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git-svn-id: https://glew.svn.sourceforge.net/svnroot/glew/trunk/glew@137 783a27ee-832a-0410-bc00-9f386506c6dd
This commit is contained in:
ikits 2003-09-26 14:17:28 +00:00
parent fc8fc2520a
commit a583df73d7

View File

@ -57,28 +57,28 @@ GLboolean glewCreateContext ()
PIXELFORMATDESCRIPTOR pfd;
int pf;
HGLRC rc;
// register window class
/* register window class */
ZeroMemory(&wc, sizeof(WNDCLASS));
wc.hInstance = GetModuleHandle(NULL);
wc.lpfnWndProc = DefWindowProc;
wc.lpszClassName = "GLEW";
if (0 == RegisterClass(&wc)) return GL_TRUE;
// create window
/* create window */
wnd = CreateWindow("GLEW", "GLEW", 0, CW_USEDEFAULT, CW_USEDEFAULT, CW_USEDEFAULT, CW_USEDEFAULT, NULL, NULL, GetModuleHandle(NULL), NULL);
if (NULL == wnd) return GL_TRUE;
// get the device context
/* get the device context */
dc = GetDC(wnd);
if (NULL == dc) return GL_TRUE;
// find pixel format
/* find pixel format */
ZeroMemory(&pfd, sizeof(PIXELFORMATDESCRIPTOR));
pfd.nSize = sizeof(PIXELFORMATDESCRIPTOR);
pfd.nVersion = 1;
pfd.dwFlags = PFD_DRAW_TO_WINDOW | PFD_SUPPORT_OPENGL;
pf = ChoosePixelFormat(dc, &pfd);
if (pf == 0) return GL_TRUE;
// set the pixel format for the dc
/* set the pixel format for the dc */
if (FALSE == SetPixelFormat(dc, pf, &pfd)) return GL_TRUE;
// create rendering context
/* create rendering context */
rc = wglCreateContext(dc);
if (NULL == rc) return GL_TRUE;
if (FALSE == wglMakeCurrent(dc, rc)) return GL_TRUE;
@ -115,15 +115,50 @@ void glewDestroyContext ()
/* ------------------------------------------------------------------------ */
Display* dpy;
XVisualInfo* vi;
GLXContext context;
Window window;
GLboolean glewCreateContext ()
{
Colormap cmap;
XSetWindowAttributes swa;
int erb, evb;
int attrib[] = { None };
/* open display */
dpy = XOpenDisplay(NULL);
if (NULL == dpy) return GL_TRUE;
/* query for glx */
if (!glXQueryExtension(display, &erb, &evb)) return GL_TRUE;
/* choose visual */
vi = glXChooseVisual(dpy, DefaultScreen(dpy), attrib);
if (NULL == vi) return GL_TRUE;
/* create context */
ctx = glXCreateContext(dpy, vi, None, True);
if (NULL == ctx) return GL_TRUE;
/* create colormap */
//cmap = XCreateColormap(dpy, RootWindow(dpy, vi->screen), vi->visual, AllocNone);
/* create window */
//swa.colormap = cmap;
wnd = XCreateWindow(dpy, RootWindow(dpy, vi->screen), 0, 0, 1, 1, 0, vi->depth,
InputOutput, vi->visual, 0, &swa);
//XMapWindow(dpy, wnd);
if (!glXMakeCurrent(dpy, wnd, ctx)) return GL_TRUE;
return GL_FALSE;
}
void glewDestroyContext ()
{
XUnmapWindow(dpy, wnd);
XDestroyWindow(dpy, wnd);
//XFreeColormap(dpy, cmap);
glXDestroyContext(dpy, ctx);
XFree(vi);
XCloseDisplay(dpy);
}
# endif
# endif /* __linux || __sgi */
#endif