public Object getDataElements(int rgb, Object pixel) {
// Convert rgb to [0.0, 1.0] sRGB values.
float[] rgbFloats = {
((rgb >> 16) & 0xff) / 255.0F, ((rgb >> 8) & 0xff) / 255.0F, ((rgb >> 0) & 0xff) / 255.0F
};
// Convert from rgb to color space components.
float[] data = cspace.fromRGB(rgbFloats);
DataBuffer buffer = Buffers.createBuffer(transferType, pixel, getNumComponents());
int numColors = getNumColorComponents();
if (hasAlpha()) {
float alpha = ((rgb >> 24) & 0xff) / 255.0F;
/* If color model has alpha and should be premultiplied, multiply
color space components with alpha value. */
if (isAlphaPremultiplied()) {
for (int i = 0; i < numColors; i++) data[i] *= alpha;
}
// Scale the alpha sample to the correct number of bits.
alpha *= (1 << (bits[numColors] - 1));
// Arrange the alpha sample in the output array.
buffer.setElemFloat(numColors, alpha);
}
for (int i = 0; i < numColors; i++) {
// Scale the color samples to the correct number of bits.
float value = data[i] * (1 << (bits[i] - 1));
// Arrange the color samples in the output array.
buffer.setElemFloat(i, value);
}
return Buffers.getData(buffer);
}
