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weston/compositor/compositor.h

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/*
* Copyright © 2008-2011 Kristian Høgsberg
*
* Permission to use, copy, modify, distribute, and sell this software and
* its documentation for any purpose is hereby granted without fee, provided
* that the above copyright notice appear in all copies and that both that
* copyright notice and this permission notice appear in supporting
* documentation, and that the name of the copyright holders not be used in
* advertising or publicity pertaining to distribution of the software
* without specific, written prior permission. The copyright holders make
* no representations about the suitability of this software for any
* purpose. It is provided "as is" without express or implied warranty.
*
* THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS
* SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND
* FITNESS, IN NO EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY
* SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER
* RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF
* CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
* CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
#ifndef _WAYLAND_SYSTEM_COMPOSITOR_H_
#define _WAYLAND_SYSTEM_COMPOSITOR_H_
#include <libudev.h>
#include <pixman.h>
#include <wayland-server.h>
#include <GLES2/gl2.h>
#include <GLES2/gl2ext.h>
#include <EGL/egl.h>
#include <EGL/eglext.h>
struct wlsc_matrix {
GLfloat d[16];
};
struct wlsc_vector {
GLfloat f[4];
};
void
wlsc_matrix_init(struct wlsc_matrix *matrix);
void
wlsc_matrix_scale(struct wlsc_matrix *matrix, GLfloat x, GLfloat y, GLfloat z);
void
wlsc_matrix_translate(struct wlsc_matrix *matrix,
GLfloat x, GLfloat y, GLfloat z);
void
wlsc_matrix_transform(struct wlsc_matrix *matrix, struct wlsc_vector *v);
struct wlsc_transform {
struct wlsc_matrix matrix;
struct wlsc_matrix inverse;
};
struct wlsc_surface;
struct wlsc_input_device;
struct wlsc_mode {
uint32_t flags;
int32_t width, height;
uint32_t refresh;
struct wl_list link;
};
struct wlsc_output {
struct wl_list link;
struct wlsc_compositor *compositor;
struct wlsc_matrix matrix;
struct wl_list frame_callback_list;
int32_t x, y, mm_width, mm_height;
pixman_region32_t region;
pixman_region32_t previous_damage;
uint32_t flags;
int repaint_needed;
int repaint_scheduled;
char *make, *model;
uint32_t subpixel;
struct wlsc_mode *current;
struct wl_list mode_list;
struct wl_buffer *scanout_buffer;
struct wl_listener scanout_buffer_destroy_listener;
struct wl_buffer *pending_scanout_buffer;
struct wl_listener pending_scanout_buffer_destroy_listener;
int (*prepare_render)(struct wlsc_output *output);
int (*present)(struct wlsc_output *output);
int (*prepare_scanout_surface)(struct wlsc_output *output,
struct wlsc_surface *es);
int (*set_hardware_cursor)(struct wlsc_output *output,
struct wlsc_input_device *input);
void (*destroy)(struct wlsc_output *output);
};
struct wlsc_input_device {
struct wl_input_device input_device;
struct wlsc_compositor *compositor;
struct wlsc_surface *sprite;
int32_t hotspot_x, hotspot_y;
struct wl_list link;
uint32_t modifier_state;
struct wl_selection *selection;
struct wl_list drag_resource_list;
struct wlsc_data_source *drag_data_source;
struct wl_surface *drag_focus;
struct wl_resource *drag_focus_resource;
struct wl_listener drag_focus_listener;
struct wlsc_data_source *selection_data_source;
struct wl_listener selection_data_source_listener;
struct wl_grab grab;
uint32_t num_tp;
struct wl_surface *touch_focus;
struct wl_listener touch_focus_listener;
struct wl_resource *touch_focus_resource;
struct wl_listener touch_focus_resource_listener;
};
enum wlsc_visual {
WLSC_NONE_VISUAL,
WLSC_ARGB_VISUAL,
WLSC_PREMUL_ARGB_VISUAL,
WLSC_RGB_VISUAL
};
struct wlsc_shader {
GLuint program;
GLuint vertex_shader, fragment_shader;
GLuint proj_uniform;
GLuint tex_uniform;
GLuint alpha_uniform;
GLuint color_uniform;
};
struct wlsc_animation {
void (*frame)(struct wlsc_animation *animation,
struct wlsc_output *output, uint32_t msecs);
struct wl_list link;
};
struct wlsc_spring {
double k;
double friction;
double current;
double target;
double previous;
uint32_t timestamp;
};
struct wlsc_shell {
void (*lock)(struct wlsc_shell *shell);
void (*unlock)(struct wlsc_shell *shell);
void (*map)(struct wlsc_shell *shell, struct wlsc_surface *surface,
int32_t width, int32_t height);
void (*configure)(struct wlsc_shell *shell,
struct wlsc_surface *surface,
int32_t x, int32_t y, int32_t width, int32_t height);
void (*destroy)(struct wlsc_shell *shell);
};
enum {
WLSC_COMPOSITOR_ACTIVE,
WLSC_COMPOSITOR_IDLE, /* shell->unlock called on activity */
WLSC_COMPOSITOR_SLEEPING /* no rendering, no frame events */
};
struct wlsc_compositor {
struct wl_shm *shm;
struct wlsc_xserver *wxs;
EGLDisplay display;
EGLContext context;
EGLConfig config;
GLuint fbo;
GLuint proj_uniform, tex_uniform, alpha_uniform;
uint32_t current_alpha;
struct wlsc_shader texture_shader;
struct wlsc_shader solid_shader;
struct wl_display *wl_display;
struct wlsc_shell *shell;
/* There can be more than one, but not right now... */
struct wl_input_device *input_device;
struct wl_list output_list;
struct wl_list input_device_list;
struct wl_list surface_list;
struct wl_list binding_list;
struct wl_list animation_list;
struct {
struct wlsc_spring spring;
struct wlsc_animation animation;
} fade;
uint32_t state;
struct wl_event_source *idle_source;
uint32_t idle_inhibit;
int option_idle_time; /* default timeout, s */
int idle_time; /* effective timeout, s */
/* Repaint state. */
struct timespec previous_swap;
struct wl_array vertices, indices;
struct wlsc_surface *overlay;
struct wlsc_switcher *switcher;
uint32_t focus;
PFNGLEGLIMAGETARGETRENDERBUFFERSTORAGEOESPROC
image_target_renderbuffer_storage;
PFNGLEGLIMAGETARGETTEXTURE2DOESPROC image_target_texture_2d;
PFNEGLCREATEIMAGEKHRPROC create_image;
PFNEGLDESTROYIMAGEKHRPROC destroy_image;
PFNEGLBINDWAYLANDDISPLAYWL bind_display;
PFNEGLUNBINDWAYLANDDISPLAYWL unbind_display;
int has_bind_display;
void (*destroy)(struct wlsc_compositor *ec);
int (*authenticate)(struct wlsc_compositor *c, uint32_t id);
EGLImageKHR (*create_cursor_image)(struct wlsc_compositor *c,
int32_t *width, int32_t *height);
};
#define MODIFIER_CTRL (1 << 8)
#define MODIFIER_ALT (1 << 9)
#define MODIFIER_SUPER (1 << 10)
enum wlsc_output_flags {
WL_OUTPUT_FLIPPED = 0x01
};
struct wlsc_surface {
struct wl_surface surface;
struct wlsc_compositor *compositor;
GLuint texture, saved_texture;
pixman_region32_t damage;
pixman_region32_t opaque;
int32_t x, y, width, height;
int32_t pitch;
struct wl_list link;
struct wl_list buffer_link;
struct wlsc_transform *transform;
uint32_t alpha;
uint32_t visual;
/*
* Which output to vsync this surface to.
* Used to determine, whether to send or queue frame events.
* Must be NULL, if 'link' is not in wlsc_compositor::surface_list.
*/
struct wlsc_output *output;
struct wlsc_output *fullscreen_output;
struct wl_list frame_callback_list;
EGLImageKHR image;
struct wl_buffer *buffer;
struct wl_listener buffer_destroy_listener;
};
struct wlsc_data_source {
struct wl_resource resource;
struct wl_array mime_types;
int refcount;
void *data;
struct wl_resource *(*create_offer)(struct wlsc_data_source *source,
struct wl_resource *target);
void (*cancel)(struct wlsc_data_source *source);
};
void
wlsc_data_source_unref(struct wlsc_data_source *source);
void
wlsc_input_device_set_selection(struct wlsc_input_device *device,
struct wlsc_data_source *source,
uint32_t time);
void
wlsc_spring_init(struct wlsc_spring *spring,
double k, double current, double target);
void
wlsc_spring_update(struct wlsc_spring *spring, uint32_t msec);
int
wlsc_spring_done(struct wlsc_spring *spring);
void
wlsc_surface_activate(struct wlsc_surface *surface,
struct wlsc_input_device *device, uint32_t time);
void
notify_motion(struct wl_input_device *device,
uint32_t time, int x, int y);
void
notify_button(struct wl_input_device *device,
uint32_t time, int32_t button, int32_t state);
void
notify_key(struct wl_input_device *device,
uint32_t time, uint32_t key, uint32_t state);
void
notify_pointer_focus(struct wl_input_device *device,
uint32_t time,
struct wlsc_output *output,
int32_t x, int32_t y);
void
notify_keyboard_focus(struct wl_input_device *device,
uint32_t time, struct wlsc_output *output,
struct wl_array *keys);
void
notify_touch(struct wl_input_device *device, uint32_t time, int touch_id,
int x, int y, int touch_type);
void
wlsc_output_finish_frame(struct wlsc_output *output, int msecs);
void
wlsc_output_damage(struct wlsc_output *output);
void
wlsc_compositor_repick(struct wlsc_compositor *compositor);
void
wlsc_compositor_schedule_repaint(struct wlsc_compositor *compositor);
void
wlsc_compositor_fade(struct wlsc_compositor *compositor, float tint);
void
wlsc_compositor_damage_all(struct wlsc_compositor *compositor);
void
wlsc_compositor_unlock(struct wlsc_compositor *compositor);
void
wlsc_compositor_wake(struct wlsc_compositor *compositor);
void
wlsc_compositor_activity(struct wlsc_compositor *compositor);
struct wlsc_binding;
typedef void (*wlsc_binding_handler_t)(struct wl_input_device *device,
uint32_t time, uint32_t key,
uint32_t button,
uint32_t state, void *data);
struct wlsc_binding *
wlsc_compositor_add_binding(struct wlsc_compositor *compositor,
uint32_t key, uint32_t button, uint32_t modifier,
wlsc_binding_handler_t binding, void *data);
void
wlsc_binding_destroy(struct wlsc_binding *binding);
void
wlsc_compositor_run_binding(struct wlsc_compositor *compositor,
struct wlsc_input_device *device,
uint32_t time,
uint32_t key, uint32_t button, int32_t state);
struct wlsc_surface *
wlsc_surface_create(struct wlsc_compositor *compositor,
int32_t x, int32_t y, int32_t width, int32_t height);
void
wlsc_surface_configure(struct wlsc_surface *surface,
int x, int y, int width, int height);
void
wlsc_surface_assign_output(struct wlsc_surface *surface);
void
wlsc_surface_damage(struct wlsc_surface *surface);
void
wlsc_surface_damage_below(struct wlsc_surface *surface);
void
wlsc_surface_damage_rectangle(struct wlsc_surface *surface,
int32_t x, int32_t y,
int32_t width, int32_t height);
struct wlsc_surface *
pick_surface(struct wl_input_device *device, int32_t *sx, int32_t *sy);
uint32_t
wlsc_compositor_get_time(void);
int
wlsc_compositor_init(struct wlsc_compositor *ec, struct wl_display *display);
void
wlsc_compositor_shutdown(struct wlsc_compositor *ec);
void
wlsc_output_move(struct wlsc_output *output, int x, int y);
void
wlsc_output_init(struct wlsc_output *output, struct wlsc_compositor *c,
int x, int y, int width, int height, uint32_t flags);
void
wlsc_output_destroy(struct wlsc_output *output);
void
wlsc_input_device_init(struct wlsc_input_device *device,
struct wlsc_compositor *ec);
void
wlsc_switcher_init(struct wlsc_compositor *compositor);
enum {
TTY_ENTER_VT,
TTY_LEAVE_VT
};
typedef void (*tty_vt_func_t)(struct wlsc_compositor *compositor, int event);
struct tty *
tty_create(struct wlsc_compositor *compositor, tty_vt_func_t vt_func,
int tty_nr);
void
tty_destroy(struct tty *tty);
void
screenshooter_create(struct wlsc_compositor *ec);
uint32_t *
wlsc_load_image(const char *filename,
int32_t *width_arg, int32_t *height_arg, uint32_t *stride_arg);
struct wlsc_process;
typedef void (*wlsc_process_cleanup_func_t)(struct wlsc_process *process,
int status);
struct wlsc_process {
pid_t pid;
wlsc_process_cleanup_func_t cleanup;
struct wl_list link;
};
struct wl_client *
wlsc_client_launch(struct wlsc_compositor *compositor,
struct wlsc_process *proc,
const char *path,
wlsc_process_cleanup_func_t cleanup);
int
wlsc_data_device_manager_init(struct wlsc_compositor *compositor);
void
wlsc_data_device_set_keyboard_focus(struct wlsc_input_device *device);
void
wlsc_watch_process(struct wlsc_process *process);
int
wlsc_xserver_init(struct wlsc_compositor *compositor);
void
wlsc_xserver_destroy(struct wlsc_compositor *compositor);
void
wlsc_xserver_surface_activate(struct wlsc_surface *surface);
void
wlsc_xserver_set_selection(struct wlsc_input_device *device);
struct wlsc_zoom;
typedef void (*wlsc_zoom_done_func_t)(struct wlsc_zoom *zoom, void *data);
struct wlsc_zoom *
wlsc_zoom_run(struct wlsc_surface *surface, GLfloat start, GLfloat stop,
wlsc_zoom_done_func_t done, void *data);
#endif