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add stl writer to dcel

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This commit is contained in:
James E McClure
2020-06-26 12:48:32 -04:00
parent 67e8f94574
commit b2a5d0ba2e
2 changed files with 20 additions and 0 deletions
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19
analysis/dcel.cpp
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@@ -15,6 +15,25 @@ int DECL::Face(int index){
return FaceData[index];
}
void DECL::Write(){
int e1,e2,e3;
FILE *TRIANGLES;
TRIANGLES = fopen("triangles.stl","w");
fprintf("solid \n");
for (int idx=0; idx<TriangleCount; idx++){
e1 = object.Face(idx);
e2 = object.halfedge.next(e1);
e3 = object.halfedge.next(e2);
auto P1 = object.vertex.coords(object.halfedge.v1(e1));
auto P2 = object.vertex.coords(object.halfedge.v1(e2));
auto P3 = object.vertex.coords(object.halfedge.v1(e3));
fprintf("vertex %f %f %f\n",P1.x,P1.y.P1.z);
fprintf("vertex %f %f %f\n",P2.x,P2.y.P2.z);
fprintf("vertex %f %f %f\n",P3.x,P3.y.P3.z);
}
fclose(TRIANGLES);
}
void DECL::LocalIsosurface(const DoubleArray& A, double value, const int i, const int j, const int k){
Point P,Q;
Point PlaceHolder;

1
analysis/dcel.h
View File

@@ -67,6 +67,7 @@ public:
Vertex vertex;
Halfedge halfedge;
void LocalIsosurface(const DoubleArray& A, double value, int i, int j, int k);
void Write();
int Face(int index);
double origin(int edge);