/** Rebuild this trail from the set of points */
public void Rebuild(nGLine[] points)
{
if (_sprites != null) {
var count = _sprites.Length < points.Length ? _sprites.Length : points.Length;
if (count > 0) {
for (var i = 0; i < count; ++i) {
var offset1 = 1.0f - ((float)i) / points.Length;
var offset2 = 1.0f - ((float)(i + 1)) / points.Length;
RebuildSegment(_sprites[i], points[i], offset1, offset2);
}
}
for (var i = count; i < _sprites.Length; ++i) {
_sprites [i].Color [3] = 0f;
}
}
}
/** Reset the ball position and start again */
public void NewGame()
{
PlayerPaddle = new Paddle(this);
AiPaddle = new Paddle(this);
Ball = new Ball(this);
Field = new Field(this, Camera());
Sparkle = new Sparkle(this);
RainbowTrail = new RainbowTrail(this);
Flare = new Ps.Model.Object.Flare(this);
Collectables = new Collectables(this);
/* actions */
SetupActions();
_input = new GameInput(this);
Game.SoundReset(); // reload
/* Set initial paddle positions */
PlayerPaddle.Position[0] = 0f;
PlayerPaddle.Position[1] = Field.Bounds[1] + nLayout.DistanceInWorld(14f, nAxis.Y, _camera);;
AiPaddle.Position[0] = 0f;
AiPaddle.Position[1] = Field.Bounds[3] - AiPaddle.Size[1] - nLayout.DistanceInWorld(7f, nAxis.Y, _camera);
var direction = new nGLine() {
P1 = new float[2] { 0, 0 },
P2 = new float[2] { nRand.Float(0f, 1f), nRand.Float(1f, 0.3f) }
};
var unit = direction.Unit;
Ball.Position[0] = 0;
Ball.Position[1] = 0;
Ball.Velocity[0] = unit[0] * 35f;
Ball.Velocity[1] = unit[1] * 35f;
/* reset paddles */
AiPaddle.Ai = new EasyAiProfile();
AiPaddle.Speed = AiPaddle.Ai.Speed;
PlayerPaddle.Speed = Config.PlayerSpeed;
AiPaddle.Position[0] = 0;
PlayerPaddle.Position[0] = 0;
/* ai */
Activated = false;
Camera().Pipe.Drawables.Clear();
Camera().Pipe.Render();
}
/** Return a set of line segments that describe this line. */
public nGLine[] Points()
{
var size = _lastSeg ? _segments.Count : _segments.Count + 1;
var rtn = new nGLine[size];
var offset = 0;
foreach (var s in _segments) {
rtn [offset] = s;
++offset;
}
/* Extra segment for the last point? */
if (!_lastSeg) {
rtn[offset] = new nGLine() {
P1 = new float[2] { _plast[0], _plast[1] },
P2 = new float[2] { _last[0], _last[1] }
};
}
return rtn;
}
/** Check if the new point on the current line segment */
/*private bool Inline(float x, float y) {
if ((_start == null) || (_start.Next == null))
return false;
float ux, uy = 0f;
Unit(_start.Next.X, _start.Next.Y, _start.X, _start.Y, out ux, out uy);
var k1 = x / ux;
var k2 = y / uy;
var tolerance = 0.001f;
if ((k1 >= (k2 - tolerance)) && (k1 <= k2 + tolerance))
return true;
return false;
}*/
/** Add some new segments */
private void AddNewSegments(int count, float x, float y)
{
//nLog.Debug("Request to add {0} new segments", count);
float ux, uy;
Unit(_plast[0], _plast [1], x, y, out ux, out uy);
var prev = new float[2] { _plast[0], _plast[1] };
for (var i = 0; i < count; ++i) {
var segment = new nGLine() {
P1 = new float[2] {
prev[0],
prev[1],
},
P2 = new float[2] {
_plast[0] + (i + 1) * ux * SegmentSize,
_plast[1] + (i + 1) * uy * SegmentSize
}
};
_segments.Enqueue(segment);
prev[0] = segment.P2[0];
prev[1] = segment.P2[1];
/* Save a marker for next time */
if (i == (count - 1)) {
_plast[0] = segment.P2[0];
_plast[1] = segment.P2[1];
//nLog.Debug("The new plast is updated to {0},{1}", _plast[0], _plast[1]);
if ((segment.P2[0] == x) && (segment.P2[1] == y)) {
_lastSeg = true;
}
}
}
//nLog.Debug("Added segment, new count is " + _segments.Count);
}
/** Create a line segment */
private void RebuildSegment(nSprite s, nGLine l, float offset1, float offset2)
{
var w1 = MinWidth + (MaxWidth - MinWidth) * offset1;
var w2 = MinWidth + (MaxWidth - MinWidth) * offset2;
var pnts = l.SPoints(w1, w2);
s.Points.Set(pnts);
s.Color[3] = (1.0f - offset1) * 0.2f;
}
