oot/src/code/z_path.c

#include <ultra64.h>
#include <global.h>

Path* Path_GetByIndex(GlobalContext* globalCtx, s16 index, s16 max) {
    Path* path;

    if (index != max) {
        path = &globalCtx->setupPathList[index];
    } else {
        path = NULL;
    }

    return path;
}

f32 Path_OrientAndGetDistSq(Actor* actor, Path* path, s16 waypoint, s16* yaw) {
    f32 dx;
    f32 dz;
    Vec3s* pointPos;

    if (path == NULL) {
        return -1.0;
    }

    pointPos = SEGMENTED_TO_VIRTUAL(path->points);
    pointPos = &pointPos[waypoint];

    dx = pointPos->x - actor->posRot.pos.x;
    dz = pointPos->z - actor->posRot.pos.z;

    *yaw = Math_atan2f(dx, dz) * (32768 / M_PI);

    return SQ(dx) + SQ(dz);
}

#pragma GLOBAL_ASM("asm/non_matchings/code/z_path/Path_CopyLastPoint.s")