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gpu: gc atlas, too

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After 60s, we gc the atlas, too. This ensures that after that time, we
free all cache resources, so if an application gets moved to the
background, it will no longer use GPU resources. (Well, at least the
cache won't.)
This commit is contained in:
Benjamin Otte 2024-07-03 04:00:17 +02:00
parent 0d6981bd54
commit bf7f302ff5
1 changed files with 18 additions and 2 deletions
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20
gsk/gpu/gskgpucache.c
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@ -21,6 +21,8 @@
#define MAX_DEAD_PIXELS (ATLAS_SIZE * ATLAS_SIZE / 2)
#define ATLAS_TIMEOUT_SCALE 4
G_STATIC_ASSERT (MAX_ATLAS_ITEM_SIZE < ATLAS_SIZE);
G_STATIC_ASSERT (MAX_DEAD_PIXELS < ATLAS_SIZE * ATLAS_SIZE);
@ -209,6 +211,12 @@ gsk_gpu_cached_atlas_should_collect (GskGpuCache *cache,
gint64 cache_timeout,
gint64 timestamp)
{
GskGpuCachedAtlas *self = (GskGpuCachedAtlas *) cached;
if (cache->current_atlas == self &&
gsk_gpu_cached_is_old (cache, cached, cache_timeout * ATLAS_TIMEOUT_SCALE, timestamp))
return TRUE;
return cached->pixels > MAX_DEAD_PIXELS;
}
@ -684,6 +692,7 @@ gsk_gpu_cache_get_atlas_image (GskGpuCache *self)
static GskGpuImage *
gsk_gpu_cache_add_atlas_image (GskGpuCache *self,
gint64 timestamp,
gsize width,
gsize height,
gsize *out_x,
@ -695,12 +704,18 @@ gsk_gpu_cache_add_atlas_image (GskGpuCache *self,
gsk_gpu_cache_ensure_atlas (self, FALSE);
if (gsk_gpu_cached_atlas_allocate (self->current_atlas, width, height, out_x, out_y))
return self->current_atlas->image;
{
gsk_gpu_cached_use (self, (GskGpuCached *) self->current_atlas, timestamp);
return self->current_atlas->image;
}
gsk_gpu_cache_ensure_atlas (self, TRUE);
if (gsk_gpu_cached_atlas_allocate (self->current_atlas, width, height, out_x, out_y))
return self->current_atlas->image;
{
gsk_gpu_cached_use (self, (GskGpuCached *) self->current_atlas, timestamp);
return self->current_atlas->image;
}
return NULL;
}
@ -793,6 +808,7 @@ gsk_gpu_cache_lookup_glyph_image (GskGpuCache *self,
padding = 1;
image = gsk_gpu_cache_add_atlas_image (self,
gsk_gpu_frame_get_timestamp (frame),
rect.size.width + 2 * padding, rect.size.height + 2 * padding,
&atlas_x, &atlas_y);
if (image)