fixed bug (divzero) in generator, still problem with proba

Makefile

@@ -11,8 +11,8 @@ else
 		RM=rm -f
 		FixPath=$1
 		BINARY=PixelWars
-		LIB=-lSDL -lm
-		FLAGS=-Wall
+		LIB=-lSDL -lm 
+		FLAGS=-g -Wall
 	endif
 endif
 

generator.c

@@ -1,6 +1,8 @@
 #include "main.h"
 
 #define MAX_POWER 10
+#define MAX_EPICENTER_BY_TYPE 10
+#define MAX_RADIUS 75
 
 typedef struct{
 	int x;
@@ -18,50 +20,44 @@ int width, height;
 
 // functions
 int distance_manhattan(int x1,int y1, int x2, int y2);
-	
 int absolute(int val);
-
-void create_epicenter(int type);
-	
+void set_spawns(t_pixel** map, t_team* teams);
+void create_epicenter(int x, int y, int type);
+void create_epicenter_random(int type);
 int generate(int x, int y);
 
 void create_map(t_pixel** map, t_team* teams, int w, int h){
-	int i,j,k,l;
+	int i,j;
 	int type;
 	
 	//epicenter variable
 	int nb_rock, nb_tree, nb_berries;
 	
-	//spawn variable
-	int x_rand, y_rand;
-	
 	width = w;
 	height = h;
 	
 	//Epicenters generation
-	
 	// random choice for numbers of epicenters
-	nb_rock  =   rand()%5;
-	nb_tree  =   rand()%5;
-	nb_berries = rand()%5;
+	nb_rock    = rand()%MAX_EPICENTER_BY_TYPE;
+	nb_tree    = rand()%MAX_EPICENTER_BY_TYPE;
+	nb_berries = rand()%MAX_EPICENTER_BY_TYPE;
 	
 	size_epicenters = nb_rock + nb_tree + nb_berries + NB_TEAMS;
 	
 	l_epicenters = malloc(sizeof(t_epicenter)*size_epicenters);
 	
-	//plains generation for each player => after spawn
-	for(i=0;i<NB_TEAMS;i++)
-		create_epicenter(GRASS);
+	// Spawn generations
+	set_spawns(map,teams);
 	
 	for(i=0;i<nb_rock;i++)
-		create_epicenter(ROCK);
+		create_epicenter_random(ROCK);
 	
 	for(i=0;i<nb_tree;i++)
-		create_epicenter(TREE);
+		create_epicenter_random(TREE);
 	
 	for(i=0;i<nb_berries;i++)
-		create_epicenter(BERRIES);
-	
+		create_epicenter_random(BERRIES);
+	// */
 	//génération de la carte
 	for (i=0;i<width;i++){
 		for(j=0;j<height;j++){
@@ -73,8 +69,12 @@ void create_map(t_pixel** map, t_team* teams, int w, int h){
 			}
 		}
 	}
+}
+
+void set_spawns(t_pixel** map, t_team* teams){
+	int k,l;
+	int x_rand,y_rand;
 	
-	//génération spawns
 	for(k=0;k<NB_TEAMS;k++){
 		x_rand= rand()%width;
 		y_rand= rand()%height;
@@ -90,53 +90,61 @@ void create_map(t_pixel** map, t_team* teams, int w, int h){
 		}
 		
 		map[x_rand][y_rand].type=SPAWN;
-		
+		map[x_rand][y_rand].data=malloc(sizeof(int));
+		memset(map[x_rand][y_rand].data,ORANGE,sizeof(int));
+		create_epicenter(x_rand,y_rand,GRASS);
 		teams[k].spawn.x = x_rand;
 		teams[k].spawn.y = y_rand;
 	}
 }
+
+void create_epicenter(int x, int y, int type){
+	t_epicenter *epicenter = malloc(sizeof(t_epicenter));
 	
-void create_epicenter(int type){
-	t_epicenter epicenter;
+	epicenter->x=x;
+	epicenter->y=y;
+	epicenter->type = type;
+	epicenter->power = (rand()%MAX_POWER)+1;
+	epicenter->radius = (rand()%100)+1;
 	
-	epicenter.x=rand()%width;
-	epicenter.y=rand()%height;
-	epicenter.type = type;
-	epicenter.power = rand()%MAX_POWER;
-	epicenter.radius = rand()%(width*height/4);
-	
-	l_epicenters[cpt_epicenter++]=epicenter;
+	l_epicenters[cpt_epicenter++]=*epicenter;
 }
-	
+
+void create_epicenter_random(int type){
+	create_epicenter(rand()%width,rand()%height,type);
+}
+
 int generate(int x, int y){
 	int i, ratio, dist_to_epi, sum, val;
 	int proba[5];
 	t_epicenter epi;
 	
+	for(i=0;i<5;i++){
+		proba[i]=0;
+	}
+	
 	for(i=0;i<size_epicenters;i++){
 		epi = l_epicenters[i];
 		dist_to_epi = distance_manhattan(x,y,epi.x, epi.y);
 		if (dist_to_epi < epi.radius){
-			ratio = (int) (dist_to_epi * 100) / epi.radius;
-			proba[epi.type-1]=epi.power * ratio;
-		}else{
-			proba[epi.type-1]=0;
+			ratio = (int) (epi.radius - dist_to_epi * 100) / epi.radius;
+			proba[epi.type-1] = proba[epi.type-1] + epi.power * ratio;
 		}
 	}
-
+	
 	sum=0;
 	for (i=0;i<5;i++){
 		sum += proba[i];
 	}
 	
-	val = rand()%sum;
-	
-	int seuil = 0;
-	
-	for (i=0;i<5;i++){
-		seuil += proba[i];
-		if(val < seuil)
-			return i+2;
+	if (sum!=0){
+		val = rand()%sum;
+		int seuil = 0;
+		for (i=0;i<5;i++){
+			seuil += proba[i];
+			if(val < seuil)
+				return i+2;
+		}
 	}
 	return GRASS;
 }

main.c

@@ -284,7 +284,7 @@ void initSDL()
 	SDL_FillRect(img, NULL, SDL_MapRGB(img->format, 255, 255, 255));
 	if (SDL_Init(SDL_INIT_VIDEO) == -1)
 	{
-		fprintf(stderr, "Erreur d'initialisation de la SDL");
+		fprintf(stderr, "Erreur d'initialisation de la SDL");// and you don't want my french comment :p
 		exit(EXIT_FAILURE);
 	}
 }