Grow dirt_with_snow instead of dirt_with_grass if snow is above it

PilzAdam · PilzAdam · commit c03c296dc7af · 2013-04-23T19:02:41.000+02:00
diff --git a/src/content_abm.cpp b/src/content_abm.cpp
@@ -51,11 +51,15 @@ class GrowGrassABM : public ActiveBlockModifier
 		ServerMap *map = &env->getServerMap();
 		
 		MapNode n_top = map->getNodeNoEx(p+v3s16(0,1,0));
+		content_t c_snow = ndef->getId("snow");
 		if(ndef->get(n_top).light_propagates &&
 				!ndef->get(n_top).isLiquid() &&
 				n_top.getLightBlend(env->getDayNightRatio(), ndef) >= 13)
 		{
-			n.setContent(ndef->getId("mapgen_dirt_with_grass"));
+			if(c_snow != CONTENT_IGNORE && n_top.getContent() == c_snow)
+				n.setContent(ndef->getId("dirt_with_snow"));
+			else
+				n.setContent(ndef->getId("mapgen_dirt_with_grass"));
 			map->addNodeWithEvent(p, n);
 		}
 	}

Original file line number	Diff line number	Diff line change
`@@ -51,11 +51,15 @@ class GrowGrassABM : public ActiveBlockModifier`
`51`	`51`	`ServerMap *map = &env->getServerMap();`
`52`	`52`
`53`	`53`	`MapNode n_top = map->getNodeNoEx(p+v3s16(0,1,0));`
	`54`	`+ content_t c_snow = ndef->getId("snow");`
`54`	`55`	`if(ndef->get(n_top).light_propagates &&`
`55`	`56`	`!ndef->get(n_top).isLiquid() &&`
`56`	`57`	`n_top.getLightBlend(env->getDayNightRatio(), ndef) >= 13)`
`57`	`58`	`{`
`58`		`- n.setContent(ndef->getId("mapgen_dirt_with_grass"));`
	`59`	`+ if(c_snow != CONTENT_IGNORE && n_top.getContent() == c_snow)`
	`60`	`+ n.setContent(ndef->getId("dirt_with_snow"));`
	`61`	`+ else`
	`62`	`+ n.setContent(ndef->getId("mapgen_dirt_with_grass"));`
`59`	`63`	`map->addNodeWithEvent(p, n);`
`60`	`64`	`}`
`61`	`65`	`}`