#include #ifndef DRAW3D_H #define DRAW3D_H typedef struct { float x; float y; float z; } vertex; typedef struct { int x; int y; int z; } intvertex; vertex point_rotate_around_point (vertex point, vertex center, float rotation_x, float rotation_y, float rotation_z); void rotate_cube_contents(float rx, float ry, float rz); void calculate_cube_corners (vertex points[8], vertex center, float size); #endif