From f205de7847da7ae1c10212d82e7042d0100b4ce0 Mon Sep 17 00:00:00 2001 From: dan miller Date: Fri, 19 Oct 2007 05:24:38 +0000 Subject: from the start... checking in ode-0.9 --- libraries/ode-0.9/include/ode/mass.h | 125 +++++++++++++++++++++++++++++++++++ 1 file changed, 125 insertions(+) create mode 100644 libraries/ode-0.9/include/ode/mass.h (limited to 'libraries/ode-0.9/include/ode/mass.h') diff --git a/libraries/ode-0.9/include/ode/mass.h b/libraries/ode-0.9/include/ode/mass.h new file mode 100644 index 0000000..19740fc --- /dev/null +++ b/libraries/ode-0.9/include/ode/mass.h @@ -0,0 +1,125 @@ +/************************************************************************* + * * + * Open Dynamics Engine, Copyright (C) 2001,2002 Russell L. Smith. * + * All rights reserved. Email: russ@q12.org Web: www.q12.org * + * * + * This library is free software; you can redistribute it and/or * + * modify it under the terms of EITHER: * + * (1) The GNU Lesser General Public License as published by the Free * + * Software Foundation; either version 2.1 of the License, or (at * + * your option) any later version. The text of the GNU Lesser * + * General Public License is included with this library in the * + * file LICENSE.TXT. * + * (2) The BSD-style license that is included with this library in * + * the file LICENSE-BSD.TXT. * + * * + * This library is distributed in the hope that it will be useful, * + * but WITHOUT ANY WARRANTY; without even the implied warranty of * + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the files * + * LICENSE.TXT and LICENSE-BSD.TXT for more details. * + * * + *************************************************************************/ + +#ifndef _ODE_MASS_H_ +#define _ODE_MASS_H_ + +#include + +#ifdef __cplusplus +extern "C" { +#endif + +struct dMass; +typedef struct dMass dMass; + +/** + * Check if a mass structure has valid value. + * The function check if the mass and innertia matrix are positive definits + * + * @param m A mass structure to check + * + * @return 1 if both codition are met + */ +ODE_API int dMassCheck(const dMass *m); + +ODE_API void dMassSetZero (dMass *); + +ODE_API void dMassSetParameters (dMass *, dReal themass, + dReal cgx, dReal cgy, dReal cgz, + dReal I11, dReal I22, dReal I33, + dReal I12, dReal I13, dReal I23); + +ODE_API void dMassSetSphere (dMass *, dReal density, dReal radius); +ODE_API void dMassSetSphereTotal (dMass *, dReal total_mass, dReal radius); + +ODE_API void dMassSetCapsule (dMass *, dReal density, int direction, + dReal radius, dReal length); +ODE_API void dMassSetCapsuleTotal (dMass *, dReal total_mass, int direction, + dReal radius, dReal length); + +ODE_API void dMassSetCylinder (dMass *, dReal density, int direction, + dReal radius, dReal length); +ODE_API void dMassSetCylinderTotal (dMass *, dReal total_mass, int direction, + dReal radius, dReal length); + +ODE_API void dMassSetBox (dMass *, dReal density, + dReal lx, dReal ly, dReal lz); +ODE_API void dMassSetBoxTotal (dMass *, dReal total_mass, + dReal lx, dReal ly, dReal lz); + +ODE_API void dMassSetTrimesh (dMass *, dReal density, dGeomID g); + +ODE_API void dMassSetTrimeshTotal (dMass *m, dReal total_mass, dGeomID g); + +ODE_API void dMassAdjust (dMass *, dReal newmass); + +ODE_API void dMassTranslate (dMass *, dReal x, dReal y, dReal z); + +ODE_API void dMassRotate (dMass *, const dMatrix3 R); + +ODE_API void dMassAdd (dMass *a, const dMass *b); + +// Backwards compatible API +#define dMassSetCappedCylinder dMassSetCapsule +#define dMassSetCappedCylinderTotal dMassSetCapsuleTotal + + +struct dMass { + dReal mass; + dVector4 c; + dMatrix3 I; + +#ifdef __cplusplus + dMass() + { dMassSetZero (this); } + void setZero() + { dMassSetZero (this); } + void setParameters (dReal themass, dReal cgx, dReal cgy, dReal cgz, + dReal I11, dReal I22, dReal I33, + dReal I12, dReal I13, dReal I23) + { dMassSetParameters (this,themass,cgx,cgy,cgz,I11,I22,I33,I12,I13,I23); } + void setSphere (dReal density, dReal radius) + { dMassSetSphere (this,density,radius); } + void setCapsule (dReal density, int direction, dReal a, dReal b) + { dMassSetCappedCylinder (this,density,direction,a,b); } + void setCappedCylinder (dReal density, int direction, dReal a, dReal b) + { setCapsule(density, direction, a, b); } + void setBox (dReal density, dReal lx, dReal ly, dReal lz) + { dMassSetBox (this,density,lx,ly,lz); } + void adjust (dReal newmass) + { dMassAdjust (this,newmass); } + void translate (dReal x, dReal y, dReal z) + { dMassTranslate (this,x,y,z); } + void rotate (const dMatrix3 R) + { dMassRotate (this,R); } + void add (const dMass *b) + { dMassAdd (this,b); } +#endif +}; + + +#ifdef __cplusplus +} +#endif + +#endif -- cgit v1.1