formZ SDK | 4.0 Call Back Reference | RenderZone Shader
Description
Bump shader main function (Required). It is expected to compute the amplitude of a pixel. It is called by formZ at least once for each pixel.
Plugin Prototype
double fz_shdr_cbak_bump_pixel(
void * | shdr_data ) |
Parameters
shdr_data [Input]
Shader data. This is the pointer which was returned to formZ by the fz_shdr_cbak_bump_pre_render API callback function. It allows the plugin to pass data from the initialization stage to this function. Typically, this is information, which is precomputed once at rendering start.
Returns
The amplitude of the pixel.
Availability
5.0.0.0
Example Files
See Also
fz_shdr_cbak_bump_pre_render, fz_shdr_cbak_bump_post_render
Function Set
Defined in