diff options
| -rw-r--r-- | README.md | 23 |
1 files changed, 11 insertions, 12 deletions
@@ -304,19 +304,18 @@ declare_carray(f, float); int main()
{
- carray3f a3 = carray3f_make(30, 20, 10, 0.f);
- carray3f_data(a3, 5, 4)[3] = 10.2f; // a3[5][4][3]
- carray2f a2 = carray3f_at(a3, 5); // sub-array reference (no data copy).
+ carray3f a3 = carray3f_make(30, 20, 10, 0.0f); // define a3[30][20][10], init with 0.0f.
+ *carray3f_at(a3, 5, 4, 3) = 3.14f; // a3[5][4][3] = 3.14
- printf("%f\n", carray2f_value(a2, 4, 3)); // readonly lookup a2[4][3] (=10.2f)
- printf("%f\n", carray2f_data(a2, 4)[3]); // same, but this is writable.
- printf("%f\n", carray2f_at(a2, 4).data[3]); // same, via sub-array access.
+ carray1f a1 = carray3f_at2(a3, 5, 4); // sub-array a3[5][4] (no data copy).
+ carray2f a2 = carray3f_at1(a3, 5); // sub-array a3[5]
- printf("%f\n", carray3f_value(a3, 5, 4, 3)); // same data location, via a3 array.
- printf("%f\n", carray3f_data(a3, 5, 4)[3]);
- printf("%f\n", carray3f_at2(a3, 5, 4).data[3]);
-
- carray2f_destroy(&a2); // does nothing, since it is a sub-array.
- carray3f_destroy(&a3); // also invalidates a2.
+ printf("%f\n", *carray2f_at(a1, 3)); // a1[3] (3.14f)
+ printf("%f\n", *carray2f_at(a2, 4, 3)); // a2[4][3] (3.14f)
+ printf("%f\n", *carray3f_at(a3, 5, 4, 3)); // a3[5][4][3] (3.14f)
+ // ...
+ carray2f_destroy(&a1); // does nothing, since it is a sub-array.
+ carray2f_destroy(&a2); // likewise.
+ carray3f_destroy(&a3); // free array, and invalidates a1, a2.
}
```
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