ImageGear for C and C++ on Windows v19.10 - Updated
IG_vect_light_get_attenuation
This function returns the constant, linear, and quadratic attenuation factors of the light source.
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AT_ERRCOUNT ACCUAPI IG_vect_light_get_attenuation(
HIG_VECT_LIGHTSOURCE hLightSource,
float* lpConstant,
float* lpLinear,
float* lpQuadratic
);
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| Name | Type | Description |
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| hLightSource | HIG_VECT_LIGHTSOURCE | Light source handle. |
| lpConstant | float* | Buffer for the constant attenuation factor. |
| lpLinear | float* | Buffer for the linear attenuation factor. |
| lpQuadratic | float* | Buffer for the quadratic attenuation factor. |
Returns 0 if successful. Otherwise, returns the number of ImageGear errors that occurred during this function call.
This function does not process image pixels.
None