org.cogchar.animoid.calc.curvematrix.RampingFramedCACM Maven / Gradle / Ivy
/*
* Copyright 2011 by The Cogchar Project (www.cogchar.org).
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.cogchar.animoid.calc.curvematrix;
import org.slf4j.Logger;
import org.appdapter.bind.math.jscience.number.NumberFactory;
import org.jscience.mathematics.number.Number;
import org.jscience.mathematics.structure.Field;
import org.slf4j.LoggerFactory;
/**
*
* @author Stu B.
*/
public class RampingFramedCACM & Field> extends ConstAccelCurveMatrix {
private static Logger theLogger = LoggerFactory.getLogger(RampingFramedCACM.class.getName());
public RampingFramedCACM(NumberFactory numFact) {
super(numFact);
}
public RampingFramedCurveSeq makeSequence(String name) {
RampingFramedCurveSeq cs = new RampingFramedCurveSeq(name, myNumberFactory);
addSequence(cs);
return cs;
}
// Both args must be nonnegative, yo?
public static int minFramesToChangeSpeed(double totalDeltaVelRequired,
double maxDeltaVelPerFrame) {
if (totalDeltaVelRequired < 0.0) {
throw new RuntimeException("Negative deltaVelReq: " + totalDeltaVelRequired);
}
if (maxDeltaVelPerFrame < 0.0) {
throw new RuntimeException("Negative maxDeltaVel: " + maxDeltaVelPerFrame);
}
double ratio = totalDeltaVelRequired / maxDeltaVelPerFrame;
return (int) Math.ceil(ratio);
}
public int minFramesToStopAllSeqsFromInitVel() {
int maxMin = 0;
for (ConstAccelCurveSequence cacs : getSequences()) {
RampingFramedCurveSeq cs = (RampingFramedCurveSeq) cacs;
int csMinBrakeFrames = cs.minFramesToStopFromInitVel();
if (csMinBrakeFrames > maxMin) {
maxMin = csMinBrakeFrames;
}
}
return maxMin;
}
}
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