| 258 | |
| 259 | |
| 260 | void checkBufferState(int oldDrawBuf, int oldReadBuf, Display *dpy, |
| 261 | GLXDrawable draw, GLXDrawable read, GLXContext ctx) |
| 262 | { |
| 263 | if(glXGetCurrentDisplay() != dpy) |
| 264 | THROWNL("Current display changed"); |
| 265 | if(glXGetCurrentDrawable() != draw || glXGetCurrentReadDrawable() != read) |
| 266 | THROWNL("Current drawable changed"); |
| 267 | if(glXGetCurrentContext() != ctx) |
| 268 | THROWNL("Context changed"); |
| 269 | int drawBuf = -1; |
| 270 | glGetIntegerv(GL_DRAW_BUFFER, &drawBuf); |
| 271 | if(drawBuf != oldDrawBuf) |
| 272 | THROWNL("Draw buffer changed"); |
| 273 | int readBuf = -1; |
| 274 | glGetIntegerv(GL_READ_BUFFER, &readBuf); |
| 275 | if(readBuf != oldReadBuf) |
| 276 | THROWNL("Read buffer changed"); |
| 277 | } |
| 278 | |
| 279 | |
| 280 | // Check whether double buffering works properly |
no test coverage detected