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Preliminary PCjr emulation.

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Improvements to PIT and serial emulation.
This commit is contained in:
TomW 2014-01-12 11:37:09 +00:00
commit f18f10574a
27 changed files with 1659 additions and 377 deletions
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10
src/sound_speaker.c
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@ -2,6 +2,8 @@
#include "sound.h"
#include "sound_speaker.h"
int speaker_mute = 0;
static int16_t speaker_buffer[SOUNDBUFLEN];
static int speaker_pos = 0;
@ -30,8 +32,11 @@ static void speaker_get_buffer(int16_t *buffer, int len, void *p)
{
int c;
for (c = 0; c < len * 2; c++)
buffer[c] += speaker_buffer[c >> 1];
if (!speaker_mute)
{
for (c = 0; c < len * 2; c++)
buffer[c] += speaker_buffer[c >> 1];
}
speaker_pos = 0;
}
@ -39,4 +44,5 @@ static void speaker_get_buffer(int16_t *buffer, int len, void *p)
void speaker_init()
{
sound_add_handler(speaker_poll, speaker_get_buffer, NULL);
speaker_mute = 0;
}