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update samples: waitKey() usage

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Original commit is a5f19f7dd6
This commit is contained in:
StevenPuttemans
2016-08-12 15:11:30 +02:00
committed by Alexander Alekhin
parent 4e7b521438
commit 6d34d6b47e
76 changed files with 142 additions and 154 deletions
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samples/gpu/opengl.cpp
+2 -2
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@@ -105,8 +105,8 @@ int main(int argc, char* argv[])
for (;;)
{
updateWindow("OpenGL");
int key = waitKey(40);
if ((key & 0xff) == 27)
char key = (char)waitKey(40);
if (key == 27)
break;
}