@Override
    public void read(JmeImporter im) throws IOException {
        super.read(im);
        InputCapsule ic = im.getCapsule(this);
        colorSpace = ic.readEnum("colorSpace", ColorSpace.class, null);
    }
Set to {@link ColorSpace#Linear} if the texture color space has to be forced
to linear instead of sRGB.

@param colorSpace the desired color space
jme3-core/src/main/java/com/jme3/material/MatParamTexture.java