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https://github.com/dolphin-emu/dolphin.git
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50f4bf114e
This reverts commit 17747fcfb8a4f076ea97d8d5781539735ab32f72. On orphaning, some gl drivers do heurisitics where to store the buffer. As the hack may only work on pinned memory, it would be much less deteministic.
66 lines
1.4 KiB
C++
66 lines
1.4 KiB
C++
// Copyright (C) 2003 Dolphin Project.
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, version 2.0.
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License 2.0 for more details.
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// A copy of the GPL 2.0 should have been included with the program.
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// If not, see http://www.gnu.org/licenses/
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// Official SVN repository and contact information can be found at
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// http://code.google.com/p/dolphin-emu/
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#ifndef STREAMBUFFER_H
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#define STREAMBUFFER_H
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#include "VideoCommon.h"
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#include "FramebufferManager.h"
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#include "GLUtil.h"
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namespace OGL
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{
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enum StreamType {
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STREAM_DETECT,
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MAP_AND_ORPHAN,
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MAP_AND_SYNC,
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MAP_AND_RISK,
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PINNED_MEMORY,
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BUFFERSUBDATA
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};
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class StreamBuffer {
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public:
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StreamBuffer(u32 type, size_t size, StreamType uploadType = STREAM_DETECT);
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~StreamBuffer();
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void Alloc(size_t size, u32 stride = 0);
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size_t Upload(u8 *data, size_t size);
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u32 getBuffer() { return m_buffer; }
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private:
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void Init();
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void Shutdown();
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StreamType m_uploadtype;
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u32 m_buffer;
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u32 m_buffertype;
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size_t m_size;
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u8 *pointer;
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size_t m_iterator;
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size_t m_used_iterator;
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size_t m_free_iterator;
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GLsync *fences;
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};
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}
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#endif // STREAMBUFFER_H
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