generic-pc: rework glfb (thx seife)

Origin commit data
------------------
Branch: master
Commit: f2136cc7a6
Author: max_10 <max_10@gmx.de>
Date: 2018-09-21 (Fri, 21 Sep 2018)


------------------
No further description and justification available within origin commit message!

------------------
This commit was generated by Migit

include/glfb.h

@@ -1,10 +1,42 @@
-#include <config.h>
-#if HAVE_GENERIC_HARDWARE
-#if BOXMODEL_RASPI
-#include "../raspi/glfb.h"
-#else
-#include "../generic-pc/glfb.h"
-#endif
-#else
-#error glfb.h only works with HAVE_GENERIC_HARDWARE defined
+/*
+	Copyright 2010 Carsten Juttner <carjay@gmx.net>
+	Copyright 2012,2013 Stefan Seyfried <seife@tuxboxcvs.slipkontur.de>
+
+	This program is free software; you can redistribute it and/or modify
+	it under the terms of the GNU General Public License as published by
+	the Free Software Foundation; either version 2 of the License, or
+	(at your option) any later version.
+
+	This program is distributed in the hope that it will be useful,
+	but WITHOUT ANY WARRANTY; without even the implied warranty of
+	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+	GNU General Public License for more details.
+
+	You should have received a copy of the GNU General Public License
+	along with this program. If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#ifndef __glfb__
+#define __glfb__
+#include <OpenThreads/Thread>
+#include <vector>
+#include <linux/fb.h> /* for screeninfo etc. */
+
+class GLFramebuffer : public OpenThreads::Thread
+{
+public:
+	GLFramebuffer(int x, int y);
+	~GLFramebuffer();
+	std::vector<unsigned char> *getOSDBuffer() { return &osd_buf; } /* pointer to OSD bounce buffer */
+	void blit();
+	fb_var_screeninfo getScreenInfo() { return si; }
+
+private:
+	fb_var_screeninfo si;
+	std::vector<unsigned char> osd_buf; /* silly bounce buffer */
+	void run();	/* for OpenThreads::Thread */
+	void setup();
+	void blit_osd();
+	void *pdata;	/* not yet used */
+};
 #endif