move vtm/jni to separate c project

jni/tessellate/main.c

@@ -0,0 +1,65 @@
+#include "tessellate.h"
+#include <stdio.h>
+#include <stdlib.h>
+
+void run_example(const double vertices_array[],
+                 const double *contours_array[],
+                 int contours_size)
+{
+    double *coordinates_out;
+
+    int *tris_out;
+    int nverts, ntris, i;
+
+    const double *p = vertices_array;
+    //const double **contours = contours_array;
+
+    tessellateD(&coordinates_out, &nverts,
+               &tris_out, &ntris,
+               contours_array, contours_array + contours_size);
+
+
+    for (i=0; i< nverts; i += 1) {
+        fprintf(stdout, "%g %g, ", coordinates_out[i*2], coordinates_out[i*2+1]);
+    }
+
+    fprintf(stdout, "\n");
+    for (i=0; i< ntris; i += 1) {
+        fprintf(stdout, "%d %d %d\n", tris_out[i*3], tris_out[i*3+1], tris_out[i*3+2]);
+    }
+    fprintf(stdout, "\n");
+    free(coordinates_out);
+    if (tris_out)
+        free(tris_out);
+}
+
+int main() {
+    double a1[] = {
+          0, 0,
+          1, 0,
+          1, 1,
+          0, 1,
+    };
+
+    const double *c1[] = {a1, a1 + 8};
+
+    run_example(a1, c1, 2);
+
+    printf("\n");
+    double a2[] = { 0, 0, 3, 0, 3, 3, 0, 3,
+                    1, 1, 2, 1, 2, 2, 1, 2 };
+
+
+    const double *c2[] = {a2, a2+8, a2+16};
+    int s2 = 3;
+    run_example(a2, c2, s2);
+    printf("\n");
+
+    double a3[] = { 441, 0, 326, 0, 326, 889, 12, 889, 12, 992, 755, 992, 755, 889, 441, 889 };
+    const double *c3[] = { a3, a3+16 };
+    int s3 = 2;
+    run_example(a3, c3, s3);
+    printf("\n");
+
+    return 0;
+}