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Copy pathCollisionChecker.java
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183 lines (168 loc) · 9.78 KB
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public class CollisionChecker {
private SceneCanvas gc;
public CollisionChecker(SceneCanvas gc) {
this.gc = gc;
}
// Check collision between player and tree objects
public void checkTile(Entity entity) {
int entityLeftWorldX = entity.getWorldX() + entity.getSolidAreaX();
int entityRightWorldX = entity.getWorldX() + entity.getSolidAreaX() + entity.getSolidAreaWidth();
int entityTopWorldY = entity.getWorldY() + entity.getSolidAreaY();
int entityBottomWorldY = entity.getWorldY() + entity.getSolidAreaY() + entity.getSolidAreaHeight();
int entityLeftCol = entityLeftWorldX/gc.getTileSize();
int entityRightCol = entityRightWorldX/gc.getTileSize();
int entityTopRow = entityTopWorldY/gc.getTileSize();
int entityBottomRow = entityBottomWorldY/gc.getTileSize();
int tileNum1, tileNum2, tileNum3, tileNum4;
switch(entity.getDirection()) {
case "N":
entityTopRow = (entityTopWorldY - entity.getSpeed())/gc.getTileSize();
tileNum1 = gc.getTileManager().getMapTileNum()[entityTopRow][entityLeftCol];
tileNum2 = gc.getTileManager().getMapTileNum()[entityTopRow][entityRightCol];
if (gc.getTileManager().getTiles()[tileNum1].getCollision() == true || gc.getTileManager().getTiles()[tileNum2].getCollision() == true) {
entity.setCollisionOn(true);
}
break;
case "NW":
entityTopRow = (entityTopWorldY - entity.getSpeed())/gc.getTileSize();
entityLeftCol = (entityLeftWorldX - entity.getSpeed())/gc.getTileSize();
tileNum1 = gc.getTileManager().getMapTileNum()[entityTopRow][entityLeftCol];
tileNum2 = gc.getTileManager().getMapTileNum()[entityTopRow][entityRightCol];
tileNum3 = gc.getTileManager().getMapTileNum()[entityTopRow][entityLeftCol];
tileNum4 = gc.getTileManager().getMapTileNum()[entityBottomRow][entityLeftCol];
if (gc.getTileManager().getTiles()[tileNum1].getCollision() == true || gc.getTileManager().getTiles()[tileNum2].getCollision() == true
|| gc.getTileManager().getTiles()[tileNum3].getCollision() == true || gc.getTileManager().getTiles()[tileNum4].getCollision() == true) {
entity.setCollisionOn(true);
}
break;
case "NE":
entityTopRow = (entityTopWorldY - entity.getSpeed())/gc.getTileSize();
entityRightCol = (entityRightWorldX + entity.getSpeed())/gc.getTileSize();
tileNum1 = gc.getTileManager().getMapTileNum()[entityTopRow][entityLeftCol];
tileNum2 = gc.getTileManager().getMapTileNum()[entityTopRow][entityRightCol];
tileNum3 = gc.getTileManager().getMapTileNum()[entityTopRow][entityRightCol];
tileNum4 = gc.getTileManager().getMapTileNum()[entityBottomRow][entityRightCol];
if (gc.getTileManager().getTiles()[tileNum1].getCollision() == true || gc.getTileManager().getTiles()[tileNum2].getCollision() == true
|| gc.getTileManager().getTiles()[tileNum3].getCollision() == true || gc.getTileManager().getTiles()[tileNum4].getCollision() == true) {
entity.setCollisionOn(true);
}
break;
case "S":
entityBottomRow = (entityBottomWorldY + entity.getSpeed())/gc.getTileSize();
tileNum1 = gc.getTileManager().getMapTileNum()[entityBottomRow][entityLeftCol];
tileNum2 = gc.getTileManager().getMapTileNum()[entityBottomRow][entityRightCol];
if (gc.getTileManager().getTiles()[tileNum1].getCollision() == true || gc.getTileManager().getTiles()[tileNum2].getCollision() == true) {
entity.setCollisionOn(true);
}
break;
case "SW":
entityBottomRow = (entityBottomWorldY + entity.getSpeed())/gc.getTileSize();
entityLeftCol = (entityLeftWorldX - entity.getSpeed())/gc.getTileSize();
tileNum1 = gc.getTileManager().getMapTileNum()[entityBottomRow][entityLeftCol];
tileNum2 = gc.getTileManager().getMapTileNum()[entityBottomRow][entityRightCol];
tileNum3 = gc.getTileManager().getMapTileNum()[entityTopRow][entityLeftCol];
tileNum4 = gc.getTileManager().getMapTileNum()[entityBottomRow][entityLeftCol];
if (gc.getTileManager().getTiles()[tileNum1].getCollision() == true || gc.getTileManager().getTiles()[tileNum2].getCollision() == true
|| gc.getTileManager().getTiles()[tileNum3].getCollision() == true || gc.getTileManager().getTiles()[tileNum4].getCollision() == true) {
entity.setCollisionOn(true);
}
break;
case "SE":
entityBottomRow = (entityBottomWorldY + entity.getSpeed())/gc.getTileSize();
entityRightCol = (entityRightWorldX + entity.getSpeed())/gc.getTileSize();
tileNum1 = gc.getTileManager().getMapTileNum()[entityBottomRow][entityLeftCol];
tileNum2 = gc.getTileManager().getMapTileNum()[entityBottomRow][entityRightCol];
tileNum3 = gc.getTileManager().getMapTileNum()[entityTopRow][entityRightCol];
tileNum4 = gc.getTileManager().getMapTileNum()[entityBottomRow][entityRightCol];
if (gc.getTileManager().getTiles()[tileNum1].getCollision() == true || gc.getTileManager().getTiles()[tileNum2].getCollision() == true
|| gc.getTileManager().getTiles()[tileNum3].getCollision() == true || gc.getTileManager().getTiles()[tileNum4].getCollision() == true) {
entity.setCollisionOn(true);
}
break;
case "W":
entityLeftCol = (entityLeftWorldX - entity.getSpeed())/gc.getTileSize();
tileNum1 = gc.getTileManager().getMapTileNum()[entityTopRow][entityLeftCol];
tileNum2 = gc.getTileManager().getMapTileNum()[entityBottomRow][entityLeftCol];
if (gc.getTileManager().getTiles()[tileNum1].getCollision() == true || gc.getTileManager().getTiles()[tileNum2].getCollision() == true) {
entity.setCollisionOn(true);
}
break;
case "E":
entityRightCol = (entityRightWorldX + entity.getSpeed())/gc.getTileSize();
tileNum1 = gc.getTileManager().getMapTileNum()[entityTopRow][entityRightCol];
tileNum2 = gc.getTileManager().getMapTileNum()[entityBottomRow][entityRightCol];
if (gc.getTileManager().getTiles()[tileNum1].getCollision() == true || gc.getTileManager().getTiles()[tileNum2].getCollision() == true) {
entity.setCollisionOn(true);
}
break;
}
}
public int checkObject(Entity entity, boolean player) {
int index = 999;
for(int i = 0; i < gc.getObj().length; i++) {
if(gc.getObj()[i] != null) {
// Get entity's solid area position
entity.setSolidAreaX(entity.getWorldX() + entity.getSolidAreaX());
entity.setSolidAreaY(entity.getWorldY() + entity.getSolidAreaY());
// Get the object's solid area position
gc.getObj()[i].setSolidAreaX(gc.getObj()[i].getWorldX() + gc.getObj()[i].getSolidAreaX());
gc.getObj()[i].setSolidAreaY(gc.getObj()[i].getWorldY() + gc.getObj()[i].getSolidAreaY());
switch(entity.getDirection()) {
case "N":
case "NE":
case "NW":
entity.setSolidAreaY(entity.getSolidAreaY() - entity.getSpeed());
if(entity.getSolidArea().intersects(gc.getObj()[i].getSolidArea())) {
if(gc.getObj()[i].getCollision() == true) {
entity.setCollisionOn(true);
}
if(player == true) {
index = i;
}
}
break;
case "S":
case "SE":
case "SW":
entity.setSolidAreaY(entity.getSolidAreaY() + entity.getSpeed());
if(entity.getSolidArea().intersects(gc.getObj()[i].getSolidArea())) {
if(gc.getObj()[i].getCollision() == true) {
entity.setCollisionOn(true);
}
if(player == true) {
index = i;
}
}
break;
case "W":
entity.setSolidAreaX(entity.getSolidAreaX() - entity.getSpeed());
if(entity.getSolidArea().intersects(gc.getObj()[i].getSolidArea())) {
if(gc.getObj()[i].getCollision() == true) {
entity.setCollisionOn(true);
}
if(player == true) {
index = i;
}
}
break;
case "E":
entity.setSolidAreaX(entity.getSolidAreaX() + entity.getSpeed());
if(entity.getSolidArea().intersects(gc.getObj()[i].getSolidArea())) {
if(gc.getObj()[i].getCollision() == true) {
entity.setCollisionOn(true);
}
if(player == true) {
index = i;
}
}
break;
}
entity.setSolidAreaX(entity.getSolidAreaDefaultX());
entity.setSolidAreaY(entity.getSolidAreaDefaultY());
gc.getObj()[i].setSolidAreaX(gc.getObj()[i].getSolidAreaDefaultX());
gc.getObj()[i].setSolidAreaY(gc.getObj()[i].getSolidAreaDefaultY());
}
}
return index;
}
}