wgl: Add more OpenGL diagnosing checks.

This commit is contained in:
Roderick Colenbrander 2010-03-11 14:10:51 +01:00 committed by Alexandre Julliard
parent c7b45aa8d3
commit 22a247047d

View file

@ -375,6 +375,21 @@ static BOOL X11DRV_WineGL_InitOpenglInfo(void)
if(!getsockname(fd, (struct sockaddr *)&uaddr, &uaddrlen) && uaddr.sun_family == AF_UNIX)
ERR_(winediag)("Direct rendering is disabled, most likely your OpenGL drivers haven't been installed correctly\n");
}
else
{
/* In general you would expect that if direct rendering is returned, that you receive hardware
* accelerated OpenGL rendering. The definition of direct rendering is that rendering is performed
* client side without sending all GL commands to X using the GLX protocol. When Mesa falls back to
* software rendering, it shows direct rendering.
*
* Depending on the cause of software rendering a different rendering string is shown. In case Mesa fails
* to load a DRI module 'Software Rasterizer' is returned. When Mesa is compiled as a OpenGL reference driver
* it shows 'Mesa X11'.
*/
const char *gl_renderer = (const char *)pglGetString(GL_RENDERER);
if(!strcmp(gl_renderer, "Software Rasterizer") || !strcmp(gl_renderer, "Mesa X11"))
ERR_(winediag)("The Mesa OpenGL driver is using software rendering, most likely your OpenGL drivers haven't been installed correctly\n");
}
if(vis) XFree(vis);
if(ctx) {