+ GRADIENT_SHADER_LINEAR_BOUNDING_BOX_BORDERLINE,
+ GRADIENT_SHADER_LINEAR_BOUNDING_BOX_ROUNDED_BORDERLINE,
+ GRADIENT_SHADER_LINEAR_USER_SPACE,
+ GRADIENT_SHADER_LINEAR_USER_SPACE_ROUNDED_CORNER,
+ GRADIENT_SHADER_LINEAR_USER_SPACE_BORDERLINE,
+ GRADIENT_SHADER_LINEAR_USER_SPACE_ROUNDED_BORDERLINE,
+ GRADIENT_SHADER_RADIAL_BOUNDING_BOX,