Revision Difference
render.ComputePixelDiameterOfSphere#552224
<function name="ComputePixelDiameterOfSphere" parent="render" type="libraryfunc">⤶
<description>Calculates diameter of a 3D sphere on a 2D screen.⤶
⤶
<rendercontext hook="false" type="3D"></rendercontext>⤶
</description>⤶
<realm>Client</realm>⤶
<added>2023.09.06</added>⤶
<args>⤶
<arg name="point" type="Vector">The position of the sphere in 3D space.</arg>⤶
<arg name="radius" type="number">The radius of the sphere in 3D space.</arg>⤶
</args>⤶
<rets>⤶
<ret type="number">The diameter of the sphere in 2D screen space.</ret>⤶
</rets>⤶
</function>⤶
⤶
<example>⤶
<code>⤶
hook.Add( "HUDPaint", "HUDPaint_PixelDiameterOfSphereExample", function()⤶
⤶
local point = Vector( 0, 0, 0 )⤶
⤶
cam.Start3D()⤶
local diameter = render.ComputePixelDiameterOfSphere( point, 10 ) ⤶
cam.End3D()⤶
⤶
local pos2D = point:ToScreen() ⤶
surface.DrawCircle( pos2D.x, pos2D.y, diameter / 2, Color( 255, 120, 0 ) )⤶
⤶
end )⤶
</code>⤶
⤶
</example>
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