edfe5cc3b7
This implements the viewporter protocol which offers a cropping and scaling capabilities to wayland clients. There are several use cases for this, for example video players and games, both as a convenience function and as potential performance optimization when paired with hardware overlays etc. https://gitlab.gnome.org/GNOME/mutter/merge_requests/323
77 lines
3.3 KiB
C
77 lines
3.3 KiB
C
/* -*- mode: C; c-file-style: "gnu"; indent-tabs-mode: nil; -*- */
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#ifndef META_SURFACE_ACTOR_PRIVATE_H
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#define META_SURFACE_ACTOR_PRIVATE_H
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#include "config.h"
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#include "backends/meta-backend-types.h"
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#include "meta/meta-shaped-texture.h"
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#include "meta/window.h"
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G_BEGIN_DECLS
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#define META_TYPE_SURFACE_ACTOR (meta_surface_actor_get_type ())
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G_DECLARE_DERIVABLE_TYPE (MetaSurfaceActor,
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meta_surface_actor,
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META, SURFACE_ACTOR,
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ClutterActor)
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struct _MetaSurfaceActorClass
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{
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/*< private >*/
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ClutterActorClass parent_class;
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void (* process_damage) (MetaSurfaceActor *actor,
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int x, int y, int width, int height);
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void (* pre_paint) (MetaSurfaceActor *actor);
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gboolean (* is_visible) (MetaSurfaceActor *actor);
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gboolean (* should_unredirect) (MetaSurfaceActor *actor);
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void (* set_unredirected) (MetaSurfaceActor *actor,
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gboolean unredirected);
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gboolean (* is_unredirected) (MetaSurfaceActor *actor);
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MetaWindow *(* get_window) (MetaSurfaceActor *actor);
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};
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cairo_surface_t *meta_surface_actor_get_image (MetaSurfaceActor *self,
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cairo_rectangle_int_t *clip);
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MetaShapedTexture *meta_surface_actor_get_texture (MetaSurfaceActor *self);
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MetaWindow *meta_surface_actor_get_window (MetaSurfaceActor *self);
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gboolean meta_surface_actor_is_obscured (MetaSurfaceActor *self);
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void meta_surface_actor_set_input_region (MetaSurfaceActor *self,
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cairo_region_t *region);
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void meta_surface_actor_set_opaque_region (MetaSurfaceActor *self,
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cairo_region_t *region);
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cairo_region_t * meta_surface_actor_get_opaque_region (MetaSurfaceActor *self);
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void meta_surface_actor_process_damage (MetaSurfaceActor *actor,
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int x, int y, int width, int height);
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void meta_surface_actor_pre_paint (MetaSurfaceActor *actor);
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gboolean meta_surface_actor_is_argb32 (MetaSurfaceActor *actor);
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gboolean meta_surface_actor_is_visible (MetaSurfaceActor *actor);
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void meta_surface_actor_set_frozen (MetaSurfaceActor *actor,
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gboolean frozen);
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gboolean meta_surface_actor_should_unredirect (MetaSurfaceActor *actor);
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void meta_surface_actor_set_unredirected (MetaSurfaceActor *actor,
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gboolean unredirected);
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gboolean meta_surface_actor_is_unredirected (MetaSurfaceActor *actor);
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void meta_surface_actor_set_transform (MetaSurfaceActor *self,
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MetaMonitorTransform transform);
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void meta_surface_actor_set_viewport_src_rect (MetaSurfaceActor *self,
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ClutterRect *src_rect);
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void meta_surface_actor_reset_viewport_src_rect (MetaSurfaceActor *self);
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void meta_surface_actor_set_viewport_dst_size (MetaSurfaceActor *self,
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int dst_width,
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int dst_height);
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void meta_surface_actor_reset_viewport_dst_size (MetaSurfaceActor *self);
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G_END_DECLS
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#endif /* META_SURFACE_ACTOR_PRIVATE_H */
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