public void ClientRead(ServerNetObject type, IReadMessage msg, float sendingTime)
{
bool isGlobalUpdate = msg.ReadBoolean();
if (isGlobalUpdate)
{
foreach (LevelWall levelWall in ExtraWalls)
{
if (levelWall.Body.BodyType == BodyType.Static)
{
continue;
}
Vector2 bodyPos = new Vector2(
msg.ReadSingle(),
msg.ReadSingle());
levelWall.MoveState = msg.ReadRangedSingle(0.0f, MathHelper.TwoPi, 16);
DestructibleLevelWall destructibleWall = levelWall as DestructibleLevelWall;
if (Vector2.DistanceSquared(bodyPos, levelWall.Body.Position) > 0.5f && (destructibleWall == null || !destructibleWall.Destroyed))
{
levelWall.Body.SetTransformIgnoreContacts(ref bodyPos, levelWall.Body.Rotation);
}
}
}
else
{
int index = msg.ReadUInt16();
byte damageByte = msg.ReadByte();
if (index < ExtraWalls.Count && ExtraWalls[index] is DestructibleLevelWall destructibleWall)
{
destructibleWall.SetDamage(destructibleWall.MaxHealth * damageByte / 255.0f);
}
}
}
private void CreateFragments()
{
#if CLIENT
SoundPlayer.PlaySound("icebreak", WorldPosition);
#endif
//generate initial triangles (one triangle from each edge to the center of the cell)
List <List <Vector2> > triangles = new List <List <Vector2> >();
foreach (var cell in Cells)
{
foreach (GraphEdge edge in cell.Edges)
{
List <Vector2> triangleVerts = new List <Vector2>
{
edge.Point1 + cell.Translation,
edge.Point2 + cell.Translation,
cell.Center
};
triangles.Add(triangleVerts);
}
}
//split triangles that have edges more than 1000 units long
Pair <int, int> longestEdge = new Pair <int, int>(-1, -1);
float longestEdgeLength = 0.0f;
do
{
longestEdge.First = -1;
longestEdge.Second = -1;
longestEdgeLength = 0.0f;
for (int i = 0; i < triangles.Count; i++)
{
for (int edge = 0; edge < 3; edge++)
{
float edgeLength = Vector2.Distance(triangles[i][edge], triangles[i][(edge + 1) % 3]);
if (edgeLength > longestEdgeLength)
{
longestEdge.First = i;
longestEdge.Second = edge;
longestEdgeLength = edgeLength;
}
}
}
if (longestEdgeLength < 1000.0f)
{
break;
}
Vector2 p0 = triangles[longestEdge.First][longestEdge.Second];
Vector2 p1 = triangles[longestEdge.First][(longestEdge.Second + 1) % 3];
Vector2 p2 = triangles[longestEdge.First][(longestEdge.Second + 2) % 3];
triangles[longestEdge.First] = new List <Vector2> {
p0, (p0 + p1) / 2, p2
};
triangles.Add(new List <Vector2> {
(p0 + p1) / 2, p1, p2
});
} while (triangles.Count < 32);
//generate fragments
foreach (var triangle in triangles)
{
Vector2 triangleCenter = (triangle[0] + triangle[1] + triangle[2]) / 3;
triangle[0] -= triangleCenter;
triangle[1] -= triangleCenter;
triangle[2] -= triangleCenter;
Vector2 simTriangleCenter = ConvertUnits.ToSimUnits(triangleCenter);
DestructibleLevelWall fragment = new DestructibleLevelWall(triangle, Color.White, Level.Loaded, giftWrap: true);
fragment.Damage = fragment.MaxHealth;
fragment.Body.Position = simTriangleCenter;
fragment.Body.BodyType = BodyType.Dynamic;
fragment.Body.FixedRotation = false;
fragment.Body.LinearDamping = Rand.Range(0.2f, 0.3f);
fragment.Body.AngularDamping = Rand.Range(0.1f, 0.2f);
fragment.Body.GravityScale = 0.1f;
fragment.Body.Mass *= 10.0f;
fragment.Body.CollisionCategories = Physics.CollisionNone;
fragment.Body.CollidesWith = Physics.CollisionWall;
fragment.FadeOutDuration = 20.0f;
Vector2 bodyDiff = simTriangleCenter - Body.Position;
fragment.Body.LinearVelocity = (bodyDiff + Rand.Vector(0.5f)).ClampLength(15.0f);
fragment.Body.AngularVelocity = Rand.Range(-0.5f, 0.5f);// MathHelper.Clamp(-bodyDiff.X * 0.1f, -0.5f, 0.5f);
Level.Loaded.UnsyncedExtraWalls.Add(fragment);
#if CLIENT
for (int i = 0; i < 20; i++)
{
int startEdgeIndex = Rand.Int(3);
Vector2 pos1 = triangle[startEdgeIndex];
Vector2 pos2 = triangle[(startEdgeIndex + 1) % 3];
var particle = GameMain.ParticleManager.CreateParticle("iceshards",
triangleCenter + Vector2.Lerp(pos1, pos2, Rand.Range(0.0f, 1.0f)),
Rand.Vector(Rand.Range(50.0f, 1000.0f)) + fragment.Body.LinearVelocity * 100.0f);
if (particle != null)
{
particle.Size *= Rand.Range(1.0f, 5.0f);
}
}
#endif
}
}
