X-Git-Url: http://git.xonotic.org/?p=xonotic%2Fxonotic.git;a=blobdiff_plain;f=misc%2Ftools%2Ffft-normalmap-to-heightmap.c;h=17f9fd896ac66a4d33d4801fe0c60f090f99f2c4;hp=aa4ac7fffe78855f555424ba2cfff178581f75db;hb=443b4bfa9f18f22c56b22537ef856ad1ba617d74;hpb=db5c45ff17e7e30a234d43ba1830fa902d8a8c65;ds=sidebyside

diff --git a/misc/tools/fft-normalmap-to-heightmap.c b/misc/tools/fft-normalmap-to-heightmap.c
index aa4ac7ff..17f9fd89 100644
--- a/misc/tools/fft-normalmap-to-heightmap.c
+++ b/misc/tools/fft-normalmap-to-heightmap.c
@@ -354,11 +354,11 @@ void hmap_to_nmap_local(unsigned char *map, int w, int h, int src_chan, double s
 	int i, j;
 	double *img_reduced = malloc(w*h * sizeof(double));
 	static const double filter[3][3] = { /* filter to derive one component */
-		{ -1, 0, 1 },
-		{ -2, 0, 2 },
-		{ -1, 0, 1 }
+		{  -3, 0,  3 },
+		{ -10, 0, 10 },
+		{  -3, 0,  3 }
 	};
-	static const double filter_mult = 0.125;
+	static const double filter_mult = 0.03125;
 
 	for(y = 0; y < h; ++y)
 	for(x = 0; x < w; ++x)