126 lines
3.4 KiB
C
126 lines
3.4 KiB
C
#ifndef WLR_TYPES_WLR_SURFACE_H
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#define WLR_TYPES_WLR_SURFACE_H
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#include <wayland-server.h>
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#include <pixman.h>
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#include <stdint.h>
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#include <stdbool.h>
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struct wlr_frame_callback {
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struct wl_resource *resource;
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struct wl_list link;
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};
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#define WLR_SURFACE_INVALID_BUFFER 1
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#define WLR_SURFACE_INVALID_SURFACE_DAMAGE 2
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#define WLR_SURFACE_INVALID_BUFFER_DAMAGE 4
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#define WLR_SURFACE_INVALID_OPAQUE_REGION 8
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#define WLR_SURFACE_INVALID_INPUT_REGION 16
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#define WLR_SURFACE_INVALID_TRANSFORM 32
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#define WLR_SURFACE_INVALID_SCALE 64
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#define WLR_SURFACE_INVALID_SUBSURFACE_POSITION 128
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#define WLR_SURFACE_INVALID_FRAME_CALLBACK_LIST 256
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struct wlr_surface_state {
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uint32_t invalid;
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struct wl_resource *buffer;
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struct wl_listener buffer_destroy_listener;
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int32_t sx, sy;
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pixman_region32_t surface_damage, buffer_damage;
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pixman_region32_t opaque, input;
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enum wl_output_transform transform;
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int32_t scale;
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int width, height;
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int buffer_width, buffer_height;
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struct {
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int32_t x, y;
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} subsurface_position;
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struct wl_list frame_callback_list; // wl_surface.frame
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};
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struct wlr_subsurface {
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struct wl_resource *resource;
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struct wlr_surface *surface;
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struct wlr_surface *parent;
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struct wlr_surface_state *cached;
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bool has_cache;
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bool synchronized;
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bool reordered;
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struct wl_list parent_link;
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struct wl_list parent_pending_link;
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struct wl_listener parent_destroy_listener;
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};
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struct wlr_surface {
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struct wl_resource *resource;
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struct wlr_renderer *renderer;
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struct wlr_texture *texture;
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struct wlr_surface_state *current, *pending;
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const char *role; // the lifetime-bound role or null
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float buffer_to_surface_matrix[16];
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float surface_to_buffer_matrix[16];
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bool reupload_buffer;
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struct {
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struct wl_signal commit;
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struct wl_signal destroy;
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} signals;
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// destroy listener used by compositor
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struct wl_listener compositor_listener;
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void *compositor_data;
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// subsurface properties
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struct wlr_subsurface *subsurface;
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struct wl_list subsurface_list; // wlr_subsurface::parent_link
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// wlr_subsurface::parent_pending_link
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struct wl_list subsurface_pending_list;
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void *data;
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};
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struct wlr_renderer;
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struct wlr_surface *wlr_surface_create(struct wl_resource *res,
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struct wlr_renderer *renderer);
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void wlr_surface_flush_damage(struct wlr_surface *surface);
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/**
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* Gets a matrix you can pass into wlr_render_with_matrix to display this
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* surface. `matrix` is the output matrix, `projection` is the wlr_output
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* projection matrix, and `transform` is any additional transformations you want
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* to perform on the surface (or NULL/the identity matrix if you don't).
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* `transform` is used before the surface is scaled, so its geometry extends
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* from 0 to 1 in both dimensions.
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*/
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void wlr_surface_get_matrix(struct wlr_surface *surface,
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float (*matrix)[16],
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const float (*projection)[16],
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const float (*transform)[16]);
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/**
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* Set the lifetime role for this surface. Returns 0 on success or -1 if the
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* role cannot be set.
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*/
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int wlr_surface_set_role(struct wlr_surface *surface, const char *role,
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struct wl_resource *error_resource, uint32_t error_code);
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/**
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* Create the subsurface implementation for this surface.
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*/
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void wlr_surface_make_subsurface(struct wlr_surface *surface,
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struct wlr_surface *parent, uint32_t id);
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/**
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* Get the top of the subsurface tree for this surface.
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*/
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struct wlr_surface *wlr_surface_get_main_surface(struct wlr_surface *surface);
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#endif
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