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inlined euler rotation for speed

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Max Cahill 2024-10-25 14:54:45 +11:00
parent 137ef43787
commit aa5273fcc7
1 changed files with 3 additions and 12 deletions
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15
vec3.lua
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@ -339,19 +339,10 @@ function vec3:rotatei(swizzle, angle)
return self return self
end end
local _euler_macro = {
"yz",
"xz",
"xy",
}
function vec3:rotate_euleri(angle_x_axis, angle_y_axis, angle_z_axis) function vec3:rotate_euleri(angle_x_axis, angle_y_axis, angle_z_axis)
for i, swizzle in ipairs(_euler_macro) do self:rotatei("yz", angle_x_axis)
local angle = self:rotatei("xz", angle_y_axis)
i == 1 and angle_x_axis self:rotatei("xy", angle_z_axis)
or i == 2 and angle_y_axis
or i == 3 and angle_z_axis
self:rotatei(swizzle, angle)
end
return self return self
end end