X-Git-Url: https://git.dogcows.com/gitweb?a=blobdiff_plain;f=src%2FMoof%2FPhysics.hh;fp=src%2FMoof%2FPhysics.hh;h=0000000000000000000000000000000000000000;hb=d50942708db230dc5c43b8df89ede45525e1c394;hp=a79a5c3604b8b88c66b2a63039c5bc8d8d57db9c;hpb=57b78ebe21b1b48acd337daa5a1cb8c383959cfa;p=chaz%2Fyoink

diff --git a/src/Moof/Physics.hh b/src/Moof/Physics.hh
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--- a/src/Moof/Physics.hh
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-
-/*******************************************************************************
-
- Copyright (c) 2009, Charles McGarvey
- All rights reserved.
- 
- Redistribution   and   use  in  source  and  binary  forms,  with  or  without
- modification, are permitted provided that the following conditions are met:
- 
-   * Redistributions  of  source  code  must retain the above copyright notice,
-     this list of conditions and the following disclaimer.
-   * Redistributions  in binary form must reproduce the above copyright notice,
-     this  list of conditions and the following disclaimer in the documentation
-     and/or other materials provided with the distribution.
- 
- THIS  SOFTWARE  IS  PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
- AND  ANY  EXPRESS  OR  IMPLIED  WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
- DISCLAIMED.  IN  NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
- FOR  ANY  DIRECT,  INDIRECT,  INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- DAMAGES  (INCLUDING,  BUT  NOT  LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
- SERVICES;  LOSS  OF  USE,  DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
- CAUSED  AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
- OR  TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
-
-*******************************************************************************/
-
-#ifndef _MOOF_PHYSICS_HH_
-#define _MOOF_PHYSICS_HH_
-
-#include <Moof/Math.hh>
-
-
-namespace Mf {
-
-// Generic implementation of the RK4 integrator.  To use, you need one type
-// representing the state and another containing the derivatives of the state.
-
-template<typename S, typename D>
-inline D evaluate(const S& state, Scalar t)
-{
-	D derivative;
-	state.getDerivative(derivative, t);
-	return derivative;
-}
-
-template<typename S, typename D>
-inline D evaluate(const S& state,  Scalar t, Scalar dt, const D& derivative)
-{
-	S temp = state;
-	temp.applyDerivative(derivative, dt);
-	return evaluate<S,D>(temp, t + dt);
-}
-
-
-template<typename S, typename D>
-inline void integrate(S& state, Scalar t, Scalar dt)
-{
-	D a = evaluate<S,D>(state, t);
-	D b = evaluate<S,D>(state, t, dt * 0.5, a);
-	D c = evaluate<S,D>(state, t, dt * 0.5, b);
-	D d = evaluate<S,D>(state, t, dt, c);
-
-	//state += (a + (b + c) * 2.0 + d) * (1.0/6.0) * dt;
-	state.applyDerivative((a + (b + c) * 2.0 + d) * (1.0/6.0), dt);
-}
-
-
-} // namespace Mf
-
-#endif // _MOOF_PHYSICS_HH_
-
-/** vim: set ts=4 sw=4 tw=80: *************************************************/
-