projects / occt.git / blame
| Commit | Line | Data |
|---|---|---|
| b311480e | 1 | // Created by: PCT |
| 2 | // Copyright (c) 1995-1999 Matra Datavision | |
| 973c2be1 | 3 | // Copyright (c) 1999-2014 OPEN CASCADE SAS |
| b311480e | 4 | // |
| 973c2be1 | 5 | // This file is part of Open CASCADE Technology software library. |
| b311480e | 6 | // |
| d5f74e42 | 7 | // This library is free software; you can redistribute it and/or modify it under |
| 8 | // the terms of the GNU Lesser General Public License version 2.1 as published | |
| 973c2be1 | 9 | // by the Free Software Foundation, with special exception defined in the file |
| 10 | // OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT | |
| 11 | // distribution for complete text of the license and disclaimer of any warranty. | |
| b311480e | 12 | // |
| 973c2be1 | 13 | // Alternatively, this file may be used under the terms of Open CASCADE |
| 14 | // commercial license or contractual agreement. | |
| 7fd59977 | 15 | |
| 5f8b738e | 16 | #ifndef OPENGL_TGL_FUNCS_H |
| 17 | #define OPENGL_TGL_FUNCS_H | |
| 7fd59977 | 18 | |
| 19 | typedef float matrix3[4][4]; | |
| 20 | ||
| 21 | typedef enum { | |
| 22 | TYPE_PARAL, | |
| 23 | TYPE_PERSPECT | |
| 24 | } projtype; | |
| 25 | ||
| 26 | typedef enum { | |
| 27 | IND_NO_CLIP, | |
| 28 | IND_CLIP | |
| 29 | } clip_ind; | |
| 30 | ||
| 31 | typedef struct { | |
| 32 | float x; /* x coordinate */ | |
| 33 | float y; /* y coordinate */ | |
| 34 | float z; /* z coordinate */ | |
| 35 | } point3; | |
| 36 | ||
| 37 | typedef struct { | |
| 38 | float delta_x; /* x magnitude */ | |
| 39 | float delta_y; /* y magnitude */ | |
| 40 | float delta_z; /* z magnitude */ | |
| 41 | } vec3; | |
| 42 | ||
| 43 | typedef struct { | |
| 44 | float x_min; /* x min */ | |
| 45 | float x_max; /* x max */ | |
| 46 | float y_min; /* y min */ | |
| 47 | float y_max; /* y max */ | |
| 48 | float z_min; /* z min */ | |
| 49 | float z_max; /* z max */ | |
| 50 | } limit3; | |
| 51 | ||
| 52 | typedef struct { | |
| 53 | float x_min; /* x min */ | |
| 54 | float x_max; /* x max */ | |
| 55 | float y_min; /* y min */ | |
| 56 | float y_max; /* y max */ | |
| 57 | } limit; | |
| 58 | ||
| 59 | typedef struct { | |
| 60 | limit win; /* window limits */ | |
| 61 | limit3 proj_vp; /* viewport limits */ | |
| 62 | projtype proj_type; /* projection type */ | |
| 63 | point3 proj_ref_point; /* projection reference point */ | |
| 64 | float view_plane; /* view plane distance */ | |
| 65 | float back_plane; /* back plane distance */ | |
| 66 | float front_plane; /* front plane distance */ | |
| 67 | } view_map3; | |
| 68 | ||
| 2166f0fa SK |
69 | extern void call_func_eval_ori_matrix3 (const point3* vrp, |
| 70 | const vec3* vpn, | |
| 71 | const vec3* vup, | |
| 72 | int* err_ind, | |
| 73 | float mout[4][4]); | |
| 7fd59977 | 74 | |
| 2166f0fa | 75 | extern void call_func_eval_map_matrix3(view_map3 *Map, int *err_ind, matrix3 mat); |
| 5f8b738e | 76 | |
| 77 | #endif // OPENGL_TGL_FUNCS_H |