precision mediump float; varying lowp vec4 vColor; varying mediump float v_Dot; varying mediump vec2 vTextureCoord; uniform int uWireframe; vec4 color = vec4(1.0, 0.5, 0.5, 1.0); void main(void) { if (uWireframe == 1) { gl_FragColor = vec4(color.xyz, color.a); } else { gl_FragColor = vColor; } }