Fog

core/assets/shaders/default.frag

@@ -0,0 +1,9 @@
+varying lowp vec4 v_color;
+varying lowp vec4 v_mix_color;
+varying vec2 v_texCoords;
+uniform sampler2D u_texture;
+
+void main(){
+    vec4 c = texture2D(u_texture, v_texCoords);
+    gl_FragColor = v_color * mix(c, vec4(v_mix_color.rgb, c.a), v_mix_color.a);
+}