pointing-to-directions now checks for the cell which is the most towards the given direction

control.cpp

@@ -87,7 +87,9 @@ EX movedir vectodir(hyperpoint P) {
   for(int i=0; i<cwt.at->type; i++) {
     transmatrix T;
     if(compute_relamatrix((cwt+i).peek(), cwt.at, i, T)) {
-      dirdist[i] = quickdist(U * T * C0, Centered * P);
+      ld d1 = geo_dist(U * T * C0, Centered * P, iTable);
+      ld d2 = geo_dist(U * T * C0, Centered * C0, iTable);
+      dirdist[i] = d1 - d2;
       }
     //xspinpush0(-i * 2 * M_PI /cwt.at->type, .5), P);
     }
@@ -238,7 +240,7 @@ EX void checkjoy() {
     if(sq < joyvalue1) { joydir.d = -1; return; }
     }
   
-  joydir = vectodir(hpxy(jx, jy));
+  joydir = vectodir(tangent_length(point2(jx, jy), 0.01));
   }
 
 EX void checkpanjoy(double t) {
@@ -1074,7 +1076,7 @@ EX bool handleCompass() {
   if(h < rad) {
     if(h < rad*SKIPFAC) movepcto(MD_WAIT);
     else {
-      hyperpoint param = hpxy(dx * 1. / rad, dy * 1. / rad);
+      hyperpoint param = tangent_length(point2(dx, dy), .01);
 
       movedir md = vectodir(param);
     

graph.cpp

@@ -7246,9 +7246,10 @@ EX void precise_mouseover() {
   if(WDIM == 3) { 
     mouseover2 = mouseover = viewcenter();
     ld best = HUGE_VAL;
-    hyperpoint h = direct_exp(lp_iapply(ztangent(1)), 100);
+    hyperpoint h = direct_exp(lp_iapply(ztangent(0.01)), 100);
     forCellEx(c1, mouseover2) {
-      ld dist = hdist(tC0(ggmatrix(c1)), h);
+      hyperpoint h1 = tC0(ggmatrix(c1));
+      ld dist = geo_dist(h1, h, iTable) - geo_dist(C0, h1, iTable);
       if(dist < best) mouseover = c1, best = dist;
       }
     return; 

hyperpoint.cpp

@@ -1118,6 +1118,6 @@ hyperpoint lp_apply(const hyperpoint h) {
   return nisot::local_perspective_used() ? nisot::local_perspective * h : h;
   }
 
-EX hyperpoint smalltangent() { return xtangent((sphere || hybri) ?.5 : 1); }
+EX hyperpoint smalltangent() { return xtangent(.1); }
 
 }