Merge pull request #1715 from gforney/devel2

remove some inefficiencies in geomettry boundary file loading and display
firemodels · Oct 17, 2023 · 60623b0 · 60623b0
2 parents c652482 + 8eef205
commit 60623b0
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Showing 8 changed files with 77 additions and 49 deletions.
diff --git a/Source/smokeview/IOboundary.c b/Source/smokeview/IOboundary.c
@@ -1518,8 +1518,8 @@ float UpdateBoundaryHist(patchdata *patchj){
     else{
       int error_code;
 
-      ReadGeomData(patchi, NULL, UPDATE_HIST, ALL_FRAMES, NULL, &error_code);
-      ReadGeomData(patchi, NULL, UNLOAD, ALL_FRAMES, NULL, &error_code);
+      ReadGeomData(patchi, NULL, UPDATE_HIST, ALL_FRAMES, NULL, 0, &error_code);
+      ReadGeomData(patchi, NULL, UNLOAD,      ALL_FRAMES, NULL, 0, &error_code);
     }
   }
   if(hist_updated == 1){
@@ -2646,7 +2646,7 @@ FILE_SIZE ReadBoundary(int ifile, int load_flag, int *errorcode){
       UpdateBoundaryHist(patchi);
 #endif
     }
-    return_filesize=ReadGeomData(patchi,NULL, load_flag,ALL_FRAMES, NULL, errorcode);
+    return_filesize=ReadGeomData(patchi,NULL, load_flag,ALL_FRAMES, NULL, 1, errorcode);
   }
   else{
     ASSERT(ifile>=0&&ifile<npatchinfo);

diff --git a/Source/smokeview/IOgeometry.c b/Source/smokeview/IOgeometry.c
@@ -2384,25 +2384,56 @@ void ReadGeomHeader(geomdata *geomi, int *geom_frame_index, int *ntimes_local){
   }
 }
 
+/* ------------------ GetGeomDataSizeFixed ------------------------ */
 
-/* ------------------ GetGeomDataSize ------------------------ */
+int GetGeomDataSizeFixed(patchdata *patchi, int *nvars, int time_frame, int *geom_offsets, int *geom_offset_flag, int *error){
+  int ntimes_local = 0;
+  FILE_SIZE file_size;
+  int frame_size, header_size;
+  int nvars_per_frame;
+  int i;
+
+  *error = 0;
+  file_size = GetFileSizeSMV(patchi->file);
+  if(file_size == 0)return 0;
+
+  header_size = 2*(4 + 4 + 4);
+  frame_size  = 12; // time
+  frame_size += 24; // nval1, nval2, nval3, nval4
+  nvars_per_frame = patchi->geominfo->geomlistinfo_0->ntriangles;
+  frame_size += 8 + nvars_per_frame * sizeof(float); // data
+  if(frame_size > 0){
+    ntimes_local = (file_size - header_size) / frame_size;
+  }
+  if(geom_offset_flag != NULL && *geom_offset_flag == GET_GEOM_OFFSETS){
+    *nvars = ntimes_local * nvars_per_frame;
+  }
+  else{
+    *nvars = nvars_per_frame;
+    ntimes_local = 1;
+    if(geom_offsets != NULL)geom_offsets[0] = header_size;
+  }
+  if(geom_offsets!=NULL&&geom_offset_flag != NULL && *geom_offset_flag == BUILD_GEOM_OFFSETS){
+    for(i = 0;i < ntimes_local;i++){
+      geom_offsets[i] = header_size + i * frame_size;
+    }
+  }
+  return ntimes_local;
+}
 
-int GetGeomDataSize(char *filename, int *nvars, float *tmin, float *tmax, int time_frame,
-                    int *geom_offsets, int *geom_offset_flag, int *error){
+/* ------------------ GetGeomDataSize ------------------------ */
 
+int GetGeomDataSize(char *filename, int *nvars, int time_frame, int *geom_offsets, int *geom_offset_flag, int *error){
   float time;
   int one, version;
   int nvert_s, nvert_d, nface_s, nface_d;
   FILE *stream=NULL;
   int returncode=0;
   int nvars_local, ntimes_local;
-  int first = 1;
   int iframe;
   int geom_offset_index=0, geom_offset = 0, frame_start;
 
   *error=1;
-  *tmin = 0.0;
-  *tmax = 1.0;
   *nvars = 0;
   if(filename==NULL)return 0;
   stream = fopen(filename,"rb");
@@ -2429,13 +2460,6 @@ int GetGeomDataSize(char *filename, int *nvars, float *tmin, float *tmax, int ti
     if(geom_offset_flag!=NULL&&*geom_offset_flag==BUILD_GEOM_OFFSETS)geom_offsets[geom_offset_index] = geom_offset;
     FORTREAD(&time, 4, 1, stream);
     geom_offset += (4+4+4);
-    if(time_frame==ALL_FRAMES||time_frame==iframe){
-      if(first==1){
-        first = 0;
-        *tmin = time;
-      }
-      *tmax = time;
-    }
     if(returncode==0)break;
     FORTREAD(nvals, 4, 4, stream);
     geom_offset += (4+4*4+4);
@@ -2590,7 +2614,7 @@ FILE_SIZE GetGeomData(char *filename, int ntimes, int nvals, float *times, int *
 
 /* ------------------ ReadGeomData ------------------------ */
 
-FILE_SIZE ReadGeomData(patchdata *patchi, slicedata *slicei, int load_flag, int time_frame, float *time_value, int *errorcode){
+FILE_SIZE ReadGeomData(patchdata *patchi, slicedata *slicei, int load_flag, int time_frame, float *time_value, int flag, int *errorcode){
   char *file;
   int ntimes_local;
   int i;
@@ -2599,7 +2623,6 @@ FILE_SIZE ReadGeomData(patchdata *patchi, slicedata *slicei, int load_flag, int
   int error;
   FILE_SIZE return_filesize = 0;
   float total_time;
-  float tmin_local, tmax_local;
   int *geom_offsets=NULL, geom_offset_flag;
 
   if(patchi->structured == YES)return 0;
@@ -2646,7 +2669,12 @@ FILE_SIZE ReadGeomData(patchdata *patchi, slicedata *slicei, int load_flag, int
     geom_offset_flag = GET_GEOM_OFFSETS;
   }
 
-  ntimes_local = GetGeomDataSize(file, &nvals, &tmin_local, &tmax_local, time_frame, geom_offsets, &geom_offset_flag, &error);
+  if(flag==1){
+    ntimes_local = GetGeomDataSizeFixed(patchi, &nvals, time_frame, geom_offsets, &geom_offset_flag, &error);
+  }
+  else{
+    ntimes_local = GetGeomDataSize(file, &nvals, time_frame, geom_offsets, &geom_offset_flag, &error);
+  }
 
   if(time_value!=NULL){
     if(geom_offset_flag>0){
@@ -2724,15 +2752,15 @@ FILE_SIZE ReadGeomData(patchdata *patchi, slicedata *slicei, int load_flag, int
       FREEMEMORY(colorlabelpatch);
     }
     if(NewMemory((void **)&colorlabelpatch, MAXRGB * sizeof(char *)) == 0){
-      ReadGeomData(patchi, NULL, UNLOAD, time_frame, time_value,  &error);
+      ReadGeomData(patchi, NULL, UNLOAD, time_frame, time_value,  0, &error);
       return 0;
     }
     for (n = 0; n < MAXRGB; n++){
       colorlabelpatch[n] = NULL;
     }
     for (n = 0; n < nrgb; n++){
       if(NewMemory((void **)&colorlabelpatch[n], 11) == 0){
-        ReadGeomData(patchi, NULL, UNLOAD, time_frame, time_value, &error);
+        ReadGeomData(patchi, NULL, UNLOAD, time_frame, time_value, 0, &error);
         return 0;
       }
     }
@@ -2743,10 +2771,12 @@ FILE_SIZE ReadGeomData(patchdata *patchi, slicedata *slicei, int load_flag, int
     label = patchi->label.shortlabel;
 
     GetMinMax(BOUND_PATCH, label, &set_valmin, &valmin, &set_valmax, &valmax);
+    int convert = 0;
+    if(patchi->patch_filetype != PATCH_GEOMETRY_BOUNDARY && patchi->patch_filetype != PATCH_GEOMETRY_SLICE)convert = 0;
     GetBoundaryColors3(patchi, patchi->geom_vals, 0, patchi->geom_nvals, patchi->geom_ivals,
       &valmin, &valmax,
       nrgb, colorlabelpatch, colorvaluespatch, boundarylevels256,
-      &patchi->extreme_min, &patchi->extreme_max, 1);
+      &patchi->extreme_min, &patchi->extreme_max, convert);
     if(cache_boundary_data==0){
       FREEMEMORY(patchi->geom_vals);
     }

diff --git a/Source/smokeview/IOiso.c b/Source/smokeview/IOiso.c
@@ -347,10 +347,8 @@ FILE_SIZE ReadIsoGeom(int ifile, int load_flag, int *geom_frame_index, int *erro
     int filesize;
     int ntimes_local;
     float *valptr;
-    float tmin_local, tmax_local;
 
-
-    ntimes_local = GetGeomDataSize(isoi->tfile, &isoi->geom_nvals, &tmin_local, &tmax_local, ALL_FRAMES, NULL, NULL, &error);
+    ntimes_local = GetGeomDataSize(isoi->tfile, &isoi->geom_nvals, ALL_FRAMES, NULL, NULL, &error);
 
     if(isoi->geom_nvals>0&&ntimes_local>0){
       NewMemoryMemID((void **)&isoi->geom_nstatics,  ntimes_local*sizeof(int),       isoi->memory_id);

diff --git a/Source/smokeview/IOscript.c b/Source/smokeview/IOscript.c
@@ -2176,7 +2176,7 @@ int GetNSliceGeomFrames(scriptdata *scripti){
         if(slicei->slice_filetype==SLICE_GEOM){
           int nvals, error;
 
-          slicei->nframes = GetGeomDataSize(slicei->file, &nvals, &scripti->fval2, &scripti->fval3, ALL_FRAMES, NULL, NULL,  &error);
+          slicei->nframes = GetGeomDataSize(slicei->file, &nvals, ALL_FRAMES, NULL, NULL,  &error);
         }
         else{
           slicei->nframes = GetNSliceFrames(slicei->file, &scripti->fval2, &scripti->fval3);

diff --git a/Source/smokeview/IOslice.c b/Source/smokeview/IOslice.c
@@ -1296,7 +1296,7 @@ FILE_SIZE ReadVSlice(int ivslice, int time_frame, float *time_value, int flag, i
       display=u->display;
       if(u->loaded==1){
         if(u->slice_filetype == SLICE_GEOM){
-          return_filesize = ReadGeomData(u->patchgeom, u, UNLOAD, time_frame, time_value, errorcode);
+          return_filesize = ReadGeomData(u->patchgeom, u, UNLOAD, time_frame, time_value, 0, errorcode);
         }
         else{
           return_filesize+=ReadSlice(u->file, vd->iu, time_frame,NULL,UNLOAD, DEFER_SLICECOLOR, errorcode);
@@ -1312,7 +1312,7 @@ FILE_SIZE ReadVSlice(int ivslice, int time_frame, float *time_value, int flag, i
       display=v->display;
       if(v->loaded==1){
         if(v->slice_filetype == SLICE_GEOM){
-          return_filesize = ReadGeomData(v->patchgeom, v, UNLOAD, time_frame, time_value, errorcode);
+          return_filesize = ReadGeomData(v->patchgeom, v, UNLOAD, time_frame, time_value, 0, errorcode);
         }
         else{
           return_filesize+=ReadSlice(v->file, vd->iv, time_frame,NULL,UNLOAD, DEFER_SLICECOLOR, errorcode);
@@ -1328,7 +1328,7 @@ FILE_SIZE ReadVSlice(int ivslice, int time_frame, float *time_value, int flag, i
       display=w->display;
       if(w->loaded==1){
         if(w->slice_filetype == SLICE_GEOM){
-          return_filesize = ReadGeomData(w->patchgeom, w, UNLOAD, time_frame, time_value, errorcode);
+          return_filesize = ReadGeomData(w->patchgeom, w, UNLOAD, time_frame, time_value, 0, errorcode);
         }
         else{
           return_filesize+=ReadSlice(w->file, vd->iw, time_frame,NULL,UNLOAD, DEFER_SLICECOLOR, errorcode);
@@ -1344,7 +1344,7 @@ FILE_SIZE ReadVSlice(int ivslice, int time_frame, float *time_value, int flag, i
       display=val->display;
       if(val->loaded==1){
         if(val->slice_filetype == SLICE_GEOM){
-          return_filesize = ReadGeomData(val->patchgeom, val, UNLOAD, time_frame, time_value, errorcode);
+          return_filesize = ReadGeomData(val->patchgeom, val, UNLOAD, time_frame, time_value, 0, errorcode);
         }
         else{
           return_filesize+=ReadSlice(val->file, vd->ival, time_frame,NULL,UNLOAD, set_slicecolor, errorcode);
@@ -1373,7 +1373,7 @@ FILE_SIZE ReadVSlice(int ivslice, int time_frame, float *time_value, int flag, i
     vd->u=u;
     if(scriptoutstream==NULL||script_defer_loading==0){
       if(u->slice_filetype == SLICE_GEOM){
-        return_filesize += ReadGeomData(u->patchgeom, u, LOAD, time_frame, time_value, errorcode);
+        return_filesize += ReadGeomData(u->patchgeom, u, LOAD, time_frame, time_value, 0, errorcode);
       }
       else{
         return_filesize += ReadSlice(u->file, vd->iu, time_frame,time_value, flag, set_slicecolor, errorcode);
@@ -1400,7 +1400,7 @@ FILE_SIZE ReadVSlice(int ivslice, int time_frame, float *time_value, int flag, i
     vd->v=v;
     if(scriptoutstream==NULL||script_defer_loading==0){
       if(v->slice_filetype == SLICE_GEOM){
-        return_filesize += ReadGeomData(v->patchgeom, v, LOAD, time_frame, time_value, errorcode);
+        return_filesize += ReadGeomData(v->patchgeom, v, LOAD, time_frame, time_value, 0, errorcode);
       }
       else{
         return_filesize += ReadSlice(v->file, vd->iv, time_frame,time_value,flag, set_slicecolor, errorcode);
@@ -1428,7 +1428,7 @@ FILE_SIZE ReadVSlice(int ivslice, int time_frame, float *time_value, int flag, i
     vd->w=w;
     if(scriptoutstream==NULL||script_defer_loading==0){
       if(w->slice_filetype == SLICE_GEOM){
-        return_filesize += ReadGeomData(w->patchgeom, w, LOAD, time_frame, time_value, errorcode);
+        return_filesize += ReadGeomData(w->patchgeom, w, LOAD, time_frame, time_value, 0, errorcode);
       }
       else{
         return_filesize += ReadSlice(w->file, vd->iw, time_frame,time_value,flag, set_slicecolor, errorcode);
@@ -1457,7 +1457,7 @@ FILE_SIZE ReadVSlice(int ivslice, int time_frame, float *time_value, int flag, i
     vd->val=val;
     if(scriptoutstream==NULL||script_defer_loading==0){
       if(val->slice_filetype == SLICE_GEOM){
-        return_filesize += ReadGeomData(val->patchgeom, val, LOAD, time_frame, time_value, errorcode);
+        return_filesize += ReadGeomData(val->patchgeom, val, LOAD, time_frame, time_value, 0, errorcode);
       }
       else{
         return_filesize += ReadSlice(val->file, vd->ival, time_frame,time_value,flag, set_slicecolor, errorcode);

diff --git a/Source/smokeview/c_api.c b/Source/smokeview/c_api.c
@@ -1714,7 +1714,7 @@ void unloadslice(int value) {
 
     if (slicei->slice_filetype == SLICE_GEOM) {
       ReadGeomData(slicei->patchgeom, slicei, UNLOAD, ALL_FRAMES, NULL,
-                   &errorcode);
+                   0, &errorcode);
     } else {
       ReadSlice("", value, ALL_FRAMES, NULL, UNLOAD, SET_SLICECOLOR,
                 &errorcode);
@@ -1730,7 +1730,7 @@ void unloadslice(int value) {
         slicei = sliceinfo + i;
         if (slicei->slice_filetype == SLICE_GEOM) {
           ReadGeomData(slicei->patchgeom, slicei, UNLOAD, ALL_FRAMES, NULL,
-                       &errorcode);
+                       0, &errorcode);
         } else {
           ReadSlice("", i, ALL_FRAMES, NULL, UNLOAD, DEFER_SLICECOLOR,
                     &errorcode);
@@ -1755,7 +1755,7 @@ void unloadslice(int value) {
         slicei = sliceinfo + unload_index;
         if (slicei->slice_filetype == SLICE_GEOM) {
           ReadGeomData(slicei->patchgeom, slicei, UNLOAD, ALL_FRAMES, NULL,
-                       &errorcode);
+                       0, &errorcode);
         } else {
           ReadSlice("", unload_index, ALL_FRAMES, NULL, UNLOAD, SET_SLICECOLOR,
                     &errorcode);
@@ -1785,7 +1785,7 @@ int unloadall() {
     if (slicei->loaded == 1) {
       if (slicei->slice_filetype == SLICE_GEOM) {
         ReadGeomData(slicei->patchgeom, slicei, UNLOAD, ALL_FRAMES, NULL,
-                     &errorcode);
+                     0, &errorcode);
       } else {
         ReadSlice(slicei->file, i, ALL_FRAMES, NULL, UNLOAD, DEFER_SLICECOLOR,
                   &errorcode);

diff --git a/Source/smokeview/menus.c b/Source/smokeview/menus.c
@@ -3289,7 +3289,7 @@ void ReloadAllSliceFiles(void){
     i = slicei-sliceinfo;
 
     if(slicei->slice_filetype == SLICE_GEOM){
-      load_size+=ReadGeomData(slicei->patchgeom, slicei, LOAD, ALL_FRAMES, NULL, &errorcode);
+      load_size+=ReadGeomData(slicei->patchgeom, slicei, LOAD, ALL_FRAMES, NULL, 0, &errorcode);
     }
     else{
       load_size+=ReadSlice(slicei->file, i, ALL_FRAMES, NULL, LOAD, DEFER_SLICECOLOR, &errorcode);
@@ -3334,7 +3334,7 @@ void LoadUnloadMenu(int value){
       slicei = sliceinfo + i;
       if(slicei->loaded == 1){
         if(slicei->slice_filetype == SLICE_GEOM){
-          ReadGeomData(slicei->patchgeom, slicei, UNLOAD, ALL_FRAMES, NULL, &errorcode);
+          ReadGeomData(slicei->patchgeom, slicei, UNLOAD, ALL_FRAMES, NULL, 0, &errorcode);
         }
         else{
           ReadSlice(slicei->file, i, ALL_FRAMES, NULL, UNLOAD, DEFER_SLICECOLOR, &errorcode);
@@ -4385,7 +4385,7 @@ void UnloadSliceMenu(int value){
     slicei = sliceinfo+value;
 
     if(slicei->slice_filetype==SLICE_GEOM){
-      ReadGeomData(slicei->patchgeom, slicei, UNLOAD, ALL_FRAMES, NULL, &errorcode);
+      ReadGeomData(slicei->patchgeom, slicei, UNLOAD, ALL_FRAMES, NULL, 0, &errorcode);
     }
     else{
       ReadSlice("", value, ALL_FRAMES, NULL, UNLOAD, SET_SLICECOLOR, &errorcode);
@@ -4401,7 +4401,7 @@ void UnloadSliceMenu(int value){
 
         slicei = sliceinfo+i;
         if(slicei->slice_filetype == SLICE_GEOM){
-          ReadGeomData(slicei->patchgeom, slicei, UNLOAD, ALL_FRAMES, NULL, &errorcode);
+          ReadGeomData(slicei->patchgeom, slicei, UNLOAD, ALL_FRAMES, NULL, 0, &errorcode);
         }
         else{
           ReadSlice("",i, ALL_FRAMES, NULL, UNLOAD,DEFER_SLICECOLOR,&errorcode);
@@ -4425,7 +4425,7 @@ void UnloadSliceMenu(int value){
 
         slicei = sliceinfo+unload_index;
         if(slicei->slice_filetype==SLICE_GEOM){
-          ReadGeomData(slicei->patchgeom, slicei, UNLOAD, ALL_FRAMES, NULL, &errorcode);
+          ReadGeomData(slicei->patchgeom, slicei, UNLOAD, ALL_FRAMES, NULL, 0, &errorcode);
         }
         else{
           ReadSlice("", unload_index, ALL_FRAMES, NULL, UNLOAD, SET_SLICECOLOR, &errorcode);
@@ -4797,7 +4797,7 @@ FILE_SIZE LoadSlicei(int set_slicecolor, int value, int time_frame, float *time_
       if(fed_colorbar != NULL&&fed_colorbar - colorbarinfo == colorbartype)reset_colorbar = 1;
 
       if(slicei->slice_filetype == SLICE_GEOM){
-        return_filesize = ReadGeomData(slicei->patchgeom, slicei, LOAD, time_frame, time_value, &errorcode);
+        return_filesize = ReadGeomData(slicei->patchgeom, slicei, LOAD, time_frame, time_value, 0, &errorcode);
       }
       else{
         return_filesize = ReadSlice(slicei->file, value, time_frame, time_value, LOAD, set_slicecolor, &errorcode);
@@ -4837,7 +4837,7 @@ FILE_SIZE LoadAllSliceFiles(int last_slice, char *submenulabel, int dir, int *fc
     set_slicecolor = DEFER_SLICECOLOR;
     if(i==last_slice)set_slicecolor = SET_SLICECOLOR;
     if(slicei->slice_filetype==SLICE_GEOM){
-      load_size += ReadGeomData(slicei->patchgeom, slicei, LOAD, ALL_FRAMES, NULL, &errorcode);
+      load_size += ReadGeomData(slicei->patchgeom, slicei, LOAD, ALL_FRAMES, NULL, 0, &errorcode);
     }
     else{
       load_size += ReadSlice(slicei->file, i, ALL_FRAMES, NULL, LOAD, set_slicecolor, &errorcode);
@@ -4875,7 +4875,7 @@ void LoadSliceMenu(int value){
           slicei = sliceinfo + i;
           if(slicei->loaded == 1){
             if(slicei->slice_filetype == SLICE_GEOM){
-              ReadGeomData(slicei->patchgeom, slicei, UNLOAD, ALL_FRAMES, NULL, &errorcode);
+              ReadGeomData(slicei->patchgeom, slicei, UNLOAD, ALL_FRAMES, NULL, 0, &errorcode);
             }
             else{
               ReadSlice("",i, ALL_FRAMES, NULL, UNLOAD, DEFER_SLICECOLOR, &errorcode);
@@ -5168,7 +5168,7 @@ void LoadMultiSliceMenu(int value){
       if(dir!=0&&dir!=slicei->idir)continue;
       if(dir!=0&&slicei->volslice==1)continue;
       if(slicei->slice_filetype == SLICE_GEOM){
-        load_size += ReadGeomData(slicei->patchgeom, slicei, LOAD, ALL_FRAMES, NULL, &errorcode);
+        load_size += ReadGeomData(slicei->patchgeom, slicei, LOAD, ALL_FRAMES, NULL, 0, &errorcode);
       }
       else{
         load_size += ReadSlice(slicei->file,i, ALL_FRAMES, NULL, LOAD,SET_SLICECOLOR,&errorcode);

diff --git a/Source/smokeview/smokeheaders.h b/Source/smokeview/smokeheaders.h
@@ -75,7 +75,7 @@ EXTERNCPP void SetTimeState(void);
 
 EXTERNCPP void SetCurrentViewPoint(char *viewpoint_label);
 
-EXTERNCPP int GetGeomDataSize(char *file, int *nvals, float *tmin, float *tmax, int time_frame,
+EXTERNCPP int GetGeomDataSize(char *file, int *nvals, int time_frame,
                               int *geom_offsets, int *geom_offset_flag, int *error);
 EXTERNCPP FILE_SIZE GetGeomData(char *filename, int ntimes, int nvals, float *times, int *nstatics, int *ndynamics, float *vals,
   int time_frame, float *time_value, int *geom_offsets, int *error);
@@ -320,7 +320,7 @@ EXTERNCPP int IsSmokeComponentPresent(smoke3ddata *smoke3di);
 EXTERNCPP void GetSliceDataBounds(slicedata *sd, float *pmin, float *pmax);
 EXTERNCPP void UpdateAllSliceColors(int slicetype, int *errorcode);
 EXTERNCPP void UpdateSliceBounds(void);
-EXTERNCPP FILE_SIZE ReadGeomData(patchdata *patchi, slicedata *slicei, int load_flag, int time_frame, float *time_value, int *errorcode);
+EXTERNCPP FILE_SIZE ReadGeomData(patchdata *patchi, slicedata *slicei, int load_flag, int time_frame, float *time_value, int flag, int *errorcode);
 EXTERNCPP void UpdateWhereFaceVolumes(void);
 EXTERNCPP void UpdateTimebarOverlap(void);
 EXTERNCPP void UpdateRenderRadioButtons(int width_low, int height_low, int width_high, int height_high);