Re: need help with freetype + xlib.

2013-06-18 Thread First Last
Hi Glynn,   >> so I guess,  length of face->glyph->bitmap.buffer = >> 1(gray lvl)*16(width)*8(rows)=128 unsigned chars, right ? > >Right answer, wrong reasoning; width should be replaced by pitch. The >two values may differ if there is padding between lines. thx for this. -Nicoo ___

Re: [ft] need help with freetype + xlib.

2013-06-18 Thread First Last
thank you Werner, it's working fine now. So this issue was (again) from my english skill, I wasn't sure of scanline and pitch means... -Nicoo ___ xorg@lists.x.org: X.Org support Archives: http://lists.freedesktop.org/archives/xorg Info: http://lists.x.o

Re: need help with freetype + xlib.

2013-06-17 Thread First Last
Hi Alan, yes I know, I opened a question on stackoverflow about xft. - Nicoo___ xorg@lists.x.org: X.Org support Archives: http://lists.freedesktop.org/archives/xorg Info: http://lists.x.org/mailman/listinfo/xorg Your subscription address: arch...@mail-

need help with freetype + xlib.

2013-06-17 Thread First Last
Hi, I try to use freetype with xlib, I , I need to pass a char type array (RGBA/pixel) to a xlib function. from freetype I got :   face->glyph->bitmap.pixel_mode = 2 so if I understood corectly in face->glyph->bitmap.buffer datas are stored in gray level.   face->glyph->bitmap.rows=16   face->g

Re: redraw, who (xlib/cairo), when...

2013-05-29 Thread First Last
Hi Glynn, Oh god... you right... I really need to take a brake... thx Glynn! -Nicoo___ xorg@lists.x.org: X.Org support Archives: http://lists.freedesktop.org/archives/xorg Info: http://lists.x.org/mailman/listinfo/xorg Your subscription address: arch...

Re: redraw, who (xlib/cairo), when...

2013-05-28 Thread First Last
Hi Glynn and other guys, >>     while(XPending(dpy)==0){ >>     usleep(100); >>     updateClock(&myClock); >> > >Ugh. This causes the process to be scheduled up to 10,000 times per >second, which is almost a busy wait. I would expect this process

Re: redraw, who (xlib/cairo), when...

2013-05-27 Thread First Last
Hi Glynn and other guys, after some reads and looking at the event.c from jwm, my clock works! I'm using a structure like this :     while(stop==0) {     while(XPending(dpy)==0){     usleep(100);     updateClock(&myClock);     }

Re: redraw, who (xlib/cairo), when...

2013-05-26 Thread First Last
Hi Glynn, first thanks. >You should redraw the window (or at least the rectangle specified in >the XExposeEvent structure) in response to an Expose event. Ideally, >you should collect any pending Expose events and perform the minimum >amount of work necessary to redraw the specified rectangles (i

problem with my uses of the gradient.

2013-05-26 Thread First Last
Hi cairomailing list, I got a problem, when I use this code :     s=cairo_xlib_surface_create(dpy, wndw.frame, DefaultVisual(dpy, 0), 640, 480);     c=cairo_create(s);     p=cairo_pattern_create_linear(10.10,0.10,0.0,450.0);     cairo_pattern_add_color_stop_rgba(p,0,1,0,0,1);  

redraw, who (xlib/cairo), when...

2013-05-25 Thread First Last
Hi guys from xorgand cairomailling list, I sent this mail to both of you because I don't know who can explains to me something. I wrote a small code, it's just a window where you should see the date and the time. If you hit "space" the window moves, if you hit "q" the wm will exit(ok ok it's

Re: how to send data to Xorg.log and XQueryPointer crash

2013-05-22 Thread First Last
Hi Peter, >>     XQueryPointer(dpy,rootwin,None,None,&mousex,&mousey,None,None,None); >> // problem... > >none of these may be NULL (or None, which is just 0 anyway). you do need to >provide some valid pointers here. well, yesterday I tried with all pointers settled, X crashed. Today I try

how to send data to Xorg.log and XQueryPointer crash

2013-05-21 Thread First Last
Hi, I try to get the position of my pointer, I tried whit this code : #include #include #include #include #include #define DPYW DisplayWidth(dpy,scr) #define DPYH DisplayHeight(dpy,scr) int main(int argc, char *argv[]){     Display *dpy;     int scr, stop=0;     Window rootwin;  

Re: Fatal IO Error: 11 (resource temporarily unavailable)

2013-05-20 Thread First Last
I still don't know why the "hello world" code does not working as I expect. But I write a piece of code who works as expected. I'm not sure that's well written, (if someone want to take a look). Mouse pointer is rendered, when a button is pressed or when a key is release the while loop is stoped

Fatal IO Error: 11 (resource temporarily unavailable)

2013-05-19 Thread First Last
Hi, I got this error when I try to run all example I have of xlib : Fatal IO Error: 11 (resource temporarily unavailable) I tried some examples form the book "X WINDOW APPLICATION PROGRAMMING" from "ERIC F. JOHNSON & KEVIN REICHARD" some from the web, like these one :http://www.everything2.co