Use a more efficient method of streaming automatically batched vertices on AMD Windows and Linux systems.

--HG--
branch : minor

src/common/memory.h

@@ -0,0 +1,38 @@
+/**
+ * Copyright (c) 2006-2017 LOVE Development Team
+ *
+ * This software is provided 'as-is', without any express or implied
+ * warranty.  In no event will the authors be held liable for any damages
+ * arising from the use of this software.
+ *
+ * Permission is granted to anyone to use this software for any purpose,
+ * including commercial applications, and to alter it and redistribute it
+ * freely, subject to the following restrictions:
+ *
+ * 1. The origin of this software must not be misrepresented; you must not
+ *    claim that you wrote the original software. If you use this software
+ *    in a product, an acknowledgment in the product documentation would be
+ *    appreciated but is not required.
+ * 2. Altered source versions must be plainly marked as such, and must not be
+ *    misrepresented as being the original software.
+ * 3. This notice may not be removed or altered from any source distribution.
+ **/
+
+#pragma once
+
+#include <stddef.h>
+
+namespace love
+{
+
+bool alignedMalloc(void **mem, size_t size, size_t alignment);
+void alignedFree(void *mem);
+
+size_t getPageSize();
+
+/**
+ * 'alignment' must be a power of two.
+ **/
+size_t alignUp(size_t size, size_t alignment);
+
+} // love