New Slic3r::TriangleMesh::XS class

xs/src/TriangleMesh.cpp

@@ -0,0 +1,72 @@
+#include "TriangleMesh.hpp"
+
+TriangleMesh::TriangleMesh() {}
+TriangleMesh::~TriangleMesh() {
+    stl_close(&stl);
+}
+
+void
+TriangleMesh::ReadSTLFile(char* input_file) {
+    stl_open(&stl, input_file);
+}
+
+void
+TriangleMesh::Repair() {
+    int i;
+    
+    // checking exact
+    stl_check_facets_exact(&stl);
+    stl.stats.facets_w_1_bad_edge = (stl.stats.connected_facets_2_edge - stl.stats.connected_facets_3_edge);
+    stl.stats.facets_w_2_bad_edge = (stl.stats.connected_facets_1_edge - stl.stats.connected_facets_2_edge);
+    stl.stats.facets_w_3_bad_edge = (stl.stats.number_of_facets - stl.stats.connected_facets_1_edge);
+    
+    // checking nearby
+    int last_edges_fixed = 0;
+    float tolerance = stl.stats.shortest_edge;
+    float increment = stl.stats.bounding_diameter / 10000.0;
+    int iterations = 2;
+    if (stl.stats.connected_facets_3_edge < stl.stats.number_of_facets) {
+        for (i = 0; i < iterations; i++) {
+            if (stl.stats.connected_facets_3_edge < stl.stats.number_of_facets) {
+                printf("Checking nearby. Tolerance= %f Iteration=%d of %d...", tolerance, i + 1, iterations);
+                stl_check_facets_nearby(&stl, tolerance);
+                printf("  Fixed %d edges.\n", stl.stats.edges_fixed - last_edges_fixed);
+                last_edges_fixed = stl.stats.edges_fixed;
+                tolerance += increment;
+            } else {
+                printf("All facets connected.  No further nearby check necessary.\n");
+                break;
+            }
+        }
+    } else {
+        printf("All facets connected.  No nearby check necessary.\n");
+    }
+    
+    // remove_unconnected
+    if (stl.stats.connected_facets_3_edge <  stl.stats.number_of_facets) {
+        printf("Removing unconnected facets...\n");
+        stl_remove_unconnected_facets(&stl);
+    } else
+        printf("No unconnected need to be removed.\n");
+    
+    // fill_holes
+    if (stl.stats.connected_facets_3_edge < stl.stats.number_of_facets) {
+        printf("Filling holes...\n");
+        stl_fill_holes(&stl);
+    } else
+        printf("No holes need to be filled.\n");
+    
+    // normal_directions
+    printf("Checking normal directions...\n");
+    stl_fix_normal_directions(&stl);
+    
+    // normal_values
+    printf("Checking normal values...\n");
+    stl_fix_normal_values(&stl);
+}
+
+void
+TriangleMesh::WriteOBJFile(char* output_file) {
+    stl_generate_shared_vertices(&stl);
+    stl_write_obj(&stl, output_file);
+}

xs/src/TriangleMesh.hpp

@@ -0,0 +1,15 @@
+#include <admesh/stl.h>
+
+class TriangleMesh
+{
+    public:
+    TriangleMesh();
+    ~TriangleMesh();
+    void ReadSTLFile(char* input_file);
+    void Repair();
+    void WriteOBJFile(char* output_file);
+    private:
+    stl_file stl;
+};
+
+

xs/src/myinit.h

@@ -3,8 +3,7 @@
 
 #include <vector>
 
-typedef std::vector<unsigned int> Ztable2;
-
+////////////////
 class ZTable
 {
     public:
@@ -17,7 +16,8 @@ ZTable::ZTable(std::vector<unsigned int>* ztable) :
     z(*ztable)
 {
 }
+////////////////
 
-#include <admesh/stl.h>
+#include "TriangleMesh.hpp"
 
 #endif