Removed "Sinc" scale filter. It's has very low performance and not urgently for this project.
git-svn-id: svn://svn.code.sf.net/p/tigervnc/code/trunk@2303 3789f03b-4d11-0410-bbf8-ca57d06f2519
diff --git a/common/rfb/ScaleFilters.cxx b/common/rfb/ScaleFilters.cxx
index 54da584..2a3344c 100644
--- a/common/rfb/ScaleFilters.cxx
+++ b/common/rfb/ScaleFilters.cxx
@@ -59,12 +59,6 @@
return 0.0;
}
-// Sinc filter function
-double sinc(double x) {
- if (x == 0.0) return 1.0;
- else return sin(pi*x)/(pi*x);
-}
-
//
// -=- ScaleFilters class
@@ -86,7 +80,6 @@
filters[scaleFilterNearestNeighbor] = create("Nearest neighbor", 0.5, nearest_neighbor);
filters[scaleFilterBilinear] = create("Bilinear", 1, linear);
filters[scaleFilterBicubic] = create("Bicubic", 2, cubic);
- filters[scaleFilterSinc] = create("Sinc", 4, sinc);
}
SFilter ScaleFilters::create(char *name_, double radius_, filter_func func_) {
diff --git a/common/rfb/ScaleFilters.h b/common/rfb/ScaleFilters.h
index 770ee76..b306f47 100644
--- a/common/rfb/ScaleFilters.h
+++ b/common/rfb/ScaleFilters.h
@@ -31,9 +31,8 @@
const unsigned int scaleFilterNearestNeighbor = 0;
const unsigned int scaleFilterBilinear = 1;
const unsigned int scaleFilterBicubic = 2;
- const unsigned int scaleFilterSinc = 3;
- const unsigned int scaleFilterMaxNumber = 3;
+ const unsigned int scaleFilterMaxNumber = 2;
const unsigned int defaultScaleFilter = scaleFilterBilinear;
//