diff options
Diffstat (limited to 'source/gameengine/Physics/Sumo/Fuzzics/src/SM_MotionState.cpp')
-rw-r--r-- | source/gameengine/Physics/Sumo/Fuzzics/src/SM_MotionState.cpp | 100 |
1 files changed, 0 insertions, 100 deletions
diff --git a/source/gameengine/Physics/Sumo/Fuzzics/src/SM_MotionState.cpp b/source/gameengine/Physics/Sumo/Fuzzics/src/SM_MotionState.cpp deleted file mode 100644 index b8f4e0c591c..00000000000 --- a/source/gameengine/Physics/Sumo/Fuzzics/src/SM_MotionState.cpp +++ /dev/null @@ -1,100 +0,0 @@ -/** - * $Id$ - * - * ***** BEGIN GPL LICENSE BLOCK ***** - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version 2 - * of the License, or (at your option) any later version. - * - * This program 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 - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software Foundation, - * Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. - * - * The Original Code is Copyright (C) 2001-2002 by NaN Holding BV. - * All rights reserved. - * - * The Original Code is: all of this file. - * - * Contributor(s): none yet. - * - * ***** END GPL LICENSE BLOCK ***** - */ -#include <MT_Scalar.h> -#include <MT_Vector3.h> -#include <MT_Quaternion.h> - -#include "SM_MotionState.h" - -void SM_MotionState::integrateMidpoint(MT_Scalar timeStep, const SM_MotionState &prev_state, const MT_Vector3 &velocity, const MT_Quaternion& ang_vel) -{ - m_pos += (prev_state.getLinearVelocity() + velocity) * (timeStep * 0.5); - m_orn += (prev_state.getAngularVelocity() * prev_state.getOrientation() + ang_vel * m_orn) * (timeStep * 0.25); - m_orn.normalize(); -} - -void SM_MotionState::integrateBackward(MT_Scalar timeStep, const MT_Vector3 &velocity, const MT_Quaternion& ang_vel) -{ - m_pos += velocity * timeStep; - m_orn += ang_vel * m_orn * (timeStep * 0.5); - m_orn.normalize(); -} - -void SM_MotionState::integrateForward(MT_Scalar timeStep, const SM_MotionState &prev_state) -{ - m_pos += prev_state.getLinearVelocity() * timeStep; - m_orn += prev_state.getAngularVelocity() * m_orn * (timeStep * 0.5); - m_orn.normalize(); -} - -/* -// Newtonian lerp: interpolate based on Newtonian motion -void SM_MotionState::nlerp(const SM_MotionState &prev, const SM_MotionState &next) -{ - MT_Scalar dt = next.getTime() - prev.getTime(); - MT_Scalar t = getTime() - prev.getTime(); - MT_Vector3 dx = next.getPosition() - prev.getPosition(); - MT_Vector3 a = dx/(dt*dt) - prev.getLinearVelocity()/dt; - - m_pos = prev.getPosition() + prev.getLinearVelocity()*t + a*t*t; -} -*/ - -void SM_MotionState::lerp(const SM_MotionState &prev, const SM_MotionState &next) -{ - MT_Scalar dt = next.getTime() - prev.getTime(); - if (MT_fuzzyZero(dt)) - { - *this = next; - return; - } - - MT_Scalar x = (getTime() - prev.getTime())/dt; - - m_pos = x*next.getPosition() + (1-x)*prev.getPosition(); - - m_orn = prev.getOrientation().slerp(next.getOrientation(), 1-x); - - m_lin_vel = x*next.getLinearVelocity() + (1-x)*prev.getLinearVelocity(); - m_ang_vel = x*next.getAngularVelocity() + (1-x)*prev.getAngularVelocity(); -} - -void SM_MotionState::lerp(MT_Scalar t, const SM_MotionState &other) -{ - MT_Scalar x = (t - getTime())/(other.getTime() - getTime()); - m_pos = (1-x)*m_pos + x*other.getPosition(); - - m_orn = other.getOrientation().slerp(m_orn, x); - - m_lin_vel = (1-x)*m_lin_vel + x*other.getLinearVelocity(); - m_ang_vel = (1-x)*m_ang_vel + x*other.getAngularVelocity(); - - m_time = t; -} - |