isphere_frag.cg File Reference

#include "isphere_structs.cg"
#include "iutil.cg"
#include "isphere_phong.cg"

Functions
float	intersectSphere (in float3 ray, float4 sphere)
	Perform ray - sphere intersection.
FragOut	main (Vert2Frag v2f, uniform float4x4 ProjMatrix, uniform float4 lightPos, uniform PhongMaterial material)
	Fragment Shader Main.

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Detailed Description

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Function Documentation

float intersectSphere (  in float3  ray, float4  sphere )

Perform ray - sphere intersection. Parameters: ray  ray direction sphere  sphere parameter (x,y,z = origin, w = radius) Note: After Glassner, pp. 36

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