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47 lines
1.4 KiB
C
47 lines
1.4 KiB
C
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#ifndef SOUNDFONT_FILE_H
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#define SOUNDFONT_FILE_H
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#include "libc/stdbool.h"
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#include "alignment.h"
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#include "attributes.h"
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#include "z64audio.h"
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// Envelope definitions
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#define ENVELOPE_POINT(delay, target) { (delay), (target) }
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#define ENVELOPE_DISABLE() { ADSR_DISABLE, 0 }
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#define ENVELOPE_HANG() { ADSR_HANG, 0 }
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#define ENVELOPE_GOTO(index) { ADSR_GOTO, (index) }
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#define ENVELOPE_RESTART() { ADSR_RESTART, 0 }
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// Instrument definitions
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#define INSTR_SAMPLE_NONE { NULL, 0.0f }
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#define INSTR_SAMPLE_LO_NONE 0
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#define INSTR_SAMPLE_HI_NONE 127
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// Explicit padding is sometimes required where soundfont data was padded to 0x10 bytes (possibly due to source file
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// splits in the original soundfonts?)
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// It's less convenient for us to emit multiple files per soundfont, so instead we fill in the padding manually.
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#ifndef GLUE
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#define GLUE(a,b) a##b
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#endif
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#ifndef GLUE2
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#define GLUE2(a,b) GLUE(a,b)
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#endif
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#ifdef __sgi
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// For IDO, we have to add explicit padding arrays
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#define SF_PAD4() static u8 GLUE2(_pad, __LINE__) [] = { 0,0,0,0 }
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#define SF_PAD8() static u8 GLUE2(_pad, __LINE__) [] = { 0,0,0,0,0,0,0,0 }
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#define SF_PADC() static u8 GLUE2(_pad, __LINE__) [] = { 0,0,0,0,0,0,0,0,0,0,0,0 }
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#else
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// For other compilers, the soundfont compiler (sfc) emits alignment attributes that handle this automatically
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#define SF_PAD4()
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#define SF_PAD8()
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#define SF_PADC()
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#endif
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#endif
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