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#include <ultra64.h>
#include <global.h>
Vec3f* func_8007C1AC(Vec3f* dest, VecSph* arg1);
f32 func_8007BF90(Vec3f* a, Vec3f* b) {
f32 dx = a->x - b->x;
f32 dy = a->y - b->y;
f32 dz = a->z - b->z;
return sqrtf(SQ(dx) + SQ(dy) + SQ(dz));
}
f32 func_8007BFD0(Vec3f* a, Vec3f* b, Vec3f* dest) {
dest->x = a->x - b->x;
dest->y = a->y - b->y;
dest->z = a->z - b->z;
return sqrtf(SQ(dest->x) + SQ(dest->y) + SQ(dest->z));
}
f32 func_8007C028(Vec3f* a, Vec3f* b) {
return sqrtf(SQ(a->x - b->x) + SQ(a->z - b->z));
}
f32 func_8007C058(f32 arg0, f32 arg1) {
return (arg1 <= fabsf(arg0)) ? arg0 : ((arg0 >= 0) ? arg1 : -arg1);
}
f32 func_8007C0A8(f32 arg0, f32 arg1) {
return (fabsf(arg0) <= arg1) ? arg0 : ((arg0 >= 0) ? arg1 : -arg1);
}
Vec3f* func_8007C0F8(Vec3f* dest, Vec3f* a, Vec3f* b) {
Vec3f v1;
Vec3f v2;
f32 temp;
v1.x = b->x - a->x;
v1.y = b->y - a->y;
v1.z = b->z - a->z;
temp = func_8007C058(sqrtf(SQ(v1.x) + SQ(v1.y) + SQ(v1.z)), 0.01f);
v2.x = v1.x / temp;
v2.y = v1.y / temp;
v2.z = v1.z / temp;
*dest = v2;
return dest;
}
Vec3f* func_8007C1AC(Vec3f* dest, VecSph* arg1) {
Vec3f v;
f32 sin4;
f32 cos4;
f32 sin6;
f32 cos6;
cos4 = Math_Coss(arg1->phi);
cos6 = Math_Coss(arg1->theta);
sin4 = Math_Sins(arg1->phi);
sin6 = Math_Sins(arg1->theta);
v.x = arg1->r * sin4 * sin6;
v.y = arg1->r * cos4;
v.z = arg1->r * sin4 * cos6;
*dest = v;
return dest;
}
void func_8007C25C(Vec3f* dest, VecSph* arg1) {
VecSph var;
var.r = arg1->r;
var.phi = 0x3FFF - arg1->phi;
var.theta = arg1->theta;
func_8007C1AC(dest, &var);
}
VecSph* func_8007C29C(VecSph* arg0, Vec3f* arg1) {
VecSph sp28;
f32 distSquared;
f32 dist;
distSquared = SQ(arg1->x) + SQ(arg1->z);
dist = sqrtf(distSquared);
if ((dist == 0.0f) && (arg1->y == 0.0f)) {
sp28.phi = 0;
} else {
sp28.phi = Math_atan2f(dist, arg1->y) * 57.295776f * 182.04167f + 0.5f;
}
sp28.r = sqrtf(SQ(arg1->y) + distSquared);
if ((arg1->x == 0.0f) && (arg1->z == 0.0f)) {
sp28.theta = 0;
} else {
sp28.theta = Math_atan2f(arg1->x, arg1->z) * 57.295776f * 182.04167f + 0.5f;
}
*arg0 = sp28;
return arg0;
}
VecSph* func_8007C3F4(VecSph* arg0, Vec3f* arg1) {
VecSph sp18;
func_8007C29C(&sp18, arg1);
sp18.phi = 0x3FFF - sp18.phi;
*arg0 = sp18;
return arg0;
}
void func_8007C440(VecSph* arg0, Vec3f* a, Vec3f* b) {
Vec3f var;
var.x = b->x - a->x;
var.y = b->y - a->y;
var.z = b->z - a->z;
func_8007C29C(arg0, &var);
}
void func_8007C490(VecSph* arg0, Vec3f* a, Vec3f* b) {
Vec3f var;
var.x = b->x - a->x;
var.y = b->y - a->y;
var.z = b->z - a->z;
func_8007C3F4(arg0, &var);
}
Vec3f* func_8007C4E0(Vec3f* dest, Vec3f* a, Vec3f* b) {
Vec3f var;
var.x = Math_atan2f(b->z - a->z, b->y - a->y);
var.y = Math_atan2f(b->x - a->x, b->z - a->z);
var.z = 0;
*dest = var;
return dest;
}
Vec3f* func_8007C574(Vec3f* arg0, Vec3f* arg1, Vec3f* arg2) {
Vec3f sp24;
Vec3f sp18;
func_8007C4E0(&sp24, arg1, arg2);
// ~180 / pi
sp18.x = sp24.x * 57.295776f;
sp18.y = sp24.y * 57.295776f;
sp18.z = 0.0f;
*arg0 = sp18;
return arg0;
}
Vec3s* func_8007C5E0(Vec3s* arg0, Vec3f* arg1, Vec3f* arg2) {
Vec3f sp24;
Vec3s sp18;
func_8007C4E0(&sp24, arg1, arg2);
sp18.x = (((sp24.x * 57.295776f)) * 182.04167f) + 0.5f;
sp18.y = (((sp24.y * 57.295776f)) * 182.04167f) + 0.5f;
sp18.z = 0.0f;
*arg0 = sp18;
return arg0;
}
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