72 lines
1.2 KiB
Lua
72 lines
1.2 KiB
Lua
-- Symbol names
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local names_n =
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{
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en = "N-channel JFET transistor",
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cs = "Tranzistor JFET s kanálem N"
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}
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local names_p =
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{
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en = "P-channel JFET transistor",
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cs = "Tranzistor JFET s kanálem P"
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}
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-- Render area in base units (X1, Y1, X2, Y2)
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local area = {-2, -1.5, 2, 1.5}
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-- Terminal points
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local terminals_n = {{-2, 1}, {2, 1}, {2, -1}}
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local terminals_p = {{-2, -1}, {2, 1}, {2, -1}}
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-- Rendering
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local render = function (cr)
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-- The terminals
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cr.move_to (0, 1)
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cr.line_to (2, 1)
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cr.move_to (0, -1)
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cr.line_to (2, -1)
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-- The ohmic connection
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cr.move_to (0, -1.5)
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cr.line_to (0, 1.5)
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cr.stroke ()
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end
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local render_n = function (cr)
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render (cr)
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-- The left-side terminal
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cr.move_to (-2, 1)
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cr.line_to (0, 1)
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-- The arrow
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cr.move_to (-1, 0.6)
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cr.line_to (-0.5, 1)
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cr.line_to (-1, 1.4)
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cr.stroke ()
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end
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local render_p = function (cr)
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render (cr)
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-- The left-side terminal
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cr.move_to (-2, -1)
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cr.line_to (0, -1)
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-- The arrow
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cr.move_to (-0.4, -0.6)
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cr.line_to (-1, -1)
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cr.line_to (-0.4, -1.4)
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cr.stroke ()
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end
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-- Register the symbols
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logdiag.register ("JFET-N", names_n, area, terminals_n, render_n)
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logdiag.register ("JFET-P", names_p, area, terminals_p, render_p)
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