From 56bd322ace7f6f03214cb8af82c49d8f13453210 Mon Sep 17 00:00:00 2001
From: Vytor Calixto <vytorcalixto@gmail.com>
Date: Tue, 24 Nov 2015 00:07:23 -0200
Subject: [PATCH] =?UTF-8?q?Arrumada=20fun=C3=A7=C3=A3o=20dos=20angulos?=
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---
main.c | 10 ++++++++--
1 file changed, 8 insertions(+), 2 deletions(-)
diff --git a/main.c b/main.c
index 3b7b9d8..0eb7f53 100644
--- a/main.c
+++ b/main.c
@@ -41,11 +41,17 @@ double angleFromOrigin(int x, int y) {
* 2. Com o valor de X e da Hip, temos o seno do ângulo formado entre a hipotenusa e o eixo X
* 3. Fazemos a função arco cosseno para pegar o valor do ângulo (em graus)
*/
- double hip = sqrt(x*x + y*y);
- return acos(x/hip) * 180/PI;
+ if(x && y) {
+ double hip = sqrt(x*x + y*y);
+ return acos(x/hip) * 180/PI;
+ }
+ return 0;
}
double angleFromPoint(int ox, int oy, int x, int y) {
+ if(ox == x && oy == y) {
+ return 0;
+ }
//ox e oy são os pontos da nova referência
double hip = distance(ox, oy, x, y);
return acos((ox-x)/hip) * 180/PI;
--
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