X-Git-Url: https://git.tokkee.org/?a=blobdiff_plain;f=src%2Fdisplay%2Fnr-filter-gaussian.h;h=3ff3e3d22bf36a8945eff324a72207279539f7a3;hb=77eda576f455eeb23c7b92510f38bc60738473ab;hp=c3bf398c99f4bbf376d2dc013bf3e9ace59f73d1;hpb=a72861cd83f11ef8b1247abca181a3ad31df0307;p=inkscape.git

diff --git a/src/display/nr-filter-gaussian.h b/src/display/nr-filter-gaussian.h
index c3bf398c9..3ff3e3d22 100644
--- a/src/display/nr-filter-gaussian.h
+++ b/src/display/nr-filter-gaussian.h
@@ -4,17 +4,30 @@
 /*
  * Gaussian blur renderer
  *
- * Author:
+ * Authors:
  *   Niko Kiirala <niko@kiirala.com>
+ *   bulia byak
+ *   Jasper van de Gronde <th.v.d.gronde@hccnet.nl>
  *
- * Copyright (C) 2006 Niko Kiirala
+ * Copyright (C) 2006 authors
  *
  * Released under GNU GPL, read the file 'COPYING' for more information
  */
 
 #include "display/nr-filter-primitive.h"
+#include "display/nr-filter-slot.h"
+#include "display/nr-filter-units.h"
 #include "libnr/nr-pixblock.h"
 #include "libnr/nr-matrix.h"
+#include "libnr/nr-rect-l.h"
+
+enum {
+    BLUR_QUALITY_BEST = 2,
+    BLUR_QUALITY_BETTER = 1,
+    BLUR_QUALITY_NORMAL = 0,
+    BLUR_QUALITY_WORSE = -1,
+    BLUR_QUALITY_WORST = -2
+};
 
 namespace NR {
 
@@ -24,8 +37,9 @@ public:
     static FilterPrimitive *create();
     virtual ~FilterGaussian();
 
-    virtual int render(NRPixBlock **pb, Matrix const &trans);
-    virtual int get_enlarge(Matrix const &m);
+    virtual int render(FilterSlot &slot, FilterUnits const &units);
+    virtual void area_enlarge(NRRectL &area, Matrix const &m);
+    virtual FilterTraits get_input_traits();
 
     /**
      * Set the standard deviation value for gaussian blur. Deviation along
@@ -47,22 +61,6 @@ public:
 private:
     double _deviation_x;
     double _deviation_y;
-
-    int _kernel_size(Matrix const &trans);
-    void _make_kernel(double *kernel, double deviation, double expansion);
-    int _effect_area_scr_x(Matrix const &trans);
-    int _effect_area_scr_y(Matrix const &trans);
-    int _effect_subsample_step(int scr_len_x);
-    int _effect_subsample_step_log2(int scr_len_x);
-
-    inline int _min(int const a, int const b)
-    {
-        return ((a < b) ? a : b);
-    }
-    inline int _max(int const a, int const b)
-    {
-        return ((a > b) ? a : b);
-    }
 };