68 lines
1.2 KiB
V
68 lines
1.2 KiB
V
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module sim
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import math
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import benchmark
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const (
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max_iterations = 1000
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simulation_delta_t = 0.0005
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)
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pub struct SimRequest {
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params SimParams
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state SimState
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pub:
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id int
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}
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pub struct SimResult {
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state SimState
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pub:
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id int
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magnet1_distance f64
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magnet2_distance f64
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magnet3_distance f64
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}
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pub fn sim_worker(id int, request_chan chan &SimRequest, result_channels []chan &SimResult) {
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mut bmark := benchmark.new_benchmark()
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for {
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request := <-request_chan or { break }
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bmark.step()
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result := compute_result(request)
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for ch in result_channels {
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ch <- result
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}
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bmark.ok()
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}
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bmark.stop()
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println(bmark.total_message(@FN + ': worker $id'))
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}
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pub fn compute_result(request SimRequest) &SimResult {
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mut state := request.state
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params := request.params
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for _ in 0 .. sim.max_iterations {
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state.increment(sim.simulation_delta_t, params)
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if state.done() {
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println('done!')
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break
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}
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}
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m1_dist := params.get_magnet_dist(0, state)
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m2_dist := params.get_magnet_dist(2.0 * math.pi / 3.0, state)
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m3_dist := params.get_magnet_dist(4.0 * math.pi / 3.0, state)
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id := request.id
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return &SimResult{
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id: id
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state: state
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magnet1_distance: m1_dist
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magnet2_distance: m2_dist
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magnet3_distance: m3_dist
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}
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}
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