代码规范：把所有的tab换成空格

parts/shaders/warning.glsl

@@ -1,6 +1,6 @@
 extern float w,level;
 vec4 effect(vec4 color,Image tex,vec2 tex_coords,vec2 scr_coords){
-	float dx=abs(scr_coords.x/w-0.5);
-	float a=(dx*2.6-.626)*level;
-	return vec4(1.,0.,0.,a);
+    float dx=abs(scr_coords.x/w-0.5);
+    float a=(dx*2.6-.626)*level;
+    return vec4(1.,0.,0.,a);
 }