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cogl/context: Remove unusued window_buffer field

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It kept track of the last "window" (i.e. CoglOnscreen) was the active
on. It was used by API removed in the past, so also remove the left over
field.

https://gitlab.gnome.org/GNOME/mutter/merge_requests/935
This commit is contained in:
Jonas Ådahl 2019-11-22 15:47:41 +01:00 committed by Georges Basile Stavracas Neto
parent 27b6d1892f
commit a91138c8f8
4 changed files with 0 additions and 37 deletions
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1
cogl/cogl/cogl-context-private.h
View File

@ -193,7 +193,6 @@ struct _CoglContext
/* Framebuffers */
GSList *framebuffer_stack;
CoglFramebuffer *window_buffer;
unsigned long current_draw_buffer_state_flushed;
unsigned long current_draw_buffer_changes;
CoglFramebuffer *current_draw_buffer;

1
cogl/cogl/cogl-context.c
View File

@ -318,7 +318,6 @@ cogl_context_new (CoglDisplay *display,
for (i = 0; i < COGL_BUFFER_BIND_TARGET_COUNT; i++)
context->current_buffer[i] = NULL;
context->window_buffer = NULL;
context->framebuffer_stack = _cogl_create_framebuffer_stack ();
context->current_path = NULL;

3
cogl/cogl/cogl-onscreen.c
View File

@ -161,9 +161,6 @@ _cogl_onscreen_free (CoglOnscreen *onscreen)
cogl_object_unref (frame_info);
g_queue_clear (&onscreen->pending_frame_infos);
if (framebuffer->context->window_buffer == COGL_FRAMEBUFFER (onscreen))
framebuffer->context->window_buffer = NULL;
winsys->onscreen_deinit (onscreen);
g_return_if_fail (onscreen->winsys == NULL);

32
cogl/cogl/deprecated/cogl-framebuffer-deprecated.c
View File

@ -85,24 +85,6 @@ _cogl_free_framebuffer_stack (GSList *stack)
g_slist_free (stack);
}
static void
notify_buffers_changed (CoglFramebuffer *old_draw_buffer,
CoglFramebuffer *new_draw_buffer,
CoglFramebuffer *old_read_buffer,
CoglFramebuffer *new_read_buffer)
{
/* XXX: To support the deprecated cogl_set_draw_buffer API we keep
* track of the last onscreen framebuffer that was set so that it
* can be restored if the COGL_WINDOW_BUFFER enum is used. A
* reference isn't taken to the framebuffer because otherwise we
* would have a circular reference between the context and the
* framebuffer. Instead the pointer is set to NULL in
* _cogl_onscreen_free as a kind of a cheap weak reference */
if (new_draw_buffer &&
new_draw_buffer->type == COGL_FRAMEBUFFER_TYPE_ONSCREEN)
new_draw_buffer->context->window_buffer = new_draw_buffer;
}
/* Set the current framebuffer without checking if it's already the
* current framebuffer. This is used by cogl_pop_framebuffer while
* the top of the stack is currently not up to date. */
@ -120,11 +102,6 @@ _cogl_set_framebuffers_real (CoglFramebuffer *draw_buffer,
entry = ctx->framebuffer_stack->data;
notify_buffers_changed (entry->draw_buffer,
draw_buffer,
entry->read_buffer,
read_buffer);
if (draw_buffer)
cogl_object_ref (draw_buffer);
if (entry->draw_buffer)
@ -233,7 +210,6 @@ void
cogl_pop_framebuffer (void)
{
CoglFramebufferStackEntry *to_pop;
CoglFramebufferStackEntry *to_restore;
_COGL_GET_CONTEXT (ctx, NO_RETVAL);
@ -241,14 +217,6 @@ cogl_pop_framebuffer (void)
g_assert (ctx->framebuffer_stack->next != NULL);
to_pop = ctx->framebuffer_stack->data;
to_restore = ctx->framebuffer_stack->next->data;
if (to_pop->draw_buffer != to_restore->draw_buffer ||
to_pop->read_buffer != to_restore->read_buffer)
notify_buffers_changed (to_pop->draw_buffer,
to_restore->draw_buffer,
to_pop->read_buffer,
to_restore->read_buffer);
cogl_object_unref (to_pop->draw_buffer);
cogl_object_unref (to_pop->read_buffer);