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Fix teeth on wide arcs.

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git-svn-id: file:///fltk/svn/fltk/branches/branch-1.1@2184 ea41ed52-d2ee-0310-a9c1-e6b18d33e121
This commit is contained in:
Michael R Sweet
2002-05-03 01:18:15 +00:00
parent 6298f9a0d8
commit c3dd2a48ad
2 changed files with 12 additions and 2 deletions
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CHANGES
+7
View File
@@ -1,3 +1,10 @@
CHANGES IN FLTK 1.1.0rc2
- Wide arcs would draw with "teeth".
- The preferences demo included Fl/Fl_Preferences.H
instead of FL/Fl_Preferences.H.
CHANGES IN FLTK 1.1.0rc1 CHANGES IN FLTK 1.1.0rc1
- The fl_file_chooser() and fl_dir_chooser() functions - The fl_file_chooser() and fl_dir_chooser() functions
src/fl_arc.cxx
+5 -2
View File
@@ -1,5 +1,5 @@
// //
// "$Id: fl_arc.cxx,v 1.4.2.3.2.2 2002/01/01 15:11:31 easysw Exp $" // "$Id: fl_arc.cxx,v 1.4.2.3.2.3 2002/05/03 01:18:15 easysw Exp $"
// //
// Arc functions for the Fast Light Tool Kit (FLTK). // Arc functions for the Fast Light Tool Kit (FLTK).
// //
@@ -29,6 +29,7 @@
#include <FL/fl_draw.H> #include <FL/fl_draw.H>
#include <FL/math.h> #include <FL/math.h>
#include <stdio.h>
void fl_arc(double x, double y, double r, double start, double end) { void fl_arc(double x, double y, double r, double start, double end) {
@@ -49,7 +50,9 @@ void fl_arc(double x, double y, double r, double start, double end) {
if (r2 < r1) r1 = r2; if (r2 < r1) r1 = r2;
n = int(sqrt(r1)*.841471); n = int(sqrt(r1)*.841471);
if (n < 2) n = 2; if (n < 2) n = 2;
if (n > 60) n = 60;
} }
printf("n = %d\n", n);
double epsilon = 1.0/n; double epsilon = 1.0/n;
double E = end*(M_PI/180); double E = end*(M_PI/180);
int i = int((E-A)*n); int i = int((E-A)*n);
@@ -73,5 +76,5 @@ void fl_circle(double x,double y,double r) {
#endif #endif
// //
// End of "$Id: fl_arc.cxx,v 1.4.2.3.2.2 2002/01/01 15:11:31 easysw Exp $". // End of "$Id: fl_arc.cxx,v 1.4.2.3.2.3 2002/05/03 01:18:15 easysw Exp $".
// //