ID3DXTextureGutterHelper::GetGutterMap method
Receives a texel class value that indicates texel class according to each texel's location.
Syntax
HRESULT GetGutterMap(
[in, out] BYTE *pGutterData
);
Parameters
-
pGutterData [in, out]
-
Type: BYTE*
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 value
Type: HRESULT
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
| Requirement | Value |
|---|---|
| Header |
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| Library |
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See also