stackSampleGenerator[trace.ProcID]
	logEventGenerator[trace.ProcID]

	gStates   map[trace.GoID]*gState[trace.ProcID]
	inSyscall map[trace.ProcID]*gState[trace.ProcID]
	maxProc   trace.ProcID
}

func newProcGenerator() *procGenerator {
	pg := new(procGenerator)
	rg := func(ev *trace.Event) trace.ProcID {
		return ev.Proc()
	}
	pg.stackSampleGenerator.getResource = rg
	pg.logEventGenerator.getResource = rg

		g = newGoroutineGenerator(ctx, opts.focusGoroutine, opts.goroutines)
	} else if opts.mode&traceviewer.ModeThreadOriented != 0 {
		g = newThreadGenerator()
	} else {
		g = newProcGenerator()
	}
	runGenerator(ctx, g, parsed, opts)
	return nil