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Don't combine Collada animations when channels are shared

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This commit is contained in:
Felipeek
2019-12-29 16:05:33 -03:00
parent 58647c8c2e
commit 5ce373c312
2 changed files with 43 additions and 9 deletions
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26
code/Collada/ColladaLoader.cpp
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@@ -963,18 +963,38 @@ void ColladaLoader::StoreAnimations( aiScene* pScene, const ColladaParser& pPars
// catch special case: many animations with the same length, each affecting only a single node.
// we need to unite all those single-node-anims to a proper combined animation
for( size_t a = 0; a < mAnims.size(); ++a) {
for(size_t a = 0; a < mAnims.size(); ++a) {
aiAnimation* templateAnim = mAnims[a];
if( templateAnim->mNumChannels == 1) {
if (templateAnim->mNumChannels == 1) {
// search for other single-channel-anims with the same duration
std::vector<size_t> collectedAnimIndices;
for( size_t b = a+1; b < mAnims.size(); ++b) {
aiAnimation* other = mAnims[b];
if (other->mNumChannels == 1 && other->mDuration == templateAnim->mDuration &&
other->mTicksPerSecond == templateAnim->mTicksPerSecond)
collectedAnimIndices.push_back(b);
collectedAnimIndices.push_back(b);
}
// We only want to combine the animations if they have different channels
std::set<std::string> animTargets;
animTargets.insert(templateAnim->mChannels[0]->mNodeName.C_Str());
bool collectedAnimationsHaveDifferentChannels = true;
for (size_t b = 0; b < collectedAnimIndices.size(); ++b)
{
aiAnimation* srcAnimation = mAnims[collectedAnimIndices[b]];
std::string channelName = std::string(srcAnimation->mChannels[0]->mNodeName.C_Str());
if (animTargets.find(channelName) == animTargets.end()) {
animTargets.insert(channelName);
} else {
collectedAnimationsHaveDifferentChannels = false;
break;
}
}
if (!collectedAnimationsHaveDifferentChannels)
continue;
// if there are other animations which fit the template anim, combine all channels into a single anim
if (!collectedAnimIndices.empty())
{