2 * (C) Copyright IBM Corporation 2006
5 * Permission is hereby granted, free of charge, to any person obtaining a
6 * copy of this software and associated documentation files (the "Software"),
7 * to deal in the Software without restriction, including without limitation
8 * on the rights to use, copy, modify, merge, publish, distribute, sub
9 * license, and/or sell copies of the Software, and to permit persons to whom
10 * the Software is furnished to do so, subject to the following conditions:
12 * The above copyright notice and this permission notice (including the next
13 * paragraph) shall be included in all copies or substantial portions of the
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
19 * THE COPYRIGHT HOLDERS AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM,
20 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
21 * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
22 * USE OR OTHER DEALINGS IN THE SOFTWARE.
25 #ifdef HAVE_DIX_CONFIG_H
26 #include <dix-config.h>
29 #include "glxserver.h"
32 #include "singlesize.h"
34 #include "indirect_size_get.h"
35 #include "indirect_dispatch.h"
36 #include "glxbyteorder.h"
38 static int DoSwapInterval(__GLXclientState
* cl
, GLbyte
* pc
, int do_swap
);
41 DoSwapInterval(__GLXclientState
* cl
, GLbyte
* pc
, int do_swap
)
43 xGLXVendorPrivateReq
*const req
= (xGLXVendorPrivateReq
*) pc
;
44 ClientPtr client
= cl
->client
;
45 const GLXContextTag tag
= req
->contextTag
;
49 cx
= __glXLookupContextByTag(cl
, tag
);
51 if ((cx
== NULL
) || (cx
->pGlxScreen
== NULL
)) {
52 client
->errorValue
= tag
;
53 return __glXError(GLXBadContext
);
56 if (cx
->pGlxScreen
->swapInterval
== NULL
) {
57 LogMessage(X_ERROR
, "AIGLX: cx->pGlxScreen->swapInterval == NULL\n");
58 client
->errorValue
= tag
;
59 return __glXError(GLXUnsupportedPrivateRequest
);
62 if (cx
->drawPriv
== NULL
) {
63 client
->errorValue
= tag
;
67 pc
+= __GLX_VENDPRIV_HDR_SIZE
;
69 ? bswap_32(*(int *) (pc
+ 0))
75 (void) (*cx
->pGlxScreen
->swapInterval
) (cx
->drawPriv
, interval
);
80 __glXDisp_SwapIntervalSGI(__GLXclientState
* cl
, GLbyte
* pc
)
82 return DoSwapInterval(cl
, pc
, 0);
86 __glXDispSwap_SwapIntervalSGI(__GLXclientState
* cl
, GLbyte
* pc
)
88 return DoSwapInterval(cl
, pc
, 1);