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Identifies a type of alpha texture.
Syntax
typedef enum DWRITE_TEXTURE_TYPE {
DWRITE_TEXTURE_ALIASED_1x1,
DWRITE_TEXTURE_CLEARTYPE_3x1
} ;
Constants
DWRITE_TEXTURE_ALIASED_1x1Specifies an alpha texture for aliased text rendering (that is, each pixel is either fully opaque or fully transparent), with one byte per pixel. |
DWRITE_TEXTURE_CLEARTYPE_3x1Specifies an alpha texture for ClearType text rendering, with three bytes per pixel in the horizontal dimension and one byte per pixel in the vertical dimension. |
Remarks
An alpha texture is a bitmap of alpha values, each representing opacity of a pixel or subpixel.
Requirements
| Requirement | Value |
|---|---|
| Minimum supported client | Windows 7, Windows Vista with SP2 and Platform Update for Windows Vista [desktop apps | UWP apps] |
| Minimum supported server | Windows Server 2008 R2, Windows Server 2008 with SP2 and Platform Update for Windows Server 2008 [desktop apps | UWP apps] |
| Header | dwrite.h |