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Diffstat (limited to 'mesalib/src/glu/sgi/libnurbs/nurbtess/directedLine.cc')
-rw-r--r--mesalib/src/glu/sgi/libnurbs/nurbtess/directedLine.cc32
1 files changed, 22 insertions, 10 deletions
diff --git a/mesalib/src/glu/sgi/libnurbs/nurbtess/directedLine.cc b/mesalib/src/glu/sgi/libnurbs/nurbtess/directedLine.cc
index 74450352d..d942db728 100644
--- a/mesalib/src/glu/sgi/libnurbs/nurbtess/directedLine.cc
+++ b/mesalib/src/glu/sgi/libnurbs/nurbtess/directedLine.cc
@@ -309,6 +309,8 @@ directedLine::directedLine()
nextPolygon = NULL;
rootBit = 0;/*important to initilzae to 0 meaning not root yet*/
rootLink = NULL;
+ direction = INCREASING;
+ sline = NULL;
}
directedLine::~directedLine()
@@ -791,22 +793,30 @@ directedLine* readAllPolygons(char* filename)
{
Int i,j;
FILE* fp = fopen(filename, "r");
- assert(fp);
Int nPolygons;
- fscanf(fp, "%i", &nPolygons);
+ int result;
+
+ assert(fp);
+ result = fscanf(fp, "%i", &nPolygons);
+ assert(result != EOF);
directedLine *ret = NULL;
for(i=0; i<nPolygons; i++)
{
Int nEdges;
- fscanf(fp, "%i", &nEdges);
- Real vert[2][2];
+ result = fscanf(fp, "%i", &nEdges);
+ assert(result != EOF);
+ Real vert[2][2] = { { 0 } };
Real VV[2][2];
/*the first two vertices*/
- fscanf(fp, "%f", &(vert[0][0]));
- fscanf(fp, "%f", &(vert[0][1]));
- fscanf(fp, "%f", &(vert[1][0]));
- fscanf(fp, "%f", &(vert[1][1]));
+ result = fscanf(fp, "%f", &(vert[0][0]));
+ assert(result != EOF);
+ result = fscanf(fp, "%f", &(vert[0][1]));
+ assert(result != EOF);
+ result = fscanf(fp, "%f", &(vert[1][0]));
+ assert(result != EOF);
+ result = fscanf(fp, "%f", &(vert[1][1]));
+ assert(result != EOF);
VV[1][0] = vert[0][0];
VV[1][1] = vert[0][1];
sampledLine *sLine = new sampledLine(2, vert);
@@ -818,8 +828,10 @@ thisPoly->rootLinkSet(NULL);
{
vert[0][0]=vert[1][0];
vert[0][1]=vert[1][1];
- fscanf(fp, "%f", &(vert[1][0]));
- fscanf(fp, "%f", &(vert[1][1]));
+ result = fscanf(fp, "%f", &(vert[1][0]));
+ assert(result != EOF);
+ result = fscanf(fp, "%f", &(vert[1][1]));
+ assert(result != EOF);
sLine = new sampledLine(2,vert);
dLine = new directedLine(INCREASING, sLine);
dLine->rootLinkSet(thisPoly);