diff options
Diffstat (limited to 'sound.c')
| -rw-r--r-- | sound.c | 10 |
1 files changed, 5 insertions, 5 deletions
@@ -90,9 +90,9 @@ void sound_timer(fixed8_24 frequency_step, u32 channel) u32 buffer_index = ds->buffer_index; s16 current_sample, next_sample; - current_sample = ds->fifo[ds->fifo_base] << 4; + current_sample = ds->fifo[ds->fifo_base] * 16; ds->fifo_base = (ds->fifo_base + 1) % 32; - next_sample = ds->fifo[ds->fifo_base] << 4; + next_sample = ds->fifo[ds->fifo_base] * 16; if(sound_on == 1) { @@ -442,7 +442,7 @@ void update_gbc_sound(u32 cpu_ticks) s32 volume_left, volume_right; u32 envelope_volume; s32 current_sample; - u32 sound_status = address16(io_registers, 0x84) & 0xFFF0; + u16 sound_status = read_ioreg(REG_SOUNDCNT_X) & 0xFFF0; s8 *sample_data; s8 *wave_bank; u8 *wave_ram = ((u8 *)io_registers) + 0x90; @@ -526,7 +526,7 @@ void update_gbc_sound(u32 cpu_ticks) } } - address16(io_registers, 0x84) = sound_status; + write_ioreg(REG_SOUNDCNT_X, sound_status); gbc_sound_last_cpu_ticks = cpu_ticks; gbc_sound_buffer_index = @@ -660,7 +660,7 @@ void render_audio(void) current_sample = 2047; if(current_sample < -2048) current_sample = -2048; - stream_base[i] = current_sample << 4; + stream_base[i] = current_sample * 16; source[i] = 0; } #ifdef __LIBRETRO__ |