/// <summary>
/// 计算验算点的压弯组合构件强度 GB 50017-2003 式(5.2.1)
/// </summary>
/// <param name="NL">截面内力</param>
/// <param name="Sec">截面</param>
/// <param name="iPt">截面中的验算点号</param>
/// <param name="DPs">截面验算参数</param>
/// <returns>强度应力(拉为正，压为负)</returns>
public static double CalPointStrength_YW(SecForce NL, BSections Sec, int iPt, DesignParameters DPs)
{
double y, z, Res;
if (Sec is SectionDBuser)
{
Sec.getCheckPoint(iPt, out y, out z); //取得截面验算点坐标
}
else if (Sec is SectionGeneral) //如果为自定截面则验算所有外轮廓点
{
SectionGeneral GenSec = Sec as SectionGeneral;
y = GenSec.OPOLY[iPt].X;
z = GenSec.OPOLY[iPt].Y;
}
else
{
y = 0; z = 0;
}
//如果验算点为0,0,则直接返回0应力值
if (y == 0 && z == 0)
{
return(0);
}
double Wy = Sec.Iyy / z; //抗弯截面模量
double Wz = Sec.Izz / y; //抗弯截面模量
double Wny = Wy * DPs.Ratio_Anet; //净截面模量
double Wnz = Wz * DPs.Ratio_Anet; //净截面模量
double My = -(NL.My); //弯矩，取内力的反号:参Midsa手册02 P16页梁单元内力输出方向
double Mz = -(NL.Mz);
Res = NL.N / (Sec.Area * DPs.Ratio_Anet) +
My / (DPs.Gamma_y * Wny) + Mz / (DPs.Gamma_z * Wnz);
return(Res);
}
/// <summary>
/// 计算截面所有验算点的控制稳定应力
/// </summary>
/// <param name="NL">截面内力</param>
/// <param name="Sec">截面对像</param>
/// <param name="DPs">单元设计参数</param>
/// <param name="E">材料弹性模量</param>
/// <returns>截面稳定应力值</returns>
public static double CalSecMaxStability_YW(SecForce NL, BSections Sec, DesignParameters DPs, double E)
{
double Res = 0;
List <double> slist = new List <double>();
Point2dCollection pts;
if (Sec is SectionGeneral)
{
SectionGeneral secg = Sec as SectionGeneral;
pts = secg.OPOLY;
}
else
{
pts = Sec.CheckPointCollection;
}
//添加到结果表
foreach (Point2d pt in pts)
{
slist.Add(CodeCheck.CalPointStability(NL, Sec, pt, DPs, E));
}
//求得集合中的最大值
foreach (double ss in slist)
{
Res = Math.Max(Res, ss);
}
return(Res);
}
/// <summary>
/// 计算截面验算点上的强度最大值（绝对值）
/// </summary>
/// <param name="NL">截面内力</param>
/// <param name="Sec">截面对像</param>
/// <param name="DPs">单元设计参数</param>
/// <returns>截面强度应力值（绝对值）</returns>
public static double CalSecMaxStrength_YW(SecForce NL, BSections Sec, DesignParameters DPs)
{
double Res = 0;
List <double> slist = new List <double>();
int count = 4;
if (Sec is SectionGeneral)
{
SectionGeneral secg = Sec as SectionGeneral;
count = secg.OPOLY.Length;
}
else
{
count = 4;
}
//添加到结果表
for (int i = 0; i < count; i++)
{
slist.Add(CodeCheck.CalPointStrength_YW(NL, Sec, i, DPs));
}
//求得集合中的最大值
foreach (double ss in slist)
{
Res = Math.Max(Res, Math.Abs(ss));
}
return(Res);
}
/// <summary>
/// 读取单元信息表1
/// </summary>
public void ReadElem1(Worksheet Esheet0, ref Bmodel MyModel)
{
int iFrow = Esheet0.Cells.FirstRowIndex;
int iLrow = Esheet0.Cells.LastRowIndex;
//材料信息读取
for (int i = iFrow + 1; i <= iLrow; i++)
{
Row CurRow = Esheet0.Cells.GetRow(i);
int imat = int.Parse(CurRow.GetCell(4).StringValue); //材料性质id
string Cursec = CurRow.GetCell(7).StringValue; //截面名称
int iele = int.Parse(CurRow.GetCell(0).StringValue);
int ieleI = int.Parse(CurRow.GetCell(1).StringValue);
int ieleJ = int.Parse(CurRow.GetCell(2).StringValue);
int MaxProp = MyModel.sections.Count > 0 ? MyModel.sections.Keys.Max() : 0; //记录最大截面号
int iProp = 1; //当前截面号
bool hasSec = false; //指示是否有当前截面
BMaterial mat = new BMaterial(imat, MatType.USER, "Mat_" + imat.ToString());
foreach (KeyValuePair <int, BSections> ss in MyModel.sections)
{
if (ss.Value.Name == Cursec)
{
iProp = ss.Key;
hasSec = true;//有当前截面
break;
}
}
//如果没有当前截面，则添加一个新的截面
if (hasSec == false)
{
iProp = MaxProp + 1; //新的截面号
SectionGeneral sec = new SectionGeneral(iProp, Cursec);
MyModel.AddSection(sec); //添加入库
}
MyModel.AddMat(mat);//添加料号入库
//最后添加单元入数据库
FrameElement ee = new FrameElement(iele, ElemType.BEAM, imat, iProp, ieleI, ieleJ);
MyModel.AddElement(ee);
}
}
public static int[] WriteGeneral(BBData data, GeneralInfo ge, RoomInfo[] rooms, StringsChunkBuilder strings)
{
var ret = new SectionGeneral
{
Debug = ge.IsDebug,
FilenameOffset = strings.GetOffset(ge.FileName),
ConfigOffset = strings.GetOffset(ge.Configuration),
NameOffset = strings.GetOffset(ge.Name),
DisplayNameOffset = strings.GetOffset(ge.DisplayName),
GameID = ge.GameID,
WindowSize = ge.WindowSize,
BytecodeVersion = (Int24)ge.BytecodeVersion,
Major = ge.Version.Major,
Minor = ge.Version.Minor,
Release = ge.Version.Build,
Build = ge.Version.Revision,
Info = ge.InfoFlags,
ActiveTargets = ge.ActiveTargets,
AppID = ge.SteamAppID,
LastObj = 0,
LastTile = 0
};
var stringOffsetOffsets = new int[]
{
(int)Marshal.OffsetOf(typeof(SectionGeneral), "FilenameOffset") - 3,
(int)Marshal.OffsetOf(typeof(SectionGeneral), "ConfigOffset") - 3,
(int)Marshal.OffsetOf(typeof(SectionGeneral), "NameOffset") - 3,
(int)Marshal.OffsetOf(typeof(SectionGeneral), "DisplayNameOffset") - 3
};
foreach (var room in rooms)
{
foreach (var obj in room.Objects)
{
if (obj.InstanceID > ret.LastObj)
{
ret.LastObj = obj.InstanceID;
}
}
foreach (var tile in room.Tiles)
{
if (tile.InstanceID > ret.LastTile)
{
ret.LastTile = tile.InstanceID;
}
}
}
ret.LastObj++;
ret.LastTile++;
for (int i = 0; i < 4; i++)
{
unsafe
{
ret._unknown[i] = ge.unknown[i];
}
}
unsafe
{
Marshal.Copy(ge.LicenseMD5Hash, 0, (IntPtr)ret.MD5, 0x10);
}
ret.CRC32 = ge.LicenceCRC32;
ret.Timestamp = (ulong)(ge.Timestamp.Subtract(new DateTime(1970, 1, 1))).TotalSeconds;
if (ge.WeirdNumbers == null)
{
ret.NumberCount = 0;
}
else
{
ret.NumberCount = (uint)ge.WeirdNumbers.Length;
}
var tmp = new BinBuffer();
tmp.Write(ret);
data.Buffer.Write(tmp, 0, tmp.Size - 12, 8);
for (int i = 0; i < ret.NumberCount; i++)
{
data.Buffer.Write(ge.WeirdNumbers[i]);
}
// TODO for 2.0: some lengthy checksum/hash at the end?
// exits after launch if GEN8 is modified at all,
// doesn't launch if the extra stuff is missing
//for (int i = 0; i < 16; i++)
// data.Buffer.Write(0x3F3F3F3F);
return(stringOffsetOffsets);
}