spine-runtimes/spine-cpp/src/spine/AttachmentTimeline.cpp
2025-07-30 09:41:42 +02:00

90 lines
3.6 KiB
C++

/******************************************************************************
* Spine Runtimes License Agreement
* Last updated April 5, 2025. Replaces all prior versions.
*
* Copyright (c) 2013-2025, Esoteric Software LLC
*
* Integration of the Spine Runtimes into software or otherwise creating
* derivative works of the Spine Runtimes is permitted under the terms and
* conditions of Section 2 of the Spine Editor License Agreement:
* http://esotericsoftware.com/spine-editor-license
*
* Otherwise, it is permitted to integrate the Spine Runtimes into software
* or otherwise create derivative works of the Spine Runtimes (collectively,
* "Products"), provided that each user of the Products must obtain their own
* Spine Editor license and redistribution of the Products in any form must
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*
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*****************************************************************************/
#include <spine/AttachmentTimeline.h>
#include <spine/Event.h>
#include <spine/Skeleton.h>
#include <spine/Animation.h>
#include <spine/Bone.h>
#include <spine/Property.h>
#include <spine/Slot.h>
#include <spine/SlotData.h>
#include <spine/SlotPose.h>
using namespace spine;
RTTI_IMPL_MULTI(AttachmentTimeline, Timeline, SlotTimeline)
AttachmentTimeline::AttachmentTimeline(size_t frameCount, int slotIndex) : Timeline(frameCount, 1), SlotTimeline(), _slotIndex(slotIndex) {
PropertyId ids[] = {((PropertyId) Property_Attachment << 32) | slotIndex};
setPropertyIds(ids, 1);
_attachmentNames.ensureCapacity(frameCount);
for (size_t i = 0; i < frameCount; ++i) {
_attachmentNames.add(String());
}
}
AttachmentTimeline::~AttachmentTimeline() {
}
void AttachmentTimeline::setAttachment(Skeleton &skeleton, SlotPose &pose, String *attachmentName) {
pose.setAttachment(attachmentName == NULL || attachmentName->isEmpty() ? NULL : skeleton.getAttachment(_slotIndex, *attachmentName));
}
void AttachmentTimeline::apply(Skeleton &skeleton, float lastTime, float time, Array<Event *> *events, float alpha, MixBlend blend,
MixDirection direction, bool appliedPose) {
SP_UNUSED(lastTime);
SP_UNUSED(events);
SP_UNUSED(alpha);
Slot *slot = skeleton._slots[_slotIndex];
if (!slot->_bone.isActive()) return;
SlotPose &pose = appliedPose ? *slot->_applied : slot->_pose;
if (direction == MixDirection_Out) {
if (blend == MixBlend_Setup) setAttachment(skeleton, pose, &slot->_data._attachmentName);
} else if (time < _frames[0]) {
if (blend == MixBlend_Setup || blend == MixBlend_First) setAttachment(skeleton, pose, &slot->_data._attachmentName);
} else {
setAttachment(skeleton, pose, &_attachmentNames[Animation::search(_frames, time)]);
}
}
void AttachmentTimeline::setFrame(int frame, float time, const String &attachmentName) {
_frames[frame] = time;
_attachmentNames[frame] = attachmentName;
}
Array<String> &AttachmentTimeline::getAttachmentNames() {
return _attachmentNames;
}