mirror of
https://github.com/Oibaf66/frodo-wii.git
synced 2024-11-22 19:39:24 +01:00
103 lines
2.3 KiB
C
103 lines
2.3 KiB
C
/*
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* SID_Be.h - 6581 emulation, Be specific stuff
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*
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* Frodo (C) 1994-1997,2002-2005 Christian Bauer
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* 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
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#include "C64.h"
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/*
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* Initialization, open subscriber
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*/
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#if B_HOST_IS_LENDIAN
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const media_raw_audio_format audio_format = {SAMPLE_FREQ, 1, media_raw_audio_format::B_AUDIO_SHORT, B_MEDIA_LITTLE_ENDIAN, SAMPLE_FREQ / CALC_FREQ * 2};
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#else
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const media_raw_audio_format audio_format = {SAMPLE_FREQ, 1, media_raw_audio_format::B_AUDIO_SHORT, B_MEDIA_BIG_ENDIAN, SAMPLE_FREQ / CALC_FREQ * 2};
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#endif
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void DigitalRenderer::init_sound(void)
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{
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the_player = new BSoundPlayer(&audio_format, "Frodo", buffer_proc, NULL, this);
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the_player->SetHasData(true);
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the_player->Start();
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player_stopped = false;
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ready = true;
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}
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/*
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* Destructor, close subscriber
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*/
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DigitalRenderer::~DigitalRenderer()
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{
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if (the_player) {
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the_player->Stop();
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delete the_player;
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}
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}
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/*
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* Sample volume (for sampled voice)
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*/
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void DigitalRenderer::EmulateLine(void)
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{
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sample_buf[sample_in_ptr] = volume;
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sample_in_ptr = (sample_in_ptr + 1) % SAMPLE_BUF_SIZE;
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}
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/*
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* Pause sound output
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*/
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void DigitalRenderer::Pause(void)
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{
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if (!player_stopped) {
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the_player->Stop();
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player_stopped = true;
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}
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}
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/*
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* Resume sound output
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*/
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void DigitalRenderer::Resume(void)
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{
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if (player_stopped) {
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the_player->Start();
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player_stopped = false;
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}
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}
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/*
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* Stream function
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*/
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void DigitalRenderer::buffer_proc(void *cookie, void *buffer, size_t size, const media_raw_audio_format &format)
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{
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((DigitalRenderer *)cookie)->calc_buffer((int16 *)buffer, size);
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((DigitalRenderer *)cookie)->the_c64->SoundSync();
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}
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