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https://github.com/cookiengineer/audacity
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44 lines
2.1 KiB
Plaintext
44 lines
2.1 KiB
Plaintext
(INSTRSAX-COMPLETE-ALG
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(NAME "sax_all")
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(ARGUMENTS ("double" "freq") ("sound_type" "breath_env") ("sound_type" "freq_env")
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("double" "vibrato_freq") ("double" "vibrato_gain")
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("sound_type" "reed_stiffness") ("sound_type" "noise_env")
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("sound_type" "blow_pos") ("sound_type" "reed_table_offset")
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("rate_type" "sr"))
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(STATE ("struct instr *" "sax" "initInstrument(SAXOFONY, round(sr));
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noteOn(susp->sax, freq, 1.0);
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controlChange(susp->sax, 29, SAX_CONTROL_CHANGE_CONST * vibrato_freq);
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controlChange(susp->sax, 1, SAX_CONTROL_CHANGE_CONST * vibrato_gain);")
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("double" "frequency" "freq")
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("float" "breath_scale" "breath_env->scale * SAX_CONTROL_CHANGE_CONST")
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("float" "reed_scale" "reed_stiffness->scale * SAX_CONTROL_CHANGE_CONST")
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("float" "noise_scale" "noise_env->scale * SAX_CONTROL_CHANGE_CONST")
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("float" "blow_scale" "blow_pos->scale * SAX_CONTROL_CHANGE_CONST")
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("float" "offset_scale"
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"reed_table_offset->scale * SAX_CONTROL_CHANGE_CONST"))
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(START (min breath_env))
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; matched doesn't help much because controlChange() is called in inner loop
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;(MATCHED-SAMPLE-RATE freq_env breath_env
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; reed_stiffness noise_env blow_pos reed_table_offset)
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(CONSTANT "frequency" "breath_scale" "reed_scale" "noise_scale"
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"blow_scale" "offset_scale")
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(ALWAYS-SCALE freq_env)
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(INTERNAL-SCALING breath_env reed_stiffness noise_env
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blow_pos reed_table_offset)
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(INLINE-INTERPOLATION no)
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(SAMPLE-RATE "sr")
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(TERMINATE (min breath_env))
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(INNER-LOOP "controlChange(sax, 128, breath_scale * breath_env);
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controlChange(sax, 2, reed_scale * reed_stiffness);
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controlChange(sax, 4, noise_scale * noise_env);
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controlChange(sax, 11, blow_scale * blow_pos);
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controlChange(sax, 26, offset_scale * reed_table_offset);
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setFrequency(sax, frequency + freq_env);
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output = (sample_type) tick(sax)")
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(SUPPORT-HEADER "#define SAX_CONTROL_CHANGE_CONST 128\n")
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(SUPPORT-FUNCTIONS "#include \"instr.h\"\n#include \"upsample.h\"\n")
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(FINALIZATION " deleteInstrument(susp->sax);\n")
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)
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