/// <summary>
/// 将镜头中心平移到指定的区块
/// </summary>
/// <param name="r">区块的横向编号，值域[0, 14]，其中7是屏幕纵向正中</param>
/// <param name="c">区块的纵向编号，值域[0, 32]，其中0是屏幕横向正中</param>
public static void Translate(int r, int c)
{
// 计算运动轨迹
var orgPoint = SCamera3D.GetScreenCoordination(SCamera3D.lastFocusRow, SCamera3D.lastFocusCol);
var destPoint = SCamera3D.GetScreenCoordination(r, c);
var delta = SCamera3D.GetManhattanDistance(destPoint, orgPoint);
var actualBeginPoint = ViewManager.View3D.ST3D_Camera.Position;
// 动画
Point3DAnimationUsingKeyFrames v3dAni = new Point3DAnimationUsingKeyFrames();
EasingPoint3DKeyFrame k1 = new EasingPoint3DKeyFrame()
{
Value = new Point3D(actualBeginPoint.X, actualBeginPoint.Y, SCamera3D.lastZIndex),
KeyTime = TimeSpan.FromMilliseconds(0),
EasingFunction = new CubicEase()
{
EasingMode = EasingMode.EaseOut
}
};
EasingPoint3DKeyFrame k2 = new EasingPoint3DKeyFrame()
{
Value = new Point3D(actualBeginPoint.X + delta.X, actualBeginPoint.Y + delta.Y, SCamera3D.lastZIndex),
KeyTime = TimeSpan.FromMilliseconds(SCamera3D.animationTimeMS),
EasingFunction = new CubicEase()
{
EasingMode = EasingMode.EaseOut
}
};
v3dAni.KeyFrames.Add(k1);
v3dAni.KeyFrames.Add(k2);
v3dAni.FillBehavior = FillBehavior.Stop;
AnimationClock aniClock = v3dAni.CreateClock();
lock (SCamera3D.AnimatingStorySet)
{
SCamera3D.AnimatingStorySet.Add(aniClock);
}
v3dAni.Completed += delegate
{
lock (SCamera3D.AnimatingStorySet)
{
SCamera3D.AnimatingStorySet.Remove(aniClock);
}
ViewManager.View3D.ST3D_Camera.Position = new Point3D(actualBeginPoint.X + delta.X,
actualBeginPoint.Y + delta.Y, SCamera3D.lastZIndex);
};
ViewManager.View3D.ST3D_Camera.BeginAnimation(ProjectionCamera.PositionProperty, v3dAni);
// 更新后台
Director.ScrMana.SCameraFocusRow = SCamera3D.lastFocusRow = r;
Director.ScrMana.SCameraFocusCol = SCamera3D.lastFocusCol = c;
Director.ScrMana.SCameraScale = SCamera3D.lastZIndex;
}
/// <summary>
/// 初始化镜头系统，必须在使用场景镜头系统前调用它
/// </summary>
public static void Init()
{
// 动画属性
SCamera3D.SCameraAnimationTimeMS = 500;
// 尺度初始化
Director.ScrMana.SCameraScale = SCamera3D.orginalCameraZIndex;
Director.ScrMana.SCameraFocusCol = 0;
Director.ScrMana.SCameraFocusRow = GlobalConfigContext.GAME_SCAMERA_SCR_ROWCOUNT / 2;
// 计算区块的横向中点坐标
double blockWidth = SCamera3D.scrWidth / (GlobalConfigContext.GAME_SCAMERA_SCR_COLCOUNT - GlobalConfigContext.GAME_SCAMERA_SCR_SINGLEBLOODCOLCOUNT);
double blockOffset = blockWidth / 2.0;
var xArr = new double[GlobalConfigContext.GAME_SCAMERA_SCR_COLCOUNT + 1];
for (int i = GlobalConfigContext.GAME_SCAMERA_SCR_COLCOUNT; i >= 1; i--)
{
xArr[i] = 0 - blockOffset - blockWidth * (GlobalConfigContext.GAME_SCAMERA_SCR_COLCOUNT / 2.0 - i);
}
xArr[0] = 0;
// 计算区块的可视区间
SCamera3D.CharacterBlockList = new List <Tuple <Point3D, Point3D, Point3D, Point3D> >();
for (int i = 0; i <= GlobalConfigContext.GAME_SCAMERA_SCR_COLCOUNT; i++)
{
var LeftBottom = new Point3D(xArr[i] - 2.031, -4.252, 0);
var RightBottom = new Point3D(xArr[i] + 2.031, -4.252, 0);
var LeftUp = new Point3D(xArr[i] - 2.031, 1.652, 0);
var RightUp = new Point3D(xArr[i] + 2.031, 1.652, 0);
SCamera3D.CharacterBlockList.Add(new Tuple <Point3D, Point3D, Point3D, Point3D>(LeftBottom, RightBottom, LeftUp, RightUp));
}
// 计算区块中点坐标
double blockHeight = SCamera3D.scrHeight / GlobalConfigContext.GAME_SCAMERA_SCR_ROWCOUNT;
SCamera3D.screenPointMap = new Point[GlobalConfigContext.GAME_SCAMERA_SCR_ROWCOUNT, GlobalConfigContext.GAME_SCAMERA_SCR_COLCOUNT + 1];
for (int i = 0; i < GlobalConfigContext.GAME_SCAMERA_SCR_ROWCOUNT; i++)
{
// 变量j从1开始，为0预留位置，0是预留给屏幕横向的中央
for (int j = 1; j <= GlobalConfigContext.GAME_SCAMERA_SCR_COLCOUNT; j++)
{
SCamera3D.screenPointMap[i, j] = new Point(xArr[j], (i - GlobalConfigContext.GAME_SCAMERA_SCR_ROWCOUNT / 2) * blockHeight);
}
}
for (int i = 0; i < GlobalConfigContext.GAME_SCAMERA_SCR_ROWCOUNT; i++)
{
SCamera3D.screenPointMap[i, 0] = new Point(xArr[0], (i - GlobalConfigContext.GAME_SCAMERA_SCR_ROWCOUNT / 2) * blockHeight);
}
// 计算标准曼哈顿距离表
SCamera3D.manhattanDistanceMap = new Dictionary <Point, Dictionary <Point, Point> >();
for (int i = 0; i < GlobalConfigContext.GAME_SCAMERA_SCR_ROWCOUNT; i++)
{
for (int j = 0; j <= GlobalConfigContext.GAME_SCAMERA_SCR_COLCOUNT; j++)
{
var pt = SCamera3D.screenPointMap[i, j];
if (SCamera3D.manhattanDistanceMap.ContainsKey(pt) == false)
{
SCamera3D.manhattanDistanceMap[pt] = new Dictionary <Point, Point>();
}
for (int m = 0; m < GlobalConfigContext.GAME_SCAMERA_SCR_ROWCOUNT; m++)
{
for (int n = 0; n <= GlobalConfigContext.GAME_SCAMERA_SCR_COLCOUNT; n++)
{
var rhsPt = SCamera3D.screenPointMap[m, n];
SCamera3D.manhattanDistanceMap[pt][rhsPt] = SCamera3D.GetManhattanDistance(pt, rhsPt);
}
}
}
}
}
/// <summary>
/// 进入场景并做默认拉长焦距效果
/// </summary>
public static void PostEnterScene()
{
SCamera3D.ResumeBlackFrame();
SCamera3D.ResetFocus(true);
}
/// <summary>
/// 布置场景结束并准备进入时调用此方法以准备动画
/// </summary>
public static void PreviewEnterScene()
{
ViewManager.View3D.ST3D_Camera.Position = new Point3D(0, 0, SCamera3D.orginalCameraZIndex);
SCamera3D.FocusOn(GlobalConfigContext.GAME_SCAMERA_SCR_ROWCOUNT / 2, 0, 1.8, true);
}
/// <summary>
/// 在镜头聚焦的区块上调整焦距
/// </summary>
/// <param name="ratio">缩放的倍率，值域(0.0, +∞)，原始尺寸对应于1.0</param>
public static void Focus(double ratio)
{
SCamera3D.FocusOn(Director.ScrMana.SCameraFocusRow, Director.ScrMana.SCameraFocusCol, ratio);
}