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draw2d
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Replace copy things by append

This commit is contained in:
Laurent Le Goff 2015-04-23 17:24:41 +02:00
parent 5df1705bb4
commit 565dfa9eb9
1 changed files with 2 additions and 18 deletions
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20
stroker.go
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@ -74,10 +74,6 @@ func (l *LineStroker) LineTo(x, y float64) {
switch l.command {
case LineJoinMarker:
l.joinLine(l.x, l.y, l.nx, l.ny, x, y)
// case LineCloseMarker:
// l.line(l.x, l.y, x, y)
// l.joinLine(l.x, l.y, l.nx, l.ny, x, y)
// l.closePolygon()
default:
l.line(l.x, l.y, x, y)
}
@ -91,20 +87,8 @@ func (l *LineStroker) Close() {
func (l *LineStroker) appendVertex(vertices ...float64) {
s := len(vertices) / 2
if len(l.vertices)+s >= cap(l.vertices) {
v := make([]float64, len(l.vertices), cap(l.vertices)+128)
copy(v, l.vertices)
l.vertices = v
v = make([]float64, len(l.rewind), cap(l.rewind)+128)
copy(v, l.rewind)
l.rewind = v
}
copy(l.vertices[len(l.vertices):len(l.vertices)+s], vertices[:s])
l.vertices = l.vertices[0 : len(l.vertices)+s]
copy(l.rewind[len(l.rewind):len(l.rewind)+s], vertices[s:])
l.rewind = l.rewind[0 : len(l.rewind)+s]
l.vertices = append(l.vertices, vertices[:s]...)
l.rewind = append(l.rewind, vertices[s:]...)
}
func (l *LineStroker) line(x1, y1, x2, y2 float64) {