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mutter/tests/interactive/test-pixmap.c
Emmanuele Bassi 770bcd5b40 test-pixmap: Remove the GLX code 
The ClutterGLXTexturePixmap actor is just a wrapper around
ClutterX11TexturePixmap, since the relevant texture-from-pixmap code has
been moved down to Cogl.
2011-01-20 12:59:56 +00:00

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#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <stdlib.h>
#include <string.h>
#include <gmodule.h>
#undef CLUTTER_DISABLE_DEPRECATED
#include <clutter/clutter.h>
#ifdef CLUTTER_WINDOWING_X11
# include <clutter/x11/clutter-x11.h>
# include <clutter/x11/clutter-x11-texture-pixmap.h>
# include <X11/Xlib.h>
# include <X11/extensions/Xcomposite.h>
#define IMAGE TESTS_DATADIR G_DIR_SEPARATOR_S "redhand.png"
# ifdef USE_GDKPIXBUF
# include <gdk-pixbuf/gdk-pixbuf.h>
static gboolean disable_x11 = FALSE;
static gboolean disable_animation = FALSE;
static GOptionEntry g_options[] =
{
{ "disable-x11",
0, 0,
G_OPTION_ARG_NONE,
&disable_x11,
"Disable redirection through X11 pixmap",
NULL },
{ "disable-animation",
0, 0,
G_OPTION_ARG_NONE,
&disable_animation,
"Disable the animations",
NULL },
{ NULL }
};
static void
toggle_texture_quality (ClutterActor *actor)
{
if (CLUTTER_IS_CONTAINER (actor))
clutter_container_foreach (CLUTTER_CONTAINER (actor),
(ClutterCallback) toggle_texture_quality,
NULL);
if (CLUTTER_IS_TEXTURE (actor))
{
ClutterTextureQuality quality;
quality = clutter_texture_get_filter_quality (CLUTTER_TEXTURE (actor));
if (quality == CLUTTER_TEXTURE_QUALITY_HIGH)
quality = CLUTTER_TEXTURE_QUALITY_MEDIUM;
else
quality = CLUTTER_TEXTURE_QUALITY_HIGH;
g_print ("switching to quality %s for %p\n",
quality == CLUTTER_TEXTURE_QUALITY_HIGH
? "high" : "medium",
actor);
clutter_texture_set_filter_quality (CLUTTER_TEXTURE (actor), quality);
}
}
static gboolean
stage_key_release_cb (ClutterActor *actor,
ClutterEvent *event,
gpointer data)
{
switch (clutter_event_get_key_symbol (event))
{
case CLUTTER_KEY_q:
case CLUTTER_KEY_Q:
clutter_main_quit ();
break;
case CLUTTER_KEY_m:
toggle_texture_quality (actor);
break;
}
return FALSE;
}
static gboolean
draw_arc (Pixmap pixmap)
{
Display *dpy = clutter_x11_get_default_display ();
static GC gc = None;
static int x = 100, y = 100;
if (gc == None)
{
XGCValues gc_values = { 0 };
gc_values.line_width = 12;
/* This is an attempt to get a black pixel will full
opacity. Seemingly the BlackPixel macro and the default GC
value are a fully transparent color */
gc_values.foreground = 0xff000000;
gc = XCreateGC (dpy,
pixmap,
GCLineWidth | GCForeground,
&gc_values);
}
XDrawArc (dpy, pixmap, gc, x, y, 100, 100, 0, 360 * 64);
x -= 5;
y -= 5;
return TRUE;
}
static gboolean
stage_button_press_cb (ClutterActor *actor,
ClutterEvent *event,
gpointer data)
{
draw_arc ((Pixmap)data);
return FALSE;
}
Pixmap
create_pixmap (guint *width, guint *height, guint *depth)
{
Display *dpy = clutter_x11_get_default_display ();
Pixmap pixmap;
GdkPixbuf *pixbuf;
GError *error = NULL;
XImage *image;
char *data, *d;
guchar *p, *line, *endofline, *end;
guint w, h, rowstride;
GC gc;
XGCValues gc_values = {0};
pixbuf = gdk_pixbuf_new_from_file (IMAGE, &error);
if (error)
g_error ("%s", error->message);
/* We assume that the image had an alpha channel */
g_assert (gdk_pixbuf_get_has_alpha (pixbuf));
w = gdk_pixbuf_get_width (pixbuf);
h = gdk_pixbuf_get_height (pixbuf);
rowstride = gdk_pixbuf_get_rowstride (pixbuf);
data = g_malloc (w * h * 4);
image = XCreateImage (dpy,
NULL,
32,
ZPixmap,
0,
data,
w, h,
8,
w * 4);
p = gdk_pixbuf_get_pixels (pixbuf);
d = data;
end = p + rowstride*h;
/* Convert from RGBA as contained in the pixmap to ARGB as used in X */
for (line = p; line < end ; line += rowstride)
{
p = line;
endofline = p + 4 * w;
for (p = line; p < endofline; p += 4, d+=4)
{
# define r ((guint32)(*(p)))
# define g ((guint32)(*(p+1)))
# define b ((guint32)(*(p+2)))
# define a ((guint32)(*(p+3)))
guint32 pixel =
((a << 24) & 0xFF000000 ) |
((r << 16) & 0x00FF0000 ) |
((g << 8) & 0x0000FF00) |
((b) & 0x000000FF );
*((guint32 *)d) = pixel;
}
# undef r
# undef g
# undef b
# undef a
}
g_object_unref (pixbuf);
pixmap = XCreatePixmap (dpy,
DefaultRootWindow (dpy),
w, h,
32);
gc = XCreateGC (dpy,
pixmap,
0,
&gc_values);
XPutImage (dpy,
pixmap,
gc,
image,
0, 0,
0, 0,
w, h);
XFreeGC (dpy, gc);
XDestroyImage (image);
if (width) *width = w;
if (height) *height = h;
if (depth) *depth = 32;
return pixmap;
}
# endif /* USE_GDKPIXBUF */
/* each time the timeline animating the label completes, swap the direction */
static void
timeline_completed (ClutterTimeline *timeline,
gpointer user_data)
{
clutter_timeline_set_direction (timeline,
!clutter_timeline_get_direction (timeline));
clutter_timeline_start (timeline);
}
G_MODULE_EXPORT int
test_pixmap_main (int argc, char **argv)
{
#ifdef USE_GDKPIXBUF
GOptionContext *context;
Display *xdpy;
int screen;
Window rootwin;
ClutterActor *group = NULL, *label, *stage, *tex;
Pixmap pixmap;
const ClutterColor gry = { 0x99, 0x99, 0x99, 0xFF };
Window win_remote;
guint w, h, d;
GC gc;
ClutterTimeline *timeline;
ClutterAlpha *alpha;
ClutterBehaviour *depth_behavior;
int i;
int row_height;
clutter_init (&argc, &argv);
xdpy = clutter_x11_get_default_display ();
XSynchronize (xdpy, True);
context = g_option_context_new (" - test-pixmap options");
g_option_context_add_main_entries (context, g_options, NULL);
g_option_context_parse (context, &argc, &argv, NULL);
pixmap = create_pixmap (&w, &h, &d);
screen = DefaultScreen(xdpy);
rootwin = RootWindow(xdpy, screen);
win_remote = XCreateSimpleWindow (xdpy, DefaultRootWindow(xdpy),
0, 0, 200, 200,
0,
WhitePixel(xdpy, screen),
WhitePixel(xdpy, screen));
XMapWindow (xdpy, win_remote);
stage = clutter_stage_get_default ();
clutter_actor_set_position (stage, 0, 150);
clutter_stage_set_color (CLUTTER_STAGE (stage), &gry);
timeline = clutter_timeline_new (5000);
g_signal_connect (timeline,
"completed", G_CALLBACK (timeline_completed),
NULL);
alpha = clutter_alpha_new_full (timeline, CLUTTER_LINEAR);
depth_behavior = clutter_behaviour_depth_new (alpha, -2500, 400);
if (!disable_x11)
{
group = clutter_group_new ();
clutter_container_add_actor (CLUTTER_CONTAINER (stage), group);
label = clutter_text_new_with_text ("fixed",
"ClutterX11Texture (Window)");
clutter_container_add_actor (CLUTTER_CONTAINER (group), label);
tex = clutter_x11_texture_pixmap_new_with_window (win_remote);
clutter_container_add_actor (CLUTTER_CONTAINER (group), tex);
clutter_actor_set_position (tex, 0, 20);
clutter_x11_texture_pixmap_set_automatic (CLUTTER_X11_TEXTURE_PIXMAP (tex),
TRUE);
clutter_texture_set_filter_quality (CLUTTER_TEXTURE (tex),
CLUTTER_TEXTURE_QUALITY_HIGH);
clutter_actor_set_position (group, 0, 0);
if (!disable_animation)
clutter_behaviour_apply (depth_behavior, group);
}
if (group)
row_height = clutter_actor_get_height (group);
else
row_height = 0;
/* NB: We only draw on the window after being redirected, so we dont
* have to worry about handling expose events... */
gc = XCreateGC (xdpy, win_remote, 0, NULL);
XSetForeground (xdpy, gc, BlackPixel (xdpy, screen));
XSetLineAttributes(xdpy, gc, 5, LineSolid, CapButt, JoinMiter);
for (i = 0; i < 10; i++)
XDrawLine (xdpy, win_remote, gc, 0+i*20, 0, 10+i*20+i, 200);
group = clutter_group_new ();
clutter_container_add_actor (CLUTTER_CONTAINER (stage), group);
label = clutter_text_new_with_text ("fixed", "ClutterX11Texture (Pixmap)");
clutter_container_add_actor (CLUTTER_CONTAINER (group), label);
tex = clutter_x11_texture_pixmap_new_with_pixmap (pixmap);
clutter_x11_texture_pixmap_set_automatic (CLUTTER_X11_TEXTURE_PIXMAP (tex),
TRUE);
clutter_container_add_actor (CLUTTER_CONTAINER (group), tex);
clutter_actor_set_position (tex, 0, 20);
clutter_texture_set_filter_quality (CLUTTER_TEXTURE (tex),
CLUTTER_TEXTURE_QUALITY_HIGH);
/* oddly, the actor's size is 0 until it is realized, even though
pixmap-height is set */
clutter_actor_set_position (group, 0, row_height);
if (!disable_animation)
clutter_behaviour_apply (depth_behavior, group);
g_signal_connect (stage, "key-release-event",
G_CALLBACK (stage_key_release_cb), (gpointer)pixmap);
g_signal_connect (stage, "button-press-event",
G_CALLBACK (stage_button_press_cb), (gpointer)pixmap);
clutter_actor_show (stage);
if (!disable_animation)
clutter_timeline_start (timeline);
g_timeout_add_seconds (1, (GSourceFunc)draw_arc, GUINT_TO_POINTER (pixmap));
clutter_main ();
# endif /* USE_GDKPIXBUF */
return EXIT_SUCCESS;
}
#else
int
test_pixmap_main (int argc, char **argv)
{
return EXIT_SUCCESS;
};
#endif /* CLUTTER_WINDOWING_X11 */
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