[wiki] [sites] [slock][patch][dwmlogoandblurscreen]added patch || jsz6389

From: <git_AT_suckless.org>
Date: Fri, 29 Apr 2022 23:53:30 +0200

commit ff6a9c7fa01ce3d45245fe769c1f219e6d2d9160
Author: jsz6389 <jsz6389_AT_rit.edu>
Date: Fri Apr 29 17:52:45 2022 -0400

    [slock][patch][dwmlogoandblurscreen]added patch

diff --git a/tools.suckless.org/slock/patches/dwmlogoandblurscreen/index.md b/tools.suckless.org/slock/patches/dwmlogoandblurscreen/index.md
new file mode 100644
index 00000000..dbbba8f8
--- /dev/null
+++ b/tools.suckless.org/slock/patches/dwmlogoandblurscreen/index.md
_AT_@ -0,0 +1,18 @@
+Dwm logo
+========
+
+Description
+-----------
+This patch takes the dwmlogo and blurred pixelated screen patch and combines them together.
+
+Customization
+-------------
+See customization notes for dwmlogo for any info on customization.
+
+Download
+--------
+* [slock-dwmlogoandblurscreen-1.0.diff](slock-dwmlogoandblurscreen-1.0.diff)
+
+Authors
+-------
+* Jakob Zielinski - <jsz6389_AT_rit.edu>
diff --git a/tools.suckless.org/slock/patches/dwmlogoandblurscreen/slock-dwmlogoandblurscreen-1.0.diff b/tools.suckless.org/slock/patches/dwmlogoandblurscreen/slock-dwmlogoandblurscreen-1.0.diff
new file mode 100644
index 00000000..17ffc72f
--- /dev/null
+++ b/tools.suckless.org/slock/patches/dwmlogoandblurscreen/slock-dwmlogoandblurscreen-1.0.diff
_AT_@ -0,0 +1,336 @@
+diff -u ../slock-orig/config.def.h ./config.def.h
+--- ../slock-orig/config.def.h 2022-04-29 17:07:13.872268452 -0400
++++ ./config.def.h 2022-04-29 16:44:38.573566776 -0400
+_AT_@ -3,10 +3,36 @@
+ static const char *group = "nogroup";
+
+ static const char *colorname[NUMCOLS] = {
+- [INIT] = "black", /* after initialization */
++ [BACKGROUND] = "white",
++ [INIT] = "2d2d2d", /* after initialization */
+ [INPUT] = "#005577", /* during input */
+ [FAILED] = "#CC3333", /* wrong password */
+ };
+
+ /* treat a cleared input like a wrong password (color) */
+ static const int failonclear = 1;
++
++static const int logosize = 75;
++static const int logow = 12; /* Grid width and height for right center alignment*/
++static const int logoh = 6;
++
++static XRectangle rectangles[9] = {
++ {0, 3, 1, 3},
++ {1, 3, 2, 1},
++ {0, 5, 8, 1},
++ {3, 0, 1, 5},
++ {5, 3, 1, 2},
++ {7, 3, 1, 2},
++ {8, 3, 4, 1},
++ {9, 4, 1, 2},
++ {11,4, 1, 2},
++};
++
++/*Enable blur*/
++#define BLUR
++/*Set blur radius*/
++static const int blurRadius=5;
++/*Enable Pixelation*/
++//#define PIXELATION
++/*Set pixelation radius*/
++static const int pixelSize=0;
+diff -u ../slock-orig/config.mk ./config.mk
+--- ../slock-orig/config.mk 2022-04-29 17:07:13.872268452 -0400
++++ ./config.mk 2022-04-29 17:14:49.416921212 -0400
+_AT_@ -10,13 +10,21 @@
+ X11INC = /usr/X11R6/include
+ X11LIB = /usr/X11R6/lib
+
++# Xinerama, comment if you don't want it
++XINERAMALIBS = -lXinerama
++XINERAMAFLAGS = -DXINERAMA
++
++# freetype
++FREETYPELIBS = -lXft
++FREETYPEINC = /usr/include/freetype2
++
+ # includes and libs
+-INCS = -I. -I/usr/include -I${X11INC}
+-LIBS = -L/usr/lib -lc -lcrypt -L${X11LIB} -lX11 -lXext -lXrandr
++INCS = -I. -I/usr/include -I${X11INC} -I${FREETYPEINC}
++LIBS = -L/usr/lib -lc -lcrypt -L${X11LIB} -lX11 -lImlib2 ${XINERAMALIBS} ${FREETYPELIBS} -lXext -lXrandr
+
+ # flags
+-CPPFLAGS = -DVERSION=\"${VERSION}\" -D_DEFAULT_SOURCE -DHAVE_SHADOW_H
+-CFLAGS = -std=c99 -pedantic -Wall -Os ${INCS} ${CPPFLAGS}
++CPPFLAGS = -DVERSION=\"${VERSION}\" -D_DEFAULT_SOURCE -DHAVE_SHADOW_H ${XINERAMAFLAGS}
++CFLAGS = -std=c99 -pedantic -Wall -Ofast ${INCS} ${CPPFLAGS}
+ LDFLAGS = -s ${LIBS}
+ COMPATSRC = explicit_bzero.c
+
+diff -u ../slock-orig/slock.c ./slock.c
+--- ../slock-orig/slock.c 2022-04-29 17:07:13.872268452 -0400
++++ ./slock.c 2022-04-29 17:04:53.424073165 -0400
+_AT_@ -1,5 +1,6 @@
+ /* See LICENSE file for license details. */
+-#define _XOPEN_SOURCE 500
++#define _XOPEN_SOURCE 500
++#define LENGTH(X) (sizeof X / sizeof X[0])
+ #if HAVE_SHADOW_H
+ #include <shadow.h>
+ #endif
+_AT_@ -15,9 +16,13 @@
+ #include <unistd.h>
+ #include <sys/types.h>
+ #include <X11/extensions/Xrandr.h>
++#ifdef XINERAMA
++#include <X11/extensions/Xinerama.h>
++#endif
+ #include <X11/keysym.h>
+ #include <X11/Xlib.h>
+ #include <X11/Xutil.h>
++#include <Imlib2.h>
+
+ #include "arg.h"
+ #include "util.h"
+_AT_@ -25,17 +30,26 @@
+ char *argv0;
+
+ enum {
++ BACKGROUND,
+ INIT,
+ INPUT,
+ FAILED,
+ NUMCOLS
+ };
+
++#include "config.h"
++
+ struct lock {
+ int screen;
+ Window root, win;
+ Pixmap pmap;
++ Pixmap bgmap;
+ unsigned long colors[NUMCOLS];
++ unsigned int x, y;
++ unsigned int xoff, yoff, mw, mh;
++ Drawable drawable;
++ GC gc;
++ XRectangle rectangles[LENGTH(rectangles)];
+ };
+
+ struct xrandr {
+_AT_@ -44,7 +58,7 @@
+ int errbase;
+ };
+
+-#include "config.h"
++Imlib_Image image;
+
+ static void
+ die(const char *errstr, ...)
+_AT_@ -125,6 +139,29 @@
+ }
+
+ static void
++resizerectangles(struct lock *lock)
++{
++ int i;
++
++ for (i = 0; i < LENGTH(rectangles); i++){
++ lock->rectangles[i].x = (rectangles[i].x * logosize)
++ + lock->xoff + ((lock->mw) / 2) - (logow / 2 * logosize);
++ lock->rectangles[i].y = (rectangles[i].y * logosize)
++ + lock->yoff + ((lock->mh) / 2) - (logoh / 2 * logosize);
++ lock->rectangles[i].width = rectangles[i].width * logosize;
++ lock->rectangles[i].height = rectangles[i].height * logosize;
++ }
++}
++
++static void
++drawlogo(Display *dpy, struct lock *lock, int color)
++{
++ XSetForeground(dpy, lock->gc, lock->colors[color]);
++ XFillRectangles(dpy, lock->win, lock->gc, lock->rectangles, LENGTH(rectangles));
++ XSync(dpy, False);
++}
++
++static void
+ readpw(Display *dpy, struct xrandr *rr, struct lock **locks, int nscreens,
+ const char *hash)
+ {
+_AT_@ -190,10 +227,12 @@
+ color = len ? INPUT : ((failure || failonclear) ? FAILED : INIT);
+ if (running && oldc != color) {
+ for (screen = 0; screen < nscreens; screen++) {
+- XSetWindowBackground(dpy,
+- locks[screen]->win,
+- locks[screen]->colors[color]);
+- XClearWindow(dpy, locks[screen]->win);
++ if(locks[screen]->bgmap)
++ XSetWindowBackgroundPixmap(dpy, locks[screen]->win, locks[screen]->bgmap);
++ else
++ XSetWindowBackground(dpy, locks[screen]->win, locks[screen]->colors[0]);
++ //XClearWindow(dpy, locks[screen]->win);
++ drawlogo(dpy, locks[screen], color);
+ }
+ oldc = color;
+ }
+_AT_@ -228,6 +267,10 @@
+ XColor color, dummy;
+ XSetWindowAttributes wa;
+ Cursor invisible;
++#ifdef XINERAMA
++ XineramaScreenInfo *info;
++ int n;
++#endif
+
+ if (dpy == NULL || screen < 0 || !(lock = malloc(sizeof(struct lock))))
+ return NULL;
+_AT_@ -235,27 +278,61 @@
+ lock->screen = screen;
+ lock->root = RootWindow(dpy, lock->screen);
+
++ if(image)
++ {
++ lock->bgmap = XCreatePixmap(dpy, lock->root, DisplayWidth(dpy, lock->screen), DisplayHeight(dpy, lock->screen), DefaultDepth(dpy, lock->screen));
++ imlib_context_set_image(image);
++ imlib_context_set_display(dpy);
++ imlib_context_set_visual(DefaultVisual(dpy, lock->screen));
++ imlib_context_set_colormap(DefaultColormap(dpy, lock->screen));
++ imlib_context_set_drawable(lock->bgmap);
++ imlib_render_image_on_drawable(0, 0);
++ imlib_free_image();
++ }
+ for (i = 0; i < NUMCOLS; i++) {
+ XAllocNamedColor(dpy, DefaultColormap(dpy, lock->screen),
+ colorname[i], &color, &dummy);
+ lock->colors[i] = color.pixel;
+ }
+
++ lock->x = DisplayWidth(dpy, lock->screen);
++ lock->y = DisplayHeight(dpy, lock->screen);
++#ifdef XINERAMA
++ if ((info = XineramaQueryScreens(dpy, &n))) {
++ lock->xoff = info[0].x_org;
++ lock->yoff = info[0].y_org;
++ lock->mw = info[0].width;
++ lock->mh = info[0].height;
++ } else
++#endif
++ {
++ lock->xoff = lock->yoff = 0;
++ lock->mw = lock->x;
++ lock->mh = lock->y;
++ }
++ lock->drawable = XCreatePixmap(dpy, lock->root,
++ lock->x, lock->y, DefaultDepth(dpy, screen));
++ lock->gc = XCreateGC(dpy, lock->root, 0, NULL);
++ XSetLineAttributes(dpy, lock->gc, 1, LineSolid, CapButt, JoinMiter);
++
+ /* init */
+ wa.override_redirect = 1;
+- wa.background_pixel = lock->colors[INIT];
++ wa.background_pixel = lock->colors[BACKGROUND];
+ lock->win = XCreateWindow(dpy, lock->root, 0, 0,
+- DisplayWidth(dpy, lock->screen),
+- DisplayHeight(dpy, lock->screen),
++ lock->x, lock->y,
+ 0, DefaultDepth(dpy, lock->screen),
+ CopyFromParent,
+ DefaultVisual(dpy, lock->screen),
+ CWOverrideRedirect | CWBackPixel, &wa);
++ if(lock->bgmap)
++ XSetWindowBackgroundPixmap(dpy, lock->win, lock->bgmap);
+ lock->pmap = XCreateBitmapFromData(dpy, lock->win, curs, 8, 8);
+ invisible = XCreatePixmapCursor(dpy, lock->pmap, lock->pmap,
+ &color, &color, 0, 0);
+ XDefineCursor(dpy, lock->win, invisible);
+
++ resizerectangles(lock);
++
+ /* Try to grab mouse pointer *and* keyboard for 600ms, else fail the lock */
+ for (i = 0, ptgrab = kbgrab = -1; i < 6; i++) {
+ if (ptgrab != GrabSuccess) {
+_AT_@ -276,6 +353,7 @@
+ XRRSelectInput(dpy, lock->win, RRScreenChangeNotifyMask);
+
+ XSelectInput(dpy, lock->root, SubstructureNotifyMask);
++ drawlogo(dpy, lock, INIT);
+ return lock;
+ }
+
+_AT_@ -355,6 +433,60 @@
+ if (setuid(duid) < 0)
+ die("slock: setuid: %s
", strerror(errno));
+
++ /*Create screenshot Image*/
++ Screen *scr = ScreenOfDisplay(dpy, DefaultScreen(dpy));
++ image = imlib_create_image(scr->width,scr->height);
++ imlib_context_set_image(image);
++ imlib_context_set_display(dpy);
++ imlib_context_set_visual(DefaultVisual(dpy,0));
++ imlib_context_set_drawable(RootWindow(dpy,XScreenNumberOfScreen(scr)));
++ imlib_copy_drawable_to_image(0,0,0,scr->width,scr->height,0,0,1);
++
++#ifdef BLUR
++
++ /*Blur function*/
++ imlib_image_blur(blurRadius);
++#endif // BLUR
++
++#ifdef PIXELATION
++ /*Pixelation*/
++ int width = scr->width;
++ int height = scr->height;
++
++ for(int y = 0; y < height; y += pixelSize)
++ {
++ for(int x = 0; x < width; x += pixelSize)
++ {
++ int red = 0;
++ int green = 0;
++ int blue = 0;
++
++ Imlib_Color pixel;
++ Imlib_Color* pp;
++ pp = &pixel;
++ for(int j = 0; j < pixelSize && j < height; j++)
++ {
++ for(int i = 0; i < pixelSize && i < width; i++)
++ {
++ imlib_image_query_pixel(x+i,y+j,pp);
++ red += pixel.red;
++ green += pixel.green;
++ blue += pixel.blue;
++ }
++ }
++ red /= (pixelSize*pixelSize);
++ green /= (pixelSize*pixelSize);
++ blue /= (pixelSize*pixelSize);
++ imlib_context_set_color(red,green,blue,pixel.alpha);
++ imlib_image_fill_rectangle(x,y,pixelSize,pixelSize);
++ red = 0;
++ green = 0;
++ blue = 0;
++ }
++ }
++
++
++#endif
+ /* check for Xrandr support */
+ rr.active = XRRQueryExtension(dpy, &rr.evbase, &rr.errbase);
+
+_AT_@ -391,5 +523,12 @@
+ /* everything is now blank. Wait for the correct password */
+ readpw(dpy, &rr, locks, nscreens, hash);
+
++ for (nlocks = 0, s = 0; s < nscreens; s++) {
++ XFreePixmap(dpy, locks[s]->drawable);
++ XFreeGC(dpy, locks[s]->gc);
++ }
++
++ XSync(dpy, 0);
++ XCloseDisplay(dpy);
+ return 0;
+ }
Received on Fri Apr 29 2022 - 23:53:30 CEST