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https://github.com/ComfyFactory/ComfyFactorio.git
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38 lines
3.5 KiB
Lua
38 lines
3.5 KiB
Lua
--mewmew one dimensional noise
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local math_floor = math.floor
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local heights = {-57, -189, -128, 49, -1, 44, 201, -75, -223, 159, -51, 88, -61, -206, -58, 246, 154, 233, 53, -89, -41, 253, -253, 33, -160, 140, -83, 164, -129, -67, -238, 6, 238, 145, 85, 89, -207, 126, 112, 175, -73, -211, -76, 137, 59, 151, 167, -81, -13, 225, -197, -25, 139, -202, 196, 199, 104, -50, -133, -199, -233, -162, -193, -117, 79, 72, 39, -68, -48, -108, -234, -98, 161, 0, -78, 37, -33, -95, 182, -114, 144, -110, -243, -137, -105, -217, -224, 125, 97, -190, -204, 173, -28, 186, 168, 60, 152, 91, -47, -27, -107, -10, -21, -142, -181, -201, -183, 160, -209, 90, -135, 142, -123, -185, 65, -30, -26, 242, -157, 177, -141, -44, -138, 113, -92, 17, -192, 245, -215, 45, 208, 111, 248, 235, 134, 211, -96, -19, 68, 108, 84, 114, -94, -251, -195, 29, 129, -102, 181, -70, 119, -125, -221, 86, 80, -118, 179, -255, -170, 176, 106, 192, 209, 221, -145, -3, 130, 247, -194, 34, 77, -228, 188, 75, -11, 25, -147, -69, 71, -46, -136, -130, 227, -198, 95, 82, 178, -101, 249, -79, -8, 131, 241, -208, 153, -131, 117, 166, -212, 78, -168, 223, -32, 98, -164, 162, -100, -163, -148, -177, -9, -55, -240, -52, -5, 61, -161, 237, -120, -236, 21, 10, 42, 243, 170, -246, -2, 18, 128, -40, -31, 92, 3, 194, -167, 105, -150, -65, 148, 156, -225, 138, -126, -82, 23, -169, 28, -200, 133, 236, -242, -250, -77, 180, -7, 43, -182, 121, -172, -106, 205, -66, -205, 174, 40, -38, 200, 210, -247, 48, 76, -90, 226, -72, 55, 24, -140, -93, 244, 189, -60, -159, -122, -191, 47, 185, -15, -121, 204, 240, -84, 229, 100, 38, 74, -186, -144, 20, 127, 31, 27, 213, -146, 183, 150, 8, -116, -174, 157, 73, 96, -104, -248, 63, -91, -99, 203, 122, -153, 217, -23, -166, 1, 132, -171, 116, 163, -86, -188, -87, -112, 158, -39, -214, -63, 141, -103, -49, 202, -241, 70, 16, 218, 2, 67, -53, 66, -254, 206, 212, -24, -18, -109, 93, 50, -62, -12, -203, -244, -127, 155, -165, 219, -119, -179, -37, 169, 51, -143, -226, 215, 32, 250, 191, 171, -249, -230, 146, -20, 228, 207, -178, 184, -173, 143, 239, -152, -59, 26, -14, -139, 30, -235, -184, 195, 118, 19, -115, -176, 11, -34, 56, -132, -220, 197, 165, -17, 172, 220, -187, -232, -22, 187, -35, -134, 254, -216, 52, 36, 252, 46, -245, 14, 5, 123, 57, -158, 224, 83, -149, -111, -45, 69, -210, 54, -156, 4, 7, 149, -175, 102, 216, -29, -227, 22, -85, -252, -239, -180, -231, 136, 193, 99, 198, -219, 214, 64, -80, 110, 41, 230, 87, 15, -97, -4, 58, 231, -71, 12, -154, 62, 109, 135, -6, 124, 35, -218, 101, 115, 94, 190, -124, -229, 222, -16, -74, -222, 147, 255, -213, 13, -237, -42, 120, 234, 9, -36, -155, -54, -113, -56, -88, 251, -196, 81, 107, -64, -43, -151, 232, 103}
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function get_noise(x, seed)
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x = x + seed
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local index = math_floor(x % 255) + 1
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local h1 = heights[index]
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local h2 = heights[index + 1]
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if not h2 then h2 = heights[1] end
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local floaty = (x - math_floor(x))
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if not floaty then return h1 end
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local vector = h2 - h1
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local vector_pos = vector * floaty
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vector_pos = vector_pos * (vector_pos / vector)
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local n = h1 + vector_pos
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n = n / 255
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return n
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end
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function testnoise()
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local surface = game.surfaces[1]
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local seed = math.random(1, 1000000)
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for x = -256, 256, 1 do
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local noise = get_noise(x / 64, seed)
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local entity = surface.create_entity({name = "stone-wall", position = {x, noise * 32}, force = "player"})
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rendering.draw_text{text=math.round(noise, 4), surface=surface, target=entity, target_offset={0,0}, color={0,255,0}, scale=0.88, font=default, orientation = 0.75}
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end
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end
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return get_noise |