Compatible With Scripts

 

VecF4 GetSHGlobalFloat (void shader_global, int variable )

 

Return Value: value of variable as  RGBA 

 

Arguments:

shader_global messiah shader global that's passed to some Shader functions (i.e. ShaderEvaluate)
variable index of the variableto retrieve (see messiah_render.h for pre defined values)
 

Retrieves a variable pertaining to the current pixel being rendered. Information such as the point in space, surface normal, light direction and so on is retrieved from this global. See the messiah_render.h header file for pre defined values to pass to this function.

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