ID3DXTextureGutterHelper::GetGutterMap

Receives a texel class value that indicates texel class according to each texel's location.

HRESULT GetGutterMap(
  BYTE * pGutterData
);

Parameters

pGutterData
[in, out] Pointer to the texel class. Possible texel classes are as follows. There is no texel class 3.
Texel Class Texel Location
0 Invalid point; texel will not be used.
1 Inside triangle.
2 Inside gutter.
4 Inside gutter; texel will be evaluated as a full sample in the ID3DXTextureGutterHelper::ApplyGuttersFloat, ID3DXTextureGutterHelper::ApplyGuttersTex, or ID3DXTextureGutterHelper::ApplyGuttersPRT methods.

Return Values

If the method succeeds, the return value is S_OK. If the method fails, the following value will be returned.

D3DERR_INVALIDCALL

Remarks

The application must allocate and manage pGutterData, with size given by:

texture width * texture height * sizeof(BYTE)

Texture width and height are returned by ID3DXTextureGutterHelper::GetWidth and ID3DXTextureGutterHelper::GetHeight.

Requirements

Header: Declared in D3dx9mesh.h.