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#ifndef ENTITY_H |
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#define ENTITY_H |
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#include <GL/gl.h> |
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#include <vector> |
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|
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#include "util.h" |
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#include "oct.h" |
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#include "view.h" |
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|
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using namespace std; |
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|
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struct entity_base { |
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struct entity_base *parent; |
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sector orig; |
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vector<octant *> o; |
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box bbox; |
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|
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virtual void update_bbox (); |
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virtual void show () { world.add (orig, this); }; |
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void hide (); |
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void display (draw_context &ctx); |
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virtual void draw (draw_context &ctx) = 0; |
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|
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entity_base (); |
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virtual ~entity_base (); |
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}; |
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|
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struct entity_container : entity_base, protected vector<entity_base *> { |
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void add (entity_base *e) { push_back (e); e->parent = this; } |
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void update_bbox (); |
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void show (); |
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void draw (draw_context &ctx); |
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~entity_container (); |
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}; |
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|
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struct entity_filter : entity_base { |
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protected: |
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entity_base *e; |
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public: |
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|
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void set (entity_base *e) |
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{ |
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this->e = e; |
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e->parent = this; |
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} |
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|
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void remove () |
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{ |
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this->e->parent = 0; |
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this->e = 0; |
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} |
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|
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entity_base *content () { return e; }; |
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|
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void update_bbox (); |
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void show (); |
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void draw (draw_context &ctx); |
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~entity_filter (); |
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}; |
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|
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struct entity : entity_filter { |
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}; |
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|
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#if 0 |
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struct entity_affine : entity_filter { |
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GLfloat m[4][4]; |
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|
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void draw (draw_context &ctx); |
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}; |
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#endif |
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|
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struct vertex1d { |
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colour c; // colour |
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point p; // vertex |
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}; |
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|
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struct vertex2d { |
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point p; // vertex |
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vec3 n; // normal |
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texc t; // texture |
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|
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vertex2d () { }; |
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vertex2d (point p, vec3 n, texc t = texc()) : p(p), n(n), t(t) { }; |
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}; |
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|
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struct entity_opengl : entity_base { |
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}; |
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|
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template<GLenum type> |
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struct entity_opengl1d : entity_opengl, vector<vertex1d> { |
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void update_bbox (); |
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void draw (draw_context &ctx); |
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}; |
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|
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template<GLenum type> |
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struct entity_opengl2d : entity_opengl, vector<vertex2d> { |
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material m; |
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GLuint list; |
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|
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void update_bbox (); |
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void draw (draw_context &ctx); |
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|
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entity_opengl2d () |
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: list(0) |
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{ |
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} |
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|
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~entity_opengl2d () |
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{ |
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if (list) |
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glDeleteLists (list, 1); |
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} |
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}; |
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|
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typedef entity_opengl1d<GL_POINTS> entity_points; |
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typedef entity_opengl1d<GL_LINES> entity_lines; |
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typedef entity_opengl1d<GL_LINE_STRIP> entity_line_strip; |
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typedef entity_opengl1d<GL_LINE_LOOP> entity_line_loop; |
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typedef entity_opengl2d<GL_TRIANGLES> entity_triangles; |
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typedef entity_opengl2d<GL_TRIANGLE_STRIP> entity_triangle_strip; |
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typedef entity_opengl2d<GL_TRIANGLE_FAN> entity_triangle_fan; |
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typedef entity_opengl2d<GL_QUADS> entity_quads; |
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typedef entity_opengl2d<GL_QUAD_STRIP> entity_quad_strip; |
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typedef entity_opengl2d<GL_POLYGON> entity_polygon; |
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#endif |
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