mirror of
https://github.com/devZoGok/vb01.git
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26 lines
753 B
C++
26 lines
753 B
C++
#include "driver.h"
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#include "animatable.h"
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#include <algorithm>
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using namespace std;
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namespace vb01{
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Driver::Driver(){}
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void Driver::drive(float driverValue){
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Keyframe pastKeyframe = KeyframeChannel::findKeyframe(driverValue, keyframeChannel, true);
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Keyframe nextKeyframe = KeyframeChannel::findKeyframe(driverValue, keyframeChannel, false);
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float pastFrame = pastKeyframe.frame;
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float nextFrame = nextKeyframe.frame;
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float ratio = (float)(driverValue - pastFrame) / (nextFrame - pastFrame);
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if(ratio < 0)
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ratio = 0;
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Keyframe::Interpolation interp = pastKeyframe.interpolation;
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float value = KeyframeChannel::interpolate(pastKeyframe.value, nextKeyframe.value, interp, ratio);
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target->animate(value, keyframeChannel);
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}
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}
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