luanti-extended-engine-features/leef-math-cd2025
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Use local variables

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semyon422 2021-08-11 17:08:30 +05:00
parent 002fabb6bb
commit 54d9a578e1
1 changed files with 4 additions and 4 deletions
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8
modules/mat4.lua
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@ -236,10 +236,10 @@ function mat4.from_hmd_perspective(tanHalfFov, zNear, zFar, flipZ, farAtInfinity
local isOpenGL = true
local function CreateNDCScaleAndOffsetFromFov(tanHalfFov)
x_scale = 2 / (tanHalfFov.LeftTan + tanHalfFov.RightTan)
x_offset = (tanHalfFov.LeftTan - tanHalfFov.RightTan) * x_scale * 0.5
y_scale = 2 / (tanHalfFov.UpTan + tanHalfFov.DownTan )
y_offset = (tanHalfFov.UpTan - tanHalfFov.DownTan ) * y_scale * 0.5
local x_scale = 2 / (tanHalfFov.LeftTan + tanHalfFov.RightTan)
local x_offset = (tanHalfFov.LeftTan - tanHalfFov.RightTan) * x_scale * 0.5
local y_scale = 2 / (tanHalfFov.UpTan + tanHalfFov.DownTan )
local y_offset = (tanHalfFov.UpTan - tanHalfFov.DownTan ) * y_scale * 0.5
local result = {
Scale = vec2(x_scale, y_scale),