?? plmyview.cpp
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// plmyView.cpp : implementation of the CPlmyView class
//
#include "stdafx.h"
#include "plmy.h"
#include "MainFrm.h"
#include "Math.h"
#include "plmyDoc.h"
#include "plmyView.h"
#ifdef _DEBUG
#define new DEBUG_NEW
#undef THIS_FILE
static char THIS_FILE[] = __FILE__;
#endif
/////////////////////////////////////////////////////////////////////////////
// CPlmyView
IMPLEMENT_DYNCREATE(CPlmyView, CView)
BEGIN_MESSAGE_MAP(CPlmyView, CView)
//{{AFX_MSG_MAP(CPlmyView)
ON_WM_CREATE()
ON_WM_DESTROY()
ON_WM_SIZE()
ON_WM_ERASEBKGND()
ON_WM_MOUSEMOVE()
ON_WM_LBUTTONDOWN()
ON_WM_LBUTTONUP()
ON_COMMAND(ID_BUTTONfull, OnBUTTONfull)
ON_COMMAND(ID_BUTTONumbrella, OnBUTTONumbrella)
ON_WM_TIMER()
//}}AFX_MSG_MAP
// Standard printing commands
ON_COMMAND(ID_FILE_PRINT, CView::OnFilePrint)
ON_COMMAND(ID_FILE_PRINT_DIRECT, CView::OnFilePrint)
ON_COMMAND(ID_FILE_PRINT_PREVIEW, CView::OnFilePrintPreview)
END_MESSAGE_MAP()
/////////////////////////////////////////////////////////////////////////////
// CPlmyView construction/destruction
CPlmyView::CPlmyView()
{
// TODO: add construction code here
my_pDC=NULL;
mytbar=FALSE;
mysbar=FALSE;
py[100]=0.9f;
rainkey=TRUE;
}
CPlmyView::~CPlmyView()
{
}
BOOL CPlmyView::PreCreateWindow(CREATESTRUCT& cs)
{
// TODO: Modify the Window class or styles here by modifying
// the CREATESTRUCT cs
cs.style=WS_CHILD|WS_VISIBLE|WS_CLIPCHILDREN|WS_CLIPSIBLINGS;
return CView::PreCreateWindow(cs);
}
/////////////////////////////////////////////////////////////////////////////
// CPlmyView drawing
void CPlmyView::OnDraw(CDC* pDC)
{
CPlmyDoc* pDoc = GetDocument();
ASSERT_VALID(pDoc);
// TODO: add draw code for native data here
///////////////////////////////////////
static BOOL bBusy = FALSE;
if(bBusy) return;
bBusy = TRUE;
glClearColor(0.5f,0.1f,1.0f,1.0f);
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
glMatrixMode(GL_MODELVIEW);
glLoadIdentity();
mydraw();
glFinish();
SwapBuffers(wglGetCurrentDC());
bBusy = FALSE;
////////////////////////////////////////
}
/////////////////////////////////////////////////////////////////////////////
// CPlmyView printing
BOOL CPlmyView::OnPreparePrinting(CPrintInfo* pInfo)
{
// default preparation
return DoPreparePrinting(pInfo);
}
void CPlmyView::OnBeginPrinting(CDC* /*pDC*/, CPrintInfo* /*pInfo*/)
{
// TODO: add extra initialization before printing
}
void CPlmyView::OnEndPrinting(CDC* /*pDC*/, CPrintInfo* /*pInfo*/)
{
// TODO: add cleanup after printing
}
/////////////////////////////////////////////////////////////////////////////
// CPlmyView diagnostics
#ifdef _DEBUG
void CPlmyView::AssertValid() const
{
CView::AssertValid();
}
void CPlmyView::Dump(CDumpContext& dc) const
{
CView::Dump(dc);
}
CPlmyDoc* CPlmyView::GetDocument() // non-debug version is inline
{
ASSERT(m_pDocument->IsKindOf(RUNTIME_CLASS(CPlmyDoc)));
return (CPlmyDoc*)m_pDocument;
}
#endif //_DEBUG
/////////////////////////////////////////////////////////////////////////////
// CPlmyView message handlers
void CPlmyView::myfirst()
{
PIXELFORMATDESCRIPTOR pfd;
int n;
HGLRC hrc;
my_pDC = new CClientDC(this);
ASSERT(my_pDC != NULL);
if (!mypixelformat())
return;
n =::GetPixelFormat(my_pDC->GetSafeHdc());
::DescribePixelFormat(my_pDC->GetSafeHdc(), n, sizeof(pfd), &pfd);
hrc = wglCreateContext(my_pDC->GetSafeHdc());
wglMakeCurrent(my_pDC->GetSafeHdc(), hrc);
GetClientRect(&my_oldRect);
glClearDepth(1.0f);
glEnable(GL_DEPTH_TEST);
glMatrixMode(GL_MODELVIEW);
glLoadIdentity();
}
void CPlmyView::mydraw()
{
glTranslatef(0.0f,0.0f,-7.0f);
glEnable(GL_POINT_SMOOTH);
glTranslatef(0.0f,py[100],0.0f);
rrain();
glPushMatrix();
for(int i=0 ;i<10;i++){
glCallList(1);
// glCallList(listi);
// glCallList(1);
// glTranslatef(0.001f,0.001f,0.0f);
// glScalef(1.005f,1.005f,1.0f);
rain();
};
glPopMatrix();
glDisable(GL_POINT_SMOOTH);
}
BOOL CPlmyView::mypixelformat()
{
static PIXELFORMATDESCRIPTOR pfd =
{
sizeof(PIXELFORMATDESCRIPTOR),
1,
PFD_DRAW_TO_WINDOW |
PFD_SUPPORT_OPENGL|
PFD_DOUBLEBUFFER,
PFD_TYPE_RGBA,
24,
0, 0, 0, 0, 0, 0,
0,
0,
0,
0, 0, 0, 0,
32,
0,
0,
PFD_MAIN_PLANE,
0,
0, 0, 0
};
int pixelformat;
if ( (pixelformat = ChoosePixelFormat(my_pDC->GetSafeHdc(), &pfd)) == 0 )
{
MessageBox("ChoosePixelFormat failed");
return FALSE;
}
if (SetPixelFormat(my_pDC->GetSafeHdc(), pixelformat, &pfd) == FALSE)
{
MessageBox("SetPixelFormat failed");
return FALSE;
}
return TRUE;
}
int CPlmyView::OnCreate(LPCREATESTRUCT lpCreateStruct)
{
if (CView::OnCreate(lpCreateStruct) == -1)
return -1;
// TODO: Add your specialized creation code here
myfirst();
mylist();
return 0;
}
void CPlmyView::OnDestroy()
{
CView::OnDestroy();
// TODO: Add your message handler code here
KillTimer(1);
HGLRC hrc;
hrc = ::wglGetCurrentContext();
::wglMakeCurrent(NULL, NULL);
if (hrc)
::wglDeleteContext(hrc);
if (my_pDC)
delete my_pDC;
}
void CPlmyView::OnSize(UINT nType, int cx, int cy)
{
CView::OnSize(nType, cx, cy);
// TODO: Add your message handler code here
if(cy > 0)
{
my_oldRect.right = cx;
my_oldRect.bottom = cy;
glMatrixMode(GL_PROJECTION);
glLoadIdentity();
//視場調節：
glFrustum(-1.0,1.0,-1.0*cy/cx,1.0*cy/cx,5.0,9.0);
glViewport(0, 0, cx, cy);
}
RedrawWindow();
}
BOOL CPlmyView::OnEraseBkgnd(CDC* pDC)
{
// TODO: Add your message handler code here and/or call default
return TRUE;
// return CView::OnEraseBkgnd(pDC);
}
void CPlmyView::OnMouseMove(UINT nFlags, CPoint point)
{
// TODO: Add your message handler code here and/or call default
CMainFrame* pframe=(CMainFrame*)AfxGetApp()->m_pMainWnd;
pframe->xyshow(point.x,point.y);
if(pframe->fullscreenkey){
if(point.y<5){
if(!mytbar){mytbar=TRUE;pframe->PostMessage(WM_COMMAND,ID_VIEW_TOOLBAR);};
}else{
if(mytbar){mytbar=FALSE;pframe->PostMessage(WM_COMMAND,ID_VIEW_TOOLBAR);};
};
};
CView::OnMouseMove(nFlags, point);
}
void CPlmyView::OnLButtonDown(UINT nFlags, CPoint point)
{
// TODO: Add your message handler code here and/or call default
CMainFrame* pframe=(CMainFrame*)AfxGetApp()->m_pMainWnd;
pframe->xyshow(point.x,point.y);
if(pframe->fullscreenkey){
if(!mysbar){pframe->PostMessage(WM_COMMAND,ID_VIEW_STATUS_BAR);mysbar=TRUE;};
};
CView::OnLButtonDown(nFlags, point);
}
void CPlmyView::OnLButtonUp(UINT nFlags, CPoint point)
{
// TODO: Add your message handler code here and/or call default
CMainFrame* pframe=(CMainFrame*)AfxGetApp()->m_pMainWnd;
pframe->xyshow(point.x,point.y);
if(pframe->fullscreenkey){
if(mysbar){pframe->PostMessage(WM_COMMAND,ID_VIEW_STATUS_BAR);mysbar=FALSE;};
};
CView::OnLButtonUp(nFlags, point);
}
void CPlmyView::OnBUTTONfull()
{
// TODO: Add your command handler code here
CMainFrame* pframe=(CMainFrame*)AfxGetApp()->m_pMainWnd;
if(pframe->fullscreenkey){
if(!mysbar){
pframe->PostMessage(WM_COMMAND,ID_VIEW_STATUS_BAR);mysbar=TRUE;
};
}else{
if(mysbar){
pframe->PostMessage(WM_COMMAND,ID_VIEW_STATUS_BAR);mysbar=FALSE;
};
};
pframe->fullscreenkey=!pframe->fullscreenkey;
}
void CPlmyView::mylist()
{
listi=glGenLists(1);
glListBase(listi);
glNewList(listi,GL_COMPILE);
glTranslatef(0.001f,0.001f,0.0f);
glScalef(1.005f,1.005f,1.0f);
glEndList();
}
void CPlmyView::OnBUTTONumbrella()
{
// TODO: Add your command handler code here
if(rainkey){
SetTimer(1, 120, NULL);
rainkey=!rainkey;
}else{
KillTimer(1);
rainkey=!rainkey;
};
Invalidate(FALSE);
}
void CPlmyView::rain()
{
for(int i=0 ;i<100;i++){
glPointSize(mpointsize[i]);
glColor3f(1.0f,1.0f,1.0f);
glBegin(GL_POINTS);
glVertex3f(px[i],py[i],pz[i]);
glEnd();
};
}
void CPlmyView::OnTimer(UINT nIDEvent)
{
// TODO: Add your message handler code here and/or call default
if(nIDEvent==1){
if(py[100]<=0.0f){py[100]=0.0f;}else{py[100]=py[100]-0.01f;};
Invalidate(FALSE);
};
CView::OnTimer(nIDEvent);
}
void CPlmyView::rrain()
{
for(int i=0 ;i<100;i++){
mpointsize[i]=2.0f*rand()/RAND_MAX;
px[i]=1.0f*(rand()-rand())/RAND_MAX;//
py[i]=1.0f*(rand()-rand())/RAND_MAX;//
pz[i]=1.0f*(rand()-rand())/RAND_MAX;//
};
}
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