From: hackbard <hackbard>
Date: Tue, 19 Oct 2004 15:21:53 +0000 (+0000)
Subject: fixes (dont aks me why!)
X-Git-Url: https://hackdaworld.org/gitweb/?p=physik%2Fnlsop.git;a=commitdiff_plain;h=2f7b88da18008693ab92c3b01224e0c6c48e38ae

fixes (dont aks me why!)
---

diff --git a/dft.c b/dft.c
index 3c64700..1d26cee 100644
--- a/dft.c
+++ b/dft.c
@@ -24,25 +24,23 @@ int main(int argc,char **argv) {
   bmp_init(&cut,1);
   src.mode=READ;
   dst.mode=WRITE;
-  cut.mode=WRITE;
   strcpy(src.file,argv[1]);
   strcpy(dst.file,argv[2]);
-  strcpy(cut.file,argv[3]);
 
   fourier_init(&fourier,1);
   fourier.type=DFT|FWD;
   fourier.dim=2;
 
   bmp_read_file(&src);
-  bmp_cut_bottom(&cut,&src,150);
-  bmp_write_file(&cut);
 
-  dst.width=src.info.width;
-  dst.height=src.info.height;
+  bmp_cut_grab_bottom(&cut,&src,src.info.width,GRAB);
+
+  dst.width=cut.width;
+  dst.height=cut.height;
   bmp_alloc_map(&dst);
 
-  fourier.data_len[0]=src.info.width;
-  fourier.data_len[1]=src.info.height;
+  fourier.data_len[0]=cut.width;
+  fourier.data_len[1]=cut.height;
   fourier_alloc_data(&fourier);
 
   mag=(double *)malloc(fourier.data_len[0]*fourier.data_len[1]*sizeof(double));
@@ -87,9 +85,11 @@ int main(int argc,char **argv) {
     offt=0;
     for(y=0;y<dst.height;y++) {
       for(x=0;x<dst.width;x++) {
+	// usual image processing order
         offy=((y<dst.height/2)?y+dst.height/2:y-dst.height/2);
         offy*=dst.width;
         offy+=((x<dst.width/2)?x+dst.width/2:x-dst.width/2);
+	//offy=offt;
         dst.map[offy].r=scale*mag[offt];
         dst.map[offy].g=dst.map[offy].r;
         dst.map[offy].b=dst.map[offy].r;