23 lines
1,006 B
Text
23 lines
1,006 B
Text
# channels_test.ludic - a channel scales what is emitted on it, holds to 0..1, and leaves the others
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import "ludic.audio"
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program ChannelsTest {
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numbers float
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function t_x() -> float { return 0.0 }
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bind AudioListener { x: fn t_x, z: fn t_x }
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test "a channel's volume scales an emit on it and no other" (audio_st: mut AudioState) {
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aud_channel_set(audio_st, AUD_CH_WILDLIFE, 0.5)
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aud_emit_on(audio_st, AUD_CH_WILDLIFE, 7, 0.8, 1.0, 0.0)
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expect_near(aud_last_gain(audio_st), 0.4, 0.0001)
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aud_emit_on(audio_st, AUD_CH_EFFECTS, 7, 0.8, 1.0, 0.0)
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expect_near(aud_last_gain(audio_st), 0.8, 0.0001)
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}
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test "a channel holds to 0..1, and an unknown one is full" (audio_st: mut AudioState) {
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aud_channel_set(audio_st, AUD_CH_UI, 3.0)
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expect_near(aud_channel(audio_st, AUD_CH_UI), 1.0, 0.0001)
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aud_channel_set(audio_st, AUD_CH_AMBIENT, -1.0)
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expect_near(aud_channel(audio_st, AUD_CH_AMBIENT), 0.0, 0.0001)
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expect_near(aud_channel(audio_st, 9), 1.0, 0.0001)
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}
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}
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