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Diffstat (limited to 'libraries/ode-0.9/ode/demo/demo_chain2.cpp')
-rw-r--r-- | libraries/ode-0.9/ode/demo/demo_chain2.cpp | 165 |
1 files changed, 0 insertions, 165 deletions
diff --git a/libraries/ode-0.9/ode/demo/demo_chain2.cpp b/libraries/ode-0.9/ode/demo/demo_chain2.cpp deleted file mode 100644 index cf35971..0000000 --- a/libraries/ode-0.9/ode/demo/demo_chain2.cpp +++ /dev/null | |||
@@ -1,165 +0,0 @@ | |||
1 | /************************************************************************* | ||
2 | * * | ||
3 | * Open Dynamics Engine, Copyright (C) 2001,2002 Russell L. Smith. * | ||
4 | * All rights reserved. Email: russ@q12.org Web: www.q12.org * | ||
5 | * * | ||
6 | * This library is free software; you can redistribute it and/or * | ||
7 | * modify it under the terms of EITHER: * | ||
8 | * (1) The GNU Lesser General Public License as published by the Free * | ||
9 | * Software Foundation; either version 2.1 of the License, or (at * | ||
10 | * your option) any later version. The text of the GNU Lesser * | ||
11 | * General Public License is included with this library in the * | ||
12 | * file LICENSE.TXT. * | ||
13 | * (2) The BSD-style license that is included with this library in * | ||
14 | * the file LICENSE-BSD.TXT. * | ||
15 | * * | ||
16 | * This library is distributed in the hope that it will be useful, * | ||
17 | * but WITHOUT ANY WARRANTY; without even the implied warranty of * | ||
18 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the files * | ||
19 | * LICENSE.TXT and LICENSE-BSD.TXT for more details. * | ||
20 | * * | ||
21 | *************************************************************************/ | ||
22 | |||
23 | /* exercise the C++ interface */ | ||
24 | |||
25 | #include <ode/ode.h> | ||
26 | #include <drawstuff/drawstuff.h> | ||
27 | |||
28 | #ifdef _MSC_VER | ||
29 | #pragma warning(disable:4244 4305) // for VC++, no precision loss complaints | ||
30 | #endif | ||
31 | |||
32 | // select correct drawing functions | ||
33 | |||
34 | #ifdef dDOUBLE | ||
35 | #define dsDrawBox dsDrawBoxD | ||
36 | #define dsDrawSphere dsDrawSphereD | ||
37 | #define dsDrawCylinder dsDrawCylinderD | ||
38 | #define dsDrawCapsule dsDrawCapsuleD | ||
39 | #endif | ||
40 | |||
41 | |||
42 | // some constants | ||
43 | |||
44 | #define NUM 10 // number of boxes | ||
45 | #define SIDE (0.2) // side length of a box | ||
46 | #define MASS (1.0) // mass of a box | ||
47 | #define RADIUS (0.1732f) // sphere radius | ||
48 | |||
49 | |||
50 | // dynamics and collision objects | ||
51 | |||
52 | static dWorld world; | ||
53 | static dSimpleSpace space (0); | ||
54 | static dBody body[NUM]; | ||
55 | static dBallJoint joint[NUM-1]; | ||
56 | static dJointGroup contactgroup; | ||
57 | static dBox box[NUM]; | ||
58 | |||
59 | |||
60 | // this is called by space.collide when two objects in space are | ||
61 | // potentially colliding. | ||
62 | |||
63 | static void nearCallback (void *data, dGeomID o1, dGeomID o2) | ||
64 | { | ||
65 | // exit without doing anything if the two bodies are connected by a joint | ||
66 | dBodyID b1 = dGeomGetBody(o1); | ||
67 | dBodyID b2 = dGeomGetBody(o2); | ||
68 | if (b1 && b2 && dAreConnected (b1,b2)) return; | ||
69 | |||
70 | // @@@ it's still more convenient to use the C interface here. | ||
71 | |||
72 | dContact contact; | ||
73 | contact.surface.mode = 0; | ||
74 | contact.surface.mu = dInfinity; | ||
75 | if (dCollide (o1,o2,1,&contact.geom,sizeof(dContactGeom))) { | ||
76 | dJointID c = dJointCreateContact (world.id(),contactgroup.id(),&contact); | ||
77 | dJointAttach (c,b1,b2); | ||
78 | } | ||
79 | } | ||
80 | |||
81 | |||
82 | // start simulation - set viewpoint | ||
83 | |||
84 | static void start() | ||
85 | { | ||
86 | static float xyz[3] = {2.1640f,-1.3079f,1.7600f}; | ||
87 | static float hpr[3] = {125.5000f,-17.0000f,0.0000f}; | ||
88 | dsSetViewpoint (xyz,hpr); | ||
89 | } | ||
90 | |||
91 | |||
92 | // simulation loop | ||
93 | |||
94 | static void simLoop (int pause) | ||
95 | { | ||
96 | if (!pause) { | ||
97 | static double angle = 0; | ||
98 | angle += 0.05; | ||
99 | body[NUM-1].addForce (0,0,1.5*(sin(angle)+1.0)); | ||
100 | |||
101 | space.collide (0,&nearCallback); | ||
102 | world.step (0.05); | ||
103 | |||
104 | // remove all contact joints | ||
105 | contactgroup.empty(); | ||
106 | } | ||
107 | |||
108 | dReal sides[3] = {SIDE,SIDE,SIDE}; | ||
109 | dsSetColor (1,1,0); | ||
110 | dsSetTexture (DS_WOOD); | ||
111 | for (int i=0; i<NUM; i++) | ||
112 | dsDrawBox (body[i].getPosition(),body[i].getRotation(),sides); | ||
113 | } | ||
114 | |||
115 | |||
116 | int main (int argc, char **argv) | ||
117 | { | ||
118 | // setup pointers to drawstuff callback functions | ||
119 | dsFunctions fn; | ||
120 | fn.version = DS_VERSION; | ||
121 | fn.start = &start; | ||
122 | fn.step = &simLoop; | ||
123 | fn.command = 0; | ||
124 | fn.stop = 0; | ||
125 | fn.path_to_textures = "../../drawstuff/textures"; | ||
126 | if(argc==2) | ||
127 | { | ||
128 | fn.path_to_textures = argv[1]; | ||
129 | } | ||
130 | |||
131 | // create world | ||
132 | dInitODE(); | ||
133 | |||
134 | int i; | ||
135 | contactgroup.create (0); | ||
136 | world.setGravity (0,0,-0.5); | ||
137 | dWorldSetCFM (world.id(),1e-5); | ||
138 | dPlane plane (space,0,0,1,0); | ||
139 | |||
140 | for (i=0; i<NUM; i++) { | ||
141 | body[i].create (world); | ||
142 | dReal k = i*SIDE; | ||
143 | body[i].setPosition (k,k,k+0.4); | ||
144 | dMass m; | ||
145 | m.setBox (1,SIDE,SIDE,SIDE); | ||
146 | m.adjust (MASS); | ||
147 | body[i].setMass (&m); | ||
148 | body[i].setData ((void*)(size_t)i); | ||
149 | |||
150 | box[i].create (space,SIDE,SIDE,SIDE); | ||
151 | box[i].setBody (body[i]); | ||
152 | } | ||
153 | for (i=0; i<(NUM-1); i++) { | ||
154 | joint[i].create (world); | ||
155 | joint[i].attach (body[i],body[i+1]); | ||
156 | dReal k = (i+0.5)*SIDE; | ||
157 | joint[i].setAnchor (k,k,k+0.4); | ||
158 | } | ||
159 | |||
160 | // run simulation | ||
161 | dsSimulationLoop (argc,argv,352,288,&fn); | ||
162 | |||
163 | dCloseODE(); | ||
164 | return 0; | ||
165 | } | ||