Note
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Identifiers for properties of the Contrast effect.
Syntax
typedef enum D2D1_CONTRAST_PROP {
D2D1_CONTRAST_PROP_CONTRAST = 0,
D2D1_CONTRAST_PROP_CLAMP_INPUT = 1,
D2D1_CONTRAST_PROP_FORCE_DWORD = 0xffffffff
} ;
Constants
D2D1_CONTRAST_PROP_CONTRASTValue: 0 The D2D1_CONTRAST_PROP_CONTRAST property is a float value indicating the amount by which to adjust the contrast of the image. Negative values reduce contrast, while positive values increase contrast. Minimum value is -1.0f, maximum value is 1.0f. The default value for the property is 0.0f. |
D2D1_CONTRAST_PROP_CLAMP_INPUTValue: 1 The D2D1_CONTRAST_PROP_CLAMP_INPUT property is a boolean value indicating whether or not to clamp the input to [0.0, 1.0]. The default value for the property is FALSE. |
D2D1_CONTRAST_PROP_FORCE_DWORDValue: 0xffffffff |
Requirements
| Requirement | Value |
|---|---|
| Header | d2d1effects_2.h (include D2d1_effects_2.h) |