Function xSweptSphereToEnv

src/SB/Core/x/xCollide.cpp:1957–2002

        line.end = *(RwV3d*)&sws->end;

        RwV3d delta;
        RwV3dSubMacro(&delta, &line.end, &line.start);

        xClumpCollV3dGradient grad;
        F32 recip;

        recip = (delta.x != 0.0f) ? (1.0f / delta.x) : 0.0f;
        grad.dydx = delta.y * recip;
        grad.dzdx = delta.z * recip;

        recip = (delta.y != 0.0f) ? (1.0f / delta.y) : 0.0f;
        grad.dxdy = delta.x * recip;
        grad.dzdy = delta.z * recip;

        recip = (delta.z != 0.0f) ? (1.0f / delta.z) : 0.0f;
        grad.dxdz = delta.x * recip;
        grad.dydz = delta.y * recip;

        xClumpColl_ForAllCapsuleLeafNodeIntersections(env->geom->jsp->colltree, &line, sws->radius,
                                                      &grad, SweptSphereLeafNodeCB, sws);
    }
    else
    {
        RpIntersection isx;
        isx.type = rpINTERSECTBOX;
        isx.t.box.sup = *(RwV3d*)&sws->box.upper;
        isx.t.box.inf = *(RwV3d*)&sws->box.lower;

        RpCollisionWorldForAllIntersections(env->geom->world, &isx, SweptSphereHitsEnvCB, sws);
    }

    return sSweptSphereHitFound;
}

static S32 SweptSphereModelCB(S32 numTriangles, S32 triOffset, void* data)
{
    SweptSphereCollParam* isData = (SweptSphereCollParam*)data;
    RpGeometry* geometry = isData->geometry;
    xSweptSphere* sws = isData->sws;
    RwV3d* vertices = geometry->morphTarget->verts;
    RpTriangle* triangles = geometry->triangles;
    S32 triSlot = triOffset;
    U16* triIndex = RpCollisionGeometryGetData(geometry)->triangleMap + triOffset;

    while (numTriangles--)
    {
        triSlot = *triIndex++;
        RpTriangle* tri = &triangles[triSlot];
        S32 vertIndex0 = tri->vertIndex[0];