From 3abbe7efd1d1da7c24725ae49c2df1013a7afb09 Mon Sep 17 00:00:00 2001
From: Jeija <norrepli@gmail.com>
Date: Wed, 6 Feb 2013 19:36:14 +0100
Subject: [PATCH] Make raillike nodes connect to any other raillike nodes if
both are in the group connect_to_raillike
---
doc/lua_api.txt | 2 ++
src/content_mapblock.cpp | 76 ++++++++++++++++++++++++++++++++--------
2 files changed, 64 insertions(+), 14 deletions(-)
diff --git a/doc/lua_api.txt b/doc/lua_api.txt
index e2abcbfe7..bee247ca9 100644
--- a/doc/lua_api.txt
+++ b/doc/lua_api.txt
@@ -584,6 +584,8 @@ Special groups
dropped as an item. If the node is wallmounted the
wallmounted direction is checked.
- soil: saplings will grow on nodes in this group
+- connect_to_raillike: makes nodes of raillike drawtype connect to
+ other group members with same drawtype
Known damage and digging time defining groups
----------------------------------------------
diff --git a/src/content_mapblock.cpp b/src/content_mapblock.cpp
index 155b39ab6..84408e776 100644
--- a/src/content_mapblock.cpp
+++ b/src/content_mapblock.cpp
@@ -1188,34 +1188,81 @@ void mapblock_mesh_generate_special(MeshMakeData *data,
MapNode n_minus_z_plus_y = data->m_vmanip.getNodeNoEx(blockpos_nodes + v3s16(x, y+1, z-1));
MapNode n_plus_z_minus_y = data->m_vmanip.getNodeNoEx(blockpos_nodes + v3s16(x, y-1, z+1));
MapNode n_minus_z_minus_y = data->m_vmanip.getNodeNoEx(blockpos_nodes + v3s16(x, y-1, z-1));
-
+
content_t thiscontent = n.getContent();
- if(n_minus_x.getContent() == thiscontent)
+ std::string groupname = "connect_to_raillike"; // name of the group that enables connecting to raillike nodes of different kind
+ bool self_connect_to_raillike = ((ItemGroupList) nodedef->get(n).groups)[groupname] != 0;
+
+ if ((nodedef->get(n_minus_x).drawtype == NDT_RAILLIKE
+ && ((ItemGroupList) nodedef->get(n_minus_x).groups)[groupname] != 0
+ && self_connect_to_raillike)
+ || n_minus_x.getContent() == thiscontent)
is_rail_x[0] = true;
- if (n_minus_x_minus_y.getContent() == thiscontent)
+
+ if ((nodedef->get(n_minus_x_minus_y).drawtype == NDT_RAILLIKE
+ && ((ItemGroupList) nodedef->get(n_minus_x_minus_y).groups)[groupname] != 0
+ && self_connect_to_raillike)
+ || n_minus_x_minus_y.getContent() == thiscontent)
is_rail_x_minus_y[0] = true;
- if(n_minus_x_plus_y.getContent() == thiscontent)
+
+ if ((nodedef->get(n_minus_x_plus_y).drawtype == NDT_RAILLIKE
+ && ((ItemGroupList) nodedef->get(n_minus_x_plus_y).groups)[groupname] != 0
+ && self_connect_to_raillike)
+ || n_minus_x_plus_y.getContent() == thiscontent)
is_rail_x_plus_y[0] = true;
- if(n_plus_x.getContent() == thiscontent)
+ if ((nodedef->get(n_plus_x).drawtype == NDT_RAILLIKE
+ && ((ItemGroupList) nodedef->get(n_plus_x).groups)[groupname] != 0
+ && self_connect_to_raillike)
+ || n_plus_x.getContent() == thiscontent)
is_rail_x[1] = true;
- if (n_plus_x_minus_y.getContent() == thiscontent)
+
+ if ((nodedef->get(n_plus_x_minus_y).drawtype == NDT_RAILLIKE
+ && ((ItemGroupList) nodedef->get(n_plus_x_minus_y).groups)[groupname] != 0
+ && self_connect_to_raillike)
+ || n_plus_x_minus_y.getContent() == thiscontent)
is_rail_x_minus_y[1] = true;
- if(n_plus_x_plus_y.getContent() == thiscontent)
+
+ if ((nodedef->get(n_plus_x_plus_y).drawtype == NDT_RAILLIKE
+ && ((ItemGroupList) nodedef->get(n_plus_x_plus_y).groups)[groupname] != 0
+ && self_connect_to_raillike)
+ || n_plus_x_plus_y.getContent() == thiscontent)
is_rail_x_plus_y[1] = true;
- if(n_minus_z.getContent() == thiscontent)
+ if ((nodedef->get(n_minus_z).drawtype == NDT_RAILLIKE
+ && ((ItemGroupList) nodedef->get(n_minus_z).groups)[groupname] != 0
+ && self_connect_to_raillike)
+ || n_minus_z.getContent() == thiscontent)
is_rail_z[0] = true;
- if (n_minus_z_minus_y.getContent() == thiscontent)
+
+ if ((nodedef->get(n_minus_z_minus_y).drawtype == NDT_RAILLIKE
+ && ((ItemGroupList) nodedef->get(n_minus_z_minus_y).groups)[groupname] != 0
+ && self_connect_to_raillike)
+ || n_minus_z_minus_y.getContent() == thiscontent)
is_rail_z_minus_y[0] = true;
- if(n_minus_z_plus_y.getContent() == thiscontent)
+
+ if ((nodedef->get(n_minus_z_plus_y).drawtype == NDT_RAILLIKE
+ && ((ItemGroupList) nodedef->get(n_minus_z_plus_y).groups)[groupname] != 0
+ && self_connect_to_raillike)
+ || n_minus_z_plus_y.getContent() == thiscontent)
is_rail_z_plus_y[0] = true;
- if(n_plus_z.getContent() == thiscontent)
+ if ((nodedef->get(n_plus_z).drawtype == NDT_RAILLIKE
+ && ((ItemGroupList) nodedef->get(n_plus_z).groups)[groupname] != 0
+ && self_connect_to_raillike)
+ || n_plus_z.getContent() == thiscontent)
is_rail_z[1] = true;
- if (n_plus_z_minus_y.getContent() == thiscontent)
+
+ if ((nodedef->get(n_plus_z_minus_y).drawtype == NDT_RAILLIKE
+ && ((ItemGroupList) nodedef->get(n_plus_z_minus_y).groups)[groupname] != 0
+ && self_connect_to_raillike)
+ || n_plus_z_minus_y.getContent() == thiscontent)
is_rail_z_minus_y[1] = true;
- if(n_plus_z_plus_y.getContent() == thiscontent)
+
+ if ((nodedef->get(n_plus_z_plus_y).drawtype == NDT_RAILLIKE
+ && ((ItemGroupList) nodedef->get(n_plus_z_plus_y).groups)[groupname] != 0
+ && self_connect_to_raillike)
+ || n_plus_z_plus_y.getContent() == thiscontent)
is_rail_z_plus_y[1] = true;
bool is_rail_x_all[] = {false, false};
@@ -1255,7 +1302,8 @@ void mapblock_mesh_generate_special(MeshMakeData *data,
if(is_rail_x_all[0] && is_rail_x_all[1])
angle = 90;
if(is_rail_z_all[0] && is_rail_z_all[1]){
- if (n_minus_z_plus_y.getContent() == thiscontent) angle = 180;
+ if (is_rail_z_plus_y[0])
+ angle = 180;
}
else if(is_rail_x_all[0] && is_rail_z_all[0])
angle = 270;
--
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