Some setup.

A6/README.txt

@@ -0,0 +1 @@
+This mesh was initially created using Cosmic Blobs software developed by Dassault Systemes SolidWorks Corp.

A6/resources/frag.glsl

@@ -0,0 +1,37 @@
+#version 120
+
+uniform mat4 MVL; 
+uniform vec3 lightPos1;
+uniform vec3 lightPos2;
+uniform vec3 ka;
+uniform vec3 kd;
+uniform vec3 ks;
+uniform float s;
+uniform float i1;
+uniform float i2;
+
+varying vec3 color; // passed from the vertex shader
+varying vec4 p;
+varying vec4 n;
+
+void main()
+{
+  vec4 normal = normalize(n);
+  vec3 norm = vec3(normal.x, normal.y, normal.z);
+ 
+  vec4 npos = normalize(p);
+  vec3 pos = vec3(npos.x, npos.y, npos.z);
+  
+  vec3 lightnorm = vec3(MVL[3].x, MVL[3].y, MVL[3].z);
+
+  vec3 light = lightnorm - vec3(p.x, p.y, p.z);
+  vec3 lnorm = normalize(vec3(light.x,light.y,light.z));
+  float temp = dot(lnorm, norm);
+  vec3 cd = kd*max(0, temp);
+
+  vec3 h = normalize(lnorm - pos);
+  vec3 cs = ks*pow(max(0, dot(h, norm)), s);
+
+  vec4 c = vec4(ka.r + cd.r + cs.r, ka.g + cd.g + cs.g, ka.b + cd.b + cs.b, 1.0);
+  gl_FragColor = c;
+}

A6/resources/vert.glsl

@@ -0,0 +1,24 @@
+#version 120
+
+uniform mat4 P;
+uniform mat4 MV;
+uniform mat4 MVL;
+uniform vec3 lightPos1;
+uniform vec3 lightPos2;
+uniform float i1;
+uniform float i2;
+
+attribute vec4 aPos; // in object space
+attribute vec3 aNor; // in object space
+
+varying vec3 color; // Pass to fragment shader
+varying vec4 p;
+varying vec4 n;
+
+void main()
+{
+	gl_Position = P * MV * aPos;
+  p = MV * aPos;
+  n = MV * vec4(aNor, 0.0);
+	color = vec3(0.5, 0.5, 0.5);
+}

A6/src/main.cpp

@@ -90,7 +90,7 @@ void loadScene(const string &meshFile, const string &attachmentFile)
 	
 	// For drawing the grid, etc.
 	progSimple = make_shared<Program>();
-	progSimple->setShaderNames(RESOURCE_DIR + "simple_vert.glsl", RESOURCE_DIR + "simple_frag.glsl");
+	progSimple->setShaderNames(RESOURCE_DIR + "vert.glsl", RESOURCE_DIR + "frag.glsl");
 	progSimple->setVerbose(true);
 	
 	// For skinned shape, CPU/GPU