2021-11-11 21:22:24 +01:00

123 lines
4.8 KiB
C++

//----------------------------------------------------------------------------//
// //
// ozz-animation is hosted at http://github.com/guillaumeblanc/ozz-animation //
// and distributed under the MIT License (MIT). //
// //
// Copyright (c) Guillaume Blanc //
// //
// Permission is hereby granted, free of charge, to any person obtaining a //
// copy of this software and associated documentation files (the "Software"), //
// to deal in the Software without restriction, including without limitation //
// the rights to use, copy, modify, merge, publish, distribute, sublicense, //
// and/or sell copies of the Software, and to permit persons to whom the //
// Software is furnished to do so, subject to the following conditions: //
// //
// The above copyright notice and this permission notice shall be included in //
// all copies or substantial portions of the Software. //
// //
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR //
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, //
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL //
// THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER //
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING //
// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER //
// DEALINGS IN THE SOFTWARE. //
// //
//----------------------------------------------------------------------------//
#include "ozz/animation/offline/raw_track.h"
#include <limits>
#include "ozz/base/io/archive.h"
#include "ozz/base/maths/math_archive.h"
#include "ozz/base/containers/string_archive.h"
#include "ozz/base/containers/vector_archive.h"
namespace ozz {
namespace io {
// Can be declared locally as it's only referenced from this file.
OZZ_IO_TYPE_VERSION_T1(1, typename _ValueType,
animation::offline::RawTrackKeyframe<_ValueType>)
template <typename _ValueType>
struct Extern<animation::offline::RawTrackKeyframe<_ValueType>> {
static void Save(
OArchive& _archive,
const animation::offline::RawTrackKeyframe<_ValueType>* _keyframes,
size_t _count) {
for (size_t i = 0; i < _count; ++i) {
const animation::offline::RawTrackKeyframe<_ValueType>& keyframe =
_keyframes[i];
const uint8_t interp = static_cast<uint8_t>(keyframe.interpolation);
_archive << interp;
_archive << keyframe.ratio;
_archive << keyframe.value;
}
}
static void Load(IArchive& _archive,
animation::offline::RawTrackKeyframe<_ValueType>* _keyframes,
size_t _count, uint32_t _version) {
(void)_version;
for (size_t i = 0; i < _count; ++i) {
animation::offline::RawTrackKeyframe<_ValueType>& keyframe =
_keyframes[i];
uint8_t interp;
_archive >> interp;
keyframe.interpolation =
static_cast<animation::offline::RawTrackInterpolation::Value>(interp);
_archive >> keyframe.ratio;
_archive >> keyframe.value;
}
}
};
} // namespace io
namespace animation {
namespace offline {
namespace internal {
template <typename _ValueType>
bool RawTrack<_ValueType>::Validate() const {
float previous_ratio = -1.f;
for (size_t k = 0; k < keyframes.size(); ++k) {
const float frame_ratio = keyframes[k].ratio;
// Tests frame's ratio is in range [0:1].
if (frame_ratio < 0.f || frame_ratio > 1.f) {
return false;
}
// Tests that frames are sorted.
if (frame_ratio <= previous_ratio) {
return false;
}
previous_ratio = frame_ratio;
}
return true; // Validated.
}
template <typename _ValueType>
void RawTrack<_ValueType>::Save(io::OArchive& _archive) const {
_archive << keyframes;
_archive << name;
}
template <typename _ValueType>
void RawTrack<_ValueType>::Load(io::IArchive& _archive, uint32_t _version) {
(void)_version;
assert(_version == 1);
_archive >> keyframes;
_archive >> name;
}
// Explicitly instantiate supported raw tracks.
template struct RawTrack<float>;
template struct RawTrack<math::Float2>;
template struct RawTrack<math::Float3>;
template struct RawTrack<math::Float4>;
template struct RawTrack<math::Quaternion>;
} // namespace internal
} // namespace offline
} // namespace animation
} // namespace ozz