enlightenment/src/bin/e_comp_wl_comp.c

718 lines
20 KiB
C

#include "e.h"
#ifdef HAVE_WAYLAND_CLIENTS
# include "e_comp_wl.h"
# include "e_comp_wl_comp.h"
# include "e_comp_wl_input.h"
# include "e_comp_wl_surface.h"
# include "e_comp_wl_region.h"
#endif
#ifdef __linux__
# include <linux/input.h>
#else
# define BTN_LEFT 0x110
# define BTN_RIGHT 0x111
# define BTN_MIDDLE 0x112
# define BTN_SIDE 0x113
# define BTN_EXTRA 0x114
# define BTN_FORWARD 0x115
# define BTN_BACK 0x116
#endif
#define MODIFIER_CTRL (1 << 8)
#define MODIFIER_ALT (1 << 9)
#define MODIFIER_SUPER (1 << 10)
/* local function prototypes */
static Eina_Bool _e_comp_wl_comp_egl_init(void);
static void _e_comp_wl_comp_egl_shutdown(void);
static void _e_comp_wl_comp_destroy(void);
static void _e_comp_wl_comp_bind(struct wl_client *client, void *data, uint32_t version __UNUSED__, uint32_t id);
static void _e_comp_wl_comp_surface_create(struct wl_client *client, struct wl_resource *resource, uint32_t id);
static void _e_comp_wl_comp_region_create(struct wl_client *client, struct wl_resource *resource, unsigned int id);
static void _e_comp_wl_comp_region_destroy(struct wl_resource *resource);
static Eina_Bool _e_comp_wl_cb_focus_in(void *data __UNUSED__, int type __UNUSED__, void *event);
static Eina_Bool _e_comp_wl_cb_focus_out(void *data __UNUSED__, int type __UNUSED__, void *event __UNUSED__);
static Eina_Bool _e_comp_wl_cb_mouse_in(void *data __UNUSED__, int type __UNUSED__, void *event);
static Eina_Bool _e_comp_wl_cb_mouse_out(void *data __UNUSED__, int type __UNUSED__, void *event);
static Eina_Bool _e_comp_wl_cb_mouse_move(void *data __UNUSED__, int type __UNUSED__, void *event);
static Eina_Bool _e_comp_wl_cb_mouse_down(void *data __UNUSED__, int type __UNUSED__, void *event);
static Eina_Bool _e_comp_wl_cb_mouse_up(void *data __UNUSED__, int type __UNUSED__, void *event);
static Eina_Bool _e_comp_wl_cb_key_down(void *data __UNUSED__, int type __UNUSED__, void *event);
static Eina_Bool _e_comp_wl_cb_key_up(void *data __UNUSED__, int type __UNUSED__, void *event);
static Wayland_Surface *_e_comp_wl_comp_pick_surface(int32_t x __UNUSED__, int32_t y __UNUSED__, int32_t *sx, int32_t *sy);
static void _e_comp_wl_comp_update_modifier(Wayland_Input *input, uint32_t key, uint32_t state);
/* wayland interfaces */
static const struct wl_compositor_interface _wl_comp_interface =
{
_e_comp_wl_comp_surface_create,
_e_comp_wl_comp_region_create
};
static const struct wl_surface_interface _wl_surface_interface =
{
e_comp_wl_surface_destroy,
e_comp_wl_surface_attach,
e_comp_wl_surface_damage,
e_comp_wl_surface_frame,
e_comp_wl_surface_set_opaque_region,
e_comp_wl_surface_set_input_region,
e_comp_wl_surface_commit
};
static const struct wl_region_interface _wl_region_interface =
{
e_comp_wl_region_destroy,
e_comp_wl_region_add,
e_comp_wl_region_subtract
};
/* private variables */
static Wayland_Compositor *_wl_comp;
static Eina_List *_wl_event_handlers = NULL;
Eina_Bool
e_comp_wl_comp_init(void)
{
const char *extensions;
LOGFN(__FILE__, __LINE__, __FUNCTION__);
if (!(_wl_comp = malloc(sizeof(Wayland_Compositor))))
{
EINA_LOG_ERR("Could not allocate space for compositor\n");
return EINA_FALSE;
}
memset(_wl_comp, 0, sizeof(*_wl_comp));
if (!_e_comp_wl_comp_egl_init())
{
EINA_LOG_ERR("Could not initialize egl\n");
free(_wl_comp);
return EINA_FALSE;
}
_wl_comp->destroy = _e_comp_wl_comp_destroy;
if (!wl_display_add_global(_wl_disp, &wl_compositor_interface, _wl_comp,
_e_comp_wl_comp_bind))
{
EINA_LOG_ERR("Failed to add compositor to wayland\n");
free(_wl_comp);
return EINA_FALSE;
}
_wl_comp->image_target_texture_2d =
(void *)eglGetProcAddress("glEGLImageTargetTexture2DOES");
_wl_comp->image_target_renderbuffer_storage = (void *)
eglGetProcAddress("glEGLImageTargetRenderbufferStorageOES");
_wl_comp->create_image = (void *)eglGetProcAddress("eglCreateImageKHR");
_wl_comp->destroy_image = (void *)eglGetProcAddress("eglDestroyImageKHR");
_wl_comp->bind_display =
(void *)eglGetProcAddress("eglBindWaylandDisplayWL");
_wl_comp->unbind_display =
(void *)eglGetProcAddress("eglUnbindWaylandDisplayWL");
extensions = (const char *)glGetString(GL_EXTENSIONS);
if (!strstr(extensions, "GL_EXT_texture_format_BGRA8888"))
{
EINA_LOG_ERR("GL_EXT_texture_format_BGRA8888 not available\n");
free(_wl_comp);
return EINA_FALSE;
}
extensions =
(const char *)eglQueryString(_wl_comp->egl.display, EGL_EXTENSIONS);
if (strstr(extensions, "EGL_WL_bind_wayland_display"))
_wl_comp->has_bind = EINA_TRUE;
if (_wl_comp->has_bind)
_wl_comp->bind_display(_wl_comp->egl.display, _wl_disp);
wl_data_device_manager_init(_wl_disp);
wl_list_init(&_wl_comp->surfaces);
_wl_event_handlers =
eina_list_append(_wl_event_handlers,
ecore_event_handler_add(ECORE_X_EVENT_WINDOW_FOCUS_IN,
_e_comp_wl_cb_focus_in, NULL));
_wl_event_handlers =
eina_list_append(_wl_event_handlers,
ecore_event_handler_add(ECORE_X_EVENT_WINDOW_FOCUS_OUT,
_e_comp_wl_cb_focus_out, NULL));
_wl_event_handlers =
eina_list_append(_wl_event_handlers,
ecore_event_handler_add(ECORE_X_EVENT_MOUSE_IN,
_e_comp_wl_cb_mouse_in, NULL));
_wl_event_handlers =
eina_list_append(_wl_event_handlers,
ecore_event_handler_add(ECORE_X_EVENT_MOUSE_OUT,
_e_comp_wl_cb_mouse_out, NULL));
_wl_event_handlers =
eina_list_append(_wl_event_handlers,
ecore_event_handler_add(ECORE_EVENT_MOUSE_MOVE,
_e_comp_wl_cb_mouse_move, NULL));
_wl_event_handlers =
eina_list_append(_wl_event_handlers,
ecore_event_handler_add(ECORE_EVENT_MOUSE_BUTTON_DOWN,
_e_comp_wl_cb_mouse_down, NULL));
_wl_event_handlers =
eina_list_append(_wl_event_handlers,
ecore_event_handler_add(ECORE_EVENT_MOUSE_BUTTON_UP,
_e_comp_wl_cb_mouse_up, NULL));
_wl_event_handlers =
eina_list_append(_wl_event_handlers,
ecore_event_handler_add(ECORE_EVENT_KEY_DOWN,
_e_comp_wl_cb_key_down, NULL));
_wl_event_handlers =
eina_list_append(_wl_event_handlers,
ecore_event_handler_add(ECORE_EVENT_KEY_UP,
_e_comp_wl_cb_key_up, NULL));
return EINA_TRUE;
}
void
e_comp_wl_comp_shutdown(void)
{
LOGFN(__FILE__, __LINE__, __FUNCTION__);
E_FREE_LIST(_wl_event_handlers, ecore_event_handler_del);
if (_wl_comp) _wl_comp->destroy();
}
Wayland_Compositor *
e_comp_wl_comp_get(void)
{
return _wl_comp;
}
void
e_comp_wl_comp_repick(struct wl_seat *seat, uint32_t timestamp __UNUSED__)
{
Wayland_Surface *ws, *focus;
struct wl_pointer *pointer;
if (!(pointer = seat->pointer)) return;
ws =
_e_comp_wl_comp_pick_surface(pointer->x, pointer->y,
&pointer->current_x, &pointer->current_y);
if (!ws) return;
if (&ws->surface != pointer->current)
{
const struct wl_pointer_grab_interface *interface;
interface = pointer->grab->interface;
pointer->current = &ws->surface;
interface->focus(pointer->grab, &ws->surface,
pointer->current_x, pointer->current_y);
}
if ((focus = (Wayland_Surface *)pointer->grab->focus))
{
pointer->grab->x = pointer->x - focus->x;
pointer->grab->y = pointer->y - focus->y;
}
}
/* local functions */
static Eina_Bool
_e_comp_wl_comp_egl_init(void)
{
EGLint major, minor, n;
EGLint config_attribs[] =
{
EGL_RED_SIZE, 8, EGL_GREEN_SIZE, 8, EGL_BLUE_SIZE, 8,
EGL_ALPHA_SIZE, 1, EGL_DEPTH_SIZE, 0, EGL_STENCIL_SIZE, 0,
EGL_RENDERABLE_TYPE, EGL_OPENGL_ES2_BIT, EGL_SURFACE_TYPE,
EGL_WINDOW_BIT, EGL_NONE
};
EGLint context_attribs[] =
{
EGL_CONTEXT_CLIENT_VERSION, 2, EGL_NONE
};
LOGFN(__FILE__, __LINE__, __FUNCTION__);
if (!(_wl_comp->egl.display = eglGetDisplay(NULL)))
{
EINA_LOG_ERR("Failed to create EGL display\n");
return EINA_FALSE;
}
if (!eglInitialize(_wl_comp->egl.display, &major, &minor))
{
EINA_LOG_ERR("Failed to initialize EGL\n");
eglTerminate(_wl_comp->egl.display);
return EINA_FALSE;
}
if (!eglBindAPI(EGL_OPENGL_ES_API))
{
EINA_LOG_ERR("Failed to bind EGL API\n");
eglTerminate(_wl_comp->egl.display);
return EINA_FALSE;
}
if ((!eglChooseConfig(_wl_comp->egl.display, config_attribs,
&_wl_comp->egl.config, 1, &n) || (n == 0)))
{
EINA_LOG_ERR("Failed to choose EGL config\n");
eglTerminate(_wl_comp->egl.display);
return EINA_FALSE;
}
if (!(_wl_comp->egl.context =
eglCreateContext(_wl_comp->egl.display, _wl_comp->egl.config,
EGL_NO_CONTEXT, context_attribs)))
{
EINA_LOG_ERR("Failed to create EGL context\n");
eglTerminate(_wl_comp->egl.display);
return EINA_FALSE;
}
if (!eglMakeCurrent(_wl_comp->egl.display, EGL_NO_SURFACE, EGL_NO_SURFACE,
_wl_comp->egl.context))
{
EINA_LOG_ERR("Failed to make EGL context current\n");
eglTerminate(_wl_comp->egl.display);
return EINA_FALSE;
}
return EINA_TRUE;
}
static void
_e_comp_wl_comp_egl_shutdown(void)
{
LOGFN(__FILE__, __LINE__, __FUNCTION__);
eglMakeCurrent(_wl_comp->egl.display, EGL_NO_SURFACE, EGL_NO_SURFACE,
EGL_NO_CONTEXT);
eglTerminate(_wl_comp->egl.display);
eglReleaseThread();
}
static void
_e_comp_wl_comp_destroy(void)
{
LOGFN(__FILE__, __LINE__, __FUNCTION__);
if (_wl_comp->has_bind)
_wl_comp->unbind_display(_wl_comp->egl.display, _wl_disp);
_e_comp_wl_comp_egl_shutdown();
if (&_wl_comp->surfaces) wl_list_remove(&_wl_comp->surfaces);
free(_wl_comp);
}
static void
_e_comp_wl_comp_bind(struct wl_client *client, void *data, uint32_t version __UNUSED__, uint32_t id)
{
LOGFN(__FILE__, __LINE__, __FUNCTION__);
wl_client_add_object(client, &wl_compositor_interface,
&_wl_comp_interface, id, data);
}
static void
_e_comp_wl_comp_surface_create(struct wl_client *client, struct wl_resource *resource, uint32_t id)
{
Wayland_Surface *ws;
LOGFN(__FILE__, __LINE__, __FUNCTION__);
if (!(ws = e_comp_wl_surface_create(0, 0, 0, 0)))
{
wl_resource_post_no_memory(resource);
return;
}
ws->surface.resource.destroy = e_comp_wl_surface_destroy_surface;
ws->surface.resource.object.id = id;
ws->surface.resource.object.interface = &wl_surface_interface;
ws->surface.resource.object.implementation =
(void (* *)(void)) & _wl_surface_interface;
ws->surface.resource.data = ws;
wl_client_add_resource(client, &ws->surface.resource);
}
static void
_e_comp_wl_comp_region_create(struct wl_client *client, struct wl_resource *resource, unsigned int id)
{
Wayland_Region *region;
region = malloc(sizeof(*region));
if (!region)
{
wl_resource_post_no_memory(resource);
return;
}
region->resource.destroy = _e_comp_wl_comp_region_destroy;
region->resource.object.id = id;
region->resource.object.interface = &wl_region_interface;
region->resource.object.implementation =
(void (* *)(void)) & _wl_region_interface;
region->resource.data = region;
pixman_region32_init(&region->region);
wl_client_add_resource(client, &region->resource);
}
static void
_e_comp_wl_comp_region_destroy(struct wl_resource *resource)
{
Wayland_Region *region;
region = container_of(resource, Wayland_Region, resource);
pixman_region32_fini(&region->region);
free(region);
}
static Eina_Bool
_e_comp_wl_cb_focus_in(void *data __UNUSED__, int type __UNUSED__, void *event)
{
Wayland_Input *input;
Wayland_Surface *ws;
Ecore_X_Event_Window_Focus_In *ev;
// LOGFN(__FILE__, __LINE__, __FUNCTION__);
ev = event;
if (wl_list_empty(&_wl_comp->surfaces)) return ECORE_CALLBACK_PASS_ON;
input = e_comp_wl_input_get();
wl_list_for_each(ws, &_wl_comp->surfaces, link)
{
if (((ws->win) && (ws->win->border))
&& (ws->win->border->win == ev->win))
{
wl_keyboard_set_focus(input->seat.keyboard, &ws->surface);
wl_data_device_set_keyboard_focus(&input->seat);
break;
}
}
return ECORE_CALLBACK_PASS_ON;
}
static Eina_Bool
_e_comp_wl_cb_focus_out(void *data __UNUSED__, int type __UNUSED__, void *event __UNUSED__)
{
Wayland_Input *input;
/* Ecore_X_Event_Window_Focus_Out *ev; */
// LOGFN(__FILE__, __LINE__, __FUNCTION__);
/* ev = event; */
input = e_comp_wl_input_get();
if ((!input) || (!input->seat.keyboard))
return ECORE_CALLBACK_PASS_ON;
wl_keyboard_set_focus(input->seat.keyboard, NULL);
wl_data_device_set_keyboard_focus(&input->seat);
return ECORE_CALLBACK_PASS_ON;
}
static Eina_Bool
_e_comp_wl_cb_mouse_in(void *data __UNUSED__, int type __UNUSED__, void *event)
{
Wayland_Input *input;
Ecore_X_Event_Mouse_In *ev;
uint32_t timestamp;
struct wl_pointer *ptr;
// LOGFN(__FILE__, __LINE__, __FUNCTION__);
ev = event;
if (wl_list_empty(&_wl_comp->surfaces)) return ECORE_CALLBACK_PASS_ON;
input = e_comp_wl_input_get();
ptr = input->seat.pointer;
ptr->x = ev->x;
ptr->y = ev->y;
timestamp = e_comp_wl_time_get();
e_comp_wl_comp_repick(&input->seat, timestamp);
return ECORE_CALLBACK_PASS_ON;
}
static Eina_Bool
_e_comp_wl_cb_mouse_out(void *data __UNUSED__, int type __UNUSED__, void *event)
{
Wayland_Input *input;
Ecore_X_Event_Mouse_Out *ev;
uint32_t timestamp;
// LOGFN(__FILE__, __LINE__, __FUNCTION__);
ev = event;
if (wl_list_empty(&_wl_comp->surfaces)) return ECORE_CALLBACK_PASS_ON;
input = e_comp_wl_input_get();
timestamp = e_comp_wl_time_get();
e_comp_wl_comp_repick(&input->seat, timestamp);
return ECORE_CALLBACK_PASS_ON;
}
static Eina_Bool
_e_comp_wl_cb_mouse_move(void *data __UNUSED__, int type __UNUSED__, void *event)
{
Wayland_Input *input;
Ecore_Event_Mouse_Move *ev;
const struct wl_pointer_grab_interface *interface;
uint32_t timestamp;
struct wl_pointer *ptr;
// LOGFN(__FILE__, __LINE__, __FUNCTION__);
ev = event;
if (wl_list_empty(&_wl_comp->surfaces)) return ECORE_CALLBACK_PASS_ON;
input = e_comp_wl_input_get();
ptr = input->seat.pointer;
ptr->x = ev->x;
ptr->y = ev->y;
timestamp = e_comp_wl_time_get();
e_comp_wl_comp_repick(&input->seat, timestamp);
interface = ptr->grab->interface;
interface->motion(ptr->grab, timestamp, ptr->grab->x, ptr->grab->y);
/* TODO: handle sprite */
return ECORE_CALLBACK_PASS_ON;
}
static Eina_Bool
_e_comp_wl_cb_mouse_down(void *data __UNUSED__, int type __UNUSED__, void *event)
{
Wayland_Input *input;
Ecore_Event_Mouse_Button *ev;
struct wl_pointer *ptr;
int btn = 0;
uint32_t timestamp;
LOGFN(__FILE__, __LINE__, __FUNCTION__);
ev = event;
if (wl_list_empty(&_wl_comp->surfaces)) return ECORE_CALLBACK_PASS_ON;
switch (ev->buttons)
{
case 1:
btn = ev->buttons + BTN_LEFT - 1;
break;
case 2:
btn = BTN_MIDDLE;
break;
case 3:
btn = BTN_RIGHT;
break;
}
input = e_comp_wl_input_get();
ptr = input->seat.pointer;
timestamp = e_comp_wl_time_get();
if (ptr->button_count == 0)
{
ptr->grab_button = btn;
ptr->grab_time = timestamp;
ptr->grab_x = ptr->x;
ptr->grab_y = ptr->y;
}
ptr->button_count++;
/* TODO: Run binding ?? */
ptr->grab->interface->button(ptr->grab, timestamp, btn, 1);
if (ptr->button_count == 1)
ptr->grab_serial = wl_display_get_serial(_wl_disp);
return ECORE_CALLBACK_PASS_ON;
}
static Eina_Bool
_e_comp_wl_cb_mouse_up(void *data __UNUSED__, int type __UNUSED__, void *event)
{
Wayland_Input *input;
Ecore_Event_Mouse_Button *ev;
struct wl_pointer *ptr;
int btn = 0;
uint32_t timestamp;
// LOGFN(__FILE__, __LINE__, __FUNCTION__);
ev = event;
if (wl_list_empty(&_wl_comp->surfaces)) return ECORE_CALLBACK_PASS_ON;
switch (ev->buttons)
{
case 1:
btn = ev->buttons + BTN_LEFT - 1;
break;
case 2:
btn = BTN_MIDDLE;
break;
case 3:
btn = BTN_RIGHT;
break;
}
input = e_comp_wl_input_get();
ptr = input->seat.pointer;
ptr->button_count--;
/* TODO: Run binding ?? */
timestamp = e_comp_wl_time_get();
ptr->grab->interface->button(ptr->grab, timestamp, btn, 0);
if (ptr->button_count == 1)
ptr->grab_serial = wl_display_get_serial(_wl_disp);
return ECORE_CALLBACK_PASS_ON;
}
static Eina_Bool
_e_comp_wl_cb_key_down(void *data __UNUSED__, int type __UNUSED__, void *event)
{
/* Wayland_Input *input; */
/* Ecore_Event_Key *ev; */
/* struct wl_keyboard *kbd; */
/* uint32_t *k, *end, key = 0; */
/* uint32_t timestamp; */
// LOGFN(__FILE__, __LINE__, __FUNCTION__);
/* ev = event; */
/* if (wl_list_empty(&_wl_comp->surfaces)) return ECORE_CALLBACK_PASS_ON; */
/* input = e_comp_wl_input_get(); */
/* kbd = input->seat.keyboard; */
/* timestamp = e_comp_wl_time_get(); */
/* key = ecore_x_keysym_keycode_get(ev->key); */
/* input->modifier_state = 0; */
/* _e_comp_wl_comp_update_modifier(input, key, 1); */
/* end = kbd->keys.data + kbd->keys.size; */
/* for (k = kbd->keys.data; k < end; k++) */
/* if (*k == key) *k = *--end; */
/* kbd->keys.size = (void *)end - kbd->keys.data; */
/* k = wl_array_add(&kbd->keys, sizeof(*k)); */
/* *k = key; */
/* if (kbd->keyboard_focus_resource) */
/* wl_resource_post_event(device->keyboard_focus_resource, */
/* WL_INPUT_DEVICE_KEY, timestamp, key, 1); */
return ECORE_CALLBACK_PASS_ON;
}
static Eina_Bool
_e_comp_wl_cb_key_up(void *data __UNUSED__, int type __UNUSED__, void *event)
{
/* Wayland_Input *input; */
/* Ecore_Event_Key *ev; */
/* struct wl_input_device *device; */
/* uint32_t *k, *end, key = 0; */
/* uint32_t timestamp; */
// LOGFN(__FILE__, __LINE__, __FUNCTION__);
/* ev = event; */
/* if (wl_list_empty(&_wl_comp->surfaces)) return ECORE_CALLBACK_PASS_ON; */
/* input = e_comp_wl_input_get(); */
/* device = &input->input_device; */
/* timestamp = e_comp_wl_time_get(); */
/* key = ecore_x_keysym_keycode_get(ev->key); */
/* _e_comp_wl_comp_update_modifier(input, key, 0); */
/* end = device->keys.data + device->keys.size; */
/* for (k = device->keys.data; k < end; k++) */
/* if (*k == key) *k = *--end; */
/* device->keys.size = (void *)end - device->keys.data; */
/* k = wl_array_add(&device->keys, sizeof(*k)); */
/* *k = ev->key; */
/* if (device->keyboard_focus_resource) */
/* wl_resource_post_event(device->keyboard_focus_resource, */
/* WL_INPUT_DEVICE_KEY, timestamp, key, 0); */
return ECORE_CALLBACK_PASS_ON;
}
static Wayland_Surface *
_e_comp_wl_comp_pick_surface(int32_t x __UNUSED__, int32_t y __UNUSED__, int32_t *sx, int32_t *sy)
{
Wayland_Surface *ws;
if (wl_list_empty(&_wl_comp->surfaces)) return NULL;
wl_list_for_each(ws, &_wl_comp->surfaces, link)
{
if (ws->surface.resource.client == NULL) continue;
if ((0 <= *sx) && (*sx < ws->w) &&
(0 <= *sy) && (*sy < ws->h))
return ws;
}
return NULL;
}
static void
_e_comp_wl_comp_update_modifier(Wayland_Input *input, uint32_t key, uint32_t state)
{
uint32_t mod;
switch (key)
{
case KEY_LEFTCTRL:
case KEY_RIGHTCTRL:
mod = MODIFIER_CTRL;
break;
case KEY_LEFTALT:
case KEY_RIGHTALT:
mod = MODIFIER_ALT;
break;
case KEY_LEFTMETA:
case KEY_RIGHTMETA:
mod = MODIFIER_SUPER;
break;
default:
mod = 0;
break;
}
if (state)
input->modifier_state |= mod;
else
input->modifier_state &= ~mod;
}