1 attribute highp vec3 aPosition;
2 attribute highp vec3 aNormal;
3 attribute highp vec2 aTexCoord;
4 uniform highp mat4 uMvpMatrix;
5 varying highp vec2 vTexCoord;
9 gl_Position = uMvpMatrix * vec4(aPosition, 1.0 );
10 vTexCoord = aTexCoord;
11 vTexCoord.y = 1.0 - vTexCoord.y;