split up

vtm-android/jni/tessellate/main.c

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+#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; */
+
+    tessellate(&coordinates_out, &nverts,
+               &tris_out, &ntris,
+               contours_array, contours_array + contours_size);
+
+    for (i=0; i<2 * nverts; ++i) {
+        fprintf(stdout, "%g ", coordinates_out[i]);
+    }
+    fprintf(stdout, "\n");
+    for (i=0; i<3 * ntris; ++i) {
+        fprintf(stdout, "%d ", tris_out[i]);
+    }
+    fprintf(stdout, "\n");
+    free(coordinates_out);
+    if (tris_out)
+        free(tris_out);
+}
+
+int main()
+{
+    double a1[] = { 0, 0, 1,  5, 2, 0,  -1, 3, 3,  3 };
+    const double *c1[] = {a1, a1+10};
+    int s1 = 2;
+    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;
+}