Let us start here, from square one. No, from Zero!

2022-09-30 22:45:51 +09:00
parent 14215af0d1
commit b7a60638a4
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+-- example script for light effects on IIDX TT stab movement
+-- create a folder called "script" next to spice and put me in there
+--------------------------------------------------------------------------------
+
+-- settings
+tt_duration = 0.25
+zero_duration = 0.3141592
+loop_delta = 1 / 240
+curve_pow = 1 / 4
+col_r = 1.0
+col_g = 0.0
+col_b = 0.0
+light_p1_r = "Side Panel Left Avg R"
+light_p1_g = "Side Panel Left Avg G"
+light_p1_b = "Side Panel Left Avg B"
+light_p2_r = "Side Panel Right Avg R"
+light_p2_g = "Side Panel Right Avg G"
+light_p2_b = "Side Panel Right Avg B"
+
+-- wait for game
+while not analogs.read()["Turntable P1"] do yield() end
+
+-- initial state
+tt1_last = tonumber(analogs.read()["Turntable P1"].state)
+tt2_last = tonumber(analogs.read()["Turntable P2"].state)
+tt1_diff_last = 0
+tt2_diff_last = 0
+tt1_trigger = 0
+tt2_trigger = 0
+tt1_zero_elapsed = 0
+tt2_zero_elapsed = 0
+
+-- main loop
+while true do
+
+    -- read state
+    tt1 = tonumber(analogs.read()["Turntable P1"].state)
+    tt2 = tonumber(analogs.read()["Turntable P2"].state)
+    time_cur = time()
+
+    -- calculate difference
+    tt1_diff = tt1 - tt1_last
+    tt2_diff = tt2 - tt2_last
+
+    -- fix wrap around
+    if math.abs(tt1_diff) > 0.5 then tt1_diff = 0 end
+    if math.abs(tt2_diff) > 0.5 then tt2_diff = 0 end
+
+    -- trigger on movement start and direction changes
+    if (tt1_diff_last == 0 and tt1_diff ~= 0)
+        or (tt1_diff_last > 0 and tt1_diff < 0)
+        or (tt1_diff_last < 0 and tt1_diff > 0) then
+        tt1_trigger = time_cur
+    end
+    if (tt2_diff_last == 0 and tt2_diff ~= 0)
+        or (tt2_diff_last > 0 and tt2_diff < 0)
+        or (tt2_diff_last < 0 and tt2_diff > 0) then
+        tt2_trigger = time_cur
+    end
+
+    -- light effects when last trigger is still active
+    if time_cur - tt1_trigger < tt_duration then
+        brightness = 1 - ((time_cur - tt1_trigger) / tt_duration) ^ curve_pow
+        lights.write({[light_p1_r]={state=brightness*col_r}})
+        lights.write({[light_p1_g]={state=brightness*col_g}})
+        lights.write({[light_p1_b]={state=brightness*col_b}})
+    else
+        lights.write_reset(light_p1_r)
+        lights.write_reset(light_p1_g)
+        lights.write_reset(light_p1_b)
+    end
+    if time_cur - tt2_trigger < tt_duration then
+        brightness = 1 - ((time_cur - tt2_trigger) / tt_duration) ^ curve_pow
+        lights.write({[light_p2_r]={state=brightness*col_r}})
+        lights.write({[light_p2_g]={state=brightness*col_g}})
+        lights.write({[light_p2_b]={state=brightness*col_b}})
+    else
+        lights.write_reset(light_p2_r)
+        lights.write_reset(light_p2_g)
+        lights.write_reset(light_p2_b)
+    end
+
+    -- flush HID light output
+    lights.update()
+
+    -- turntable movement detection
+    -- doesn't set the diff back to zero unless enough time has passed
+    if tt1_diff == 0 then
+        tt1_zero_elapsed = tt1_zero_elapsed + loop_delta
+        if tt1_zero_elapsed >= zero_duration then
+            tt1_diff_last = tt1_diff
+        end
+    else
+        tt1_zero_elapsed = 0
+        tt1_diff_last = tt1_diff
+    end
+    if tt2_diff == 0 then
+        tt2_zero_elapsed = tt2_zero_elapsed + loop_delta
+        if tt2_zero_elapsed >= zero_duration then
+            tt2_diff_last = tt2_diff
+        end
+    else
+        tt2_zero_elapsed = 0
+        tt2_diff_last = tt2_diff
+    end
+
+    -- remember state
+    tt1_last = tt1
+    tt2_last = tt2
+
+    -- loop end
+    sleep(loop_delta)
+end