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rhubarb-lip-sync
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Refactoring

This commit is contained in:
Daniel Wolf 2016-08-05 17:17:25 +02:00
parent b62fe8af98
commit 1c50ece142
1 changed files with 47 additions and 39 deletions
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86
src/mouthAnimation.cpp
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@ -118,6 +118,52 @@ optional<pair<Shape, TweenTiming>> getTween(Shape first, Shape second) {
return it != lookup.end() ? it->second : optional<pair<Shape, TweenTiming>>();
}
Timeline<Shape> createTweens(ContinuousTimeline<Shape> shapes) {
centiseconds minTweenDuration = 4cs;
centiseconds maxTweenDuration = 10cs;
Timeline<Shape> tweens;
for (auto first = shapes.begin(), second = std::next(shapes.begin());
first != shapes.end() && second != shapes.end();
++first, ++second)
{
auto pair = getTween(first->getValue(), second->getValue());
if (!pair) continue;
Shape tweenShape;
TweenTiming tweenTiming;
std::tie(tweenShape, tweenTiming) = *pair;
TimeRange firstTimeRange = first->getTimeRange();
TimeRange secondTimeRange = second->getTimeRange();
centiseconds tweenStart, tweenDuration;
switch (tweenTiming) {
case TweenTiming::Early: {
tweenDuration = std::min(firstTimeRange.getLength() / 3, maxTweenDuration);
tweenStart = firstTimeRange.getEnd() - tweenDuration;
break;
}
case TweenTiming::Centered: {
tweenDuration = std::min({ firstTimeRange.getLength() / 3, secondTimeRange.getLength() / 3, maxTweenDuration });
tweenStart = firstTimeRange.getEnd() - tweenDuration / 2;
break;
}
case TweenTiming::Late: {
tweenDuration = std::min(secondTimeRange.getLength() / 3, maxTweenDuration);
tweenStart = secondTimeRange.getStart();
break;
}
}
if (tweenDuration < minTweenDuration) continue;
tweens.set(tweenStart, tweenStart + tweenDuration, tweenShape);
}
return tweens;
}
ContinuousTimeline<Shape> animate(const BoundedTimeline<Phone> &phones) {
// Convert phones to continuous timeline so that silences aren't skipped when iterating
ContinuousTimeline<optional<Phone>> continuousPhones(phones.getRange(), boost::none);
@ -159,45 +205,7 @@ ContinuousTimeline<Shape> animate(const BoundedTimeline<Phone> &phones) {
}
// Create inbetweens for smoother animation
centiseconds minTweenDuration = 4cs;
centiseconds maxTweenDuration = 10cs;
Timeline<Shape> tweens;
for (auto first = shapes.begin(), second = std::next(shapes.begin());
first != shapes.end() && second != shapes.end();
++first, ++second)
{
auto pair = getTween(first->getValue(), second->getValue());
if (!pair) continue;
Shape tweenShape;
TweenTiming tweenTiming;
std::tie(tweenShape, tweenTiming) = *pair;
TimeRange firstTimeRange = first->getTimeRange();
TimeRange secondTimeRange = second->getTimeRange();
centiseconds tweenStart, tweenDuration;
switch (tweenTiming) {
case TweenTiming::Early: {
tweenDuration = std::min(firstTimeRange.getLength() / 3, maxTweenDuration);
tweenStart = firstTimeRange.getEnd() - tweenDuration;
break;
}
case TweenTiming::Centered: {
tweenDuration = std::min({ firstTimeRange.getLength() / 3, secondTimeRange.getLength() / 3, maxTweenDuration });
tweenStart = firstTimeRange.getEnd() - tweenDuration / 2;
break;
}
case TweenTiming::Late: {
tweenDuration = std::min(secondTimeRange.getLength() / 3, maxTweenDuration);
tweenStart = secondTimeRange.getStart();
break;
}
}
if (tweenDuration < minTweenDuration) continue;
tweens.set(tweenStart, tweenStart + tweenDuration, tweenShape);
}
Timeline<Shape> tweens = createTweens(shapes);
for (const auto& tween : tweens) {
shapes.set(tween);
}