static void
colorFilterFiniScreen (CompPlugin * p, CompScreen * s)
{
FILTER_SCREEN (s);
freeWindowPrivateIndex (s, cfs->windowPrivateIndex);
UNWRAP (cfs, s, drawWindowTexture);
unloadFilters (s);
free (cfs);
}
/*
* Load filters from a list of files for current screen
*/
static int
loadFilters (CompScreen *s,
CompTexture *texture)
{
int i, target, loaded, function, count;
char *name;
CompWindow *w;
FILTER_SCREEN (s);
cfs->filtersLoaded = TRUE;
/* Fetch filters filenames */
const BananaValue *
option_filters = bananaGetOption (bananaIndex,
"filters",
s->screenNum);
count = option_filters->list.nItem;
/* The texture target that will be used for some ops */
if (texture->target == GL_TEXTURE_2D)
target = COMP_FETCH_TARGET_2D;
else
target = COMP_FETCH_TARGET_RECT;
/* Free previously loaded filters and malloc */
unloadFilters (s);
cfs->filtersFunctions = malloc (sizeof (int) * count);
if (!cfs->filtersFunctions)
return 0;
cfs->filtersCount = count;
/* Load each filter one by one */
loaded = 0;
for (i = 0; i < count; i++)
{
name = base_name (option_filters->list.item[i].s);
if (!name || !strlen (name))
{
if (name)
free (name);
cfs->filtersFunctions[i] = 0;
continue;
}
compLogMessage ("colorfilter", CompLogLevelInfo,
"Loading filter %s (item %s).", name,
option_filters->list.item[i].s);
function = loadFragmentProgram (option_filters->list.item[i].s, name, s, target);
free (name);
cfs->filtersFunctions[i] = function;
if (function)
loaded++;
}
/* Warn if there was at least one loading failure */
if (loaded < count)
compLogMessage ("colorfilter", CompLogLevelWarn,
"Tried to load %d filter(s), %d succeeded.",
count, loaded);
if (!loaded)
cfs->filtersCount = 0;
/* Damage currently filtered windows */
for (w = s->windows; w; w = w->next)
{
FILTER_WINDOW (w);
if (cfw->isFiltered)
addWindowDamage (w);
}
return loaded;
}
