You cannot select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
o3de/Gems/Maestro/Code/Source/Cinematics/CharacterTrackAnimator.cpp

101 lines
3.5 KiB
C++

/*
* Copyright (c) Contributors to the Open 3D Engine Project.
* For complete copyright and license terms please see the LICENSE at the root of this distribution.
*
* SPDX-License-Identifier: Apache-2.0 OR MIT
*
*/
#include "CharacterTrackAnimator.h"
#include "AnimNode.h"
#include "CharacterTrack.h"
/*static*/ const float CCharacterTrackAnimator::s_minClipDuration = 0.01666666666f; // 1/60th of a second, or one-frame for 60Hz rendering
//////////////////////////////////////////////////////////////////////////
CCharacterTrackAnimator::CCharacterTrackAnimator()
{
m_forceAnimKeyChange = false;
m_baseAnimState.m_layerPlaysAnimation[0] = m_baseAnimState.m_layerPlaysAnimation[1] = m_baseAnimState.m_layerPlaysAnimation[2] = false;
ResetLastAnimKeys();
m_baseAnimState.m_bTimeJumped[0] = m_baseAnimState.m_bTimeJumped[1] = m_baseAnimState.m_bTimeJumped[2] = false;
m_baseAnimState.m_jumpTime[0] = m_baseAnimState.m_jumpTime[1] = m_baseAnimState.m_jumpTime[2] = 0.0f;
}
//////////////////////////////////////////////////////////////////////////
void CCharacterTrackAnimator::ResetLastAnimKeys()
{
m_baseAnimState.m_lastAnimationKeys[0][0] = -1;
m_baseAnimState.m_lastAnimationKeys[0][1] = -1;
m_baseAnimState.m_lastAnimationKeys[1][0] = -1;
m_baseAnimState.m_lastAnimationKeys[1][1] = -1;
m_baseAnimState.m_lastAnimationKeys[2][0] = -1;
m_baseAnimState.m_lastAnimationKeys[2][1] = -1;
}
//////////////////////////////////////////////////////////////////////////
void CCharacterTrackAnimator::OnReset(IAnimNode* animNode)
{
ResetLastAnimKeys();
ReleaseAllAnimations(animNode);
m_baseAnimState.m_layerPlaysAnimation[0] = m_baseAnimState.m_layerPlaysAnimation[1] = m_baseAnimState.m_layerPlaysAnimation[2] = false;
}
//////////////////////////////////////////////////////////////////////////
f32 CCharacterTrackAnimator::ComputeAnimKeyNormalizedTime(const ICharacterKey& key, float ectime) const
{
float endTime = key.GetValidEndTime();
const float clipDuration = clamp_tpl(endTime - key.m_startTime, s_minClipDuration, key.m_duration);
float t;
f32 retNormalizedTime;
if (clipDuration > s_minClipDuration)
{
t = (ectime - key.time) * key.m_speed;
if (key.m_bLoop && t > clipDuration)
{
// compute t for repeating clip
t = fmod(t, clipDuration);
}
t += key.m_startTime;
t = clamp_tpl(t, key.m_startTime, endTime);
}
else
{
// clip has perceptably no length - set time to beginning or end frame, whichever comes first in time
t = (key.m_startTime < endTime) ? key.m_startTime : endTime;
}
retNormalizedTime = clamp_tpl(t / key.m_duration, .0f, 1.0f);
return retNormalizedTime;
}
//////////////////////////////////////////////////////////////////////////
ILINE bool CCharacterTrackAnimator::IsAnimationPlaying(const SAnimState& animState) const
{
return animState.m_layerPlaysAnimation[0] || animState.m_layerPlaysAnimation[1] || animState.m_layerPlaysAnimation[2];
}
//////////////////////////////////////////////////////////////////////////
void CCharacterTrackAnimator::ReleaseAllAnimations([[maybe_unused]] IAnimNode* animNode)
{
}
//////////////////////////////////////////////////////////////////////////
void CCharacterTrackAnimator::AnimateTrack([[maybe_unused]] class CCharacterTrack* pTrack, [[maybe_unused]] SAnimContext& ec, [[maybe_unused]] int layer, [[maybe_unused]] int trackIndex)
{
}
void CCharacterTrackAnimator::ForceAnimKeyChange()
{
m_forceAnimKeyChange = true;
}