public WeaponFireTracePreset(
string traceTexturePath,
IReadOnlyWeaponHitSparksPreset hitSparksPreset,
double traceSpeed,
ushort traceSpriteWidthPixels,
int traceStartOffsetPixels,
double traceStartScaleSpeedExponent = 1.0,
double traceEndFadeOutExponent = 1.0,
bool useScreenBlending = false,
bool?drawHitSparksAsLight = null)
{
this.TraceTexture = traceTexturePath is not null
? new TextureResource(traceTexturePath, isTransparent: true)
: null;
this.TraceSpeed = traceSpeed;
this.HitSparksPreset = hitSparksPreset;
this.TraceStartScaleSpeedExponent = traceStartScaleSpeedExponent;
this.TraceEndFadeOutExponent = traceEndFadeOutExponent;
this.TraceWorldLength = traceSpriteWidthPixels / 256.0;
this.TraceStartWorldOffset = traceStartOffsetPixels / 256.0;
this.TraceMinDistance = this.TraceWorldLength * 0.5;
this.UseScreenBlending = useScreenBlending;
this.DrawHitSparksAsLight = drawHitSparksAsLight ?? this.HasTrace;
}
public static void ClientAddHitSparks(
IReadOnlyWeaponHitSparksPreset hitSparksPreset,
WeaponHitData hitData,
IWorldObject hitWorldObject,
IProtoWorldObject protoWorldObject,
Vector2D worldObjectPosition,
int projectilesCount,
ObjectMaterial objectMaterial,
bool randomizeHitPointOffset,
bool randomRotation,
DrawOrder drawOrder,
double scale = 1.0,
double animationFrameDuration = 2 / 60.0)
{
var sceneObject = Api.Client.Scene.CreateSceneObject("Temp_HitSparks");
sceneObject.Position = worldObjectPosition;
var hitPoint = hitData.HitPoint.ToVector2D();
if (!hitData.IsCliffsHit)
{
// move hitpoint a bit closer to the center of the object
hitPoint = WeaponSystem.SharedOffsetHitWorldPositionCloserToObjectCenter(
hitWorldObject,
protoWorldObject,
hitPoint,
isRangedWeapon: randomizeHitPointOffset);
}
var sparksEntry = hitSparksPreset.GetForMaterial(objectMaterial);
if (projectilesCount == 1 &&
randomizeHitPointOffset &&
sparksEntry.AllowRandomizedHitPointOffset)
{
// randomize hitpoint a bit by adding a little random offset
var maxOffsetDistance = 0.2;
var range = maxOffsetDistance * RandomHelper.NextDouble();
var angleRad = 2 * Math.PI * RandomHelper.NextDouble();
var randomOffset = new Vector2D(range * Math.Cos(angleRad),
range * Math.Sin(angleRad));
hitPoint += randomOffset;
}
var componentSpriteRender = Api.Client.Rendering.CreateSpriteRenderer(
sceneObject,
positionOffset: hitPoint,
spritePivotPoint: (0.5, sparksEntry.PivotY),
drawOrder: drawOrder);
componentSpriteRender.DrawOrderOffsetY = -hitPoint.Y;
componentSpriteRender.Scale = (float)scale * Math.Pow(1.0 / projectilesCount, 0.35);
if (sparksEntry.UseScreenBlending)
{
componentSpriteRender.BlendMode = BlendMode.Screen;
}
if (randomRotation)
{
componentSpriteRender.RotationAngleRad = (float)(RandomHelper.NextDouble() * 2 * Math.PI);
}
var componentAnimator = sceneObject.AddComponent <ClientComponentSpriteSheetAnimator>();
var hitSparksEntry = sparksEntry;
componentAnimator.Setup(
componentSpriteRender,
hitSparksEntry.SpriteSheetAnimationFrames,
frameDurationSeconds: animationFrameDuration,
isLooped: false);
var totalAnimationDuration = animationFrameDuration * componentAnimator.FramesCount;
var totalDurationWithLight = 0.15 + totalAnimationDuration;
if (hitSparksEntry.LightColor.HasValue)
{
// create light spot (even for melee weapons)
var lightSource = ClientLighting.CreateLightSourceSpot(
sceneObject,
color: hitSparksEntry.LightColor.Value,
spritePivotPoint: (0.5, 0.5),
size: 7,
// we don't want to display nickname/healthbar for the firing character, it's too quick anyway
logicalSize: 0,
positionOffset: hitPoint);
ClientComponentOneShotLightAnimation.Setup(lightSource, totalDurationWithLight);
}
componentSpriteRender.Destroy(totalAnimationDuration);
componentAnimator.Destroy(totalAnimationDuration);
sceneObject.Destroy(totalDurationWithLight);
}
