OdGeMatrix3d::isPerspective Method

Syntax

C++

bool isPerspective(const OdGeTol& tol = OdGeContext::gTol) const;

Description

Indicates whether the matrix can be used for perspective projections.

Parameters

Parameters	Description
tol	[in] Geomentric tolerance.

Returns

true if the matrix can be used for perspective projections; false otherwise.

Remarks

Returns true if [3][0] or [3][1] or [3][2] elements have non-zero values considering passed tolerance.

Links

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