spline_tube_renderer.h

#pragma once
 
#include "surface_renderer.h"
 
#include "gl/lib_begin.h"
 
namespace cgv { // @<
        namespace render { // @<
                class CGV_API spline_tube_renderer;
 
 
                extern CGV_API spline_tube_renderer& ref_spline_tube_renderer(context& ctx, int ref_count_change = 0);
 
                struct CGV_API spline_tube_render_style : public surface_render_style
                {       
                        float radius_scale;
                        float radius;
                        spline_tube_render_style();
                };
 
                class CGV_API spline_tube_renderer : public surface_renderer
                {
                protected:
                        bool has_radii;
                        bool has_tangents;
 
                        vec3 eye_pos;
 
                        render_style* create_render_style() const;
                public:
 
 
                        void set_eye_pos(vec3 ep) { eye_pos = ep; }
 
 
                        spline_tube_renderer();
                        void enable_attribute_array_manager(const context& ctx, attribute_array_manager& aam);
                        void disable_attribute_array_manager(const context& ctx, attribute_array_manager& aam);
                        bool init(context& ctx);
                        template <typename T = float>
                        void set_radius_array(const context& ctx, const std::vector<T>& radii) { has_radii = true; set_attribute_array(ctx, ref_prog().get_attribute_location(ctx, "radius"), radii); }
                        template <typename T = float>
                        void set_radius_array(const context& ctx, const T* radii, size_t nr_elements, unsigned stride_in_bytes = 0) { has_radii = true;  set_attribute_array(ctx, ref_prog().get_attribute_location(ctx, "radius"), radii, nr_elements, stride_in_bytes); }
                        template <typename T = float>
                        void set_tangent_array(const context& ctx, const std::vector<T>& tangents) { has_tangents = true; set_attribute_array(ctx, ref_prog().get_attribute_location(ctx, "tangent"), tangents); }
                        template <typename T = float>
                        void set_tangent_array(const context& ctx, const T* tangents, size_t nr_elements, unsigned stride_in_bytes = 0) { has_tangents = true;  set_attribute_array(ctx, ref_prog().get_attribute_location(ctx, "tangent"), tangents, nr_elements, stride_in_bytes); }
                        bool validate_attributes(const context& ctx) const;
                        bool enable(context& ctx);
                        bool disable(context& ctx);
                        void draw(context& ctx, size_t start, size_t count,
                                bool use_strips = false, bool use_adjacency = false, uint32_t strip_restart_index = -1);
                };
 
                struct CGV_API spline_tube_render_style_reflect : public spline_tube_render_style
                {
                        bool self_reflect(cgv::reflect::reflection_handler& rh);
                };
                extern CGV_API cgv::reflect::extern_reflection_traits<spline_tube_render_style, spline_tube_render_style_reflect> get_reflection_traits(const spline_tube_render_style&);
        }
}
 
#include <cgv/config/lib_end.h>