35 lines
1.2 KiB
C
35 lines
1.2 KiB
C
#ifndef _EXT_MATH_H
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#define _EXT_MATH_H
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#include "math.h"
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#include "dolphin/mtx.h"
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typedef struct vec2f {
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float x;
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float y;
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} Vec2f;
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#define ABS(x) (((x) < 0) ? -(x) : (x))
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#define ABS_INV(x) (((x) >= 0) ? (x) : -(x))
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#define VECDistanceXYZ(a, b) sqrtf((((a)->x-(b)->x)*((a)->x-(b)->x))+(((a)->y-(b)->y)*((a)->y-(b)->y))+(((a)->z-(b)->z)*((a)->z-(b)->z)))
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#define VECDistanceXZ(a, b) sqrtf((((a)->x-(b)->x)*((a)->x-(b)->x))+(((a)->z-(b)->z)*((a)->z-(b)->z)))
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#define VECDistanceZY(a, b) sqrtf((((a)->z-(b)->z)*((a)->z-(b)->z))+(((a)->y-(b)->y)*((a)->y-(b)->y)))
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#define VECSumXZ(a, b) sqrtf((((a)->x+(b)->x)*((a)->x+(b)->x))+(((a)->z+(b)->z)*((a)->z+(b)->z)))
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#define VECMagXYZ(a) sqrtf(((a)->x*(a)->x)+((a)->y*(a)->y)+((a)->z*(a)->z))
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#define VECMagXZ(a) sqrtf(((a)->x*(a)->x)+((a)->z*(a)->z))
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#define VECMagXY(a) sqrtf(((a)->x*(a)->x)+((a)->y*(a)->y))
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#define VECMag2Point(a) (((a)->x*(a)->x)+((a)->y*(a)->y)+((a)->z*(a)->z))
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#define VECMagPoint(x, y, z) sqrtf(((x)*(x))+((y)*(y))+((z)*(z)))
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// #define sqrtDist3D(x, y, z) sqrtf(x * x + y * y + z * z)
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#define sind(x) sin(M_PI*(x)/180.0)
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#define cosd(x) cos(M_PI*(x)/180.0)
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#define asind(x) (180.0*(asinf((x)) / M_PI))
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#define atan2d(y, x) (180.0*(atan2((y), (x)) / M_PI))
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#endif
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