-import phong;
-
-uniform Morph
-{
- float morph;
-};
-
-const float PI = 3.1415926535;
-const float OFFSET = 0.001;
-
-#pragma MSP stage(vertex)
-vec3 deform(vec3 p)
-{
- vec3 d = cos(p*(2.0*PI)+morph)*0.05;
- return p*(1.0+(d.x+d.y+d.z)*sin(morph*0.2));
-}
-
-vec4 get_vertex_position() override
-{
- return vec4(deform(vertex.xyz), 1.0);
-}
-
-vec3 get_vertex_normal() override
-{
- vec3 tangent;
- if(abs(normal.x)>abs(normal.y))
- tangent = normalize(vec3(-normal.z, 0.0, normal.x));
- else
- tangent = normalize(vec3(0.0, -normal.z, normal.y));
- vec3 binormal = cross(normal, tangent);
-
- vec3 xn = deform(vertex.xyz-tangent*OFFSET);
- vec3 xp = deform(vertex.xyz+tangent*OFFSET);
- vec3 yn = deform(vertex.xyz-binormal*OFFSET);
- vec3 yp = deform(vertex.xyz+binormal*OFFSET);
-
- return normalize(cross(xp-xn, yp-yn));
-}
+import cooktorrance;
+import sphere_morph;