Thomas Foote
7 years ago
25 changed files with 587 additions and 195 deletions
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99src/com/droidquest/avatars/GameCursor.java
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16src/com/droidquest/avatars/PaintBrush.java
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124src/com/droidquest/avatars/SolderingPen.java
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100src/com/droidquest/items/Item.java
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2src/com/droidquest/levels/RO2.java
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3src/com/droidquest/levels/RO3.java
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4src/com/droidquest/levels/RO4.java
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1src/com/droidquest/levels/RO5.java
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1src/com/droidquest/levels/RO6.java
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1src/com/droidquest/levels/ROLab.java
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1src/com/droidquest/levels/ROTut3.java
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2src/com/droidquest/levels/ROTutF.java
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5src/com/droidquest/materials/Material.java
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7src/com/droidquest/materials/switches/ElevatorSwitch.java
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11src/com/droidquest/materials/switches/MazeLock.java
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3src/com/droidquest/materials/switches/Switch.java
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7src/com/droidquest/materials/switches/Switch1.java
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4src/com/droidquest/materials/switches/Switch4A.java
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8src/com/droidquest/materials/switches/Switch4B.java
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8src/com/droidquest/materials/switches/Switch4C.java
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8src/com/droidquest/materials/switches/Switch4D.java
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4src/com/droidquest/materials/switches/SwitchA.java
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5src/com/droidquest/materials/switches/SwitchB.java
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180src/com/droidquest/pathfinder/Node.java
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178src/com/droidquest/pathfinder/Pathfinder.java
@ -1,7 +1,8 @@ |
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package com.droidquest.materials; |
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package com.droidquest.materials.switches; |
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|
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import com.droidquest.Room; |
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import com.droidquest.items.Item; |
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import com.droidquest.materials.Material; |
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|
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import javax.swing.*; |
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import java.awt.*; |
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@ -1,7 +1,7 @@ |
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package com.droidquest.items; |
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package com.droidquest.materials.switches; |
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|
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import com.droidquest.Room; |
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import com.droidquest.materials.Switch; |
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import com.droidquest.items.Item; |
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|
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public class Switch4A extends Switch { |
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int count = 0; |
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@ -0,0 +1,180 @@ |
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package com.droidquest.pathfinder; |
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|
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import com.droidquest.materials.Material; |
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|
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/** |
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* Represents a Node in a path, using the A* algorithm. |
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*/ |
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public class Node implements Cloneable { |
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private int x = -1; |
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private int y = -1; |
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private Material material = null; |
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|
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private int gCost = 0; |
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private int hCost = 0; |
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private int fCost = 0; |
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Node parent = null; |
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|
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/** |
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* Create a new, empty Node |
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*/ |
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public Node() { |
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this(-1, -1, null, null); |
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} |
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|
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/** |
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* Create a new Node with given coordinates |
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* @param x Coordinate (of the room array, not screen location) |
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* @param y Coordinate (of the room array, not screen location) |
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*/ |
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public Node(int x, int y) { |
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this(x, y, null, null); |
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} |
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|
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/** |
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* Create a new room Node with the given coordinates and material |
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* @param x Coordinate (of the room array, not screen location) |
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* @param y Coordinate (of the room array, not screen location) |
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* @param mat Material at the Node location |
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*/ |
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public Node(int x, int y, Material mat) { |
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this(x, y, null, mat); |
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} |
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|
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/** |
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* Create a new room Node with a given parent Node (for pathing) |
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* @param x Coordinate (of the room array, not screen location) |
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* @param y Coordinate (of the room array, not screen location) |
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* @param parent current Parent node |
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*/ |
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public Node(int x, int y, Node parent) { |
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this(x, y, parent, null); |
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} |
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|
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/** |
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* Create a new room node with a given parent Node and Material |
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* @param x Coordinate (of the room array, not screen location) |
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* @param y Coordinate (of the room array, not screen location) |
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* @param parent current Parent node |
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* @param mat Material at the Node location |
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*/ |
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public Node(int x, int y, Node parent, Material mat) { |
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this.x = x; |
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this.y = y; |
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this.parent = parent; |
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this.material = mat; |
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} |
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|
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/** |
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* Retrieve the current room location X coordinate (room array, not screen location) |
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* @return X coordinate |
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*/ |
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public int getX() { |
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return x; |
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} |
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|
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/** |
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* Set the current room location X coordinate (room array, not screen location) |
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* @param x coordinate |
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*/ |
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public void setX(int x) { |
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this.x = x; |
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} |
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|
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/** |
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* Retrieve the current room location Y coordinate (room array, not screen location) |
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* @return y coordinate |
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*/ |
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public int getY() { |
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return y; |
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} |
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/** |
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* Set the current room Y coordinate (room array, not screen location) |
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* @param y coordinate |
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*/ |
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public void setY(int y) { |
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this.y = y; |
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} |
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|
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/** |
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* Retrieve the currently set Material for the Node (or null if not set) |
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* @return Material |
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* @see com.droidquest.materials.Material |
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*/ |
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public Material getMaterial() { |
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return material; |
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} |
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|
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/** |
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* Set the Material for the Node |
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* @param material Material |
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* @see com.droidquest.materials.Material |
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*/ |
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public void setMaterial(Material material) { |
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this.material = material; |
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} |
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/** |
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* Create a clone of this Node |
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* @return Node clone (as Object) |
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*/ |
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public Object clone() { |
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try { |
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return super.clone(); |
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} |
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catch(CloneNotSupportedException cnse) { |
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System.out.println("Clone not supported!"); |
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return this; |
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} |
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} |
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/** |
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* Set the gCost (cost to the current Node from the origin) |
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* @return int cost |
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*/ |
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public int getgCost() { |
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return gCost; |
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} |
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/** |
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* Set the gCost (cost to the current Node from the origin) |
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* @param gCost int cost |
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*/ |
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public void setgCost(int gCost) { |
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this.gCost = gCost; |
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} |
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/** |
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* Retrieves the hCost (heuristic cost) from the current Node to the end Node |
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* @return int cost |
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*/ |
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public int gethCost() { |
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return hCost; |
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} |
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/** |
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* Sets the hCost (heuristic cost) from the current Node to the end Node |
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* @param hCost int cost |
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*/ |
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public void sethCost(int hCost) { |
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this.hCost = hCost; |
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} |
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/** |
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* Retrieves the fCost (full cost) for the Node |
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* @return int cost |
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*/ |
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public int getfCost() { |
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return fCost; |
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} |
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/** |
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* Sets the fCost (full cost) for the Node |
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* @param fCost int cost |
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*/ |
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public void setfCost(int fCost) { |
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this.fCost = fCost; |
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} |
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} |
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@ -0,0 +1,178 @@ |
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package com.droidquest.pathfinder; |
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import com.droidquest.Room; |
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import com.droidquest.items.Item; |
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import java.util.ArrayList; |
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import java.util.Collections; |
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/** |
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* Finds a path between two places on the map, using the A* algorithm |
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*/ |
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public class Pathfinder { |
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private ArrayList<ArrayList<Node>> nodeList = new ArrayList<ArrayList<Node>>(); |
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private ArrayList<Node> openList = new ArrayList<Node>(); |
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private ArrayList<Node> closedList = new ArrayList<Node>(); |
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/** |
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* Begin a search for a path. Returns an empty ArrayList if no path found. |
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* @param startX int starting X coordinate (not screen location) |
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* @param startY int starting Y coordinate (not screen location) |
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* @param endX int ending X coordinate (not screen location) |
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* @param endY int ending Y coordinate (not screen location) |
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* @param player Item player used to verify whether a Node is passable. |
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* @return ArrayList of Nodes representing the path, or empty list |
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*/ |
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public ArrayList<Node> search(int startX, int startY, int endX, int endY, Item player) { |
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ArrayList<Node> results = new ArrayList<Node>(); |
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if(startY < 0 || startY > nodeList.size() || startX < 0 || startX > nodeList.get(startY).size()) { |
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System.out.println("Starting node outside of room bounds!"); |
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return results; |
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} |
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if(endY < 0 || endY > nodeList.size() || endX < 0 || endX > nodeList.get(endY).size()) { |
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System.out.println("Ending node outside of room bounds!"); |
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return results; |
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} |
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if(!nodeList.get(startY).get(startX).getMaterial().Passable(player)) { |
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System.out.println("Starting node isn't passable!"); |
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return results; |
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} |
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if(!nodeList.get(endY).get(endX).getMaterial().Passable(player)) { |
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System.out.println("Ending node isn't passable!"); |
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return results; |
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} |
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Node endNode = nodeList.get(endY).get(endX); |
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// Add nodes adjacent to starting node |
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Node startNode = nodeList.get(startY).get(startX); |
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startNode.setgCost(0); |
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startNode.sethCost(manhattanDistance(startNode, endNode)); |
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startNode.setfCost(startNode.gethCost()); |
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startNode.parent = null; |
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openList.add(startNode); |
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findLowestCost(results, endNode, player); |
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return results; |
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} |
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private void findLowestCost(ArrayList<Node> results, Node endNode, Item player) { |
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while(openList.size() > 0) { |
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Node lowestCost = null; |
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for (Node node : openList) { |
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if (lowestCost == null || node.getfCost() < lowestCost.getfCost()) { |
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lowestCost = node; |
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} |
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} |
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openList.remove(lowestCost); |
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closedList.add(lowestCost); |
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if (lowestCost != null && lowestCost == endNode) { |
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Node pathNode = lowestCost; |
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while (pathNode.parent != null) { |
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results.add(new Node(pathNode.getX() * 28, pathNode.getY() * 32)); |
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pathNode = pathNode.parent; |
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} |
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Collections.reverse(results); |
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return; |
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} |
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addSurroundingNodes(lowestCost, endNode, player); |
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} |
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System.out.println("Could not find any nodes to process, no path."); |
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} |
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private void addSurroundingNodes(Node parent, Node endNode, Item player) { |
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if(parent == null) { |
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return; |
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} |
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int x = parent.getX(); |
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int y = parent.getY(); |
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for(int deltaY = -1; deltaY <= 1; deltaY++) { |
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for(int deltaX = -1; deltaX <=1; deltaX++) { |
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if(deltaX != 0 || deltaY != 0) { |
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int checkX = x + deltaX; |
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int checkY = y + deltaY; |
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if(checkY >= 0 && checkY < nodeList.size() && checkX >= 0 && checkX < nodeList.get(checkY).size() && nodeList.get(checkY).get(checkX).getMaterial().Passable(player)) { |
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Node currentNode = nodeList.get(checkY).get(checkX); |
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if(closedList.contains(currentNode)) { |
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continue; |
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} |
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int diagonalCost = 0; |
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if(deltaX != 0 && deltaY != 0) { |
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|
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// Diagonal, check to make sure other squares are passable |
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if(!nodeList.get(y).get(checkX).getMaterial().Passable(player) || !nodeList.get(checkY).get(x).getMaterial().Passable(player)) { |
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diagonalCost = 500; // don't make impassible, just really expensive |
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} |
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} |
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if(openList.contains(currentNode)) { |
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// Set gCost (10 for orthoginal, 14 for diagonal) |
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int newgCost = parent.getgCost() + ((deltaX == 0 || deltaY == 0) ? 10 : 14) + diagonalCost; |
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if(newgCost < currentNode.getgCost()) { |
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currentNode.parent = parent; |
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currentNode.setgCost(newgCost); |
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currentNode.setfCost(newgCost + manhattanDistance(currentNode, endNode)); |
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} |
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} |
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else { |
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openList.add(currentNode); |
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currentNode.parent = parent; |
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// Set gCost (10 for orthoginal, 14 for diagonal) |
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currentNode.setgCost(parent.getgCost() + ((deltaX == 0 || deltaY == 0) ? 10 : 14) + diagonalCost); |
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currentNode.sethCost(manhattanDistance(currentNode, endNode)); |
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currentNode.setfCost(currentNode.getgCost() + currentNode.gethCost()); |
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} |
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} |
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} |
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} |
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} |
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|
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} |
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/** |
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* Create a new Pathfinder object and initialize with a Room |
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* @param room Room for path-finding. |
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* @see com.droidquest.Room |
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*/ |
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public Pathfinder(Room room) { |
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// Generate node array for room |
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generate(room); |
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|
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} |
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/** |
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* Generate the Node list for a Room. Generally should use new Pathfinder(room) instead of this method |
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* @param room Room for path-finding |
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*/ |
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public void generate(Room room) { |
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for(int y = 0; y < room.RoomArray.length;y++) { |
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nodeList.add(new ArrayList<Node>()); |
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for(int x=0;x<room.RoomArray[y].length;x++) { |
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nodeList.get(y).add(new Node(x, y, Room.level.materialAt(x, y, room))); |
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} |
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} |
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} |
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|
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// Use the Manhattan distance as the heuristic |
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private int manhattanDistance(Node current, Node end) { |
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return 10 * Math.abs(end.getX()-current.getX()) + Math.abs(end.getY()-current.getY()); |
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} |
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|
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} |
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