Switched platform specific thread creation code to bx::Thread.

src/bgfx.cpp

@@ -752,15 +752,9 @@ namespace bgfx
 #endif // BX_PLATFORM_
 
 #if BGFX_CONFIG_MULTITHREADED
-		m_renderThread = 0;
-
 		if (_createRenderThread)
 		{
-#	if BX_PLATFORM_WINDOWS|BX_PLATFORM_XBOX360
-			m_renderThread = CreateThread(NULL, 16<<10, renderThread, NULL, 0, NULL);
-#	elif BX_PLATFORM_POSIX
-			pthread_create(&m_renderThread, NULL, renderThread, NULL);
-#	endif // BX_PLATFORM_
+			m_thread.init();
 		}
 #else
 		BX_UNUSED(_createRenderThread);
@@ -801,15 +795,9 @@ namespace bgfx
 		frame();
 
 #if BGFX_CONFIG_MULTITHREADED
-		if (0 != m_renderThread)
+		if (m_thread.isRunning() )
 		{
-#	if BX_PLATFORM_WINDOWS|BX_PLATFORM_XBOX360
-			WaitForSingleObject(m_renderThread, INFINITE);
-			m_renderThread = NULL;
-#	elif BX_PLATFORM_POSIX
-			pthread_join(m_renderThread, NULL);
-			m_renderThread = 0;
-#	endif // BX_PLATFORM_*
+			m_thread.shutdown();
 		}
 #endif // BGFX_CONFIG_MULTITHREADED
 
@@ -817,16 +805,6 @@ namespace bgfx
 		m_render->destroy();
 	}
 
-#if BX_PLATFORM_WINDOWS|BX_PLATFORM_XBOX360
-	DWORD WINAPI renderThread(LPVOID)
-#else
-	void* renderThread(void*)
-#endif // BX_PLATFORM_WINDOWS
-	{
-		while (!renderFrame() );
-		return EXIT_SUCCESS;
-	}
-
 	const Memory* alloc(uint32_t _size)
 	{
 		Memory* mem = (Memory*)g_realloc(NULL, sizeof(Memory) + _size);

src/bgfx_p.h

@@ -72,8 +72,6 @@ extern HWND g_bgfxHwnd;
 #elif BX_PLATFORM_XBOX360
 #	include <malloc.h>
 #	include <xtl.h>
-#elif BX_PLATFORM_POSIX
-#	include <pthread.h>
 #endif // BX_PLATFORM_*
 
 #include "dds.h"
@@ -107,11 +105,8 @@ namespace stl = std;
 
 #include "config.h"
 
-#if BGFX_CONFIG_MULTITHREADED
-#	include <bx/sem.h>
-#endif // BGFX_CONFIG_MULTITHREADED
-
 #include <bx/cpu.h>
+#include <bx/thread.h>
 #include <bx/timer.h>
 
 #define BGFX_DRAW_WHOLE_INDEX_BUFFER 0xffffffff
@@ -1414,16 +1409,11 @@ namespace bgfx
 		UsedList m_used;
 	};
 
-#if BX_PLATFORM_WINDOWS || BX_PLATFORM_XBOX360
-	DWORD WINAPI renderThread(LPVOID _arg);
-#elif BX_PLATFORM_POSIX
-	void* renderThread(void*);
-#endif // BX_PLATFORM_
-
 	struct Context
 	{
 		Context()
-			: m_render(&m_frame[0])
+			: m_thread(renderThread, thisSuppressC4355() )
+			, m_render(&m_frame[0])
 			, m_submit(&m_frame[1])
 			, m_dynamicIndexBufferHandle(BGFX_CONFIG_MAX_DYNAMIC_INDEX_BUFFERS)
 			, m_dynamicVertexBufferHandle(BGFX_CONFIG_MAX_DYNAMIC_VERTEX_BUFFERS)
@@ -1447,6 +1437,18 @@ namespace bgfx
 		{
 		}
 
+		Context* thisSuppressC4355()
+		{
+			return this;
+		}
+
+		static int32_t renderThread(void* _userData)
+		{
+			Context* ctx = (Context*)_userData;
+			while (!ctx->renderFrame() );
+			return EXIT_SUCCESS;
+		}
+
 		// game thread
 		void init(bool _createRenderThread);
 		void shutdown();
@@ -2736,13 +2738,6 @@ namespace bgfx
 
 		Semaphore m_renderSem;
 		Semaphore m_gameSem;
-
-#	if BX_PLATFORM_WINDOWS|BX_PLATFORM_XBOX360
-		HANDLE m_renderThread;
-#	else
-		pthread_t m_renderThread;
-#	endif // BX_PLATFORM_WINDOWS|BX_PLATFORM_XBOX360
-
 #else
 		void gameSemPost()
 		{
@@ -2761,6 +2756,7 @@ namespace bgfx
 		}
 #endif // BGFX_CONFIG_MULTITHREADED
 
+		Thread m_thread;
 		Frame m_frame[2];
 		Frame* m_render;
 		Frame* m_submit;