/// <summary>
/// Handles a Danmaku collision. Only ever called with Danmaku that pass the filter.
/// </summary>
/// <param name="danmaku">the danmaku that hit the collider.</param>
/// <param name="info">additional information about the collision</param>
protected override void DanmakuCollision(Danmaku danmaku, RaycastHit2D info)
{
if (affected.Contains(danmaku))
{
return;
}
float baseAngle = angle.Value;
switch (rotationMode)
{
case RotationMode.Relative:
baseAngle += danmaku.Rotation;
break;
case RotationMode.Object:
if (Target != null)
{
baseAngle += DanmakuUtil.AngleBetween2D(danmaku.Position, Target.position);
}
else
{
Debug.LogWarning("Trying to direct at an object but no Target object assinged");
}
break;
case RotationMode.Absolute:
break;
}
danmaku.Rotation = baseAngle;
affected.Add(danmaku);
}
/// <summary>
/// Handles a Danmaku collision. Only ever called with Danmaku that pass the filter.
/// </summary>
/// <param name="danmaku">the danmaku that hit the collider.</param>
/// <param name="info">additional information about the collision</param>
protected override void DanmakuCollision(Danmaku danmaku,
RaycastHit2D info)
{
if (affected.Contains(danmaku))
{
return;
}
if (rotationMode == RotationType.Reflection)
{
Vector2 normal = info.normal;
Vector2 direction = danmaku.direction;
danmaku.Direction = direction -
2 * Vector2.Dot(normal, direction) * normal;
affected.Add(danmaku);
return;
}
float baseAngle = angle;
switch (rotationMode)
{
case RotationType.Relative:
baseAngle += danmaku.Rotation;
break;
case RotationType.Object:
if (Target != null)
{
baseAngle += DanmakuUtil.AngleBetween2D(
danmaku.Position,
Target.position);
}
else
{
Debug.LogWarning(
"Trying to direct at an object but no Target object assinged");
}
break;
case RotationType.Absolute:
break;
}
danmaku.Rotation = baseAngle;
affected.Add(danmaku);
}
protected override void UpdateSourcePoints(Vector2 position, float rotation)
{
SourcePoints.Clear();
int edge = 0;
float edgeRot = 90f + rotation;
float edgeDelta = 360f / EdgeCount;
Vector2 current = position + Size * Util.OnUnitCircle(edgeRot);
Vector2 next = position + Size * Util.OnUnitCircle(edgeRot + edgeDelta);
edgeRot += edgeDelta;
while (edge <= edgeCount)
{
Vector2 diff = (next - current) / (pointsPerEdge);
float rot = rotation;
switch (type)
{
case RotationType.None:
case RotationType.Radial:
break;
case RotationType.Tangential:
rot = edgeRot - 0.5f * edgeDelta;
break;
case RotationType.Normal:
rot = edgeRot - 90f - 0.5f * edgeDelta;
break;
}
for (int i = 0; i < PointsPerEdge; i++)
{
Vector2 currentPos = current + i * diff;
if (Type == RotationType.Radial)
{
rot = DanmakuUtil.AngleBetween2D(position, currentPos);
}
SourcePoints.Add(new SourcePoint(currentPos, rot));
}
edge++;
edgeRot += edgeDelta;
current = next;
next = position + Size * Util.OnUnitCircle(edgeRot);
}
}
/// <summary>
/// Updates the Danmaku controlled by the controller instance.
/// </summary>
/// <param name="danmaku">the bullet to update.</param>
/// <param name="dt">the change in time since the last update</param>
public void Update(Danmaku danmaku, float dt)
{
float time = danmaku.Time;
if (time >= Delay && time - dt <= Delay)
{
float baseAngle = Angle.Value;
switch (RotationMode)
{
case RotationMode.Relative:
baseAngle += danmaku.Rotation;
break;
case RotationMode.Object:
baseAngle += DanmakuUtil.AngleBetween2D(danmaku.Position, Target.position);
break;
case RotationMode.Absolute:
break;
}
danmaku.Rotation = baseAngle;
}
}
public void Update(Danmaku danmaku, float dt)
{
danmaku.AngularSpeed = 0f;
danmaku.Rotation = DanmakuUtil.AngleBetween2D(danmaku.position, Target.position);
}