DEFINE_UI_PARAMS(tgtColor, Target Color, DCTLUI_COLOR_PICKER, 1.0f, 1.0f, 1.0f)
DEFINE_UI_TOOLTIP(Target Color, "Choose target color")

__DEVICE__ float3 transform(int p_Width, int p_Height, int p_X, int p_Y, float p_R, float p_G, float p_B)
{
    const float r = tgtColor.r;
    const float g = tgtColor.g;
    const float b = tgtColor.b;

    return make_float3(r, g, b);
}