIGHT : (int) HEIGHT;
double alphaVariationInPercent = getSkinnable().clamp(0, 100, ALPHA_VARIATION_IN_PERCENT);
final WritableImage IMAGE = new WritableImage(width, height);
final PixelWriter PIXEL_WRITER = IMAGE.getPixelWriter();
final Random BW_RND = new Random();
final Random ALPHA_RND = new Random();
final double ALPHA_START = alphaVariationInPercent / 100 / 2;
final double ALPHA_VARIATION = alphaVariationInPercent / 100;
Color noiseColor;
double noiseAlpha;
for (int y = 0; y < height; y++) {
for (int x = 0; x < width; x++) {
noiseColor = BW_RND.nextBoolean() == true ? BRIGHT_COLOR : DARK_COLOR;
noiseAlpha = getSkinnable().clamp(0, 1, ALPHA_START + ALPHA_RND.nextDouble() * ALPHA_VARIATION);
PIXEL_WRITER.setColor(x, y, Color.color(noiseColor.getRed(), noiseColor.getGreen(), noiseColor.getBlue(), noiseAlpha));
}
}
return IMAGE;
}
项目:Enzo
文件:LcdClockSkin.java
private Image createNoiseImage(final double WIDTH, final double HEIGHT, final Color DARK_COLOR, final Color BRIGHT_COLOR, final double ALPHA_VARIATION_IN_PERCENT) {
int width = WIDTH <= 0 ? (int) PREFERRED_WIDTH : (int) WIDTH;
int height = HEIGHT <= 0 ? (int) PREFERRED_HEIGHT : (int) HEIGHT;
double alphaVariationInPercent = getSkinnable().clamp(0, 100, ALPHA_VARIATION_IN_PERCENT);
final WritableImage IMAGE = new WritableImage(width, height);
final PixelWriter PIXEL_WRITER = IMAGE.getPixelWriter();
final Random BW_RND = new Random();
final Random ALPHA_RND = new Random();
final double ALPHA_START = alphaVariationInPercent / 100 / 2;
final double ALPHA_VARIATION = alphaVariationInPercent / 100;
Color noiseColor;
double noiseAlpha;
for (int y = 0; y < height; y++) {
for (int x = 0; x < width; x++) {
noiseColor = BW_RND.nextBoolean() == true ? BRIGHT_COLOR : DARK_COLOR;
noiseAlpha = getSkinnable().clamp(0, 1, ALPHA_START + ALPHA_RND.nextDouble() * ALPHA_VARIATION);
PIXEL_WRITER.setColor(x, y, Color.color(noiseColor.getRed(), noiseColor.getGreen(), noiseColor.getBlue(), noiseAlpha));
}
}
return IMAGE;
}
项目:lawless-legends
文件:VideoDHGR.java
protected void displayLores(WritableImage screen, int xOffset, int y, int rowAddress) {
int c1 = ((RAM128k) computer.getMemory()).getMainMemory().readByte(rowAddress + xOffset) & 0x0FF;
if ((y & 7) < 4) {
c1 &= 15;
} else {
c1 >>= 4;
}
Color color = Palette.color[c1];
// Unrolled loop, faster
PixelWriter writer = screen.getPixelWriter();
int xx = xOffset * 14;
writer.setColor(xx++, y, color);
writer.setColor(xx++, y, color);
writer.setColor(xx++, y, color);
writer.setColor(xx++, y, color);
writer.setColor(xx++, y, color);
writer.setColor(xx++, y, color);
writer.setColor(xx++, y, color);
writer.setColor(xx++, y, color);
writer.setColor(xx++, y, color);
writer.setColor(xx++, y, color);
writer.setColor(xx++, y, color);
writer.setColor(xx++, y, color);
writer.setColor(xx++, y, color);
writer.setColor(xx++, y, color);
}
项目:lawless-legends
文件:VideoDHGR.java
protected void showDhgr(WritableImage screen, int xOffset, int y, int dhgrWord) {
PixelWriter writer = screen.getPixelWriter();
try {
for (int i = 0; i < 7; i++) {
Color color;
if (!dhgrMode && hiresMode) {
color = Palette.color[dhgrWord & 15];
} else {
color = Palette.color[FLIP_NYBBLE[dhgrWord & 15]];
}
writer.setColor(xOffset++, y, color);
writer.setColor(xOffset++, y, color);
writer.setColor(xOffset++, y, color);
writer.setColor(xOffset++, y, color);
dhgrWord >>= 4;
}
} catch (ArrayIndexOutOfBoundsException ex) {
Logger.getLogger(getClass().getName()).warning("Went out of bounds in video display");
}
}