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https://github.com/libretro/RetroArch
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fa777b8356
Do not rely on when polling takes place in the emu core. We earlier assumed that this occured always at the start of the main loop. We now do not care about when the poll callback is called, and we manually poll the network ourselves in pre_frame.
61 lines
2.2 KiB
C
61 lines
2.2 KiB
C
/* SSNES - A Super Nintendo Entertainment System (SNES) Emulator frontend for libsnes.
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* Copyright (C) 2010-2011 - Hans-Kristian Arntzen
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*
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* Some code herein may be based on code found in BSNES.
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*
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* SSNES is free software: you can redistribute it and/or modify it under the terms
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* of the GNU General Public License as published by the Free Software Found-
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* ation, either version 3 of the License, or (at your option) any later version.
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*
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* SSNES is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
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* without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
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* PURPOSE. See the GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along with SSNES.
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* If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef __SSNES_NETPLAY_H
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#define __SSNES_NETPLAY_H
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#include <stdint.h>
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#include <stdbool.h>
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#include <libsnes.hpp>
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void input_poll_net(void);
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int16_t input_state_net(bool port, unsigned device, unsigned index, unsigned id);
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void video_frame_net(const uint16_t *data, unsigned width, unsigned height);
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void audio_sample_net(uint16_t left, uint16_t right);
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typedef struct netplay netplay_t;
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struct snes_callbacks
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{
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snes_video_refresh_t frame_cb;
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snes_audio_sample_t sample_cb;
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snes_input_state_t state_cb;
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};
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// Creates a new netplay handle. A NULL host means we're hosting (player 1). :)
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netplay_t *netplay_new(const char *server, uint16_t port, unsigned frames, const struct snes_callbacks *cb);
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void netplay_free(netplay_t *handle);
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// Call this before running snes_run()
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void netplay_pre_frame(netplay_t *handle);
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// Call this after running snes_run()
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void netplay_post_frame(netplay_t *handle);
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// Checks if input port/index is controlled by netplay or not.
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bool netplay_is_alive(netplay_t *handle);
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bool netplay_poll(netplay_t *handle);
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int16_t netplay_input_state(netplay_t *handle, bool port, unsigned device, unsigned index, unsigned id);
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// If we're fast-forward replaying to resync, check if we should actually show frame.
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bool netplay_should_skip(netplay_t *handle);
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bool netplay_can_poll(netplay_t *handle);
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const struct snes_callbacks* netplay_callbacks(netplay_t *handle);
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#endif
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