int
main(int argc, char **argv)
{
Pixmap p;
GLXPixmap g;
GLXContext ctx;
dpy = XOpenDisplay(NULL);
if (dpy == NULL) {
fprintf(stderr, "couldn't open display\n");
piglit_report_result(PIGLIT_FAIL);
}
piglit_glx_get_error(dpy, NULL);
piglit_require_glx_version(dpy, 1, 3);
visinfo = piglit_get_glx_visual(dpy);
p = XCreatePixmap(dpy, DefaultRootWindow(dpy), piglit_width,
piglit_height, visinfo->depth);
g = glXCreateGLXPixmap(dpy, visinfo, p);
ctx = piglit_get_glx_context(dpy, visinfo);
glXMakeCurrent(dpy, g, ctx);
piglit_dispatch_default_init(PIGLIT_DISPATCH_GL);
/* Clear to green */
glClearColor(0.0, 1.0, 0.0, 0.0);
glClear(GL_COLOR_BUFFER_BIT);
/* Noop */
XSetErrorHandler(handler);
glXSwapBuffers(dpy, p);
/* We want to actually catch any X error that leaks through as
* a result of glXSwapBuffers() before we go saying "pass" or
* "fail".
*/
XSync(dpy, False);
glXDestroyPixmap(dpy, g);
piglit_report_result(pass ? PIGLIT_PASS : PIGLIT_FAIL);
return 0;
}
void
GLX_ARB_create_context_setup(void)
{
dpy = piglit_get_glx_display();
piglit_require_glx_version(dpy, 1, 4);
piglit_require_glx_extension(dpy, "GLX_ARB_create_context");
__piglit_glXCreateContextAttribsARB =
(PFNGLXCREATECONTEXTATTRIBSARBPROC)
glXGetProcAddress((const GLubyte *)
"glXCreateContextAttribsARB");
assert(__piglit_glXCreateContextAttribsARB != NULL);
visinfo = piglit_get_glx_visual(dpy);
fbconfig = piglit_glx_get_fbconfig_for_visinfo(dpy, visinfo);
win = piglit_get_glx_window_unmapped(dpy, visinfo);
glxWin = glXCreateWindow(dpy, fbconfig, win, NULL);
piglit_glx_get_error(dpy, NULL);
old_handler = XSetErrorHandler(x_error_handler);
}
int
main(int argc, char **argv)
{
Pixmap p;
GLXPixmap g;
static const float green_alpha_zero[4] = {0.0, 1.0, 0.0, 0.0};
static const float green_alpha_one[4] = {0.0, 1.0, 0.0, 1.0};
GLXContext ctx;
bool pass;
GLint alpha_bits;
dpy = XOpenDisplay(NULL);
if (dpy == NULL) {
fprintf(stderr, "couldn't open display\n");
piglit_report_result(PIGLIT_FAIL);
}
piglit_glx_get_error(dpy, NULL);
piglit_require_glx_version(dpy, 1, 3);
visinfo = piglit_get_glx_visual(dpy);
p = XCreatePixmap(dpy, DefaultRootWindow(dpy), piglit_width,
piglit_height, visinfo->depth);
g = glXCreateGLXPixmap(dpy, visinfo, p);
ctx = piglit_get_glx_context(dpy, visinfo);
glXMakeCurrent(dpy, g, ctx);
piglit_dispatch_default_init(PIGLIT_DISPATCH_GL);
/* Clear to green */
glClearColor(0.0, 1.0, 0.0, 0.0);
glClear(GL_COLOR_BUFFER_BIT);
/* Noop */
glXSwapBuffers(dpy, g);
/* We want to actually catch any X error that leaks through as
* a result of glXSwapBuffers() before we go saying "pass" or
* "fail".
*/
XSync(dpy, False);
/* If the visual has no alpha, then the GL spec requires that 1.0 be
* read back. Otherwise, we should read back the 0.0 that we wrote.
*/
glGetIntegerv(GL_ALPHA_BITS, &alpha_bits);
if (alpha_bits == 0) {
pass = piglit_probe_rect_rgba(0, 0, piglit_width, piglit_height,
green_alpha_one);
} else {
pass = piglit_probe_rect_rgba(0, 0, piglit_width, piglit_height,
green_alpha_zero);
}
glXDestroyPixmap(dpy, g);
piglit_report_result(pass ? PIGLIT_PASS : PIGLIT_FAIL);
return 0;
}