X-Git-Url: https://git.cweiske.de/enigma2.git/blobdiff_plain/9202d4248dd7df2f6e5eb53b4154c8297ec9b1d1..8f01a41693ff4b01a224e9ea2f9a26538ec20414:/lib/gdi/fb.cpp

diff --git a/lib/gdi/fb.cpp b/lib/gdi/fb.cpp
index fb0cc03b..c8fd94be 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;
@@ -83,18 +88,30 @@ 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.xres_virtual=screeninfo.xres=nxRes;
+	screeninfo.yres_virtual=(screeninfo.yres=nyRes)*2;
 	screeninfo.height=0;
 	screeninfo.width=0;
 	screeninfo.xoffset=screeninfo.yoffset=0;
 	screeninfo.bits_per_pixel=nbpp;
+	
 	if (ioctl(fd, FBIOPUT_VSCREENINFO, &screeninfo)<0)
 	{
-		perror("FBIOPUT_VSCREENINFO");
-		printf("fb failed\n");
-		return -1;
-	}
+		// try single buffering
+		screeninfo.yres_virtual=screeninfo.yres=nyRes;
+		
+		if (ioctl(fd, FBIOPUT_VSCREENINFO, &screeninfo)<0)
+		{
+			perror("FBIOPUT_VSCREENINFO");
+			printf("fb failed\n");
+			return -1;
+		}
+		eDebug(" - double buffering not available.");
+	} else
+		eDebug(" - double buffering available!");
+	
+	m_number_of_pages = screeninfo.yres_virtual / nyRes;
+	
 	if ((screeninfo.xres!=nxRes) && (screeninfo.yres!=nyRes) && (screeninfo.bits_per_pixel!=nbpp))
 	{
 		eDebug("SetMode failed: wanted: %dx%dx%d, got %dx%dx%d",
@@ -115,6 +132,19 @@ 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 +159,6 @@ 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)