tron

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

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commit 59174b4be94ddc6e710b0a2d830ac15db7bc70f0
parent 7273cf5944329b152c1e6c3ad38f8b6e9cb002f5
Auteurice: Arthur Pons <arthur.pons@unistra.fr>
Date:   Wed, 25 Jun 2025 23:09:02 +0200

On peut param le nb de joueur avec un constante en haut

Il a fallu revoir beaucoup de trucs
Reste à faire au moins :
  Pouvoir choisir le nb en live
  Les touches pour les différents joueurs

Diffstat:
M
tron.c
 | 
37
+++++++++++++++++++++----------------

1 file changed, 21 insertions(+), 16 deletions(-)
diff --git a/tron.c b/tron.c
@@ -3,8 +3,11 @@
 #include <time.h>
 
 #define TAIL 50
+#define MAX_CAR_NUMBER 4
+#define NB_PLAYERS 3
 
 enum direction { UP, RIGHT, DOWN, LEFT };
+enum status { DEAD, ALIVE };
 
 typedef struct {
 	int x;
@@ -16,6 +19,7 @@ struct car {
 	coord* path;
 	int direction;
 	int color;
+	int status;
 };
 
 struct arena {
@@ -30,6 +34,7 @@ struct cars {
 
 void display(struct cars cars, int ticks, int tail, struct arena arena, int timeout) {
 	for (int i=0;i<cars.count;i++) {
+		if(cars.list[i].status==DEAD) continue;
 		tb_printf(cars.list[i].position.x,cars.list[i].position.y,cars.list[i].color,0,"●");
 		for (int j=0;j<TAIL;j++)
 			if(cars.list[i].path[j].x!=0 && cars.list[i].path[j].y!=0)
@@ -63,18 +68,19 @@ void update(struct car *car, coord *incs, int ticks) {
 
 int is_in_conflict(struct cars cars, int ticks, int tail, struct arena arena) {
 	for (int i=0;i<cars.count;i++) {
+		if(cars.list[i].status==DEAD) continue;
 		if(cars.list[i].position.x==0 || cars.list[i].position.x==arena.width || cars.list[i].position.y==1 || cars.list[i].position.y==arena.height)
-			return i+1;
+			return i;
 		for (int j=0;j<TAIL;j++)
-			for (int k=0;k<2;k++)
+			for (int k=0;k<cars.count;k++)
 				if (cars.list[i].position.x==cars.list[k].path[j].x && cars.list[i].position.y==cars.list[k].path[j].y)
-					return i+1;
+					return i;
 	}
-	return 0;
+	return -1;
 }
 
-void kill_car(struct car *cars, int index) {
-	
+void kill_car(struct cars *cars, int index) {
+	cars->list[index].status=DEAD;
 }
 
 int rd(int min, int max) {
@@ -83,6 +89,7 @@ int rd(int min, int max) {
 
 void createcar(int color, struct cars *cars, struct arena a) {
 	struct car c;
+	c.status=ALIVE;
 	c.path=malloc(sizeof(coord)*TAIL);
 	for (int i=0;i<TAIL;i++) {
 		coord p; p.x=0; p.y=0;
@@ -117,14 +124,16 @@ int main(int argc, char **argv) {
 	struct arena arena;
 	arena.width=width-1; arena.height=height-4;
 
-	struct cars cars; cars.count=0; cars.list=malloc(9*sizeof(void*));
-	createcar(TB_MAGENTA, &cars, arena);
-	createcar(TB_CYAN, &cars, arena);
+	struct cars cars; cars.count=0;
+	cars.list=malloc(MAX_CAR_NUMBER*sizeof(struct car));
+	for(int i=0;i<NB_PLAYERS;i++)
+		createcar(2+cars.count, &cars, arena);
 
 	int timeout=80;
 
-	for(int i=0;i<2;i++)
-		update(&cars.list[i],incs,ticknb);
+	for(int i=0;i<cars.count;i++)
+		if(cars.list[i].status==ALIVE)
+			update(&cars.list[i],incs,ticknb);
 	display(cars,ticknb,TAIL,arena,timeout);
 
 	tb_printf(width/2-35/2,height/2-5/2,0,0,"████████ ██████   ██████  ███    ██\n\
@@ -143,11 +152,7 @@ int main(int argc, char **argv) {
 		for(int i=0;i<cars.count;i++)
 			update(&cars.list[i],incs,ticknb);
 		dead_car=is_in_conflict(cars,ticknb,TAIL,arena);
-		if(dead_car>0) {
-			printf("car %d is dead",dead_car);
-			tb_shutdown();
-			return 0;
-		}
+		if (dead_car>-1) kill_car(&cars,dead_car);
 		tb_clear();
 		display(cars,ticknb,TAIL,arena,timeout);
 		tb_present();