private void updateUnitInput()
{
/* Selecting Units */
if (input.wasKeyJustPressed(GameKeys.UNIT_SELECT))
{
selectTimer = 0;
startClickX = input.getMouseX();
startClickY = input.getMouseY();
lineTool.setPointsList(new List<Vector3>());
}
else if (input.wasKeyJustReleased(GameKeys.UNIT_SELECT))
{
currClickX = input.getMouseX();
currClickY = input.getMouseY();
// select a single unit
if ((startClickX == currClickX && startClickY == currClickY) || selectTimer < 6)
{
Vector3 mousePoint = terrain.projectToTerrain(startClickX, startClickY);
if (mousePoint != Terrain.BAD_POSITION)
{
float minDist = 2.5f;
MovableEntity selected = null;
foreach (MovableEntity entity in entities)
{
entity.setSelected(false);
if (!entity.isDead())
{
Vector3 dist = mousePoint - entity.getPosition();
if (dist.Length() < minDist)
{
minDist = dist.Length();
selected = entity;
}
}
}
if (selected != null) selected.setSelected(true);
}
}
//select a group of units
else
{
int topX = Math.Min(startClickX, currClickX);
int topY = Math.Min(startClickY, currClickY);
int bottomX = Math.Max(startClickX, currClickX);
int bottomY = Math.Max(startClickY, currClickY);
Rectangle bounds = new Rectangle(topX, topY, bottomX - topX, bottomY - topY);
foreach (MovableEntity entity in entities)
{
entity.setSelected(false);
if (!entity.isDead())
{
Vector3 entityPos = terrain.projectToScreen(entity.getPosition());
if (entityPos.Z < 1 && bounds.Contains(new Point((int)entityPos.X, (int)entityPos.Y)))
entity.setSelected(true);
}
}
}
}
if (input.isKeyPressed(GameKeys.UNIT_SELECT))
{
selectTimer++;
currClickX = input.getMouseX();
currClickY = input.getMouseY();
if (selectTimer >= 6)
{
int screenX = getGraphics().Viewport.Width / 2;
int screenY = getGraphics().Viewport.Height / 2;
List<Vector3> boundingBox = new List<Vector3>();
boundingBox.Add(new Vector3((startClickX - screenX) / (float)screenX, -(startClickY - screenY) / (float)screenY, 0));
boundingBox.Add(new Vector3((currClickX - screenX) / (float)screenX, -(startClickY - screenY) / (float)screenY, 0));
boundingBox.Add(new Vector3((currClickX - screenX) / (float)screenX, -(currClickY - screenY) / (float)screenY, 0));
boundingBox.Add(new Vector3((startClickX - screenX) / (float)screenX, -(currClickY - screenY) / (float)screenY, 0));
boundingBox.Add(new Vector3((startClickX - screenX) / (float)screenX, -(startClickY - screenY) / (float)screenY, 0));
lineTool.setPointsList(boundingBox);
}
}
/* Commanding Units */
if (input.wasKeyJustPressed(GameKeys.UNIT_COMMAND))
{
Vector3 mousePoint = terrain.projectToTerrain(input.getMouseX(), input.getMouseY());
if (mousePoint != Terrain.BAD_POSITION)
{
foreach (MovableEntity entity in entities)
{
if (entity.IsSelected)
{
bool pathFound;
Path p = aStar.computePath(entity.getPosition().X, entity.getPosition().Y, mousePoint.X, mousePoint.Y, out pathFound);
if (pathFound)
entity.setPath(p);
}
}
}
}
/* Spawning Units */
if (input.wasKeyJustReleased(GameKeys.UNIT_SPAWN_GUARD))
{
Vector3 mousePoint = terrain.projectToTerrain(input.getMouseX(), input.getMouseY());
if (mousePoint != Terrain.BAD_POSITION)
{
List<Vector3> dummyPath = new List<Vector3>();
dummyPath.Add(mousePoint);
MovableEntity newEntity = new Guard(this, levelInfo, modelLoader, new Path(dummyPath), 0, projectileManager);
entities.Add(newEntity);
soundManager.playSound(SoundHandle.Truck, newEntity);
}
}
else if (input.wasKeyJustReleased(GameKeys.UNIT_SPAWN_SCOUT))
{
Vector3 mousePoint = terrain.projectToTerrain(input.getMouseX(), input.getMouseY());
if (mousePoint != Terrain.BAD_POSITION)
{
List<Vector3> dummyPath = new List<Vector3>();
dummyPath.Add(mousePoint);
MovableEntity newEntity = new Scout(this, levelInfo, modelLoader, new Path(dummyPath), 0);
entities.Add(newEntity);
soundManager.playSound(SoundHandle.Truck, newEntity);
}
}
else if (input.wasKeyJustReleased(GameKeys.UNIT_SPAWN_TANKER))
{
Vector3 mousePoint = terrain.projectToTerrain(input.getMouseX(), input.getMouseY());
if (mousePoint != Terrain.BAD_POSITION)
{
List<Vector3> dummyPath = new List<Vector3>();
dummyPath.Add(mousePoint);
MovableEntity newEntity = new Tanker(this, levelInfo, modelLoader, new Path(dummyPath), 0);
entities.Add(newEntity);
soundManager.playSound(SoundHandle.Truck, newEntity);
}
}
/* Deleting Units */
if (input.wasKeyJustReleased(GameKeys.UNIT_DELETE))
{
Vector3 mousePoint = terrain.projectToTerrain(input.getMouseX(), input.getMouseY());
if (mousePoint != Terrain.BAD_POSITION)
{
float minDist = 5.0f;
MovableEntity deleted = null;
foreach (MovableEntity entity in entities)
{
Vector3 dist = mousePoint - entity.getPosition();
if (dist.Length() < minDist)
{
minDist = dist.Length();
deleted = entity;
}
}
if (deleted != null) entities.Remove(deleted);
}
}
}
private void updateUnits()
{
/* Selecting Units */
if (input.wasKeyJustPressed(GameKeys.UNIT_SELECT))
{
selectTimer = 0;
startClickX = input.getMouseX();
startClickY = input.getMouseY();
lineTool.setPointsList(new List<Vector3>());
}
else if (!input.isKeyPressed(GameKeys.UNIT_SELECT))
{
currClickX = input.getMouseX();
currClickY = input.getMouseY();
// select a single unit
if ((startClickX == currClickX && startClickY == currClickY) || selectTimer < 6)
{
Vector3 mousePoint = terrain.projectToTerrain(startClickX, startClickY);
if (mousePoint != Terrain.BAD_POSITION)
{
float minDist = 2.5f;
MovableEntity selected = null;
foreach (MovableEntity entity in localEntities)
{
entity.setSelected(false);
Vector3 dist = mousePoint - entity.getPosition();
if (dist.Length() < minDist)
{
minDist = dist.Length();
selected = entity;
}
}
if (selected != null) selected.setSelected(true);
}
}
//select a group of units
else
{
int topX = Math.Min(startClickX, currClickX);
int topY = Math.Min(startClickY, currClickY);
int bottomX = Math.Max(startClickX, currClickX);
int bottomY = Math.Max(startClickY, currClickY);
Rectangle bounds = new Rectangle(topX, topY, bottomX - topX, bottomY - topY);
foreach (MovableEntity entity in localEntities)
{
entity.setSelected(false);
Vector3 entityPos = terrain.projectToScreen(entity.getPosition());
if (entityPos.Z < 1)
{
if (bounds.Contains(new Point((int)entityPos.X, (int)entityPos.Y)))
{
entity.setSelected(true);
}
}
}
}
}
if (input.isKeyPressed(GameKeys.UNIT_SELECT))
{
selectTimer++;
currClickX = input.getMouseX();
currClickY = input.getMouseY();
if (selectTimer >= 6)
{
int screenX = getGraphics().Viewport.Width / 2;
int screenY = getGraphics().Viewport.Height / 2;
List<Vector3> boundingBox = new List<Vector3>();
boundingBox.Add(new Vector3((startClickX - screenX) / (float)screenX, -(startClickY - screenY) / (float)screenY, 0));
boundingBox.Add(new Vector3((currClickX - screenX) / (float)screenX, -(startClickY - screenY) / (float)screenY, 0));
boundingBox.Add(new Vector3((currClickX - screenX) / (float)screenX, -(currClickY - screenY) / (float)screenY, 0));
boundingBox.Add(new Vector3((startClickX - screenX) / (float)screenX, -(currClickY - screenY) / (float)screenY, 0));
boundingBox.Add(new Vector3((startClickX - screenX) / (float)screenX, -(startClickY - screenY) / (float)screenY, 0));
lineTool.setPointsList(boundingBox);
}
}
/* Commanding Units */
if (input.wasKeyJustPressed(GameKeys.UNIT_COMMAND))
{
Vector3 mousePoint = terrain.projectToTerrain(input.getMouseX(), input.getMouseY());
if (mousePoint != Terrain.BAD_POSITION)
{
foreach (MovableEntity entity in localEntities)
{
if (entity.IsSelected)
{
bool pathFound;
Path p = aStar.computePath(entity.getPosition().X, entity.getPosition().Y, mousePoint.X, mousePoint.Y, out pathFound);
if (pathFound)
entity.setPath(p);
}
}
}
}
/* Spawning Units */
if (input.wasKeyJustReleased(GameKeys.UNIT_SPAWN_GUARD))
{
Vector3 mousePoint = terrain.projectToTerrain(input.getMouseX(), input.getMouseY());
if (mousePoint != Terrain.BAD_POSITION)
{
List<Vector3> dummyPath = new List<Vector3>();
dummyPath.Add(mousePoint);
MovableEntity newEntity = new Scout(this, levelInfo, modelLoader, new Path(dummyPath), 0);
localEntities.Add(newEntity);
soundManager.playSound(SoundHandle.Truck, newEntity);
}
}
else if (input.wasKeyJustReleased(GameKeys.UNIT_SPAWN_SCOUT))
{
Vector3 mousePoint = terrain.projectToTerrain(input.getMouseX(), input.getMouseY());
if (mousePoint != Terrain.BAD_POSITION)
{
List<Vector3> dummyPath = new List<Vector3>();
dummyPath.Add(mousePoint);
MovableEntity newEntity = new Scout(this, levelInfo, modelLoader, new Path(dummyPath), 0);
localEntities.Add(newEntity);
soundManager.playSound(SoundHandle.Truck, newEntity);
}
}
else if (input.wasKeyJustReleased(GameKeys.UNIT_SPAWN_TANKER))
{
Vector3 mousePoint = terrain.projectToTerrain(input.getMouseX(), input.getMouseY());
if (mousePoint != Terrain.BAD_POSITION)
{
List<Vector3> dummyPath = new List<Vector3>();
dummyPath.Add(mousePoint);
MovableEntity newEntity = new Tanker(this, levelInfo, modelLoader, new Path(dummyPath), 0);
localEntities.Add(newEntity);
soundManager.playSound(SoundHandle.Truck, newEntity);
}
}
/* Deleting Units */
if (input.wasKeyJustReleased(GameKeys.UNIT_DELETE))
{
Vector3 mousePoint = terrain.projectToTerrain(input.getMouseX(), input.getMouseY());
if (mousePoint != Terrain.BAD_POSITION)
{
float minDist = 5.0f;
MovableEntity deleted = null;
foreach (MovableEntity entity in localEntities)
{
Vector3 dist = mousePoint - entity.getPosition();
if (dist.Length() < minDist)
{
minDist = dist.Length();
deleted = entity;
}
}
if (deleted != null) localEntities.Remove(deleted);
}
}
for (int i = 0; i < localEntities.Count; i++)
localEntities[i].update();
for (int i = 0; i < localEntities.Count; i++)
{
MovableEntity a = localEntities[i];
for (int j = i + 1; j < localEntities.Count; j++)
{
MovableEntity b = localEntities[j];
if (MovableEntity.checkStaticCollision(a, b))
{
float xDiff = a.getPosition().X - b.getPosition().X;
float yDiff = a.getPosition().Y - b.getPosition().Y;
Vector3 diff = new Vector3(xDiff, yDiff, 0);
Vector3 dist = diff;
if (diff.Length() != 0)
diff.Normalize();
diff *= a.radius + b.radius;
Vector3 displacement = diff - dist;
Vector3 aNewPos = a.getPosition() + displacement / 2;
aNewPos.Z = levelInfo.getHeight(aNewPos.X, aNewPos.Y);
a.setPosition(aNewPos);
Vector3 bNewPos = b.getPosition() - displacement / 2;
bNewPos.Z = levelInfo.getHeight(bNewPos.X, bNewPos.Y);
b.setPosition(bNewPos);
List<Vector3> aPos = new List<Vector3>();
aPos.Add(a.getPosition());
a.setPath(new Path(aPos));
List<Vector3> bPos = new List<Vector3>();
bPos.Add(b.getPosition());
b.setPath(new Path(bPos));
}
}
}
}