Fully implemented road splitting

infrastructure/node.odin

@@ -4,11 +4,16 @@ import "../common"
 import rl "vendor:raylib"
 
 Node :: struct {
+	// Whether the node is reachable
 	enabled: bool,
+	// This node's position
 	pos: rl.Vector2,
+	// All of the roads that are connected to the node itself;
+	// Stores the index of the Road object that is stored within Simulator struct in roads dynamic array
 	roads: [dynamic]u32,
 }
 
+// Node Initialisation
 node_init :: proc(new_pos: rl.Vector2) -> Node {
 	return {
 		enabled = true,
@@ -17,10 +22,24 @@ node_init :: proc(new_pos: rl.Vector2) -> Node {
 	}
 }
 
+// Returns whether passed pos(ition) is within this node's snapping radius
 node_within_snapping_radius :: proc(self: ^Node, pos: rl.Vector2) -> bool {
 	return rl.CheckCollisionPointCircle(
 		pos,
 		self.pos,
 		common.NODE_SNAP_RADIUS * common.NODE_RADIUS,
 	)
+}
+
+// Tries to remove the road reference from the node;
+// Returns false if failed
+node_unreference_road :: proc(self: ^Node, road_to_unref: u32) -> bool {
+	for i in 0..<len(self.roads) {
+		if self.roads[i] != road_to_unref do continue
+		
+		unordered_remove(&self.roads, i)
+		return true
+	}
+	
+	return false
 }