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* leave it to beavers * match * merge * catchup part 2 * fix warnings * I accidentally the xml * hopefully that's all of them * lol merge * linked object * now with more enums * Update src/overlays/actors/ovl_En_Az/z_en_az.c Co-authored-by: engineer124 <47598039+engineer124@users.noreply.github.com> * more fixes * limbs and maths * stuff * more macro management * last enum? * more fixes * fixed * entrances Co-authored-by: petrie911 <pmontag@DESKTOP-LG8A167.localdomain> Co-authored-by: petrie911 <pmontag@Monday.localdomain> Co-authored-by: petrie911 <pmontag@PHYS-S129.iowa.uiowa.edu> Co-authored-by: engineer124 <47598039+engineer124@users.noreply.github.com>
134 lines
3.6 KiB
C
134 lines
3.6 KiB
C
#ifndef Z64MATH_H
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#define Z64MATH_H
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#include "ultra64.h"
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#define VEC_SET(V,X,Y,Z) V.x=X;V.y=Y;V.z=Z
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typedef struct {
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/* 0x0 */ s16 x;
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/* 0x2 */ s16 z;
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} Vec2s; // size = 0x4
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typedef struct {
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/* 0x0 */ f32 x;
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/* 0x4 */ f32 z;
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} Vec2f; // size = 0x8
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typedef struct {
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/* 0x0 */ f32 x;
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/* 0x4 */ f32 y;
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/* 0x8 */ f32 z;
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} Vec3f; // size = 0xC
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typedef struct {
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/* 0x0 */ u16 x;
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/* 0x2 */ u16 y;
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/* 0x4 */ u16 z;
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} Vec3us; // size = 0x6
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typedef struct {
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/* 0x0 */ s16 x;
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/* 0x2 */ s16 y;
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/* 0x4 */ s16 z;
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} Vec3s; // size = 0x6
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typedef struct {
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/* 0x0 */ s32 x;
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/* 0x4 */ s32 y;
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/* 0x8 */ s32 z;
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} Vec3i; // size = 0xC
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typedef struct {
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/* 0x0 */ Vec3s center;
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/* 0x6 */ s16 radius;
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} Sphere16; // size = 0x8
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typedef struct {
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/* 0x0 */ Vec3f center;
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/* 0xC */ f32 radius;
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} Spheref; // size = 0x10
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/*
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The plane paramaters are of form `ax + by + cz + d = 0`
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where `(a,b,c)` is the plane's normal vector and d is the originDist
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*/
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typedef struct {
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/* 0x00 */ Vec3f normal;
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/* 0x0C */ f32 originDist;
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} Plane; // size = 0x10
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typedef struct {
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/* 0x00 */ Vec3f vtx[3];
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/* 0x24 */ Plane plane;
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} TriNorm; // size = 0x34
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typedef struct {
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/* 0x0 */ s16 radius;
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/* 0x2 */ s16 height;
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/* 0x4 */ s16 yShift;
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/* 0x6 */ Vec3s pos;
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} Cylinder16; // size = 0xC
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typedef struct {
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/* 0x00 */ f32 radius;
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/* 0x04 */ f32 height;
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/* 0x08 */ f32 yShift;
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/* 0x0C */ Vec3f pos;
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} Cylinderf; // size = 0x18
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typedef struct {
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/* 0x00 */ Vec3f point;
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/* 0x0C */ Vec3f dir;
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} InfiniteLine; // size = 0x18
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typedef struct {
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/* 0x00 */ Vec3f a;
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/* 0x0C */ Vec3f b;
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} LineSegment; // size = 0x18
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// Defines a point in the spherical coordinate system
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typedef struct {
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/* 0x0 */ f32 r; // radius
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/* 0x4 */ s16 pitch; // polar (zenith) angle
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/* 0x6 */ s16 yaw; // azimuthal angle
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} VecSph; // size = 0x8
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#define LERPIMP(v0, v1, t) ((v0) + (((v1) - (v0)) * (t)))
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#define F32_LERP(v0, v1, t) ((1.0f - (t)) * (f32)(v0) + (t) * (f32)(v1))
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#define F32_LERPIMP(v0, v1, t) ((f32)(v0) + (((f32)(v1) - (f32)(v0)) * (t)))
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#define F32_LERPIMPINV(v0, v1, t) ((f32)(v0) + (((f32)(v1) - (f32)(v0)) / (t)))
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#define BINANG_LERPIMP(v0, v1, t) ((v0) + (s16)(BINANG_SUB((v1), (v0)) * (t)))
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#define BINANG_LERPIMPINV(v0, v1, t) ((v0) + BINANG_SUB((v1), (v0)) / (t))
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#define LERPWEIGHT(val, prev, next) (((val) - (prev)) / ((next) - (prev)))
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#define F32_LERPWEIGHT(val, prev, next) (((f32)(val) - (f32)(prev)) / ((f32)(next) - (f32)(prev)))
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#define VEC3F_LERPIMPDST(dst, v0, v1, t){ \
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(dst)->x = (v0)->x + (((v1)->x - (v0)->x) * t); \
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(dst)->y = (v0)->y + (((v1)->y - (v0)->y) * t); \
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(dst)->z = (v0)->z + (((v1)->z - (v0)->z) * t); \
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}
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#define IS_ZERO(f) (fabsf(f) < 0.008f)
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// Angle conversion macros
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#define DEG_TO_BINANG(degrees) (s16)((degrees) * (0x8000 / 180.0f))
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#define RADF_TO_BINANG(radf) (s16)((radf) * (0x8000 / M_PI))
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#define RADF_TO_DEGF(radf) ((radf) * (180.0f / M_PI))
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#define DEGF_TO_RADF(degf) ((degf) * (M_PI / 180.0f))
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#define BINANG_TO_RAD(binang) (((f32)binang / 0x8000) * M_PI)
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// Angle arithmetic macros
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#define BINANG_ROT180(angle) ((s16)(angle + 0x8000))
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#define BINANG_SUB(a, b) ((s16)(a - b))
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#define BINANG_ADD(a, b) ((s16)(a + b))
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// Vector macros
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#define SQXZ(vec) ((vec.x) * (vec.x) + (vec.z) * (vec.z))
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#define DOTXZ(vec1, vec2) ((vec1.x) * (vec2.x) + (vec1.z) * (vec2.z))
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#define SQXYZ(vec) ((vec.x) * (vec.x) + (vec.y) * (vec.y) + (vec.z) * (vec.z))
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#define DOTXYZ(vec1, vec2) ((vec1.x) * (vec2.x) + (vec1.y) * (vec2.y) + (vec1.z) * (vec2.z))
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#endif
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