Resized torchlike sprite now attaches to surface (#9303)

Wuzzy2 · paramat · commit 0877587cce1d · 2020-01-20T19:17:54.000Z
diff --git a/doc/lua_api.txt b/doc/lua_api.txt
@@ -6569,8 +6569,9 @@ Used by `minetest.register_node`.
         -- Supported for drawtypes "plantlike", "signlike", "torchlike",
         -- "firelike", "mesh".
         -- For plantlike and firelike, the image will start at the bottom of the
-        -- node, for the other drawtypes the image will be centered on the node.
-        -- Note that positioning for "torchlike" may still change.
+        -- node. For torchlike, the image will start at the surface to which the
+        -- node "attaches". For the other drawtypes the image will be centered
+        -- on the node.
 
         tiles = {tile definition 1, def2, def3, def4, def5, def6},
         -- Textures of node; +Y, -Y, +X, -X, +Z, -Z
diff --git a/src/client/content_mapblock.cpp b/src/client/content_mapblock.cpp
@@ -860,17 +860,27 @@ void MapblockMeshGenerator::drawTorchlikeNode()
 	for (v3f &vertex : vertices) {
 		switch (wall) {
 			case DWM_YP:
-				vertex.rotateXZBy(-45); break;
+				vertex.Y += -size + BS/2;
+				vertex.rotateXZBy(-45);
+				break;
 			case DWM_YN:
-				vertex.rotateXZBy( 45); break;
+				vertex.Y += size - BS/2;
+				vertex.rotateXZBy(45);
+				break;
 			case DWM_XP:
-				vertex.rotateXZBy(  0); break;
+				vertex.X += -size + BS/2;
+				break;
 			case DWM_XN:
-				vertex.rotateXZBy(180); break;
+				vertex.X += -size + BS/2;
+				vertex.rotateXZBy(180);
+				break;
 			case DWM_ZP:
-				vertex.rotateXZBy( 90); break;
+				vertex.X += -size + BS/2;
+				vertex.rotateXZBy(90);
+				break;
 			case DWM_ZN:
-				vertex.rotateXZBy(-90); break;
+				vertex.X += -size + BS/2;
+				vertex.rotateXZBy(-90);
 		}
 	}
 	drawQuad(vertices);
