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69 lines
1.3 KiB
C
69 lines
1.3 KiB
C
#ifndef MATH_H
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#define MATH_H
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#include "ultra64/ultratypes.h"
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#define M_PI 3.14159265358979323846f
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#define M_SQRT2 1.41421356237309504880f
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#define MAXFLOAT 3.40282347e+38f
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#define SHT_MAX 32767.0f
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#define SHT_MINV (1.0f / SHT_MAX)
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float floorf(float);
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double floor(double);
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long lfloorf(float);
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long lfloor(double);
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float ceilf(float);
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double ceil(double);
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long lceilf(float);
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long lceil(double);
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float truncf(float);
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double trunc(double);
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long ltruncf(float);
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long ltrunc(double);
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float nearbyintf(float);
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double nearbyint(double);
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long lnearbyintf(float);
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long lnearbyint(double);
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float roundf(float);
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double round(double);
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long lroundf(float);
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long lround(double);
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f32 fabsf(f32 f);
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#ifdef __sgi
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#pragma intrinsic(fabsf)
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#else
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#define fabsf(f) __builtin_fabsf((f32)(f))
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#endif
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f64 fabs(f64 f);
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#ifdef __sgi
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#pragma intrinsic(fabs)
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#else
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#define fabs(f) __builtin_fabs((f64)(f))
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#endif
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f32 sqrtf(f32 f);
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// IDO has a sqrtf intrinsic, but in N64 versions it's not used for some files.
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// For these files we define NO_SQRTF_INTRINSIC to use the sqrtf function instead.
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#if defined(__sgi) && !defined(NO_SQRTF_INTRINSIC)
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#pragma intrinsic(sqrtf)
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#endif
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f64 sqrt(f64 f);
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#ifdef __sgi
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#pragma intrinsic(sqrt)
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#endif
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#if !PLATFORM_N64
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extern float qNaN0x3FFFFF;
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extern float qNaN0x10000;
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extern float sNaN0x3FFFFF;
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#endif
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#endif
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