obs-studio/libobs/obs-scene.h
jp9000 26d5560da3 libobs: Add scene item grouping
Allows the ability to group scene items.  Groups internally are
sub-scenes, which allows the ability to add unique filters and
transforms to each group.
2018-06-03 15:04:39 -07:00

100 lines
2.8 KiB
C

/******************************************************************************
Copyright (C) 2013 by Hugh Bailey <obs.jim@gmail.com>
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
******************************************************************************/
#pragma once
#include "obs.h"
#include "obs-internal.h"
#include "graphics/matrix4.h"
/* how obs scene! */
struct item_action {
bool visible;
uint64_t timestamp;
};
struct obs_scene_item {
volatile long ref;
volatile bool removed;
bool is_group;
bool update_transform;
bool update_group_resize;
int64_t id;
struct obs_scene *parent;
struct obs_source *source;
volatile long active_refs;
volatile long defer_update;
volatile long defer_group_resize;
bool user_visible;
bool visible;
bool selected;
bool locked;
gs_texrender_t *item_render;
struct obs_sceneitem_crop crop;
struct vec2 pos;
struct vec2 scale;
float rot;
uint32_t align;
/* last width/height of the source, this is used to check whether
* the transform needs updating */
uint32_t last_width;
uint32_t last_height;
struct vec2 output_scale;
enum obs_scale_type scale_filter;
struct matrix4 box_transform;
struct matrix4 draw_transform;
enum obs_bounds_type bounds_type;
uint32_t bounds_align;
struct vec2 bounds;
obs_hotkey_pair_id toggle_visibility;
obs_data_t *private_settings;
pthread_mutex_t actions_mutex;
DARRAY(struct item_action) audio_actions;
/* would do **prev_next, but not really great for reordering */
struct obs_scene_item *prev;
struct obs_scene_item *next;
};
struct obs_scene {
struct obs_source *source;
struct obs_scene_item *group_sceneitem;
bool custom_size;
uint32_t cx;
uint32_t cy;
int64_t id_counter;
pthread_mutex_t video_mutex;
pthread_mutex_t audio_mutex;
struct obs_scene_item *first_item;
};