private void _RainLoop()
{
FieldMap fieldmap = PersistenSingleton <EventEngine> .Instance.fieldmap;
if (fieldmap == (UnityEngine.Object)null)
{
return;
}
BGCAM_DEF currentBgCamera = fieldmap.GetCurrentBgCamera();
for (Int32 i = 0; i < this.numRain; i++)
{
FieldRainRenderer.Rain rain = this.rainList[i];
this._RTPTRain(rain, this.speed, this.gen);
Vector3 p = PSX.CalculateGTE_RTPT_POS(rain.p0, Matrix4x4.identity, currentBgCamera.GetMatrixR(), currentBgCamera.GetViewDistance(), fieldmap.GetProjectionOffset(), false);
Vector3 p2 = PSX.CalculateGTE_RTPT_POS(rain.p1, Matrix4x4.identity, currentBgCamera.GetMatrixR(), currentBgCamera.GetViewDistance(), fieldmap.GetProjectionOffset(), false);
Vector3 p3 = PSX.CalculateGTE_RTPT_POS(rain.p2, Matrix4x4.identity, currentBgCamera.GetMatrixR(), currentBgCamera.GetViewDistance(), fieldmap.GetProjectionOffset(), false);
rain.p0 = p;
rain.p1 = p2;
rain.p2 = p3;
rain.col0 = new Color(0f, 0f, 0f, 1f);
Int32 num = (Int32)p.z;
Int32 num2 = num >> 6;
Int32 num3 = 240;
num3 -= num2;
rain.col1 = new Color((Single)num3 / 255f, (Single)num3 / 255f, (Single)num3 / 255f, 1f);
}
}
private void _RTPTRain(FieldRainRenderer.Rain p, Int32 rainSpeed, Int32 hold)
{
Vector3 pos = p.pos;
p.p0 = pos;
p.p1 = pos;
p.p1.y = p.p1.y - (Single)rainSpeed;
if (hold == 0)
{
p.pos = p.p1;
}
p.p2 = p.p1;
p.p2.y = p.p2.y - (Single)rainSpeed;
}
private void _GenerateRain(Int32 height)
{
Int32 num = this.strength;
this.numRain = 0;
this.over = 0;
for (Int32 i = 0; i < num; i++)
{
if (this.numRain == this.maxRain)
{
this.over = 1;
break;
}
if (this.rainList[i].pos.y > -2000f)
{
FieldRainRenderer.Rain rain = this.rainList[i];
rain.pos.y = rain.pos.y - (Single)this.speed;
this.numRain++;
}
else
{
UInt32 num2 = this._rnd521();
UInt32 num3 = num2 << 16;
num3 >>= 19;
UInt32 num4 = num3 & 65535u;
if (this.isIifaTreeMap)
{
this.rainList[i].pos.x = (Single)UnityEngine.Random.Range(-2000, 4000) + this.posOffset.x;
this.rainList[i].pos.y = (Single)UnityEngine.Random.Range(1500, 2000) + this.posOffset.y;
this.rainList[i].pos.z = (Single)UnityEngine.Random.Range(800, 2200) + this.posOffset.z;
}
else
{
this.rainList[i].pos.x = (Single)((Int32)((Int16)num4) * this._rndSign()) * 0.5f;
num3 = (num2 & 255u);
num3 += (UInt32)height;
this.rainList[i].pos.y = (Single)((Int16)num3);
num3 = num2 >> 19;
this.rainList[i].pos.z = (Single)((Int32)((Int16)num3) * this._rndSign()) * 0.5f;
}
this.numRain++;
}
}
}
private void OnPostRender()
{
if (PersistenSingleton <SceneDirector> .Instance.IsFading)
{
return;
}
if (this.numRain == 0)
{
return;
}
GL.PushMatrix();
this.mat.SetPass(0);
GL.LoadOrtho();
GL.Begin(7);
for (Int32 i = 0; i < this.numRain; i++)
{
FieldRainRenderer.Rain rain = this.rainList[i];
Vector3 p = rain.p0;
Vector3 p2 = rain.p1;
Vector3 p3 = rain.p2;
p.x -= this.offset.x;
p2.x -= this.offset.x;
p3.x -= this.offset.x;
p.y -= this.offset.y;
p2.y -= this.offset.y;
p3.y -= this.offset.y;
p.x /= FieldMap.PsxFieldWidth;
p2.x /= FieldMap.PsxFieldWidth;
p3.x /= FieldMap.PsxFieldWidth;
p.y /= FieldMap.PsxFieldHeightNative;
p2.y /= FieldMap.PsxFieldHeightNative;
p3.y /= FieldMap.PsxFieldHeightNative;
p.z = 0f;
p2.z = 0f;
p3.z = 0f;
this.DrawFieldRain(p, p2, rain.col0, rain.col1);
this.DrawFieldRain(p2, p3, rain.col1, rain.col0);
}
GL.End();
GL.PopMatrix();
}