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90 lines
2.4 KiB
C++
90 lines
2.4 KiB
C++
/* ScummVM - Graphic Adventure Engine
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*
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* ScummVM is the legal property of its developers, whose names
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* are too numerous to list here. Please refer to the COPYRIGHT
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* file distributed with this source distribution.
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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*/
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#include "twine/parser/anim.h"
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#include "common/memstream.h"
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namespace TwinE {
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bool AnimData::loadBoneFrame(KeyFrame &keyframe, Common::SeekableReadStream &stream) {
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BoneFrame boneframe;
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boneframe.type = stream.readSint16LE();
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boneframe.x = stream.readSint16LE();
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boneframe.y = stream.readSint16LE();
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boneframe.z = stream.readSint16LE();
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keyframe.boneframes.push_back(boneframe);
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return boneframe.type != 0;
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}
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void AnimData::loadKeyFrames(Common::SeekableReadStream &stream) {
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for (uint16 i = 0U; i < _numKeyframes; ++i) {
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KeyFrame keyframe;
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keyframe.length = stream.readUint16LE();
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keyframe.x = stream.readSint16LE();
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keyframe.y = stream.readSint16LE();
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keyframe.z = stream.readSint16LE();
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for (uint16 j = 0U; j < _numBoneframes; ++j) {
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loadBoneFrame(keyframe, stream);
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}
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_keyframes.push_back(keyframe);
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assert(keyframe.boneframes.size() == (uint)_numBoneframes);
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}
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}
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void AnimData::reset() {
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_keyframes.clear();
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}
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bool AnimData::loadFromStream(Common::SeekableReadStream &stream, bool lba1) {
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reset();
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_numKeyframes = stream.readUint16LE();
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_numBoneframes = stream.readUint16LE();
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_loopFrame = stream.readUint16LE();
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stream.readUint16LE();
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loadKeyFrames(stream);
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return !stream.err();
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}
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const Common::Array<KeyFrame>& AnimData::getKeyframes() const {
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return _keyframes;
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}
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const KeyFrame* AnimData::getKeyframe(uint index) const {
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if (index >= _numKeyframes) {
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return nullptr;
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}
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return &_keyframes[index];
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}
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uint16 AnimData::getLoopFrame() const {
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return _loopFrame;
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}
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uint16 AnimData::getNumBoneframes() const {
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return _numBoneframes;
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}
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} // namespace TwinE
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