private Unity.Mathematics.float2 RandomInRing(float innerRadius, float outerRadius)
{
var pos = Utils.GetRotatedPosition(Vector2.right * Random.Range(innerRadius, outerRadius), Random.Range(0, 360f));
var randomInRing = new Unity.Mathematics.float2(pos.x, pos.y);
return(randomInRing);
}
public static float2[] GeneratePoints(int count, ref Random random, Func <float2, float> density = null, Func <float2, float> envelope = null, Action <string> progressCallback = null)
{
if (density == null)
{
density = v => .5f;
}
if (envelope == null)
{
envelope = v => 1;
}
var inputSamples = new float2[count * 8];
var sample = 0;
var accumulator = 0f;
while (sample < inputSamples.Length)
{
var v = random.NextFloat2();
accumulator += pow(saturate(density(v)), 2f) * saturate(envelope(v));
if (accumulator > .5f)
{
accumulator = 0;
inputSamples[sample++] = v;
progressCallback?.Invoke($"Generating Samples: {sample} / {inputSamples.Length}");
}
}
var outputSamples = new float2[count];
progressCallback?.Invoke("Eliminating Samples");
Eliminate(inputSamples, outputSamples, density);
return(outputSamples);
}
private static float Dot2(Vector2 a, Vector2 b)
{
#if MATHEMATICS
return(dot(a, b));
#else
return(Vector2.Dot(a, b));
#endif
}
public void MoveTo(float2 position, bool matchVelocity = true, Action onFinish = null)
{
TargetPosition = () => position;
TargetVelocity = () => float2.zero;
MatchVelocity = matchVelocity;
_movementPhase = MovementPhase.Locomotion;
Moving = true;
_onFinishMoving = onFinish;
}
// private IEnumerator AnimatePath()
// {
// var pathZones = ActionGameManager.CurrentSector.ExitPath;
// LegendPanel.SetActive(false);
// PathAnimationButton.gameObject.SetActive(false);
//
// var revealCount = ActionGameManager.CurrentSector.Entrance.Distance[ActionGameManager.CurrentSector.Exit];
// Map.StartReveal(
// PathAnimationDuration / revealCount * (LinkAnimationDuration / (IconAnimationDuration + LinkAnimationDuration)),
// PathAnimationDuration / revealCount * (IconAnimationDuration / (IconAnimationDuration + LinkAnimationDuration)));
// MainCamera.enabled = false;
// SectorCamera.targetTexture = null;
// Canvas.gameObject.SetActive(false);
// SectorCamera.gameObject.SetActive(true);
//
// var pathAnimationLerp = 0f;
// while (pathAnimationLerp < 1)
// {
// var currentTargetZone = pathZones[(int) (pathZones.Length * pathAnimationLerp)];
// _position = lerp(_position, currentTargetZone.Position, PathAnimationDamping);
// pathAnimationLerp += Time.deltaTime / (PathAnimationDuration * PathAnimationDurationPadding);
// UpdateCamera();
// yield return null;
// }
//
// LegendPanel.SetActive(true);
// PathAnimationButton.gameObject.SetActive(true);
// }
private void OnEnable()
{
_init = true;
SectorCamera.gameObject.SetActive(true);
_position = GameManager.Zone.GalaxyZone.Position;
_viewSize = .25f;
Map.StartReveal(LinkAnimationDuration, IconAnimationDuration);
Map.MarkPlayerLocation(GameManager.CurrentEntity.Zone.GalaxyZone);
}
public void OnScroll(PointerEventData eventData)
{
var mapCenter = float2((float)Screen.width / 2, (float)Screen.height / 2);
var oldPointerPosition = _position + ((float2)eventData.position - mapCenter) / Screen.height * _viewSize;
_viewSize = clamp(_viewSize * (1 - eventData.scrollDelta.y * ZoomSpeed), MinViewSize, MaxViewSize);
var pointerPosition = _position + ((float2)eventData.position - mapCenter) / Screen.height * _viewSize;
_position += oldPointerPosition - pointerPosition;
}
public void MoveDirection(Unity.Mathematics.float2 direction)
{
if (push_time_remaining > 0f)
{
push_time_remaining = Mathf.Max(0f, push_time_remaining - Time.deltaTime);
rigid_body.velocity = push_velocity;
}
else
{
rigid_body.velocity = direction * move_speed;
}
}
//MCTS Agent
public static long GetHashCode(ref GameState gs, int playerId)
{
var enemyPosition = gs.players[1].position;
Unity.Mathematics.float2 ennemyLookDirection = gs.players[playerId].lookDirection;
//distance entre player et ennemyPlayer
Unity.Mathematics.float2 VectorBetweenPlayerAndEnnemy =
new Unity.Mathematics.float2(gs.players[1].position.x - gs.players[0].position.x,
gs.players[1].position.y - gs.players[0].position.y);
var angle = Unity.Mathematics.math.acos(
Unity.Mathematics.math.clamp(
Unity.Mathematics.math.dot(gs.players[0].lookDirection, VectorBetweenPlayerAndEnnemy), -1f, 1f)) * 57.29578f;
return((long)angle);
}
// Create children that fill a single orbit, equally spaced
// https://en.wikipedia.org/wiki/Klemperer_rosette
public void ExpandRosette(ref Random random, int vertices)
{
//Debug.Log("Expanding Rosette");
// Rosette children replace the parent, parent orbital node is left empty
Empty = true;
// Masses in a rosette alternate, so every sequential pair has the same shared mass
var sharedMass = Mass / vertices * 2;
// Proportion of the masses of sequential pairs is random, but only for even vertex counts
var proportion = vertices % 2 == 0 ? random.NextFloat(.5f, .95f) : .5f;
// Place children at a fixed distance in the center of the range
var dist = (ChildDistanceMinimum + ChildDistanceMaximum) / 2;
// Position of first child
var p0 = new float2(0, dist);
// Position of second child
var p1 = OrbitData.Evaluate(1.0f / vertices) * dist;
// Maximum child distance is half the distance to the neighbor minus the neighbor's radius
var p0ChildDist = (distance(p0, p1) * proportion - Settings.PlanetSafetyRadius.Evaluate(sharedMass * (1 - proportion))) * .75f;
var p1ChildDist = (distance(p0, p1) * (1 - proportion) - Settings.PlanetSafetyRadius.Evaluate(sharedMass * proportion)) * .75f;
for (int i = 0; i < vertices; i++)
{
var child = new GeneratorPlanet
{
Settings = Settings,
Parent = this,
Mass = sharedMass * (i % 2 == 0 ? proportion : 1 - proportion), // Masses alternate
Distance = dist,
Phase = (float)i / vertices,
ChildDistanceMaximum = (i % 2 == 0 ? p0ChildDist : p1ChildDist)
};
child.ChildDistanceMinimum = Settings.PlanetSafetyRadius.Evaluate(child.Mass) * 2;
//child.Period = Settings..Evaluate(child.Distance);
Children.Add(child);
}
ChildDistanceMinimum = dist + p0ChildDist;
}
public static float2 Rotate(this float2 v, ItemRotation rotation)
{
switch (rotation)
{
case ItemRotation.None:
return(v);
case ItemRotation.CounterClockwise:
return(float2(-v.y, v.x));
case ItemRotation.Reversed:
return(float2(-v.x, -v.y));
case ItemRotation.Clockwise:
return(float2(v.y, -v.x));
default:
throw new ArgumentOutOfRangeException(nameof(rotation), rotation, null);
}
}
public void Accelerate(float2 targetVelocity, bool noTurn = false)
{
var deltaV = targetVelocity - Ship.Velocity;
var deltaVMag = length(deltaV);
var deltaVDirection = normalize(deltaV);
// If Delta V is above the threshold, direct the ship towards the delta and use only main thrusters
if (!noTurn && deltaVMag > FORWARD_DELTA_THRESHOLD)
{
Ship.LookDirection = float3(deltaVDirection.x, 0, deltaVDirection.y);
Ship.MovementDirection = float2(0, pow(dot(Ship.Direction, deltaVDirection), 2));
}
// If Delta V is low, direct the ship towards the target and use all thrusters
else if (deltaVMag > THRUST_DELTA_THRESHOLD)
{
var right = Ship.Direction.Rotate(ItemRotation.Clockwise);
Ship.MovementDirection = float2(dot(right, deltaVDirection), dot(Ship.Direction, deltaVDirection));
}
else
{
Ship.MovementDirection = float2.zero;
}
}
public static float2 floor(float2 a)
{
return(new float2(floor(a.x), floor(a.y)));
}
public static float2 asin(float2 a)
{
return(new float2(asin(a.x), asin(a.y)));
}
public static float2 sin(float2 a)
{
return(new float2(sin(a.x), sin(a.y)));
}
public static float2 acos(float2 a)
{
return(new float2(acos(a.x), acos(a.y)));
}
[MethodImpl((MethodImplOptions)0x100)] // agressive inline
public static bool2 notEqual(float2 x, float2 y)
{
return(x != y);
}
// static float ResourceValue(ref Random random, ZoneGenerationSettings settings, SimpleCommodityData resource, float density)
// {
// return random.NextPowerDistribution(resource.Minimum, resource.Maximum, resource.Exponent,
// 1 / lerp(settings.ResourceDensityMinimum, settings.ResourceDensityMaximum, density));
// }
public static GeneratorPlanet[] GenerateEntities(ZoneGenerationSettings settings, ref Random random, float mass, float radius, float2 fixedPosition)
{
var root = new GeneratorPlanet
{
FixedPosition = fixedPosition,
Settings = settings,
Mass = mass,
ChildDistanceMaximum = radius * .75f,
ChildDistanceMinimum = settings.PlanetSafetyRadius.Evaluate(mass)
};
// There is some chance of generating a rosette or binary system
// Probabilities which are fixed for the entire galaxy are in GlobalData, contained in the GameContext
var rosette = random.NextFloat() < settings.RosetteProbability;
if (rosette)
{
// Create a rosette with a number of vertices between 2 and 9 inclusive
root.ExpandRosette(ref random, (int)(random.NextFloat(1, 5) + random.NextFloat(1, 5)));
// Create a small number of less massive "captured" planets orbiting past the rosette
root.ExpandSolar(
ref random,
count: (int)(random.NextFloat(1, 3) * random.NextFloat(1, 2)),
massMulMin: .6f,
massMulMax: .8f,
distMulMin: 1.25f,
distMulMax: 1.75f,
jupiterJump: 1,
massFraction: .1f);
var averageChildMass = root.Children.Sum(p => p.Mass) / root.Children.Count;
foreach (var p in root.Children.Where(c => c.Mass > settings.GasGiantMass))
{
var m = p.Mass / averageChildMass;
// Give each child in the rosette its own mini solar system
p.ExpandSolar(
ref random,
count: (int)(random.NextFloat(1, 3 * m) + random.NextFloat(1, 3 * m)),
massMulMin: 0.75f,
massMulMax: 2.5f,
distMulMin: 1 + m * .25f,
distMulMax: 1.05f + m * .5f,
jupiterJump: random.NextFloat() * random.NextFloat() * 10 + 1,
massFraction: .5f
);
}
}
else
{
// Create a regular old boring solar system
root.ExpandSolar(
ref random,
count: random.NextInt(5, 15),
massMulMin: 0.75f,
massMulMax: 2.5f,
distMulMin: 1.1f,
distMulMax: 1.25f,
jupiterJump: random.NextFloat() * random.NextFloat() * 10 + 1,
massFraction: .25f
);
}
var alreadyExpanded = new List <GeneratorPlanet>();
var binaries = new List <GeneratorPlanet>();
for (int i = 0; i < settings.SatellitePasses; i++)
{
// Get all children that are above the satellite creation mass floor and not rosette members
var satelliteCandidates = rosette
? root.AllPlanets().Where(p =>
p != root &&
p.Parent != root &&
p.Mass > settings.SatelliteCreationMassFloor &&
!alreadyExpanded.Contains(p))
: root.AllPlanets().Where(p =>
p != root &&
p.Mass > settings.SatelliteCreationMassFloor &&
!alreadyExpanded.Contains(p));
foreach (var planet in satelliteCandidates)
{
// There's a chance of generating satellites for each qualified planet
if (random.NextFloat() < settings.SatelliteCreationProbability)
{
// Sometimes the satellite is so massive that it forms a binary system (like Earth!)
if (random.NextFloat() < settings.BinaryCreationProbability)
{
planet.ExpandRosette(ref random, 2);
binaries.AddRange(planet.Children);
}
// Otherwise, terrestrial planets get a couple satellites while gas giants get many
else
{
planet.ExpandSolar(
ref random,
count: planet.Mass < settings.GasGiantMass ? random.NextInt(1, 3) : random.NextInt(2, 6),
massMulMin: .75f,
massMulMax: 1.5f,
distMulMin: 1.05f,
distMulMax: 1.25f,
jupiterJump: 1,
massFraction: .15f); // Planetary satellites are not nearly as massive as planets themselves
}
alreadyExpanded.Add(planet);
}
}
}
// Get all children that are below the belt creation mass floor and not rosette members, also exclude binaries
var beltCandidates = rosette
? root.AllPlanets().Where(p => p != root && p.Parent != root && p.Mass < settings.BeltMassCeiling && !binaries.Contains(p) && p.Children.Count == 0)
: root.AllPlanets().Where(p => p != root && p.Mass < settings.BeltMassCeiling && !binaries.Contains(p) && p.Children.Count == 0);
foreach (var planet in beltCandidates.Reverse())
{
if (random.NextFloat() < settings.BeltProbability && !planet.Parent.Children.Any(p => p.Belt))
{
planet.Belt = true;
}
}
var totalMass = root.AllPlanets().Sum(p => p.Mass);
var rootMass = root.Mass;
foreach (var planet in root.AllPlanets())
{
planet.Mass = (planet.Mass / totalMass) * rootMass;
}
return(root.AllPlanets().ToArray());
}
public Circle(float2 center, float radius)
{
Center = center;
Radius = radius;
}
[MethodImpl((MethodImplOptions)0x100)] // agressive inline
public static float dot(float2 pt1, float2 pt2)
{
return(pt1.x * pt2.x + pt1.y * pt2.y);
}
[MethodImpl((MethodImplOptions)0x100)] // agressive inline
public static float2 saturate(float2 x)
{
return(clamp(x, new float2(0.0F), new float2(1.0F)));
}
[MethodImpl((MethodImplOptions)0x100)] // agressive inline
public static float2 min(float2 a, float2 b)
{
return(new float2(min(a.x, b.x), min(a.y, b.y)));
}
[MethodImpl((MethodImplOptions)0x100)] // agressive inline
public static float2 clamp(float2 x, float2 a, float2 b)
{
return(max(a, min(b, x)));
}
[MethodImpl((MethodImplOptions)0x100)] // agressive inline
public static float2 mad(float2 a, float2 b, float2 c)
{
return(a * b + c);
}
/// <summary>
/// Recursive splitting procedure
/// </summary>
/// <param name="parent">This is where root node goes</param>
/// <param name="depth"></param>
///
void SplitNode(KDNode parent)
{
// center of bounding box
KDBounds parentBounds = parent.bounds;
var parentBoundsSize = parentBounds.size;
// Find axis where bounds are largest
int splitAxis = 0;
float axisSize = parentBoundsSize.x;
if (axisSize < parentBoundsSize.y)
{
splitAxis = 1;
axisSize = parentBoundsSize.y;
}
// Our axis min-max bounds
float boundsStart = parentBounds.min[splitAxis];
float boundsEnd = parentBounds.max[splitAxis];
// Calculate the spliting coords
float splitPivot = CalculatePivot(parent.start, parent.end, boundsStart, boundsEnd, splitAxis);
parent.partitionAxis = splitAxis;
parent.partitionCoordinate = splitPivot;
// 'Spliting' array to two subarrays
int splittingIndex = Partition(parent.start, parent.end, splitPivot, splitAxis);
// Negative / Left node
float2 negMax = parentBounds.max;
negMax[splitAxis] = splitPivot;
KDNode negNode = GetKDNode();
negNode.bounds = parentBounds;
negNode.bounds.max = negMax;
negNode.start = parent.start;
negNode.end = splittingIndex;
parent.negativeChild = negNode;
// Positive / Right node
float2 posMin = parentBounds.min;
posMin[splitAxis] = splitPivot;
KDNode posNode = GetKDNode();
posNode.bounds = parentBounds;
posNode.bounds.min = posMin;
posNode.start = splittingIndex;
posNode.end = parent.end;
parent.positiveChild = posNode;
// check if we are actually splitting it anything
// this if check enables duplicate coordinates, but makes construction a bit slower
#if KDTREE_DUPLICATES
if (negNode.Count != 0 && posNode.Count != 0)
{
#endif
// Constraint function deciding if split should be continued
if (ContinueSplit(negNode))
{
SplitNode(negNode);
}
if (ContinueSplit(posNode))
{
SplitNode(posNode);
}
#if KDTREE_DUPLICATES
}
#endif
}
public static float2 atan(float2 value)
{
return(new float2(atan(value.x), atan(value.y)));
}
public static float2 atan2(float2 pt1, float2 pt2)
{
return(new float2(atan2(pt1.x, pt2.x), atan2(pt1.y, pt2.y)));
}
public float DistanceTo(float2 point) => length(point - Center) - Radius;
public static float2 cos(float2 a)
{
return(new float2(cos(a.x), cos(a.y)));
}
[MethodImpl((MethodImplOptions)0x100)] // agressive inline
public static float2 abs(float2 a)
{
return(max(-a, a));
}
[MethodImpl((MethodImplOptions)0x100)] // agressive inline
public static bool2 equal(float2 x, float2 y)
{
return(x == y);
}
