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Avoid a cache move when deleting frames

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Kovid Goyal 2021-01-28 13:18:00 +05:30
parent c0e336a971
commit 1d20472759
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GPG Key ID: 06BC317B515ACE7C
3 changed files with 35 additions and 35 deletions
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40
kitty/graphics.c
View File

@ -28,8 +28,7 @@ PyTypeObject GraphicsManager_Type;
static inline size_t
cache_key(const ImageAndFrame x, char *key) {
if (x.frame_id) return snprintf(key, CACHE_KEY_BUFFER_SIZE, "%llx:%x", x.image_id, x.frame_id);
return snprintf(key, CACHE_KEY_BUFFER_SIZE, "%llx:", x.image_id);
return snprintf(key, CACHE_KEY_BUFFER_SIZE, "%llx:%x", x.image_id, x.frame_id);
}
#define CK(x) key, cache_key(x, key)
@ -96,7 +95,7 @@ free_load_data(LoadData *ld) {
static inline void
free_image(GraphicsManager *self, Image *img) {
if (img->texture_id) free_texture(&img->texture_id);
ImageAndFrame key = { .image_id=img->internal_id };
ImageAndFrame key = { .image_id=img->internal_id, .frame_id = img->root_frame.id };
if (!remove_from_cache(self, key) && PyErr_Occurred()) PyErr_Print();
for (unsigned i = 0; i < img->extra_framecnt; i++) {
key.frame_id = img->extra_frames[i].id;
@ -580,7 +579,8 @@ handle_add_command(GraphicsManager *self, const GraphicsCommand *g, const uint8_
if (send_to_gpu) {
send_image_to_gpu(&img->texture_id, img->load_data.data, img->width, img->height, img->is_opaque, img->is_4byte_aligned, false, REPEAT_CLAMP);
}
if (!add_to_cache(self, (const ImageAndFrame){.image_id = img->internal_id}, img->load_data.data, img->load_data.data_sz)) {
img->root_frame.id = ++img->frame_id_counter;
if (!add_to_cache(self, (const ImageAndFrame){.image_id = img->internal_id, .frame_id=img->root_frame.id}, img->load_data.data, img->load_data.data_sz)) {
if (PyErr_Occurred()) PyErr_Print();
ABRT("ENOSPC", "Failed to store image data in disk cache");
}
@ -825,7 +825,7 @@ handle_animation_frame_load_command(GraphicsManager *self, GraphicsCommand *g, I
key.frame_id = ++img->frame_id_counter;
if (!key.frame_id) key.frame_id = ++img->frame_id_counter;
if (g->_other_frame_number) {
ImageAndFrame other = { .image_id = img->internal_id };
ImageAndFrame other = { .image_id = img->internal_id, .frame_id = img->root_frame.id };
if (g->_other_frame_number > 1) {
other.frame_id = g->_other_frame_number - 2;
if (other.frame_id >= img->extra_framecnt) {
@ -843,6 +843,7 @@ handle_animation_frame_load_command(GraphicsManager *self, GraphicsCommand *g, I
}
} else {
if (frame_number > 1) key.frame_id = img->extra_frames[frame_number - 2].id;
else key.frame_id = img->root_frame.id;
if (!read_from_cache(self, key, &base_data, &data_sz)) {
FAIL("ENODATA", "No data for frame with number: %u found in image: %u", frame_number, img->client_id);
}
@ -874,7 +875,7 @@ handle_animation_frame_load_command(GraphicsManager *self, GraphicsCommand *g, I
ABRT("ENOSPC", "Failed to cache data for image frame");
}
if (is_new_frame) {
if (!img->extra_framecnt) img->loop_delay = DEFAULT_GAP;
if (!img->extra_framecnt) img->root_frame.gap = DEFAULT_GAP;
Frame *frames = realloc(img->extra_frames, sizeof(img->extra_frames[0]) * img->extra_framecnt + 1);
if (!frames) ABRT("ENOMEM", "Out of memory");
img->extra_frames = frames;
@ -904,20 +905,19 @@ handle_delete_frame_command(GraphicsManager *self, const GraphicsCommand *g, boo
if (!frame_number) frame_number = 1;
if (!img->extra_framecnt) return g->delete_action == 'F' ? img : NULL;
ImageAndFrame key = {.image_id=img->internal_id};
if (frame_number == 1) {
key.frame_id = img->extra_frames[0].id;
img->loop_delay = img->extra_frames[0].gap;
void *data; size_t sz;
if (read_from_cache(self, key, &data, &sz)) {
key.frame_id = 0;
add_to_cache(self, key, data, sz);
}
bool remove_root = frame_number == 1;
if (remove_root) {
key.frame_id = img->root_frame.id;
remove_from_cache(self, key);
if (PyErr_Occurred()) PyErr_Print();
frame_number = 2;
img->root_frame = img->extra_frames[0];
}
unsigned idx = frame_number - 2;
key.frame_id = img->extra_frames[idx].id;
remove_from_cache(self, key);
unsigned idx = remove_root ? 0 : frame_number - 2;
if (!remove_root) {
key.frame_id = img->extra_frames[idx].id;
remove_from_cache(self, key);
}
if (PyErr_Occurred()) PyErr_Print();
if (idx < img->extra_framecnt - 1) memmove(img->extra_frames + idx, img->extra_frames + idx + 1, sizeof(img->extra_frames[0]) * img->extra_framecnt - 1 - idx);
img->extra_framecnt--;
return NULL;
@ -1224,12 +1224,12 @@ image_as_dict(GraphicsManager *self, Image *img) {
"{sI sI sN}", "gap", img->extra_frames[i].gap, "id", key.frame_id, "data", read_from_cache_python(self, key)));
if (PyErr_Occurred()) return NULL;
}
key.frame_id = 0;
key.frame_id = img->root_frame.id;
return Py_BuildValue("{sI sI sI sI sK sI sI sO sO sI sI sO sN sN}",
U(texture_id), U(client_id), U(width), U(height), U(internal_id), U(refcnt), U(client_number),
"data_loaded", img->data_loaded ? Py_True : Py_False,
"is_4byte_aligned", img->is_4byte_aligned ? Py_True : Py_False,
U(current_frame_index), U(loop_delay),
U(current_frame_index), "root_frame_gap", img->root_frame.gap,
"animation_enabled", img->animation_enabled ? Py_True : Py_False,
"data", read_from_cache_python(self, key),
"extra_frames", frames

4
kitty/graphics.h
View File

@ -56,8 +56,8 @@ typedef struct {
LoadData load_data;
ImageRef *refs;
Frame *extra_frames;
uint32_t loop_delay, current_frame_index, frame_id_counter;
Frame *extra_frames, root_frame;
uint32_t current_frame_index, frame_id_counter;
size_t refcnt, refcap, extra_framecnt;
monotonic_t atime;
size_t used_storage;

26
kitty_tests/graphics.py
View File

@ -613,48 +613,48 @@ def t(code='OK', image_id=1, frame_number=2, **kw):
# simple new frame
t(payload='2' * 36)
img = g.image_for_client_id(1)
self.assertEqual(img['extra_frames'], ({'gap': 40, 'id': 1, 'data': b'2' * 36},))
self.assertEqual(img['extra_frames'], ({'gap': 40, 'id': 2, 'data': b'2' * 36},))
# test editing a frame
t(payload='3' * 36, r=2)
img = g.image_for_client_id(1)
self.assertEqual(img['extra_frames'], ({'gap': 40, 'id': 1, 'data': b'3' * 36},))
self.assertEqual(img['extra_frames'], ({'gap': 40, 'id': 2, 'data': b'3' * 36},))
# test editing part of a frame
t(payload='4' * 12, r=2, s=2, v=2)
img = g.image_for_client_id(1)
self.assertEqual(img['extra_frames'], ({'gap': 40, 'id': 1, 'data': b'444444333333444444333333333333333333'},))
self.assertEqual(img['extra_frames'], ({'gap': 40, 'id': 2, 'data': b'444444333333444444333333333333333333'},))
t(payload='5' * 12, r=2, s=2, v=2, x=1, y=1)
img = g.image_for_client_id(1)
self.assertEqual(img['extra_frames'], ({'gap': 40, 'id': 1, 'data': b'444444333555555444555555333333333333'},))
self.assertEqual(img['extra_frames'], ({'gap': 40, 'id': 2, 'data': b'444444333555555444555555333333333333'},))
t(payload='3' * 36, r=2)
img = g.image_for_client_id(1)
self.assertEqual(img['extra_frames'], ({'gap': 40, 'id': 1, 'data': b'3' * 36},))
self.assertEqual(img['extra_frames'], ({'gap': 40, 'id': 2, 'data': b'3' * 36},))
# test loading from previous frame
t(payload='4' * 12, c=2, s=2, v=2, z=101, frame_number=3)
img = g.image_for_client_id(1)
self.assertEqual(img['extra_frames'], (
{'gap': 40, 'id': 1, 'data': b'3' * 36},
{'gap': 101, 'id': 2, 'data': b'444444333333444444333333333333333333'},
{'gap': 40, 'id': 2, 'data': b'3' * 36},
{'gap': 101, 'id': 3, 'data': b'444444333333444444333333333333333333'},
))
# test delete of frames
t(payload='5' * 36, frame_number=4)
img = g.image_for_client_id(1)
self.assertEqual(img['extra_frames'], (
{'gap': 40, 'id': 1, 'data': b'3' * 36},
{'gap': 101, 'id': 2, 'data': b'444444333333444444333333333333333333'},
{'gap': 40, 'id': 3, 'data': b'5' * 36},
{'gap': 40, 'id': 2, 'data': b'3' * 36},
{'gap': 101, 'id': 3, 'data': b'444444333333444444333333333333333333'},
{'gap': 40, 'id': 4, 'data': b'5' * 36},
))
self.assertIsNone(li(a='d', d='f', i=1, r=1))
img = g.image_for_client_id(1)
self.assertEqual(img['data'], b'3' * 36)
self.assertEqual(img['extra_frames'], (
{'gap': 101, 'id': 2, 'data': b'444444333333444444333333333333333333'},
{'gap': 40, 'id': 3, 'data': b'5' * 36},
{'gap': 101, 'id': 3, 'data': b'444444333333444444333333333333333333'},
{'gap': 40, 'id': 4, 'data': b'5' * 36},
))
self.assertIsNone(li(a='d', d='f', i=1, r=2))
img = g.image_for_client_id(1)
self.assertEqual(img['data'], b'3' * 36)
self.assertEqual(img['extra_frames'], (
{'gap': 40, 'id': 3, 'data': b'5' * 36},
{'gap': 40, 'id': 4, 'data': b'5' * 36},
))
self.assertIsNone(li(a='d', d='f', i=1))
img = g.image_for_client_id(1)