diff options
Diffstat (limited to 'src/Runtime/ogl-runtime/src/foundation/Qt3DSPool.h')
| m--------- | src/Runtime/ogl-runtime | 0 | ||||
| -rw-r--r-- | src/Runtime/ogl-runtime/src/foundation/Qt3DSPool.h | 159 |
2 files changed, 0 insertions, 159 deletions
diff --git a/src/Runtime/ogl-runtime b/src/Runtime/ogl-runtime new file mode 160000 +Subproject 2025912174c4cf99270b7439ec3b021e1d089ae diff --git a/src/Runtime/ogl-runtime/src/foundation/Qt3DSPool.h b/src/Runtime/ogl-runtime/src/foundation/Qt3DSPool.h deleted file mode 100644 index 5bd07f86..00000000 --- a/src/Runtime/ogl-runtime/src/foundation/Qt3DSPool.h +++ /dev/null @@ -1,159 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2008-2012 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. -** -** $QT_END_LICENSE$ -** -****************************************************************************/ -#pragma once -#ifndef QT3DS_POOL_H -#define QT3DS_POOL_H -#include "foundation/Qt3DS.h" -#include "foundation/Qt3DSMath.h" //NVMax -#include "EASTL/vector.h" - -namespace qt3ds { -namespace foundation { - // Pool of fixed size objects. - template <typename TObjType, typename TAllocator = EASTLAllocatorType, - QT3DSU32 alignmentInBytes = 4, QT3DSU32 slabSize = 4096> - class Pool - { - protected: - TAllocator mAllocator; - struct Link - { - Link *mNext; - Link(Link *next = NULL) - : mNext(next) - { - } - }; - eastl::vector<void *, TAllocator> mSlabs; - Link *mFreeList; - - public: - Pool(const TAllocator &alloc = TAllocator()) - : mAllocator(alloc) - , mSlabs(alloc) - , mFreeList(NULL) - { - StaticAssert<sizeof(TObjType) < slabSize>::valid_expression(); - } - ~Pool() - { - for (QT3DSU32 idx = 0, end = mSlabs.size(); idx < end; ++idx) - mAllocator.deallocate(mSlabs[idx], slabSize); - mSlabs.clear(); - mFreeList = NULL; - } - void appendToFreeList(Link *inLink) - { - inLink->mNext = mFreeList; - mFreeList = inLink; - } - void appendSlabToFreeList(void *slab) - { - QT3DSU8 *newMem = reinterpret_cast<QT3DSU8 *>(slab); - QT3DSU32 objSize = (QT3DSU32)qt3ds::NVMax(sizeof(TObjType), sizeof(Link)); - // align the memory correctly - if (objSize % alignmentInBytes) - objSize += alignmentInBytes - (objSize % alignmentInBytes); - - QT3DSU32 numObjsInSlab = slabSize / objSize; - for (QT3DSU32 idx = 0; idx < numObjsInSlab; ++idx) { - QT3DSU8 *objPtr = newMem + idx * objSize; - appendToFreeList(reinterpret_cast<Link *>(objPtr)); - } - } - void allocateSlab(const char *file, int line) - { - QT3DSU32 objSize = (QT3DSU32)NVMax(sizeof(TObjType), sizeof(Link)); - // align the memory correctly - if (objSize % alignmentInBytes) - objSize += alignmentInBytes - (objSize % alignmentInBytes); - - QT3DSU8 *newMem = (QT3DSU8 *)mAllocator.allocate(slabSize, file, line); - if (newMem == NULL) - return; // out of mem, bad error - mSlabs.push_back(newMem); - appendSlabToFreeList(newMem); - } - - void *allocate(const char *file, int line) - { - if (!mFreeList) - allocateSlab(file, line); - - if (mFreeList) { - Link *retval = mFreeList; - mFreeList = retval->mNext; - return retval; - } - - return NULL; - } - - void deallocate(void *inPtr) - { -#if _DEBUG - // Ensure inPtr came from a known slab. - bool found = false; - for (QT3DSU32 idx = 0, end = mSlabs.size(); idx < end && !found; ++idx) { - QT3DSU8 *slabMem = reinterpret_cast<QT3DSU8 *>(mSlabs[idx]); - QT3DSU8 *slabEnd = slabMem + slabSize; - QT3DSU8 *memPtr = reinterpret_cast<QT3DSU8 *>(inPtr); - - if (memPtr >= mSlabs[idx] && memPtr < slabEnd) - found = true; - } - QT3DS_ASSERT(found); -#endif - appendToFreeList(reinterpret_cast<Link *>(inPtr)); - } - - template <typename TArg1, typename TArg2> - TObjType *construct(const TArg1 &arg1, const TArg2 &arg2, const char *file, int line) - { - TObjType *newMem = (TObjType *)allocate(file, line); - return new (newMem) TObjType(arg1, arg2); - } - - template <typename TArg1> - TObjType *construct(const TArg1 &arg1, const char *file, int line) - { - TObjType *newMem = (TObjType *)allocate(file, line); - return new (newMem) TObjType(arg1); - } - - TObjType *construct(const char *file, int line) - { - TObjType *newMem = (TObjType *)allocate(file, line); - return new (newMem) TObjType(); - } - }; -} -} -#endif |