- (void) drawOutlines {
    if(selected){
        [EAGLContext setCurrentContext:context];
        glBindVertexArrayOES(_vertexArray); 
        
        effect->modelViewMatrix = mvm;
        GLKMatrix4Scale(effect->modelViewMatrix, 1.15, 1.15, 1.15);
        
        glBindBuffer(GL_ARRAY_BUFFER, _vertexBuffer);
        glEnableVertexAttribArray(effect->toon_vertCoord);        
        glVertexAttribPointer(effect->toon_vertCoord, 3, GL_FLOAT, GL_FALSE, 0, 0);
        
        [effect drawOutline];
        glDrawElements(GL_TRIANGLES, numIndices, GL_UNSIGNED_SHORT, 0);
    }
}

- (void) draw {
    
    [EAGLContext setCurrentContext:context];
    glBindVertexArrayOES(_vertexArray); 
    
    effect->modelViewMatrix = mvm;
    effect->numberColour = GLKVector4Make(numbers[colorSelected].r, numbers[colorSelected].g, numbers[colorSelected].b, 1);
    effect->faceColour = GLKVector4Make(faceColors[colorSelected].r, faceColors[colorSelected].g, faceColors[colorSelected].b, 1);

    glBindBuffer(GL_ARRAY_BUFFER, _vertexBuffer);
    glEnableVertexAttribArray(effect->vertCoord);        
    glVertexAttribPointer(effect->vertCoord, 3, GL_FLOAT, GL_FALSE, 0, 0);
    
    [effect prepareToDraw];
    glDrawElements(GL_TRIANGLES, numIndices, GL_UNSIGNED_SHORT, 0);
    
}