File rotation.patch of Package xorg-x11-drv-mtev

diff -ru xorg-x11-drv-mtev-0.1.13/src/mtouch.h xorg-x11-drv-mtev-0.1.13-rotation/src/mtouch.h
--- xorg-x11-drv-mtev-0.1.13/src/mtouch.h	2012-11-21 16:01:35.286578579 +0000
+++ xorg-x11-drv-mtev-0.1.13-rotation/src/mtouch.h	2012-11-21 16:00:48.106974820 +0000
@@ -70,6 +70,7 @@
 	bool invert_y;
 	bool swap_xy;
 	struct mtdev dev;
+	int rotation;
 	
 	int min_x;
 	int max_x;
Only in xorg-x11-drv-mtev-0.1.13-rotation/src: mtouch.h.orig
Only in xorg-x11-drv-mtev-0.1.13-rotation/src: mtouch.h.rej
diff -ru xorg-x11-drv-mtev-0.1.13/src/multitouch.c xorg-x11-drv-mtev-0.1.13-rotation/src/multitouch.c
--- xorg-x11-drv-mtev-0.1.13/src/multitouch.c	2012-11-21 16:01:35.287578571 +0000
+++ xorg-x11-drv-mtev-0.1.13-rotation/src/multitouch.c	2012-11-21 16:14:26.208104812 +0000
@@ -306,6 +306,30 @@
 			if (mt->invert_y)
 				y = mt->max_y - y + mt->min_y;
 
+                        switch (mt->rotation)
+			{
+				case 1:
+				{
+					const int tmp = (mt->max_x - x) * (mt->max_y - mt->min_y) / (mt->max_x - mt->min_x) + mt->min_y;
+                                	x = (y - mt->min_y) * (mt->max_x - mt->min_x) / (mt->max_y - mt->min_y) + mt->min_x;
+					y = tmp;
+					break;
+				}
+				case 2:
+				{
+					x = mt->max_x - x + mt->min_x;
+					y = mt->max_y - y + mt->min_y;
+					break;
+				}
+				case 3:
+				{
+					const int tmp = (x - mt->min_x) * (mt->max_y - mt->min_y) / (mt->max_x - mt->min_x) + mt->min_y;
+                                        x = (mt->max_y - y) * (mt->max_x - mt->min_x) / (mt->max_y - mt->min_y) + mt->min_x;
+                                        y = tmp;
+					break;
+				}
+			}
+
 			valuators[valix++] = x;
 			valuators[valix++] = y;
 			valuators[valix++] = tp->touch_major;
@@ -401,6 +425,15 @@
 	mt->invert_x = xf86SetBoolOption(local->options, "InvertX", FALSE);
 	mt->invert_y = xf86SetBoolOption(local->options, "InvertY", FALSE);
 
+        // o = 0
+        // 1 = CW 90
+        // 2 = CW 180
+        // 3 = CW 270
+        mt->rotation = xf86SetIntOption(local->options, "Rotation", 0);
+
+        if (mt->rotation < 0 || mt->rotation > 3)
+	        mt->rotation = 0;
+
 	local->flags |= XI86_CONFIGURED;
 
 	return Success;