From: arif <devnull@localhost>
Date: Fri, 14 Mar 2008 14:46:20 +0000 (+0000)
Subject: *** empty log message ***
X-Git-Tag: LAST_LIBGRAPH~32^2~4508
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=cfd58215b04642d8b353891e044f46591a5bade5;p=graphviz

*** empty log message ***
---

diff --git a/cmd/smyrna/draw.c b/cmd/smyrna/draw.c
index 180558571..5aa0d447f 100755
--- a/cmd/smyrna/draw.c
+++ b/cmd/smyrna/draw.c
@@ -63,7 +63,7 @@ void DrawBezier(GLfloat* xp,GLfloat* yp,GLfloat* zp, int filled,int param)
 		if (param==0)
 			glColor4f(view->penColor.R,view->penColor.G,view->penColor.B,view->penColor.A);
 		if (param==1)	//selected
-			glColor4f(view->selectColor.R,view->selectColor.G,view->selectColor.B,view->selectColor.A);
+			glColor4f(view->selectedNodeColor.R,view->selectedNodeColor.G,view->selectedNodeColor.B,view->selectedNodeColor.A);
 		glBegin(GL_LINE_STRIP);
 	}
 	else
@@ -71,7 +71,7 @@ void DrawBezier(GLfloat* xp,GLfloat* yp,GLfloat* zp, int filled,int param)
 		if (param==0)
 			glColor4f(view->fillColor.R,view->fillColor.G,view->fillColor.B,view->penColor.A);
 		if (param==1)	//selected
-			glColor4f(view->selectColor.R,view->selectColor.G,view->selectColor.B,view->selectColor.A);
+			glColor4f(view->selectedNodeColor.R,view->selectedNodeColor.G,view->selectedNodeColor.B,view->selectedNodeColor.A);
 		glBegin(GL_POLYGON);
 	}
 	/* We will not actually draw a curve, but we will divide the curve into small
@@ -205,7 +205,7 @@ void DrawEllipse(xdot_op* op,int param)
 		if (param==0)	
 			glColor4f(view->fillColor.R,view->fillColor.G,view->fillColor.B,view->fillColor.A);
 		if (param==1)	//selected
-			glColor4f(view->selectColor.R,view->selectColor.G,view->selectColor.B,view->selectColor.A);
+			glColor4f(view->selectedNodeColor.R,view->selectedNodeColor.G,view->selectedNodeColor.B,view->selectedNodeColor.A);
 
 		filled=1;
 	}
@@ -214,7 +214,7 @@ void DrawEllipse(xdot_op* op,int param)
 		if (param==0)
 			glColor4f(view->penColor.R,view->penColor.G,view->penColor.B,view->penColor.A);
 		if (param==1)	//selected
-			glColor4f(view->selectColor.R,view->selectColor.G,view->selectColor.B,view->selectColor.A);
+			glColor4f(view->selectedNodeColor.R,view->selectedNodeColor.G,view->selectedNodeColor.B,view->selectedNodeColor.A);
 
 		filled=0;
 	}
@@ -246,7 +246,7 @@ void DrawPolygon(xdot_op* op,int param)
 		if(param==0)
 			glColor4f(view->fillColor.R,view->fillColor.G,view->fillColor.B,view->fillColor.A);
 		if (param==1)	//selected
-			glColor4f(view->selectColor.R,view->selectColor.G,view->selectColor.B,view->selectColor.A);
+			glColor4f(view->selectedNodeColor.R,view->selectedNodeColor.G,view->selectedNodeColor.B,view->selectedNodeColor.A);
 
 		filled=1;
 	}
@@ -256,7 +256,7 @@ void DrawPolygon(xdot_op* op,int param)
 		if(param==0)
 			glColor4f(view->penColor.R,view->penColor.G,view->penColor.B,view->penColor.A);
 		if (param==1)	//selected
-			glColor4f(view->selectColor.R,view->selectColor.G,view->selectColor.B,view->selectColor.A);
+			glColor4f(view->selectedNodeColor.R,view->selectedNodeColor.G,view->selectedNodeColor.B,view->selectedNodeColor.A);
 
 	}
 	glLineWidth(view->LineWidth);
@@ -278,7 +278,7 @@ void DrawPolyline(xdot_op* op,int param)
 	if(param==0)	
 		glColor4f(view->penColor.R,view->penColor.G,view->penColor.B,view->penColor.A);
 	if (param==1)	//selected
-		glColor4f(view->selectColor.R,view->selectColor.G,view->selectColor.B,view->selectColor.A);
+		glColor4f(view->selectedNodeColor.R,view->selectedNodeColor.G,view->selectedNodeColor.B,view->selectedNodeColor.A);
 	SelectPolyline(op);
 	set_options(op,param);
 	glLineWidth(view->LineWidth);
@@ -358,7 +358,7 @@ void EmbedText(xdot_op* op,int param)
 	if(param==0)
 		fontColor (view->penColor.R,view->penColor.G,view->penColor.B);
 	if (param==1)	//selected
-		fontColor (view->selectColor.R,view->selectColor.G,view->selectColor.B);
+		fontColor (view->selectedNodeColor.R,view->selectedNodeColor.G,view->selectedNodeColor.B);
 
 	fontDrawString ((int)(x-dx),op->u.text.y-(int)dy,op->u.text.text,op->u.text.width);
 }
diff --git a/cmd/smyrna/gui/menucallbacks.c b/cmd/smyrna/gui/menucallbacks.c
index 27cee7af9..6a5b08e40 100755
--- a/cmd/smyrna/gui/menucallbacks.c
+++ b/cmd/smyrna/gui/menucallbacks.c
@@ -18,6 +18,7 @@
 #include "viewport.h"
 #include "tvnodes.h"
 #include "selection.h"
+#include "topviewsettings.h"
 
 
 //file
@@ -120,6 +121,10 @@ void mNewSlot (GtkWidget *widget,gpointer user_data)
   void mDeleteSlot (GtkWidget *widget,gpointer user_data)
 {
 }
+void mTopviewSettingsSlot (GtkWidget *widget,gpointer user_data)
+{
+	show_settings_form();
+}
 
 
 
diff --git a/cmd/smyrna/gui/menucallbacks.h b/cmd/smyrna/gui/menucallbacks.h
index 4d1ebd512..1b8bc15ee 100755
--- a/cmd/smyrna/gui/menucallbacks.h
+++ b/cmd/smyrna/gui/menucallbacks.h
@@ -33,6 +33,7 @@ _BB void mCutSlot (GtkWidget *widget,gpointer user_data);
 _BB void mCopySlot (GtkWidget *widget,gpointer user_data);
 _BB void mPasteSlot (GtkWidget *widget,gpointer user_data);
 _BB void mDeleteSlot (GtkWidget *widget,gpointer user_data);
+_BB void mTopviewSettingsSlot (GtkWidget *widget,gpointer user_data);
 
 //view
 _BB void mShowToolBoxSlot(GtkWidget *widget,gpointer user_data);
diff --git a/cmd/smyrna/hier.c b/cmd/smyrna/hier.c
index e0ca07226..557c3140c 100644
--- a/cmd/smyrna/hier.c
+++ b/cmd/smyrna/hier.c
@@ -29,7 +29,7 @@
     set_active_levels(hierarchy, fs->foci_nodes, fs->num_foci);
     positionAllItems(hierarchy, fs, parms)
 
-  When done:
+  When done:973 377 2462
     release (hierarchy);
 */
 
@@ -186,4 +186,13 @@ makeHier (int nn, int ne, vtx_data* graph, double* x_coords, double* y_coords)
 
     return hp;
 }
+focus_t* initFocus (int ncnt)
+{
+    focus_t* fs = NEW(focus_t);
+    fs->num_foci = 0;
+    fs->foci_nodes = N_NEW(ncnt, int);
+    fs->x_foci = N_NEW(ncnt, double);
+    fs->y_foci = N_NEW(ncnt,double);
+    return fs;
+}
 
diff --git a/cmd/smyrna/hier.h b/cmd/smyrna/hier.h
index 1a3a9e52d..433954d6f 100644
--- a/cmd/smyrna/hier.h
+++ b/cmd/smyrna/hier.h
@@ -1,9 +1,8 @@
 #ifndef HIER_H
 #define HIER_H
 
-#include "topview.h"
 #include "hierarchy.h"
-
+#include "topview.h"
 typedef struct {
     int num_foci;
     int* foci_nodes;
@@ -22,5 +21,6 @@ typedef struct {
 void positionAllItems (Hierarchy* hp, focus_t* fs, hierparms_t* parms);
 vtx_data* makeGraph (topview* tv, int* nedges);
 Hierarchy* makeHier (int nnodes, int nedges, vtx_data*, double*, double*);
+focus_t* initFocus (int ncnt);
 
 #endif
diff --git a/cmd/smyrna/smyrnadefs.h b/cmd/smyrna/smyrnadefs.h
index 74bb9632e..02bc3198f 100644
--- a/cmd/smyrna/smyrnadefs.h
+++ b/cmd/smyrna/smyrnadefs.h
@@ -3,11 +3,12 @@
 
 #ifdef WIN32
 #include "windows.h"
-#define	SMYRNA_GLADE "C:/Projects/graphviz2/share/gui/smyrna.glade"
+//#define	SMYRNA_GLADE "C:/Projects/graphviz2/share/gui/smyrna.glade"
 #define	SMYRNA_ATTRS "c:/Projects/graphviz2/share/gui/attrs.txt"
 #endif
 #ifdef _WIN32
-#define GTKTOPVIEW_GLADE "c:\\Projects\\ATT\\GTK\\gtktopview\\lib\\GUI\\smyrna.glade"
+//#define GTKTOPVIEW_GLADE "c:\\Projects\\ATT\\GTK\\gtktopview\\lib\\GUI\\smyrna.glade"
+#define SMYRNA_GLADE "c:\\Projects\\ATT\\GTK\\gtktopview\\lib\\GUI\\smyrna.glade"
 #define GTKTOPVIEW_ATTRS "c:\\Projects\\ATT\\GTK\\GTKTest2\\attrs.txt"
 // #else
 // using -DGTKTOPVIEW_GLADE from Makefile.am and configure.ac
@@ -29,6 +30,8 @@
 #include <GL/glu.h>	
 #include <gtk/gtkgl.h>
 #include "glcompset.h"
+#include "hierarchy.h"
+
 
 #define IS_TEST_MODE_ON				0
 #define	DEFAULT_MAGNIFIER_WIDTH		300
@@ -125,6 +128,9 @@ typedef struct {
 	glCompSet* topviewmenu;	//for novice user open gl menu
 	topviewdata* TopviewData;
 	void* customptr;
+	Hierarchy* h;
+
+
 } topview;
 enum
 {
@@ -255,10 +261,18 @@ typedef struct _ViewInfo
 	RGBColor penColor;
 	/*default fill color*/
 	RGBColor fillColor;
-	/*selection color, selected items appear in this color*/
-	RGBColor selectColor;
+	/*highlighted Node Color*/
+	RGBColor highlightedNodeColor;
+	/*highlighted Edge Color*/
+	RGBColor highlightedEdgeColor;
 	/*grid color*/
 	RGBColor gridColor;	//grid color
+	/*border color*/
+	RGBColor borderColor;
+	/*selected node color*/
+	RGBColor selectedNodeColor;
+	/*selected edge color*/
+	RGBColor selectedEdgeColor;
 
 	/*default line width*/
 	float LineWidth;
@@ -270,9 +284,10 @@ typedef struct _ViewInfo
 
 	/*draws a border in border colors if it is 1*/
 	int bdVisible;	//if borders are visible (boundries of the drawing,
-	/*border color*/
-	RGBColor borderColor;
 	/*border coordinates, needs to be calculated for each graph*/
+
+
+
 	float bdxLeft,bdyTop,bdzTop;	
 	float bdxRight,bdyBottom,bdzBottom; 
 
diff --git a/cmd/smyrna/topview.c b/cmd/smyrna/topview.c
index 4875c1fdd..8c5321ba0 100755
--- a/cmd/smyrna/topview.c
+++ b/cmd/smyrna/topview.c
@@ -24,6 +24,7 @@
 #include "draw.h"
 #include "selection.h"
 #include "topviewdata.h"
+#include "hier.h"
 
 static float dx=0.0;
 static float dy=0.0;
@@ -189,7 +190,8 @@ void preparetopview(Agraph_t *g,topview* t)
 	set_boundries(t);
 	set_update_required(t);
 	t->topviewmenu=glcreate_gl_topview_menu();
-	load_host_buttons(t,g,t->topviewmenu);
+	//load_host_buttons(t,g,t->topviewmenu);
+	prepare_topological_fisheye(t);
 
 
 
@@ -240,7 +242,7 @@ void drawTopViewGraph(Agraph_t *g)
 						update_topview_node_from_cgraph(v);
 					if( ((custom_object_data*)AGDATA(v->Node))->Selected==1)
 					{
-						glColor4f(view->selectColor.R,view->selectColor.G,view->selectColor.B,view->selectColor.A);
+						glColor4f(view->selectedNodeColor.R,view->selectedNodeColor.G,view->selectedNodeColor.B,view->selectedNodeColor.A);
 						ddx=dx;ddy=dy;
 					}
 					else		//get the color from node
@@ -559,7 +561,7 @@ int get_color_from_edge(topview_edge *e)
 			)
 	{
 //		glColor4f(0,0,1,1);
-		glColor4f(view->selectColor.R,view->selectColor.G,view->selectColor.B,view->selectColor.A);
+		glColor4f(view->selectedNodeColor.R,view->selectedNodeColor.G,view->selectedNodeColor.B,view->selectedNodeColor.A);
 		return return_value;
 	}
 	if(		( ((custom_object_data*)AGDATA(e->Node1->Node))->Highlighted==1)
@@ -1081,7 +1083,75 @@ glCompSet* glcreate_gl_topview_menu()
 	return s;
 
 }
-//calbacks
+
+void prepare_topological_fisheye(topview* t)
+{
+/* To use:
+  double* x_coords; // initial x coordinates
+  double* y_coords; // initial y coordinates
+  focus_t* fs;
+  int ne;
+  vtx_data* graph = makeGraph (topview*, &ne);
+  hierarchy = makeHier(topview->NodeCount, ne, graph, x_coords, y_coords);
+  freeGraph (graph);
+  fs = initFocus (topview->Nodecount); // create focus set
+
+  In loop, 
+    update fs.
+      For example, if user clicks mouse at (p.x,p.y) to pick a single new focus,
+        int closest_fine_node;
+        find_closest_active_node(hierarchy, p.x, p.y, &closest_fine_node);
+        fs->num_foci = 1;
+        fs->foci_nodes[0] = closest_fine_node;
+        fs->x_foci[0] = hierarchy->geom_graphs[cur_level][closest_fine_node].x_coord; 
+        fs->y_foci[0] = hierarchy->geom_graphs[cur_level][closest_fine_node].y_coord;
+
+
+      
+    set_active_levels(hierarchy, fs->foci_nodes, fs->num_foci);
+    positionAllItems(hierarchy, fs, parms)
+
+  When done:
+    release (hierarchy);
+*/
+	double* x_coords=0; // initial x coordinates
+	double* y_coords=0; // initial y coordinates
+	focus_t* fs;
+	int ne;
+	int ind;
+	int closest_fine_node;
+	int cur_level=0;
+	hierparms_t parms;
+	vtx_data* graph = makeGraph (t, &ne);
+	t->h = makeHier(t->Nodecount, ne, graph, x_coords, y_coords);
+	freeGraph (graph);
+	fs = initFocus (t->Nodecount); // create focus set
+
+	find_closest_active_node(t->h, 50.0, 50.0, &closest_fine_node);
+	fs->num_foci = 1;
+	fs->foci_nodes[0] = closest_fine_node;
+	fs->x_foci[0] = t->h->geom_graphs[cur_level][closest_fine_node].x_coord; 
+	fs->y_foci[0] = t->h->geom_graphs[cur_level][closest_fine_node].y_coord;
+
+      
+    set_active_levels(t->h, fs->foci_nodes, fs->num_foci);
+    positionAllItems(t->h, fs, &parms);
+	//DEBUG
+	//show coordinates and active levels
+	for (ind ; ind < t->Nodecount;ind ++)
+	{
+		
+		printf ("original coords (%f,%f)\n",t->Nodes[ind].x,t->Nodes[ind].y);
+		printf ("local coords (%f,%f)\n",t->h->geom_graphs[cur_level][ind].local_x_coord,t->h->geom_graphs[cur_level][ind].local_y_coord);
+		printf ("physical coords (%f,%f)\n",t->h->geom_graphs[cur_level][ind].new_physical_x_coord,t->h->geom_graphs[cur_level][ind].new_physical_y_coord);
+		printf ("local coords (%f,%f)\n",t->h->geom_graphs[cur_level][ind].local_x_coord,t->h->geom_graphs[cur_level][ind].local_y_coord);
+	}
+
+
+
+
+}
+
 
 
 
diff --git a/cmd/smyrna/topview.h b/cmd/smyrna/topview.h
index 1c5ded7f5..098555eb7 100755
--- a/cmd/smyrna/topview.h
+++ b/cmd/smyrna/topview.h
@@ -46,6 +46,7 @@ double dist(double x1, double y1, double x2, double y2);
 double G(double x);
 glCompSet* glcreate_gl_topview_menu();
 void fisheye_polar(double x_focus, double y_focus,topview* t);
+void prepare_topological_fisheye(topview* t);
 
 
 #endif
diff --git a/cmd/smyrna/viewport.c b/cmd/smyrna/viewport.c
index 306f31b84..24279377e 100755
--- a/cmd/smyrna/viewport.c
+++ b/cmd/smyrna/viewport.c
@@ -100,10 +100,10 @@ void init_viewport(ViewInfo* view)
 	view->bgColor.A=1;
 
 	//selected objets are drawn with this color
-	view->selectColor.R=1;
-	view->selectColor.G=0;
-	view->selectColor.B=0;
-	view->selectColor.A=1;
+	view->selectedNodeColor.R=1;
+	view->selectedNodeColor.G=0;
+	view->selectedNodeColor.B=0;
+	view->selectedNodeColor.A=1;
 
 	//default line width;
 	view->LineWidth=1;
@@ -141,6 +141,7 @@ void init_viewport(ViewInfo* view)
 	view->Selection.SelectionColor.A=1;
 	view->Selection.Anti=0;
 	view->Topview=malloc(sizeof(topview));
+	view->Topview->topviewmenu='\0';
 }
 
 int add_graph_to_viewport_from_file (char* fileName)
diff --git a/lib/glcomp/glcompset.c b/lib/glcomp/glcompset.c
index b8a0f9c6f..1e7674576 100644
--- a/lib/glcomp/glcompset.c
+++ b/lib/glcomp/glcompset.c
@@ -464,13 +464,16 @@ int glCompSetRelease(glCompSet* s,int x,int y)
 {
 	
 	int ind=0;
-	for (ind=0 ; ind < s->buttoncount; ind ++)
+	if (s)
 	{
-		if((s->buttons[ind]->visible) && (s->buttons[ind]->enabled))
+		for (ind=0 ; ind < s->buttoncount; ind ++)
 		{
-			if((glCompPointInButton(s->buttons[ind],s->clickedX,s->clickedY)))
+			if((s->buttons[ind]->visible) && (s->buttons[ind]->enabled))
 			{
-				glCompButtonClick(s->buttons[ind]);
+				if((glCompPointInButton(s->buttons[ind],s->clickedX,s->clickedY)))
+				{
+					glCompButtonClick(s->buttons[ind]);
+				}
 			}
 		}
 	}
diff --git a/lib/topfish/delaunay.c b/lib/topfish/delaunay.c
index 62ede31de..998793f60 100644
--- a/lib/topfish/delaunay.c
+++ b/lib/topfish/delaunay.c
@@ -126,6 +126,7 @@ vtx_data *UG_graph(double *x, double *y, int n, int accurate_computation)
     double dist_ij, dist_ik, dist_jk, x_i, y_i, x_j, y_j;
     int j, k, neighbor_j, neighbor_k;
     int removed;
+    int source, dest;
 
     in.pointlist = N_NEW(2 * n, REAL);
     for (i = 0; i < n; i++) {
@@ -208,7 +209,6 @@ vtx_data *UG_graph(double *x, double *y, int n, int accurate_computation)
 	delaunay[i].edges[0] = i;
 	delaunay[i].nedges = 1;
     }
-    int source, dest;
     for (i = 0; i < nedges; i++) {
 	source = out.edgelist[2 * i];
 	dest = out.edgelist[2 * i + 1];
diff --git a/lib/topfish/hierarchy.c b/lib/topfish/hierarchy.c
index e2b25d601..cf74ffaef 100644
--- a/lib/topfish/hierarchy.c
+++ b/lib/topfish/hierarchy.c
@@ -164,11 +164,21 @@ static int maxmatch(vtx_data * graph,	/* array of vtx data for graph */
     int neighbor;		/* neighbor of a vertex */
     int nmerged = 0;		/* number of edges in matching */
     int i, j;			/* loop counters */
+    float max_norm_edge_weight;
+    double inv_size;
+    double *matchability = N_NEW(nvtxs, double);
+    double min_edge_len;
+    double closest_val = -1, val;
+    int closest_neighbor;
+    float *vtx_vec = N_NEW(nvtxs, float);
+    float *weighted_vtx_vec = N_NEW(nvtxs, float);
+    float sum_weights;
 
     // gather statistics, to enable normalizing the values
     double avg_edge_len = 0, avg_deg_2 = 0;
     int nedges = 0;
-    for (i = 0; i < nvtxs; i++) {
+
+	for (i = 0; i < nvtxs; i++) {
 	avg_deg_2 += graph[i].nedges;
 	for (j = 1; j < graph[i].nedges; j++) {
 	    avg_edge_len += dist(geom_graph, i, graph[i].edges[j]);
@@ -182,8 +192,6 @@ static int maxmatch(vtx_data * graph,	/* array of vtx data for graph */
     // the normalized edge weight of edge <v,u> is defined as:
     // weight(<v,u>)/sqrt(size(v)*size(u))
     // Now we compute the maximal normalized weight
-    float max_norm_edge_weight;
-    double inv_size;
     if (graph[0].ewgts != NULL) {
 	max_norm_edge_weight = -1;
 	for (i = 0; i < nvtxs; i++) {
@@ -221,8 +229,6 @@ static int maxmatch(vtx_data * graph,	/* array of vtx data for graph */
 	}
 */
     // Option 2: sort the nodes begining with the ones highly approriate for matching
-    double *matchability = N_NEW(nvtxs, double);
-    double min_edge_len;
     for (i = 0; i < nvtxs; i++) {
 	vtx = order[i];
 	matchability[vtx] = graph[vtx].nedges;	// we less want to match high degree nodes
@@ -241,11 +247,6 @@ static int maxmatch(vtx_data * graph,	/* array of vtx data for graph */
     free(matchability);
 
     // Start determining the matched pairs
-    double closest_val = -1, val;
-    int closest_neighbor;
-    float *vtx_vec = N_NEW(nvtxs, float);
-    float *weighted_vtx_vec = N_NEW(nvtxs, float);
-    float sum_weights;
     for (i = 0; i < nvtxs; i++) {
 	vtx_vec[i] = 0;
     }
@@ -1364,15 +1365,16 @@ static int
 isActiveAncestorOfNeighbors(Hierarchy * hierarchy, int node, int level,
 			    int activeAncestorIdx)
 {
-    int i;
-    vtx_data neighborsInLevel;
+    int i,	active_level ;
+
+	vtx_data neighborsInLevel;
     int neighbor, neighborLevel;
     assert(hierarchy);
     neighborsInLevel = hierarchy->graphs[level][node];
 
     for (i = 1; i < neighborsInLevel.nedges; i++) {
 	neighbor = neighborsInLevel.edges[i];
-	int active_level =
+	active_level =
 	    hierarchy->geom_graphs[level][neighbor].active_level;
 	if (active_level > level) {
 	    // ancestor of neighbor is active
@@ -1402,7 +1404,7 @@ findGlobalIndexesOfActiveNeighbors(Hierarchy * hierarchy, int index,
     int numNeighbors = 0;
     int *neighbors;
     int i, j;
-    int level, node;
+    int level, node,active_level,found;
     vtx_data neighborsInLevel;
     int nAllocNeighbors;
     int *stack;			// 4*hierarchy->nlevels should be enough for the DFS scan
@@ -1423,7 +1425,7 @@ findGlobalIndexesOfActiveNeighbors(Hierarchy * hierarchy, int index,
 
     for (i = 1; i < neighborsInLevel.nedges; i++) {
 	neighbor = neighborsInLevel.edges[i];
-	int active_level =
+	active_level =
 	    hierarchy->geom_graphs[level][neighbor].active_level;
 	if (active_level == level) {
 	    // neighbor is active - add it
@@ -1442,7 +1444,7 @@ findGlobalIndexesOfActiveNeighbors(Hierarchy * hierarchy, int index,
 		neighbor = hierarchy->v2cv[neighborLevel][neighbor];
 		neighborLevel++;
 	    } while (active_level > neighborLevel);
-	    int found = 0;
+	    found = 0;
 	    for (j = 0; j < numNeighbors && !found; j++) {
 		if (neighbors[j] ==
 		    hierarchy->geom_graphs[neighborLevel][neighbor].
diff --git a/lib/topfish/rescale_layout.c b/lib/topfish/rescale_layout.c
index 972607e06..65b292a80 100644
--- a/lib/topfish/rescale_layout.c
+++ b/lib/topfish/rescale_layout.c
@@ -84,9 +84,10 @@ static double *smooth_vec(double *vec, int *ordering, int n, int interval,
 {
 // smooth 'vec' by setting each components to the average of is 'interval'-neighborhood in 'ordering'
     int len, i, n1;
+	double sum;
     smoothed_vec = RALLOC(n, smoothed_vec, double);
     n1 = MIN(1 + interval, n);
-    double sum = 0;
+    sum = 0;
     for (i = 0; i < n1; i++) {
 	sum += vec[ordering[i]];
     }