tron

git clone git://bebou.netlib.re/tron

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commit 6438d4e7d66d94ad49fe6c775d0bd7dd232146c1
parent 30aff340aa11b09cc1a87484e54ee5ed0f37be86
Auteurice: Arthur Pons <arthur.pons@unistra.fr>
Date:   Thu, 19 Jun 2025 21:32:33 +0200

Placement initial des voitures aléatoire

Diffstat:
M
tron.c
 | 
24
+++++++++++++++++-------

1 file changed, 17 insertions(+), 7 deletions(-)
diff --git a/tron.c b/tron.c
@@ -1,5 +1,6 @@
 #define TB_IMPL
 #include "termbox2.h"
+#include <time.h>
 
 #define TAIL 20
 
@@ -66,6 +67,10 @@ int is_in_conflict(struct car *cars, int ticks, int tail, struct arena arena) {
 	return 0;
 }
 
+int rd(int min, int max) {
+	return (rand()%(max-min+1))+min;
+}
+
 int main(int argc, char **argv) {
 
 	int ticknb=0;
@@ -76,26 +81,31 @@ int main(int argc, char **argv) {
 	coord left;  left.x=-1; left.y=0;
 	coord incs[4] = { up, right, down, left };
 
-	struct car c1; c1.position.x=10; c1.position.y=10;
+	srand(time(NULL));
+	struct car c1;
 	c1.path=malloc(sizeof(coord)*300); c1.direction=DOWN;
 	c1.color=TB_MAGENTA;
-	struct car c2; c2.position.x=5; c2.position.y=5;
+	struct car c2;
 	c2.path=malloc(sizeof(coord)*300); c2.direction=UP;
 	c2.color=TB_CYAN;
 
-	struct car cars[2];
-	cars[0]=c1; cars[1]=c2;
-
 	int dead_car;
 
 	tb_init();
 	tb_hide_cursor();
 	tb_set_input_mode(TB_INPUT_ESC | TB_INPUT_MOUSE);
+	struct tb_event ev;
 
+	int height=tb_height(); int width=tb_width();
 	struct arena arena;
-	arena.width=tb_width()-1; arena.height=tb_height()-3;
+	arena.width=width-1; arena.height=height-3;
+
+	c1.position.x=rd(5,width-5); c1.position.y=rd(5,height-5);
+	c2.position.x=rd(5,width-5); c2.position.y=rd(5,height-5);
+
+	struct car cars[2];
+	cars[0]=c1; cars[1]=c2;
 
-	struct tb_event ev;
 	while(1) {
 		for(int i=0;i<2;i++)
 			update(&cars[i],incs,ticknb);