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highgui: expose VSYNC window property for OpenGL on W32

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property getter/setter code conditional on HAVE_OPENGL
getter: return -1 upon specific OpenGL errors
This commit is contained in:
Christoph Rackwitz
2021-02-02 21:26:13 +01:00
parent 674ecc5581
commit ab0e1c573a
4 changed files with 104 additions and 1 deletions
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modules/highgui/src/window.cpp
+16
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@@ -92,6 +92,14 @@ CV_IMPL void cvSetWindowProperty(const char* name, int prop_id, double prop_valu
#endif
break;
case cv::WND_PROP_VSYNC:
#if defined (HAVE_WIN32UI)
cvSetPropVsync_W32(name, (prop_value != 0));
#else
// not implemented yet for other toolkits
#endif
break;
default:;
}
}
@@ -182,6 +190,14 @@ CV_IMPL double cvGetWindowProperty(const char* name, int prop_id)
#endif
break;
case cv::WND_PROP_VSYNC:
#if defined (HAVE_WIN32UI)
return cvGetPropVsync_W32(name);
#else
return -1;
#endif
break;
default:
return -1;
}