change to dynamic allocation as array gets stack overflow

src/main.zig

@@ -2,6 +2,7 @@ const std = @import("std");
 const rl = @import("raylib");
 const rg = @import("raygui");
 const pr = @import("primitives.zig");
+const allocator = std.heap.page_allocator;
 
 var prng = std.rand.DefaultPrng.init(124346556);
 
@@ -85,8 +86,8 @@ pub fn main() anyerror!void {
     var posx : i32 = 0;
     var posy : i32 = 0;
 
-    var p1 : [5000]Particle = undefined;
-    for (&p1) |*p| {
+    const p1 = try allocator.alloc(Particle,5000);
+    for (p1) |*p| {
         xrnr = rand.float(f32);
         yrnr = rand.float(f32);
         p.* = Particle{.velocity = .{.a = .{.x = 1,.y = -3}},.acceleration = .{.a = .{.x=xrnr,.y=yrnr}}};
@@ -125,7 +126,7 @@ pub fn main() anyerror!void {
                     else =>{},
             }
         }
-        for (&p1) |*p| {
+        for (p1) |*p| {
             p.update();
             p.applyGravity(2);
             if(p.position.a.x >= -(screenWidth/2)){