Some more comments.

Author: cheind

examples/deform_sphere.cpp

@@ -13,8 +13,6 @@
  are unconstrained.
  */
 
-
-
 // Include as-rigid-as-possible deformation algorithm
 #include <deform/arap.h>
 
@@ -60,15 +58,17 @@ int main(int argc, char **argv) {
  Mesh::VertexHandle va = mesh.vertex_handle(37);
  arap.setConstraint(va.idx(), deform::convert::toEigen(mesh.point(va)));
 
+ // Motion related variables
 
- // Motion related variables.
  Mesh::Point p = mesh.point(mesh.vertex_handle(32));
  double pi = -M_PI_2;
  double add = 0.01;
 
  // Create an OSG viewer to visualize incremental deformation.
  deform::example::OSGViewer viewer(argc, argv, mesh, [&p, &pi, &add, &arap](Mesh &mesh, double time) {
 
+ // Update motion
+ 
  pi += add;
  if (std::abs(pi) > M_PI_2) {
  add *= -1.0;
@@ -78,11 +78,13 @@ int main(int argc, char **argv) {
  // Set handles. Semantically handles are vertices that are dragged around by some motion. Note,
  // although semantically they have a different meaning conceptually its the same as pinning a vertex
  // to a location.
+ 
  Mesh::VertexHandle vh = mesh.vertex_handle(32);
  arap.setConstraint(vh.idx(), deform::convert::toEigen(p + Mesh::Point(0, 0, (float)(std::sin(pi)))));
 
  // Run the algorithm for 5 iterations. Usually enough when the target constrain locations are not
  // far from the initial locations. Mesh is automatically updated when method completes.
+ 
  arap.deform(5);
 
  return true;