t.length;i++){const r=t[i],s=e.getViewport(r),a=p[i];a.matrix.fromArray(r.transform.matrix),a.projectionMatrix.fromArray(r.projectionMatrix),a.viewport.set(s.x,s.y,s.width,s.height),0===i&&m.matrix.copy(a.matrix),!0===n&&m.cameras.push(a)}}const n=r.inputSources;for(let t=0;t