Method draw_background

source/matplot/backend/opengl_embed.cpp:241–244

    }

    void opengl_embed::draw_background(const std::array<float, 4> &color) {
        glClearColor(color[1], color[2], color[3], 1.f - color[0]);
        glClear(GL_COLOR_BUFFER_BIT);
    }

    void opengl_embed::show(class matplot::figure_type *f) {
        backend_interface::show(f);