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https://git.minetest.land/VoxeLibre/VoxeLibre.git
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b04493dcb6
git-subtree-dir: mods/CORE/tga_encoder git-subtree-mainline:a5740f8edfgit-subtree-split:aad231f5e4
51 lines
1.3 KiB
Lua
51 lines
1.3 KiB
Lua
dofile("init.lua")
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local colormap = {
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{ 0, 0, 0 }, -- black
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{ 255, 255, 255 }, -- white
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{ 255, 0, 0 }, -- red
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{ 0, 255, 0 }, -- green
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{ 0, 0, 255 }, -- blue
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}
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local _ = { 0 }
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local W = { 1 }
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local R = { 2 }
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local G = { 3 }
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local B = { 4 }
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local pixels_tiny = {
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{ W, W, W, W, W, W, W, W, W, W, W, W, },
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{ W, _, _, _, _, _, _, _, _, _, _, W, },
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{ W, _, _, _, _, _, _, B, _, B, _, W, },
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{ W, _, _, _, _, _, _, B, B, B, _, W, },
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{ W, _, _, _, G, G, G, B, _, B, _, W, },
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{ W, _, _, _, G, _, G, B, B, B, _, W, },
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{ W, _, _, R, G, _, _, _, _, _, _, W, },
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{ W, _, _, R, G, G, G, _, _, _, _, W, },
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{ W, _, _, R, _, _, _, _, _, _, _, W, },
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{ W, _, R, R, R, _, _, _, _, _, _, W, },
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{ W, _, _, _, _, _, _, _, _, _, _, W, },
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{ W, W, W, W, W, W, W, W, W, W, W, W, },
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}
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local pixels_huge = {}
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local size_tiny = #pixels_tiny
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local size_huge = 1200
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local scale = size_huge / size_tiny
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for x_huge = 1,size_huge,1 do
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local x_tiny = math.ceil( x_huge / scale )
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for z_huge = 1,size_huge,1 do
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local z_tiny = math.ceil( z_huge / scale )
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if nil == pixels_huge[z_huge] then
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pixels_huge[z_huge] = {}
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end
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pixels_huge[z_huge][x_huge] = pixels_tiny[z_tiny][x_tiny]
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end
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end
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tga_encoder.image(pixels_tiny):save("logo_tiny.tga", {colormap=colormap})
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tga_encoder.image(pixels_huge):save("logo_huge.tga", {colormap=colormap})
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