mirror of
https://github.com/overte-org/overte.git
synced 2025-07-24 16:45:04 +02:00
36 lines
1.1 KiB
C
36 lines
1.1 KiB
C
//
|
|
// AnimUtil.h
|
|
//
|
|
// Created by Anthony J. Thibault on 9/2/15.
|
|
// Copyright (c) 2015 High Fidelity, Inc. All rights reserved.
|
|
//
|
|
// Distributed under the Apache License, Version 2.0.
|
|
// See the accompanying file LICENSE or http://www.apache.org/licenses/LICENSE-2.0.html
|
|
//
|
|
|
|
#ifndef hifi_AnimUtil_h
|
|
#define hifi_AnimUtil_h
|
|
|
|
#include "AnimNode.h"
|
|
|
|
// this is where the magic happens
|
|
void blend(size_t numPoses, const AnimPose* a, const AnimPose* b, float alpha, AnimPose* result);
|
|
|
|
glm::quat averageQuats(size_t numQuats, const glm::quat* quats);
|
|
|
|
float accumulateTime(float startFrame, float endFrame, float timeScale, float currentFrame, float dt, bool loopFlag,
|
|
const QString& id, AnimNode::Triggers& triggersOut);
|
|
|
|
inline glm::quat safeLerp(const glm::quat& a, const glm::quat& b, float alpha) {
|
|
// adjust signs if necessary
|
|
glm::quat bTemp = b;
|
|
float dot = glm::dot(a, bTemp);
|
|
if (dot < 0.0f) {
|
|
bTemp = -bTemp;
|
|
}
|
|
return glm::normalize(glm::lerp(a, bTemp, alpha));
|
|
}
|
|
|
|
AnimPose boneLookAt(const glm::vec3& target, const AnimPose& bone);
|
|
|
|
#endif
|