83 lines
2.5 KiB
Lua
83 lines
2.5 KiB
Lua
-- camutils.lua :: some camera utilities
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--[[
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Copyright © 2019 Kazhnuz
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Permission is hereby granted, free of charge, to any person obtaining a copy of
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this software and associated documentation files (the "Software"), to deal in
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the Software without restriction, including without limitation the rights to
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use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
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the Software, and to permit persons to whom the Software is furnished to do so,
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subject to the following conditions:
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The above copyright notice and this permission notice shall be included in all
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copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
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FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
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COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
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IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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]]
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local camutils = {}
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function camutils.getViewsPositions(basewidth, baseheight, verticalSplit)
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local posList = {}
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posList.dual = {}
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posList.multi = {}
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if (verticalSplit) then
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posList.dual[1] = {}
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posList.dual[1].x = 0
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posList.dual[1].y = (baseheight/4)
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posList.dual[2] = {}
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posList.dual[2].x = 0
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posList.dual[2].y = -(baseheight/4)
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else
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posList.dual[1] = {}
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posList.dual[1].x = -(basewidth/4)
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posList.dual[1].y = 0
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posList.dual[2] = {}
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posList.dual[2].x = (basewidth/4)
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posList.dual[2].y = 0
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end
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posList.multi[1] = {}
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posList.multi[1].x = -(basewidth /4)
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posList.multi[1].y = -(baseheight/4)
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posList.multi[2] = {}
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posList.multi[2].x = (basewidth /4)
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posList.multi[2].y = -(baseheight/4)
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posList.multi[3] = {}
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posList.multi[3].x = -(basewidth /4)
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posList.multi[3].y = (baseheight/4)
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posList.multi[4] = {}
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posList.multi[4].x = (basewidth /4)
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posList.multi[4].y = (baseheight/4)
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return posList
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end
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function camutils.getViewsDimensions(viewnumber, basewidth, baseheight, verticalSplit)
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if (viewnumber <= 1) then
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return basewidth, baseheight
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elseif (viewnumber == 2) then
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if (verticalSplit) then
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return (basewidth), (baseheight/2)
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else
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return (basewidth/2), (baseheight)
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end
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else
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return (basewidth/2), (baseheight/2)
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end
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end
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return camutils
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