This tests the faker's readback heuristics
| 422 | |
| 423 | // This tests the faker's readback heuristics |
| 424 | int readbackTest(bool stereo, bool doNamedFB) |
| 425 | { |
| 426 | TestColor clr(0), sclr(3); |
| 427 | Display *dpy = NULL; Window win0 = 0, win1 = 0; |
| 428 | int dpyw, dpyh, lastFrame0 = 0, lastFrame1 = 0, retval = 1; |
| 429 | int glxattribs[] = { GLX_DOUBLEBUFFER, GLX_RGBA, GLX_RED_SIZE, 8, |
| 430 | GLX_GREEN_SIZE, 8, GLX_BLUE_SIZE, 8, None, None }; |
| 431 | int glxattribs13[] = { GLX_DOUBLEBUFFER, 1, GLX_RENDER_TYPE, GLX_RGBA_BIT, |
| 432 | GLX_DRAWABLE_TYPE, GLX_WINDOW_BIT, GLX_RED_SIZE, 8, GLX_GREEN_SIZE, 8, |
| 433 | GLX_BLUE_SIZE, 8, None, None, None }; |
| 434 | XVisualInfo *vis0 = NULL, *vis1 = NULL; |
| 435 | GLXFBConfig config = 0, *configs = NULL; |
| 436 | int n = 0; |
| 437 | GLXContext ctx0 = 0, ctx1 = 0; |
| 438 | XSetWindowAttributes swa; |
| 439 | |
| 440 | if(stereo) |
| 441 | { |
| 442 | glxattribs[8] = glxattribs13[12] = GLX_STEREO; |
| 443 | glxattribs13[13] = 1; |
| 444 | } |
| 445 | |
| 446 | printf("Readback heuristics test "); |
| 447 | if(stereo) printf("(Stereo RGB)\n\n"); |
| 448 | else printf("(Mono RGB)\n\n"); |
| 449 | |
| 450 | try |
| 451 | { |
| 452 | if(!(dpy = XOpenDisplay(0))) THROW("Could not open display"); |
| 453 | dpyw = DisplayWidth(dpy, DefaultScreen(dpy)); |
| 454 | dpyh = DisplayHeight(dpy, DefaultScreen(dpy)); |
| 455 | |
| 456 | if((vis0 = glXChooseVisual(dpy, DefaultScreen(dpy), glxattribs)) == NULL) |
| 457 | THROW("Could not find a suitable visual"); |
| 458 | if((configs = glXChooseFBConfig(dpy, DefaultScreen(dpy), glxattribs13, &n)) |
| 459 | == NULL || n == 0) |
| 460 | THROW("Could not find a suitable FB config"); |
| 461 | config = configs[0]; |
| 462 | XFree(configs); configs = NULL; |
| 463 | |
| 464 | Window root = RootWindow(dpy, DefaultScreen(dpy)); |
| 465 | swa.colormap = XCreateColormap(dpy, root, vis0->visual, AllocNone); |
| 466 | swa.border_pixel = 0; |
| 467 | swa.event_mask = 0; |
| 468 | if((win0 = XCreateWindow(dpy, root, 0, 0, dpyw / 2, dpyh / 2, 0, |
| 469 | vis0->depth, InputOutput, vis0->visual, |
| 470 | CWBorderPixel | CWColormap | CWEventMask, &swa)) == 0) |
| 471 | THROW("Could not create window"); |
| 472 | if(!(vis1 = glXGetVisualFromFBConfig(dpy, config))) |
| 473 | THROW("glXGetVisualFromFBConfig()"); |
| 474 | swa.colormap = XCreateColormap(dpy, root, vis1->visual, AllocNone); |
| 475 | if((win1 = XCreateWindow(dpy, root, dpyw / 2, 0, dpyw / 2, dpyh / 2, 0, |
| 476 | vis1->depth, InputOutput, vis1->visual, |
| 477 | CWBorderPixel | CWColormap | CWEventMask, &swa)) == 0) |
| 478 | THROW("Could not create window"); |
| 479 | XFree(vis1); vis1 = NULL; |
| 480 | |
| 481 | if((ctx0 = glXCreateContext(dpy, vis0, 0, True)) == NULL) |
no test coverage detected