62 lines
1.4 KiB
Lua
62 lines
1.4 KiB
Lua
BF = BF or {}
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BF.Vector3 = function(x, y, z)
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return {x = x, y = y, z = z}
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end
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BF.Vector4 = function(x, y, z, w)
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return {x = x, y = y, z = z, w = w}
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end
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BF.Vector2 = function(x, y)
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return {x = x, y = y}
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end
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BF.Vector2Zero = CS.UnityEngine.Vector2(0, 0)
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BF.Vector3Zero = CS.UnityEngine.Vector3(0, 0, 0)
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BF.Vector3Right = CS.UnityEngine.Vector3(1, 0, 0)
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BF.Vector3Up = CS.UnityEngine.Vector3(0, 1, 0)
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BF.Vector3Forward = CS.UnityEngine.Vector3(0, 0, 1)
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BF.Color = function(r, g, b, a)
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return {r = r, g = g, b = b, a = a}
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end
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BF.ColorWhite = CS.UnityEngine.Color(1, 1, 1, 1)
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BF.ColorPurple = CS.UnityEngine.Color(1, 0, 1, 1)
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BF.ColorWhiteAlpha = CS.UnityEngine.Color(1, 1, 1, 0)
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BF.ColorBlack = CS.UnityEngine.Color(0, 0, 0, 1)
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BF.ColorBlackAlpha = CS.UnityEngine.Color(0, 0, 0, 0)
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BF.Vector2Cross = function (l, r)
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return l.x * r.y - l.y * r.x
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end
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BF.Vector2Dot = function (l, r)
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return l.x * r.x + l.y * r.y
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end
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BF.Vector2Magnitude = function(v)
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return math.sqrt(v.x * v.x + v.y * v.y)
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end
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BF.Vector2Normalize = function (v)
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local normal = BF.Vector2(0, 0)
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local m = BF.Vector2Magnitude(v)
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if m~=0 then
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normal.x = v.x/m
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normal.y = v.y/m
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end
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return normal
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end
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BF.Vector2Distance = function (v1, v2)
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local deltax = v2.x - v1.x
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local deltay = v2.y - v1.y
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return math.sqrt(deltax*deltax + deltay*deltay)
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end
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BF.Vector3Magnitude = function(v)
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return math.sqrt(v.x * v.x + v.y * v.y + v.z * v.z)
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end |