/**
* @param colors A color buffer
* @param i The index in this buffer where to put the 12 components of this quad
*/
public void updateColors(float[] colors, int i) {
float[] baseColor = getColorForOrder(groupIdx, 6);
System.arraycopy(baseColor, 0, colors, i, 3);
System.arraycopy(baseColor, 0, colors, i + 3, 3);
System.arraycopy(baseColor, 0, colors, i + 6, 3);
System.arraycopy(baseColor, 0, colors, i + 9, 3);
}
/**
* @param coords A coordinate buffer
* @param i The index in this buffer where to put the 12 components of this quad
*/
public void updateCoords(float[][] grid, float[] coords, int i) {
System.arraycopy(p.getCoordinates(grid, u, v), 0, coords, i, 3);
System.arraycopy(p.getCoordinates(grid, u, v + 1), 0, coords, i + 3, 3);
System.arraycopy(p.getCoordinates(grid, u + 1, v + 1), 0, coords, i + 6, 3);
System.arraycopy(p.getCoordinates(grid, u + 1, v), 0, coords, i + 9, 3);
}