Use interleaved gradient noise for distance fade
Use interleaved gradient noise for distance fade

This provides better visuals and performance compared to the previous
ordered dither.

Shockblast/godot,Zylann/godot,Valentactive/godot,Valentactive/godot,Zylann/godot,guilhermefelipecgs/godot,Valentactive/godot,vkbsb/godot,BastiaanOlij/godot,josempans/godot,BastiaanOlij/godot,guilhermefelipecgs/godot,firefly2442/godot,josempans/godot,BastiaanOlij/godot,BastiaanOlij/godot,ZuBsPaCe/godot,firefly2442/godot,Shockblast/godot,guilhermefelipecgs/godot,ZuBsPaCe/godot,pkowal1982/godot,Zylann/godot,vkbsb/godot,Valentactive/godot,akien-mga/godot,guilhermefelipecgs/godot,Shockblast/godot,sanikoyes/godot,akien-mga/godot,josempans/godot,guilhermefelipecgs/godot,vkbsb/godot,pkowal1982/godot,guilhermefelipecgs/godot,vkbsb/godot,Valentactive/godot,firefly2442/godot,sanikoyes/godot,akien-mga/godot,godotengine/godot,ZuBsPaCe/godot,godotengine/godot,vkbsb/godot,ZuBsPaCe/godot,josempans/godot,akien-mga/godot,akien-mga/godot,firefly2442/godot,guilhermefelipecgs/godot,firefly2442/godot,BastiaanOlij/godot,akien-mga/godot,godotengine/godot,BastiaanOlij/godot,ZuBsPaCe/godot,pkowal1982/godot,pkowal1982/godot,akien-mga/godot,vkbsb/godot,Shockblast/godot,firefly2442/godot,sanikoyes/godot,sanikoyes/godot,Valentactive/godot,sanikoyes/godot,josempans/godot,pkowal1982/godot,Zylann/godot,sanikoyes/godot,Zylann/godot,Valentactive/godot,Shockblast/godot,sanikoyes/godot,Shockblast/godot,guilhermefelipecgs/godot,Zylann/godot,akien-mga/godot,josempans/godot,Zylann/godot,godotengine/godot,firefly2442/godot,Shockblast/godot,BastiaanOlij/godot,vkbsb/godot,godotengine/godot,josempans/godot,godotengine/godot,pkowal1982/godot,Valentactive/godot,josempans/godot,firefly2442/godot,vkbsb/godot,pkowal1982/godot,ZuBsPaCe/godot,godotengine/godot,sanikoyes/godot,godotengine/godot,ZuBsPaCe/godot,BastiaanOlij/godot,Zylann/godot,Shockblast/godot,pkowal1982/godot,ZuBsPaCe/godot