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Dialog3D.cpp
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Dialog3D.cpp
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// Dialog3D.cpp : 实现文件
//
#include "stdafx.h"
#include "useful.h"
#include "Dialog3D.h"
#include "afxdialogex.h"
#include "gdal//gdal_priv.h"
#pragma comment(lib,"gdal_i.lib")
// CDialog3D 对话框
IMPLEMENT_DYNAMIC(CDialog3D, CDialogEx)
CDialog3D::CDialog3D(CWnd* pParent /*=NULL*/)
: CDialogEx(CDialog3D::IDD, pParent)
{
m_Histro_GLopt.SetProjectionMode(0);
m_Histro_GLopt.SetTwoView(false);
m_vec_PNT3Ds.clear();
m_vec_colors.clear();
}
CDialog3D::~CDialog3D()
{
m_vec_PNT3Ds.clear();
m_vec_colors.clear();
}
void CDialog3D::DoDataExchange(CDataExchange* pDX)
{
CDialogEx::DoDataExchange(pDX);
}
BEGIN_MESSAGE_MAP(CDialog3D, CDialogEx)
ON_WM_CREATE()
ON_WM_DESTROY()
ON_WM_ERASEBKGND()
ON_WM_LBUTTONDOWN()
ON_WM_LBUTTONUP()
ON_WM_MBUTTONDOWN()
ON_WM_MBUTTONUP()
ON_WM_MOUSEHWHEEL()
ON_WM_MOUSEMOVE()
ON_WM_RBUTTONDOWN()
ON_WM_RBUTTONUP()
ON_WM_MOUSEWHEEL()
ON_WM_SIZE()
ON_WM_PAINT()
ON_WM_CLOSE()
ON_BN_CLICKED(IDC_BTN_OPEN, &CDialog3D::OnBnClickedBtnOpen)
ON_BN_CLICKED(IDC_BTN_COLOR, &CDialog3D::OnBnClickedBtnColor)
END_MESSAGE_MAP()
// CDialog3D 消息处理程序
int CDialog3D::OnCreate(LPCREATESTRUCT lpCreateStruct)
{
if (CDialogEx::OnCreate(lpCreateStruct) == -1)
return -1;
// TODO: 在此添加您专用的创建代码
m_Histro_GLopt.OnInitOpenGL(GetSafeHwnd());
return 0;
}
void CDialog3D::OnDestroy()
{
CDialogEx::OnDestroy();
// TODO: 在此处添加消息处理程序代码
m_Histro_GLopt.OnDestroyOpenGL();
}
BOOL CDialog3D::OnEraseBkgnd(CDC* pDC)
{
// TODO: 在此添加消息处理程序代码和/或调用默认值
//return CDialogEx::OnEraseBkgnd(pDC);
return TRUE;
}
void CDialog3D::OnLButtonDown(UINT nFlags, CPoint point)
{
// TODO: 在此添加消息处理程序代码和/或调用默认值
m_Histro_GLopt.OnLButtonDown(nFlags,point);
CDialogEx::OnLButtonDown(nFlags, point);
}
void CDialog3D::OnLButtonUp(UINT nFlags, CPoint point)
{
// TODO: 在此添加消息处理程序代码和/或调用默认值
m_Histro_GLopt.OnLButtonUp(nFlags,point);
InvalidateRect(NULL,FALSE);
CDialogEx::OnLButtonUp(nFlags, point);
}
void CDialog3D::OnMButtonDown(UINT nFlags, CPoint point)
{
// TODO: 在此添加消息处理程序代码和/或调用默认值
m_Histro_GLopt.OnMButtonDown(nFlags,point);
CDialogEx::OnMButtonDown(nFlags, point);
}
void CDialog3D::OnMButtonUp(UINT nFlags, CPoint point)
{
// TODO: 在此添加消息处理程序代码和/或调用默认值
m_Histro_GLopt.OnMButtonUp(nFlags,point);
InvalidateRect(NULL,FALSE);
CDialogEx::OnMButtonUp(nFlags, point);
}
void CDialog3D::OnMouseHWheel(UINT nFlags, short zDelta, CPoint pt)
{
// 此功能要求 Windows Vista 或更高版本。
// _WIN32_WINNT 符号必须 >= 0x0600。
// TODO: 在此添加消息处理程序代码和/或调用默认值
CDialogEx::OnMouseHWheel(nFlags, zDelta, pt);
}
void CDialog3D::OnMouseMove(UINT nFlags, CPoint point)
{
// TODO: 在此添加消息处理程序代码和/或调用默认值
m_Histro_GLopt.OnMouseMove(nFlags,point);
InvalidateRect(NULL,FALSE);
CDialogEx::OnMouseMove(nFlags, point);
}
void CDialog3D::OnRButtonDown(UINT nFlags, CPoint point)
{
// TODO: 在此添加消息处理程序代码和/或调用默认值
m_Histro_GLopt.OnRButtonDown(nFlags,point);
CDialogEx::OnRButtonDown(nFlags, point);
}
void CDialog3D::OnRButtonUp(UINT nFlags, CPoint point)
{
// TODO: 在此添加消息处理程序代码和/或调用默认值
m_Histro_GLopt.OnRButtonDown(nFlags,point);
InvalidateRect(NULL,FALSE);
CDialogEx::OnRButtonUp(nFlags, point);
}
BOOL CDialog3D::OnMouseWheel(UINT nFlags, short zDelta, CPoint pt)
{
// TODO: 在此添加消息处理程序代码和/或调用默认值
m_Histro_GLopt.OnMouseWheel(nFlags,zDelta,pt);
InvalidateRect(NULL,FALSE);
return CDialogEx::OnMouseWheel(nFlags, zDelta, pt);
}
void CDialog3D::OnSize(UINT nType, int cx, int cy)
{
CDialogEx::OnSize(nType, cx, cy);
// TODO: 在此处添加消息处理程序代码
m_Histro_GLopt.OnSizeOpenGL(nType,cx,cy);
}
void CDialog3D::OnPaint()
{
CPaintDC dc(this); // device context for painting
// TODO: 在此处添加消息处理程序代码
// 不为绘图消息调用 CDialogEx::OnPaint()
m_Histro_GLopt.OnInitRenderOpenGL();
OnDraw();
m_Histro_GLopt.SwapBufferOpenGL();
}
void CDialog3D::OnClose()
{
// TODO: 在此添加消息处理程序代码和/或调用默认值
CDialogEx::OnClose();
}
void CDialog3D::OnDraw()
{
if (m_vec_PNT3Ds.empty())
return;
float scalex=10.0f/(m_max_DX-m_min_DX);
float scaley=10.0f/(m_max_DY-m_min_DY);
float scalez=10.0f/(m_max_DZ-m_min_DZ);
//float scalex=1;
//float scaley=1;
//float scalez=1;
if(m_vec_colors.empty())
{
glColor3f(1.0f,1.0f,1.0f);
glBegin(GL_POINTS);
for (int i=0;i<m_vec_PNT3Ds.size();i++)
{
glColor3f(m_vec_PNT3Ds[i].DZ/m_max_DZ,1-m_vec_PNT3Ds[i].DZ/m_max_DZ,0.0f);
float x=(m_vec_PNT3Ds[i].DX-m_min_DX)*scalex,y=(m_vec_PNT3Ds[i].DY-m_min_DY)*scaley,z=m_vec_PNT3Ds[i].DZ*scalez;
glVertex3f(x,y,z);
}
glEnd();
}
else
{
glBegin(GL_POINTS);
for (int i=0;i<m_vec_colors.size();i++)
{
glColor3f(m_vec_colors[i].DX,m_vec_colors[i].DY,m_vec_colors[i].DZ);
float x=(m_vec_PNT3Ds[i].DX-m_min_DX)*scalex-5,y=(m_vec_PNT3Ds[i].DY-m_min_DY)*scaley-4,z=m_vec_PNT3Ds[i].DZ*scalez;
glVertex3f(x,y,z);
}
glEnd();
}
}
void CDialog3D::OnBnClickedBtnOpen()
{
// TODO: 在此添加控件通知处理程序代码
CFileDialog fileDlg(TRUE);
if(fileDlg.DoModal()!=IDOK)
return;
CString strExt =fileDlg.GetFileExt();
CString strPathName=fileDlg.GetPathName();
if(strExt=="txt")
{
ifstream ifs(strPathName,ios_base::in);
char tmpchr[2048];
ifs.getline(tmpchr,2048);
do
{
PNT3D tmpPnt;
ifs.getline(tmpchr,2048);
sscanf(tmpchr,"%f,%f,%f",&tmpPnt.DX,&tmpPnt.DY,&tmpPnt.DZ);
m_vec_PNT3Ds.push_back(tmpPnt);
} while (!ifs.eof());
ifs.close();
}
if(strExt=="BMP"||strExt=="bmp"||strExt=="JPG"||strExt=="jpg"||strExt=="TIF"||strExt=="tif")
{
GDALAllRegister();
GDALDatasetH hSrcDS=GDALOpen(strPathName,GA_ReadOnly);
double adfGeoTrans[6];
double scalex=1,scaley=1;
GDALGetGeoTransform(hSrcDS,adfGeoTrans);
int xsize=GDALGetRasterXSize(hSrcDS);
int ysize=GDALGetRasterYSize(hSrcDS);
int tmpxsize=xsize,tmpysize=ysize;
if(xsize>800)
{
tmpxsize=800;
scalex=xsize/tmpxsize;
}
if(ysize>600)
{
tmpysize=600;
scaley=ysize/tmpysize;
}
float *dataIn=new float[tmpxsize*tmpysize];
GDALRasterIO(GDALGetRasterBand(hSrcDS,1),GF_Read,0,0,xsize,ysize,dataIn,tmpxsize,tmpysize,GDT_Float32,0,0);
for(int i=0;i<tmpxsize;i++)
{
for (int j=0;j<tmpysize;j++)
{
PNT3D tmpPnt;
tmpPnt.DX=adfGeoTrans[0]+adfGeoTrans[1]*i*scalex+adfGeoTrans[2]*j*scaley;
tmpPnt.DY=adfGeoTrans[3]+adfGeoTrans[4]*i*scalex+adfGeoTrans[5]*j*scaley;
//tmpPnt.DX=i;
//tmpPnt.DY=j;
tmpPnt.DZ=dataIn[j*tmpxsize+i];
m_vec_PNT3Ds.push_back(tmpPnt);
}
}
delete[]dataIn;
GDALClose(hSrcDS);
}
if(!m_vec_PNT3Ds.empty())
{
m_min_DX=m_max_DX=m_vec_PNT3Ds[0].DX;
m_min_DY=m_max_DY=m_vec_PNT3Ds[0].DY;
m_min_DZ=m_max_DZ=m_vec_PNT3Ds[0].DZ;
for (int i=0;i<m_vec_PNT3Ds.size();i++)
{
m_max_DX=max(m_vec_PNT3Ds[i].DX,m_max_DX);
m_min_DX=min(m_vec_PNT3Ds[i].DX,m_min_DX);
m_max_DY=max(m_vec_PNT3Ds[i].DY,m_max_DY);
m_min_DY=min(m_vec_PNT3Ds[i].DY,m_min_DY);
m_max_DZ=max(m_vec_PNT3Ds[i].DZ,m_max_DZ);
m_min_DZ=min(m_vec_PNT3Ds[i].DZ,m_min_DZ);
}
AfxMessageBox("数据读取成功!\n");
InvalidateRect(NULL,FALSE);
}
}
void CDialog3D::OnBnClickedBtnColor()
{
// TODO: 在此添加控件通知处理程序代码
CFileDialog fileDlg(TRUE);
if(fileDlg.DoModal()!=IDOK)
return;
CString strExt =fileDlg.GetFileExt();
CString strPathName=fileDlg.GetPathName();
if(strExt=="BMP"||strExt=="bmp"||strExt=="JPG"||strExt=="jpg"||strExt=="TIF"||strExt=="tif"||strExt=="png"||strExt=="PNG")
{
GDALAllRegister();
GDALDatasetH hSrcDS=GDALOpen(strPathName,GA_ReadOnly);
double adfGeoTrans[6];
double scalex=1,scaley=1;
GDALGetGeoTransform(hSrcDS,adfGeoTrans);
int xsize=GDALGetRasterXSize(hSrcDS);
int ysize=GDALGetRasterYSize(hSrcDS);
int tmpxsize=xsize,tmpysize=ysize;
if(xsize>800)
{
tmpxsize=800;
scalex=xsize/tmpxsize;
}
if(ysize>600)
{
tmpysize=600;
scaley=ysize/tmpysize;
}
float *dataIn1=new float[tmpxsize*tmpysize];
float *dataIn2=new float[tmpxsize*tmpysize];
float *dataIn3=new float[tmpxsize*tmpysize];
GDALRasterIO(GDALGetRasterBand(hSrcDS,1),GF_Read,0,0,xsize,ysize,dataIn1,tmpxsize,tmpysize,GDT_Float32,0,0);
GDALRasterIO(GDALGetRasterBand(hSrcDS,2),GF_Read,0,0,xsize,ysize,dataIn2,tmpxsize,tmpysize,GDT_Float32,0,0);
GDALRasterIO(GDALGetRasterBand(hSrcDS,3),GF_Read,0,0,xsize,ysize,dataIn3,tmpxsize,tmpysize,GDT_Float32,0,0);
for(int i=0;i<tmpxsize;i++)
{
for (int j=0;j<tmpysize;j++)
{
PNT3D tmpPnt;
tmpPnt.DX=dataIn1[j*tmpxsize+i]/255;
tmpPnt.DY=dataIn2[j*tmpxsize+i]/255;
tmpPnt.DZ=dataIn3[j*tmpxsize+i]/255;
m_vec_colors.push_back(tmpPnt);
}
}
delete[]dataIn1;
delete[]dataIn2;
delete[]dataIn3;
GDALClose(hSrcDS);
}
}