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dwm/patches/dwm-torus-20240901.diff
Elizabeth Hunt 33081ed8e6 initial commit
2024-09-01 13:48:37 -07:00

219 lines
6.8 KiB
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diff --git a/config.def.h b/config.def.h
index 9efa774..8251624 100644
--- a/config.def.h
+++ b/config.def.h
@@ -114,3 +114,6 @@ static const Button buttons[] = {
{ ClkTagBar, MODKEY, Button3, toggletag, {0} },
};
+/* torus config */
+static int torusenabled = 1;
+static int wormholedelta = 1; // how close to the edge do we get before we take a wormhole to the other side.
diff --git a/config.mk b/config.mk
index 8efca9a..5f7634f 100644
--- a/config.mk
+++ b/config.mk
@@ -14,6 +14,10 @@ X11LIB = /usr/X11R6/lib
XINERAMALIBS = -lXinerama
XINERAMAFLAGS = -DXINERAMA
+# Xinput extensions, comment if you don't want it
+XINPUTLIBS = -lXi
+XINPUTFLAGS = -DXINPUT
+
# freetype
FREETYPELIBS = -lfontconfig -lXft
FREETYPEINC = /usr/include/freetype2
@@ -23,10 +27,10 @@ FREETYPEINC = /usr/include/freetype2
# includes and libs
INCS = -I${X11INC} -I${FREETYPEINC}
-LIBS = -L${X11LIB} -lX11 ${XINERAMALIBS} ${FREETYPELIBS}
+LIBS = -L${X11LIB} -lX11 ${XINERAMALIBS} ${FREETYPELIBS} ${XINPUTLIBS}
# flags
-CPPFLAGS = -D_DEFAULT_SOURCE -D_BSD_SOURCE -D_XOPEN_SOURCE=700L -DVERSION=\"${VERSION}\" ${XINERAMAFLAGS}
+CPPFLAGS = -D_DEFAULT_SOURCE -D_BSD_SOURCE -D_XOPEN_SOURCE=700L -DVERSION=\"${VERSION}\" ${XINERAMAFLAGS} ${XINPUTFLAGS}
#CFLAGS = -g -std=c99 -pedantic -Wall -O0 ${INCS} ${CPPFLAGS}
CFLAGS = -std=c99 -pedantic -Wall -Wno-deprecated-declarations -Os ${INCS} ${CPPFLAGS}
LDFLAGS = ${LIBS}
diff --git a/dwm.c b/dwm.c
index 67c6b2b..392496e 100644
--- a/dwm.c
+++ b/dwm.c
@@ -39,6 +39,9 @@
#ifdef XINERAMA
#include <X11/extensions/Xinerama.h>
#endif /* XINERAMA */
+#ifdef XINPUT
+#include <X11/extensions/XInput2.h>
+#endif /* XINPUT */
#include <X11/Xft/Xft.h>
#include "drw.h"
@@ -183,12 +186,16 @@ static void mappingnotify(XEvent *e);
static void maprequest(XEvent *e);
static void monocle(Monitor *m);
static void motionnotify(XEvent *e);
+static void rawmotionnotify(XEvent *e);
+static void genericeventnotify(XEvent *e);
static void movemouse(const Arg *arg);
static Client *nexttiled(Client *c);
static void pop(Client *c);
static void propertynotify(XEvent *e);
static void quit(const Arg *arg);
static Monitor *recttomon(int x, int y, int w, int h);
+static Monitor *raycastx(Monitor *src, int y, int dx);
+static Monitor *raycasty(Monitor *src, int x, int dy);
static void resize(Client *c, int x, int y, int w, int h, int interact);
static void resizeclient(Client *c, int x, int y, int w, int h);
static void resizemouse(const Arg *arg);
@@ -242,6 +249,9 @@ static int sw, sh; /* X display screen geometry width, height */
static int bh; /* bar height */
static int lrpad; /* sum of left and right padding for text */
static int (*xerrorxlib)(Display *, XErrorEvent *);
+#ifdef XINPUT
+static int xinputextensionop;
+#endif /* XINPUT */
static unsigned int numlockmask = 0;
static void (*handler[LASTEvent]) (XEvent *) = {
[ButtonPress] = buttonpress,
@@ -257,7 +267,8 @@ static void (*handler[LASTEvent]) (XEvent *) = {
[MapRequest] = maprequest,
[MotionNotify] = motionnotify,
[PropertyNotify] = propertynotify,
- [UnmapNotify] = unmapnotify
+ [UnmapNotify] = unmapnotify,
+ [GenericEvent] = genericeventnotify,
};
static Atom wmatom[WMLast], netatom[NetLast];
static int running = 1;
@@ -1142,6 +1153,58 @@ motionnotify(XEvent *e)
mon = m;
}
+void
+genericeventnotify(XEvent *e)
+{
+ if (e->xcookie.extension == xinputextensionop &&
+ e->xcookie.evtype == XI_RawMotion) {
+ rawmotionnotify(e);
+ }
+}
+
+void
+rawmotionnotify(XEvent *e)
+{
+ if (torusenabled == 0) return;
+
+ int x, y;
+ if (!getrootptr(&x, &y)) return;
+
+ int warpx = x;
+ int warpy = y;
+ if (BETWEEN(x, selmon->mx, selmon->mx + wormholedelta)) {
+ /* ensure there's no monitor to the left */
+ if (recttomon(selmon->mx - 1, y, 1, 1) != selmon)
+ return;
+ /* take the wormhole */
+ Monitor *farright = raycastx(selmon, y, 1);
+ warpx = farright->mx + farright->mw - wormholedelta - 1;
+ } else if (BETWEEN(x, selmon->mx + selmon->mw - wormholedelta,
+ selmon->mx + selmon->mw)) {
+ /* ensure there's no monitor to the right */
+ if (recttomon(selmon->mx + selmon->mw + 1, y, 1, 1) != selmon)
+ return;
+ Monitor *farleft = raycastx(selmon, y, -1);
+ warpx = farleft->mx + wormholedelta + 1;
+ } else if (BETWEEN(y, selmon->my, selmon->my + wormholedelta)) {
+ /* ensure there's no monitor under us */
+ if (recttomon(x, y, selmon->my - 1, 1) != selmon)
+ return;
+ Monitor *farup = raycasty(selmon, x, 1);
+ warpy = farup->my + farup->mh - wormholedelta - 1;
+ } else if (BETWEEN(y, selmon->my + selmon->mh - wormholedelta,
+ selmon->my + selmon->mh)) {
+ /* ensure there's no monitor above us */
+ if (recttomon(x, y, selmon->my + selmon->mh + 1, 1) != selmon)
+ return;
+ Monitor *fardown = raycasty(selmon, x, -1);
+ warpy = fardown->my + wormholedelta + 1;
+ }
+
+ if (warpx != x || warpy != y)
+ XWarpPointer(dpy, None, root, 0, 0, 0, 0, warpx, warpy);
+}
+
void
movemouse(const Arg *arg)
{
@@ -1275,6 +1338,44 @@ recttomon(int x, int y, int w, int h)
return r;
}
+Monitor *
+raycastx(Monitor *src, int y, int dx)
+{
+ Monitor *farthest = src;
+ for (Monitor *m = mons; m; m = m->next) {
+ int scansy = BETWEEN(y, m->my, m->my + m->mh);
+ if (!scansy) {
+ continue;
+ }
+ if (dx == 1 && (m->mx + m->mw > farthest->mx + farthest->mw)) {
+ farthest = m;
+ }
+ if (dx == -1 && (m->mx < farthest->mx)) {
+ farthest = m;
+ }
+ }
+ return farthest;
+}
+
+Monitor *
+raycasty(Monitor *src, int x, int dy)
+{
+ Monitor *farthest = src;
+ for (Monitor *m = mons; m; m = m->next) {
+ int scansx = BETWEEN(x, m->mx, m->mx + m->mw);
+ if (!scansx) {
+ continue;
+ }
+ if (dy == 1 && (m->my + m->mh > farthest->my + farthest->mh)) {
+ farthest = m;
+ }
+ if (dy == -1 && (m->my < farthest->my)) {
+ farthest = m;
+ }
+ }
+ return farthest;
+}
+
void
resize(Client *c, int x, int y, int w, int h, int interact)
{
@@ -1609,6 +1710,23 @@ setup(void)
|LeaveWindowMask|StructureNotifyMask|PropertyChangeMask;
XChangeWindowAttributes(dpy, root, CWEventMask|CWCursor, &wa);
XSelectInput(dpy, root, wa.event_mask);
+#ifdef XINPUT
+ /* select XInput raw motion events; we can't hook into PointerMotionMask since some windows block it. */
+ size_t maskbyteslen = XIMaskLen(XI_RawMotion);
+ unsigned char *maskbytes = calloc(maskbyteslen, sizeof(unsigned char));
+ XISetMask(maskbytes, XI_RawMotion);
+ XIEventMask mask;
+ int _unused;
+ if (!XQueryExtension(dpy, "XInputExtension", &xinputextensionop,
+ &_unused, &_unused)) {
+ fprintf(stderr, "XInputExtension not found");
+ exit(1);
+ }
+ mask.deviceid = XIAllMasterDevices;
+ mask.mask_len = maskbyteslen * sizeof(unsigned char);
+ mask.mask = maskbytes;
+ XISelectEvents(dpy, root, &mask, 1);
+#endif /* XINPUT */
grabkeys();
focus(NULL);
}
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