23 lines
540 B
Lua
23 lines
540 B
Lua
local Vec3 = require "lib/vec3"
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--- @class WheelScroll
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--- @field pos Vec3 | nil
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--- @field delta Vec3
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local wheelscroll = {
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pos = nil,
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delta = Vec3 {}
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}
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function wheelscroll:update(dt)
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if love.mouse.isDown(3) then
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local mouseX, mouseY = love.mouse.getPosition()
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if (wheelscroll.pos) then wheelscroll.delta = wheelscroll.pos - Vec3 { mouseX, mouseY } end
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wheelscroll.pos = Vec3 { mouseX, mouseY }
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return
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end
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wheelscroll.pos = nil
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wheelscroll.delta = Vec3 {}
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end
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return wheelscroll
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