track_sampling_job.h

//----------------------------------------------------------------------------//
//                                                                            //
// ozz-animation is hosted at http://github.com/guillaumeblanc/ozz-animation  //
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// Copyright (c) Guillaume Blanc                                              //
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//----------------------------------------------------------------------------//
 
#ifndef OZZ_OZZ_ANIMATION_RUNTIME_TRACK_SAMPLING_JOB_H_
#define OZZ_OZZ_ANIMATION_RUNTIME_TRACK_SAMPLING_JOB_H_
 
#include "ozz/animation/runtime/export.h"
#include "ozz/animation/runtime/track.h"
 
namespace ozz {
namespace animation {
 
namespace internal {
 
// TrackSamplingJob internal implementation. See *TrackSamplingJob for more
// details.
template <typename _Track>
struct TrackSamplingJob {
  typedef typename _Track::ValueType ValueType;
 
  TrackSamplingJob();
 
  // Validates all parameters.
  bool Validate() const;
 
  // Validates and executes sampling.
  bool Run() const;
 
  // Ratio used to sample track, clamped in range [0,1] before job execution. 0
  // is the beginning of the track, 1 is the end. This is a ratio rather than a
  // ratio because tracks have no duration.
  float ratio;
 
  // Track to sample.
  const _Track* track;
 
  // Job output.
  typename _Track::ValueType* result;
};
}  // namespace internal
 
// Track sampling job implementation. Track sampling allows to query a track
// value for a specified ratio. This is a ratio rather than a time because
// tracks have no duration.
struct OZZ_ANIMATION_DLL FloatTrackSamplingJob
    : public internal::TrackSamplingJob<FloatTrack> {};
struct OZZ_ANIMATION_DLL Float2TrackSamplingJob
    : public internal::TrackSamplingJob<Float2Track> {};
struct OZZ_ANIMATION_DLL Float3TrackSamplingJob
    : public internal::TrackSamplingJob<Float3Track> {};
struct OZZ_ANIMATION_DLL Float4TrackSamplingJob
    : public internal::TrackSamplingJob<Float4Track> {};
struct OZZ_ANIMATION_DLL QuaternionTrackSamplingJob
    : public internal::TrackSamplingJob<QuaternionTrack> {};
 
}  // namespace animation
}  // namespace ozz
#endif  // OZZ_OZZ_ANIMATION_RUNTIME_TRACK_SAMPLING_JOB_H_