Исправление структуры документации

docs/vector2/swap-rus.md

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+# Îáìåí
+
+Ôóíêöèè îáìåíà ïîçâîëÿþò äâóì âåêòîðàì îäíîãî òèïà îáìåíÿòüñÿ çíà÷åíèÿìè êîîðäèíàò.
+
+Ôóíêöèÿ äëÿ **BgcVector2FP32**:
+
+```c
+    inline void bgc_vector2_swap_fp32(BgcVector2FP32* vector1, BgcVector2FP32* vector2);
+```
+
+Ôóíêöèÿ äëÿ **BgcVector2FP32**:
+
+```c
+    inline void bgc_vector2_swap_fp64(BgcVector2FP64* vector1, BgcVector2FP64* vector2);
+```
+
+ äàííûå ôóíêöèè íå ñëåäóåò ïåðåäàâàòü íåêîððåêòíûå óêàçàòåëè. Çíà÷åíèå NULL (0) òàêæå ñ÷èòàåòñÿ íåêîððåêòíûì.
+
+Âåêòîð **vector1** ïîñëå âûçîâà äàííîé ôóíêöèè áóäåò èìåòü çíà÷åíèÿ êîîðäèíàò, êàêèå èìåë âåêòîð **vector2** äî âûçîâà ôóíêöèè.
+À âåêòîð **vector2** ïîñëå âûçîâà äàííîé ôóíêöèè áóäåò èìåòü òàêèå æå çíà÷åíèÿ êîîðäèíàò, êàêèå èìåë âåêòîð **vector1** äî âûçîâà ôóíêöèè.
+
+Ïðèìåð ïðèìåíåíèÿ:
+
+```c
+    #include <stdio.h>
+    #include <basic-geometry.h>
+
+    int main()
+    {
+        BgcVector2FP32 my_vector1, my_vector2;
+
+        bgc_vector2_set_values_fp32(-2, 7, &my_vector1);
+        bgc_vector2_set_values_fp32(10, -1, &my_vector2);
+
+        bgc_vector2_swap_fp32(&my_vector1, &my_vector2);
+
+        printf("Vector #1: x1 = %f, x2 = %f\n", my_vector1.x1, my_vector1.x2);
+        printf("Vector #2: x1 = %f, x2 = %f\n", my_vector2.x1, my_vector2.x2);
+
+        return 0;
+    }
+```
+
+[Äîêóìåíòàöèÿ](../intro-rus.md) / [2D âåêòîðû](../vector2-rus.md)