Added shaders examples resources

examples/resources/shaders/base.vs

@@ -1,19 +1,19 @@
-#version 110
+#version 330
 
-attribute vec3 vertexPosition;
-attribute vec2 vertexTexCoord;
-attribute vec4 vertexColor;
+in vec3 vertexPosition;
+in vec2 vertexTexCoord;
+in vec3 vertexNormal;
+
+out vec2 fragTexCoord;
 
 uniform mat4 projectionMatrix;
 uniform mat4 modelviewMatrix;
 
-varying vec2 fragTexCoord;
-varying vec4 fragColor;
+// NOTE: Add here your custom variables 
 
 void main()
 {
     fragTexCoord = vertexTexCoord;
-    fragColor = vertexColor;
     
     gl_Position = projectionMatrix*modelviewMatrix*vec4(vertexPosition, 1.0);
 }