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$NetBSD: patch-aq,v 1.2 2006/02/27 15:49:56 joerg Exp $
--- color-dither.cc.orig 1995-11-14 05:46:09.000000000 +0000
+++ color-dither.cc
@@ -169,15 +169,19 @@ class DitherWindowRenderer : public Pseu
public:
DitherWindowRenderer(VideoWindow* vw, int decimation,
DitherColorModel& cm) :
+ method_(NULL),
PseudoWindowRenderer(vw, decimation, cm.graylut()),
cm_(cm) { }
void render(const u_char* frm, int off, int x, int w, int h) {
- (this->*method_)(frm, off, x, w, h);
+ if (this->method_)
+ (this->*method_)(frm, off, x, w, h);
+ else
+ dither_null(frm, off, x, w, h);
}
protected:
DitherColorModel& cm_;
virtual void update();
- virtual void disable() { method_ = PseudoWindowRenderer::dither_null; }
+ virtual void disable() { method_ = NULL; }
DitherMethod method_;
void dither_422(const u_char* frm, u_int off, u_int x,
u_int width, u_int height) const;
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