CenterPixelToWorld

Returns an IWorldPointInfo with information about the center pixel on the window: its real world coordinates, and the ID and type of the object positioned at that point.

Parameters

TypeFilterFlags

This parameter can be any combination of the values below. An object that is positioned at the center pixel will be returned by IWorldPointInfo80.ObjectID only if its object type is one of the filter types passed.

·          WPT_TERRAIN = 0

·          WPT_MODEL = 1

·          WPT_LABEL = 2

·          WPT_PRIMITIVE = 4

·          WPT_ANIM = 8

·          WPT_BUILDING = 16

·          WPT_SKY = 32

·          WPT_ACCURATE_CPT = 64

·          WPT_BBOX_CPT = 128

·          WPT_VIDEO = 256

·          WPT_UNDERGROUND = 512

·          WPT_SCREEN_OVERLAY = 1024

·          WPT_SCREEN_CONTROL = 2048

·          WPT_SCREEN_COVERED = 4096

·          WPT_3DML = 8192

·          WPT_SURFACE = 65536

·          WPT_DEFAULT = -1

Return Value

pWorldPointInfo

An IWorldPointInfo80 representing information about the specified point. For an object type of WPT_SURFACE, null is returned for IWorldPointInfo80.ObjectID.

Exceptions

See: HRESULT Return Values for a list of possible values returned by the HRESULT.