collision: s/int/double/ in circle-circle funcs

1 files changed, 5 insertions, 5 deletions

diff --git a/src/collision.c b/src/collision.c
index e17e78a..45462e5 100644
--- a/src/collision.c
+++ b/src/collision.c
@@ -64,7 +64,7 @@ db_col_cir_rect(int x, int y, int r, SDL_Rect *rect, int *col_x, int *col_y)
 }
 
 int
-db_col_cir_cir(int x1, int y1, int r1, int x2, int y2, int r2)
+db_col_cir_cir(double x1, double y1, double r1, double x2, double y2, double r2)
 {
 	return ((r1 + r2) * (r1 + r2)) >=
 		((x1 - x2) * (x1 - x2) + (y1 - y2) * (y1 - y2));
@@ -76,12 +76,12 @@ db_col_cir_cir(int x1, int y1, int r1, int x2, int y2, int r2)
  * movements to find the exact point of collision.
  */
 int
-db_col_pt_cir_cir(int x1, int y1, int r1, int x2, int y2, int r2,
-		int *col_x, int *col_y)
+db_col_pt_cir_cir(double x1, double y1, double r1,
+		double x2, double y2, double r2, double *col_x, double *col_y)
 {
 	if (db_col_cir_cir(x1, y1, r1, x2, y2, r2)) {
-		*col_x = (x1 + x2) / 2;
-		*col_y = (y1 + y2) / 2;
+		*col_x = (x1 + x2) / 2.0;
+		*col_y = (y1 + y2) / 2.0;
 		return 1;
 	} else {
 		return 0;