114 lines
3.4 KiB
Lua
114 lines
3.4 KiB
Lua
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-- example script for light effects on IIDX TT stab movement
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-- create a folder called "script" next to spice and put me in there
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--------------------------------------------------------------------------------
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-- settings
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tt_duration = 0.25
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zero_duration = 0.3141592
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loop_delta = 1 / 240
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curve_pow = 1 / 4
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col_r = 1.0
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col_g = 0.0
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col_b = 0.0
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light_p1_r = "Side Panel Left Avg R"
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light_p1_g = "Side Panel Left Avg G"
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light_p1_b = "Side Panel Left Avg B"
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light_p2_r = "Side Panel Right Avg R"
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light_p2_g = "Side Panel Right Avg G"
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light_p2_b = "Side Panel Right Avg B"
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-- wait for game
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while not analogs.read()["Turntable P1"] do yield() end
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-- initial state
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tt1_last = tonumber(analogs.read()["Turntable P1"].state)
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tt2_last = tonumber(analogs.read()["Turntable P2"].state)
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tt1_diff_last = 0
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tt2_diff_last = 0
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tt1_trigger = 0
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tt2_trigger = 0
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tt1_zero_elapsed = 0
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tt2_zero_elapsed = 0
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-- main loop
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while true do
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-- read state
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tt1 = tonumber(analogs.read()["Turntable P1"].state)
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tt2 = tonumber(analogs.read()["Turntable P2"].state)
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time_cur = time()
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-- calculate difference
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tt1_diff = tt1 - tt1_last
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tt2_diff = tt2 - tt2_last
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-- fix wrap around
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if math.abs(tt1_diff) > 0.5 then tt1_diff = 0 end
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if math.abs(tt2_diff) > 0.5 then tt2_diff = 0 end
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-- trigger on movement start and direction changes
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if (tt1_diff_last == 0 and tt1_diff ~= 0)
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or (tt1_diff_last > 0 and tt1_diff < 0)
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or (tt1_diff_last < 0 and tt1_diff > 0) then
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tt1_trigger = time_cur
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end
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if (tt2_diff_last == 0 and tt2_diff ~= 0)
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or (tt2_diff_last > 0 and tt2_diff < 0)
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or (tt2_diff_last < 0 and tt2_diff > 0) then
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tt2_trigger = time_cur
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end
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-- light effects when last trigger is still active
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if time_cur - tt1_trigger < tt_duration then
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brightness = 1 - ((time_cur - tt1_trigger) / tt_duration) ^ curve_pow
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lights.write({[light_p1_r]={state=brightness*col_r}})
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lights.write({[light_p1_g]={state=brightness*col_g}})
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lights.write({[light_p1_b]={state=brightness*col_b}})
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else
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lights.write_reset(light_p1_r)
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lights.write_reset(light_p1_g)
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lights.write_reset(light_p1_b)
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end
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if time_cur - tt2_trigger < tt_duration then
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brightness = 1 - ((time_cur - tt2_trigger) / tt_duration) ^ curve_pow
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lights.write({[light_p2_r]={state=brightness*col_r}})
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lights.write({[light_p2_g]={state=brightness*col_g}})
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lights.write({[light_p2_b]={state=brightness*col_b}})
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else
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lights.write_reset(light_p2_r)
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lights.write_reset(light_p2_g)
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lights.write_reset(light_p2_b)
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end
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-- flush HID light output
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lights.update()
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-- turntable movement detection
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-- doesn't set the diff back to zero unless enough time has passed
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if tt1_diff == 0 then
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tt1_zero_elapsed = tt1_zero_elapsed + loop_delta
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if tt1_zero_elapsed >= zero_duration then
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tt1_diff_last = tt1_diff
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end
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else
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tt1_zero_elapsed = 0
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tt1_diff_last = tt1_diff
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end
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if tt2_diff == 0 then
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tt2_zero_elapsed = tt2_zero_elapsed + loop_delta
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if tt2_zero_elapsed >= zero_duration then
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tt2_diff_last = tt2_diff
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end
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else
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tt2_zero_elapsed = 0
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tt2_diff_last = tt2_diff
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end
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-- remember state
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tt1_last = tt1
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tt2_last = tt2
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-- loop end
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sleep(loop_delta)
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end
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