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mutter/tests/interactive/test-pixmap.c
Neil Roberts d42c3069d1 test-pixmap: Use the 'm' key to toggle texture quality 
When the 'm' key is pressed it will now recursively look for all
ClutterTexture subclasses on the stage and toggle the texture quality
between high and low. This is useful to test the mipmap fallback.
2010-06-22 12:22:48 +01:00

396 lines
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#include <config.h>
#include <stdlib.h>
#include <string.h>
#include <gmodule.h>
#if HAVE_CLUTTER_GLX
#include <clutter/clutter.h>
#include <clutter/x11/clutter-x11.h>
#include <clutter/x11/clutter-x11-texture-pixmap.h>
#include <clutter/glx/clutter-glx.h>
#include <clutter/glx/clutter-glx-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_glx = 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-glx",
0, 0,
G_OPTION_ARG_NONE,
&disable_glx,
"Disable redirection through GLX 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_q:
case CLUTTER_Q:
clutter_main_quit ();
break;
case CLUTTER_m:
toggle_texture_quality (actor);
break;
}
return FALSE;
}
static gboolean
stage_button_press_cb (ClutterActor *actor,
ClutterEvent *event,
gpointer data)
{
Pixmap pxm = (Pixmap)data;
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,
pxm,
GCLineWidth | GCForeground,
&gc_values);
}
XDrawArc (dpy, pxm, gc, x, y, 100, 100, 0, 360 * 64);
x -= 5;
y -= 5;
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);
}
#ifdef HAVE_CLUTTER_GLX
/* a window with glx */
if (!disable_glx)
{
group = clutter_group_new ();
clutter_container_add_actor (CLUTTER_CONTAINER (stage), group);
label = clutter_text_new_with_text ("fixed",
"ClutterGLXTexture (Window)");
clutter_container_add_actor (CLUTTER_CONTAINER (group), label);
tex = clutter_glx_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,
clutter_actor_get_width (stage)
- clutter_actor_get_width (tex),
0);
if (!disable_animation)
clutter_behaviour_apply (depth_behavior, group);
if (!clutter_glx_texture_pixmap_using_extension (
CLUTTER_GLX_TEXTURE_PIXMAP (tex)))
g_print ("NOTE: Using fallback path, not GLX TFP!\n");
}
#endif /* HAVE_CLUTTER_GLX */
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);
clutter_main ();
# endif /* USE_GDKPIXBUF */
return EXIT_SUCCESS;
}
#else /* HAVE_CLUTTER_GLX */
int test_pixmap_main (int argc, char **argv) { return EXIT_SUCCESS; };
#endif /* HAVE_CLUTTER_GLX */
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