void main() {
gl_Position = position;
v_TexturePosition = a_texturePosition;
}
void main() {
vec4 color1 = texture2D(texture1, v_Position);
vec4 color2 = texture2D(texture2, v_Position);
vec4 color3 = texture2D(texture3, v_Position);
vec4 color4 = texture2D(texture4, v_Position);
vec4 color5 = texture2D(texture5, v_Position);
gl_Color = mix(color1, color2, color2.a);
gl_Color = mix(gl_Color , color3, color3.a);
gl_Color = mix(gl_Color , color4, color4.a);
gl_Color = mix(gl_Color , color5, color5.a);
}