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-rw-r--r--src/devices/machine/spg2xx.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/src/devices/machine/spg2xx.h b/src/devices/machine/spg2xx.h
index 8b141aaa8ba..b0044418a83 100644
--- a/src/devices/machine/spg2xx.h
+++ b/src/devices/machine/spg2xx.h
@@ -80,6 +80,7 @@ protected:
// Audio getters
inline bool get_channel_enable(const offs_t channel) const { return m_audio_regs[AUDIO_CHANNEL_ENABLE] & (1 << channel); }
inline bool get_channel_status(const offs_t channel) const { return m_audio_regs[AUDIO_CHANNEL_STATUS] & (1 << channel); }
+ inline bool get_envelope_enable(const offs_t channel) const { return m_audio_regs[AUDIO_CHANNEL_ENV_MODE] & (1 << channel); }
// Audio Mode getters
inline uint16_t get_wave_addr_high(const offs_t channel) const { return m_audio_regs[(channel << 4) | AUDIO_MODE] & AUDIO_WADDR_HIGH_MASK; }