public void Add(int index, DynamicBuffer <VertexElement> points)
{
var s = points.Length;
var startEnd = _startEnds[_r.NextInt(_startEnds.Length)];
var scale = 1 - _scaleOffset + _r.NextFloat() * 2 * _scaleOffset;
var rot = _r.NextFloat(2 * math.PI);
for (int i = startEnd.x; i < startEnd.y; i++)
{
points.Add(Rotate(scale * _vertices[i], rot));
}
var min = new float2(float.MaxValue);
var max = new float2(float.MinValue);
for (var i = s; i < points.Length; i++)
{
min = math.min(points[i], min);
max = math.max(points[i], max);
}
var size = max - min;
var range = _size - size;
var offset = _r.NextFloat2(range);
for (var i = s; i < points.Length; i++)
{
points[i] += offset - min - _size / 2;
}
}
public void Convert(Entity entity, EntityManager eManager, GameObjectConversionSystem conversionSystem)
{
instance = this;
archetype = eManager.CreateArchetype(
typeof(Position2D),
typeof(Rotation2D),
typeof(Scale),
//required params
typeof(SpriteIndex),
typeof(SpriteSheetAnimation),
typeof(SpriteSheetMaterial),
typeof(SpriteSheetColor),
typeof(SpriteMatrix),
typeof(BufferHook)
);
NativeArray <Entity> entities = new NativeArray <Entity>(spriteCount, Allocator.Temp);
eManager.CreateEntity(archetype, entities);
//only needed for first tiem material baking
KeyValuePair <Material, float4[]> atlasData = SpriteSheetCache.BakeSprites(sprites, "emoji");
SpriteSheetMaterial material = new SpriteSheetMaterial {
material = atlasData.Key
};
DynamicBufferManager.manager = eManager;
DynamicBufferManager.GenerateBuffers(material, entities.Length);
DynamicBufferManager.BakeUvBuffer(material, atlasData);
Rect area = GetSpawnArea();
Random rand = new Random((uint)UnityEngine.Random.Range(0, int.MaxValue));
int cellCount = atlasData.Value.Length;
for (int i = 0; i < entities.Length; i++)
{
Entity e = entities[i];
eManager.SetComponentData(e, new SpriteIndex {
Value = rand.NextInt(0, cellCount)
});
eManager.SetComponentData(e, new Scale {
Value = 10
});
eManager.SetComponentData(e, new Position2D {
Value = rand.NextFloat2(area.min, area.max)
});
eManager.SetComponentData(e, new SpriteSheetAnimation {
maxSprites = cellCount, play = true, repetition = SpriteSheetAnimation.RepetitionType.Loop, samples = 10
});
var color = UnityEngine.Random.ColorHSV(.15f, .75f);
SpriteSheetColor col = new SpriteSheetColor {
color = new float4(color.r, color.g, color.b, color.a)
};
eManager.SetComponentData(e, col);
eManager.SetComponentData(e, new BufferHook {
bufferID = i, bufferEnityID = DynamicBufferManager.GetEntityBufferID(material)
});
eManager.SetSharedComponentData(e, material);
}
}
// Map generation with Worley noise
private Map WorleyInitMap(Map map)
{
if (map.rows <= 0 || map.cols <= 0)
{
throw new Exception("Map size < 0");
}
// rows and cols should be odd numbers
map.rows = (map.rows % 2) == 0 ? map.rows + 1 : map.rows;
map.cols = (map.cols % 2) == 0 ? map.cols + 1 : map.cols;
map.mapArray = new int[map.rows * map.cols];
var rnd = new Unity.Mathematics.Random((uint)Guid.NewGuid().GetHashCode());
float2 start = new float2(rnd.NextFloat2());
for (int i = 0; i < map.rows; i++)
{
for (int j = 0; j < map.cols; j++)
{
float value = noise.cellular(start + new float2(i, j)).y;
//Debug.LogFormat("noise[{0}][{1}] = {2}", i, j, value);
map.mapArray[i * map.cols + j] = value > 0.77 ? 1 : 0;
}
}
FillOutsideWall(map.mapArray, map.rows, map.cols);
GeneratePlayerSpawnPoint(map.mapArray, map.rows, map.cols);
return(map);
}
private void Spawn()
{
var instance = _entityManager.Instantiate(_entity);
var random = new Random((uint)UnityEngine.Random.Range(1, 100000));
var position = (float3)transform.position;
var randomPoint = random.NextFloat2(new float2(-11f, -14f), new float2(11f, 14f));
_entityManager.SetComponentData(instance, new Translation {
Value = position
});
_entityManager.SetComponentData(instance, new Rotation {
Value = quaternion.identity
});
_entityManager.SetComponentData(instance, new Destination {
Value = new float3(randomPoint.x, 0, randomPoint.y)
});
_entityManager.SetComponentData(instance, new MoveSpeed {
Value = moveSpeed
});
_entityManager.SetComponentData(instance, new RotationSpeed {
Value = rotationSpeed
});
}
void Insert()
{
var p = Prefabs[_r.NextInt(Prefabs.Length)];
var scale = 1 - ScaleOffset + _r.NextFloat() * 2 * ScaleOffset;
var rot = _r.NextFloat(2 * math.PI);
_points.Clear();
foreach (var f in p.Vertices)
{
_points.Add(DemoMath.Rotate(scale * f, rot));
}
var min = new float2(float.MaxValue);
var max = new float2(float.MinValue);
for (var i = 0; i < _points.Count; i++)
{
min = math.min(_points[i], min);
max = math.max(_points[i], max);
}
var size = max - min;
var range = (float2)Plane.Size - size;
var offset = _r.NextFloat2(range);
for (var i = 0; i < _points.Count; i++)
{
_points[i] += (Vector2)(offset - min - (float2)Plane.Size / 2);
}
_ids.Add(Plane.InsertObstacle(_points));
}
void SetManualTrees(int nTrees)
{
// int nTrees = 2000000;
Unity.Mathematics.Random random = new Unity.Mathematics.Random(1);
for (int i = 0; i < treeManualPrefabs.Length; i++)
{
List <float3> treeInstances = new List <float3>();
for (int j = 0; j < nTrees; j++)
{
float2 pos = random.NextFloat2();
float treeBiome = NoiseExtensions.SNoise(pos, 1f, 2f, 0.5f, 1, 5f, new float2(10000, 0));
if (treeBiome < 0.8f)
{
float height = terrain.SampleHeight(new float3((pos.x - 0.5f) * size, 0f, (pos.y - 0.5f) * size));
if (height > 337f)
{
treeInstances.Add(
new float3(
(pos.x - 0.5f) * size,
height,
(pos.y - 0.5f) * size
)
);
}
}
}
BillboardsManager.active.UpdatePositions(treeManualPrefabs[i], treeInstances.ToArray());
}
}
void Insert()
{
var obstacle = ObstaclePrefabs[_r.NextInt(ObstaclePrefabs.Length)];
var scale = ObstacleMinScale + _r.NextFloat() * ObstacleScaleRange;
var rot = _r.NextFloat(2 * math.PI);
var vertices = obstacle.Vertices.Select(f => DemoMath.Rotate(scale * f, rot)).ToList();
var min = new float2(float.MaxValue);
var max = new float2(float.MinValue);
for (var i = 0; i < vertices.Count; i++)
{
min = math.min(vertices[i], min);
max = math.max(vertices[i], max);
}
var size = max - min;
var range = _size - new float2(0, 2 * SpawnRectHeight) - size;
var offset = _r.NextFloat2(range) + new float2(0, SpawnRectHeight) - _size / 2;
for (var i = 0; i < vertices.Count; i++)
{
vertices[i] += (Vector2)(offset - min);
}
Plane.InsertObstacle(vertices);
}
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);
}
public unsafe void GenerateBezier()
{
var points = new List <Vector2>(100);
var seed = (uint)1;
var random = new Unity.Mathematics.Random(seed);
for (int i = 0; i < 100; i++)
{
points.Add(random.NextFloat2());
}
var original = new OPCurves.CurveBuilder(DistanceBetweenPoints, CurveSplitError);
for (int i = 0; i < points.Count; i++)
{
original.AddPoint(points[i]);
}
var tanL = original.GetLeftTangent(original._pts.Count);
var tanR = original.GetRightTangent(original._first);
var optimizedPts = new List <Vector2>();
for (int i = 0; i < original._pts.Count; i++)
{
optimizedPts.Add(original._pts[i]);
}
var optimizedU = new List <float>();
for (int i = 0; i < original._u.Count; i++)
{
optimizedU.Add(original._u[i]);
}
CubicBezier originalBezier;
using (original._pts.ViewAsNativeArray(out var pts))
using (original._u.ViewAsNativeArray(out var u))
OptimizedHelpers.GenerateBezierStandard(0, original._pts.Count, tanL, tanR, (Vector2 *)pts.GetUnsafePtr(), (float *)u.GetUnsafePtr(), out originalBezier);
CubicBezier optimizedBezier;
using (optimizedPts.ViewAsNativeArray(out var pts))
using (optimizedU.ViewAsNativeArray(out var u))
OptimizedHelpers.GenerateBezierV256V1(0, original._pts.Count, tanL, tanR, (Vector2 *)pts.GetUnsafePtr(), (float *)u.GetUnsafePtr(), out optimizedBezier);
for (int i = 0; i < original._pts.Count; i++)
{
Assert.IsTrue(math.all(aprox(original._pts[i], optimizedPts[i])));
}
for (int i = 0; i < original._u.Count; i++)
{
Assert.IsTrue(aprox(original._u[i], optimizedU[i]));
}
Assert.IsTrue(Equals(originalBezier, optimizedBezier));
}
protected override void OnUpdate()
{
EntityQueryBuilder queryBuilder = Entities.WithAll(typeof(MoveComponent), typeof(EnemyComponent));
queryBuilder.ForEach((ref MoveComponent moveComponent, ref EnemyComponent enemyComponent) => {
moveComponent.dragDir = rand.NextFloat2(1) - 0.5f;
});
}
public void Convert(Entity entity, EntityManager eManager, GameObjectConversionSystem conversionSystem)
{
EntityArchetype archetype = eManager.CreateArchetype(
typeof(Position2D),
typeof(Rotation2D),
typeof(Scale),
//required params
typeof(SpriteIndex),
typeof(SpriteSheetAnimation),
typeof(SpriteSheetMaterial),
typeof(SpriteSheetColor),
typeof(SpriteMatrix),
typeof(BufferHook)
);
NativeArray <Entity> entities = new NativeArray <Entity>(spriteCount, Allocator.Temp);
eManager.CreateEntity(archetype, entities);
//only needed for the first time to bake the material and create the uv map
SpriteSheetManager.RecordSpriteSheet(sprites, spriteSheetName, entities.Length);
Rect area = GetSpawnArea();
Random rand = new Random((uint)UnityEngine.Random.Range(0, int.MaxValue));
int cellCount = SpriteSheetCache.GetLength(spriteSheetName);
SpriteSheetMaterial material = new SpriteSheetMaterial {
material = SpriteSheetCache.GetMaterial(spriteSheetName)
};
for (int i = 0; i < entities.Length; i++)
{
Entity e = entities[i];
eManager.SetComponentData(e, new SpriteIndex {
Value = rand.NextInt(0, cellCount)
});
eManager.SetComponentData(e, new Scale {
Value = 10
});
eManager.SetComponentData(e, new Position2D {
Value = rand.NextFloat2(area.min, area.max)
});
eManager.SetComponentData(e, new SpriteSheetAnimation {
frameCount = cellCount, playMode = PlayMode.Loop, framesPerSecond = 10
});
var color = UnityEngine.Random.ColorHSV(.15f, .75f);
SpriteSheetColor col = new SpriteSheetColor {
color = new float4(color.r, color.g, color.b, color.a)
};
eManager.SetComponentData(e, col);
eManager.SetComponentData(e, new BufferHook {
bufferID = i, bufferEntityID = DynamicBufferManager.GetEntityBufferID(material)
});
eManager.SetSharedComponentData(e, material);
}
}
public float2 NextFloat2()
{
float2 s;
do
{
s = _uniform.NextFloat2();
}while (s.x <= epsilon);//happens rarely but 0 breaks log
return(sqrt(-2.0f * log(s.x)) * new float2(cos(tau * s.y), sin(tau * s.y)));
}
public void ComputeAreaOfTriangle_IgnoresTranslations(float area, Vector2[] triangle)
{
var translation = m_Rand.NextFloat2();
for (var i = 0; i < 3; i++)
{
triangle[i] = (Vector2)translation + triangle[i];
}
Assert.AreApproximatelyEqual(area,
ObjectPlacementUtilities.ComputeAreaOfTriangle(triangle[0], triangle[1], triangle[2]));
}
////
Boid spawn(ref Unity.Mathematics.Random rand, float2 SpawnRect)
{
return(new Boid {
pos = rand.NextFloat2() * SpawnRect,
vel = rand.NextFloat2Direction() * rand.NextFloat() * 0.2f * SpeedTarget,
forward = float2(0, 1),
//size = (rand.NextFloat() + 0.8f) * BoidSize,
size = BoidSize,
color = BoidColors.Evaluate(rand.NextFloat()),
});
}
private void UpdateData()
{
float4x4 localToWorldMatrix = transform.localToWorldMatrix;
float4x4 normalizedLocalToWorld = float4x4(float4(transform.right * localScale.x, 0), float4(transform.up * localScale.y, 0), float4(transform.forward * localScale.z, 0), float4(transform.position, 1));
allMatrices.Clear();
for (int x = 0; x < countPerFrame.x; ++x)
{
for (int y = 0; y < countPerFrame.y; ++y)
{
for (int z = 0; z < countPerFrame.z; ++z)
{
float3 uv = (float3(x, y, z) + 0.5f) / float3(countPerFrame);
float3 localPos = lerp(-0.5f, 0.5f, uv);
allMatrices.Add(float4x4(normalizedLocalToWorld.c0, normalizedLocalToWorld.c1, normalizedLocalToWorld.c2, mul(localToWorldMatrix, float4(localPos, 1))));
}
}
}
Random r = new Random(RandomSeed);
if (allMatrices.Length > tileOffsets.Length)
{
for (int i = tileOffsets.Length; i < allMatrices.Length; ++i)
{
float tile = (r.NextFloat() * (uvTileRandomRange.y - uvTileRandomRange.x)) + uvTileRandomRange.x;
tileOffsets.Add(float4(tile, tile, r.NextFloat2() * (uvOffsetRandomRange.y - uvOffsetRandomRange.x) + uvOffsetRandomRange.x));
}
}
else if (allMatrices.Length < tileOffsets.Length)
{
tileOffsets.RemoveLast(tileOffsets.Length - allMatrices.Length);
}
NativeArray <PerObjectDatas> datas = new NativeArray <PerObjectDatas>(tileOffsets.Length, Allocator.Temp, NativeArrayOptions.UninitializedMemory);
PerObjectDatas *ptr = datas.Ptr();
for (int i = 0; i < tileOffsets.Length; ++i)
{
ptr[i] = new PerObjectDatas
{
localToWorldMatrix = allMatrices[i],
uvTileOffset = tileOffsets[i]
};
}
if (datas.Length > instanceBuffer.count)
{
instanceBuffer.Dispose();
instanceBuffer = new ComputeBuffer(datas.Length, sizeof(PerObjectDatas));
}
instanceBuffer.SetData(datas);
datas.Dispose();
}
public void Execute(
[ReadOnly] ref Translation translation,
ref Destination destination)
{
var distance = math.distance(translation.Value, destination.Value);
if (distance <= 1)
{
var randomPoint = Random.NextFloat2(new float2(-11f, -14f), new float2(11f, 14f));
destination.Value = new float3(randomPoint.x, 0, randomPoint.y);
}
}
private float2 GetPointInSpawnZone()
{
float2 rngPoint;
var reps = 0;
do
{
rngPoint = rNg.NextFloat2(bounds.Ul, bounds.Lr);
reps++;
} while (IsPointNearCamera(rngPoint) && reps < 5);
return(rngPoint);
}
void SetBuildInTrees(int nTrees)
{
// Tree prototypes
TreePrototype[] treePrototypes = new TreePrototype[treeBuildInPrefabs.Length];
for (int i = 0; i < treePrototypes.Length; i++)
{
treePrototypes[i] = new TreePrototype()
{
prefab = treeBuildInPrefabs[i],
bendFactor = 0.1f
};
}
terrainData.treePrototypes = treePrototypes;
// Tree instances
List <TreeInstance> treeInstances = new List <TreeInstance>();
Unity.Mathematics.Random random = new Unity.Mathematics.Random(1);
for (int i = 0; i < treeBuildInPrefabs.Length; i++)
{
for (int j = 0; j < nTrees; j++)
{
float2 pos = random.NextFloat2();
float treeBiome = NoiseExtensions.SNoise(pos, 1f, 2f, 0.5f, 1, 5f, new float2(10000, 0));
if (treeBiome < 0.8f)
{
float height = terrain.SampleHeight(new float3((pos.x - 0.5f) * size, 0f, (pos.y - 0.5f) * size));
if (height > 337f)
{
treeInstances.Add(
new TreeInstance()
{
color = Color.white,
heightScale = 1f,
lightmapColor = Color.white,
position = new float3(pos.x, height / maxHeight, pos.y),
prototypeIndex = i,
widthScale = 1f
}
);
}
}
}
}
terrainData.treeInstances = treeInstances.ToArray();
terrain.treeDistance = size;
}
// Start is called before the first frame update
void Start()
{
Points = new List <Vector2>(PointCount);
//Seed = (uint)Mathf.Max(1, System.DateTime.Now.Millisecond);
var random = new Unity.Mathematics.Random(Seed);
for (int i = 0; i < PointCount; i++)
{
Points.Add(random.NextFloat2());
}
//for (int i = 0; i < PointCount; i++)
//{
// Points.Add(new Vector2(i / 100.0f, Mathf.Sin(i / 10.0f)));
//}
{
var s = new BMCurves.CurveBuilder(DistanceBetweenPoints, CurveSplitError);
for (int i = 0; i < Points.Count; i++)
{
s.AddPoint(Points[i]);
}
var curves = s.Curves;
BurningMimeCurves.positionCount = curves.Count * 4;
for (int i = 0; i < curves.Count; i++)
{
BurningMimeCurves.SetPosition(i * 4 + 0, curves[i].p0 * 25.0f);
BurningMimeCurves.SetPosition(i * 4 + 1, curves[i].p1 * 25.0f);
BurningMimeCurves.SetPosition(i * 4 + 2, curves[i].p2 * 25.0f);
BurningMimeCurves.SetPosition(i * 4 + 3, curves[i].p3 * 25.0f);
}
}
{
var s = new OPCurves.CurveBuilder(DistanceBetweenPoints, CurveSplitError);
for (int i = 0; i < Points.Count; i++)
{
s.AddPoint(Points[i]);
}
var curves = s.Curves;
OptimizedCurves.positionCount = curves.Count * 4;
for (int i = 0; i < curves.Count; i++)
{
OptimizedCurves.SetPosition(i * 4 + 0, curves[i].p0 * 25.0f);
OptimizedCurves.SetPosition(i * 4 + 1, curves[i].p1 * 25.0f);
OptimizedCurves.SetPosition(i * 4 + 2, curves[i].p2 * 25.0f);
OptimizedCurves.SetPosition(i * 4 + 3, curves[i].p3 * 25.0f);
}
}
}
//randomly place a couple of autorophs
void TestAutotrophs()
{
var settings = GameObjectConversionSettings.FromWorld(World.DefaultGameObjectInjectionWorld, null);
var entityManager = World.DefaultGameObjectInjectionWorld.EntityManager;
uint seed = 15;
Random random = new Random(seed);
for (int i = 0; i < 9; i++)
{
var instance = entityManager.CreateEntity();
var pos = random.NextFloat2();
entityManager.AddComponentData(instance, new PosXY()
{
Value = pos
});
entityManager.AddComponentData(instance, new FoodEnergy {
Value = 0
});
entityManager.AddComponentData(instance, new GrowSpeed {
Value = 0.5f
});
var rect = new float4();
rect[0] = (math.floor(pos.x * size.x)) / size.x;
rect[2] = rect[0] + 1.0f / size.x;
rect[1] = (math.floor(pos.y * size.y)) / size.y;
rect[3] = rect[1] + 1.0f / size.y;
entityManager.AddSharedComponentData(instance, new Cell {
rect = rect
});
/*
* entityManager.AddChunkComponentData<CellEnergyChunk>(instance);
* var entityChunk = entityManager.GetChunk(instance);
* entityManager.SetChunkComponentData<CellEnergyChunk>(entityChunk,
* new CellEnergyChunk(){Value = 0f});
*/
}
EntityQueryDesc ChunksWithoutCellEnergyChunkDesc = new EntityQueryDesc()
{
None = new ComponentType[] { ComponentType.ChunkComponent <CellEnergyChunk>() }
};
var ChunksWithoutCellEnergyChunk = entityManager.CreateEntityQuery(ChunksWithoutCellEnergyChunkDesc);
entityManager.AddChunkComponentData <CellEnergyChunk>(ChunksWithoutCellEnergyChunk,
new CellEnergyChunk()
{
Value = 0F
});
}
public override void UpdateSettings()
{
if (!enabled)
{
return;
}
Random r = new Random(RandomSeed);
for (int i = 0; i < tileOffsets.Length; ++i)
{
float tile = (r.NextFloat() * (uvTileRandomRange.y - uvTileRandomRange.x)) + uvTileRandomRange.x;
tileOffsets[i] = (float4(tile, tile, r.NextFloat2() * (uvOffsetRandomRange.y - uvOffsetRandomRange.x) + uvOffsetRandomRange.x));
}
matIndex = r.NextUInt();
}
public void Execute(int index)
{
if (randomInit)
{
random = new Unity.Mathematics.Random((uint)threadIndex);
randomInit = false;
}
Entity e = ecb.CreateEntity(index, archetype);
float2 pos = random.NextFloat2(posMin, posMax);
ecb.SetComponent <Position>(index, e, new Position {
pos = pos
});
}
private void VoronoiGeneration(TerrainData _data)
{
float maxX = _data.size.x;
float maxY = _data.size.y;
Unity.Mathematics.Random rand = new Unity.Mathematics.Random(SEED_VALUE);
float2[] centroids = new float2[m_centroidAmount];
for (int i = 0; i < m_centroidAmount; ++i)
{
centroids[i] = rand.NextFloat2(new float2(maxX, maxY));
Debug.Log(centroids[i]);
}
// Foreach unit of space, get closest centroid.
}
private NativeArray <float3> GeneratePointsInCircle(int count, float3 center, float radius)
{
var points = new NativeArray <float3>(count, Allocator.Temp);
var seed = (uint)math.abs(math.ceil(center.x + center.y)) + 10;
var random = new Random(seed);
for (int i = 0; i < count; i++)
{
var point = 2f * random.NextFloat2() - 1f;
point *= radius;
point += new float2(center.x, center.y);
points[i] = new float3(point.x, point.y, 0);
}
return(points);
}
public void PostConstruct()
{
_biomeDefs = BiomeDefs.BiomeDefData;
_terrainCurvesSampled = BiomeDefs.TerrainCurvesSampled;
_lodes = BiomeDefs.Lodes;
_lodeThresholds = BiomeDefs.LodeThresholds;
//generate octave offsets
var random = new Random();
random.InitState(928349238); // TODO fill with seed
_offsets = new NativeArray <float2>(GeometryConsts.MAX_OCTAVES, Allocator.Persistent);
_offsets[0] = 0;
for (var i = 1; i < GeometryConsts.MAX_OCTAVES; i++)
{
_offsets[i] = random.NextFloat2(-1f, 1f);
}
}
[Explicit("Test for specific fail case which I don't want to deal with atm, so keeping it around here, but will have fix for it at some point?")] // TODO: Make this pass
public void FailingAddTrianglePoints()
{
//var randomSeed = (uint)Mathf.Max(1, System.DateTime.Now.Millisecond);
var randomSeed = (uint)886;
try
{
using var d = new Unity.Profiling.ProfilerMarker("AddTrianglePoints").Auto();
var points = new List <Vector2>();
var randomPoints = new Unity.Mathematics.Random(randomSeed);
for (int i = 0; i < 500; i++)
{
points.Add(randomPoints.NextFloat2());
}
var desiredSpline = new BMCurves.CurveBuilder(DistanceBetweenPoints, CurveSplitError);
var optimizedSpline = new OPCurves.CurveBuilder(DistanceBetweenPoints, CurveSplitError);
for (int i = 0; i < points.Count; i++)
{
var desiredRes = desiredSpline.AddPoint(points[i]);
var optimizedRes = optimizedSpline.AddPoint(points[i]);
Assert.IsTrue(desiredRes.FirstChangedIndex == optimizedRes.FirstChangedIndex);
}
for (int i = 0; i < desiredSpline.Curves.Count; i++)
{
try
{
Assert.IsTrue(Equals(desiredSpline.Curves[i], optimizedSpline.Curves[i]));
}
catch (Exception e)
{
throw e;
}
}
}
catch (Exception e)
{
Debug.LogError($"Seed: {randomSeed}");
throw e;
}
}
void PlotRingPoints(float yAngle, int yIndex)
{
float ringRadius = radius * math.sin(yAngle);
float xIncrement = (pointDistance / ringRadius) / math.PI;
int pointCount = (int)(math.PI * 2 / xIncrement);
worldOffset[yIndex] = new float3[pointCount];
radianOffset[yIndex] = new float2[pointCount];
for (int i = 0; i < pointCount; i++)
{
float xAngle = AngleInRadians(xIncrement, i);
float2 offset = new float2(xAngle, yAngle);
offset += random.NextFloat2(0, jitter);
radianOffset[yIndex][i] = offset;
float3 position = PositionOnSphere(offset);
worldOffset[yIndex][i] = position;
}
}
public void RepeatableSingleLargeTest()
{
var points = new List <Vector2>(PointCount);
var seed = (uint)1;
var random = new Unity.Mathematics.Random(seed);
for (int i = 0; i < PointCount; i++)
{
points.Add(random.NextFloat2());
}
using var total = OPTotal.Auto();
var s = new OPCurves.CurveBuilder(DistanceBetweenPoints, CurveSplitError);
using var addPoints = OPAddPoints.Auto();
for (int i = 0; i < points.Count; i++)
{
s.AddPoint(points[i]);
}
}
public static Entity SpawnEntity(EntityCommandBuffer eManager, string materialName)
{
var e = eManager.CreateEntity(instance.archetype);
//only needed for first tiem material baking
Material material = SpriteSheetCache.materialNameMaterial[materialName];
int bufferID = DynamicBufferManager.AddDynamicBuffers(DynamicBufferManager.GetEntityBuffer(material), material);
Entity uvBuffer = DynamicBufferManager.GetEntityBuffer(material);
int maxSprites = DynamicBufferManager.manager.GetBuffer <UvBuffer>(uvBuffer).Length;
Rect area = instance.GetSpawnArea();
Random rand = new Random((uint)UnityEngine.Random.Range(0, int.MaxValue));
eManager.SetComponent(e, new SpriteIndex {
Value = 0
});
eManager.SetComponent(e, new Scale {
Value = 20
});
eManager.SetComponent(e, new Position2D {
Value = rand.NextFloat2(area.min, area.max)
});
eManager.SetComponent(e, new SpriteSheetAnimation {
maxSprites = maxSprites, play = true, repetition = SpriteSheetAnimation.RepetitionType.Loop, samples = 10
});
var color = UnityEngine.Random.ColorHSV(.15f, .75f);
SpriteSheetColor col = new SpriteSheetColor {
color = new float4(color.r, color.g, color.b, color.a)
};
eManager.SetComponent(e, col);
var spriteSheetMaterial = new SpriteSheetMaterial {
material = material
};
eManager.SetComponent(e, new BufferHook {
bufferID = bufferID, bufferEnityID = DynamicBufferManager.GetEntityBufferID(spriteSheetMaterial)
});
eManager.SetSharedComponent(e, spriteSheetMaterial);
return(e);
}
void Update()
{
ClearBuffer(inputBuffer);
if (random.NextInt(1000) < 100)
{
var impulse = random.NextFloat2();
inputBuffer[(int)(impulse.y * MESH_RANGE) * MESH_RANGE + (int)(impulse.x * MESH_RANGE)] = 1f;
}
var prevBuf = activeBuffer == 0 ? waveBuffer0 : waveBuffer1;
var curBuf = activeBuffer == 0 ? waveBuffer1 : waveBuffer0;
UnityEngine.Profiling.Profiler.BeginSample("DoWave");
DoWave(inputBuffer, prevBuf, curBuf);
UnityEngine.Profiling.Profiler.EndSample();
ApplyWave(m_Mesh, m_Vertices, curBuf);
activeBuffer = 1 - activeBuffer;
}
