GetWorldFromScreenPosition: Difference between revisions

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===Required Arguments===
===Required Arguments===
*'''x:''' A float value between 0 and 1 indicating the x position on the screen.
*'''x:''' A float value between ? and ? indicating the x position on the screen.
*'''y:''' A float value between 0 and 1 indicating the y position on the screen.
*'''y:''' A float value between ? and ? indicating the y position on the screen.
*'''z:''' ?


===Returns===
===Returns===
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<syntaxhighlight lang="lua">
<syntaxhighlight lang="lua">
function explosion ( key, keyState )
function explosion ( key, keyState )
   local x, y, z = getWorldFromScreenPosition ( 0.5, 0.5 )
   local x, y, z = getWorldFromScreenPosition ( 0.5, 0.5, ? )
   createExplosion ( x, y, z, 11 )
   createExplosion ( x, y, z, 11 )
end
end

Revision as of 14:02, 11 August 2007

This function allows you to retrieve the world position corresponding to the 2D position on the screen.

Syntax

float float float getWorldFromScreenPosition ( float x, float y, float z )

Required Arguments

  • x: A float value between ? and ? indicating the x position on the screen.
  • y: A float value between ? and ? indicating the y position on the screen.
  • z: ?

Returns

Returns three floats indicating the world position, x, y and z respectively, false otherwise.

Example

This example binds the local player's "i" key to a function that creates an explosion in the middle of the screen. 

function explosion ( key, keyState )
  local x, y, z = getWorldFromScreenPosition ( 0.5, 0.5, ? )
  createExplosion ( x, y, z, 11 )
end
bindKey ( "i", "down", "create explosion", explosion )

See Also


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