star-cad

commit 23215e478b68d5d892c601469daad82069fa5a41
parent 282c2ab70a54fa16ef600a81f6fda39c74772a72
Author: Christophe Coustet <christophe.coustet@meso-star.com>
Date:   Fri, 12 Jul 2024 10:11:56 +0200

Fix a test

The partition test should not have passed, as some geometries were
output to STL with forced normals and these geometries did not comply
with the afferent constraints.

Diffstat:
M
src/test_partition.c
 | 
31
+++++++++++++++++++++----------

1 file changed, 21 insertions(+), 10 deletions(-)
diff --git a/src/test_partition.c b/src/test_partition.c
@@ -41,9 +41,8 @@ two_geoms
   double d1[3] = {1, 1, 1};
   double p2[3];
   double d2[3] = {0.5, 0.5, 0.5};
-  struct scad_geometry* geoms[2];
-  struct scad_geometry* tmp[2];
-  struct scad_geometry* out_geoms[2];
+  struct scad_geometry* geoms[3];
+  struct scad_geometry* out_geoms[3];
   char name[64];
   res_T res;
 
@@ -52,13 +51,11 @@ two_geoms
   /* set position for cube #2 */
   d3(p2, x, 0.25, 0.25);
 
-  OK(scad_add_box("cube0", p0, d0, tmp));
-  OK(scad_add_box("cube1", p1, d1, tmp+1));
+  OK(scad_add_box("cube0", p0, d0, geoms));
+  OK(scad_add_box("cube1", p1, d1, geoms+1));
+  OK(scad_add_box("cube2", p2, d2, geoms+2));
 
-  OK(scad_fuse_geometries("cubes", tmp, 1, tmp+1, 1, geoms));
-  OK(scad_add_box("cube2", p2, d2, geoms+1));
-
-  res = scad_geometries_partition(geoms, 2, allow_overlapping, out_geoms);
+  res = scad_geometries_partition(geoms, 3, allow_overlapping, out_geoms);
   if(res != RES_OK) goto end;
 
   OK(scad_scene_mesh());
@@ -67,12 +64,26 @@ two_geoms
     snprintf(name, sizeof(name), "part_%g_1o", x);
     OK(scad_stl_export(out_geoms[0], name, Scad_force_normals_outward, 0));
     snprintf(name, sizeof(name), "part_%g_2o", x);
-    OK(scad_stl_export(out_geoms[1], name, Scad_force_normals_outward, 1));
+    /* If 0.9, cubes 1 & 2 intersect and the partitioned geometry cannot have
+     * its normals forced */
+    if(x == 0.9) {
+      BAD(scad_stl_export(out_geoms[1], name, Scad_force_normals_outward, 1));
+      OK(scad_stl_export(out_geoms[1], name, Scad_keep_normals_unchanged, 1));
+      snprintf(name, sizeof(name), "part_%g_3o", x);
+      BAD(scad_stl_export(out_geoms[2], name, Scad_force_normals_outward, 1));
+      OK(scad_stl_export(out_geoms[2], name, Scad_keep_normals_unchanged, 1));
+    } else {
+      OK(scad_stl_export(out_geoms[1], name, Scad_force_normals_outward, 1));
+      snprintf(name, sizeof(name), "part_%g_3o", x);
+      OK(scad_stl_export(out_geoms[2], name, Scad_force_normals_outward, 1));
+    }
   } else {
     snprintf(name, sizeof(name), "part_%g_1", x);
     OK(scad_stl_export(geoms[0], name, Scad_force_normals_outward, 0));
     snprintf(name, sizeof(name), "part_%g_2", x);
     OK(scad_stl_export(geoms[1], name, Scad_force_normals_outward, 1));
+    snprintf(name, sizeof(name), "part_%g_3", x);
+    OK(scad_stl_export(out_geoms[2], name, Scad_force_normals_outward, 1));
   }
 
 end: