public override IEnumerable <bool> E_Task()
{
DDTaskList el = new DDTaskList();
double dx = 0.0;
double dy = 0.0;
double ldx;
double ldy;
double shadow_a = 0.0;
double shadow_x = 0.0;
double title_a = 0.0;
double shadow_targ_a;
double shadow_targ_x;
double title_targ_a;
for (int frame = 0; ; frame++)
{
ldx = dx;
ldy = dy;
dx = Math.Cos(frame / 199.0) * 40.0;
dy = Math.Cos(frame / 211.0) * 30.0;
double dxa = dx - ldx;
double dya = dy - ldy;
DDDraw.DrawBegin(Ground.I.Picture.TitleWall, DDConsts.Screen_W / 2 + dx, DDConsts.Screen_H / 2 + dy);
DDDraw.DrawZoom(1.3);
DDDraw.DrawEnd();
if (1 <= frame && DDUtils.Random.Real() < 0.03 + Math.Sin(frame / 307.0) * 0.02)
{
el.Add(SCommon.Supplier(this.Effect_0001(dx, dy, dxa, dya)));
}
el.ExecuteAllTask_Reverse();
double titleX = 720.0 + dx * 0.4;
double titleY = 270.0 + dy * 0.4;
double tba = 0.5 + Math.Sin(frame / 103.0) * 0.185 + Math.Sin(frame / 3.0) * 0.015 * Math.Sin(frame / 107.0);
double tfa = 0.3;
tba *= title_a;
tfa *= title_a;
{
const int FRAME_MAX = 300;
if (frame < FRAME_MAX)
{
DDDraw.SetBlendAdd(frame * tba / FRAME_MAX);
DDDraw.DrawCenter(Ground.I.Picture.Title, titleX, titleY);
DDDraw.Reset();
}
else
{
DDDraw.SetBlendAdd(tba);
DDDraw.DrawCenter(Ground.I.Picture.Title, titleX, titleY);
DDDraw.Reset();
}
}
{
const int FRAME_MAX = 300;
if (frame < FRAME_MAX)
{
DDDraw.SetBlendAdd(frame * tfa / FRAME_MAX);
DDDraw.DrawCenter(Ground.I.Picture.Title, titleX, titleY);
DDDraw.Reset();
}
else
{
DDDraw.SetBlendAdd(tfa);
DDDraw.DrawCenter(Ground.I.Picture.Title, titleX, titleY);
DDDraw.Reset();
}
}
if (this.DeepConfigEntered)
{
shadow_targ_a = 0.3;
shadow_targ_x = DDConsts.Screen_W;
title_targ_a = 0.0;
}
else if (this.TopMenuLeaved)
{
shadow_targ_a = 0.3;
shadow_targ_x = 480.0;
title_targ_a = 1.0;
}
else
{
shadow_targ_a = 0.0;
shadow_targ_x = 30.0;
title_targ_a = 1.0;
}
DDUtils.Approach(ref shadow_a, shadow_targ_a, 0.8);
DDUtils.Approach(ref shadow_x, shadow_targ_x, 0.8);
DDUtils.Approach(ref title_a, title_targ_a, 0.97);
DDDraw.SetAlpha(shadow_a);
DDDraw.SetBright(0, 0, 0);
DDDraw.DrawRect(Ground.I.Picture.WhiteBox, 0, 0, shadow_x, DDConsts.Screen_H);
DDDraw.Reset();
yield return(true);
}
}
