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authorPablo Martín <caedesv@users.sourceforge.net>2003-09-07 21:39:37 +0000
committerPablo Martín <caedesv@users.sourceforge.net>2003-09-07 21:39:37 +0000
commit599a8e20c02fa48bab5102d15fab79dd6b631c95 (patch)
tree80e8760e6a8fdc7d9144370dc569b38232b2b315 /system/X11
parentb509942daafa671a5b5ede267b6e786619ce8173 (diff)
Updating to last version of pdp 0.12.2
svn path=/trunk/externals/pdp/; revision=940
Diffstat (limited to 'system/X11')
-rw-r--r--system/X11/Makefile11
-rw-r--r--system/X11/pdp_xwindow.c529
2 files changed, 540 insertions, 0 deletions
diff --git a/system/X11/Makefile b/system/X11/Makefile
new file mode 100644
index 0000000..0001c49
--- /dev/null
+++ b/system/X11/Makefile
@@ -0,0 +1,11 @@
+
+OBJECTS = pdp_xwindow.o
+
+
+include ../../Makefile.config
+
+all: $(OBJECTS)
+
+clean:
+ rm -f *~
+ rm -f *.o
diff --git a/system/X11/pdp_xwindow.c b/system/X11/pdp_xwindow.c
new file mode 100644
index 0000000..563ee21
--- /dev/null
+++ b/system/X11/pdp_xwindow.c
@@ -0,0 +1,529 @@
+/*
+ * Pure Data Packet system module. - x window glue code (fairly tied to pd and pdp)
+ * Copyright (c) by Tom Schouten <pdp@zzz.kotnet.org>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ *
+ */
+
+
+// this code is fairly tied to pd and pdp. serves mainly as reusable glue code
+// for pdp_xv, pdp_glx, pdp_3d_windowcontext, ...
+
+
+#include "pdp.h"
+#include "pdp_xwindow.h"
+
+#define D if(0)
+
+
+static void pdp_xwindow_overrideredirect(t_pdp_xwindow *xwin, int b)
+{
+ XSetWindowAttributes new_attr;
+ new_attr.override_redirect = b ? True : False;
+ XChangeWindowAttributes(xwin->dpy, xwin->win, CWOverrideRedirect, &new_attr);
+ //XFlush(xwin->dpy);
+
+}
+
+
+void pdp_xwindow_moveresize(t_pdp_xwindow *xwin, int xoffset, int yoffset, int width, int height)
+{
+
+ D post("_pdp_xwindow_moveresize");
+ if ((width > 0) && (height > 0)){
+ xwin->winwidth = width;
+ xwin->winheight = height;
+ xwin->winxoffset = xoffset;
+ xwin->winyoffset = yoffset;
+
+ if (xwin->initialized){
+ XMoveResizeWindow(xwin->dpy, xwin->win, xoffset, yoffset, width, height);
+ XFlush(xwin->dpy);
+ }
+ }
+}
+
+
+void pdp_xwindow_fullscreen(t_pdp_xwindow *xwin)
+{
+ XWindowAttributes rootwin_attr;
+
+ D post("pdp_xwindow_fullscreen");
+
+ /* hmm.. fullscreen and xlib the big puzzle..
+ if it looks like a hack it is a hack. */
+
+ if (xwin->initialized){
+
+ XGetWindowAttributes(xwin->dpy, RootWindow(xwin->dpy, xwin->screen), &rootwin_attr );
+
+ //pdp_xwindow_overrideredirect(xwin, 0);
+ pdp_xwindow_moveresize(xwin, 0, 0, rootwin_attr.width, rootwin_attr.height);
+ //pdp_xwindow_overrideredirect(xwin, 1);
+ //XRaiseWindow(xwin->dpy, xwin->win);
+ //pdp_xwindow_moveresize(xwin, 0, 0, rootwin_attr.width, rootwin_attr.height);
+ //pdp_xwindow_overrideredirect(xwin, 0);
+
+
+
+
+ }
+}
+
+
+void pdp_xwindow_tile(t_pdp_xwindow *xwin, int x_tiles, int y_tiles, int i, int j)
+{
+ XWindowAttributes rootwin_attr;
+ XSetWindowAttributes new_attr;
+
+ D post("pdp_xwindow_fullscreen");
+
+ if (xwin->initialized){
+ int tile_w;
+ int tile_h;
+ XGetWindowAttributes(xwin->dpy, RootWindow(xwin->dpy, xwin->screen), &rootwin_attr );
+
+ tile_w = rootwin_attr.width / x_tiles;
+ tile_h = rootwin_attr.height / y_tiles;
+
+ xwin->winwidth = (x_tiles-1) ? rootwin_attr.width - (x_tiles-1)*tile_w : tile_w;
+ xwin->winheight = (y_tiles-1) ? rootwin_attr.height - (y_tiles-1)*tile_h : tile_h;
+ xwin->winxoffset = i * tile_w;
+ xwin->winyoffset = j * tile_h;
+
+ //new_attr.override_redirect = True;
+ //XChangeWindowAttributes(xwin->dpy, xwin->win, CWOverrideRedirect, &new_attr );
+ XMoveResizeWindow(xwin->dpy, xwin->win, xwin->winxoffset, xwin->winyoffset, xwin->winwidth, xwin->winheight);
+
+ }
+}
+
+/* resize window */
+void pdp_xwindow_resize(t_pdp_xwindow *xwin, int width, int height)
+{
+ D post("pdp_xwindow_resize");
+ if ((width > 0) && (height > 0)){
+ xwin->winwidth = width;
+ xwin->winheight = height;
+ if (xwin->initialized){
+ XResizeWindow(xwin->dpy, xwin->win, width, height);
+ XFlush(xwin->dpy);
+ }
+ }
+ //_pdp_xwindow_moveresize(xwin, xwin->winxoffset, xwin->winyoffset, width, height);
+}
+
+/* move window */
+void pdp_xwindow_move(t_pdp_xwindow *xwin, int xoffset, int yoffset)
+{
+ D post("pdp_xwindow_move");
+ pdp_xwindow_moveresize(xwin, xoffset, yoffset, xwin->winwidth, xwin->winheight);
+}
+
+/* send events to a pd outlet (don't call this outside the pd thread) */
+void pdp_xwindow_send_events(t_pdp_xwindow *xwin, t_outlet *outlet)
+{
+
+ unsigned int i;
+ XEvent e;
+ XConfigureEvent *ce = (XConfigureEvent *)&e;
+ XButtonEvent *be = (XButtonEvent *)&e;
+ XMotionEvent *me = (XMotionEvent *)&e;
+ t_symbol *s;
+ t_atom atom[2];
+ char nextdrag[]="drag0";
+ char but='0';
+ float inv_x = 1.0f / (float)(xwin->winwidth);
+ float inv_y = 1.0f / (float)(xwin->winheight);
+ int nbEvents = XEventsQueued(xwin->dpy, QueuedAlready);
+
+
+
+#if 0
+ while (nbEvents && XPending(xwin->dpy)){
+ XNextEvent(xwin->dpy, &e);
+ nbEvents--;
+ if (e.xany.window != xwin->win) {
+ XPutBackEvent(xwin->dpy, &e);
+ continue;
+ }
+#else
+
+ while (XPending(xwin->dpy)){
+ XNextEvent(xwin->dpy, &e);
+ //if (e.xany.window != xwin->win) continue;
+#endif
+
+ switch(e.type){
+ case ConfigureNotify:
+ xwin->winwidth = ce->width;
+ xwin->winheight = ce->height;
+ inv_x = 1.0f / (float)(xwin->winwidth);
+ inv_y = 1.0f / (float)(xwin->winheight);
+ break;
+
+ case ClientMessage:
+ if ((Atom)e.xclient.data.l[0] == xwin->WM_DELETE_WINDOW) {
+ //post("pdp_xv: button disabled, please send a \"close\" message to close the window");
+ //pdp_xv_kaboom(x);
+ //destroy = 1;
+ }
+ break;
+
+ case ButtonPress:
+ //post("pdp_xv: press %f %f", inv_x * (float)be->x, inv_y * (float)be->y);
+ SETFLOAT(atom+0,inv_x * (float)be->x);
+ SETFLOAT(atom+1,inv_y * (float)be->y);
+ outlet_anything(outlet, gensym("press"), 2, atom);
+ switch(be->button){
+ case Button1: outlet_anything(outlet, gensym("press1"), 2, atom); but='1'; break;
+ case Button2: outlet_anything(outlet, gensym("press2"), 2, atom); but='2'; break;
+ case Button3: outlet_anything(outlet, gensym("press3"), 2, atom); but='3'; break;
+ case Button4: outlet_anything(outlet, gensym("press4"), 2, atom); but='4'; break;
+ case Button5: outlet_anything(outlet, gensym("press5"), 2, atom); but='5'; break;
+ default: break;
+ }
+ nextdrag[4]=but;
+ xwin->dragbutton = gensym(nextdrag);
+ break;
+
+ case ButtonRelease:
+ //post("pdp_xv: release %f %f", inv_x * (float)be->x, inv_y * (float)be->y);
+ SETFLOAT(atom+0,inv_x * (float)be->x);
+ SETFLOAT(atom+1,inv_y * (float)be->y);
+ outlet_anything(outlet, gensym("release"), 2, atom);
+ switch(be->button){
+ case Button1: outlet_anything(outlet, gensym("release1"), 2, atom); break;
+ case Button2: outlet_anything(outlet, gensym("release2"), 2, atom); break;
+ case Button3: outlet_anything(outlet, gensym("release3"), 2, atom); break;
+ case Button4: outlet_anything(outlet, gensym("release4"), 2, atom); break;
+ case Button5: outlet_anything(outlet, gensym("release5"), 2, atom); break;
+ default: break;
+ }
+
+ break;
+ case MotionNotify:
+ //post("pdp_xv: drag %f %f", inv_x * (float)be->x, inv_y * (float)be->y);
+ SETFLOAT(atom+0,inv_x * (float)be->x);
+ SETFLOAT(atom+1,inv_y * (float)be->y);
+ outlet_anything(outlet, gensym("drag"), 2, atom);
+ outlet_anything(outlet, xwin->dragbutton, 2, atom);
+ break;
+
+ default:
+ //post("pdp_xv: unknown event");
+ break;
+ }
+
+ }
+
+}
+
+
+
+void pdp_xwindow_cursor(t_pdp_xwindow *xwin, t_floatarg f)
+{
+ if (!xwin->initialized) return;
+
+ if (f == 0) {
+ static char data[] = {0};
+
+ Cursor cursor;
+ Pixmap blank;
+ XColor dummy;
+
+ blank = XCreateBitmapFromData(xwin->dpy, xwin->win, data, 1, 1);
+ cursor = XCreatePixmapCursor(xwin->dpy, blank, blank, &dummy,
+ &dummy, 0, 0);
+ XFreePixmap(xwin->dpy, blank);
+ XDefineCursor(xwin->dpy, xwin->win,cursor);
+ }
+ else
+ XUndefineCursor(xwin->dpy, xwin->win);
+
+ xwin->cursor = f;
+}
+
+/* create xwindow */
+int pdp_xwindow_create_on_display(t_pdp_xwindow *xwin, Display *dpy)
+{
+ XEvent e;
+ unsigned int i;
+
+ /* check if already opened */
+ if( xwin->initialized ){
+ post("pdp_xwindow_create_on_display: window already created");
+ goto exit;
+ }
+
+ xwin->dpy = dpy;
+
+ /* create a window */
+ xwin->screen = DefaultScreen(xwin->dpy);
+
+
+ xwin->win = XCreateSimpleWindow(
+ xwin->dpy,
+ RootWindow(xwin->dpy, xwin->screen), xwin->winxoffset, xwin->winyoffset, xwin->winwidth, xwin->winheight, 0,
+ BlackPixel(xwin->dpy, xwin->screen),
+ BlackPixel(xwin->dpy, xwin->screen));
+
+
+ /* enable handling of close window event */
+ xwin->WM_DELETE_WINDOW = XInternAtom(xwin->dpy, "WM_DELETE_WINDOW", True);
+ (void)XSetWMProtocols(xwin->dpy, xwin->win, &xwin->WM_DELETE_WINDOW, 1);
+
+ if(!(xwin->win)){
+ /* clean up mess */
+ post("pdp_xwindow_create_on_display: could not create window. closing.\n");
+ //XCloseDisplay(xwin->dpy); NOT OWNER
+ xwin->dpy = 0;
+ xwin->initialized = false;
+ goto exit;
+ }
+
+ /* select input events */
+ XSelectInput(xwin->dpy, xwin->win, StructureNotifyMask | ButtonPressMask | ButtonReleaseMask | MotionNotify | ButtonMotionMask);
+ //XSelectInput(xwin->dpy, xwin->win, StructureNotifyMask);
+
+
+ /* set window title */
+ XStoreName(xwin->dpy, xwin->win, "pdp");
+
+
+ /* map */
+ XMapWindow(xwin->dpy, xwin->win);
+
+ /* create graphics context */
+ xwin->gc = XCreateGC(xwin->dpy, xwin->win, 0, 0);
+
+ /* catch mapnotify */
+ for(;;){
+ XNextEvent(xwin->dpy, &e);
+ if (e.type == MapNotify) break;
+ }
+
+
+ /* we're done initializing */
+ xwin->initialized = true;
+
+ /* disable/enable cursor */
+ pdp_xwindow_cursor(xwin, xwin->cursor);
+
+ exit:
+ return xwin->initialized;
+
+}
+
+void pdp_xwindow_init(t_pdp_xwindow *xwin)
+{
+ xwin->dpy = 0;
+ xwin->screen = -1;
+
+ xwin->winwidth = 320;
+ xwin->winheight = 240;
+ xwin->winxoffset = 0;
+ xwin->winyoffset = 0;
+
+ xwin->initialized = 0;
+
+ xwin->cursor = 0;
+ xwin->dragbutton = gensym("drag1");
+
+}
+
+
+void pdp_xwindow_close(t_pdp_xwindow *xwin)
+{
+
+ XEvent e;
+
+ if (xwin->initialized){
+ XFreeGC(xwin->dpy, xwin->gc);
+ XDestroyWindow(xwin->dpy, xwin->win);
+ while(XPending(xwin->dpy)) XNextEvent(xwin->dpy, &e);
+ xwin->dpy = 0;
+ xwin->initialized = false;
+ }
+
+}
+
+void pdp_xwindow_free(t_pdp_xwindow *x)
+{
+ // close win
+ pdp_xwindow_close(x);
+
+ // no more dynamic data to free
+}
+
+
+
+// some more x specific stuff: XVideo
+
+static void pdp_xvideo_create_xvimage(t_pdp_xvideo *xvid, int width, int height)
+{
+ int i;
+ long size;
+
+ //post("pdp_xvideo_create_xvimage");
+
+ xvid->width = width;
+ xvid->height = height;
+ size = (xvid->width * xvid->height + (((xvid->width>>1)*(xvid->height>>1))<<1));
+ //post("create xvimage %d %d", xvid->width, xvid->height);
+ xvid->data = (unsigned char *)pdp_alloc(size);
+ for (i=0; i<size; i++) xvid->data[i] = i;
+ xvid->xvi = XvCreateImage(xvid->dpy, xvid->xv_port, xvid->xv_format, (char *)xvid->data, xvid->width, xvid->height);
+ xvid->last_encoding = -1;
+ if ((!xvid->xvi) || (!xvid->data)) post ("ERROR CREATING XVIMAGE");
+ //post("created xvimag data:%x xvi:%x",xvid->data,xvid->xvi);
+
+}
+
+static void pdp_xvideo_destroy_xvimage(t_pdp_xvideo *xvid)
+{
+ if(xvid->data) pdp_dealloc(xvid->data);
+ if (xvid->xvi) XFree(xvid->xvi);
+ xvid->xvi = 0;
+ xvid->data = 0;
+}
+
+void pdp_xvideo_display_packet(t_pdp_xvideo *xvid, t_pdp_xwindow *xwin, int packet)
+{
+ t_pdp *header = pdp_packet_header(packet);
+ void *data = pdp_packet_data(packet);
+ t_bitmap * bm = pdp_packet_bitmap_info(packet);
+ unsigned int width, height, encoding, size, nbpixels;
+
+ /* some checks: only display when initialized and when pacet is bitmap YV12 */
+ if (!xvid->initialized) return;
+ if (!header) return;
+ if (!bm) return;
+
+ width = bm->width;
+ height = bm->height;
+ encoding = bm->encoding;
+ size = (width * height + (((width>>1)*(height>>1))<<1));
+ nbpixels = width * height;
+
+ if (PDP_BITMAP != header->type) return;
+ if (PDP_BITMAP_YV12 != encoding) return;
+
+ /* check if xvimage needs to be recreated */
+ if ((width != xvid->width) || (height != xvid->height)){
+ //post("pdp_xv: replace image");
+ pdp_xvideo_destroy_xvimage(xvid);
+ pdp_xvideo_create_xvimage(xvid, width, height);
+ }
+
+ /* copy the data to the XvImage buffer */
+ memcpy(xvid->data, data, size);
+
+ /* display */
+ XvPutImage(xvid->dpy,xvid->xv_port, xwin->win,xwin->gc,xvid->xvi,
+ 0,0,xvid->width,xvid->height, 0,0,xwin->winwidth,xwin->winheight);
+ XFlush(xvid->dpy);
+
+
+
+}
+
+
+
+void pdp_xvideo_close(t_pdp_xvideo* xvid)
+{
+ if (xvid->initialized){
+ if (xvid->xvi) pdp_xvideo_destroy_xvimage(xvid);
+ XvUngrabPort(xvid->dpy, xvid->xv_port, CurrentTime);
+ xvid->xv_port = 0;
+ xvid->dpy = 0;
+ xvid->screen = -1;
+ xvid->last_encoding = -1;
+ xvid->initialized = false;
+ }
+}
+
+void pdp_xvideo_free(t_pdp_xvideo* xvid)
+{
+ // close xvideo port (and delete XvImage)
+ pdp_xvideo_close(xvid);
+
+ // no more dynamic data to free
+
+}
+
+void pdp_xvideo_init(t_pdp_xvideo *xvid)
+{
+
+ xvid->dpy = 0;
+ xvid->screen = -1;
+
+ xvid->xv_format = FOURCC_YV12;
+ xvid->xv_port = 0;
+
+ xvid->width = 320;
+ xvid->height = 240;
+
+ xvid->data = 0;
+ xvid->xvi = 0;
+
+ xvid->initialized = 0;
+ xvid->last_encoding = -1;
+
+}
+
+int pdp_xvideo_open_on_display(t_pdp_xvideo *xvid, Display *dpy)
+{
+ unsigned int ver, rel, req, ev, err, i, j;
+ unsigned int adaptors;
+ int formats;
+ XvAdaptorInfo *ai;
+
+ if (xvid->initialized) return 1;
+ if (!dpy) return 0;
+ xvid->dpy = dpy;
+
+ if (Success != XvQueryExtension(xvid->dpy,&ver,&rel,&req,&ev,&err)) return 0;
+
+ /* find + lock port */
+ if (Success != XvQueryAdaptors(xvid->dpy,DefaultRootWindow(xvid->dpy),&adaptors,&ai))
+ return 0;
+ for (i = 0; i < adaptors; i++) {
+ if ((ai[i].type & XvInputMask) && (ai[i].type & XvImageMask)) {
+ for (j=0; j < ai[i].num_ports; j++){
+ if (Success != XvGrabPort(xvid->dpy,ai[i].base_id+j,CurrentTime)) {
+ //fprintf(stderr,"INFO: Xvideo port %ld on adapter %d: is busy, skipping\n",ai[i].base_id+j, i);
+ }
+ else {
+ xvid->xv_port = ai[i].base_id + j;
+ goto breakout;
+ }
+ }
+ }
+ }
+
+
+ breakout:
+
+ XFree(ai);
+ if (0 == xvid->xv_port) return 0;
+ post("pdp_xvideo: grabbed port %d on adaptor %d", xvid->xv_port, i);
+ xvid->initialized = 1;
+ pdp_xvideo_create_xvimage(xvid, xvid->width, xvid->height);
+ return 1;
+}
+
+