Snippets

Joseph Chow blinn Phong Specular shading

Created by Joseph Chow
snippet.c
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float blinnPhongSpecular( vec3 lightDirection, vec3 viewDirection, vec3 surfaceNormal, float shininess ) {
  vec3 H = normalize(viewDirection + lightDirection);
  return pow(max(0.0, dot(surfaceNormal, H)), shininess);
}

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