Function sphereHitsEnv4CB

src/SB/Core/gc/iCollide.cpp:456–532

}

static RpCollisionTriangle* sphereHitsEnv4CB(RpIntersection* isx, RpWorldSector* sector,
                                             RpCollisionTriangle* tri, F32 dist, void* data)
{
    xCollis* colls = (xCollis*)data;
    F32 radius = isx->t.line.end.x;
    xVec3 tohit;
    xCollis temp;
    U8 idx;
    xCollis* c;
    F32 ddist;

    dist = FLOAT_MAX;
    properSphereIsectTri((xVec3*)&isx->t.line.start, radius, &tohit, &dist, tri);
    if (0.0f == dist)
    {
        return tri;
    }
    if (dist > radius)
    {
        return tri;
    }

    if (sCollidingJSP != NULL)
    {
        if (*(U8*)(tri->index + 4) & 0x10)
        {
            temp.flags = 0x20000;
        }
        else
        {
            temp.flags = 0;
        }
    }
    else
    {
        temp.flags = 0;
    }

    temp.optr = NULL;
    idx = xCollideGetCollsIdx(&temp, &tohit, cbmat);

    c = &colls[idx & 0xff];
    ddist = dist - c->dist;

    if (!(dist < 0.0f || (ddist < 0.001f && c->norm.y > tri->normal.y)))
    {
        return tri;
    }

    c->dist = dist;
    c->tohit = tohit;
    c->norm.x = tri->normal.x;
    c->norm.y = tri->normal.y;
    c->norm.z = tri->normal.z;
    c->tri.index = tri->index;
    c->flags |= 1;

    if (sCollidingJSP != NULL && *(U8*)(tri->index + 4) & 0x10)