1.1 --- a/src/mingl.h	Sun Sep 22 02:47:46 2013 +0300
     1.2 +++ b/src/mingl.h	Sun Sep 22 06:38:08 2013 +0300
     1.3 @@ -1,29 +1,18 @@
     1.4 -/*
     1.5 -256-color 3D graphics hack for real-mode DOS.
     1.6 -Copyright (C) 2011  John Tsiombikas <nuclear@member.fsf.org>
     1.7 -
     1.8 -This program is free software: you can redistribute it and/or modify
     1.9 -it under the terms of the GNU General Public License as published by
    1.10 -the Free Software Foundation, either version 3 of the License, or
    1.11 -(at your option) any later version.
    1.12 -
    1.13 -This program is distributed in the hope that it will be useful,
    1.14 -but WITHOUT ANY WARRANTY; without even the implied warranty of
    1.15 -MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    1.16 -GNU General Public License for more details.
    1.17 -
    1.18 -You should have received a copy of the GNU General Public License
    1.19 -along with this program.  If not, see <http://www.gnu.org/licenses/>.
    1.20 -*/
    1.21  #ifndef MINGL_H_
    1.22  #define MINGL_H_
    1.23  
    1.24  /* enable bitflags */
    1.25 -#define MGL_CULL_FACE	1
    1.26 -#define MGL_DEPTH_TEST	2
    1.27 -#define MGL_SMOOTH		4
    1.28 -#define MGL_LIGHTING	8
    1.29 -#define MGL_TEXTURE_2D	16
    1.30 +#define MGL_CULL_FACE	0
    1.31 +#define MGL_DEPTH_TEST	1
    1.32 +#define MGL_SMOOTH		2
    1.33 +#define MGL_LIGHTING	3
    1.34 +#define MGL_TEXTURE_2D	4
    1.35 +#define MGL_CLIP_PLANE0	5
    1.36 +#define MGL_CLIP_PLANE1	6
    1.37 +#define MGL_CLIP_PLANE2	7
    1.38 +#define MGL_CLIP_PLANE3 8
    1.39 +#define MGL_CLIP_PLANE4	9
    1.40 +#define MGL_CLIP_PLANE5	10
    1.41  
    1.42  /* primitives */
    1.43  #define MGL_POINTS		1
    1.44 @@ -57,6 +46,9 @@
    1.45  void mgl_front_face(int ff);
    1.46  void mgl_cull_face(int cf);
    1.47  
    1.48 +void mgl_set_ambient(float amb);
    1.49 +float mgl_get_ambient(void);
    1.50 +
    1.51  void mgl_color_range(int rng);
    1.52  void mgl_light_intensity(int ltidx, float intens);
    1.53  void mgl_light_position(int ltidx, float x, float y, float z, float w);
    1.54 @@ -91,6 +83,8 @@
    1.55  
    1.56  void mgl_teximage(int width, int height, unsigned char *pixels);
    1.57  
    1.58 +void mgl_clip_plane(int id, float nx, float ny, float nz, float dist);
    1.59 +
    1.60  void mgl_cube(float sz);
    1.61  void mgl_sphere(float rad, int usub, int vsub);
    1.62  void mgl_sphere_part(float rad, int usub, int vsub, float umax, float vmax);