SCENE.H

#ifndef SCENE_H 
#define SCENE_H 
 
#ifndef SCENE_EXTERN 
#define SCENE_EXTERN extern 
#endif 
 
#include "TimeDate.h" 
#include "atmosphe.h" 
 
void scene_init(); 
 
void scene_set_time(TimeDate t); 
void scene_inc_time(TimeDate t); 
 
void scene_render(); 
 
void scene_viewer_center(); 
/* This rotates about the origin in the world coordinate system */ 
void scene_viewer_rotate_worldz(GLfloat degrees); 
/* This rotates about the z axis */ 
void scene_viewer_rotatez(GLfloat degrees); 
void scene_viewer_rotatex(GLfloat degrees); 
/* This translates in y */ 
void scene_viewer_translate(GLfloat dist); 
 
void scene_position_telescope(GLfloat x, GLfloat y); 
void scene_get_position_telescope(GLfloat *x, GLfloat *y); 
void scene_get_radius_telescope(GLfloat *r); 
 
void scene_set_weather(Weather w); 
 
const GLint name_background = 0; 
const GLint name_ground = 1; 
const GLint name_trees = 2; 
const GLint name_ring = 3; 
const GLint name_ellipse = 4; 
const GLint name_telescope = 5; 
 
extern int draw_ground; 
extern int draw_trees; 
extern int draw_ring; 
extern int draw_ellipse; 
extern int draw_shadows; 
 
extern int use_lighting; 
extern int use_textures; 
extern int use_normal_fog; 
extern int use_fancy_fog; 
extern int use_telescope; 
extern int use_antialias; 
 
extern GLfloat fov, aspect; 
 
 
const char texfile_ground[] = DATADIR "grass.rgb"; 
const char texfile_trees[] = DATADIR "treewall.rgb"; 
const char texfile_stones[] = DATADIR "marble.rgb"; 
const char texfile_telescope[] = DATADIR "cv.rgb"; 
 
extern Weather weather; 
 
#undef SCENE_EXTERN 
#endif