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Added GLX version check and assures context is set to none on failure.

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Fixed the location glewExperimental was being set to just before glewInit() (where it should be).
This commit is contained in:
Zachary Lund 2014-01-04 01:08:49 -06:00
parent ffd80449d3
commit 8df5293be1
1 changed files with 14 additions and 2 deletions
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16
libobs-opengl/gl-x11.c
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@ -138,6 +138,17 @@ struct gl_platform *gl_platform_create(device_t device,
XSetErrorHandler(GLXErrorHandler);
/* We require glX version 1.4 */
{
int major = 0, minor = 0;
glXQueryVersion(display, &major, &minor);
if (major < 1 || minor < 4) {
blog(LOG_ERROR, "GLX version isn't high enough.");
goto fail0;
}
}
glXCreateContextAttribsARB = (PFNGLXCREATECONTEXTATTRIBSARBPROC)glXGetProcAddress("glXCreateContextAttribsARB");
if (!glXCreateContextAttribsARB) {
blog(LOG_ERROR, "ARB_GLX_create_context not supported!");
@ -169,9 +180,9 @@ struct gl_platform *gl_platform_create(device_t device,
}
/* Initialize GLEW */
{
GLenum err = glewInit();
{
glewExperimental = true;
GLenum err = glewInit();
if (GLEW_OK != err) {
blog(LOG_ERROR, glewGetErrorString(err));
@ -192,6 +203,7 @@ struct gl_platform *gl_platform_create(device_t device,
return plat;
fail2:
glXMakeCurrent(display, None, NULL);
glXDestroyContext(display, plat->context);
fail1:
XFree(configs);