/*
** Free a context.
*/
GLboolean
__glXFreeContext(__GLXcontext * cx)
{
if (cx->idExists || cx->isCurrent)
return GL_FALSE;
free(cx->feedbackBuf);
free(cx->selectBuf);
if (cx == __glXLastContext) {
__glXFlushContextCache();
}
__glXRemoveFromContextList(cx);
/* We can get here through both regular dispatching from
* __glXDispatch() or as a callback from the resource manager. In
* the latter case we need to lift the DRI lock manually. */
if (!glxBlockClients) {
__glXleaveServer(GL_FALSE);
cx->destroy(cx);
__glXenterServer(GL_FALSE);
}
else {
cx->next = glxPendingDestroyContexts;
glxPendingDestroyContexts = cx;
}
return GL_TRUE;
}
/*
** Called when the extension is reset.
*/
static void
ResetExtension(ExtensionEntry * extEntry)
{
__glXFlushContextCache();
__glXScreenReset();
SwapBarrierReset();
}
/*
** Free a context.
*/
GLboolean
__glXFreeContext(__GLXcontext * cx)
{
if (cx->idExists || cx->isCurrent)
return GL_FALSE;
free(cx->feedbackBuf);
free(cx->selectBuf);
free(cx->real_ids);
free(cx->real_vids);
if (cx->pGlxPixmap) {
/*
** The previous drawable was a glx pixmap, release it.
*/
cx->pGlxPixmap->refcnt--;
__glXFreeGLXPixmap(cx->pGlxPixmap);
cx->pGlxPixmap = 0;
}
if (cx->pGlxReadPixmap) {
/*
** The previous drawable was a glx pixmap, release it.
*/
cx->pGlxReadPixmap->refcnt--;
__glXFreeGLXPixmap(cx->pGlxReadPixmap);
cx->pGlxReadPixmap = 0;
}
if (cx->pGlxWindow) {
/*
** The previous drawable was a glx window, release it.
*/
cx->pGlxWindow->refcnt--;
__glXFreeGLXWindow(cx->pGlxWindow);
cx->pGlxWindow = 0;
}
if (cx->pGlxReadWindow) {
/*
** The previous drawable was a glx window, release it.
*/
cx->pGlxReadWindow->refcnt--;
__glXFreeGLXWindow(cx->pGlxReadWindow);
cx->pGlxReadWindow = 0;
}
free(cx);
if (cx == __glXLastContext) {
__glXFlushContextCache();
}
return GL_TRUE;
}
/*
** Destroy routine that gets called when a drawable is freed. A drawable
** contains the ancillary buffers needed for rendering.
*/
static Bool
DrawableGone(__GLXdrawable * glxPriv, XID xid)
{
__GLXcontext *c, *next;
if (glxPriv->type == GLX_DRAWABLE_WINDOW) {
/* If this was created by glXCreateWindow, free the matching resource */
if (glxPriv->drawId != glxPriv->pDraw->id) {
if (xid == glxPriv->drawId)
FreeResourceByType(glxPriv->pDraw->id, __glXDrawableRes, TRUE);
else
FreeResourceByType(glxPriv->drawId, __glXDrawableRes, TRUE);
}
/* otherwise this window was implicitly created by MakeCurrent */
}
for (c = glxAllContexts; c; c = next) {
next = c->next;
if (c->isCurrent && (c->drawPriv == glxPriv || c->readPriv == glxPriv)) {
if (GET_DISPATCH()) FlushContext(c); /* Only flush if we still have a context */
(*c->loseCurrent) (c);
c->isCurrent = GL_FALSE;
if (c == __glXLastContext)
__glXFlushContextCache();
}
if (c->drawPriv == glxPriv)
c->drawPriv = NULL;
if (c->readPriv == glxPriv)
c->readPriv = NULL;
}
/* drop our reference to any backing pixmap */
if (glxPriv->type == GLX_DRAWABLE_PIXMAP)
glxPriv->pDraw->pScreen->DestroyPixmap((PixmapPtr) glxPriv->pDraw);
glxPriv->destroy(glxPriv);
return True;
}
/*
** Called when the extension is reset.
*/
static void
ResetExtension(ExtensionEntry * extEntry)
{
__glXFlushContextCache();
}