simple_mesh_application.h

/*
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 *  modification, are permitted provided that the following conditions are met:
 *
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 *  this list of conditions and the following disclaimer.
 *  * Redistributions in binary form must reproduce the above copyright notice,
 *  this list of conditions and the following disclaimer in the documentation
 *  and/or other materials provided with the distribution.
 *  * Neither the name of the ALICE Project-Team nor the names of its
 *  contributors may be used to endorse or promote products derived from this
 *  software without specific prior written permission.
 *
 *  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 *  AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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#ifndef H_GEOGRAM_GFX_GUI_SIMPLE_MESH_APPLICATION_H
#define H_GEOGRAM_GFX_GUI_SIMPLE_MESH_APPLICATION_H
 
#include <geogram_gfx/basic/common.h>
#include <geogram_gfx/gui/simple_application.h>
#include <geogram_gfx/mesh/mesh_gfx.h>
 
namespace GEO {
 
    class GEOGRAM_GFX_API SimpleMeshApplication : public SimpleApplication {
    public:
        SimpleMeshApplication(const std::string& name);
 
        void install_key_file_navigation();
 
    protected:
 
        void geogram_initialize(int argc, char** argv) override;
 
        std::string supported_read_file_extensions() override;
 
        std::string supported_write_file_extensions() override;
 
        void draw_object_properties() override;
 
        void draw_scene() override;
 
        void GL_initialize() override;
 
        void GL_terminate() override;
 
        bool load(const std::string& filename) override;
 
        bool save(const std::string& filename) override;
 
        static SimpleMeshApplication* instance() {
            SimpleMeshApplication* result =
                dynamic_cast<SimpleMeshApplication*>(
                    SimpleApplication::instance()
                );
            geo_assert(result != nullptr);
            return result;
        }
 
 
    protected:
 
        virtual void draw_points();
        virtual void draw_edges();
        virtual void draw_surface();
        virtual void draw_volume();
 
        void get_bbox(
            const Mesh& M_in, double* xyzmin, double* xyzmax, bool animate
        );
 
        static void increment_anim_time_callback();
 
        static void decrement_anim_time_callback();
 
        static void increment_cells_shrink_callback();
 
        static void decrement_cells_shrink_callback();
 
 
        static void next_file();
 
        static void prev_file();
 
        static void first_file();
 
        static void last_file();
 
 
        void jump_to_file(int relative_index);
 
    protected:
 
        Mesh* mesh() {
            return &mesh_;
        }
 
        MeshGfx* mesh_gfx() {
            return &mesh_gfx_;
        }
 
        void show_vertices() {
            show_vertices_ = true;
        }
 
        void hide_vertices() {
            show_vertices_ = false;
        }
 
        void show_surface() {
            show_surface_ = true;
        }
 
        void hide_surface() {
            show_surface_ = false;
        }
 
        void show_volume() {
            show_volume_ = true;
        }
 
        void hide_volume() {
            show_volume_ = false;
        }
 
        virtual void show_attributes();
 
        virtual void hide_attributes();
 
        void autorange();
 
        std::string attribute_names();
 
        void set_attribute(const std::string& attribute);
 
    protected:
        Mesh mesh_;
        MeshGfx mesh_gfx_;
 
        float anim_speed_;
        float anim_time_;
 
        bool show_vertices_;
        bool show_vertices_selection_;
        float vertices_size_;
        vec4f vertices_color_;
        float vertices_transparency_;
 
        bool show_surface_;
        bool show_surface_sides_;
        bool show_mesh_;
        float mesh_width_;
        vec4f mesh_color_;
 
        bool show_surface_borders_;
        vec4f surface_color_;
        vec4f surface_color_2_;
 
        bool show_volume_;
        float cells_shrink_;
        vec4f volume_color_;
        bool show_colored_cells_;
        bool show_hexes_;
        bool show_connectors_;
 
        bool show_attributes_;
        index_t current_colormap_index_;
        std::string       attribute_;
        MeshElementsFlags attribute_subelements_;
        std::string       attribute_name_;
        float             attribute_min_;
        float             attribute_max_;
    };
 
    /*****************************************************************/
}
 
#endif