Use pathfinding algorithm to determine teleport validity.

Crawler/Bullet.h

@@ -4,8 +4,6 @@
 #include "olcUTIL_Animate2D.h"
 #include "Monster.h"
 
-#define INFINITE 999999
-
 struct Bullet{
 	friend class Crawler;
 	vf2d pos;

Crawler/Class.cpp

@@ -306,10 +306,10 @@ bool Wizard::RightClickAbility(){
 	float dist=std::clamp(geom2d::line<float>{p.GetPos(),game->GetWorldMousePos()}.length(),0.f,6.5f*24);
 	vf2d teleportPoint=p.GetPos()+pointTowardsMouse*dist;
 	while(dist>0&&game->HasTileCollision(game->GetCurrentLevel(),teleportPoint)&&p.CanPathfindTo(p.GetPos(),teleportPoint)){
-		dist--;
+		dist-=24;
 		teleportPoint=p.GetPos()+pointTowardsMouse*dist;
 	}
-	if(dist>0){
+	if(dist>0&&p.CanPathfindTo(p.GetPos(),teleportPoint)){
 		p.SetState(State::TELEPORT);
 		p.teleportAnimationTimer=0.35;
 		p.teleportTarget=teleportPoint;

Crawler/DEFINES.h

@@ -10,4 +10,6 @@
 #define INCLUDE_PLAYER_BULLET_LIST extern std::vector<std::unique_ptr<Bullet>>PLAYER_BULLET_LIST;
 #define INCLUDE_PARTICLE_LIST extern std::vector<Particle>PARTICLE_LIST;
 
-#define ACCESS_PLAYER Player&p=game->GetPlayer();
+#define ACCESS_PLAYER Player&p=game->GetPlayer();
+
+#define INFINITE 999999

Crawler/Pathfinding.cpp

@@ -11,7 +11,7 @@ void Pathfinding::Initialize(){
 			{
 				nodes[y * game->WORLD_SIZE.x + x].x = x; // ...because we give each node its own coordinates
 				nodes[y * game->WORLD_SIZE.x + x].y = y;
-                geom2d::rect<int>tile=game->GetTileCollision(game->GetCurrentLevel(),{float(x),float(y)});
+                geom2d::rect<int>tile=game->GetTileCollision(game->GetCurrentLevel(),{float(x*24),float(y*24)});
 				nodes[y * game->WORLD_SIZE.x + x].bObstacle = tile.pos!=game->NO_COLLISION.pos||tile.size!=game->NO_COLLISION.size;
 				nodes[y * game->WORLD_SIZE.x + x].parent = nullptr;
 				nodes[y * game->WORLD_SIZE.x + x].bVisited = false;
@@ -35,13 +35,25 @@ void Pathfinding::Initialize(){
 		nodeEnd = &nodes[(game->WORLD_SIZE.y / 2) * game->WORLD_SIZE.x + game->WORLD_SIZE.x-2];
 }
 
-int Pathfinding::Solve_AStar(vf2d startPos,vf2d endPos){
+int Pathfinding::Solve_AStar(vf2d startPos,vf2d endPos,float maxRange){
+    float dist=sqrt(pow(endPos.x-startPos.x,2)+pow(endPos.y-startPos.y,2));
+    if(dist>maxRange*24)return maxRange;
+
     nodeStart=&nodes[int(startPos.y/24)*game->WORLD_SIZE.x+int(startPos.x/24)];
     nodeEnd=&nodes[int(endPos.y/24)*game->WORLD_SIZE.x+int(endPos.x/24)];
+
+    
+    geom2d::rect<int>posPerimeter{{int(std::min(startPos.x,endPos.x)),int(std::min(startPos.y,endPos.y))},{int(abs(endPos.x-startPos.x)),int(abs(endPos.y-startPos.y))}};
+    posPerimeter.pos={int(std::clamp(posPerimeter.pos.x-maxRange*24,0.f,game->WORLD_SIZE.x*24.f)),int(std::clamp(posPerimeter.pos.y-maxRange*24,0.f,game->WORLD_SIZE.y*24.f))};
+    posPerimeter.size={int(std::clamp(posPerimeter.size.x+maxRange*24*2,0.f,game->WORLD_SIZE.x*24.f-posPerimeter.pos.x)),int(std::clamp(posPerimeter.size.y+maxRange*24*2,0.f,game->WORLD_SIZE.y*24.f-posPerimeter.pos.y))};
     
     for (int x = 0; x < game->WORLD_SIZE.x; x++){
         for (int y = 0; y < game->WORLD_SIZE.y; y++){
-            nodes[y*game->WORLD_SIZE.x + x].bVisited = false;
+            if(geom2d::overlaps(posPerimeter,vi2d{x*24,y*24})){
+                nodes[y*game->WORLD_SIZE.x + x].bVisited = false;
+            } else {
+                nodes[y*game->WORLD_SIZE.x + x].bVisited = true;
+            }
             nodes[y*game->WORLD_SIZE.x + x].fGlobalGoal = INFINITY;
             nodes[y*game->WORLD_SIZE.x + x].fLocalGoal = INFINITY;
             nodes[y*game->WORLD_SIZE.x + x].parent = nullptr;	// No parents
@@ -92,15 +104,21 @@ int Pathfinding::Solve_AStar(vf2d startPos,vf2d endPos){
         }	
     }
 
-    int pathLength=0;
     if (nodeEnd != nullptr)
     {
+        int pathLength=INFINITE;
         sNode *p = nodeEnd;
         while (p->parent != nullptr)
         {
-            pathLength++;
+            if(pathLength==INFINITE){
+                pathLength=1;
+            } else {
+                pathLength++;
+            }
             p = p->parent;
         }
+        return pathLength;
+    } else {
+        return INFINITE;
     }
-    return pathLength;
 }

Crawler/Pathfinding.h

@@ -20,5 +20,6 @@ struct Pathfinding{
 	sNode *nodeEnd = nullptr;
 
     void Initialize();
-    int Solve_AStar(vf2d startPos,vf2d endPos);
+	//maxRange in tiles.
+    int Solve_AStar(vf2d startPos,vf2d endPos,float maxRange=8);
 };

Crawler/Player.cpp

@@ -435,6 +435,7 @@ std::vector<Buff>Player::GetBuffs(BuffType buff){
 	return filteredBuffs;
 }
 
-bool Player::CanPathfindTo(vf2d pos,vf2d targetPos){
+bool Player::CanPathfindTo(vf2d pos,vf2d targetPos,float range){
-	return path.Solve_AStar(pos,targetPos)<8;//We'll say 7 tiles or less is close enough to 650 range. Have a little bit of wiggle room.
+	int pathLength=path.Solve_AStar(pos,targetPos);
+	return pathLength<8;//We'll say 7 tiles or less is close enough to 650 range. Have a little bit of wiggle room.
 }

Crawler/Player.h

@@ -44,6 +44,7 @@ struct Player{
 	vf2d teleportStartPosition={};
 	std::pair<std::string,float> notEnoughManaDisplay={"",0};
 	std::pair<std::string,float> notificationDisplay={"",0};
+	float teleportAttemptWaitTime=0; //If a teleport fails, we wait awhile before trying again, it's expensive.
 	State state=State::NORMAL;
 	Animate2D::Animation<AnimationState>animation;
 	Animate2D::AnimationState internal_animState;
@@ -89,7 +90,8 @@ struct Player{
 	bool HasIframes();
 	void UpdateWalkingAnimation(Key direction);
 	void UpdateIdleAnimation(Key direction);
-	bool CanPathfindTo(vf2d pos,vf2d targetPos);
+	//The range is the search range in tiles.
+	bool CanPathfindTo(vf2d pos,vf2d targetPos,float range=8);
 
 	void AddBuff(BuffType type,float duration,float intensity);
 	std::vector<Buff>GetBuffs(BuffType buff);

Crawler/Version.h

@@ -2,7 +2,7 @@
 #define VERSION_MAJOR 0
 #define VERSION_MINOR 2
 #define VERSION_PATCH 0
-#define VERSION_BUILD 424
+#define VERSION_BUILD 440
 
 #define stringify(a) stringify_(a)
 #define stringify_(a) #a