private void InitializeDrawer(FlowRainDrawerContainer dc)
{
dc.TimeElapsed = 0f;
dc.lifetime = RainDropTools.Random(Variables.LifetimeMin, Variables.LifetimeMax);
dc.fluctuationRate = RainDropTools.Random(Variables.fluctuationRateMin, Variables.fluctuationRateMax);
dc.acceleration = RainDropTools.Random(Variables.AccelerationMin, Variables.AccelerationMax);
dc.transform.localPosition = RainDropTools.GetSpawnLocalPos(this.transform, camera, 0f, Variables.SpawnOffsetY);
dc.startPos = dc.transform.localPosition;
dc.acceleration = RainDropTools.Random(Variables.AccelerationMin, Variables.AccelerationMax);
Material mat = RainDropTools.CreateRainMaterial(ShaderType, RenderQueue);
RainDropTools.ApplyRainMaterialValue(
mat,
ShaderType,
Variables.NormalMap,
Variables.OverlayTexture,
Variables.DistortionValue,
Variables.OverlayColor,
Variables.ReliefValue,
Variables.Blur,
Variables.Darkness
);
dc.Drawer.lifeTime = dc.lifetime;
dc.Drawer.vertexDistance = 0.01f;
dc.Drawer.angleDivisions = 20;
dc.Drawer.material = mat;
dc.Drawer.widthCurve = Variables.TrailWidth;
dc.Drawer.widthMultiplier = RainDropTools.Random(Variables.SizeMinX, Variables.SizeMaxX);
dc.Drawer.textureMode = LineTextureMode.Stretch;
dc.Drawer.vertexDistance = (1f * this.Distance * RainDropTools.GetCameraOrthographicSize(this.camera).y) / (Variables.Resolution * 10f);
dc.Drawer.Clear();
dc.Drawer.enabled = false;
}
private void UpdateTransform(FrictionFlowRainDrawerContainer dc)
{
float progress = GetProgress(dc);
float t = dc.TimeElapsed;
Vector3 nextPos = GetNextPositionWithFriction(
dc: dc,
downValue: ((1 / 2f) * t * t * dc.acceleration * 0.1f) + (Variables.InitialVelocity * t * 0.01f),
resolution: 150,
widthResolution: 8,
dt: Time.deltaTime);
nextPos = new Vector3(nextPos.x, nextPos.y, 0f);
nextPos += progress * new Vector3(GlobalWind.x, GlobalWind.y, 0f);
dc.Drawer.vertexDistance = (1f * this.Distance * RainDropTools.GetCameraOrthographicSize(this.camera).y) / (Variables.Resolution * 10f);
dc.transform.localPosition = nextPos;
}
/// <summary>
/// Update rain variables
/// </summary>
/// <param name="dc">Dc.</param>
private void UpdateInstance(StaticRainDrawerContainer dc)
{
AnimationCurve fadeCurve = Variables.FadeinCurve;
// Update time
if (!NoMoreRain)
{
dc.TimeElapsed = Mathf.Min(Variables.fadeTime, dc.TimeElapsed + Time.deltaTime);
}
else
{
dc.TimeElapsed = Mathf.Max(0f, dc.TimeElapsed - Time.deltaTime);
}
if (dc.TimeElapsed == 0f)
{
dc.Drawer.Hide();
dc.currentState = DrawState.Disabled;
return;
}
else
{
dc.currentState = DrawState.Playing;
}
if (Variables.FullScreen)
{
Vector2 orthSize = RainDropTools.GetCameraOrthographicSize(this.camera);
Vector3 targetScale = new Vector3(
orthSize.x / 2f,
orthSize.y / 2f,
0f
);
if (VRMode)
{
targetScale += Vector3.one * 0.02f;
}
dc.transform.localScale = targetScale;
dc.transform.localPosition = Vector3.zero;
}
else
{
dc.transform.localScale = new Vector3(
Variables.SizeX,
Variables.SizeY,
1f
);
Vector3 p = camera.ScreenToWorldPoint(
new Vector3(
-Screen.width * Variables.SpawnOffsetX + Screen.width / 2,
-Screen.height * Variables.SpawnOffsetY + Screen.height / 2,
0f
));
dc.transform.localPosition = transform.InverseTransformPoint(p);
dc.transform.localPosition -= Vector3.forward * dc.transform.localPosition.z;
}
float progress = GetProgress(dc);
dc.Drawer.RenderQueue = RenderQueue;
dc.Drawer.NormalMap = Variables.NormalMap;
dc.Drawer.ReliefTexture = Variables.OverlayTexture;
dc.Drawer.OverlayColor = new Color(
Variables.OverlayColor.r,
Variables.OverlayColor.g,
Variables.OverlayColor.b,
Variables.OverlayColor.a * fadeCurve.Evaluate(progress) * Alpha
);
dc.Drawer.DistortionStrength = Variables.DistortionValue * fadeCurve.Evaluate(progress) * Alpha;
dc.Drawer.ReliefValue = Variables.ReliefValue * fadeCurve.Evaluate(progress) * Alpha;
dc.Drawer.Blur = Variables.Blur * fadeCurve.Evaluate(progress) * Alpha;
dc.Drawer.Darkness = Variables.Darkness;
dc.Drawer.ShaderType = ShaderType;
dc.Drawer.Show();
}