103 lines
4.2 KiB
C++
103 lines
4.2 KiB
C++
//----------------------------------------------------------------------------//
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// //
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// ozz-animation is hosted at http://github.com/guillaumeblanc/ozz-animation //
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// and distributed under the MIT License (MIT). //
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// //
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// Copyright (c) Guillaume Blanc //
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// //
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// Permission is hereby granted, free of charge, to any person obtaining a //
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// copy of this software and associated documentation files (the "Software"), //
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// to deal in the Software without restriction, including without limitation //
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// the rights to use, copy, modify, merge, publish, distribute, sublicense, //
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// and/or sell copies of the Software, and to permit persons to whom the //
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// Software is furnished to do so, subject to the following conditions: //
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// //
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// The above copyright notice and this permission notice shall be included in //
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// all copies or substantial portions of the Software. //
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// //
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR //
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, //
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL //
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// THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER //
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING //
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// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER //
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// DEALINGS IN THE SOFTWARE. //
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// //
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//----------------------------------------------------------------------------//
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#include "ozz/animation/offline/raw_animation.h"
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#include "ozz/animation/runtime/skeleton.h"
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namespace ozz {
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namespace animation {
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namespace offline {
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RawAnimation::RawAnimation() : duration(1.f) {}
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namespace {
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// Implements key frames' time range and ordering checks.
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// See AnimationBuilder::Create for more details.
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template <typename _Key>
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static bool ValidateTrack(const typename ozz::vector<_Key>& _track,
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float _duration) {
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float previous_time = -1.f;
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for (size_t k = 0; k < _track.size(); ++k) {
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const float frame_time = _track[k].time;
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// Tests frame's time is in range [0:duration].
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if (frame_time < 0.f || frame_time > _duration) {
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return false;
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}
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// Tests that frames are sorted.
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if (frame_time <= previous_time) {
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return false;
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}
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previous_time = frame_time;
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}
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return true; // Validated.
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}
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} // namespace
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bool RawAnimation::JointTrack::Validate(float _duration) const {
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return ValidateTrack<TranslationKey>(translations, _duration) &&
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ValidateTrack<RotationKey>(rotations, _duration) &&
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ValidateTrack<ScaleKey>(scales, _duration);
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}
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bool RawAnimation::Validate() const {
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if (duration <= 0.f) { // Tests duration is valid.
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return false;
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}
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if (tracks.size() > Skeleton::kMaxJoints) { // Tests number of tracks.
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return false;
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}
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// Ensures that all key frames' time are valid, ie: in a strict ascending
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// order and within range [0:duration].
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bool valid = true;
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for (size_t i = 0; valid && i < tracks.size(); ++i) {
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valid = tracks[i].Validate(duration);
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}
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return valid; // *this is valid.
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}
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size_t RawAnimation::size() const {
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size_t size = sizeof(*this);
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// Accumulates keyframes size.
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const size_t tracks_count = tracks.size();
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for (size_t i = 0; i < tracks_count; ++i) {
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size += tracks[i].translations.size() * sizeof(TranslationKey);
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size += tracks[i].rotations.size() * sizeof(RotationKey);
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size += tracks[i].scales.size() * sizeof(ScaleKey);
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}
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// Accumulates tracks.
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size += tracks_count * sizeof(JointTrack);
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size += name.size();
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return size;
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}
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} // namespace offline
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} // namespace animation
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} // namespace ozz
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