Author: Carlos Lopez <[email protected]>
Date: Mon Apr 18 10:52:55 2011 +0200
Add documentation
---
.../src/modules/mod_geometry/advanced_outline.cpp | 10 ++++++++--
1 files changed, 8 insertions(+), 2 deletions(-)
diff --git a/synfig-core/src/modules/mod_geometry/advanced_outline.cpp
b/synfig-core/src/modules/mod_geometry/advanced_outline.cpp
index 863697c..3b75de9 100644
--- a/synfig-core/src/modules/mod_geometry/advanced_outline.cpp
+++ b/synfig-core/src/modules/mod_geometry/advanced_outline.cpp
@@ -143,12 +143,18 @@ Advanced_Outline::sync()
// last tangent: used to remember second tangent of the
previous bezier
// when doing the cusp at the first blinepoint of the current
bezier
Vector last_tangent;
+ // Bezier size is differnt depending on whether the bline is
looped or not.
+ // For one single blinepoint, bezier size is always 1.0
Real bezier_size =
1.0/(blineloop?bline_size:(bline_size==1?1.0:(bline_size-1)));
+ // bindex is used to calculate the bnext_pos (bilinepoint's
position
+ // of the second bilinepoint of each bezier) properly
+ // *multiply by index is better than sum an index of times*
Real bindex(0.0);
Real biter_pos(bindex*bezier_size);
bindex++;
Real bnext_pos(bindex*bezier_size);
const vector<BLinePoint>::const_iterator bend(bline.end());
+ // side_a and side_b are the sides of the polygon
vector<Point> side_a, side_b;
// Sort the wplist. It is needed to calculate the first
widthpoint
sort(wplist.begin(),wplist.end());
@@ -440,8 +446,8 @@ Advanced_Outline::sync()
side_a.push_back(p+d*w);
side_b.push_back(p-d*w);
ipos = ipos + step;
- } while (1);
- } while(1);
+ } while (1); // secondary loop
+ } while(1); // main loop
// if it is blinelooped, reverse sides and send them to polygon
if(blineloop)
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