IG_vect_light_set_attenuation
This function sets the new constant, linear, and quadratic attenuation factors for the light source.
Declaration:
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Copy Code
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AT_ERRCOUNT ACCUAPI IG_vect_light_set_attenuation(
HIG_VECT_LIGHTSOURCE hLightSource,
float fConstant,
float fLinear,
float fQuadratic
);
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Arguments:
| Name |
Type |
Description |
| hLightSource |
HIG_VECT_LIGHTSOURCE |
Light source handle. |
| fConstant |
float |
New constant attenuation factor to be set. |
| fLinear |
float |
New linear attenuation factor to be set. |
| fQuadratic |
float |
New quadratic attenuation factor to be set. |
Return Value:
Returns 0 if successful. Otherwise, returns the number of ImageGear errors that occurred during this function call.
Supported Raster Image Formats:
This function does not process image pixels.
Sample:
None