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first drivers variant

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remade shape keys
separated keyframe channels
This commit is contained in:
devZoGok
2021-10-19 19:06:41 +03:00
parent c91a7f39f6
commit 179aa2789b
20 changed files with 295 additions and 107 deletions
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animationController.cpp
+6 -32
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@@ -14,55 +14,29 @@ namespace vb01{
void AnimationController::update(){
for(AnimationChannel *channel : channels){
channel->update();
transform(channel);
}
}
Keyframe AnimationController::findKeyframe(AnimationChannel *channel, KeyframeChannel keyframeChannel, bool last){
int pastKeyframeId = -1;
for(int i = 0; i < keyframeChannel.keyframes.size(); i++){
Keyframe keyframe = keyframeChannel.keyframes[i];
if(channel->getCurrentFrame() >= keyframe.frame){
pastKeyframeId = i;
}
}
return keyframeChannel.keyframes[pastKeyframeId + (last ? 0 : 1)];
}
void AnimationController::transform(AnimationChannel *channel){
Animation *animation = getAnimation(channel->getAnimationName());
for(Animatable *animatable : channel->getAnimatables()){
vector<KeyframeChannel> keyframeChannels = animation->getKeyframeChannelsByAnimatable(animatable);
for(KeyframeChannel keyframeChannel : keyframeChannels){
Keyframe pastKeyframe = findKeyframe(channel, keyframeChannel, true);
Keyframe nextKeyframe = findKeyframe(channel, keyframeChannel, false);
int currentFrame = channel->getCurrentFrame();
Keyframe pastKeyframe = KeyframeChannel::findKeyframe(currentFrame, keyframeChannel, true);
Keyframe nextKeyframe = KeyframeChannel::findKeyframe(currentFrame, keyframeChannel, false);
int pastFrame = pastKeyframe.frame;
int nextFrame = nextKeyframe.frame;
float ratio = (float)(max(0, channel->getCurrentFrame() - pastFrame)) / (nextFrame - pastFrame);
float ratio = (float)(max(0, currentFrame - pastFrame)) / (nextFrame - pastFrame);
Keyframe::Interpolation interp = pastKeyframe.interpolation;
float value = interpolate(pastKeyframe.value, nextKeyframe.value, interp, ratio);
float value = KeyframeChannel::interpolate(pastKeyframe.value, nextKeyframe.value, interp, ratio);
animatable->animate(value, keyframeChannel);
}
}
}
float AnimationController::interpolate(float pastValue, float nextValue, Keyframe::Interpolation mode, float ratio){
float currentValue;
switch(mode){
case Keyframe::CONSTANT:
currentValue = pastValue;
break;
case Keyframe::LINEAR:
currentValue = pastValue + (nextValue - pastValue) * ratio;
break;
case Keyframe::BEZIER:
currentValue = pastValue + (nextValue - pastValue) * ratio;
break;
}
return currentValue;
}
Animation* AnimationController::getAnimation(string name){
Animation *anim = nullptr;
for(Animation *a : animations)