Class GLTextRenderer

src/visualization/gl_text_renderer.h:37–62

namespace oid {

class GLTextRenderer {
  public:
    GLuint text_vbo{0};
    GLuint text_tex{0};

    Array_256_2 text_texture_offsets{};
    Array_256_2 text_texture_advances{};
    Array_256_2 text_texture_sizes{};
    Array_256_2 text_texture_tls{};

    GLTextRenderer(const RenderCanvas& canvas, GlyphAtlas atlas);
    ~GLTextRenderer();

    [[nodiscard]] bool initialize();

    ShaderProgram text_prog;

    float text_texture_width{0};
    float text_texture_height{0};

  private:
    void upload_atlas();

    const RenderCanvas& canvas_;
    GlyphAtlas atlas_;
};

} // namespace oid