From 48a718e715710c9cb7edd6ad8e1cd7a0ed416908 Mon Sep 17 00:00:00 2001 From: paramat Date: Sat, 27 Feb 2016 23:49:53 +0000 Subject: [PATCH] Decoration API: Allow force_placement of simple decorations --- doc/lua_api.txt | 5 +++-- src/mg_decoration.cpp | 5 ++++- 2 files changed, 7 insertions(+), 3 deletions(-) diff --git a/doc/lua_api.txt b/doc/lua_api.txt index 8c879c96e..f8934b485 100644 --- a/doc/lua_api.txt +++ b/doc/lua_api.txt @@ -3698,11 +3698,12 @@ Definition tables -- ^ Minimum and maximum `y` positions these decorations can be generated at. -- ^ This parameter refers to the `y` position of the decoration base, so -- the actual maximum height would be `height_max + size.Y`. - flags = "liquid_surface", + flags = "liquid_surface, force_placement", -- ^ Flags for all decoration types. -- ^ "liquid_surface": Instead of placement on the highest solid surface -- ^ in a mapchunk column, placement is on the highest liquid surface. -- ^ Placement is disabled if solid nodes are found above the liquid surface. + -- ^ "force_placement": Nodes other than "air" and "ignore" are replaced by the decoration. ----- Simple-type parameters decoration = "default:grass", @@ -3746,7 +3747,7 @@ Definition tables }, -- ^ See 'Schematic specifier' for details. replacements = {["oldname"] = "convert_to", ...}, - flags = "place_center_x, place_center_y, place_center_z, force_placement", + flags = "place_center_x, place_center_y, place_center_z", -- ^ Flags for schematic decorations. See 'Schematic attributes'. rotation = "90" -- rotate schematic 90 degrees on placement -- ^ Rotation can be "0", "90", "180", "270", or "random". diff --git a/src/mg_decoration.cpp b/src/mg_decoration.cpp index 5959af259..8b6abb5d5 100644 --- a/src/mg_decoration.cpp +++ b/src/mg_decoration.cpp @@ -304,13 +304,16 @@ size_t DecoSimple::generate(MMVManip *vm, PcgRandom *pr, v3s16 p) s16 height = (deco_height_max > 0) ? pr->range(deco_height, deco_height_max) : deco_height; + bool force_placement = (flags & DECO_FORCE_PLACEMENT); + v3s16 em = vm->m_area.getExtent(); u32 vi = vm->m_area.index(p); for (int i = 0; i < height; i++) { vm->m_area.add_y(em, vi, 1); content_t c = vm->m_data[vi].getContent(); - if (c != CONTENT_AIR && c != CONTENT_IGNORE) + if (c != CONTENT_AIR && c != CONTENT_IGNORE && + !force_placement) break; vm->m_data[vi] = MapNode(c_place);