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Diffstat (limited to 'src/Runtime/Source/system/Qt3DSFixedArray.inl')
-rw-r--r-- | src/Runtime/Source/system/Qt3DSFixedArray.inl | 150 |
1 files changed, 150 insertions, 0 deletions
diff --git a/src/Runtime/Source/system/Qt3DSFixedArray.inl b/src/Runtime/Source/system/Qt3DSFixedArray.inl new file mode 100644 index 00000000..55242243 --- /dev/null +++ b/src/Runtime/Source/system/Qt3DSFixedArray.inl @@ -0,0 +1,150 @@ +/**************************************************************************** +** +** Copyright (C) 1999-2007 NVIDIA Corporation. +** Copyright (C) 2017 The Qt Company Ltd. +** Contact: https://www.qt.io/licensing/ +** +** This file is part of Qt 3D Studio. +** +** $QT_BEGIN_LICENSE:GPL$ +** Commercial License Usage +** Licensees holding valid commercial Qt licenses may use this file in +** accordance with the commercial license agreement provided with the +** Software or, alternatively, in accordance with the terms contained in +** a written agreement between you and The Qt Company. For licensing terms +** and conditions see https://www.qt.io/terms-conditions. For further +** information use the contact form at https://www.qt.io/contact-us. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 3 or (at your option) any later version +** approved by the KDE Free Qt Foundation. The licenses are as published by +** the Free Software Foundation and appearing in the file LICENSE.GPL3 +** included in the packaging of this file. Please review the following +** information to ensure the GNU General Public License requirements will +** be met: https://www.gnu.org/licenses/gpl-3.0.html. +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +//============================================================================== +// Namespace +//============================================================================== +namespace Q3DStudio { + +//============================================================================== +/** + * Constructor + */ +template <class T, int Size> +inline CFixedArray<T, Size>::CFixedArray() + : m_Capacity(Size) + , m_Count(0) +{ +} + +//============================================================================== +/** + * Destructor + */ +template <class T, int Size> +inline CFixedArray<T, Size>::~CFixedArray() +{ +} + +//============================================================================== +/** + * Remove all elements in the array + */ +template <class T, int Size> +inline void CFixedArray<T, Size>::Clear() +{ + m_Count = 0; +} + +//============================================================================== +/** + * Get current count of T in the array + * @return current count of the array + */ +template <class T, int Size> +inline INT32 CFixedArray<T, Size>::GetCount() const +{ + return m_Count; +} + +//============================================================================== +/** + * Get the capacity of the array + * Capacity reflects the allocated memory size + * @return capacity of the array + */ +template <class T, int Size> +inline INT32 CFixedArray<T, Size>::GetCapacity() const +{ + return m_Capacity; +} + +//============================================================================== +/** + * Insert T to the end of the array + * @param inValue value of datatype T + */ +template <class T, int Size> +inline void CFixedArray<T, Size>::Push(const T &inValue) +{ + if (m_Count == m_Capacity) { + qWarning("Trying to push to many objects onto a CFixedArray", "Capacity=%d", m_Capacity); + return; + } + + m_Data[m_Count] = inValue; + ++m_Count; +} + +//============================================================================== +/** + * Remove and retrieve T which is at the end of the array + * @return value of datatype T + */ +template <class T, int Size> +inline const T &CFixedArray<T, Size>::Pop() +{ + if (m_Count == 0) + return {}; + + --m_Count; + return m_Data[m_Count]; +} + +//============================================================================== +/** + * Get T at a particular index position of the array. + * Need to ensure only valid index is allowed + * Clear( ) will set the m_counter = 0 + * @param inIndex the index of the array + * @return reference of value of datatype T + */ +template <class T, int Size> +inline T &CFixedArray<T, Size>::operator[](const INT32 inIndex) +{ + Q3DStudio_ASSERT(inIndex < m_Capacity); + + return m_Data[inIndex]; +} + +//============================================================================== +/** + * Removes a specific entry from the array. + * Moves all entries below it up, expensive. + * @param inIndex the index of the entry + */ +template <class T, int Size> +inline void CFixedArray<T, Size>::Remove(const INT32 inIndex) +{ + Q3DStudio_memmove(m_Data + inIndex, m_Data + inIndex + 1, sizeof(T) * (m_Count - inIndex - 1)); + --m_Count; +} + +} // namespace Q3DStudio |