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more alternatives for normals, winding number header only

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This commit is contained in:
Alec Jacobson
2014-09-05 16:25:15 -04:00
parent 98c3146acc
commit 95a968f433
16 changed files with 272 additions and 37 deletions
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examples/intersections/example.cpp
+7 -10
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@@ -23,6 +23,7 @@
#include <igl/ReAntTweakBar.h>
#include <igl/pathinfo.h>
#include <igl/Camera.h>
#include <igl/cat.h>
#include <igl/get_seconds.h>
#include <igl/cgal/remesh_self_intersections.h>
#include <igl/cgal/intersect_other.h>
@@ -123,7 +124,7 @@ float light_pos[4] = {0.1,0.1,-0.9,0};
// C,D Colors
// N,W Normals
// mid combined "centroid"
Eigen::MatrixXd V,N,C,Z,mid,U,W,D;
Eigen::MatrixXd V,N,C,Z,mid,U,W,D,VU;
// F,G faces
Eigen::MatrixXi F,G;
bool has_other = false;
@@ -305,7 +306,7 @@ void display()
// Draw a nice floor
glPushMatrix();
const double floor_offset =
-2./bbd*(V.col(1).maxCoeff()-mid(1));
-2./bbd*(VU.col(1).maxCoeff()-mid(1));
glTranslated(0,floor_offset,0);
const float GREY[4] = {0.5,0.5,0.6,1.0};
const float DARK_GREY[4] = {0.2,0.2,0.3,1.0};
@@ -633,18 +634,14 @@ int main(int argc, char * argv[])
{
return 1;
}
mid = 0.25*(V.colwise().maxCoeff() + V.colwise().minCoeff()) +
0.25*(U.colwise().maxCoeff() + U.colwise().minCoeff());
bbd = max(
(V.colwise().maxCoeff() - V.colwise().minCoeff()).maxCoeff(),
(U.colwise().maxCoeff() - U.colwise().minCoeff()).maxCoeff());
cat(1,V,U,VU);
color_intersections(V,F,U,G,C,D);
}else
{
mid = 0.5*(V.colwise().maxCoeff() + V.colwise().minCoeff());
bbd = (V.colwise().maxCoeff() - V.colwise().minCoeff()).maxCoeff();
color_selfintersections(V,F,C);
VU = V;
}
mid = 0.5*(VU.colwise().maxCoeff() + VU.colwise().minCoeff());
bbd = (VU.colwise().maxCoeff() - VU.colwise().minCoeff()).maxCoeff();
// Init glut
glutInit(&argc,argv);