summaryrefslogtreecommitdiffstatshomepage
path: root/src/emu/speaker.h
diff options
context:
space:
mode:
Diffstat (limited to 'src/emu/speaker.h')
-rw-r--r--src/emu/speaker.h129
1 files changed, 82 insertions, 47 deletions
diff --git a/src/emu/speaker.h b/src/emu/speaker.h
index 3cb0794d998..c4fd19edca1 100644
--- a/src/emu/speaker.h
+++ b/src/emu/speaker.h
@@ -5,8 +5,9 @@
speaker.h
Speaker output sound device.
+ Microphone input sound device.
- Speakers have (x, y, z) coordinates in 3D space:
+ They have (x, y, z) coordinates in 3D space:
* Observer is at position (0, 0, 0)
* Positive x is to the right of the observer
* Negative x is to the left of the observer
@@ -15,9 +16,6 @@
* Positive z is in front of the observer
* Negative z is behind the observer
- Currently, MAME only considers the sign of the x coordinate (not its
- magnitude), and completely ignores the y and z coordinates.
-
***************************************************************************/
#ifndef MAME_EMU_SPEAKER_H
@@ -32,6 +30,7 @@
// device type definition
DECLARE_DEVICE_TYPE(SPEAKER, speaker_device)
+DECLARE_DEVICE_TYPE(MICROPHONE, microphone_device)
@@ -39,65 +38,101 @@ DECLARE_DEVICE_TYPE(SPEAKER, speaker_device)
// TYPE DEFINITIONS
//**************************************************************************
-// ======================> speaker_device
+class sound_io_device : public device_t, public device_sound_interface
+{
+public:
+ virtual ~sound_io_device();
+
+ // configuration helpers
+ sound_io_device &set_position(u32 channel, double x, double y, double z);
+ sound_io_device &front_center(u32 channel = 0) { return set_position(channel, 0.0, 0.0, 1.0); }
+ sound_io_device &front_left(u32 channel = 0) { return set_position(channel, -0.2, 0.0, 1.0); }
+ sound_io_device &front_floor(u32 channel = 0) { return set_position(channel, 0.0, -0.5, 1.0); }
+ sound_io_device &front_right(u32 channel = 0) { return set_position(channel, 0.2, 0.0, 1.0); }
+ sound_io_device &rear_center(u32 channel = 0) { return set_position(channel, 0.0, 0.0, -0.5); }
+ sound_io_device &rear_left(u32 channel = 0) { return set_position(channel, -0.2, 0.0, -0.5); }
+ sound_io_device &rear_right(u32 channel = 0) { return set_position(channel, 0.2, 0.0, -0.5); }
+ sound_io_device &headrest_center(u32 channel = 0) { return set_position(channel, 0.0, 0.0, -0.1); }
+ sound_io_device &headrest_left(u32 channel = 0) { return set_position(channel, -0.1, 0.0, -0.1); }
+ sound_io_device &headrest_right(u32 channel = 0) { return set_position(channel, 0.1, 0.0, -0.1); }
+ sound_io_device &seat(u32 channel = 0) { return set_position(channel, 0.0, -0.5, 0.0); }
+ sound_io_device &backrest(u32 channel = 0) { return set_position(channel, 0.0, -0.2, 0.1); }
+ sound_io_device &front() { return front_left(0).front_right(1); }
+ sound_io_device &rear() { return rear_left(0).rear_right(1); }
+ sound_io_device &corners() { return front_left(0).front_right(1).rear_left(2).rear_right(3); }
+ std::array<double, 3> get_position(u32 channel) const { return m_positions[channel]; }
+ std::string get_position_name(u32 channel) const;
+
+ virtual bool is_output() const = 0;
+ void set_id(int id) { m_id = id; }
+
+ sound_stream *stream() const { return m_stream; }
+
+protected:
+ struct position_name_mapping {
+ double m_x, m_y, m_z;
+ const char *m_name;
+ };
+
+ static const position_name_mapping position_name_mappings[];
-class speaker_device : public device_t, public device_mixer_interface
+ // configuration state
+ std::vector<std::array<double, 3>> m_positions;
+ sound_stream *m_stream;
+ int m_id;
+
+ sound_io_device(const machine_config &mconfig, device_type type, const char *tag, device_t *owner, double x, double y, double z)
+ : sound_io_device(mconfig, type, tag, owner, 1)
+ {
+ set_position(0, x, y, z);
+ }
+ sound_io_device(const machine_config &mconfig, device_type type, const char *tag, device_t *owner, u32 channels); // Collides with clock, but not important
+};
+
+class speaker_device : public sound_io_device
{
public:
// construction/destruction
speaker_device(const machine_config &mconfig, const char *tag, device_t *owner, double x, double y, double z)
- : speaker_device(mconfig, tag, owner, 0)
- {
- set_position(x, y, z);
- }
- speaker_device(const machine_config &mconfig, const char *tag, device_t *owner, u32 clock = 0);
+ : sound_io_device(mconfig, SPEAKER, tag, owner, x, y, z) {}
+ speaker_device(const machine_config &mconfig, const char *tag, device_t *owner, u32 channels = 1)
+ : sound_io_device(mconfig, SPEAKER, tag, owner, channels) {}
+
virtual ~speaker_device();
- // configuration helpers
- speaker_device &set_position(double x, double y, double z);
- speaker_device &front_center() { set_position( 0.0, 0.0, 1.0); return *this; }
- speaker_device &front_left() { set_position(-0.2, 0.0, 1.0); return *this; }
- speaker_device &front_floor() { set_position( 0.0, -0.5, 1.0); return *this; }
- speaker_device &front_right() { set_position( 0.2, 0.0, 1.0); return *this; }
- speaker_device &rear_center() { set_position( 0.0, 0.0, -0.5); return *this; }
- speaker_device &rear_left() { set_position(-0.2, 0.0, -0.5); return *this; }
- speaker_device &rear_right() { set_position( 0.2, 0.0, -0.5); return *this; }
- speaker_device &headrest_center() { set_position( 0.0, 0.0, -0.1); return *this; }
- speaker_device &headrest_left() { set_position(-0.1, 0.0, -0.1); return *this; }
- speaker_device &headrest_right() { set_position( 0.1, 0.0, -0.1); return *this; }
- speaker_device &seat() { set_position( 0.0, -0.5, 0.0); return *this; }
- speaker_device &backrest() { set_position( 0.0, -0.2, 0.1); return *this; }
-
- // internally for use by the sound system
- void mix(stream_buffer::sample_t *leftmix, stream_buffer::sample_t *rightmix, attotime start, attotime end, int expected_samples, bool suppress);
-
- // user panning configuration
- void set_pan(float pan) { m_pan = std::clamp(pan, -1.0f, 1.0f); }
- float pan() { return m_pan; }
- float defpan() { return m_defpan; }
+ virtual bool is_output() const override { return true; }
protected:
+
// device-level overrides
virtual void device_start() override ATTR_COLD;
- virtual void device_stop() override ATTR_COLD;
- // configuration state
- double m_x;
- double m_y;
- double m_z;
- float m_pan;
- float m_defpan;
-
- // internal state
- static constexpr int BUCKETS_PER_SECOND = 10;
- std::vector<stream_buffer::sample_t> m_max_sample;
- stream_buffer::sample_t m_current_max;
- u32 m_samples_this_bucket;
+ virtual void sound_stream_update(sound_stream &stream) override;
};
+class microphone_device : public sound_io_device
+{
+public:
+ // construction/destruction
+ microphone_device(const machine_config &mconfig, const char *tag, device_t *owner, double x, double y, double z)
+ : sound_io_device(mconfig, MICROPHONE, tag, owner, x, y, z) {}
+ microphone_device(const machine_config &mconfig, const char *tag, device_t *owner, u32 channels = 1)
+ : sound_io_device(mconfig, MICROPHONE, tag, owner, channels) {}
+
+ virtual ~microphone_device();
+
+ virtual bool is_output() const override { return false; }
+
+protected:
+
+ // device-level overrides
+ virtual void device_start() override ATTR_COLD;
+
+ virtual void sound_stream_update(sound_stream &stream) override;
+};
-// speaker device iterator
using speaker_device_enumerator = device_type_enumerator<speaker_device>;
+using microphone_device_enumerator = device_type_enumerator<microphone_device>;
#endif // MAME_EMU_SPEAKER_H