diff --git a/hyper.cpp b/hyper.cpp
index e668f104..5b36186b 100644
--- a/hyper.cpp
+++ b/hyper.cpp
@@ -121,7 +121,7 @@
 #include "dpgen.cpp"
 
 #if CAP_ROGUEVIZ
-#include "rogueviz/rogueviz.cpp"
+#include "rogueviz/rogueviz-all.cpp"
 #endif
 
 #if CAP_DAILY
diff --git a/rogueviz/banachtarski.cpp b/rogueviz/banachtarski.cpp
index 05289c23..c4286ddd 100644
--- a/rogueviz/banachtarski.cpp
+++ b/rogueviz/banachtarski.cpp
@@ -4,6 +4,8 @@
 // good parameters: -fixx 10 -W Cros -bantar_anim
 // use -bantar_map to see how it works
 
+#include "rogueviz.h"
+
 namespace rogueviz { namespace banachtarski {
 
 bool on;
diff --git a/rogueviz/collatz.cpp b/rogueviz/collatz.cpp
index 7a0d3b39..862cfbc1 100644
--- a/rogueviz/collatz.cpp
+++ b/rogueviz/collatz.cpp
@@ -251,6 +251,16 @@ struct storydata { int s; int e; const char *text; } story[] = {
 
 string its05(int i) { char buf[64]; sprintf(buf, "%05d", i); return buf; }
 
+int dimid(char x) {
+  if(x >= 'a' && x < 'a' + GDIM) return x - 'a';
+  else if(x >= '0' && x < '0' + GDIM) return x - '0';
+  else if(x >= 'x' && x < 'x' + GDIM) return x - 'x';
+  else {
+    println(hlog, "incorrect dimension ID");
+    throw hr_exception();
+    }
+  }
+
 int readArgs() {
 #if CAP_COMMANDLINE
   using namespace arg;
diff --git a/rogueviz/flocking.cpp b/rogueviz/flocking.cpp
index 126ca212..cf1aa322 100644
--- a/rogueviz/flocking.cpp
+++ b/rogueviz/flocking.cpp
@@ -40,6 +40,8 @@ template<class T> auto parallelize(long long N, T action) -> decltype(action(0,0
 #endif
   }
 
+#include "rogueviz.h"
+
 namespace rogueviz {
 
 namespace flocking {
diff --git a/rogueviz/functions.cpp b/rogueviz/functions.cpp
index 285ee9df..49742f5e 100644
--- a/rogueviz/functions.cpp
+++ b/rogueviz/functions.cpp
@@ -1,3 +1,5 @@
+#include "rogueviz.h"
+
 namespace rogueviz {
 
 namespace graph {
diff --git a/rogueviz/fundamental.cpp b/rogueviz/fundamental.cpp
index 3d7e0703..aba11cbf 100644
--- a/rogueviz/fundamental.cpp
+++ b/rogueviz/fundamental.cpp
@@ -1,6 +1,8 @@
 // show the fundamental domain for quotient spaces
 // Copyright (C) 2018 Zeno and Tehora Rogue, see 'hyper.cpp' for details
 
+#include "rogueviz.h"
+
 namespace hr {
 
 namespace fundamental {
diff --git a/rogueviz/kohonen.cpp b/rogueviz/kohonen.cpp
index a3b01354..92046a9c 100644
--- a/rogueviz/kohonen.cpp
+++ b/rogueviz/kohonen.cpp
@@ -4,6 +4,8 @@
 // Kohonen's self-organizing maps. 
 // This is a part of RogueViz, not a part of HyperRogue.
 
+#include "rogueviz.h"
+
 namespace rogueviz { namespace kohonen {
 
 int kohonen_id;
diff --git a/rogueviz/rogueviz-all.cpp b/rogueviz/rogueviz-all.cpp
new file mode 100644
index 00000000..13d2c1f8
--- /dev/null
+++ b/rogueviz/rogueviz-all.cpp
@@ -0,0 +1,21 @@
+// include all RogueViz vizualizations
+
+#include "rogueviz.cpp"
+#include "kohonen.cpp"
+#include "staircase.cpp"
+#include "banachtarski.cpp"
+#include "pentagonal.cpp"
+#include "functions.cpp"
+#include "fundamental.cpp"
+#include "sunflower.cpp"
+#include "flocking.cpp"
+#include "magiccube.cpp"
+#include "cvl.cpp"
+#include "newconf.cpp"
+#include "grigorchuk.cpp"
+#include "qtm.cpp"
+#include "rewriting.cpp"
+#include "sag.cpp"
+#include "collatz.cpp"
+#include "tree.cpp"
+#include "fullnet.cpp"
diff --git a/rogueviz/rogueviz.cpp b/rogueviz/rogueviz.cpp
index a2df14e4..4b6185cc 100644
--- a/rogueviz/rogueviz.cpp
+++ b/rogueviz/rogueviz.cpp
@@ -21,6 +21,8 @@
 
 namespace rogueviz {
 
+string weight_label;
+
 ld fat_edges = 0;
 ld ggamma = 1;
 
@@ -795,8 +797,6 @@ bool rogueviz_hud() {
   return true;
   }
 
-inline hookset<bool(int&, string&, FILE*)> *hooks_readcolor;
-
 void readcolor(const string& cfname) {
   FILE *f = fopen(cfname.c_str(), "rt");
   if(!f) { printf("color file missing\n"); exit(1); }
@@ -901,8 +901,6 @@ void init(void *_vizid, flagtype _vizflags) {
 
 int search_for = -1;
 
-purehookset hooks_close;
-
 void close() { 
   search_for = -1;
   for(int i=0; i<isize(vdata); i++)
@@ -923,16 +921,6 @@ void close() {
 #define CAP_RVSLIDES (CAP_TOUR && !ISWEB)
 #endif
 
-int dimid(char x) {
-  if(x >= 'a' && x < 'a' + GDIM) return x - 'a';
-  else if(x >= '0' && x < '0' + GDIM) return x - '0';
-  else if(x >= 'x' && x < 'x' + GDIM) return x - 'x';
-  else {
-    println(hlog, "incorrect dimension ID");
-    throw hr_exception();
-    }
-  }
-
 #if CAP_COMMANDLINE
 int readArgs() {
   using namespace arg;
@@ -1112,10 +1100,6 @@ void showVertexSearch() {
 
   }
 
-purehookset hooks_rvmenu;
-
-hookset<bool()> *hooks_rvmenu_replace;
-
 void showMenu() {
   if(callhandlers(false, hooks_rvmenu_replace)) return;
   cmode = sm::SIDE | sm::MAYDARK | sm::DIALOG_STRICT_X;
@@ -1161,45 +1145,6 @@ namespace rvtour {
 
 using namespace tour;
 
-template<class T> function<void(presmode)> roguevizslide(char c, const T& t) {
-  return [c,t] (presmode mode) {
-    patterns::canvasback = 0x101010;
-    setCanvas(mode, c);
-    if(mode == 1 || mode == pmGeometryStart) t();
-  
-    if(mode == 3 || mode == pmGeometry || mode == pmGeometryReset) {
-      rogueviz::close();
-      shmup::clearMonsters();
-      if(mode == pmGeometryReset) t();
-      }
-  
-    slidecommand = "toggle the player";
-    if(mode == 4) 
-      mapeditor::drawplayer = !mapeditor::drawplayer;
-    pd_from = NULL;
-    };
-  }
-
-template<class T, class U>
-function<void(presmode)> roguevizslide_action(char c, const T& t, const U& act) {
-  return [c,t,act] (presmode mode) {
-    patterns::canvasback = 0x101010;
-    setCanvas(mode, c);
-    if(mode == pmStart || mode == pmGeometryStart) t();
-  
-    act(mode);
-
-    if(mode == pmStop || mode == pmGeometry || mode == pmGeometryReset) {
-      rogueviz::close();
-      shmup::clearMonsters();
-      if(mode == pmGeometryReset) t();
-      }
-  
-    };
-  }
-
-#define RVPATH HYPERPATH "rogueviz/"
-
 vector<slide> rvslides;
 extern vector<slide> rvslides_default;
 
@@ -1333,22 +1278,3 @@ auto hooks  =
  0;
 
 }
-
-#include "kohonen.cpp"
-#include "staircase.cpp"
-#include "banachtarski.cpp"
-#include "pentagonal.cpp"
-#include "functions.cpp"
-#include "fundamental.cpp"
-#include "sunflower.cpp"
-#include "flocking.cpp"
-#include "magiccube.cpp"
-#include "cvl.cpp"
-#include "newconf.cpp"
-#include "grigorchuk.cpp"
-#include "qtm.cpp"
-#include "rewriting.cpp"
-#include "sag.cpp"
-#include "collatz.cpp"
-#include "tree.cpp"
-#include "fullnet.cpp"
diff --git a/rogueviz/sag.cpp b/rogueviz/sag.cpp
index 5280eb03..f87982ba 100644
--- a/rogueviz/sag.cpp
+++ b/rogueviz/sag.cpp
@@ -1,4 +1,3 @@
-#include "../hyper.h"
 #include "rogueviz.h"
 
 // SAG visualizer (e.g. Reddit roguelikes, GitHub languages)
diff --git a/rogueviz/staircase.cpp b/rogueviz/staircase.cpp
index a420bf9d..dad73227 100644
--- a/rogueviz/staircase.cpp
+++ b/rogueviz/staircase.cpp
@@ -4,6 +4,8 @@
 // Kohonen's self-organizing networks. 
 // This is a part of RogueViz, not a part of HyperRogue.
 
+#include "rogueviz.h"
+
 namespace rogueviz { namespace staircase {
 
 ld scurvature = 0;
diff --git a/rogueviz/sunflower.cpp b/rogueviz/sunflower.cpp
index bbc97ded..4e06d9b2 100644
--- a/rogueviz/sunflower.cpp
+++ b/rogueviz/sunflower.cpp
@@ -6,6 +6,8 @@
 
 // for spherical geometry, density is set automatically to cover the whole sphere
 
+#include "rogueviz.h"
+
 namespace hr {
 
 namespace sunflower {