doom3-gpl
Doom 3 GPL source release
 All Classes Namespaces Files Functions Variables Typedefs Enumerations Enumerator Friends Macros Pages
CollisionModel_contacts.cpp
Go to the documentation of this file.
1 /*
2 ===========================================================================
3 
4 Doom 3 GPL Source Code
5 Copyright (C) 1999-2011 id Software LLC, a ZeniMax Media company.
6 
7 This file is part of the Doom 3 GPL Source Code (?Doom 3 Source Code?).
8 
9 Doom 3 Source Code is free software: you can redistribute it and/or modify
10 it under the terms of the GNU General Public License as published by
11 the Free Software Foundation, either version 3 of the License, or
12 (at your option) any later version.
13 
14 Doom 3 Source Code is distributed in the hope that it will be useful,
15 but WITHOUT ANY WARRANTY; without even the implied warranty of
16 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 GNU General Public License for more details.
18 
19 You should have received a copy of the GNU General Public License
20 along with Doom 3 Source Code. If not, see <http://www.gnu.org/licenses/>.
21 
22 In addition, the Doom 3 Source Code is also subject to certain additional terms. You should have received a copy of these additional terms immediately following the terms and conditions of the GNU General Public License which accompanied the Doom 3 Source Code. If not, please request a copy in writing from id Software at the address below.
23 
24 If you have questions concerning this license or the applicable additional terms, you may contact in writing id Software LLC, c/o ZeniMax Media Inc., Suite 120, Rockville, Maryland 20850 USA.
25 
26 ===========================================================================
27 */
28 
29 /*
30 ===============================================================================
31 
32  Trace model vs. polygonal model collision detection.
33 
34 ===============================================================================
35 */
36 
37 #include "../idlib/precompiled.h"
38 #pragma hdrstop
39 
40 #include "CollisionModel_local.h"
41 
42 /*
43 ===============================================================================
44 
45 Retrieving contacts
46 
47 ===============================================================================
48 */
49 
50 /*
51 ==================
52 idCollisionModelManagerLocal::Contacts
53 ==================
54 */
55 int idCollisionModelManagerLocal::Contacts( contactInfo_t *contacts, const int maxContacts, const idVec3 &start, const idVec6 &dir, const float depth,
56  const idTraceModel *trm, const idMat3 &trmAxis, int contentMask,
57  cmHandle_t model, const idVec3 &origin, const idMat3 &modelAxis ) {
58  trace_t results;
59  idVec3 end;
60 
61  // same as Translation but instead of storing the first collision we store all collisions as contacts
66  end = start + dir.SubVec3(0) * depth;
67  idCollisionModelManagerLocal::Translation( &results, start, end, trm, trmAxis, contentMask, model, origin, modelAxis );
68  if ( dir.SubVec3(1).LengthSqr() != 0.0f ) {
69  // FIXME: rotational contacts
70  }
73 
75 }
void Translation(trace_t *results, const idVec3 &start, const idVec3 &end, const idTraceModel *trm, const idMat3 &trmAxis, int contentMask, cmHandle_t model, const idVec3 &modelOrigin, const idMat3 &modelAxis)
int Contacts(contactInfo_t *contacts, const int maxContacts, const idVec3 &start, const idVec6 &dir, const float depth, const idTraceModel *trm, const idMat3 &trmAxis, int contentMask, cmHandle_t model, const idVec3 &modelOrigin, const idMat3 &modelAxis)
const idVec3 & SubVec3(int index) const
Definition: Vector.h:1402
Definition: Vector.h:316
GLint GLint GLsizei GLsizei GLsizei depth
Definition: glext.h:2878
int cmHandle_t
GLuint GLuint end
Definition: glext.h:2845
float LengthSqr(void) const
Definition: Vector.h:635
Definition: Matrix.h:333
GLuint start
Definition: glext.h:2845