/// <summary>
/// Randomly emit particles sprite.
/// </summary>
/// <param name="emitCount">Number of particles to emit</param>
public void Emit(int emitCount)
{
Sprite sprite = spriteRenderer.sprite;
if (!sprite)
{
if (verboseDebug)
{
Debug.LogError("Unable to emit. Sprite is null in game object " + name);
}
return;
}
float colorR = EmitFromColor.r;
float colorG = EmitFromColor.g;
float colorB = EmitFromColor.b;
Vector3 transformPos = spriteRenderer.gameObject.transform.position;
Quaternion transformRot = spriteRenderer.gameObject.transform.rotation;
Vector3 transformScale = spriteRenderer.gameObject.transform.lossyScale;
//if Particle system is using Local Space discard transform modifiers.
if (SimulationSpace == ParticleSystemSimulationSpace.Local)
{
transformPos = Vector3.zero;
transformScale = Vector3.one;
transformRot = Quaternion.identity;
}
bool flipX = spriteRenderer.flipX;
bool flipY = spriteRenderer.flipY;
float PixelsPerUnit = sprite.pixelsPerUnit;
float width = (int)sprite.rect.size.x;
float height = (int)sprite.rect.size.y;
int intWidth = (int)width;
//set particle size based on sprite Pixels per unit and particle system prefered size
float halfPixelSize = 1 / PixelsPerUnit / 2;
#if UNITY_5_5_OR_NEWER
float startSize = 1 / (PixelsPerUnit);
startSize *= mainModule.startSize.constant; //TODO ability to process different sizes coming in next update
#else
float startSize = 1 / (PixelsPerUnit);
startSize *= particlesSystem.startSize;
#endif
//calculate sprite offset position in texture
float offsetX = sprite.pivot.x / PixelsPerUnit;
float offsetY = sprite.pivot.y / PixelsPerUnit;
//if the sprite raw data is cached use that one, if not ask for it to the texture.
Color[] pix;
if (useSpritesSharingCache && Application.isPlaying)
{
pix = SpritesDataPool.GetSpriteColors(sprite, (int)sprite.rect.position.x, (int)sprite.rect.position.y, (int)width, (int)height);
}
else if (CacheSprites)
{
if (spritesSoFar.ContainsKey(sprite))
{
pix = spritesSoFar[sprite];
}
else
{
pix = sprite.texture.GetPixels((int)sprite.rect.position.x, (int)sprite.rect.position.y, (int)width, (int)height);
spritesSoFar.Add(sprite, pix);
}
}
else
{
pix = sprite.texture.GetPixels((int)sprite.rect.position.x, (int)sprite.rect.position.y, (int)width, (int)height);
}
float toleranceR = RedTolerance;
float toleranceG = GreenTolerance;
float toleranceB = BlueTolerance;
float widthByHeight = width * height;
Color[] cCache = colorCache;
int[] iCache = indexCache;
if (cCache.Length < widthByHeight)
{
colorCache = new Color[(int)widthByHeight];
indexCache = new int[(int)widthByHeight];
cCache = colorCache;
iCache = indexCache;
}
bool UseEmissionFromColorLocal = UseEmissionFromColor;
int matchesCount = 0;
bool borderEmissionLocal = borderEmission == BorderEmission.Fast || borderEmission == BorderEmission.Precise;
#region BLA
if (borderEmissionLocal)
{
bool lastVisible = false;
Color lastColor = pix[0];
int widthInt = (int)width;
bool borderEmissionPreciseLocal = borderEmission == BorderEmission.Precise;
for (int i = 0; i < widthByHeight; i++)
{
Color c = pix[i];
//skip pixels with alpha 0
bool currentVisible = c.a > 0;
if (borderEmissionPreciseLocal)
{
int prevYindex = i - widthInt;
if (prevYindex > 0)
{
Color cPrev = pix[prevYindex];
bool prevVisibleInY = cPrev.a > 0;
if (currentVisible)
{
if (!prevVisibleInY)
{
//Skip unwanted colors when using Emission from color.
if (UseEmissionFromColorLocal)
{
if (!FloatComparer.AreEqual(colorR, c.r, toleranceR) ||
!FloatComparer.AreEqual(colorG, c.g, toleranceG) ||
!FloatComparer.AreEqual(colorB, c.b, toleranceB))
{
continue;
}
}
cCache[matchesCount] = c;
iCache[matchesCount] = i;
matchesCount++;
lastColor = c;
lastVisible = true;
continue;
}
}
else
{
if (prevVisibleInY)
{
//Skip unwanted colors when using Emission from color.
if (UseEmissionFromColorLocal)
{
if (!FloatComparer.AreEqual(colorR, cPrev.r, toleranceR) ||
!FloatComparer.AreEqual(colorG, cPrev.g, toleranceG) ||
!FloatComparer.AreEqual(colorB, cPrev.b, toleranceB))
{
continue;
}
}
cCache[matchesCount] = cPrev;
iCache[matchesCount] = prevYindex;
matchesCount++;
}
}
}
}
if (borderEmissionLocal && !currentVisible && lastVisible)
{
//Skip unwanted colors when using Emission from color.
if (UseEmissionFromColorLocal)
{
if (!FloatComparer.AreEqual(colorR, lastColor.r, toleranceR) ||
!FloatComparer.AreEqual(colorG, lastColor.g, toleranceG) ||
!FloatComparer.AreEqual(colorB, lastColor.b, toleranceB))
{
continue;
}
}
cCache[matchesCount] = lastColor;
iCache[matchesCount] = i - 1;
matchesCount++;
lastVisible = true;
}
lastColor = c;
if (!currentVisible)
{
lastVisible = false;
continue;
}
if (!borderEmissionLocal || (currentVisible && !lastVisible))
{
//Skip unwanted colors when using Emission from color.
if (UseEmissionFromColorLocal)
{
if (!FloatComparer.AreEqual(colorR, c.r, toleranceR) ||
!FloatComparer.AreEqual(colorG, c.g, toleranceG) ||
!FloatComparer.AreEqual(colorB, c.b, toleranceB))
{
continue;
}
}
cCache[matchesCount] = c;
iCache[matchesCount] = i;
matchesCount++;
lastVisible = true;
}
}
}
else
{
//find available pixels to emit from
for (int i = 0; i < widthByHeight; i++)
{
Color c = pix[i];
//skip pixels with alpha 0
if (c.a <= 0)
{
continue;
}
//Skip unwanted colors when using Emission from color.
if (UseEmissionFromColorLocal)
{
if (!FloatComparer.AreEqual(colorR, c.r, toleranceR) ||
!FloatComparer.AreEqual(colorG, c.g, toleranceG) ||
!FloatComparer.AreEqual(colorB, c.b, toleranceB))
{
continue;
}
}
cCache[matchesCount] = c;
iCache[matchesCount] = i;
matchesCount++;
}
}
#endregion
//Profiler.EndSample();
//no colors were matched, stop
if (matchesCount <= 0)
{
return;
}
Vector3 tempV = Vector3.zero;
//Profiler.BeginSample("Part Two");
//emit needed particle count
for (int k = 0; k < emitCount; k++)
{
int index = Random.Range(0, matchesCount - 1);
int i = iCache[index];
//get pixel position in texture
float posX = ((i % width) / PixelsPerUnit) - offsetX;
float posY = ((i / intWidth) / PixelsPerUnit) - offsetY;
//handle sprite renderer fliping
if (flipX)
{
posX = width / PixelsPerUnit - posX - offsetX * 2;
}
if (flipY)
{
posY = height / PixelsPerUnit - posY - offsetY * 2;
}
tempV.x = posX * transformScale.x - halfPixelSize;
tempV.y = posY * transformScale.y + halfPixelSize;
ParticleSystem.EmitParams em = new ParticleSystem.EmitParams();
// define new particle start position based on Sprite pixel position in texture, this game object's rotation and position.
em.position = transformRot * tempV + transformPos;
if (UsePixelSourceColor)
{
em.startColor = cCache[index];
}
em.startSize = startSize;
particlesSystem.Emit(em, 1);
}
//Profiler.EndSample();
}
public void Emit(int emitCount)
{
Sprite sprite1 = this.spriteRenderer.get_sprite();
if (!Object.op_Implicit((Object)sprite1))
{
if (!this.verboseDebug)
{
return;
}
Debug.LogError((object)("Unable to emit. Sprite is null in game object " + ((Object)this).get_name()));
}
else
{
float r = (float)this.EmitFromColor.r;
float g = (float)this.EmitFromColor.g;
float b = (float)this.EmitFromColor.b;
Vector3 vector3_1 = ((Component)this.spriteRenderer).get_gameObject().get_transform().get_position();
Quaternion quaternion = ((Component)this.spriteRenderer).get_gameObject().get_transform().get_rotation();
Vector3 vector3_2 = ((Component)this.spriteRenderer).get_gameObject().get_transform().get_lossyScale();
if (this.SimulationSpace == null)
{
vector3_1 = Vector3.get_zero();
vector3_2 = Vector3.get_one();
quaternion = Quaternion.get_identity();
}
bool flipX = this.spriteRenderer.get_flipX();
bool flipY = this.spriteRenderer.get_flipY();
float pixelsPerUnit = sprite1.get_pixelsPerUnit();
Rect rect1 = sprite1.get_rect();
float x1 = (float)(int)((Rect) ref rect1).get_size().x;
Rect rect2 = sprite1.get_rect();
float y1 = (float)(int)((Rect) ref rect2).get_size().y;
int num1 = (int)x1;
float num2 = (float)(1.0 / (double)pixelsPerUnit / 2.0);
double num3 = (double)(1f / pixelsPerUnit);
ParticleSystem.MinMaxCurve startSize = ((ParticleSystem.MainModule) ref this.mainModule).get_startSize();
double constant = (double)((ParticleSystem.MinMaxCurve) ref startSize).get_constant();
float num4 = (float)(num3 * constant);
float num5 = (float)sprite1.get_pivot().x / pixelsPerUnit;
float num6 = (float)sprite1.get_pivot().y / pixelsPerUnit;
Color[] colorArray;
if (this.useSpritesSharingCache && Application.get_isPlaying())
{
Sprite sprite2 = sprite1;
Rect rect3 = sprite1.get_rect();
int x2 = (int)((Rect) ref rect3).get_position().x;
Rect rect4 = sprite1.get_rect();
int y2 = (int)((Rect) ref rect4).get_position().y;
int blockWidth = (int)x1;
int blockHeight = (int)y1;
colorArray = SpritesDataPool.GetSpriteColors(sprite2, x2, y2, blockWidth, blockHeight);
}
else if (this.CacheSprites)
{
if (this.spritesSoFar.ContainsKey(sprite1))
{
colorArray = this.spritesSoFar[sprite1];
}
else
{
Texture2D texture = sprite1.get_texture();
Rect rect3 = sprite1.get_rect();
int x2 = (int)((Rect) ref rect3).get_position().x;
Rect rect4 = sprite1.get_rect();
int y2 = (int)((Rect) ref rect4).get_position().y;
int num7 = (int)x1;
int num8 = (int)y1;
colorArray = texture.GetPixels(x2, y2, num7, num8);
this.spritesSoFar.Add(sprite1, colorArray);
}
}
else
{
Texture2D texture = sprite1.get_texture();
Rect rect3 = sprite1.get_rect();
int x2 = (int)((Rect) ref rect3).get_position().x;
Rect rect4 = sprite1.get_rect();
int y2 = (int)((Rect) ref rect4).get_position().y;
int num7 = (int)x1;
int num8 = (int)y1;
colorArray = texture.GetPixels(x2, y2, num7, num8);
}
float redTolerance = this.RedTolerance;
float greenTolerance = this.GreenTolerance;
float blueTolerance = this.BlueTolerance;
float num9 = x1 * y1;
Color[] colorCache = this.colorCache;
int[] indexCache = this.indexCache;
if ((double)colorCache.Length < (double)num9)
{
this.colorCache = new Color[(int)num9];
this.indexCache = new int[(int)num9];
colorCache = this.colorCache;
indexCache = this.indexCache;
}
bool emissionFromColor = this.UseEmissionFromColor;
int index1 = 0;
bool flag1 = this.borderEmission == EmitterBase.BorderEmission.Fast || this.borderEmission == EmitterBase.BorderEmission.Precise;
if (flag1)
{
bool flag2 = false;
Color color1 = colorArray[0];
int num7 = (int)x1;
bool flag3 = this.borderEmission == EmitterBase.BorderEmission.Precise;
for (int index2 = 0; (double)index2 < (double)num9; ++index2)
{
Color color2 = colorArray[index2];
bool flag4 = color2.a > 0.0;
if (flag3)
{
int index3 = index2 - num7;
if (index3 > 0)
{
Color color3 = colorArray[index3];
bool flag5 = color3.a > 0.0;
if (flag4)
{
if (!flag5)
{
if (!emissionFromColor || FloatComparer.AreEqual(r, (float)color2.r, redTolerance) && FloatComparer.AreEqual(g, (float)color2.g, greenTolerance) && FloatComparer.AreEqual(b, (float)color2.b, blueTolerance))
{
colorCache[index1] = color2;
indexCache[index1] = index2;
++index1;
color1 = color2;
flag2 = true;
continue;
}
continue;
}
}
else if (flag5)
{
if (!emissionFromColor || FloatComparer.AreEqual(r, (float)color3.r, redTolerance) && FloatComparer.AreEqual(g, (float)color3.g, greenTolerance) && FloatComparer.AreEqual(b, (float)color3.b, blueTolerance))
{
colorCache[index1] = color3;
indexCache[index1] = index3;
++index1;
}
else
{
continue;
}
}
}
}
if (flag1 && !flag4 && flag2)
{
if (!emissionFromColor || FloatComparer.AreEqual(r, (float)color1.r, redTolerance) && FloatComparer.AreEqual(g, (float)color1.g, greenTolerance) && FloatComparer.AreEqual(b, (float)color1.b, blueTolerance))
{
colorCache[index1] = color1;
indexCache[index1] = index2 - 1;
++index1;
flag2 = true;
}
else
{
continue;
}
}
color1 = color2;
if (!flag4)
{
flag2 = false;
}
else if ((!flag1 || flag4 && !flag2) && (!emissionFromColor || FloatComparer.AreEqual(r, (float)color2.r, redTolerance) && FloatComparer.AreEqual(g, (float)color2.g, greenTolerance) && FloatComparer.AreEqual(b, (float)color2.b, blueTolerance)))
{
colorCache[index1] = color2;
indexCache[index1] = index2;
++index1;
flag2 = true;
}
}
}
else
{
for (int index2 = 0; (double)index2 < (double)num9; ++index2)
{
Color color = colorArray[index2];
if (color.a > 0.0 && (!emissionFromColor || FloatComparer.AreEqual(r, (float)color.r, redTolerance) && FloatComparer.AreEqual(g, (float)color.g, greenTolerance) && FloatComparer.AreEqual(b, (float)color.b, blueTolerance)))
{
colorCache[index1] = color;
indexCache[index1] = index2;
++index1;
}
}
}
if (index1 <= 0)
{
return;
}
Vector3 zero = Vector3.get_zero();
for (int index2 = 0; index2 < emitCount; ++index2)
{
int index3 = Random.Range(0, index1 - 1);
int num7 = indexCache[index3];
float num8 = (float)num7 % x1 / pixelsPerUnit - num5;
float num10 = (float)(num7 / num1) / pixelsPerUnit - num6;
if (flipX)
{
num8 = (float)((double)x1 / (double)pixelsPerUnit - (double)num8 - (double)num5 * 2.0);
}
if (flipY)
{
num10 = (float)((double)y1 / (double)pixelsPerUnit - (double)num10 - (double)num6 * 2.0);
}
zero.x = (__Null)((double)num8 * vector3_2.x - (double)num2);
zero.y = (__Null)((double)num10 * vector3_2.y + (double)num2);
ParticleSystem.EmitParams emitParams = (ParticleSystem.EmitParams)null;
((ParticleSystem.EmitParams) ref emitParams).set_position(Vector3.op_Addition(Quaternion.op_Multiply(quaternion, zero), vector3_1));
if (this.UsePixelSourceColor)
{
((ParticleSystem.EmitParams) ref emitParams).set_startColor(Color32.op_Implicit(colorCache[index3]));
}
((ParticleSystem.EmitParams) ref emitParams).set_startSize(num4);
this.particlesSystem.Emit(emitParams, 1);
}
}
}
/// <summary>
/// Will emit one particle from every pixel in the sprite, or from every pixel in the found color if UseEmissionFromColor is set to true
/// </summary>
/// <param name="hideSprite">Must it disable referenced spriteRenderer</param>
public void EmitAll(bool hideSprite = true)
{
if (hideSprite)
{
spriteRenderer.enabled = false;
}
Sprite sprite = spriteRenderer.sprite;
if (!sprite)
{
if (verboseDebug)
{
Debug.LogError("Unable to emit. Sprite is null in game object " + name);
}
return;
}
float colorR = EmitFromColor.r;
float colorG = EmitFromColor.g;
float colorB = EmitFromColor.b;
Vector3 transformPos = spriteRenderer.gameObject.transform.position;
Quaternion transformRot = spriteRenderer.gameObject.transform.rotation;
Vector3 transformScale = spriteRenderer.gameObject.transform.lossyScale;
//if Particle system is using Local Space discard transform modifiers.
if (SimulationSpace == ParticleSystemSimulationSpace.Local)
{
transformPos = Vector3.zero;
transformScale = Vector3.one;
transformRot = Quaternion.identity;
}
bool flipX = spriteRenderer.flipX;
bool flipY = spriteRenderer.flipY;
float PixelsPerUnit = sprite.pixelsPerUnit;
float width = (int)sprite.rect.size.x;
float height = (int)sprite.rect.size.y;
//set particle size based on sprite Pixels per unit and particle system prefered size
#if UNITY_5_5_OR_NEWER
float startSize = 1 / (PixelsPerUnit);
startSize *= mainModule.startSize.constant; //TODO ability to process different sizes coming in next update
#else
float startSize = 1 / (PixelsPerUnit);
startSize *= particlesSystem.startSize;
#endif
//calculate sprite offset position in texture
float offsetX = sprite.pivot.x / PixelsPerUnit;
float offsetY = sprite.pivot.y / PixelsPerUnit;
//if the sprite raw data is cached use that one, if not ask for it to the texture.
Color[] pix;
if (useSpritesSharingCache && Application.isPlaying)
{
pix = SpritesDataPool.GetSpriteColors(sprite, (int)sprite.rect.position.x, (int)sprite.rect.position.y, (int)width, (int)height);
}
else if (CacheSprites)
{
if (spritesSoFar.ContainsKey(sprite))
{
pix = spritesSoFar[sprite];
}
else
{
pix = sprite.texture.GetPixels((int)sprite.rect.position.x, (int)sprite.rect.position.y, (int)width, (int)height);
spritesSoFar.Add(sprite, pix);
}
}
else
{
pix = sprite.texture.GetPixels((int)sprite.rect.position.x, (int)sprite.rect.position.y, (int)width, (int)height);
}
float toleranceR = RedTolerance;
float toleranceG = GreenTolerance;
float toleranceB = BlueTolerance;
float widthByHeight = width * height;
Vector3 tempV = Vector3.zero;
for (int i = 0; i < widthByHeight; i++)
{
Color c = pix[i];
//skip pixels with alpha 0
if (c.a <= 0)
{
continue;
}
//Skip unwanted colors when using Emission from color.
if (UseEmissionFromColor)
{
if (!FloatComparer.AreEqual(colorR, c.r, toleranceR) ||
!FloatComparer.AreEqual(colorG, c.g, toleranceG) ||
!FloatComparer.AreEqual(colorB, c.b, toleranceB))
{
continue;
}
}
//get pixel position in texture
float posX = ((i % width) / PixelsPerUnit) - offsetX;
float posY = ((i / width) / PixelsPerUnit) - offsetY;
//handle sprite renderer fliping
if (flipX)
{
posX = width / PixelsPerUnit - posX - offsetX * 2;
}
if (flipY)
{
posY = height / PixelsPerUnit - posY - offsetY * 2;
}
tempV.x = posX * transformScale.x;
tempV.y = posY * transformScale.y;
ParticleSystem.EmitParams em = new ParticleSystem.EmitParams();
// define new particle start position based on Sprite pixel position in texture, this game object's rotation and position.
em.position = transformRot * tempV + transformPos;
if (UsePixelSourceColor)
{
em.startColor = c;
}
em.startSize = startSize;
particlesSystem.Emit(em, 1);
}
}
/// <summary>
/// Will emit one particle from every pixel in the sprite, or from every pixel in the found color if UseEmissionFromColor is set to true
/// </summary>
/// <param name="hideSprite">Must it disable referenced spriteRenderer</param>
public void EmitAll(bool hideSprite = true)
{
if (hideSprite)
{
imageRenderer.enabled = false;
}
Sprite sprite = imageRenderer.sprite;
if (!sprite)
{
if (verboseDebug)
{
Debug.LogError("Unable to emit. Sprite is null in game object " + name);
}
return;
}
float colorR = EmitFromColor.r;
float colorG = EmitFromColor.g;
float colorB = EmitFromColor.b;
float PixelsPerUnit = sprite.pixelsPerUnit;
float width = (int)sprite.rect.size.x;
float height = (int)sprite.rect.size.y;
//set particle size based on sprite Pixels per unit and particle system prefered size
#if UNITY_5_5_OR_NEWER
var startSize = mainModule.startSize.constant; //TODO ability to process different sizes coming in next update
#else
var startSize = particlesSystem.startSize;
#endif
//calculate sprite offset position in texture
float offsetX = sprite.pivot.x / PixelsPerUnit;
float offsetY = sprite.pivot.y / PixelsPerUnit;
//if the sprite raw data is cached use that one, if not ask for it to the texture.
Color[] pix;
if (useSpritesSharingCache && Application.isPlaying)
{
pix = SpritesDataPool.GetSpriteColors(sprite, (int)sprite.rect.position.x, (int)sprite.rect.position.y, (int)width, (int)height);
}
else if (CacheSprites)
{
if (spritesSoFar.ContainsKey(sprite))
{
pix = spritesSoFar[sprite];
}
else
{
pix = sprite.texture.GetPixels((int)sprite.rect.position.x, (int)sprite.rect.position.y, (int)width, (int)height);
spritesSoFar.Add(sprite, pix);
}
}
else
{
pix = sprite.texture.GetPixels((int)sprite.rect.position.x, (int)sprite.rect.position.y, (int)width, (int)height);
}
float toleranceR = RedTolerance;
float toleranceG = GreenTolerance;
float toleranceB = BlueTolerance;
float widthByHeight = width * height;
Vector3 tempV = Vector3.zero;
for (int i = 0; i < widthByHeight; i++)
{
Color c = pix[i];
//skip pixels with alpha 0
if (c.a <= 0)
{
continue;
}
//Skip unwanted colors when using Emission from color.
if (UseEmissionFromColor)
{
if (!FloatComparer.AreEqual(colorR, c.r, toleranceR) ||
!FloatComparer.AreEqual(colorG, c.g, toleranceG) ||
!FloatComparer.AreEqual(colorB, c.b, toleranceB))
{
continue;
}
}
//get pixel position in texture
float posX = ((i % width) / PixelsPerUnit) - offsetX;
float posY = ((i / width) / PixelsPerUnit) - offsetY;
ParticleSystem.EmitParams em = new ParticleSystem.EmitParams();
// define new particle start position based on Sprite pixel position in texture, this game object's rotation and position.
tempV.x = posX * wMult + offsetXY.x;
tempV.y = posY * hMult - offsetXY.y;
em.position = tempV;
if (UsePixelSourceColor)
{
em.startColor = c;
}
em.startSize = startSize;
particlesSystem.Emit(em, 1);
}
}
public void EmitAll(bool hideSprite = true)
{
if (hideSprite)
{
((Renderer)this.spriteRenderer).set_enabled(false);
}
Sprite sprite1 = this.spriteRenderer.get_sprite();
if (!Object.op_Implicit((Object)sprite1))
{
if (!this.verboseDebug)
{
return;
}
Debug.LogError((object)("Unable to emit. Sprite is null in game object " + ((Object)this).get_name()));
}
else
{
float r = (float)this.EmitFromColor.r;
float g = (float)this.EmitFromColor.g;
float b = (float)this.EmitFromColor.b;
Vector3 vector3_1 = ((Component)this.spriteRenderer).get_gameObject().get_transform().get_position();
Quaternion quaternion = ((Component)this.spriteRenderer).get_gameObject().get_transform().get_rotation();
Vector3 vector3_2 = ((Component)this.spriteRenderer).get_gameObject().get_transform().get_lossyScale();
if (this.SimulationSpace == null)
{
vector3_1 = Vector3.get_zero();
vector3_2 = Vector3.get_one();
quaternion = Quaternion.get_identity();
}
bool flipX = this.spriteRenderer.get_flipX();
bool flipY = this.spriteRenderer.get_flipY();
float pixelsPerUnit = sprite1.get_pixelsPerUnit();
Rect rect1 = sprite1.get_rect();
float x1 = (float)(int)((Rect) ref rect1).get_size().x;
Rect rect2 = sprite1.get_rect();
float y1 = (float)(int)((Rect) ref rect2).get_size().y;
double num1 = (double)(1f / pixelsPerUnit);
ParticleSystem.MinMaxCurve startSize = ((ParticleSystem.MainModule) ref this.mainModule).get_startSize();
double constant = (double)((ParticleSystem.MinMaxCurve) ref startSize).get_constant();
float num2 = (float)(num1 * constant);
float num3 = (float)sprite1.get_pivot().x / pixelsPerUnit;
float num4 = (float)sprite1.get_pivot().y / pixelsPerUnit;
Color[] colorArray;
if (this.useSpritesSharingCache && Application.get_isPlaying())
{
Sprite sprite2 = sprite1;
Rect rect3 = sprite1.get_rect();
int x2 = (int)((Rect) ref rect3).get_position().x;
Rect rect4 = sprite1.get_rect();
int y2 = (int)((Rect) ref rect4).get_position().y;
int blockWidth = (int)x1;
int blockHeight = (int)y1;
colorArray = SpritesDataPool.GetSpriteColors(sprite2, x2, y2, blockWidth, blockHeight);
}
else if (this.CacheSprites)
{
if (this.spritesSoFar.ContainsKey(sprite1))
{
colorArray = this.spritesSoFar[sprite1];
}
else
{
Texture2D texture = sprite1.get_texture();
Rect rect3 = sprite1.get_rect();
int x2 = (int)((Rect) ref rect3).get_position().x;
Rect rect4 = sprite1.get_rect();
int y2 = (int)((Rect) ref rect4).get_position().y;
int num5 = (int)x1;
int num6 = (int)y1;
colorArray = texture.GetPixels(x2, y2, num5, num6);
this.spritesSoFar.Add(sprite1, colorArray);
}
}
else
{
Texture2D texture = sprite1.get_texture();
Rect rect3 = sprite1.get_rect();
int x2 = (int)((Rect) ref rect3).get_position().x;
Rect rect4 = sprite1.get_rect();
int y2 = (int)((Rect) ref rect4).get_position().y;
int num5 = (int)x1;
int num6 = (int)y1;
colorArray = texture.GetPixels(x2, y2, num5, num6);
}
float redTolerance = this.RedTolerance;
float greenTolerance = this.GreenTolerance;
float blueTolerance = this.BlueTolerance;
float num7 = x1 * y1;
Vector3 zero = Vector3.get_zero();
for (int index = 0; (double)index < (double)num7; ++index)
{
Color color = colorArray[index];
if (color.a > 0.0 && (!this.UseEmissionFromColor || FloatComparer.AreEqual(r, (float)color.r, redTolerance) && FloatComparer.AreEqual(g, (float)color.g, greenTolerance) && FloatComparer.AreEqual(b, (float)color.b, blueTolerance)))
{
float num5 = (float)index % x1 / pixelsPerUnit - num3;
float num6 = (float)index / x1 / pixelsPerUnit - num4;
if (flipX)
{
num5 = (float)((double)x1 / (double)pixelsPerUnit - (double)num5 - (double)num3 * 2.0);
}
if (flipY)
{
num6 = (float)((double)y1 / (double)pixelsPerUnit - (double)num6 - (double)num4 * 2.0);
}
zero.x = (__Null)((double)num5 * vector3_2.x);
zero.y = (__Null)((double)num6 * vector3_2.y);
ParticleSystem.EmitParams emitParams = (ParticleSystem.EmitParams)null;
((ParticleSystem.EmitParams) ref emitParams).set_position(Vector3.op_Addition(Quaternion.op_Multiply(quaternion, zero), vector3_1));
if (this.UsePixelSourceColor)
{
((ParticleSystem.EmitParams) ref emitParams).set_startColor(Color32.op_Implicit(color));
}
((ParticleSystem.EmitParams) ref emitParams).set_startSize(num2);
this.particlesSystem.Emit(emitParams, 1);
}
}
}
}
/// <summary>
/// Randomly emit particles in sprite.
/// </summary>
/// <param name="emitCount">Number of particles to emit</param>
public void Emit(int emitCount)
{
Sprite sprite = imageRenderer.sprite;
if (imageRenderer.overrideSprite)
{
sprite = imageRenderer.overrideSprite;
//Debug.Log(sprite.rect.size.x);
}
if (!sprite)
{
if (verboseDebug)
{
Debug.LogError("Unable to emit. Sprite is null in game object " + name);
}
return;
}
float colorR = EmitFromColor.r;
float colorG = EmitFromColor.g;
float colorB = EmitFromColor.b;
float PixelsPerUnit = sprite.pixelsPerUnit;
float width = (int)sprite.rect.size.x;
float height = (int)sprite.rect.size.y;
//set particle size based on sprite Pixels per unit and particle system prefered size
#if UNITY_5_5_OR_NEWER
ParticleSystem.MinMaxCurve startSize = mainModule.startSize;
#else
var startSize = particlesSystem.startSize;
#endif
//calculate sprite offset position in texture
float offsetX = sprite.pivot.x / PixelsPerUnit;
float offsetY = sprite.pivot.y / PixelsPerUnit;
//if the sprite raw data is cached use that one, if not ask for it to the texture.
Color[] pix;
if (useSpritesSharingCache && Application.isPlaying)
{
pix = SpritesDataPool.GetSpriteColors(sprite, (int)sprite.rect.position.x, (int)sprite.rect.position.y, (int)width, (int)height);
}
else if (CacheSprites)
{
if (spritesSoFar.ContainsKey(sprite))
{
pix = spritesSoFar[sprite];
}
else
{
pix = sprite.texture.GetPixels((int)sprite.rect.position.x, (int)sprite.rect.position.y, (int)width, (int)height);
spritesSoFar.Add(sprite, pix);
}
}
else
{
pix = sprite.texture.GetPixels((int)sprite.rect.position.x, (int)sprite.rect.position.y, (int)width, (int)height);
}
float toleranceR = RedTolerance;
float toleranceG = GreenTolerance;
float toleranceB = BlueTolerance;
float widthByHeight = width * height;
Color[] cCache = colorCache;
int[] iCache = indexCache;
if (cCache.Length < widthByHeight)
{
colorCache = new Color[(int)widthByHeight];
indexCache = new int[(int)widthByHeight];
cCache = colorCache;
iCache = indexCache;
}
//TODO XXX this next "for" is the bottleneck for performance in big images. (optimization could be made, separating this for in 2 or more frames)
//find available pixels to emit from
int matchesCount = 0;
for (int i = 0; i < widthByHeight; i++)
{
Color c = pix[i];
//skip pixels with alpha 0
if (c.a > 0)
{
//Skip unwanted colors when using Emission from color.
if (UseEmissionFromColor)
{
if (!FloatComparer.AreEqual(colorR, c.r, toleranceR) ||
!FloatComparer.AreEqual(colorG, c.g, toleranceG) ||
!FloatComparer.AreEqual(colorB, c.b, toleranceB))
{
continue;
}
}
cCache[matchesCount] = c;
iCache[matchesCount] = i;
matchesCount++;
}
}
//no colors were matched, stop
if (matchesCount <= 0)
{
return;
}
Vector3 tempV = Vector3.zero;
//emit needed particle count
for (int k = 0; k < emitCount; k++)
{
int index = Random.Range(0, matchesCount - 1);
int i = iCache[index];
//get pixel position in texture
float posX = ((i % width) / PixelsPerUnit) - offsetX;
float posY = ((i / width) / PixelsPerUnit) - offsetY;
ParticleSystem.EmitParams em = new ParticleSystem.EmitParams();
// define new particle start position based on Sprite pixel position in texture, this game object's rotation and position.
tempV.x = posX * wMult + offsetXY.x;
tempV.y = posY * hMult - offsetXY.y;
em.position = tempV;
if (UsePixelSourceColor)
{
em.startColor = cCache[index];
}
#if UNITY_5_5_OR_NEWER
em.startSize = startSize.constant;//TODO ability to process different sizes coming in next update
#else
em.startSize = startSize;
#endif
particlesSystem.Emit(em, 1);
}
}
/// <summary>
/// Will cache sprite data needed to emit later.
/// Static emitter needs to cache sprite coords data first before emitting.
/// A lot of variables are saved as local for fast access.
/// </summary>
public virtual void CacheSprite(bool relativeToParent = false)
{
#if MEM_DEBUG
Debug.Log("<color=black>CacheSprite</color> " + gameObject.name);
long mem = System.GC.GetTotalMemory(false);
Debug.Log("<color=red>F00 = </color>" + mem / 1024 / 1024);
#endif
hasCachingEnded = false;
particlesCacheCount = 0;
Sprite sprite = spriteRenderer.sprite;
if (!sprite)
{
if (verboseDebug)
{
Debug.LogError("Unable to cache. Sprite is null in game object " + name);
}
return;
}
float colorR = EmitFromColor.r;
float colorG = EmitFromColor.g;
float colorB = EmitFromColor.b;
//getting sprite source as gameobject for pos rot and scale
Vector3 transformPos = spriteRenderer.gameObject.transform.position;
Quaternion transformRot = spriteRenderer.gameObject.transform.rotation;
Vector3 transformScale = spriteRenderer.gameObject.transform.lossyScale;
bool flipX = spriteRenderer.flipX;
bool flipY = spriteRenderer.flipY;
float PixelsPerUnit = sprite.pixelsPerUnit;
if (spriteRenderer == null || spriteRenderer.sprite == null)
{
if (verboseDebug)
{
Debug.LogError("Sprite reference missing");
}
}
float width = (int)sprite.rect.size.x;
float height = (int)sprite.rect.size.y;
//set particle size based on sprite Pixels per unit and particle system prefered size
#if UNITY_5_5_OR_NEWER
particleStartSize = 1 / PixelsPerUnit;
particleStartSize *= mainModule.startSize.constant; //TODO ability to process different sizes coming in next update
#else
particleStartSize = 1 / PixelsPerUnit;
particleStartSize *= particlesSystem.startSize;
#endif
//calculate sprite offset position in texture
float offsetX = sprite.pivot.x / PixelsPerUnit;
float offsetY = sprite.pivot.y / PixelsPerUnit;
//ask texture for wanted sprite
Color[] pix;
if (useSpritesSharingCache && Application.isPlaying)
{
pix = SpritesDataPool.GetSpriteColors(sprite, (int)sprite.rect.position.x, (int)sprite.rect.position.y, (int)width, (int)height);
}
else
{
pix = sprite.texture.GetPixels((int)sprite.rect.position.x, (int)sprite.rect.position.y, (int)width, (int)height);
}
float toleranceR = RedTolerance;
float toleranceG = GreenTolerance;
float toleranceB = BlueTolerance;
float widthByHeight = width * height;
// Create lists for fast insertion
List <Color> colorsCache = new List <Color>();
List <Vector3> positionsCache = new List <Vector3>();
for (int i = 0; i < widthByHeight; i++)
{
Color c = pix[i];
//skip pixels with alpha 0
if (c.a <= 0)
{
continue;
}
//Skip unwanted colors when using Emission from color.
if (UseEmissionFromColor &&
(!FloatComparer.AreEqual(colorR, c.r, toleranceR) ||
!FloatComparer.AreEqual(colorG, c.g, toleranceG) ||
!FloatComparer.AreEqual(colorB, c.b, toleranceB)))
{
continue;
}
//get pixel position in texture
float posX = ((i % width) / PixelsPerUnit) - offsetX;
float posY = ((i / width) / PixelsPerUnit) - offsetY;
//handle sprite renderer fliping
if (flipX)
{
posX = width / PixelsPerUnit - posX - offsetX * 2;
}
if (flipY)
{
posY = height / PixelsPerUnit - posY - offsetY * 2;
}
Vector3 vTemp;
// define new particle start position based on Sprite pixel position in texture, this game object's rotation and position.
if (relativeToParent)
{
vTemp = transformRot * new Vector3(posX * transformScale.x, posY * transformScale.y, 0) + transformPos;
}
else
{
vTemp = new Vector3(posX, posY, 0);
}
positionsCache.Add(vTemp);
colorsCache.Add(c);
particlesCacheCount++;
}
//Duplicate data as an array for better performance when accessing later
//particlesCacheArray = particlesCache.ToArray();
particleInitPositionsCache = positionsCache.ToArray();
particleInitColorCache = colorsCache.ToArray();
if (particlesCacheCount <= 0)
{
if (verboseDebug)
{
Debug.LogWarning("Caching particle emission went wrong. This is most probably because couldn't find wanted color in sprite");
}
return;
}
#if MEM_DEBUG
Debug.Log("<color=green>F01 = </color>" + System.GC.GetTotalMemory(false) / 1024 / 1024 + " | delta: " + (System.GC.GetTotalMemory(false) - mem) / 1024 / 1024);
#endif
//clear unwanted allocation
pix = null;
positionsCache.Clear();
positionsCache = null;
colorsCache.Clear();
colorsCache = null;
System.GC.Collect();
hasCachingEnded = true;
#if MEM_DEBUG
Debug.Log("<color=blue>F02 = </color> = " + System.GC.GetTotalMemory(false) / 1024 / 1024 + " | final delta: " + (System.GC.GetTotalMemory(false) - mem) / 1024 / 1024);
#endif
#if UNITY_EDITOR
cachedSprite = sprite;
#endif
//finally call event to warn we've finished
if (OnCacheEnded != null)
{
OnCacheEnded();
}
}
public void EmitAll(bool hideSprite = true)
{
if (hideSprite)
{
((Behaviour)this.imageRenderer).set_enabled(false);
}
Sprite sprite1 = this.imageRenderer.get_sprite();
if (!Object.op_Implicit((Object)sprite1))
{
if (!this.verboseDebug)
{
return;
}
Debug.LogError((object)("Unable to emit. Sprite is null in game object " + ((Object)this).get_name()));
}
else
{
float r = (float)this.EmitFromColor.r;
float g = (float)this.EmitFromColor.g;
float b = (float)this.EmitFromColor.b;
float pixelsPerUnit = sprite1.get_pixelsPerUnit();
Rect rect1 = sprite1.get_rect();
float x1 = (float)(int)((Rect) ref rect1).get_size().x;
Rect rect2 = sprite1.get_rect();
float y1 = (float)(int)((Rect) ref rect2).get_size().y;
ParticleSystem.MinMaxCurve startSize = ((ParticleSystem.MainModule) ref this.mainModule).get_startSize();
float constant = ((ParticleSystem.MinMaxCurve) ref startSize).get_constant();
float num1 = (float)sprite1.get_pivot().x / pixelsPerUnit;
float num2 = (float)sprite1.get_pivot().y / pixelsPerUnit;
Color[] colorArray;
if (this.useSpritesSharingCache && Application.get_isPlaying())
{
Sprite sprite2 = sprite1;
Rect rect3 = sprite1.get_rect();
int x2 = (int)((Rect) ref rect3).get_position().x;
Rect rect4 = sprite1.get_rect();
int y2 = (int)((Rect) ref rect4).get_position().y;
int blockWidth = (int)x1;
int blockHeight = (int)y1;
colorArray = SpritesDataPool.GetSpriteColors(sprite2, x2, y2, blockWidth, blockHeight);
}
else if (this.CacheSprites)
{
if (this.spritesSoFar.ContainsKey(sprite1))
{
colorArray = this.spritesSoFar[sprite1];
}
else
{
Texture2D texture = sprite1.get_texture();
Rect rect3 = sprite1.get_rect();
int x2 = (int)((Rect) ref rect3).get_position().x;
Rect rect4 = sprite1.get_rect();
int y2 = (int)((Rect) ref rect4).get_position().y;
int num3 = (int)x1;
int num4 = (int)y1;
colorArray = texture.GetPixels(x2, y2, num3, num4);
this.spritesSoFar.Add(sprite1, colorArray);
}
}
else
{
Texture2D texture = sprite1.get_texture();
Rect rect3 = sprite1.get_rect();
int x2 = (int)((Rect) ref rect3).get_position().x;
Rect rect4 = sprite1.get_rect();
int y2 = (int)((Rect) ref rect4).get_position().y;
int num3 = (int)x1;
int num4 = (int)y1;
colorArray = texture.GetPixels(x2, y2, num3, num4);
}
float redTolerance = this.RedTolerance;
float greenTolerance = this.GreenTolerance;
float blueTolerance = this.BlueTolerance;
float num5 = x1 * y1;
Vector3 zero = Vector3.get_zero();
for (int index = 0; (double)index < (double)num5; ++index)
{
Color color = colorArray[index];
if (color.a > 0.0 && (!this.UseEmissionFromColor || FloatComparer.AreEqual(r, (float)color.r, redTolerance) && FloatComparer.AreEqual(g, (float)color.g, greenTolerance) && FloatComparer.AreEqual(b, (float)color.b, blueTolerance)))
{
float num3 = (float)index % x1 / pixelsPerUnit - num1;
float num4 = (float)index / x1 / pixelsPerUnit - num2;
ParticleSystem.EmitParams emitParams = (ParticleSystem.EmitParams)null;
zero.x = (__Null)((double)num3 * (double)this.wMult + this.offsetXY.x);
zero.y = (__Null)((double)num4 * (double)this.hMult - this.offsetXY.y);
((ParticleSystem.EmitParams) ref emitParams).set_position(zero);
if (this.UsePixelSourceColor)
{
((ParticleSystem.EmitParams) ref emitParams).set_startColor(Color32.op_Implicit(color));
}
((ParticleSystem.EmitParams) ref emitParams).set_startSize(constant);
this.particlesSystem.Emit(emitParams, 1);
}
}
}
}
public void Emit(int emitCount)
{
Sprite key = this.imageRenderer.get_sprite();
if (Object.op_Implicit((Object)this.imageRenderer.get_overrideSprite()))
{
key = this.imageRenderer.get_overrideSprite();
}
if (!Object.op_Implicit((Object)key))
{
if (!this.verboseDebug)
{
return;
}
Debug.LogError((object)("Unable to emit. Sprite is null in game object " + ((Object)this).get_name()));
}
else
{
float r = (float)this.EmitFromColor.r;
float g = (float)this.EmitFromColor.g;
float b = (float)this.EmitFromColor.b;
float pixelsPerUnit = key.get_pixelsPerUnit();
Rect rect1 = key.get_rect();
float x1 = (float)(int)((Rect) ref rect1).get_size().x;
Rect rect2 = key.get_rect();
float y1 = (float)(int)((Rect) ref rect2).get_size().y;
ParticleSystem.MinMaxCurve startSize = ((ParticleSystem.MainModule) ref this.mainModule).get_startSize();
float num1 = (float)key.get_pivot().x / pixelsPerUnit;
float num2 = (float)key.get_pivot().y / pixelsPerUnit;
Color[] colorArray;
if (this.useSpritesSharingCache && Application.get_isPlaying())
{
Sprite sprite = key;
Rect rect3 = key.get_rect();
int x2 = (int)((Rect) ref rect3).get_position().x;
Rect rect4 = key.get_rect();
int y2 = (int)((Rect) ref rect4).get_position().y;
int blockWidth = (int)x1;
int blockHeight = (int)y1;
colorArray = SpritesDataPool.GetSpriteColors(sprite, x2, y2, blockWidth, blockHeight);
}
else if (this.CacheSprites)
{
if (this.spritesSoFar.ContainsKey(key))
{
colorArray = this.spritesSoFar[key];
}
else
{
Texture2D texture = key.get_texture();
Rect rect3 = key.get_rect();
int x2 = (int)((Rect) ref rect3).get_position().x;
Rect rect4 = key.get_rect();
int y2 = (int)((Rect) ref rect4).get_position().y;
int num3 = (int)x1;
int num4 = (int)y1;
colorArray = texture.GetPixels(x2, y2, num3, num4);
this.spritesSoFar.Add(key, colorArray);
}
}
else
{
Texture2D texture = key.get_texture();
Rect rect3 = key.get_rect();
int x2 = (int)((Rect) ref rect3).get_position().x;
Rect rect4 = key.get_rect();
int y2 = (int)((Rect) ref rect4).get_position().y;
int num3 = (int)x1;
int num4 = (int)y1;
colorArray = texture.GetPixels(x2, y2, num3, num4);
}
float redTolerance = this.RedTolerance;
float greenTolerance = this.GreenTolerance;
float blueTolerance = this.BlueTolerance;
float num5 = x1 * y1;
Color[] colorCache = this.colorCache;
int[] indexCache = this.indexCache;
if ((double)colorCache.Length < (double)num5)
{
this.colorCache = new Color[(int)num5];
this.indexCache = new int[(int)num5];
colorCache = this.colorCache;
indexCache = this.indexCache;
}
int index1 = 0;
for (int index2 = 0; (double)index2 < (double)num5; ++index2)
{
Color color = colorArray[index2];
if (color.a > 0.0 && (!this.UseEmissionFromColor || FloatComparer.AreEqual(r, (float)color.r, redTolerance) && FloatComparer.AreEqual(g, (float)color.g, greenTolerance) && FloatComparer.AreEqual(b, (float)color.b, blueTolerance)))
{
colorCache[index1] = color;
indexCache[index1] = index2;
++index1;
}
}
if (index1 <= 0)
{
return;
}
Vector3 zero = Vector3.get_zero();
for (int index2 = 0; index2 < emitCount; ++index2)
{
int index3 = Random.Range(0, index1 - 1);
int num3 = indexCache[index3];
float num4 = (float)num3 % x1 / pixelsPerUnit - num1;
float num6 = (float)num3 / x1 / pixelsPerUnit - num2;
ParticleSystem.EmitParams emitParams = (ParticleSystem.EmitParams)null;
zero.x = (__Null)((double)num4 * (double)this.wMult + this.offsetXY.x);
zero.y = (__Null)((double)num6 * (double)this.hMult - this.offsetXY.y);
((ParticleSystem.EmitParams) ref emitParams).set_position(zero);
if (this.UsePixelSourceColor)
{
((ParticleSystem.EmitParams) ref emitParams).set_startColor(Color32.op_Implicit(colorCache[index3]));
}
((ParticleSystem.EmitParams) ref emitParams).set_startSize(((ParticleSystem.MinMaxCurve) ref startSize).get_constant());
this.particlesSystem.Emit(emitParams, 1);
}
}
}
public virtual void CacheSprite(bool relativeToParent = false)
{
this.hasCachingEnded = false;
this.particlesCacheCount = 0;
Sprite sprite1 = this.imageRenderer.get_sprite();
if (!Object.op_Implicit((Object)sprite1))
{
if (!this.verboseDebug)
{
return;
}
Debug.LogError((object)("Unable to cache. Sprite is null in game object " + ((Object)this).get_name()));
}
else
{
float r = (float)this.EmitFromColor.r;
float g = (float)this.EmitFromColor.g;
float b = (float)this.EmitFromColor.b;
float pixelsPerUnit = sprite1.get_pixelsPerUnit();
if ((Object.op_Equality((Object)this.imageRenderer, (Object)null) || Object.op_Equality((Object)this.imageRenderer.get_sprite(), (Object)null)) && this.verboseDebug)
{
Debug.LogError((object)"Image UI reference missing");
}
Rect rect1 = sprite1.get_rect();
float x1 = (float)(int)((Rect) ref rect1).get_size().x;
Rect rect2 = sprite1.get_rect();
float y1 = (float)(int)((Rect) ref rect2).get_size().y;
ParticleSystem.MinMaxCurve startSize = ((ParticleSystem.MainModule) ref this.mainModule).get_startSize();
this.particleStartSize = ((ParticleSystem.MinMaxCurve) ref startSize).get_constant();
float num1 = (float)sprite1.get_pivot().x / pixelsPerUnit;
float num2 = (float)sprite1.get_pivot().y / pixelsPerUnit;
Color[] colorArray;
if (this.useSpritesSharingCache && Application.get_isPlaying())
{
Sprite sprite2 = sprite1;
Rect rect3 = sprite1.get_rect();
int x2 = (int)((Rect) ref rect3).get_position().x;
Rect rect4 = sprite1.get_rect();
int y2 = (int)((Rect) ref rect4).get_position().y;
int blockWidth = (int)x1;
int blockHeight = (int)y1;
colorArray = SpritesDataPool.GetSpriteColors(sprite2, x2, y2, blockWidth, blockHeight);
}
else
{
Texture2D texture = sprite1.get_texture();
Rect rect3 = sprite1.get_rect();
int x2 = (int)((Rect) ref rect3).get_position().x;
Rect rect4 = sprite1.get_rect();
int y2 = (int)((Rect) ref rect4).get_position().y;
int num3 = (int)x1;
int num4 = (int)y1;
colorArray = texture.GetPixels(x2, y2, num3, num4);
}
float redTolerance = this.RedTolerance;
float greenTolerance = this.GreenTolerance;
float blueTolerance = this.BlueTolerance;
float num5 = x1 * y1;
List <Color> colorList = new List <Color>();
List <Vector3> vector3List = new List <Vector3>();
for (int index = 0; (double)index < (double)num5; ++index)
{
Color color = colorArray[index];
if (color.a > 0.0 && (!this.UseEmissionFromColor || FloatComparer.AreEqual(r, (float)color.r, redTolerance) && FloatComparer.AreEqual(g, (float)color.g, greenTolerance) && FloatComparer.AreEqual(b, (float)color.b, blueTolerance)))
{
float num3 = (float)index % x1 / pixelsPerUnit - num1;
float num4 = (float)index / x1 / pixelsPerUnit - num2;
Vector3 vector3;
((Vector3) ref vector3).\u002Ector(num3, num4, 0.0f);
vector3List.Add(vector3);
colorList.Add(color);
++this.particlesCacheCount;
}
}
this.particleInitPositionsCache = vector3List.ToArray();
this.particleInitColorCache = colorList.ToArray();
if (this.particlesCacheCount <= 0)
{
if (!this.verboseDebug)
{
return;
}
Debug.LogWarning((object)"Caching particle emission went wrong. This is most probably because couldn't find wanted color in sprite");
}
else
{
vector3List.Clear();
colorList.Clear();
GC.Collect();
this.hasCachingEnded = true;
if (this.OnCacheEnded == null)
{
return;
}
this.OnCacheEnded();
}
}
}
