@ -5,7 +5,7 @@
# include <sys/socket.h>
# include <sys/socket.h>
# include <sys/un.h>
# include <sys/un.h>
# include <stdbool.h>
# include <stdbool.h>
# include <wlc/wlc .h>
# include <wlc/wlc -render .h>
# include <unistd.h>
# include <unistd.h>
# include <stdlib.h>
# include <stdlib.h>
# include <sys/ioctl.h>
# include <sys/ioctl.h>
@ -38,6 +38,13 @@ struct ipc_client {
enum ipc_command_type subscribed_events ;
enum ipc_command_type subscribed_events ;
} ;
} ;
static list_t * ipc_get_pixel_requests = NULL ;
struct get_pixels_request {
struct ipc_client * client ;
wlc_handle output ;
} ;
struct sockaddr_un * ipc_user_sockaddr ( void ) ;
struct sockaddr_un * ipc_user_sockaddr ( void ) ;
int ipc_handle_connection ( int fd , uint32_t mask , void * data ) ;
int ipc_handle_connection ( int fd , uint32_t mask , void * data ) ;
int ipc_client_handle_readable ( int client_fd , uint32_t mask , void * data ) ;
int ipc_client_handle_readable ( int client_fd , uint32_t mask , void * data ) ;
@ -75,6 +82,7 @@ void ipc_init(void) {
setenv ( " SWAYSOCK " , ipc_sockaddr - > sun_path , 1 ) ;
setenv ( " SWAYSOCK " , ipc_sockaddr - > sun_path , 1 ) ;
ipc_client_list = create_list ( ) ;
ipc_client_list = create_list ( ) ;
ipc_get_pixel_requests = create_list ( ) ;
ipc_event_source = wlc_event_loop_add_fd ( ipc_socket , WLC_EVENT_READABLE , ipc_handle_connection , NULL ) ;
ipc_event_source = wlc_event_loop_add_fd ( ipc_socket , WLC_EVENT_READABLE , ipc_handle_connection , NULL ) ;
}
}
@ -231,21 +239,49 @@ bool output_by_name_test(swayc_t *view, void *data) {
return ! strcmp ( name , view - > name ) ;
return ! strcmp ( name , view - > name ) ;
}
}
bool get_pixels_callback ( const struct wlc_size * size , uint8_t * rgba , void * arg ) {
void ipc_get_pixels ( wlc_handle output ) {
struct ipc_client * client = ( struct ipc_client * ) arg ;
if ( ipc_get_pixel_requests - > length = = 0 ) {
return ;
}
list_t * unhandled = create_list ( ) ;
struct get_pixels_request * req ;
int i ;
for ( i = 0 ; i < ipc_get_pixel_requests - > length ; + + i ) {
req = ipc_get_pixel_requests - > items [ i ] ;
if ( req - > output ! = output ) {
list_add ( unhandled , req ) ;
continue ;
}
const struct wlc_size * size = wlc_output_get_resolution ( req - > output ) ;
struct wlc_geometry g = {
. size = * size ,
. origin = { 0 , 0 } ,
} ;
struct wlc_geometry g_out ;
char response_header [ 9 ] ;
char response_header [ 9 ] ;
memset ( response_header , 0 , sizeof ( response_header ) ) ;
memset ( response_header , 0 , sizeof ( response_header ) ) ;
char * data = malloc ( sizeof ( response_header ) + size - > w * size - > h * 4 ) ;
wlc_pixels_read ( WLC_RGBA8888 , & g , & g_out , data + sizeof ( response_header ) ) ;
response_header [ 0 ] = 1 ;
response_header [ 0 ] = 1 ;
uint32_t * _size = ( uint32_t * ) ( response_header + 1 ) ;
uint32_t * _size = ( uint32_t * ) ( response_header + 1 ) ;
_size [ 0 ] = size - > w ;
_size [ 0 ] = g_out . size . w ;
_size [ 1 ] = size - > h ;
_size [ 1 ] = g_out . size . h ;
size_t len = sizeof ( response_header ) + ( size - > w * size - > h * 4 ) ;
size_t len = sizeof ( response_header ) + ( g_out . size . w * g_out . size . h * 4 ) ;
char * payload = malloc ( len ) ;
memcpy ( data , response_header , sizeof ( response_header ) ) ;
memcpy ( payload , response_header , sizeof ( response_header ) ) ;
ipc_send_reply ( req - > client , data , len ) ;
memcpy ( payload + sizeof ( response_header ) , rgba , len - sizeof ( response_header ) ) ;
free ( data ) ;
ipc_send_reply ( client , payload , len ) ;
// free the request since it has been handled
free ( payload ) ;
free ( req ) ;
return false ;
}
// free old list of pixel requests and set new list to all unhandled
// requests (request for another output).
list_free ( ipc_get_pixel_requests ) ;
ipc_get_pixel_requests = unhandled ;
}
}
void ipc_client_handle_command ( struct ipc_client * client ) {
void ipc_client_handle_command ( struct ipc_client * client ) {
@ -394,7 +430,11 @@ void ipc_client_handle_command(struct ipc_client *client) {
ipc_send_reply ( client , response_header , sizeof ( response_header ) ) ;
ipc_send_reply ( client , response_header , sizeof ( response_header ) ) ;
break ;
break ;
}
}
wlc_output_get_pixels ( output - > handle , get_pixels_callback , client ) ;
struct get_pixels_request * req = malloc ( sizeof ( struct get_pixels_request ) ) ;
req - > client = client ;
req - > output = output - > handle ;
list_add ( ipc_get_pixel_requests , req ) ;
wlc_output_schedule_render ( output - > handle ) ;
break ;
break ;
}
}
case IPC_GET_BAR_CONFIG :
case IPC_GET_BAR_CONFIG :