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Aegisub
mirror of https://github.com/odrling/Aegisub
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Use wxGL to make OpenGL usage portable 

Originally committed to SVN as r3591.
This commit is contained in:
Grigori Goronzy 2009-09-27 03:12:17 +00:00
parent 9230d5360a
commit e0b36fdaff
2 changed files with 18 additions and 41 deletions
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58
aegisub/reporter/platform_unix.cpp
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@ -22,6 +22,7 @@
#include <wx/string.h>
#include <wx/app.h>
#include <wx/apptrait.h>
#include <wx/glcanvas.h>
#endif
#include "include/platform.h"
@ -29,62 +30,37 @@
extern "C" {
#include <sys/utsname.h>
#include "GL/glx.h"
#include "GL/gl.h"
#ifdef __WXMAC__
#include "OpenGL/glu.h"
#include "OpenGL/gl.h"
#else
#include <GL/glu.h>
#include <GL/gl.h>
#endif
}
PlatformUnix::PlatformUnix() {
GetVideoInfo();
}
/**
* @brief Gather video adapter information via OpenGL/GLX.
* @brief Gather video adapter information via OpenGL
*
*/
void PlatformUnix::GetVideoInfo() {
Display *dpy;
XVisualInfo *vi;
GLXContext cx;
Window root, win;
XSetWindowAttributes attr;
unsigned long mask;
int attList[] = { GLX_RGBA, GLX_DOUBLEBUFFER, None };
vendor = wxString();
renderer = wxString();
version = wxString();
// Like in glxinfo.c, but somewhat simpler and shorter.
dpy = XOpenDisplay(0);
if (!dpy) return;
vi = glXChooseVisual(dpy, DefaultScreen(dpy), attList);
if (!vi) return;
cx = glXCreateContext(dpy, vi, 0, GL_TRUE);
if (!cx) return;
root = RootWindow(dpy, DefaultScreen(dpy));
attr.background_pixel = 0;
attr.border_pixel = 0;
attr.colormap = XCreateColormap(dpy, root, vi->visual, AllocNone);
attr.event_mask = StructureNotifyMask | ExposureMask;
mask = CWBackPixel | CWBorderPixel | CWColormap | CWEventMask;
win = XCreateWindow(dpy, root, 0, 0, 100, 100, 0, vi->depth,
InputOutput, vi->visual, mask, &attr);
if (!glXMakeCurrent(dpy, win, cx)) {
glXDestroyContext(dpy, cx);
XDestroyWindow(dpy, win);
XCloseDisplay(dpy);
return;
}
int attList[] = { WX_GL_RGBA, WX_GL_DOUBLEBUFFER, 0 };
wxGLCanvas *glc = new wxGLCanvas(wxTheApp->GetTopWindow(), wxID_ANY, attList, wxDefaultPosition, wxDefaultSize);
wxGLContext *ctx = new wxGLContext(glc, 0);
ctx->SetCurrent(glc);
vendor = wxString(glGetString(GL_VENDOR));
renderer = wxString(glGetString(GL_RENDERER));
version = wxString(glGetString(GL_VERSION));
glXDestroyContext(dpy, cx);
XDestroyWindow(dpy, win);
XCloseDisplay(dpy);
delete ctx;
delete glc;
}
wxString PlatformUnix::OSVersion() {

1
aegisub/reporter/r_pre.h
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@ -45,6 +45,7 @@
#include <wx/font.h>
#include <wx/frame.h>
#include <wx/gdicmn.h>
#include <wx/glcanvas.h>
#include <wx/intl.h>
#include <wx/listctrl.h>
#include <wx/log.h>