internal float CalcGroupWeight(int startIdx, int length, float totalWeight, bool weightPassNext, int layer)
{
if (totalWeight <= 0f)
{
for (int gi = startIdx; gi < startIdx + length; gi++)
{
attachStateComponent[gi].weight = 0f;
}
return(0f);
}
float layerTotalWeight = 0f;
for (int gi = startIdx; gi < startIdx + length; gi++)
{
SpriteTransform.StateComponentPair pair = attachStateComponent[gi];
if (pair.state.blendMode == AnimationBlendMode.Blend)
{
float w = pair.state.weight * pair.state.componentEnable[1 + pair.component.index];
layerTotalWeight += w;
}
else
{
pair.weight = pair.state.weight;
}
}
float layerWeight = layerTotalWeight >= 1f ? totalWeight :
(weightPassNext ? layerTotalWeight : totalWeight);
if (layerTotalWeight > 0f)
{
float iw = 1f / layerTotalWeight;
for (int gi = startIdx; gi < startIdx + length; gi++)
{
SpriteTransform.StateComponentPair pair = attachStateComponent[gi];
pair.weight = pair.state.weight * iw * layerWeight * pair.state.componentEnable[1 + pair.component.index];
}
}
else
{
for (int gi = startIdx; gi < startIdx + length; gi++)
{
SpriteTransform.StateComponentPair pair = attachStateComponent[gi];
if (pair.state.blendMode == AnimationBlendMode.Blend)
{
pair.weight = 0f;
}
}
}
return(totalWeight - layerWeight);
}
internal void AttachState(SpriteAnimationState state, SpriteAnimationComponent component)
{
SpriteTransform.StateComponentPair pair = new SpriteTransform.StateComponentPair();
pair.state = state;
pair.component = component;
pair.applyTo = this;
attachStateComponent.Add(pair);
state.referenceList.Add(pair);
Refresh();
}
internal void EvaluateTransform(SpriteTransform sprTransform)
{
sprTransform.ZeroTransform();
for (int idx = 0; idx < sprTransform.attachStateComponent.Count; idx++)
{
SpriteTransform.StateComponentPair pair = sprTransform.attachStateComponent[idx];
SpriteAnimationKeyFrame kf = null;
if (pair.state.blendMode == AnimationBlendMode.Additive)
{
//reset buffer
transformPropertys[1] = transformPropertys[2] = transformPropertys[3] = 0f;
transformPropertys[4] = transformPropertys[5] = transformPropertys[6] = transformPropertys[7] = transformPropertys[8] = transformPropertys[9] = 0f;
transformPropertys[10] = transformPropertys[11] = 0f;
kf = pair.component.EvaluateAddtive(pair.state.lastEvaluateTime, sprTransform, transformPropertys);
}
else
{
//reset buffer
transformPropertys[1] = transformPropertys[2] = transformPropertys[3] = 0f;
transformPropertys[4] = transformPropertys[5] = transformPropertys[6] = transformPropertys[7] = transformPropertys[8] = transformPropertys[9] = 1f;
transformPropertys[10] = transformPropertys[11] = 0f;
kf = pair.component.EvaluateBlending(pair.state.lastEvaluateTime, sprTransform, transformPropertys);
}
if (pair.lastRefClip != kf.refClip)
{
if (pair.lastRefClip != null)
{
string name = pair.state.name + "_" + pair.component.fullPath + "_" + pair.lastRefClip.name;
SpriteAnimationState state = this[name];
if (state != null)
{
Stop(state);
}
pair.lastRefClip = null;
}
if (kf.refClip != null)
{
string name = pair.state.name + "_" + pair.component.fullPath + "_" + kf.refClip.name;
if (!animationStates.ContainsKey(name))
{
AddClip(kf.refClip, name);
SpriteAnimationState state = this[name];
state.parentState = pair.state;
state.parentTransform = pair.applyTo;
state.parentComponentLayer = (int)pair.component.layer;
state.removeAfterStop = true;
state.layer = pair.state.layer;
state.weight = pair.state.weight;
state.lastTime = 0f;
state.lastFrameIndex = -1;
state.lastEvaluateTime = 0;
pair.lastRefClip = kf.refClip;
state.parentState.subClipState.Add(state);
state.enabled = true;
}
}
}
float weight = pair.weight;
{
sprTransform.position.x += transformPropertys[1] * weight;
sprTransform.position.y += transformPropertys[2] * weight;
sprTransform.rotation += transformPropertys[3] * weight;
sprTransform.scale.x += transformPropertys[4] * weight;
sprTransform.scale.y += transformPropertys[5] * weight;
sprTransform.color.r += transformPropertys[6] * weight;
sprTransform.color.g += transformPropertys[7] * weight;
sprTransform.color.b += transformPropertys[8] * weight;
sprTransform.color.a += transformPropertys[9] * weight;
sprTransform.shear.x += transformPropertys[10] * weight;
sprTransform.shear.y += transformPropertys[11] * weight;
}
}
}
