///<summary>更新D3D相机, isAni是否以动画方式更新相机，duraion动画时长毫秒, isImmediateRefreshEarth是否立即刷目标位置地图</summary>
public void updateD3DCamera(bool isAni = false, int duration = 500, bool isImmediateRefreshEarth = true)
{
STRUCT_Camera para = new STRUCT_Camera()
{
far = Far, near = Near, fieldofview = FieldOfView
};
para.lookat = new VECTOR3D(cameraLookat.X, cameraLookat.Y, cameraLookat.Z);
para.pos = new VECTOR3D(cameraPosition.X, cameraPosition.Y, cameraPosition.Z);
para.up = new VECTOR3D(cameraUp.X, cameraUp.Y, cameraUp.Z);
para.direction = new VECTOR3D(cameraDirection.X, cameraDirection.Y, cameraDirection.Z);
IntPtr ipPara = Marshal.AllocCoTaskMem(Marshal.SizeOf(para));
Marshal.StructureToPtr(para, ipPara, false);
D3DManager.ChangeCameraPara(earth.earthkey, ipPara, isAni, duration);
Marshal.FreeCoTaskMem(ipPara);
if (duration > 0 && _isAutoUpdateMapModel && operateMode == EOperateMode.地图模式)
{
if (isImmediateRefreshEarth)
{
earth.earthManager.refreshEarth();
}
tmr.Interval = TimeSpan.FromMilliseconds(duration);
tmr.Start();
}
}
public void updateEarthPara()
{
//传实例参数
IntPtr ipPara = Marshal.AllocCoTaskMem(Marshal.SizeOf(earthpara));
Marshal.StructureToPtr(earthpara, ipPara, false);
D3DManager.ChangeProperty(earth.earthkey, (int)EModelType.地图, (int)EPropertyType.参数, 0, 0, ipPara, 0, IntPtr.Zero, 0);
Marshal.FreeCoTaskMem(ipPara);
//传map ip地址
IntPtr ipLabel = Marshal.StringToCoTaskMemUni(Config.MapIP); //根据瓦片读取模式传IP或path
D3DManager.ChangeProperty(earth.earthkey, (int)EModelType.地图, (int)EPropertyType.地址, 0, 0, ipLabel, 0, IntPtr.Zero, 0);
Marshal.FreeCoTaskMem(ipLabel);
//传路径2 overlay
if (earthpara.tileReadMode == ETileReadMode.自定义文件瓦片 || earthpara.tileReadMode == ETileReadMode.自定义Web瓦片)
{
ipLabel = Marshal.StringToCoTaskMemUni(Config.MapPath); //路径
D3DManager.ChangeProperty(earth.earthkey, (int)EModelType.地图, (int)EPropertyType.路径, 0, 0, ipLabel, 0, IntPtr.Zero, 0);
Marshal.FreeCoTaskMem(ipLabel);
ipLabel = Marshal.StringToCoTaskMemUni(Config.MapPath2); //路径2, overlay
D3DManager.ChangeProperty(earth.earthkey, (int)EModelType.地图, (int)EPropertyType.路径2, 0, 0, ipLabel, 0, IntPtr.Zero, 0);
Marshal.FreeCoTaskMem(ipLabel);
}
}
/////<summary>光源集合数组，序号0-5</summary>
//public CLight[] lights;
//public Color AmbientLight { get; set; }
///<summary>提交环境光</summary>
public void applyAmbientLight()
{
if (lightset == null)
{
return;
}
D3DManager.ChangeAmbientLight(earth.earthkey, Helpler.ColorToUInt(lightset.AmbientLight));
}
///<summary>提交光源</summary>
public void applyLight()
{
IntPtr ipPara = Marshal.AllocCoTaskMem(Marshal.SizeOf(lightSturPara));
Marshal.StructureToPtr(lightSturPara, ipPara, false);
D3DManager.ChangeLightPara(parent.earth.earthkey, lightnum, ipPara);
Marshal.FreeCoTaskMem(ipPara);
}
///<summary>后台扫描和预计算</summary>
void bworker_DoWork(object sender, DoWorkEventArgs e)
{
//earth.camera.cameraFrustum = new BoundingFrustum(earth.camera.view * Matrix.CreatePerspectiveFieldOfView(MathHelper.PiOver4 * 1.2f, (float)earth.global.ScreenWidth / earth.global.ScreenHeight, earth.camera.Near, earth.camera.Far));
earth.camera.cameraFrustum = new BoundingFrustum(earth.camera.view * earth.camera.projection);
earth.global.maxlayer = 0;
earth.global.maxlayertileinfo = "";
scan(datas);
int result = D3DManager.BeginTransfer(earth.earthkey);
if (result != 0)
{
update(datas);
D3DManager.EndTransfer(earth.earthkey);
}
}
///<summary>更新D3D相机, isAni是否以动画方式更新相机，duraion动画时长毫秒</summary>
public void updateD3DCamera(bool isAni = false, int duration = 500)
{
STRUCT_Camera para = new STRUCT_Camera()
{
far = Far, near = Near, fieldofview = FieldOfView
};
para.lookat = new VECTOR3D(cameraLookat.X, cameraLookat.Y, cameraLookat.Z);
para.pos = new VECTOR3D(cameraPosition.X, cameraPosition.Y, cameraPosition.Z);
para.up = new VECTOR3D(cameraUp.X, cameraUp.Y, cameraUp.Z);
para.direction = new VECTOR3D(cameraDirection.X, cameraDirection.Y, cameraDirection.Z);
IntPtr ipPara = Marshal.AllocCoTaskMem(Marshal.SizeOf(para));
Marshal.StructureToPtr(para, ipPara, false);
D3DManager.ChangeCameraPara(earth.earthkey, ipPara, isAni, duration);
Marshal.FreeCoTaskMem(ipPara);
}
///<summary>根据相机位置重计算缺省光源方向，并提交缺省光源</summary>
public void applyLights()
{
if (lightset == null)
{
return;
}
applyAmbientLight();
foreach (var item in lightset.lights)
{
IntPtr ipPara = Marshal.AllocCoTaskMem(Marshal.SizeOf(item.lightSturPara));
Marshal.StructureToPtr(item.lightSturPara, ipPara, false);
D3DManager.ChangeLightPara(earth.earthkey, item.num, ipPara);
Marshal.FreeCoTaskMem(ipPara);
}
//if (earth.earthManager.earthpara.SceneMode == ESceneMode.局部平面)
//{
// Vector3D vecGround = new Vector3D(0,0,-1);
// Vector3D vecY = new Vector3D(0, 1, 0);
// Vector3D vecX = new Vector3D(1, 0, 0);
// //右侧上光源正常效果
// Vector3D vecDir;
// RotateTransform3D rotate;
// rotate = new RotateTransform3D(new AxisAngleRotation3D(vecY, -60));
// vecDir = rotate.Transform(vecGround);
// rotate = new RotateTransform3D(new AxisAngleRotation3D(vecX, 60));
// vecDir = rotate.Transform(vecDir);
// //vecDir.Negate();
// vecDir.Normalize();
// lights[0].Direction = vecDir;
// lights[0].applyLight();
// //右侧上光源通透效果
// lights[1].Direction = vecDir;
// lights[1].applyLight();
// //正前方光源
// lights[2].Direction =vecY;
// lights[2].applyLight();
// lights[2].applyLight();
//}
//else
//{
// Vector3D vecGround = new Vector3D(earth.camera.cameraPosition.X, earth.camera.cameraPosition.Y, earth.camera.cameraPosition.Z);
// vecGround = vecGround * (vecGround.Length / Para.Radius);
// Vector3D vecY = new Vector3D(0, 1, 0);
// Vector3D vecAxis = Vector3D.CrossProduct(vecGround, vecY);
// vecAxis.Normalize();
// //右侧上光源正常效果
// Vector3D vecDir;
// RotateTransform3D rotate;
// rotate = new RotateTransform3D(new AxisAngleRotation3D(vecAxis, -60));
// vecDir = rotate.Transform(vecGround);
// rotate = new RotateTransform3D(new AxisAngleRotation3D(vecGround, 60));
// vecDir = rotate.Transform(vecDir);
// vecDir.Negate();
// vecDir.Normalize();
// lights[0].Direction = vecDir;
// lights[0].applyLight();
// //右侧上光源通透效果
// rotate = new RotateTransform3D(new AxisAngleRotation3D(vecAxis, -60));
// vecDir = rotate.Transform(vecGround);
// rotate = new RotateTransform3D(new AxisAngleRotation3D(vecGround, 60));
// vecDir = rotate.Transform(vecDir);
// vecDir.Negate();
// vecDir.Normalize();
// lights[1].Direction = vecDir;
// lights[1].applyLight();
// //正前方光源
// rotate = new RotateTransform3D(new AxisAngleRotation3D(vecAxis, -60));
// vecDir = rotate.Transform(vecGround);
// //rotate = new RotateTransform3D(new AxisAngleRotation3D(vecGround, 60));
// //vecDir = rotate.Transform(vecDir);
// vecDir.Negate();
// vecDir.Normalize();
// lights[2].Direction = vecDir;
// lights[2].applyLight();
//}
}
///<summary>返回场景中3D点在场景平面的坐标</summary>
public System.Windows.Point transformD3DToScreen(VECTOR3D point3d)
{
POINT p = D3DManager.TransformD3DToScreen(earth.earthkey, point3d);
return(new System.Windows.Point(p.x, p.y));
}
/// <summary>
/// 遍历进行操作
/// </summary>
/// <param name="node"></param>
private void update(EarthData node) //遍历进行更新操作
{
while (node.subCurve.Count(p => !p.handled) > 0)
{
update(node.subCurve.First(p => !p.handled));
}
switch (node.operate)
{
case EOperate.节点模型删除:
//mapTiles.Remove(node.id);
//Earth.DelMapTile(node.layer,node.idxx,node.idxy);
node.parent.subCurve.Remove(node);
node.parent = null;
break;
case EOperate.节点删除:
node.parent.subCurve.Remove(node);
node.parent = null;
break;
case EOperate.模型删除:
//mapTiles.Remove(node.id);
//Earth.DelMapTile(node.layer,node.idxx,node.idxy);
node.curStatus = node.oprStatus;
break;
case EOperate.模型加入:
//mapTiles.Add(node.id, updateTiles[node.id]);
{
if (node.mustModelStatus == EMeshStatus.维)
{
int count = node.terrainHeigList.Count;
IntPtr ipHigh = Marshal.AllocCoTaskMem(Marshal.SizeOf(node.terrainHeigList[0]) * count); //传递点序列结构数组指针
for (int i = 0; i < count; i++)
{
Marshal.StructureToPtr(node.terrainHeigList[i], (IntPtr)(ipHigh.ToInt32() + i * Marshal.SizeOf(node.terrainHeigList[i])), false);
}
D3DManager.AddMapTile(earth.earthkey, node.hashcode, node.layer, node.idxx, node.idxy, node.mustModelStatus == EMeshStatus.维, node.terrainSliceCount, ipHigh); // 当isshowterrain为true且terrainspan与原值不同，将会重建地形mesh
Marshal.FreeCoTaskMem(ipHigh);
}
else
{
D3DManager.AddMapTile(earth.earthkey, node.hashcode, node.layer, node.idxx, node.idxy, false, 0, IntPtr.Zero); //isShowTerrain为false时，不会更改地形相关数据，仅为开关控制
}
}
node.curStatus = node.oprStatus;
break;
case EOperate.模型更新:
{
if (node.mustModelStatus == EMeshStatus.维)
{
int count = node.terrainHeigList.Count;
IntPtr ipHigh = Marshal.AllocCoTaskMem(Marshal.SizeOf(node.terrainHeigList[0]) * count); //传递点序列结构数组指针
for (int i = 0; i < count; i++)
{
Marshal.StructureToPtr(node.terrainHeigList[i], (IntPtr)(ipHigh.ToInt32() + i * Marshal.SizeOf(node.terrainHeigList[i])), false);
}
D3DManager.AddMapTile(earth.earthkey, node.hashcode, node.layer, node.idxx, node.idxy, node.mustModelStatus == EMeshStatus.维, node.terrainSliceCount, ipHigh); // 当isshowterrain为true且terrainspan与原值不同，将会重建地形mesh
Marshal.FreeCoTaskMem(ipHigh);
}
else
{
D3DManager.AddMapTile(earth.earthkey, node.hashcode, node.layer, node.idxx, node.idxy, false, 0, IntPtr.Zero); //isShowTerrain为false时，不会更改地形相关数据，仅为开关控制
}
}
//D3DManager.AddMapTile(earth.earthkey, node.hashcode, node.layer, node.idxx, node.idxy);
//models.Remove(node.model);
//node.updateModel();
//models.Add(node.model);
//node.curStatus = node.oprStatus;
break;
case EOperate.none:
node.curStatus = node.oprStatus;
break;
}
node.operate = EOperate.none;
node.handled = true;
}