diff options
author | hap <happppp@users.noreply.github.com> | 2020-09-14 20:29:01 +0200 |
---|---|---|
committer | hap <happppp@users.noreply.github.com> | 2020-09-14 20:29:01 +0200 |
commit | 44ea7782c1cba1628a0b71bf1b7007eb5e6ed2df (patch) | |
tree | 1e20d1a6157acdd6da38dbf2b2bd32312663d953 /src/devices | |
parent | 6ebf956324771f79dc1724c86f34af427ba32767 (diff) |
i8244: update to use newsound
Diffstat (limited to 'src/devices')
-rw-r--r-- | src/devices/video/i8244.cpp | 10 | ||||
-rw-r--r-- | src/devices/video/i8244.h | 3 |
2 files changed, 6 insertions, 7 deletions
diff --git a/src/devices/video/i8244.cpp b/src/devices/video/i8244.cpp index 5a4a1551cc0..8288dd9e552 100644 --- a/src/devices/video/i8244.cpp +++ b/src/devices/video/i8244.cpp @@ -129,7 +129,7 @@ void i8244_device::device_start() m_hblank_timer->adjust(screen().time_until_pos(0, m_hblank_start), 0, screen().scan_period()); // allocate a stream - m_stream = stream_alloc_legacy(0, 1, clock()); + m_stream = stream_alloc(0, 1, clock()); // register our state memset(m_vdc.reg, 0, 0x100); @@ -740,16 +740,16 @@ uint32_t i8244_device::screen_update(screen_device &screen, bitmap_ind16 &bitmap } -void i8244_device::sound_stream_update_legacy(sound_stream &stream, stream_sample_t const * const *inputs, stream_sample_t * const *outputs, int samples) +void i8244_device::sound_stream_update(sound_stream &stream, std::vector<read_stream_view> const &inputs, std::vector<write_stream_view> &outputs) { u8 volume = m_vdc.s.sound & 0xf; - int sample_on = (m_sh_output & m_vdc.s.sound >> 7) * 0x4000; + stream_buffer::sample_t sample_on = (m_sh_output & m_vdc.s.sound >> 7) * 0.5; - for (int i = 0; i < samples; i++) + for (int i = 0; i < outputs[0].samples(); i++) { // clock duty cycle m_sh_duty = (m_sh_duty + 1) & 0xf; - outputs[0][i] = (m_sh_duty < volume) ? sample_on : 0; + outputs[0].put(i, (m_sh_duty < volume) ? sample_on : 0.0); } } diff --git a/src/devices/video/i8244.h b/src/devices/video/i8244.h index ebcbebbdea3..3568f5a613d 100644 --- a/src/devices/video/i8244.h +++ b/src/devices/video/i8244.h @@ -97,11 +97,10 @@ protected: virtual const tiny_rom_entry *device_rom_region() const override; // device_sound_interface overrides - virtual void sound_stream_update_legacy(sound_stream &stream, stream_sample_t const * const *inputs, stream_sample_t * const *outputs, int samples) override; + virtual void sound_stream_update(sound_stream &stream, std::vector<read_stream_view> const &inputs, std::vector<write_stream_view> &outputs) override; virtual void set_default_params(); - //void render_scanline(int vpos); int get_y_beam(); int get_x_beam(); offs_t fix_register_mirrors( offs_t offset ); |