Legacy Documentation: Version 5.1
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Camera.ScreenToWorldPoint

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public function ScreenToWorldPoint(position: Vector3): Vector3;

Parameters

Description

Transforms position from screen space into world space.

Screenspace is defined in pixels. The bottom-left of the screen is (0,0); the right-top is (pixelWidth,pixelHeight). The z position is in world units from the camera.

#pragma strict
// Draw a yellow sphere in the scene view at the position
// on the near plane of the selected camera that is
// 100 pixels from lower-left.
function OnDrawGizmosSelected() {
	var camera: Camera = GetComponent.<Camera>();
	var p: Vector3 = camera.ScreenToWorldPoint(new Vector3(100, 100, camera.nearClipPlane));
	Gizmos.color = Color.yellow;
	Gizmos.DrawSphere(p, 0.1F);
}