RetroArch/libretro_version_1.c
2015-11-28 02:22:58 +01:00

124 lines
3.4 KiB
C

/* RetroArch - A frontend for libretro.
* Copyright (C) 2010-2014 - Hans-Kristian Arntzen
* Copyright (C) 2011-2015 - Daniel De Matteis
* Copyright (C) 2012-2015 - Michael Lelli
*
* RetroArch is free software: you can redistribute it and/or modify it under the terms
* of the GNU General Public License as published by the Free Software Found-
* ation, either version 3 of the License, or (at your option) any later version.
*
* RetroArch is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
* without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
* PURPOSE. See the GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along with RetroArch.
* If not, see <http://www.gnu.org/licenses/>.
*/
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <ctype.h>
#include <errno.h>
#include <retro_inline.h>
#include <boolean.h>
#include "libretro.h"
#include "general.h"
#include "rewind.h"
#include "gfx/video_driver.h"
#include "audio/audio_driver.h"
#ifdef HAVE_NETPLAY
#include "netplay.h"
#endif
/**
* retro_set_default_callbacks:
* @data : pointer to retro_callbacks object
*
* Binds the libretro callbacks to default callback functions.
**/
void retro_set_default_callbacks(void *data)
{
struct retro_callbacks *cbs = (struct retro_callbacks*)data;
if (!cbs)
return;
cbs->frame_cb = video_frame;
cbs->sample_cb = audio_driver_sample;
cbs->sample_batch_cb = audio_driver_sample_batch;
cbs->state_cb = input_state;
cbs->poll_cb = input_poll;
}
/**
* retro_init_libretro_cbs:
* @data : pointer to retro_callbacks object
*
* Initializes libretro callbacks, and binds the libretro callbacks
* to default callback functions.
**/
void retro_init_libretro_cbs(void *data)
{
struct retro_callbacks *cbs = (struct retro_callbacks*)data;
driver_t *driver = driver_get_ptr();
global_t *global = global_get_ptr();
if (!cbs)
return;
(void)driver;
(void)global;
core.retro_set_video_refresh(video_frame);
core.retro_set_audio_sample(audio_driver_sample);
core.retro_set_audio_sample_batch(audio_driver_sample_batch);
core.retro_set_input_state(input_state);
core.retro_set_input_poll(input_poll);
retro_set_default_callbacks(cbs);
#ifdef HAVE_NETPLAY
if (!driver->netplay_data)
return;
if (global->netplay.is_spectate)
{
core.retro_set_input_state(
(global->netplay.is_client ?
input_state_spectate_client : input_state_spectate)
);
}
else
{
core.retro_set_video_refresh(video_frame_net);
core.retro_set_audio_sample(audio_sample_net);
core.retro_set_audio_sample_batch(audio_sample_batch_net);
core.retro_set_input_state(input_state_net);
}
#endif
}
/**
* retro_set_rewind_callbacks:
*
* Sets the audio sampling callbacks based on whether or not
* rewinding is currently activated.
**/
void retro_set_rewind_callbacks(void)
{
if (state_manager_frame_is_reversed())
{
core.retro_set_audio_sample(audio_driver_sample_rewind);
core.retro_set_audio_sample_batch(audio_driver_sample_batch_rewind);
}
else
{
core.retro_set_audio_sample(audio_driver_sample);
core.retro_set_audio_sample_batch(audio_driver_sample_batch);
}
}