From 966258dd4ca61e0fc632dba295cd0ced1ad0364e Mon Sep 17 00:00:00 2001
From: Felix Domke <tmbinc@elitedvb.net>
Date: Wed, 31 Aug 2005 02:59:51 +0000
Subject: [PATCH]  - disable console, remove ancient calls, add vsync and
 setoffset calls

---
 lib/gdi/fb.cpp | 65 ++++++++++++++++----------------------------------
 lib/gdi/fb.h   |  8 +++----
 2 files changed, 23 insertions(+), 50 deletions(-)

diff --git a/lib/gdi/fb.cpp b/lib/gdi/fb.cpp
index 38ae37dd..4a801bfe 100644
--- a/lib/gdi/fb.cpp
+++ b/lib/gdi/fb.cpp
@@ -10,6 +10,11 @@
 #include <lib/base/econfig.h>
 #include <lib/gdi/fb.h>
 
+#ifndef FBIO_WAITFORVSYNC
+#define FBIO_WAITFORVSYNC _IOW('F', 0x20, __u32)
+#endif
+
+
 fbClass *fbClass::instance;
 
 fbClass *fbClass::getInstance()
@@ -59,7 +64,7 @@ fbClass::fbClass(const char *fb)
 		goto nolfb;
 	}
 
-//	showConsole(0);
+	showConsole(0);
 	return;
 nolfb:
 	lfb=0;
@@ -84,7 +89,7 @@ int fbClass::showConsole(int state)
 int fbClass::SetMode(unsigned int nxRes, unsigned int nyRes, unsigned int nbpp)
 {
 	screeninfo.xres_virtual=screeninfo.xres=nxRes;
-	screeninfo.yres_virtual=screeninfo.yres=nyRes;
+	screeninfo.yres_virtual=(screeninfo.yres=nyRes)*2;
 	screeninfo.height=0;
 	screeninfo.width=0;
 	screeninfo.xoffset=screeninfo.yoffset=0;
@@ -115,6 +120,19 @@ int fbClass::SetMode(unsigned int nxRes, unsigned int nyRes, unsigned int nbpp)
 	return 0;
 }
 
+int fbClass::setOffset(int off)
+{
+	screeninfo.xoffset = 0;
+	screeninfo.yoffset = off;
+	return ioctl(fd, FBIOPAN_DISPLAY, &screeninfo);
+}
+
+int fbClass::waitVSync()
+{
+	int c = 0;
+	return ioctl(fd, FBIO_WAITFORVSYNC, &c);
+}
+
 fbClass::~fbClass()
 {
 	if (available)
@@ -129,49 +147,6 @@ int fbClass::PutCMAP()
 	return ioctl(fd, FBIOPUTCMAP, &cmap);
 }
 
-void fbClass::Box(int x, int y, int width, int height, int color, int backcolor)
-{
-	if (width<=2 || locked)
-		return;
-	int offset=y*stride+x/2;
-	int first=0xF0|((color&0xF0)>>4);
-	int last= 0xF0|((backcolor&0xF0)>>4);
-	color=(color&0xF)*0x11;
-	int halfwidth=width/2;
-	for (int ay=y; ay<(y+height); ay++)
-	{
-		lfb[offset]=first;
-		memset(lfb+offset+1, color, halfwidth-2);
-		lfb[offset+halfwidth-1]=last;
-		offset+=stride;
-	}
-}
-
-void fbClass::NBox(int x, int y, int width, int height, int color)
-{
-	if (locked)
-		return;
-	int offset=y*stride+x/2;
-	int halfwidth=width/2;
-	for (int ay=y; ay<(y+height); ay++)
-	{
-		memset(lfb+offset, color, halfwidth);
-		offset+=stride;
-	}
-}
-
-void fbClass::VLine(int x, int y, int sy, int color)
-{
-	if (locked)
-		return;
-	int offset=y*stride+x/2;
-	while (sy--)
-	{
-		lfb[offset]=color;
-		offset+=stride;
-	}
-}
-
 int fbClass::lock()
 {
 	if (locked)
diff --git a/lib/gdi/fb.h b/lib/gdi/fb.h
index ab801662..f29c8595 100644
--- a/lib/gdi/fb.h
+++ b/lib/gdi/fb.h
@@ -14,11 +14,14 @@ class fbClass
 	__u16 red[256], green[256], blue[256], trans[256];
 	static fbClass *instance;
 	int locked;
+	
 public:
 	unsigned char *lfb;
 	int showConsole(int state);
 	int SetMode(unsigned int xRes, unsigned int yRes, unsigned int bpp);
 	int Available() { return available; }
+	int setOffset(int off);
+	int waitVSync();
 	unsigned int Stride() { return stride; }
 	fb_cmap *CMAP() { return &cmap; }
 
@@ -30,11 +33,6 @@ public:
 				// low level gfx stuff
 	int PutCMAP();
 
-				// gfx stuff (colors are 8bit!)
-	void Box(int x, int y, int width, int height, int color, int backcolor=0);
-	void NBox(int x, int y, int width, int height, int color);
-	void VLine(int x, int y, int sy, int color);
-	
 	int lock();
 	void unlock();
 	int islocked() { return locked; }
-- 
2.30.2