private static ObjectAction GetShootBulletAction(
Dictionary <string, DTDanmakuImage> spriteNameToImageDictionary,
Dictionary <string, EnemyObjectTemplate> enemyObjectTemplates,
GuidGenerator guidGenerator)
{
IMathExpression initialShootCooldownInMillis = MathExpression.RandomInteger(2750);
IMathExpression shootCooldownInMillis = MathExpression.Add(1750, MathExpression.RandomInteger(1000));
string cooldownVariableName = guidGenerator.NextGuid();
string childObjectTemplateName = guidGenerator.NextGuid();
string enemyBulletSpriteName = guidGenerator.NextGuid();
IMathExpression facingAngleInMillidegrees = DTDanmakuMath.GetMovementDirectionInMillidegrees(
currentX: MathExpression.XMillis(),
currentY: MathExpression.YMillis(),
desiredX: MathExpression.PlayerXMillis(),
desiredY: MathExpression.Min(MathExpression.PlayerYMillis(), 300 * 1000));
DTDanmakuMath.MathExpressionOffset deltaXAndY = DTDanmakuMath.GetOffset(
millipixels: MathExpression.Constant(40000),
movementDirectionInMillidegrees: facingAngleInMillidegrees);
ObjectAction initialStartCooldownAction = ObjectAction.SetNumericVariable(cooldownVariableName, initialShootCooldownInMillis);
ObjectAction startCooldownAction = ObjectAction.SetNumericVariable(cooldownVariableName, shootCooldownInMillis);
ObjectAction decrementCooldownAction = ObjectAction.SetNumericVariable(cooldownVariableName, MathExpression.Subtract(MathExpression.Variable(cooldownVariableName), MathExpression.ElapsedMillisecondsPerIteration()));
ObjectAction createBulletAction = ObjectAction.SpawnChild(
childXMillis: MathExpression.Add(MathExpression.XMillis(), deltaXAndY.DeltaXInMillipixels),
childYMillis: MathExpression.Add(MathExpression.YMillis(), deltaXAndY.DeltaYInMillipixels),
childObjectTemplateName: childObjectTemplateName,
childInitialNumericVariables: null,
childInitialBooleanVariables: null);
List <ObjectBox> collisionBoxes = new List <ObjectBox>();
collisionBoxes.Add(new ObjectBox(lowerXMillis: -4000, upperXMillis: 4000, lowerYMillis: -4000, upperYMillis: 4000));
enemyObjectTemplates.Add(childObjectTemplateName,
EnemyObjectTemplate.EnemyBullet(
action: ObjectAction.Union(GetBulletMovementAction(guidGenerator: guidGenerator), GetBulletAnimationAction(guidGenerator: guidGenerator)),
initialMilliHP: null,
damageBoxes: null,
collisionBoxes: collisionBoxes,
spriteName: enemyBulletSpriteName));
spriteNameToImageDictionary.Add(enemyBulletSpriteName, DTDanmakuImage.EliteSniperEnemyBullet);
var createBulletWhenCooldownFinishedAction = ObjectAction.Condition(
condition: BooleanExpression.LessThanOrEqualTo(MathExpression.Variable(cooldownVariableName), MathExpression.Constant(0)),
action: ObjectAction.Union(startCooldownAction, createBulletAction));
return(ObjectAction.ConditionalNextAction(
currentAction: initialStartCooldownAction,
condition: BooleanExpression.True(),
nextAction: ObjectAction.Union(decrementCooldownAction, createBulletWhenCooldownFinishedAction)));
}
public static void UpdateEnemyPositions(
List <EnemyObject> enemyObjects,
long elapsedMillisecondsPerIteration)
{
foreach (EnemyObject enemyObject in enemyObjects)
{
if (enemyObject.IsDestroyed)
{
continue;
}
DTDanmakuMath.Offset offset = DTDanmakuMath.GetOffset(
speedInMillipixelsPerMillisecond: enemyObject.SpeedInMillipixelsPerMillisecond,
movementDirectionInMillidegrees: enemyObject.MovementDirectionInMillidegrees,
elapsedMillisecondsPerIteration: elapsedMillisecondsPerIteration);
enemyObject.XMillis += offset.DeltaXInMillipixels;
enemyObject.YMillis += offset.DeltaYInMillipixels;
}
}
private static Tuple <ObjectAction, BooleanExpression> MoveToSpecifiedLocations_Helper(
long startingXMillis,
long startingYMillis,
long endingXMillis,
long endingYMillis,
long speedInPixelsPerSecond,
bool shouldStrafe,
GuidGenerator guidGenerator)
{
string variableName = guidGenerator.NextGuid();
string variableName2 = guidGenerator.NextGuid();
long?direction = DTDanmakuMath.GetMovementDirectionInMillidegrees(
currentX: startingXMillis,
currentY: startingYMillis,
desiredX: endingXMillis,
desiredY: endingYMillis);
if (direction == null)
{
throw new Exception();
}
DTDanmakuMath.Offset offset = DTDanmakuMath.GetOffset(
speedInMillipixelsPerMillisecond: speedInPixelsPerSecond, // millipixels/millisecond is equivalent to pixels/second
movementDirectionInMillidegrees: direction.Value,
elapsedMillisecondsPerIteration: 1000); // Use the 1000 to help prevent rounding issues
ObjectAction moveAction = ObjectAction.SetPosition(
xMillis: MathExpression.Add(MathExpression.XMillis(), MathExpression.Divide(MathExpression.Multiply(MathExpression.Constant(offset.DeltaXInMillipixels), MathExpression.ElapsedMillisecondsPerIteration()), MathExpression.Constant(1000))),
yMillis: MathExpression.Add(MathExpression.YMillis(), MathExpression.Divide(MathExpression.Multiply(MathExpression.Constant(offset.DeltaYInMillipixels), MathExpression.ElapsedMillisecondsPerIteration()), MathExpression.Constant(1000))));
ObjectAction setDirectionAction = shouldStrafe
? ObjectAction.SetFacingDirection(facingDirectionInMillidegrees: MathExpression.Constant(180 * 1000))
: ObjectAction.SetFacingDirection(facingDirectionInMillidegrees: MathExpression.Constant(direction.Value));
IMathExpression deltaX = MathExpression.AbsoluteValue(MathExpression.Subtract(MathExpression.XMillis(), MathExpression.Constant(endingXMillis)));
IMathExpression deltaY = MathExpression.AbsoluteValue(MathExpression.Subtract(MathExpression.YMillis(), MathExpression.Constant(endingYMillis)));
IMathExpression totalDelta = MathExpression.Add(deltaX, deltaY);
ObjectAction setDeltaToVariable = ObjectAction.Union(
ObjectAction.SetNumericVariable(variableName: variableName2, variableValue: MathExpression.Variable(variableName)),
ObjectAction.SetNumericVariable(variableName: variableName, variableValue: totalDelta));
BooleanExpression reachedDestination = BooleanExpression.And(
BooleanExpression.LessThanOrEqualTo(
MathExpression.Variable(variableName2),
MathExpression.Variable(variableName)),
BooleanExpression.And(
BooleanExpression.GreaterThanOrEqualTo(MathExpression.Variable(variableName), MathExpression.Constant(0)),
BooleanExpression.GreaterThanOrEqualTo(MathExpression.Variable(variableName2), MathExpression.Constant(0))
));
ObjectAction initializeVariables = ObjectAction.Union(
ObjectAction.SetNumericVariable(variableName: variableName, variableValue: MathExpression.Constant(-1)),
ObjectAction.SetNumericVariable(variableName: variableName2, variableValue: MathExpression.Constant(-1)));
return(new Tuple <ObjectAction, BooleanExpression>(
ObjectAction.Union(
moveAction,
setDirectionAction,
ObjectAction.ConditionalNextAction(
currentAction: initializeVariables,
condition: BooleanExpression.True(),
nextAction: setDeltaToVariable)),
reachedDestination));
}
// Spawns 12 bullets (30 degrees apart)
private static ObjectAction SpawnSatelliteBullet(
Dictionary <string, DTDanmakuImage> spriteNameToImageDictionary,
Dictionary <string, EnemyObjectTemplate> enemyObjectTemplates,
GuidGenerator guidGenerator)
{
string singleBulletSpriteName = guidGenerator.NextGuid();
spriteNameToImageDictionary.Add(singleBulletSpriteName, DTDanmakuImage.EliteOrbiterEnemyBullet);
long buffer = 100;
BooleanExpression shouldDestroySingleBullet = BooleanExpression.Or(
BooleanExpression.GreaterThan(MathExpression.XMillis(), MathExpression.Constant((1000 + buffer) * 1000)),
BooleanExpression.LessThan(MathExpression.XMillis(), MathExpression.Constant((0 - buffer) * 1000)),
BooleanExpression.GreaterThan(MathExpression.YMillis(), MathExpression.Constant((700 + buffer) * 1000)),
BooleanExpression.LessThan(MathExpression.YMillis(), MathExpression.Constant((0 - buffer) * 1000)));
ObjectAction destroySingleBulletAction = ObjectAction.Condition(
condition: shouldDestroySingleBullet,
action: ObjectAction.Destroy());
DTDanmakuMath.MathExpressionOffset singleBulletOffset = DTDanmakuMath.GetOffset(
millipixels: MathExpression.Multiply(MathExpression.Constant(100), MathExpression.ElapsedMillisecondsPerIteration()),
movementDirectionInMillidegrees: MathExpression.Variable("direction"));
List <ObjectBox> collisionBoxes = new List <ObjectBox>();
collisionBoxes.Add(new ObjectBox(lowerXMillis: -3000, upperXMillis: 3000, lowerYMillis: -5000, upperYMillis: 5000));
collisionBoxes.Add(new ObjectBox(lowerXMillis: -5000, upperXMillis: 5000, lowerYMillis: -3000, upperYMillis: 3000));
EnemyObjectTemplate singleBulletTemplate = EnemyObjectTemplate.EnemyBullet(
action: ObjectAction.Union(
ObjectAction.SetFacingDirection(MathExpression.Variable("direction")),
ObjectAction.SetPosition(
xMillis: MathExpression.Add(MathExpression.XMillis(), singleBulletOffset.DeltaXInMillipixels),
yMillis: MathExpression.Add(MathExpression.YMillis(), singleBulletOffset.DeltaYInMillipixels)),
destroySingleBulletAction),
initialMilliHP: null,
damageBoxes: null,
collisionBoxes: collisionBoxes,
spriteName: singleBulletSpriteName);
string singleBulletTemplateName = guidGenerator.NextGuid();
enemyObjectTemplates.Add(singleBulletTemplateName, singleBulletTemplate);
List <ObjectAction.InitialChildNumericVariableInfo> initialNumericVariables1 = new List <ObjectAction.InitialChildNumericVariableInfo>();
initialNumericVariables1.Add(new ObjectAction.InitialChildNumericVariableInfo(name: "direction", value: MathExpression.Add(MathExpression.Variable("random offset"), MathExpression.Constant(0))));
ObjectAction spawnSingleBulletAction1 = ObjectAction.SpawnChild(
childXMillis: MathExpression.XMillis(),
childYMillis: MathExpression.YMillis(),
childObjectTemplateName: singleBulletTemplateName,
childInitialNumericVariables: initialNumericVariables1,
childInitialBooleanVariables: null);
List <ObjectAction.InitialChildNumericVariableInfo> initialNumericVariables2 = new List <ObjectAction.InitialChildNumericVariableInfo>();
initialNumericVariables2.Add(new ObjectAction.InitialChildNumericVariableInfo(name: "direction", value: MathExpression.Add(MathExpression.Variable("random offset"), MathExpression.Constant(30 * 1000))));
ObjectAction spawnSingleBulletAction2 = ObjectAction.SpawnChild(
childXMillis: MathExpression.XMillis(),
childYMillis: MathExpression.YMillis(),
childObjectTemplateName: singleBulletTemplateName,
childInitialNumericVariables: initialNumericVariables2,
childInitialBooleanVariables: null);
List <ObjectAction.InitialChildNumericVariableInfo> initialNumericVariables3 = new List <ObjectAction.InitialChildNumericVariableInfo>();
initialNumericVariables3.Add(new ObjectAction.InitialChildNumericVariableInfo(name: "direction", value: MathExpression.Add(MathExpression.Variable("random offset"), MathExpression.Constant(60 * 1000))));
ObjectAction spawnSingleBulletAction3 = ObjectAction.SpawnChild(
childXMillis: MathExpression.XMillis(),
childYMillis: MathExpression.YMillis(),
childObjectTemplateName: singleBulletTemplateName,
childInitialNumericVariables: initialNumericVariables3,
childInitialBooleanVariables: null);
List <ObjectAction.InitialChildNumericVariableInfo> initialNumericVariables4 = new List <ObjectAction.InitialChildNumericVariableInfo>();
initialNumericVariables4.Add(new ObjectAction.InitialChildNumericVariableInfo(name: "direction", value: MathExpression.Add(MathExpression.Variable("random offset"), MathExpression.Constant(90 * 1000))));
ObjectAction spawnSingleBulletAction4 = ObjectAction.SpawnChild(
childXMillis: MathExpression.XMillis(),
childYMillis: MathExpression.YMillis(),
childObjectTemplateName: singleBulletTemplateName,
childInitialNumericVariables: initialNumericVariables4,
childInitialBooleanVariables: null);
List <ObjectAction.InitialChildNumericVariableInfo> initialNumericVariables5 = new List <ObjectAction.InitialChildNumericVariableInfo>();
initialNumericVariables5.Add(new ObjectAction.InitialChildNumericVariableInfo(name: "direction", value: MathExpression.Add(MathExpression.Variable("random offset"), MathExpression.Constant(120 * 1000))));
ObjectAction spawnSingleBulletAction5 = ObjectAction.SpawnChild(
childXMillis: MathExpression.XMillis(),
childYMillis: MathExpression.YMillis(),
childObjectTemplateName: singleBulletTemplateName,
childInitialNumericVariables: initialNumericVariables5,
childInitialBooleanVariables: null);
List <ObjectAction.InitialChildNumericVariableInfo> initialNumericVariables6 = new List <ObjectAction.InitialChildNumericVariableInfo>();
initialNumericVariables6.Add(new ObjectAction.InitialChildNumericVariableInfo(name: "direction", value: MathExpression.Add(MathExpression.Variable("random offset"), MathExpression.Constant(150 * 1000))));
ObjectAction spawnSingleBulletAction6 = ObjectAction.SpawnChild(
childXMillis: MathExpression.XMillis(),
childYMillis: MathExpression.YMillis(),
childObjectTemplateName: singleBulletTemplateName,
childInitialNumericVariables: initialNumericVariables6,
childInitialBooleanVariables: null);
List <ObjectAction.InitialChildNumericVariableInfo> initialNumericVariables7 = new List <ObjectAction.InitialChildNumericVariableInfo>();
initialNumericVariables7.Add(new ObjectAction.InitialChildNumericVariableInfo(name: "direction", value: MathExpression.Add(MathExpression.Variable("random offset"), MathExpression.Constant(180 * 1000))));
ObjectAction spawnSingleBulletAction7 = ObjectAction.SpawnChild(
childXMillis: MathExpression.XMillis(),
childYMillis: MathExpression.YMillis(),
childObjectTemplateName: singleBulletTemplateName,
childInitialNumericVariables: initialNumericVariables7,
childInitialBooleanVariables: null);
List <ObjectAction.InitialChildNumericVariableInfo> initialNumericVariables8 = new List <ObjectAction.InitialChildNumericVariableInfo>();
initialNumericVariables8.Add(new ObjectAction.InitialChildNumericVariableInfo(name: "direction", value: MathExpression.Add(MathExpression.Variable("random offset"), MathExpression.Constant(210 * 1000))));
ObjectAction spawnSingleBulletAction8 = ObjectAction.SpawnChild(
childXMillis: MathExpression.XMillis(),
childYMillis: MathExpression.YMillis(),
childObjectTemplateName: singleBulletTemplateName,
childInitialNumericVariables: initialNumericVariables8,
childInitialBooleanVariables: null);
List <ObjectAction.InitialChildNumericVariableInfo> initialNumericVariables9 = new List <ObjectAction.InitialChildNumericVariableInfo>();
initialNumericVariables9.Add(new ObjectAction.InitialChildNumericVariableInfo(name: "direction", value: MathExpression.Add(MathExpression.Variable("random offset"), MathExpression.Constant(240 * 1000))));
ObjectAction spawnSingleBulletAction9 = ObjectAction.SpawnChild(
childXMillis: MathExpression.XMillis(),
childYMillis: MathExpression.YMillis(),
childObjectTemplateName: singleBulletTemplateName,
childInitialNumericVariables: initialNumericVariables9,
childInitialBooleanVariables: null);
List <ObjectAction.InitialChildNumericVariableInfo> initialNumericVariables10 = new List <ObjectAction.InitialChildNumericVariableInfo>();
initialNumericVariables10.Add(new ObjectAction.InitialChildNumericVariableInfo(name: "direction", value: MathExpression.Add(MathExpression.Variable("random offset"), MathExpression.Constant(270 * 1000))));
ObjectAction spawnSingleBulletAction10 = ObjectAction.SpawnChild(
childXMillis: MathExpression.XMillis(),
childYMillis: MathExpression.YMillis(),
childObjectTemplateName: singleBulletTemplateName,
childInitialNumericVariables: initialNumericVariables10,
childInitialBooleanVariables: null);
List <ObjectAction.InitialChildNumericVariableInfo> initialNumericVariables11 = new List <ObjectAction.InitialChildNumericVariableInfo>();
initialNumericVariables11.Add(new ObjectAction.InitialChildNumericVariableInfo(name: "direction", value: MathExpression.Add(MathExpression.Variable("random offset"), MathExpression.Constant(300 * 1000))));
ObjectAction spawnSingleBulletAction11 = ObjectAction.SpawnChild(
childXMillis: MathExpression.XMillis(),
childYMillis: MathExpression.YMillis(),
childObjectTemplateName: singleBulletTemplateName,
childInitialNumericVariables: initialNumericVariables11,
childInitialBooleanVariables: null);
List <ObjectAction.InitialChildNumericVariableInfo> initialNumericVariables12 = new List <ObjectAction.InitialChildNumericVariableInfo>();
initialNumericVariables12.Add(new ObjectAction.InitialChildNumericVariableInfo(name: "direction", value: MathExpression.Add(MathExpression.Variable("random offset"), MathExpression.Constant(330 * 1000))));
ObjectAction spawnSingleBulletAction12 = ObjectAction.SpawnChild(
childXMillis: MathExpression.XMillis(),
childYMillis: MathExpression.YMillis(),
childObjectTemplateName: singleBulletTemplateName,
childInitialNumericVariables: initialNumericVariables12,
childInitialBooleanVariables: null);
List <ObjectAction> actionList = new List <ObjectAction>();
actionList.Add(ObjectAction.SetNumericVariable("random offset", MathExpression.RandomInteger(MathExpression.Constant(360 * 1000))));
actionList.Add(spawnSingleBulletAction1);
actionList.Add(spawnSingleBulletAction2);
actionList.Add(spawnSingleBulletAction3);
actionList.Add(spawnSingleBulletAction4);
actionList.Add(spawnSingleBulletAction5);
actionList.Add(spawnSingleBulletAction6);
actionList.Add(spawnSingleBulletAction7);
actionList.Add(spawnSingleBulletAction8);
actionList.Add(spawnSingleBulletAction9);
actionList.Add(spawnSingleBulletAction10);
actionList.Add(spawnSingleBulletAction11);
actionList.Add(spawnSingleBulletAction12);
actionList.Add(ObjectAction.Destroy());
EnemyObjectTemplate placeholderTemplate = EnemyObjectTemplate.Placeholder(
action: ObjectAction.Union(actionList));
string placeholderTemplateName = guidGenerator.NextGuid();
enemyObjectTemplates.Add(placeholderTemplateName, placeholderTemplate);
return(ObjectAction.SpawnChild(
childXMillis: MathExpression.XMillis(),
childYMillis: MathExpression.YMillis(),
childObjectTemplateName: placeholderTemplateName,
childInitialNumericVariables: null,
childInitialBooleanVariables: null));
}
private static ObjectAction GetMoveAction(
GuidGenerator guidGenerator)
{
string movementCooldownVariable = guidGenerator.NextGuid();
ObjectAction setMovementCooldownAction = ObjectAction.SetNumericVariable(
movementCooldownVariable,
MathExpression.Add(MathExpression.Constant(500), MathExpression.RandomInteger(5000)));
ObjectAction decrementMovementCooldownAction = ObjectAction.SetNumericVariable(
movementCooldownVariable,
MathExpression.Subtract(MathExpression.Variable(movementCooldownVariable), MathExpression.ElapsedMillisecondsPerIteration()));
BooleanExpression shouldChangeMovement = BooleanExpression.LessThanOrEqualTo(
MathExpression.Variable(movementCooldownVariable),
MathExpression.Constant(0));
IMathExpression randomMilliAngle = MathExpression.RandomInteger(MathExpression.Constant(360 * 1000));
string angleVariable = guidGenerator.NextGuid();
ObjectAction writeNewAngleToVariable = ObjectAction.SetNumericVariable(
angleVariable,
randomMilliAngle);
ObjectAction normalizeAngleVariable = ObjectAction.Union(
ObjectAction.Condition(
condition: BooleanExpression.LessThan(MathExpression.Variable(angleVariable), MathExpression.Constant(0)),
action: ObjectAction.SetNumericVariable(angleVariable, MathExpression.Add(MathExpression.Variable(angleVariable), MathExpression.Constant(360 * 1000)))),
ObjectAction.Condition(
condition: BooleanExpression.GreaterThanOrEqualTo(MathExpression.Variable(angleVariable), MathExpression.Constant(360 * 1000)),
action: ObjectAction.SetNumericVariable(angleVariable, MathExpression.Subtract(MathExpression.Variable(angleVariable), MathExpression.Constant(360 * 1000)))));
BooleanExpression tooCloseToLeftEdge = BooleanExpression.LessThanOrEqualTo(
MathExpression.XMillis(),
MathExpression.Constant(200 * 1000));
ObjectAction updateAngleVariableLeft = ObjectAction.Condition(
condition: BooleanExpression.And(tooCloseToLeftEdge, BooleanExpression.And(
BooleanExpression.GreaterThanOrEqualTo(MathExpression.Variable(angleVariable), MathExpression.Constant(180 * 1000)),
BooleanExpression.LessThanOrEqualTo(MathExpression.Variable(angleVariable), MathExpression.Constant(360 * 1000)))),
action: ObjectAction.SetNumericVariable(
angleVariable,
MathExpression.Multiply(MathExpression.Variable(angleVariable), MathExpression.Constant(-1))));
BooleanExpression tooCloseToRightEdge = BooleanExpression.GreaterThanOrEqualTo(
MathExpression.XMillis(),
MathExpression.Constant(800 * 1000));
ObjectAction updateAngleVariableRight = ObjectAction.Condition(
condition: BooleanExpression.And(tooCloseToRightEdge, BooleanExpression.And(
BooleanExpression.GreaterThanOrEqualTo(MathExpression.Variable(angleVariable), MathExpression.Constant(0 * 1000)),
BooleanExpression.LessThanOrEqualTo(MathExpression.Variable(angleVariable), MathExpression.Constant(180 * 1000)))),
action: ObjectAction.SetNumericVariable(
angleVariable,
MathExpression.Multiply(MathExpression.Variable(angleVariable), MathExpression.Constant(-1))));
BooleanExpression tooCloseToTopEdge = BooleanExpression.GreaterThanOrEqualTo(
MathExpression.YMillis(),
MathExpression.Constant(600 * 1000));
ObjectAction updateAngleVariableTop = ObjectAction.Condition(
condition: BooleanExpression.And(tooCloseToTopEdge, BooleanExpression.Or(
BooleanExpression.GreaterThanOrEqualTo(MathExpression.Variable(angleVariable), MathExpression.Constant(270 * 1000)),
BooleanExpression.LessThanOrEqualTo(MathExpression.Variable(angleVariable), MathExpression.Constant(90 * 1000)))),
action: ObjectAction.SetNumericVariable(
angleVariable,
MathExpression.Subtract(
MathExpression.Multiply(MathExpression.Add(MathExpression.Variable(angleVariable), MathExpression.Constant(90 * 1000)), MathExpression.Constant(-1)),
MathExpression.Constant(90 * 1000))));
BooleanExpression tooCloseToBottomEdge = BooleanExpression.LessThanOrEqualTo(
MathExpression.YMillis(),
MathExpression.Constant(400 * 1000));
ObjectAction updateAngleVariableBottom = ObjectAction.Condition(
condition: BooleanExpression.And(tooCloseToBottomEdge, BooleanExpression.And(
BooleanExpression.GreaterThanOrEqualTo(MathExpression.Variable(angleVariable), MathExpression.Constant(90 * 1000)),
BooleanExpression.LessThanOrEqualTo(MathExpression.Variable(angleVariable), MathExpression.Constant(270 * 1000)))),
action: ObjectAction.SetNumericVariable(
angleVariable,
MathExpression.Subtract(
MathExpression.Multiply(MathExpression.Add(MathExpression.Variable(angleVariable), MathExpression.Constant(90 * 1000)), MathExpression.Constant(-1)),
MathExpression.Constant(90 * 1000))));
string angleSnapshotVariable = guidGenerator.NextGuid();
ObjectAction initializeAngleSnapshotVariable = ObjectActionGenerator.DoOnce(
ObjectAction.SetNumericVariable(angleSnapshotVariable, MathExpression.RandomInteger(360 * 1000)));
DTDanmakuMath.MathExpressionOffset offset = DTDanmakuMath.GetOffset(
millipixels: MathExpression.Multiply(MathExpression.Constant(80), MathExpression.ElapsedMillisecondsPerIteration()),
movementDirectionInMillidegrees: MathExpression.Variable(angleSnapshotVariable));
ObjectAction updatePositionAction = ObjectAction.SetPosition(
xMillis: MathExpression.Add(MathExpression.XMillis(), offset.DeltaXInMillipixels),
yMillis: MathExpression.Add(MathExpression.YMillis(), offset.DeltaYInMillipixels));
ObjectAction updatePositionWhenCooldownIsZero = ObjectAction.Condition(
condition: shouldChangeMovement,
action: ObjectAction.Union(
ObjectAction.SetNumericVariable(angleSnapshotVariable, MathExpression.Variable(angleVariable)),
setMovementCooldownAction));
ObjectAction immediateMoveWhenTooClose = ObjectAction.Condition(
condition: BooleanExpression.Or(tooCloseToLeftEdge, tooCloseToRightEdge, tooCloseToTopEdge, tooCloseToBottomEdge),
action: ObjectAction.SetNumericVariable(movementCooldownVariable, MathExpression.Constant(0)));
List <ObjectAction> actionList = new List <ObjectAction>();
actionList.Add(initializeAngleSnapshotVariable);
actionList.Add(ObjectActionGenerator.DoOnce(setMovementCooldownAction));
actionList.Add(decrementMovementCooldownAction);
actionList.Add(writeNewAngleToVariable);
actionList.Add(updateAngleVariableLeft);
actionList.Add(normalizeAngleVariable);
actionList.Add(updateAngleVariableRight);
actionList.Add(normalizeAngleVariable);
actionList.Add(updateAngleVariableTop);
actionList.Add(normalizeAngleVariable);
actionList.Add(normalizeAngleVariable);
actionList.Add(updateAngleVariableBottom);
actionList.Add(normalizeAngleVariable);
actionList.Add(normalizeAngleVariable);
actionList.Add(updatePositionWhenCooldownIsZero);
actionList.Add(updatePositionAction);
actionList.Add(immediateMoveWhenTooClose);
return(ObjectAction.Union(actionList));
}
private static ObjectAction Phase1ShootAction(
Dictionary <string, DTDanmakuImage> spriteNameToImageDictionary,
Dictionary <string, EnemyObjectTemplate> enemyObjectTemplates,
GuidGenerator guidGenerator)
{
string singleBulletSpriteName = guidGenerator.NextGuid();
spriteNameToImageDictionary.Add(singleBulletSpriteName, DTDanmakuImage.BossPhase1EnemyBullet);
long buffer = 100;
BooleanExpression shouldDestroySingleBullet = BooleanExpression.Or(
BooleanExpression.GreaterThan(MathExpression.XMillis(), MathExpression.Constant((1000 + buffer) * 1000)),
BooleanExpression.LessThan(MathExpression.XMillis(), MathExpression.Constant((0 - buffer) * 1000)),
BooleanExpression.GreaterThan(MathExpression.YMillis(), MathExpression.Constant((700 + buffer) * 1000)),
BooleanExpression.LessThan(MathExpression.YMillis(), MathExpression.Constant((0 - buffer) * 1000)));
ObjectAction destroySingleBulletAction = ObjectAction.Condition(
condition: shouldDestroySingleBullet,
action: ObjectAction.Destroy());
DTDanmakuMath.MathExpressionOffset singleBulletOffset = DTDanmakuMath.GetOffset(
millipixels: MathExpression.Multiply(MathExpression.Variable("speed"), MathExpression.ElapsedMillisecondsPerIteration()),
movementDirectionInMillidegrees: MathExpression.Variable("direction"));
List <ObjectBox> collisionBoxes = new List <ObjectBox>();
collisionBoxes.Add(new ObjectBox(lowerXMillis: -3000, upperXMillis: 3000, lowerYMillis: -5000, upperYMillis: 5000));
collisionBoxes.Add(new ObjectBox(lowerXMillis: -5000, upperXMillis: 5000, lowerYMillis: -3000, upperYMillis: 3000));
EnemyObjectTemplate singleBulletTemplate = EnemyObjectTemplate.EnemyBullet(
action: ObjectAction.Union(
ObjectAction.SetFacingDirection(MathExpression.Variable("direction")),
ObjectAction.SetPosition(
xMillis: MathExpression.Add(MathExpression.XMillis(), singleBulletOffset.DeltaXInMillipixels),
yMillis: MathExpression.Add(MathExpression.YMillis(), singleBulletOffset.DeltaYInMillipixels)),
destroySingleBulletAction),
initialMilliHP: null,
damageBoxes: null,
collisionBoxes: collisionBoxes,
spriteName: singleBulletSpriteName);
string singleBulletTemplateName = guidGenerator.NextGuid();
enemyObjectTemplates.Add(singleBulletTemplateName, singleBulletTemplate);
List <ObjectAction> spawnBulletActions = new List <ObjectAction>();
string randomOffsetVariable = guidGenerator.NextGuid();
for (int i = 0; i < 36; i++)
{
List <ObjectAction.InitialChildNumericVariableInfo> initialNumericVariables = new List <ObjectAction.InitialChildNumericVariableInfo>();
initialNumericVariables.Add(
new ObjectAction.InitialChildNumericVariableInfo(
name: "direction",
value: MathExpression.Add(MathExpression.Variable(randomOffsetVariable), MathExpression.Constant(i * 10 * 1000))));
initialNumericVariables.Add(
new ObjectAction.InitialChildNumericVariableInfo(
name: "speed",
value: MathExpression.Add(MathExpression.Constant(100), MathExpression.RandomInteger(100))));
spawnBulletActions.Add(ObjectAction.SpawnChild(
childXMillis: MathExpression.XMillis(),
childYMillis: MathExpression.Add(MathExpression.YMillis(), MathExpression.Constant(-60000)),
childObjectTemplateName: singleBulletTemplateName,
childInitialNumericVariables: initialNumericVariables,
childInitialBooleanVariables: null));
}
List <ObjectAction> actionList = new List <ObjectAction>();
actionList.Add(ObjectAction.SetNumericVariable(randomOffsetVariable, MathExpression.RandomInteger(MathExpression.Constant(360 * 1000))));
foreach (ObjectAction spawnBulletAction in spawnBulletActions)
{
actionList.Add(spawnBulletAction);
}
ObjectAction shootBulletAction = ObjectAction.Union(actionList);
string shootCooldown = guidGenerator.NextGuid();
ObjectAction initializeShootCooldown = ObjectAction.SetNumericVariable(
variableName: shootCooldown,
variableValue: MathExpression.Constant(2000));
ObjectAction decrementShootCooldown = ObjectAction.SetNumericVariable(
variableName: shootCooldown,
variableValue: MathExpression.Subtract(MathExpression.Variable(shootCooldown), MathExpression.ElapsedMillisecondsPerIteration()));
ObjectAction shootWhenCooldownIsZero = ObjectAction.Condition(
condition: BooleanExpression.LessThanOrEqualTo(MathExpression.Variable(shootCooldown), MathExpression.Constant(0)),
action: ObjectAction.Union(initializeShootCooldown, shootBulletAction));
return(ObjectAction.Union(
ObjectActionGenerator.DoOnce(initializeShootCooldown),
decrementShootCooldown,
shootWhenCooldownIsZero));
}
private static ObjectAction SpawnPhase3Bullet(
IMathExpression bulletDirectionInMillidegrees,
Dictionary <string, DTDanmakuImage> spriteNameToImageDictionary,
Dictionary <string, EnemyObjectTemplate> enemyObjectTemplates,
GuidGenerator guidGenerator)
{
string bulletSpriteName = guidGenerator.NextGuid();
spriteNameToImageDictionary.Add(bulletSpriteName, DTDanmakuImage.BossPhase3EnemyBullet);
string snapshotBulletDirectionInMillidegreesVariable = guidGenerator.NextGuid();
ObjectAction snapshotDirectionAction = ObjectActionGenerator.DoOnce(ObjectAction.SetNumericVariable(
snapshotBulletDirectionInMillidegreesVariable,
bulletDirectionInMillidegrees));
long buffer = 100;
BooleanExpression shouldDestroy = BooleanExpression.Or(
BooleanExpression.GreaterThan(MathExpression.XMillis(), MathExpression.Constant((1000 + buffer) * 1000)),
BooleanExpression.LessThan(MathExpression.XMillis(), MathExpression.Constant((0 - buffer) * 1000)),
BooleanExpression.GreaterThan(MathExpression.YMillis(), MathExpression.Constant((700 + buffer) * 1000)),
BooleanExpression.LessThan(MathExpression.YMillis(), MathExpression.Constant((0 - buffer) * 1000)));
ObjectAction destroyAction = ObjectAction.Condition(
condition: shouldDestroy,
action: ObjectAction.Destroy());
DTDanmakuMath.MathExpressionOffset offset = DTDanmakuMath.GetOffset(
millipixels: MathExpression.Multiply(MathExpression.Constant(200), MathExpression.ElapsedMillisecondsPerIteration()),
movementDirectionInMillidegrees: MathExpression.Variable(snapshotBulletDirectionInMillidegreesVariable));
List <ObjectBox> collisionBoxes = new List <ObjectBox>();
collisionBoxes.Add(new ObjectBox(lowerXMillis: -3000, upperXMillis: 3000, lowerYMillis: -5000, upperYMillis: 5000));
collisionBoxes.Add(new ObjectBox(lowerXMillis: -5000, upperXMillis: 5000, lowerYMillis: -3000, upperYMillis: 3000));
EnemyObjectTemplate bulletTemplate = EnemyObjectTemplate.EnemyBullet(
action: ObjectAction.Union(
snapshotDirectionAction,
ObjectAction.SetFacingDirection(MathExpression.Variable(snapshotBulletDirectionInMillidegreesVariable)),
ObjectAction.SetPosition(
xMillis: MathExpression.Add(MathExpression.XMillis(), offset.DeltaXInMillipixels),
yMillis: MathExpression.Add(MathExpression.YMillis(), offset.DeltaYInMillipixels)),
destroyAction),
initialMilliHP: null,
damageBoxes: null,
collisionBoxes: collisionBoxes,
spriteName: bulletSpriteName);
string templateName = guidGenerator.NextGuid();
enemyObjectTemplates.Add(templateName, bulletTemplate);
return(ObjectAction.SpawnChild(
childXMillis: MathExpression.XMillis(),
childYMillis: MathExpression.Subtract(MathExpression.YMillis(), MathExpression.Constant(60000)),
childObjectTemplateName: templateName,
childInitialNumericVariables: null,
childInitialBooleanVariables: null));
}
public static UpdateResult Update(
List <EnemyObject> currentEnemyObjects,
long playerXMillis,
long playerYMillis,
long elapsedMillisecondsPerIteration,
bool isPlayerDestroyed,
Dictionary <string, EnemyObjectTemplate> enemyObjectTemplates,
IDTDeterministicRandom rng)
{
List <EnemyObjectWrapper> wrapperList = new List <EnemyObjectWrapper>();
foreach (EnemyObject enemyObj in currentEnemyObjects)
{
wrapperList.Add(new EnemyObjectWrapper(enemyObj, hasHandledAction: false));
}
var newPowerUps = new List <Tuple <long, long> >();
var newSoundEffectsToPlay = new List <string>();
long?bossHealthMeterNumber = null;
long?bossHealthMeterMilliPercentage = null;
bool shouldEndLevel = false;
while (true)
{
bool hasHandledAllActions = true;
foreach (EnemyObjectWrapper x in wrapperList)
{
if (!x.HasHandledAction)
{
hasHandledAllActions = false;
break;
}
}
if (hasHandledAllActions)
{
break;
}
var newEnemyObjects = new List <EnemyObject>();
foreach (EnemyObjectWrapper enemyObjectWrapper in wrapperList)
{
if (enemyObjectWrapper.HasHandledAction)
{
continue;
}
enemyObjectWrapper.HasHandledAction = true;
EnemyObject enemyObject = enemyObjectWrapper.EnemyObject;
if (enemyObject.IsDestroyed)
{
continue;
}
ResultOfAction actionResult = HandleAction(
action: enemyObject.Action,
obj: enemyObject,
playerXMillis: playerXMillis,
playerYMillis: playerYMillis,
elapsedMillisecondsPerIteration: elapsedMillisecondsPerIteration,
isPlayerDestroyed: isPlayerDestroyed,
enemyObjectTemplates: enemyObjectTemplates,
rng: rng);
enemyObject.Action = actionResult.NewObjectAction;
if (actionResult.ShouldEndLevel)
{
shouldEndLevel = true;
}
foreach (EnemyObject newEnemy in actionResult.NewEnemyObjects)
{
newEnemyObjects.Add(newEnemy);
}
foreach (var newPowerUp in actionResult.NewPowerUps)
{
newPowerUps.Add(newPowerUp);
}
foreach (var newSoundEffect in actionResult.NewSoundEffectsToPlay)
{
newSoundEffectsToPlay.Add(newSoundEffect);
}
if (actionResult.BossHealthMeterNumber != null)
{
bossHealthMeterNumber = actionResult.BossHealthMeterNumber;
}
if (actionResult.BossHealthMeterMilliPercentage != null)
{
bossHealthMeterMilliPercentage = actionResult.BossHealthMeterMilliPercentage;
}
if (!enemyObject.IsDestroyed)
{
var offset = DTDanmakuMath.GetOffset(
speedInMillipixelsPerMillisecond: enemyObject.SpeedInMillipixelsPerMillisecond,
movementDirectionInMillidegrees: enemyObject.MovementDirectionInMillidegrees,
elapsedMillisecondsPerIteration: elapsedMillisecondsPerIteration);
enemyObject.XMillis += offset.DeltaXInMillipixels;
enemyObject.YMillis += offset.DeltaYInMillipixels;
}
}
foreach (EnemyObject newEnemyObject in newEnemyObjects)
{
wrapperList.Add(new EnemyObjectWrapper(newEnemyObject, hasHandledAction: false));
}
}
var finalEnemyList = new List <EnemyObject>();
foreach (EnemyObjectWrapper enemyObjectWrapper in wrapperList)
{
if (!enemyObjectWrapper.EnemyObject.IsDestroyed)
{
finalEnemyList.Add(enemyObjectWrapper.EnemyObject);
}
}
return(new UpdateResult
{
NewEnemyObjects = finalEnemyList,
NewPowerUps = newPowerUps,
ShouldEndLevel = shouldEndLevel,
NewSoundEffectsToPlay = newSoundEffectsToPlay,
BossHealthMeterNumber = bossHealthMeterNumber,
BossHealthMeterMilliPercentage = bossHealthMeterMilliPercentage
});
}