Changeset 3666 for trunk/stac/src/stacSize.c

Timestamp:

Apr 5, 2005, 11:51:26 AM (21 years ago)

Author:

Paul Price

Message:

Removing stac-specific configuration out of functions so that I can use them in other programs. Program appears to work as it did before.

File:

• trunk/stac/src/stacSize.c (modified) (3 diffs)

trunk/stac/src/stacSize.c

@@ -4 +4 @@
 #include "stac.h"
 
-bool stacSize(stacConfig *config,       // Configuration, containing the output size
+bool stacSize(int *outnx, int *outny,   // Size of output image (returned)
+              float *xMapDiff, float *yMapDiff, // Difference applied to maps
               const psArray *images,    // Input images
               psArray *maps             // Transformation maps
@@ -91 +92 @@
 
     // Tweak the maps to account for the offset
-    config->xMapDiff = floor(xMin);
-    config->yMapDiff = floor(yMin);
+    *xMapDiff = floor(xMin);
+    *yMapDiff = floor(yMin);
     for (int i = 0; i < nImages; i++) {
         psPlaneTransform *map = maps->data[i]; // The map of interest
@@ -99 +100 @@
     }
 
-    config->outnx = (int)(xMax + 0.5) - (int)xMin;
-    config->outny = (int)(yMax + 0.5) - (int)yMin;
+    *outnx = (int)(xMax + 0.5) - (int)xMin;
+    *outny = (int)(yMax + 0.5) - (int)yMin;
 
-    psTrace("stac.size", 1, "Output size is to be %dx%d\n", config->outnx, config->outny);
+    psTrace("stac.size", 1, "Output size is to be %dx%d\n", *outnx, *outny);
 
     psFree(inCoord);