nkeynes@106: /**
nkeynes@561:  * $Id$
nkeynes@106:  *
nkeynes@106:  * Null video output driver (ie no video output whatsoever)
nkeynes@106:  *
nkeynes@106:  * Copyright (c) 2005 Nathan Keynes.
nkeynes@106:  *
nkeynes@106:  * This program is free software; you can redistribute it and/or modify
nkeynes@106:  * it under the terms of the GNU General Public License as published by
nkeynes@106:  * the Free Software Foundation; either version 2 of the License, or
nkeynes@106:  * (at your option) any later version.
nkeynes@106:  *
nkeynes@106:  * This program is distributed in the hope that it will be useful,
nkeynes@106:  * but WITHOUT ANY WARRANTY; without even the implied warranty of
nkeynes@106:  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
nkeynes@106:  * GNU General Public License for more details.
nkeynes@106:  */
nkeynes@106: 
nkeynes@144: #include "display.h"
nkeynes@106: 
nkeynes@669: static render_buffer_t video_null_create_render_buffer( uint32_t hres, uint32_t vres )
nkeynes@352: {
nkeynes@352:     return NULL;
nkeynes@352: }
nkeynes@352: 
nkeynes@669: static void video_null_destroy_render_buffer( render_buffer_t buffer )
nkeynes@106: {
nkeynes@106: }
nkeynes@106: 
nkeynes@669: static gboolean video_null_set_render_target( render_buffer_t buffer )
nkeynes@106: {
nkeynes@106:     return TRUE;
nkeynes@106: }
nkeynes@106: 
nkeynes@669: static void video_null_display_render_buffer( render_buffer_t buffer )
nkeynes@669: {
nkeynes@669: }
nkeynes@669: 
nkeynes@669: static gboolean video_null_read_render_buffer( unsigned char *target, 
nkeynes@736:                                                render_buffer_t buffer, 
nkeynes@736:                                                int rowstride, int format )
nkeynes@106: {
nkeynes@106:     return TRUE;
nkeynes@106: }
nkeynes@106: 
nkeynes@669: static void video_null_load_frame_buffer( frame_buffer_t frame, 
nkeynes@736:                                           render_buffer_t buffer )
nkeynes@352: {
nkeynes@352: }
nkeynes@352: 
nkeynes@669: static void video_null_display_blank( uint32_t colour )
nkeynes@106: {
nkeynes@106: }
nkeynes@106: 
nkeynes@106: 
nkeynes@700: struct display_driver display_null_driver = { 
nkeynes@700:         "null",
nkeynes@700:         N_("Null (no video) driver"),
nkeynes@700:         NULL,
nkeynes@700:         NULL,
nkeynes@700:         NULL,
nkeynes@700:         NULL, 
nkeynes@700:         NULL,
nkeynes@700:         video_null_create_render_buffer,
nkeynes@700:         video_null_destroy_render_buffer,
nkeynes@700:         video_null_set_render_target,
nkeynes@700:         video_null_load_frame_buffer,
nkeynes@700:         video_null_display_render_buffer,
nkeynes@700:         video_null_display_blank,
nkeynes@700:         video_null_read_render_buffer };