private void SetProjectileVerticesOnHash(DynamicPosition2 projectileState)
{
Debug.Assert(mVertexHash.Count == 0);
const float projectileScale = 1f / 30f;
const float forwardProportion = 0.12f;
const float lateralScale = 0.125f;
Vector2 position = projectileState.Position;
Vector2 direction = projectileScale * projectileState.Velocity;
Vector2 lateral = lateralScale * (new Vector2(-direction.Y, direction.X));
mVertexHash.Add(position + forwardProportion * direction);
mVertexHash.Add(position + lateral);
mVertexHash.Add(position + (forwardProportion - 1f) * direction);
mVertexHash.Add(position - lateral);
}
private SimulationState GetPrimedState(Option option)
{
SimulationState simState = new SimulationState(2);
//Add the state resulting from this option, and a mock shot to track hits
simState.AddVehicle(mControlledID, option.ResultingState);
simState.SetProjectileCount(mControlledID, 1);
DynamicPosition2 mockProjectile = SimulationProcessor.CreateProjectileState(option.ResultingState.DynamicTransform, mSimData.GetVehiclePrototype(mControlledID).Guns, 0, mDeltaTime);
simState.GetProjectiles(mControlledID).Add(mockProjectile);
//Add the existing enemy projectiles, if they have any hope to hit
simState.SetProjectileCount(mTargetID, mEnemyProjectiles.Count);
simState.GetProjectiles(mTargetID).AddRange(mEnemyProjectiles);
VehicleState targetRandomState = GetRandomNextState(mTargetRootState, mSimData.GetVehiclePrototype(mTargetID), mRandom, mDeltaTime);
simState.AddVehicle(mTargetID, targetRandomState);
return(simState);
}
public void ResetAndSetup(SimulationState currentSimState)
{
mTargetRootState = currentSimState.GetVehicle(mTargetID);
mEnemyProjectiles.Clear();
VehiclePrototype controlledPrototype = mSimData.GetVehiclePrototype(mControlledID);
VehicleState controlledState = currentSimState.GetVehicle(mControlledID);
var projectiles = currentSimState.GetProjectiles(mTargetID);
//Cache the projectile states for next frame, but onyl those with a chance of hiting
foreach (var projectile in projectiles)
{
Vector2 relativePosition = controlledState.DynamicTransform.Position - projectile.Position;
Vector2 relativeVelocity = controlledState.DynamicTransform.Velocity - projectile.Velocity;
if (Vector2.Dot(relativePosition, relativeVelocity) < 0f)
{
if (!SimulationProcessor.ProjectileHitsVehicle(controlledState.DynamicTransform, controlledPrototype, projectile, mDeltaTime))
{
DynamicPosition2 updatedProjectile = new DynamicPosition2(projectile.Position + mDeltaTime * projectile.Velocity, projectile.Velocity);
mEnemyProjectiles.Add(projectile);
}
}
}
mOptions.Clear();
controlledPrototype.ControlConfig.GetPossibleControlChanges(controlledState.ControlState, mDeltaTime, mControlOptionCache);
foreach (var driveControlOption in mControlOptionCache)
{
VehicleControls controlOption = new VehicleControls(driveControlOption);
DynamicTransform2 resultingDynamicState = controlledPrototype.VehicleDrive(controlledState.DynamicTransform, driveControlOption, mDeltaTime);
VehicleState resultingVehicleState = new VehicleState(resultingDynamicState, driveControlOption); //We should not care for the gun state... I thnk...
Option option = new Option(controlOption, resultingVehicleState);
mOptions.Add(option);
}
mControlOptionCache.Clear();
mIterations = 0;
}