qssgrenderinstancetable.cpp

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++ // Copyright (C) 2022 The Qt Company Ltd.

++ // SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only

++ // Qt-Security score:significant reason:default

++

++

++ #include "qssgrenderinstancetable_p.h"

++

++ QMatrix4x4 QSSGRenderInstanceTable::getTransform(int index) const

++ {

++     Q_ASSERT(index < instanceCount);

++     // NOTE: table size can be bigger than instanceCount due to QQuick3DInstancing::instanceCountOverride

++     Q_ASSERT(table.size() >= instanceStride * (index + 1));

++     auto *entry = reinterpret_cast<const QSSGRenderInstanceTableEntry*>(table.constData() + index * instanceStride);

++

++     QMatrix4x4 res;

++     res.setRow(0, entry->row0);

++     res.setRow(1, entry->row1);

++     res.setRow(2, entry->row2);

++     res.setRow(3, { 0, 0, 0, 1 });

++     return res;

++ }