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Fix Fake_glXChooseFBConfig so passing NULL attribList causes a list of all

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fbconfigs to be returned.
This commit is contained in:
Brian Paul 2005-04-06 22:33:15 +00:00
parent bfc8a8dc63
commit 481bdd383a
1 changed files with 29 additions and 22 deletions
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51
src/mesa/drivers/x11/fakeglx.c
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@ -1893,28 +1893,6 @@ Fake_glXGetClientString( Display *dpy, int name )
*/
static GLXFBConfig *
Fake_glXChooseFBConfig( Display *dpy, int screen,
const int *attribList, int *nitems )
{
XMesaVisual xmvis = choose_visual(dpy, screen, attribList, GL_TRUE);
if (xmvis) {
GLXFBConfig *config = (GLXFBConfig *) _mesa_malloc(sizeof(XMesaVisual));
if (!config) {
*nitems = 0;
return NULL;
}
*nitems = 1;
config[0] = (GLXFBConfig) xmvis;
return (GLXFBConfig *) config;
}
else {
*nitems = 0;
return NULL;
}
}
static int
Fake_glXGetFBConfigAttrib( Display *dpy, GLXFBConfig config,
int attribute, int *value )
@ -1956,6 +1934,35 @@ Fake_glXGetFBConfigs( Display *dpy, int screen, int *nelements )
}
static GLXFBConfig *
Fake_glXChooseFBConfig( Display *dpy, int screen,
const int *attribList, int *nitems )
{
XMesaVisual xmvis;
if (!attribList || !attribList[0]) {
/* return list of all configs (per GLX_SGIX_fbconfig spec) */
return Fake_glXGetFBConfigs(dpy, screen, nitems);
}
xmvis = choose_visual(dpy, screen, attribList, GL_TRUE);
if (xmvis) {
GLXFBConfig *config = (GLXFBConfig *) _mesa_malloc(sizeof(XMesaVisual));
if (!config) {
*nitems = 0;
return NULL;
}
*nitems = 1;
config[0] = (GLXFBConfig) xmvis;
return (GLXFBConfig *) config;
}
else {
*nitems = 0;
return NULL;
}
}
static XVisualInfo *
Fake_glXGetVisualFromFBConfig( Display *dpy, GLXFBConfig config )
{