//	vs

attribute vec4 a_Position;
attribute vec4 a_Color;

varying vec4 v_Color;

uniform mediump mat4 u_Rotation;

void main()
{
    v_Color = a_Color;
    gl_Position = u_Rotation * a_Position;
}




//	ps

varying vec4 v_Color;

void main()
{
    gl_FragColor = v_Color;
}




//	va

private float[] vertices = {
            -0.9f, -0.5f, 0.0f,
            0.5f, -0.5f, 0.0f,
            -0.2f, 0.5f, 0.0f,  //1 triangle

            -0.8f, -0.5f, 0.2f,
            0.6f, -0.5f, 0.2f,
            -0.1f, 0.5f, 0.2f,  //2 triangle

            -0.7f, -0.5f, 0.4f,
            0.7f, -0.5f, 0.4f,
            0.0f, 0.5f, 0.4f,  //3 triangle

            -0.6f, -0.5f, 0.6f,
            0.8f, -0.5f, 0.6f,
            0.1f, 0.5f, 0.6f,  //4 triangle

    };




//	ca

private float[] colors = {
            0.2f, 0.2f, 0.2f,
            0.3f, 0.3f, 0.3f,
            0.4f, 0.4f, 0.4f,

            0.8f, 0.1f, 0.1f,
            0.8f, 0.2f, 0.2f,
            0.8f, 0.3f, 0.3f,

            0.1f, 0.8f, 0.1f,
            0.2f, 0.8f, 0.2f,
            0.3f, 0.8f, 0.3f,

            0.1f, 0.1f, 0.8f,
            0.2f, 0.2f, 0.8f,
            0.3f, 0.3f, 0.8f,
    };



//	rf

@Override
    public void onDrawFrame(GL10 gl) {
        glClear(GL_COLOR_BUFFER_BIT);

        glEnable(GL_DEPTH_TEST);
        glDepthFunc(GL_LESS);
        glDepthMask(true);

        float angle = 15.0f / 60.0f;

        rotate(angle);
        setMeshToRender();

        currentMesh.bindAttributes(aPosition, aColor);

	glDrawArrays(GL_TRIANGLES, 0, 12);

        currentMesh.unbindAttributes(aPositionLocation, aColorLocation);
    }