void ANIM::ANIM2::Enumerate<BigDNA::Write>(typename Write::StreamT& writer) {
/* TODO: conform to MP1 ANIM3 */
Header head;
head.unk1 = 1;
head.looping = looping;
head.interval = mainInterval;
head.rootBoneId = 0;
head.scaleMult = 0.f;
WordBitmap keyBmp;
size_t frameCount = 0;
for (atUint32 frame : frames) {
while (keyBmp.getBit(frame))
++frame;
keyBmp.setBit(frame);
frameCount = frame + 1;
}
head.keyBitmapBitCount = keyBmp.getBitCount();
head.duration = frameCount * mainInterval;
head.boneChannelCount = bones.size();
size_t keyframeCount = frames.size();
std::vector<DNAANIM::Channel> qChannels = channels;
DNAANIM::BitstreamWriter bsWriter;
size_t bsSize;
std::unique_ptr<atUint8[]> bsData =
bsWriter.write(chanKeys, keyframeCount, qChannels, m_version == 3 ? 0x7fffff : 0x7fff, head.rotDiv,
head.translationMult, head.scaleMult, bsSize);
/* TODO: Figure out proper scratch size computation */
head.scratchSize = keyframeCount * channels.size() * 16;
head.write(writer);
keyBmp.write(writer);
writer.writeUint32Big(head.boneChannelCount);
auto cit = qChannels.begin();
for (const std::pair<atUint32, std::tuple<bool, bool, bool>>& bone : bones) {
ChannelDesc desc;
if (std::get<0>(bone.second)) {
DNAANIM::Channel& chan = *cit++;
desc.keyCount1 = keyframeCount;
desc.initRX = chan.i[0];
desc.qRX = chan.q[0];
desc.initRY = chan.i[1];
desc.qRY = chan.q[1];
desc.initRZ = chan.i[2];
desc.qRZ = chan.q[2];
}
if (std::get<1>(bone.second)) {
DNAANIM::Channel& chan = *cit++;
desc.keyCount2 = keyframeCount;
desc.initTX = chan.i[0];
desc.qTX = chan.q[0];
desc.initTY = chan.i[1];
desc.qTY = chan.q[1];
desc.initTZ = chan.i[2];
desc.qTZ = chan.q[2];
}
if (std::get<2>(bone.second)) {
DNAANIM::Channel& chan = *cit++;
desc.keyCount3 = keyframeCount;
desc.initSX = chan.i[0];
desc.qSX = chan.q[0];
desc.initSY = chan.i[1];
desc.qSY = chan.q[1];
desc.initSZ = chan.i[2];
desc.qSZ = chan.q[2];
}
}
writer.writeUBytes(bsData.get(), bsSize);
}
