Esempio n. 1
0
        public static void ScanAll(Vector2d position, long radius, Func <LSAgent, bool> agentConditional, Func <byte, bool> bucketConditional, FastList <LSAgent> output)
        {
            //If radius is too big and we scan too many tiles, performance will be bad
            const long circleCastRadius = FixedMath.One * 16;

            output.FastClear();

            if (radius >= circleCastRadius)
            {
                bufferBodies.FastClear();
                PhysicsTool.CircleCast(position, radius, bufferBodies);
                for (int i = 0; i < bufferBodies.Count; i++)
                {
                    var body  = bufferBodies [i];
                    var agent = body.Agent;
                    //we have to check agent's controller since we did not filter it through buckets
                    if (agent.IsNotNull() && bucketConditional(agent.Controller.ControllerID))
                    {
                        if (agentConditional(agent))
                        {
                            output.Add(agent);
                        }
                    }
                }
                return;
            }

            int xMin = ((position.x - radius - GridManager.OffsetX) / (long)GridManager.ScanResolution).ToInt();
            int xMax = ((position.x + radius - GridManager.OffsetX) / (long)GridManager.ScanResolution).CeilToInt();
            int yMin = ((position.y - radius - GridManager.OffsetY) / (long)GridManager.ScanResolution).ToInt();
            int yMax = ((position.y + radius - GridManager.OffsetY) / (long)GridManager.ScanResolution).CeilToInt();

            long fastRadius = radius * radius;

            for (int x = xMin; x <= xMax; x++)
            {
                for (int y = yMin; y <= yMax; y++)
                {
                    ScanNode tempNode = GridManager.GetScanNode(
                        x,
                        y);

                    if (tempNode.IsNotNull())
                    {
                        if (tempNode.AgentCount > 0)
                        {
                            bufferBuckets.FastClear();
                            tempNode.GetBucketsWithAllegiance(bucketConditional, bufferBuckets);
                            for (int i = 0; i < bufferBuckets.Count; i++)
                            {
                                FastBucket <LSInfluencer> tempBucket = bufferBuckets[i];
                                BitArray arrayAllocation             = tempBucket.arrayAllocation;
                                for (int j = 0; j < tempBucket.PeakCount; j++)
                                {
                                    if (arrayAllocation.Get(j))
                                    {
                                        LSAgent tempAgent = tempBucket[j].Agent;

                                        long distance = (tempAgent.Body.Position - position).FastMagnitude();
                                        if (distance < fastRadius)
                                        {
                                            if (agentConditional(tempAgent))
                                            {
                                                output.Add(tempAgent);
                                            }
                                        }
                                        else
                                        {
                                        }
                                    }
                                }
                            }
                        }
                    }
                }
            }
        }