32 lines
1 KiB
Text
32 lines
1 KiB
Text
# system.ludic - the reader as a system: what has been read and the last bearing are saved; the
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# prints themselves are the ground's and are not (the animals leave new ones)
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export function tracks_reset(tracks_st: mut TracksState) -> void {
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tracks_st.tk_read_n = 0
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tracks_st.tk_yaw = 0.0
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tracks_st.tk_has_yaw = false
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tracks_st.tk_chain = -1
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q_clear(tracks_reads(tracks_st))
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}
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export function tracks_save(tracks_st: TracksState) -> Val {
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let v = Value.object()
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sv_put_int(v, "read", tracks_st.tk_read_n)
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sv_put_bool(v, "has_yaw", tracks_st.tk_has_yaw)
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sv_put_float(v, "yaw", tracks_st.tk_yaw)
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return v
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}
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export function tracks_load(tracks_st: mut TracksState, v: Val, version: int) -> void {
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tracks_reset(tracks_st)
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tracks_st.tk_read_n = sv_int(v, "read", 0)
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tracks_st.tk_has_yaw = sv_bool(v, "has_yaw", false)
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tracks_st.tk_yaw = sv_float(v, "yaw", 0.0)
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}
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export function tracks_system() -> System {
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let s = system_new("tracks", PH_SIMULATE)
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s.reset = fn tracks_reset
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s.save = fn tracks_save
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s.load = fn tracks_load
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return s
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}
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