Put Plugins/ in Core/, rename to VideoBackends

Source/Core/VideoBackends/OGL/Src/StreamBuffer.h

@@ -0,0 +1,60 @@
+// Copyright 2013 Dolphin Emulator Project
+// Licensed under GPLv2
+// Refer to the license.txt file included.
+
+#ifndef STREAMBUFFER_H
+#define STREAMBUFFER_H
+
+#include "VideoCommon.h"
+#include "FramebufferManager.h"
+#include "GLUtil.h"
+
+// glew < 1.8 doesn't support pinned memory
+#ifndef GLEW_AMD_pinned_memory
+#define GLEW_AMD_pinned_memory glewIsSupported("GL_AMD_pinned_memory")
+#define GL_EXTERNAL_VIRTUAL_MEMORY_BUFFER_AMD 0x9160
+#endif
+
+namespace OGL
+{
+enum StreamType {
+	DETECT_MASK = 0x7F,
+	STREAM_DETECT = (1 << 0),
+	MAP_AND_ORPHAN = (1 << 1),
+	MAP_AND_SYNC = (1 << 2),
+	MAP_AND_RISK = (1 << 3),
+	PINNED_MEMORY = (1 << 4),
+	BUFFERSUBDATA = (1 << 5),
+	BUFFERDATA = (1 << 6)
+};
+
+class StreamBuffer {
+
+public:
+	StreamBuffer(u32 type, size_t size, StreamType uploadType = DETECT_MASK);
+	~StreamBuffer();
+	
+	void Alloc(size_t size, u32 stride = 0);
+	size_t Upload(u8 *data, size_t size);
+	
+	u32 getBuffer() { return m_buffer; }
+	
+private:
+	void Init();
+	void Shutdown();
+	void DeleteFences();
+	
+	StreamType m_uploadtype;
+	u32 m_buffer;
+	u32 m_buffertype;
+	size_t m_size;
+	u8 *pointer;
+	size_t m_iterator;
+	size_t m_used_iterator;
+	size_t m_free_iterator;
+	GLsync *fences;
+};
+
+}
+
+#endif // STREAMBUFFER_H