D3DXTriPatchSize
Microsoft DirectX 9.0 SDK Update (October 2004)

D3DXTriPatchSize Function


Gets the size of the triangle patch.

Syntax

HRESULT WINAPI D3DXTriPatchSize(      

    const LOAT *pfNumSegs,     DWORD *pdwTriangles,     DWORD *pdwVertices );

Parameters

pfNumSegs
[in] Number of segments per edge to tessellate.
pdwTriangles
[out] Pointer to a DWORD that contains the number of triangles in the patch.
pdwVertices
[out] Pointer to a DWORD that contains the number of vertices in the triangle patch.

Return Value

If the function succeeds, the return value is D3D_OK.

If the function fails, the return value can be one of the following values.

D3DERR_INVALIDCALLThe method call is invalid. For example, a method's parameter may have an invalid value.
E_OUTOFMEMORYMicrosoft Direct3D could not allocate sufficient memory to complete the call.


Function Information

Headerd3dx9mesh.h
Import libraryd3dx9.lib
Minimum operating systems Windows 98

See Also

D3DXTessellateTriPatch


© 2004 Microsoft Corporation. All rights reserved.
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