private void setRGB(final WritableImage IMAGE, final int X, final int Y, final int[] PIXELS) {
final PixelWriter RASTER = IMAGE.getPixelWriter();
for (int x = 0; x < PIXELS.length; x++) {
RASTER.setColor(
X + x,
Y,
Color.rgb((PIXELS[x] >> 16) & 0xFF, (PIXELS[x] >> 8) & 0xFF, (PIXELS[x] & 0xFF)));
}
}
protected void displayDoubleLores(WritableImage screen, int xOffset, int y, int rowAddress) {
int c1 =
((RAM128k) computer.getMemory()).getAuxVideoMemory().readByte(rowAddress + xOffset) & 0x0FF;
int c2 =
((RAM128k) computer.getMemory()).getMainMemory().readByte(rowAddress + xOffset) & 0x0FF;
if ((y & 7) < 4) {
c1 &= 15;
c2 &= 15;
} else {
c1 >>= 4;
c2 >>= 4;
}
PixelWriter writer = screen.getPixelWriter();
// int yOffset = xyOffset[y][times14[xOffset]];
Color color = Palette.color[c1];
// Unrolled loop, faster
int xx = xOffset * 7;
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);
color = Palette.color[c2];
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);
}
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 * 7;
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);
}
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 * 7;
PixelWriter writer = screen.getPixelWriter();
for (int i = 0; i < 28; i++) {
// yOffset++ is used instead of yOffset+i, because it is faster
writer.setColor(xx++, y, (dhgrWord & 1) == 1 ? WHITE : BLACK);
dhgrWord >>= 1;
}
}
protected void showDhgr(WritableImage screen, int xOffset, int y, int dhgrWord) {
// Graphics2D g = (Graphics2D) screen.getGraphics();
int xx = xOffset * 7;
PixelWriter writer = screen.getPixelWriter();
try {
for (int i = 0; i < 7; i++) {
Color color = Palette.color[FLIP_NYBBLE[dhgrWord & 15]];
writer.setColor(xx++, y, color);
writer.setColor(xx++, y, color);
writer.setColor(xx++, y, color);
writer.setColor(xx++, y, color);
dhgrWord >>= 4;
}
} catch (ArrayIndexOutOfBoundsException ex) {
Logger.getLogger(getClass().getName()).warning("Went out of bounds in video display");
}
}
/*
* Write Image to byteArray
*/
private WritableImage bufferedToWriteable(byte[] byteArray) {
BufferedImage bf;
try {
bf = ImageIO.read(new ByteArrayInputStream(byteArray));
WritableImage wr = null;
if (bf != null) {
wr = new WritableImage(bf.getWidth(), bf.getHeight());
PixelWriter pw = wr.getPixelWriter();
for (int x = 0; x < bf.getWidth(); x++) {
for (int y = 0; y < bf.getHeight(); y++) {
pw.setArgb(x, y, bf.getRGB(x, y));
}
}
}
return wr;
} catch (IOException e) {
e.printStackTrace();
}
return null;
}
private static void writePixels(
PixelWriter pixelWriter,
double[][] matrixR,
double[][] matrixB,
double[][] matrixG,
int height,
int width) {
for (int i = 0; i < width; i++) {
for (int j = 0; j < height; j++) {
pixelWriter.setColor(i, j, Color.color(imgR[i][j], (imgG[i][j]), ((imgB[i][j]))));
}
}
}
