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| 2 | ** |
| 3 | ** Copyright (C) 2017 Klaralvdalens Datakonsult AB (KDAB). |
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| 6 | ** This file is part of the Qt3D module of the Qt Toolkit. |
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| 17 | ** GNU Lesser General Public License Usage |
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| 25 | ** GNU General Public License Usage |
| 26 | ** Alternatively, this file may be used under the terms of the GNU |
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| 35 | ****************************************************************************/ |
| 36 | |
| 37 | #include "additiveclipblend_p.h" |
| 38 | #include <Qt3DAnimation/qadditiveclipblend.h> |
| 39 | #include <Qt3DAnimation/private/qadditiveclipblend_p.h> |
| 40 | |
| 41 | QT_BEGIN_NAMESPACE |
| 42 | |
| 43 | namespace Qt3DAnimation { |
| 44 | |
| 45 | namespace Animation { |
| 46 | |
| 47 | AdditiveClipBlend::AdditiveClipBlend() |
| 48 | : ClipBlendNode(ClipBlendNode::AdditiveBlendType) |
| 49 | , m_baseClipId() |
| 50 | , m_additiveClipId() |
| 51 | , m_additiveFactor(0.0f) |
| 52 | { |
| 53 | } |
| 54 | |
| 55 | AdditiveClipBlend::~AdditiveClipBlend() |
| 56 | { |
| 57 | } |
| 58 | |
| 59 | void AdditiveClipBlend::syncFromFrontEnd(const Qt3DCore::QNode *frontEnd, bool firstTime) |
| 60 | { |
| 61 | BackendNode::syncFromFrontEnd(frontEnd, firstTime); |
| 62 | const QAdditiveClipBlend *node = qobject_cast<const QAdditiveClipBlend *>(object: frontEnd); |
| 63 | if (!node) |
| 64 | return; |
| 65 | |
| 66 | m_additiveFactor = node->additiveFactor(); |
| 67 | m_baseClipId = Qt3DCore::qIdForNode(node: node->baseClip()); |
| 68 | m_additiveClipId = Qt3DCore::qIdForNode(node: node->additiveClip()); |
| 69 | } |
| 70 | |
| 71 | ClipResults AdditiveClipBlend::doBlend(const QVector<ClipResults> &blendData) const |
| 72 | { |
| 73 | Q_ASSERT(blendData.size() == 2); |
| 74 | Q_ASSERT(blendData[0].size() == blendData[1].size()); |
| 75 | const int elementCount = blendData.first().size(); |
| 76 | ClipResults blendResults(elementCount); |
| 77 | |
| 78 | for (int i = 0; i < elementCount; ++i) |
| 79 | blendResults[i] = blendData[0][i] + m_additiveFactor * blendData[1][i]; |
| 80 | |
| 81 | return blendResults; |
| 82 | } |
| 83 | |
| 84 | } // Animation |
| 85 | |
| 86 | } // Qt3DAnimation |
| 87 | |
| 88 | QT_END_NAMESPACE |
| 89 |