資源簡介
用C++寫的單像空間后方交會,附帶有控制點文件。

代碼片段和文件信息
#include?
#include?
#include?
#include?
#include?
using?namespace?std;
const?int?n=6;
void?inverse?(double?c[n][n]);
templatevoid?transpose?(T1*mat1T2*mat2int?aint?b);
templatevoid?multi(T1*mat1T2?*?mat2T2?*?resultint?aint?bint?c);
templatevoid?input?(T*matint?aint?b);
templatevoid?output(T*matchar*sint?aint?b);
int?main()
{
ofstream?outFile;
cout.precision(5);
double?x0=0.0?y0=0.0;?double?fk=0.15324;???//內(nèi)方位元素
double?m=39689;??//估算比例尺
????double?B[4][5]={0.0}R[3][3]XG[6][1]AT[6][8]ATA[6][6]ATL[6][1];
input?(B45);???//從文件中讀取控制點的影像坐標和地面坐標,存入數(shù)組B
double?Xs=0.0?Ys=0.0?Zs=0.0Q=0.0W=0.0K=0.0;?
double?XYZL[8][1]A[8][6];?
//確定未知數(shù)的出始值
for(int?i=0;i<4;i++)
{Xs=Xs+B[i][2];
?Ys=Ys+B[i][3];
?Zs=Zs+B[i][4];
}
Xs=Xs/4;?Ys=Ys/4;?Zs=Zs/4+m*fk;
int?f=0;
do//迭代計算
{f++;
//組成旋轉(zhuǎn)矩陣
?R[0][0]=cos(Q)*cos(K)-sin(Q)*sin(W)*sin(K);
?R[0][1]=-cos(Q)*sin(K)-sin(Q)*sin(W)*cos(K);
?R[0][2]=-sin(Q)*cos(W);
?R[1][0]=cos(W)*sin(K);
?R[1][1]=cos(W)*cos(K);
?R[1][2]=-sin(W);
?R[2][0]=sin(Q)*cos(K)+cos(Q)*sin(W)*sin(K);
?R[2][1]=-sin(Q)*sin(K)+cos(Q)*sin(W)*cos(K);
?R[2][2]=cos(Q)*cos(W);
????//計算系數(shù)陣和常數(shù)項
?for(int?i=0k=0j=0;i<=3;i++k++j++)
?{
X=R[0][0]*(B[i][2]-Xs)+R[1][0]*(B[i][3]-Ys)+R[2][0]*(B[i][4]-Zs);
Y=R[0][1]*(B[i][2]-Xs)+R[1][1]*(B[i][3]-Ys)+R[2][1]*(B[i][4]-Zs);
Z=R[0][2]*(B[i][2]-Xs)+R[1][2]*(B[i][3]-Ys)+R[2][2]*(B[i][4]-Zs);
????L[j][0]=B[i][0]-(x0-fk*X/Z);
L[j+1][0]=B[i][1]-(y0-fk*Y/Z);
j++;
A[k][0]=(R[0][0]*fk+R[0][2]*(B[i][0]-x0))/Z;
A[k][1]=(R[1][0]*fk+R[1][2]*(B[i][0]-x0))/Z;
A[k][2]=(R[2][0]*fk+R[2][2]*(B[i][0]-x0))/Z;
A[k][3]=(B[i][1]-y0)*sin(W)-((B[i][0]-x0)*((B[i][0]-x0)*cos(K)-(B[i][1]-y0)*sin(K))/fk+fk*cos(K))*cos(W);
A[k][4]=-fk*sin(K)-(B[i][0]-x0)*((B[i][0]-x0)*sin(K)+(B[i][1]-y0)*cos(K))/fk;
A[k][5]=B[i][1]-y0;
A[k+1][0]=(R[0][1]*fk+R[0][2]*(B[i][1]-y0))/Z;
A[k+1][1]=(R[1][1]*fk+R[1][2]*(B[i][1]-y0))/Z;
A[k+1][2]=(R[2][1]*fk+R[2][2]*(B[i][1]-y0))/Z;
A[k+1][3]=-(B[i][0]-x0)*sin(W)-((B[i][1]-y0)*((B[i][0]-x0)*cos(K)-(B[i][1]-y0)*sin(K))/fk-fk*sin(K))*cos(W);
A[k+1][4]=-fk*cos(K)-(B[i][1]-y0)*((B[i][0]-x0)*sin(K)+(B[i][1]-y0)*cos(K))/fk;
A[k+1][5]=-(B[i][0]-x0);
k++;
}
transpose(AAT68);
multi(ATAATA686);
inverse(ATA);
multi(ATLATL681);
multi(ATAATLXG661);
Xs=Xs+XG[0][0];?Ys=Ys+XG[1][0];?Zs=Zs+XG[2][0];
Q=Q+XG[3][0];??W=W+XG[4][0];??K=K+XG[5][0];
}while(XG[3][0]>=6.0/206265.0||XG[4][0]>=6.0/206265.0||XG[5][0]>=6.0/206265.0);
cout<<“迭代次數(shù)為:“< //精度評定
double?AXG[8][1]V[8][1]VT[1][8]VTV[1][1]m0D[6][6];
multi(AXGAXG861);
????for(?int?i=0;i<8;i++)?????//計算改正數(shù)
V[i][0]=AXG[i][0]-L[i][0];
????transpose?(VVT18);
????multi(VTVVTV181);
????m0=VTV[0][0]/2;
for(?int?i=0;i<6;i++)
for(int?j=0;j<6;j++)
D[i][j]=m0*ATA[i][j];
?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????文件????????179??2014-11-10?11:10??單像空間后方交會?C++\控制點坐標.txt
?????文件???????5695??2014-11-10?11:10??單像空間后方交會?C++\源.cpp
?????目錄??????????0??2014-11-10?11:14??單像空間后方交會?C++
-----------?---------??----------?-----??----
?????????????????5874????????????????????3
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