Index: trunk/scconfig/plugins.h
===================================================================
--- trunk/scconfig/plugins.h	(revision 38289)
+++ trunk/scconfig/plugins.h	(revision 38290)
@@ -58,6 +58,7 @@
 plugin_def("smartdisperse",    "netlist based dispenser",         sbuildin, 1)
 plugin_def("teardrops",        "draw teardrops on pins",          sbuildin, 1)
 plugin_def("tool_std",         "standard tools",                  sbuildin, 1)
+plugin_def("trimesh",          "triangulated mesh",               sbuildin, 1)
 plugin_def("vendordrill",      "vendor drill mapping",            sbuildin, 1)
 
 plugin_header("\nFootprint backends:\n")
@@ -192,3 +193,4 @@
 plugin_dep("query", "lib_formula")
 plugin_dep("report", "query")
 plugin_dep("show_netnames", "query")
+plugin_dep("trimesh", "lib_polyhelp")
Index: trunk/src/Makefile.dep
===================================================================
--- trunk/src/Makefile.dep	(revision 38289)
+++ trunk/src/Makefile.dep	(revision 38290)
@@ -2722,6 +2722,9 @@
  vtpadstack.h obj_pstk_shape.h polygon.h vtpadstack_t.h draw.h \
  ../src_plugins/tool_std/tool_thermal.h undo.h \
  ../src_3rd/libuundo/uundo.h undo_old.h obj_pstk_draw.h draw.h
+../src_plugins/trimesh/trimesh.o: ../src_plugins/trimesh/trimesh.c \
+ ../config.h ../src_plugins/lib_polyhelp/triangulate.h \
+ ../src_3rd/fast89-poly2tri/fast89_poly2tri.h
 ../src_plugins/vendordrill/vendor.o: ../src_plugins/vendordrill/vendor.c \
  ../config.h conf_core.h globalconst.h change.h board.h vtroutestyle.h \
  attrib.h global_typedefs.h layer.h obj_common.h flag.h data_parent.h \
Index: trunk/src_plugins/plugins_ALL.tmpasm
===================================================================
--- trunk/src_plugins/plugins_ALL.tmpasm	(revision 38289)
+++ trunk/src_plugins/plugins_ALL.tmpasm	(revision 38290)
@@ -110,4 +110,5 @@
 include {../src_plugins/smartdisperse/Plug.tmpasm}
 include {../src_plugins/teardrops/Plug.tmpasm}
 include {../src_plugins/tool_std/Plug.tmpasm}
+include {../src_plugins/trimesh/Plug.tmpasm}
 include {../src_plugins/vendordrill/Plug.tmpasm}
Index: trunk/src_plugins/trimesh/Makefile
===================================================================
--- trunk/src_plugins/trimesh/Makefile	(nonexistent)
+++ trunk/src_plugins/trimesh/Makefile	(revision 38290)
@@ -0,0 +1,6 @@
+all:
+	cd ../../src && $(MAKE) mod_trimesh
+
+clean:
+	rm *.o *.so 2>/dev/null ; true
+
Index: trunk/src_plugins/trimesh/Plug.tmpasm
===================================================================
--- trunk/src_plugins/trimesh/Plug.tmpasm	(nonexistent)
+++ trunk/src_plugins/trimesh/Plug.tmpasm	(revision 38290)
@@ -0,0 +1,10 @@
+put /local/rnd/mod {trimesh}
+put /local/rnd/mod/OBJS [@
+	$(PLUGDIR)/trimesh/trimesh.o
+@]
+
+switch /local/module/trimesh/controls
+	case {buildin}   include /local/pcb/tmpasm/buildin; end;
+	case {plugin}    include /local/pcb/tmpasm/plugin; end;
+	case {disable}   include /local/pcb/tmpasm/disable; end;
+end
Index: trunk/src_plugins/trimesh/trimesh.c
===================================================================
--- trunk/src_plugins/trimesh/trimesh.c	(nonexistent)
+++ trunk/src_plugins/trimesh/trimesh.c	(revision 38290)
@@ -0,0 +1,51 @@
+/*
+ *                            COPYRIGHT
+ *
+ *  pcb-rnd, interactive printed circuit board design
+ *  Copyright (C) 2023 Tibor 'Igor2' Palinkas
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 2 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program; if not, write to the Free Software
+ *  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ *  Contact:
+ *    Project page: http://repo.hu/projects/pcb-rnd
+ *    lead developer: http://repo.hu/projects/pcb-rnd/contact.html
+ *    mailing list: pcb-rnd (at) list.repo.hu (send "subscribe")
+ */
+
+#include "config.h"
+
+#include <stdio.h>
+
+#include <librnd/core/plugins.h>
+#include <librnd/hid/hid_dad.h>
+#include <librnd/hid/hid_attrib.h>
+#include <librnd/core/actions.h>
+
+#include <src_plugins/lib_polyhelp/triangulate.h>
+
+static const char *trimesh_cookie = "trimesh";
+
+int pplg_check_ver_trimesh(int ver_needed) { return 0; }
+
+void pplg_uninit_trimesh(void)
+{
+}
+
+int pplg_init_trimesh(void)
+{
+	RND_API_CHK_VER;
+
+	return 0;
+}
Index: trunk/src_plugins/trimesh/trimesh.pup
===================================================================
--- trunk/src_plugins/trimesh/trimesh.pup	(nonexistent)
+++ trunk/src_plugins/trimesh/trimesh.pup	(revision 38290)
@@ -0,0 +1,7 @@
+$class feature
+$short triangulated mesh
+$long generic surface triangulation
+$state WIP
+#$package export-sim
+dep lib_polyhelp
+default buildin