100 lines
		
	
	
		
			3.1 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			100 lines
		
	
	
		
			3.1 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
| // vim: set sts=8 ts=2 sw=2 tw=99 et:
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| //
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| // Copyright (C) 2013-2014, David Anderson and AlliedModders LLC
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| // All rights reserved.
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| // 
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| // Redistribution and use in source and binary forms, with or without
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| // modification, are permitted provided that the following conditions are met:
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| // 
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| //  * Redistributions of source code must retain the above copyright notice, this
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| //    list of conditions and the following disclaimer.
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| //  * Redistributions in binary form must reproduce the above copyright notice,
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| //    this list of conditions and the following disclaimer in the documentation
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| //    and/or other materials provided with the distribution.
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| //  * Neither the name of AlliedModders LLC nor the names of its contributors
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| //    may be used to endorse or promote products derived from this software
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| //    without specific prior written permission.
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| //
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| // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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| // AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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| // IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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| // ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
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| // LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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| // CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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| // SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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| // INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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| // CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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| // ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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| // POSSIBILITY OF SUCH DAMAGE.
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| #ifndef _include_amtl_fixedarray_h_
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| #define _include_amtl_fixedarray_h_
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| 
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| #include <am-utility.h>
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| #include <am-allocator-policies.h>
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| #include <am-moveable.h>
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| 
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| namespace ke {
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| 
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| template <typename T, typename AllocPolicy = SystemAllocatorPolicy>
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| class FixedArray : public AllocPolicy
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| {
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|  public:
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|   FixedArray(size_t length, AllocPolicy = AllocPolicy()) {
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|     length_ = length;
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|     data_ = (T *)this->malloc(sizeof(T) * length_);
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|     if (!data_)
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|       return;
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| 
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|     for (size_t i = 0; i < length_; i++)
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|       new (&data_[i]) T();
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|   }
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|   ~FixedArray() {
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|     for (size_t i = 0; i < length_; i++)
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|       data_[i].~T();
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|     this->free(data_);
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|   }
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| 
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|   // This call may be skipped if the allocator policy is infallible.
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|   bool initialize() {
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|     return length_ == 0 || !!data_;
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|   }
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| 
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|   size_t length() const {
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|     return length_;
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|   }
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|   T &operator [](size_t index) {
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|     return at(index);
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|   }
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|   const T &operator [](size_t index) const {
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|     return at(index);
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|   }
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|   T &at(size_t index) {
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|     assert(index < length());
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|     return data_[index];
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|   }
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|   const T &at(size_t index) const {
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|     assert(index < length());
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|     return data_[index];
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|   }
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|   void set(size_t index, const T &t) {
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|     assert(index < length());
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|     data_[index] = t;
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|   }
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|   void set(size_t index, ke::Moveable<T> t) {
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|     assert(index < length());
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|     data_[index] = t;
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|   }
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| 
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|  private:
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|   FixedArray(const FixedArray &other) KE_DELETE;
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|   FixedArray &operator =(const FixedArray &other) KE_DELETE;
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| 
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|  private:
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|   size_t length_;
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|   T *data_;
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| };
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| 
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| } // namespace ke
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| 
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| #endif // _include_amtl_fixedarray_h_
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