mirror of https://github.com/ZDoom/raze-gles.git
44 lines
828 B
C++
44 lines
828 B
C++
#pragma once
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#include <memory>
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#include <vector>
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// Memory needed for the duration of a frame rendering
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class RenderMemory
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{
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public:
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void Clear();
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template<typename T>
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T *AllocMemory(int size = 1)
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{
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return (T*)AllocBytes(sizeof(T) * size);
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}
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template<typename T, typename... Types>
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T *NewObject(Types &&... args)
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{
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void *ptr = AllocBytes(sizeof(T));
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return new (ptr)T(std::forward<Types>(args)...);
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}
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private:
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void *AllocBytes(int size);
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enum { BlockSize = 1024 * 1024 };
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struct MemoryBlock
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{
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MemoryBlock();
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~MemoryBlock();
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MemoryBlock(const MemoryBlock &) = delete;
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MemoryBlock &operator=(const MemoryBlock &) = delete;
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uint8_t *Data;
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uint32_t Position;
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};
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std::vector<std::unique_ptr<MemoryBlock>> UsedBlocks;
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std::vector<std::unique_ptr<MemoryBlock>> FreeBlocks;
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};
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