const i_texture_shader & texture_shader() const final
const i_shape_shader & shape_shader() const final
standard_shader_program(std::string const &aName="standard_shader_program")
shader_program_type type() const final
const i_stipple_shader & stipple_shader() const final
const i_glyph_shader & glyph_shader() const final
const i_filter_shader & filter_shader() const final
const i_gradient_shader & gradient_shader() const final