private static Vector2 RandomVector2(float spread, float baseValue)
{
Vector2 v = new Vector2(2 * SRandom.NextFloat() - 1, 2 * SRandom.NextFloat() - 1);
v.Normalize();
v *= RandomFloat(spread, baseValue);
return(v);
}
public static void Update(GameTime gameTime)
{
if (!shakeTimer.IsFinished)
{
shakeTimer.CountDown(gameTime);
offset = new Vector2(1 - SRandom.NextFloat() * 2, 1 - SRandom.NextFloat() * 2) * multiplier;
if (shakeTimer.IsFinished)
{
offset = Vector2.Zero;
}
}
}
private void UpdateSpawnHandlers(GameTime gameTime)
{
if (SRandom.NextFloat() > 0.9980f) //! background asteroid chance
{
Enemies.SpawnAsteroid(spawnPointGen.GetAsteroidSpawnPoint());
}
Drops.SpawnAt(dropPoints.SpawnPositions());
Drops.SpawnMoneyAt(dropPoints.MoneySpawnPositions());
spawnPointGen.Update(gameTime);
if (!finishedSpawning && spawnTimer.Update(gameTime))
{
SpawnWave();
}
}
public static void GenerateDeathParticles(Sprite sprite, Vector2 position, int ID, float angle, bool showDeathParticles)
{
List <Color> colors = sprite.Colors;
if (showDeathParticles)
{
List <Sprite> sList = sprite.SplitSprites;
Vector2 initialForce = 50 * new Vector2((float)Math.Cos(angle), (float)Math.Sin(angle));
CreateParticle(sList[0], position, -initialForce, angle, 0, Color.White, Vector2.One, 1, IDs.DEATH);
CreateParticle(sList[1], position, initialForce, angle, 0, Color.White, Vector2.One, 1, IDs.DEATH);
}
for (int i = 0; i < 20; i++)
{
CreateExplosion(1, position, 20, 80, 0.5f, colors[SRandom.Next(0, colors.Count)], 1, 1, 1);
}
}
public static void GenerateParticles(List <Vector2> edges, Vector2 position, Vector2 origin, int ID, float angle = 0, Color?color = null)
{
switch (ID)
{
#region Shield Visuals 7
case 7:
for (int i = 0; i < 10; i++)
{
Vector2 currentEdge = edges[(int)(SRandom.NextFloat() * edges.Count)];
currentEdge = Vector2.Transform(currentEdge, Matrix.CreateRotationZ(angle));
GenerateParticles(currentEdge + position, 7, angle);
}
break;
#endregion
#region Red Burning 13
case 13:
{
if (SRandom.NextFloat() < 0.2f)
{
Vector2 currentEdge = edges[(int)(SRandom.NextFloat() * edges.Count)];
currentEdge = Vector2.Transform(currentEdge, Matrix.CreateRotationZ(angle));
GenerateParticles(currentEdge + position, 13, angle);
}
break;
}
#endregion
#region Yellow Bar 15
case 15:
{
if (color.HasValue)
{
if (SRandom.NextFloat() < 0.4f)
{
Vector2 currentEdge = edges[(int)(SRandom.NextFloat() * edges.Count)];
CreateExplosion(1, currentEdge + position, 10, 40, 0.5f, color.Value, 0.5f, 0.5f, 0.5f);
}
}
break;
}
#endregion
}
}
private static float RandomFloat(float spread, float baseValue)
{
return(SRandom.NextFloat() * spread + baseValue);
}
