removed some dead code

interface/resources/shaders/duplicate_geometry.geom

@@ -1,46 +0,0 @@
-#version 420
- 
-layout(triangles) in;
-layout (triangle_strip, max_vertices=6) out;
- 
-layout (std140) uniform Matrices {
-    mat4 projModelViewMatrix;
-    mat3 normalMatrix;
-};
- 
-in VertexData {
-    vec2 texCoord;
-    vec3 normal;
-} VertexIn[];
- 
-out VertexData {
-    vec2 texCoord;
-    vec3 normal;
-} VertexOut;
- 
-void main()
-{
-  for(int i = 0; i < gl_in.length(); i++)
-  {
-     // copy attributes
-    gl_Position = projModelViewMatrix * gl_in[i].gl_Position;
-    VertexOut.normal = normalize(normalMatrix * VertexIn[i].normal);
-    VertexOut.texCoord = VertexIn[i].texCoord;
- 
-    // done with the vertex
-    EmitVertex();
-  }
-  EndPrimitive();
- 
-  for(int i = 0; i < gl_in.length(); i++)
-  {
-     // copy attributes and displace copy
-    gl_Position = projModelViewMatrix * (gl_in[i].gl_Position + vec4(20.0, 0.0, 0.0, 0.0));
-    VertexOut.normal = normalize(normalMatrix * VertexIn[i].normal);
-    VertexOut.texCoord = VertexIn[i].texCoord;
- 
-    // done with the vertex
-    EmitVertex();
-  }
-  EndPrimitive();
-}

interface/resources/shaders/passthrough.geom

@@ -1,82 +0,0 @@
-#version 120
-#extension GL_ARB_geometry_shader4 : enable
-
-// use GL_POINTS
-// have point be the corner of voxel
-// have a second dataset (? similar to how voxel avatars pass in bones??)
-//     which is the voxel size?
-//
-// In vertex shader DON'T transform.. therefor passing the world coordinate xyz to geometric shader
-// In geometric shader calculate xyz for triangles the same way we currently do triangles outside of OpenGL
-// do transform on these triangles
-//            gl_Position = gl_ModelViewProjectionMatrix * cube_coord;
-//
-// output GL_TRIANGLE_STRIP
-//
-// NOTE: updateNodeInArrays() does the covert from voxel corner to 12 triangles or 36 points or 36*3 floats
-//       but since it operates on the array of floats, it is kinda weird and hard to follow. The %3 is for the
-//       xyz.. and identityVertices[j] term in the math is actually a string of floats but they should be thought
-//       of as triplets of x,y,z
-//
-// do we need to add the light to these colors?? 
-//
-
-//GEOMETRY SHADER
-///////////////////////
-void main()
-{
-    //increment variable
-    int i;
-    vec4 vertex;
-    vec4 color,red,green,blue;
-
-    green = vec4(0,1.0,0,1.0);
-    red = vec4(1.0,0,0,1.0);
-    blue = vec4(0,0,1.0,1.0);
-    
-    /////////////////////////////////////////////////////////////
-    //This example has two parts
-    //   step a) draw the primitive pushed down the pipeline
-    //            there are gl_VerticesIn # of vertices
-    //            put the vertex value into gl_Position
-    //            use EmitVertex => 'create' a new vertex
-    //           use EndPrimitive to signal that you are done creating a primitive!
-    //   step b) create a new piece of geometry
-    //           I just do the same loop, but I negate the vertex.z
-    //   result => the primitive is now mirrored.
-    //Pass-thru!
-    for(i = 0; i < gl_VerticesIn; i++) {
-        color = gl_FrontColorIn[i];                
-        gl_FrontColor = color; // 
-        gl_Position = gl_ModelViewProjectionMatrix * gl_PositionIn[i];
-        EmitVertex();
-    }
-    EndPrimitive();
-
-    for(i = 0; i < gl_VerticesIn; i++) {
-        gl_FrontColor = red; // 
-        vertex = gl_PositionIn[i];
-        vertex.y += 0.05f;
-        gl_Position = gl_ModelViewProjectionMatrix * vertex;
-        EmitVertex();
-    }
-    EndPrimitive();
-
-    for(i = 0; i < gl_VerticesIn; i++) {
-        gl_FrontColor = green; // 
-        vertex = gl_PositionIn[i];
-        vertex.x += 0.05f;
-        gl_Position = gl_ModelViewProjectionMatrix * vertex;
-        EmitVertex();
-    }
-    EndPrimitive();
-
-    for(i = 0; i < gl_VerticesIn; i++) {
-        gl_FrontColor = blue; // 
-        vertex = gl_PositionIn[i];
-        vertex.z += 0.05f;
-        gl_Position = gl_ModelViewProjectionMatrix * vertex;
-        EmitVertex();
-    }
-    EndPrimitive();
-}