private static void PlaceFishOnPlatforms(Vector2 origin, FishFactoryBehaviour fishFactory, IList<KeyValuePair<Section, Vector2>> levelSchematics)
{
var progress = 0f;
foreach (var section in levelSchematics) {
if (section.Key.IsPlatform()) {
fishFactory.CreateFishStretch(origin + new Vector2(progress, 0f), section.Value.x);
}
progress += section.Value.x;
}
}
public void PlaceFish(Vector2 origin,
FishFactoryBehaviour fishFactory,
IList<KeyValuePair<Section, Vector2>> levelSchematics)
{
PlaceFishOnGapSequences(origin, fishFactory, levelSchematics);
var progress = Vector2.zero;
for (var i = 4; i < levelSchematics.Count; i++) {
var seg1 = levelSchematics[i - 4];
var seg2 = levelSchematics[i - 3];
var seg3 = levelSchematics[i - 2];
var seg4 = levelSchematics[i - 1];
var seg5 = levelSchematics[i];
if (seg1.Key.IsGap() && seg2.Key.IsObstacle() && seg3.Key.IsGap() && seg4.Key.IsObstacle() && seg5.Key.IsGap()) {
// If there is a gap, obstacle, gap, obstacle, gap, place parabolas over the obstacles and join them up in between
var parabola1Width = seg2.Key == Section.SmallObstacle ? SmallObstacleParabolaWidth : LargeObstacleParabolaWidth;
var precedingStretchWidth = seg1.Value.x - ((parabola1Width - seg2.Value.x) / 2);
var parabola1Origin = origin + progress + new Vector2(precedingStretchWidth, 0f);
fishFactory.CreateFishParabola(parabola1Origin, parabola1Width, 4f, 5);
var parabola2Width = seg4.Key == Section.SmallObstacle ? SmallObstacleParabolaWidth : LargeObstacleParabolaWidth;
var inbetweenStretchWidth = seg3.Value.x - ((parabola1Width - seg2.Value.x) / 2) - ((parabola2Width - seg4.Value.x) / 2);
fishFactory.CreateFishStretch(origin + progress + new Vector2(precedingStretchWidth + parabola1Width, 0f), inbetweenStretchWidth);
var parabola2Origin = origin + progress + new Vector2(precedingStretchWidth + parabola1Width + inbetweenStretchWidth, 0f);
fishFactory.CreateFishParabola(parabola2Origin, parabola2Width, 4f, 5);
// This hack stops the rule under this one from overlapping
i = i + 3;
progress += new Vector2(seg2.Value.x + seg3.Value.x + seg4.Value.x, 0f);
} else if (seg1.Key.IsGap() && seg2.Key.IsObstacle() && seg3.Key.IsGap()) {
// Place a nice parabola over a single obstacle surrounded by gaps, and surround the parabola with stretches of fish
var parabolaWidth = seg2.Key == Section.SmallObstacle ? SmallObstacleParabolaWidth : LargeObstacleParabolaWidth;
var precedingStretchWidth = seg1.Value.x - ((parabolaWidth - seg2.Value.x) / 2);
fishFactory.CreateFishStretch(origin + progress, precedingStretchWidth);
var parabolaOrigin = origin + progress + new Vector2(precedingStretchWidth, 0f);
fishFactory.CreateFishParabola(parabolaOrigin, parabolaWidth, 4f, 5);
var followingStretchWidth = seg3.Value.x - ((parabolaWidth - seg2.Value.x) / 2);
fishFactory.CreateFishStretch(origin + progress + new Vector2(precedingStretchWidth + parabolaWidth, 0f), followingStretchWidth);
} else if (!seg1.Key.IsObstacle() && seg2.Key.IsGap() && seg3.Key.IsFloatingBlock()) {
// Fill a gap preceding a floating block with fish as long as it is not preceded by an obstacle
fishFactory.CreateFishStretch(origin + progress + new Vector2(seg1.Value.x, 0f), seg2.Value.x);
} else if (!seg1.Key.IsGap()
&& seg2.Key.IsObstacle()
&& seg3.Key.IsGap()
&& seg3.Key != Section.SmallGap
&& seg4.Key.IsFloatingBlock()) {
// If there is a gap which is medium or large preceded by an obstacle, and followed by a floating block, fill up the
// latter half of the gap with fish
var seg2HalfWidth = seg2.Value.x / 2;
fishFactory.CreateFishStretch(origin + progress + new Vector2(seg1.Value.x + seg2HalfWidth, 0f), seg2HalfWidth);
} else if (seg1.Key.IsGap() && seg2.Key.IsObstacle() && seg3.Key.IsObstacle() && seg2.Key != seg3.Key && seg4.Key.IsGap()) {
// If there is a small obstacle followed by a large obstacle (or vice versa) and surrounded by a gap on both sides,
// place a nice parabola of fish
var parabolaOrigin = origin + progress + new Vector2(seg1.Value.x - ((DualObstacleParabolaWidth - seg2.Value.x - seg3.Value.x) / 2), 0f);
fishFactory.CreateFishParabola(parabolaOrigin, DualObstacleParabolaWidth, 4f, 5);
} else if (seg1.Key.IsObstacle()
&& seg2.Key.IsObstacle()
&& seg1.Key == seg2.Key
&& seg3.Key.IsGap()
&& seg3.Key != Section.SmallGap) {
// If there are two of the same obstacle followed by a normal or large, create a parabola starting
// from the top of the centre of the two obstacles
var parabolaOrigin = origin + progress + seg1.Value;
fishFactory.CreateFishParabola(parabolaOrigin, LargeObstacleParabolaWidth, 3f, 5);
}
progress += new Vector2(seg1.Value.x, 0f);
}
}
/// <summary>
/// Evenly place fish over sequences of gaps, except for the first and last gaps in the sequence.
/// </summary>
private void PlaceFishOnGapSequences(Vector2 origin,
FishFactoryBehaviour fishFactory,
IList<KeyValuePair<Section, Vector2>> levelSchematics)
{
var gapSequence = new List<KeyValuePair<Section, Vector2>>();
var progress = Vector2.zero;
foreach (var segment in levelSchematics) {
if (segment.Key.IsGap()) {
gapSequence.Add(segment);
} else {
var totalWidth = gapSequence.Select(gapSeg => gapSeg.Value.x).Aggregate(0f, (a, b) => a + b);
if (gapSequence.Count > 2) {
var width = totalWidth - gapSequence[0].Value.x - gapSequence[gapSequence.Count - 1].Value.x;
fishFactory.CreateFishStretch(origin + progress + new Vector2(gapSequence[0].Value.x, 0f), width);
}
gapSequence.Clear();
progress += new Vector2(totalWidth + segment.Value.x, 0f);
}
}
}