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Differential D9642 Diff 31357 extern/draco/draco/src/draco/animation/keyframe_animation.h

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extern/draco/draco/src/draco/animation/keyframe_animation.h

  • This file was moved from extern/draco/dracoenc/src/draco/animation/keyframe_animation.h.
Show First 20 Lines • Show All 65 Lines • ▼ Show 20 Lines private:
static constexpr int32_t kTimestampId = 0; static constexpr int32_t kTimestampId = 0;
}; };
template <typename T> template <typename T>
int32_t KeyframeAnimation::AddKeyframes(DataType data_type, int32_t KeyframeAnimation::AddKeyframes(DataType data_type,
uint32_t num_components, uint32_t num_components,
const std::vector<T> &data) { const std::vector<T> &data) {
// TODO(draco-eng): Verify T is consistent with |data_type|. // TODO(draco-eng): Verify T is consistent with |data_type|.
if (num_components == 0) if (num_components == 0) {
return -1; return -1;
}
// If timestamps is not added yet, then reserve attribute 0 for timestamps. // If timestamps is not added yet, then reserve attribute 0 for timestamps.
if (!num_attributes()) { if (!num_attributes()) {
// Add a temporary attribute with 0 points to fill attribute id 0. // Add a temporary attribute with 0 points to fill attribute id 0.
std::unique_ptr<PointAttribute> temp_att = std::unique_ptr<PointAttribute> temp_att =
std::unique_ptr<PointAttribute>(new PointAttribute()); std::unique_ptr<PointAttribute>(new PointAttribute());
temp_att->Init(GeometryAttribute::GENERIC, nullptr, num_components, temp_att->Init(GeometryAttribute::GENERIC, num_components, data_type, false,
data_type, false, DataTypeLength(data_type), 0); 0);
temp_att->Reset(0);
this->AddAttribute(std::move(temp_att)); this->AddAttribute(std::move(temp_att));
set_num_frames(data.size() / num_components); set_num_frames(data.size() / num_components);
} }
if (data.size() != num_components * num_frames()) if (data.size() != num_components * num_frames()) {
return -1; return -1;
}
std::unique_ptr<PointAttribute> keyframe_att = std::unique_ptr<PointAttribute> keyframe_att =
std::unique_ptr<PointAttribute>(new PointAttribute()); std::unique_ptr<PointAttribute>(new PointAttribute());
keyframe_att->Init(GeometryAttribute::GENERIC, nullptr, num_components, keyframe_att->Init(GeometryAttribute::GENERIC, num_components, data_type,
data_type, false, DataTypeLength(data_type), 0); false, num_frames());
keyframe_att->SetIdentityMapping();
keyframe_att->Reset(num_frames());
const size_t stride = num_components; const size_t stride = num_components;
for (PointIndex i(0); i < num_frames(); ++i) { for (PointIndex i(0); i < num_frames(); ++i) {
keyframe_att->SetAttributeValue(keyframe_att->mapped_index(i), keyframe_att->SetAttributeValue(keyframe_att->mapped_index(i),
&data[i.value() * stride]); &data[i.value() * stride]);
} }
return this->AddAttribute(std::move(keyframe_att)); return this->AddAttribute(std::move(keyframe_att));
} }
} // namespace draco } // namespace draco
#endif // DRACO_ANIMATION_KEYFRAME_ANIMATION_H_ #endif // DRACO_ANIMATION_KEYFRAME_ANIMATION_H_