Bool SDL_NAME(XF86DGASetViewPort)(
Display* dpy,
int screen,
int x,
int y
){
XExtDisplayInfo *info = SDL_NAME(xdga_find_display) (dpy);
xXF86DGASetViewPortReq *req;
XF86DGACheckExtension (dpy, info, False);
LockDisplay(dpy);
GetReq(XF86DGASetViewPort, req);
req->reqType = info->codes->major_opcode;
req->dgaReqType = X_XF86DGASetViewPort;
req->screen = screen;
req->x = x;
req->y = y;
UnlockDisplay(dpy);
SyncHandle();
XSync(dpy,False);
return True;
}
GLboolean
glAreTexturesResidentEXT(GLsizei n, const GLuint * textures,
GLboolean * residences)
{
struct glx_context *const gc = __glXGetCurrentContext();
if (gc->isDirect) {
return GET_DISPATCH()->AreTexturesResident(n, textures, residences);
}
else {
struct glx_context *const gc = __glXGetCurrentContext();
Display *const dpy = gc->currentDpy;
GLboolean retval = (GLboolean) 0;
const GLuint cmdlen = 4 + __GLX_PAD((n * 4));
if (__builtin_expect((n >= 0) && (dpy != NULL), 1)) {
GLubyte const *pc =
__glXSetupVendorRequest(gc, X_GLXVendorPrivateWithReply,
X_GLvop_AreTexturesResidentEXT,
cmdlen);
(void) memcpy((void *) (pc + 0), (void *) (&n), 4);
(void) memcpy((void *) (pc + 4), (void *) (textures), (n * 4));
if (n & 3) {
/* see comments in __indirect_glAreTexturesResident() */
GLboolean *res4 = malloc((n + 3) & ~3);
retval = (GLboolean) __glXReadReply(dpy, 1, res4, GL_TRUE);
memcpy(residences, res4, n);
free(res4);
}
else {
retval = (GLboolean) __glXReadReply(dpy, 1, residences, GL_TRUE);
}
UnlockDisplay(dpy);
SyncHandle();
}
return retval;
}
}
int
XDrawArcs(
register Display *dpy,
Drawable d,
GC gc,
XArc *arcs,
int n_arcs)
{
register xPolyArcReq *req;
register long len;
LockDisplay(dpy);
FlushGC(dpy, gc);
GetReq(PolyArc,req);
req->drawable = d;
req->gc = gc->gid;
len = ((long)n_arcs) * arc_scale;
SetReqLen(req, len, 1);
len <<= 2; /* watch out for macros... */
Data16 (dpy, (short *) arcs, len);
UnlockDisplay(dpy);
SyncHandle();
return 1;
}
void
DRI2CopyRegion(Display * dpy, XID drawable, XserverRegion region,
CARD32 dest, CARD32 src)
{
XExtDisplayInfo *info = DRI2FindDisplay(dpy);
xDRI2CopyRegionReq *req;
xDRI2CopyRegionReply rep;
XextSimpleCheckExtension(dpy, info, dri2ExtensionName);
LockDisplay(dpy);
GetReq(DRI2CopyRegion, req);
req->reqType = info->codes->major_opcode;
req->dri2ReqType = X_DRI2CopyRegion;
req->drawable = drawable;
req->region = region;
req->dest = dest;
req->src = src;
_XReply(dpy, (xReply *) & rep, 0, xFalse);
UnlockDisplay(dpy);
SyncHandle();
}
int
XGetScreenSaver(
register Display *dpy,
/* the following are return only vars */
int *timeout,
int *interval,
int *prefer_blanking,
int *allow_exp) /*boolean */
{
xGetScreenSaverReply rep;
register xReq *req;
LockDisplay(dpy);
GetEmptyReq(GetScreenSaver, req);
(void) _XReply (dpy, (xReply *)&rep, 0, xTrue);
*timeout = rep.timeout;
*interval = rep.interval;
*prefer_blanking = rep.preferBlanking;
*allow_exp = rep.allowExposures;
UnlockDisplay(dpy);
SyncHandle();
return 1;
}
void XNVCTRLSetAttribute (
Display *dpy,
int screen,
unsigned int display_mask,
unsigned int attribute,
int value
)
{
XExtDisplayInfo *info = find_display (dpy);
xnvCtrlSetAttributeReq *req;
XNVCTRLSimpleCheckExtension (dpy, info);
LockDisplay (dpy);
GetReq (nvCtrlSetAttribute, req);
req->reqType = info->codes->major_opcode;
req->nvReqType = X_nvCtrlSetAttribute;
req->screen = screen;
req->display_mask = display_mask;
req->attribute = attribute;
req->value = value;
UnlockDisplay (dpy);
SyncHandle ();
}
int
XRemoveHost (
register Display *dpy,
XHostAddress *host)
{
register xChangeHostsReq *req;
register int length;
XServerInterpretedAddress *siAddr;
int addrlen;
if (host->family == FamilyServerInterpreted) {
siAddr = (XServerInterpretedAddress *) host->address;
addrlen = siAddr->typelength + siAddr->valuelength + 1;
} else {
addrlen = host->length;
}
length = (addrlen + 3) & ~0x3; /* round up */
LockDisplay(dpy);
GetReqExtra (ChangeHosts, length, req);
req->mode = HostDelete;
req->hostFamily = host->family;
req->hostLength = addrlen;
if (host->family == FamilyServerInterpreted) {
char *dest = (char *) NEXTPTR(req,xChangeHostsReq);
memcpy(dest, siAddr->type, siAddr->typelength);
dest[siAddr->typelength] = '\0';
memcpy(dest + siAddr->typelength + 1,siAddr->value,siAddr->valuelength);
} else {
memcpy((char *) NEXTPTR(req,xChangeHostsReq), host->address, addrlen);
}
UnlockDisplay(dpy);
SyncHandle();
return 1;
}
Status
XkbGetIndicatorState(Display *dpy,unsigned deviceSpec,unsigned *pStateRtrn)
{
register xkbGetIndicatorStateReq *req;
xkbGetIndicatorStateReply rep;
XkbInfoPtr xkbi;
Bool ok;
if ((dpy->flags & XlibDisplayNoXkb) ||
(!dpy->xkb_info && !XkbUseExtension(dpy,NULL,NULL)))
return BadAccess;
LockDisplay(dpy);
xkbi = dpy->xkb_info;
GetReq(kbGetIndicatorState, req);
req->reqType = xkbi->codes->major_opcode;
req->xkbReqType = X_kbGetIndicatorState;
req->deviceSpec = deviceSpec;
ok=_XReply(dpy, (xReply *)&rep, 0, xFalse);
if (ok && (pStateRtrn!=NULL))
*pStateRtrn= rep.state;
UnlockDisplay(dpy);
SyncHandle();
return (ok?Success:BadImplementation);
}
Status
DPMSForceLevel(Display *dpy, CARD16 level)
{
XExtDisplayInfo *info = find_display (dpy);
register xDPMSForceLevelReq *req;
DPMSCheckExtension (dpy, info, 0);
if ((level != DPMSModeOn) &&
(level != DPMSModeStandby) &&
(level != DPMSModeSuspend) &&
(level != DPMSModeOff))
return BadValue;
LockDisplay(dpy);
GetReq(DPMSForceLevel, req);
req->reqType = info->codes->major_opcode;
req->dpmsReqType = X_DPMSForceLevel;
req->level = level;
UnlockDisplay(dpy);
SyncHandle();
return 1;
}
void
XpSelectInput (
Display *dpy,
XPContext print_context,
unsigned long event_mask
)
{
xPrintSelectInputReq *req;
XExtDisplayInfo *info = (XExtDisplayInfo *) xp_find_display (dpy);
if (XpCheckExtInit(dpy, XP_INITIAL_RELEASE) == -1)
return; /* NoSuchExtension NULL */
LockDisplay (dpy);
GetReq(PrintSelectInput,req);
req->reqType = info->codes->major_opcode;
req->printReqType = X_PrintSelectInput;
req->printContext = print_context;
req->eventMask = event_mask;
UnlockDisplay (dpy);
SyncHandle ();
}
void
XRenderSetPictureFilter (Display *dpy,
Picture picture,
const char *filter,
XFixed *params,
int nparams)
{
XRenderExtDisplayInfo *info = XRenderFindDisplay (dpy);
xRenderSetPictureFilterReq *req;
int nbytes = strlen (filter);
RenderSimpleCheckExtension (dpy, info);
LockDisplay(dpy);
GetReq(RenderSetPictureFilter, req);
req->reqType = info->codes->major_opcode;
req->renderReqType = X_RenderSetPictureFilter;
req->picture = picture;
req->nbytes = nbytes;
req->length += ((nbytes + 3) >> 2) + nparams;
Data (dpy, filter, nbytes);
Data (dpy, (_Xconst char *)params, nparams << 2);
UnlockDisplay(dpy);
SyncHandle();
}
/**
* Get a drawable's attribute.
*
* This function is used to implement \c glXGetSelectedEvent and
* \c glXGetSelectedEventSGIX.
*
* \note
* This function dynamically determines whether to use the SGIX_pbuffer
* version of the protocol or the GLX 1.3 version of the protocol.
*
* \todo
* The number of attributes returned is likely to be small, probably less than
* 10. Given that, this routine should try to use an array on the stack to
* capture the reply rather than always calling Xmalloc.
*
* \todo
* This function needs to be modified to work with direct-rendering drivers.
*/
static int
GetDrawableAttribute(Display * dpy, GLXDrawable drawable,
int attribute, unsigned int *value)
{
__GLXdisplayPrivate *priv;
xGLXGetDrawableAttributesReply reply;
CARD32 *data;
CARD8 opcode;
unsigned int length;
unsigned int i;
unsigned int num_attributes;
GLboolean use_glx_1_3;
if ((dpy == NULL) || (drawable == 0)) {
return 0;
}
priv = __glXInitialize(dpy);
use_glx_1_3 = ((priv->majorVersion > 1) || (priv->minorVersion >= 3));
*value = 0;
opcode = __glXSetupForCommand(dpy);
if (!opcode)
return 0;
LockDisplay(dpy);
if (use_glx_1_3) {
xGLXGetDrawableAttributesReq *req;
GetReqExtra(GLXGetDrawableAttributes, 4, req);
req->reqType = opcode;
req->glxCode = X_GLXGetDrawableAttributes;
req->drawable = drawable;
}
else {
xGLXVendorPrivateWithReplyReq *vpreq;
GetReqExtra(GLXVendorPrivateWithReply, 4, vpreq);
data = (CARD32 *) (vpreq + 1);
data[0] = (CARD32) drawable;
vpreq->reqType = opcode;
vpreq->glxCode = X_GLXVendorPrivateWithReply;
vpreq->vendorCode = X_GLXvop_GetDrawableAttributesSGIX;
}
_XReply(dpy, (xReply *) & reply, 0, False);
if (reply.type == X_Error) {
UnlockDisplay(dpy);
SyncHandle();
return 0;
}
length = reply.length;
if (length) {
num_attributes = (use_glx_1_3) ? reply.numAttribs : length / 2;
data = (CARD32 *) Xmalloc(length * sizeof(CARD32));
if (data == NULL) {
/* Throw data on the floor */
_XEatData(dpy, length);
}
else {
_XRead(dpy, (char *) data, length * sizeof(CARD32));
/* Search the set of returned attributes for the attribute requested by
* the caller.
*/
for (i = 0; i < num_attributes; i++) {
if (data[i * 2] == attribute) {
*value = data[(i * 2) + 1];
break;
}
}
#if defined(GLX_DIRECT_RENDERING) && !defined(GLX_USE_APPLEGL)
{
__GLXDRIdrawable *pdraw = GetGLXDRIDrawable(dpy, drawable, NULL);
if (pdraw != NULL && !pdraw->textureTarget)
pdraw->textureTarget =
determineTextureTarget((const int *) data, num_attributes);
if (pdraw != NULL && !pdraw->textureFormat)
pdraw->textureFormat =
determineTextureFormat((const int *) data, num_attributes);
}
#endif
Xfree(data);
}
}
UnlockDisplay(dpy);
SyncHandle();
return 0;
}
char *
XpGetOneAttribute (
Display *dpy,
XPContext print_context,
XPAttributes type,
char *attribute_name
)
{
int buflen = 0;
char *buf;
xPrintGetOneAttributeReq *req;
xPrintGetOneAttributeReply rep;
XExtensionVersion *ext;
XExtDisplayInfo *info = (XExtDisplayInfo *) xp_find_display (dpy);
if (XpCheckExtInit(dpy, XP_DONT_CHECK) == -1)
return( (char *) NULL ); /* No such extension */
LockDisplay (dpy);
GetReq(PrintGetOneAttribute,req);
req->reqType = info->codes->major_opcode;
req->printReqType = X_PrintGetOneAttribute;
req->type = type;
req->printContext = print_context;
req->nameLen = strlen( attribute_name );
/*
* Attach variable data and adjust request length.
*/
req->length += _XpPadOut(req->nameLen) >> 2 ;
Data( dpy, (char *) attribute_name, req->nameLen ); /* n bytes + pad */
if (! _XReply (dpy, (xReply *) &rep, 0, xFalse)) {
UnlockDisplay(dpy);
SyncHandle();
return( (char *) NULL ); /* No such extension */
}
/*
* Read variable answer.
*/
buf = Xmalloc( (unsigned) rep.valueLen + 1 );
if (!buf) {
UnlockDisplay(dpy);
SyncHandle();
return( (char *) NULL ); /* malloc error */
}
buf[rep.valueLen] = 0;
_XReadPad (dpy, (char *) buf, (long) rep.valueLen );
buf[rep.valueLen] = 0;
UnlockDisplay(dpy);
SyncHandle();
return( buf );
}
void
XChangeDeviceProperty(Display* dpy, XDevice* dev,
Atom property, Atom type,
int format, int mode,
_Xconst unsigned char *data, int nelements)
{
xChangeDevicePropertyReq *req;
int len;
XExtDisplayInfo *info = XInput_find_display(dpy);
LockDisplay(dpy);
if (_XiCheckExtInit(dpy, XInput_Initial_Release, info) == -1)
return;
GetReq(ChangeDeviceProperty, req);
req->reqType = info->codes->major_opcode;
req->ReqType = X_ChangeDeviceProperty;
req->deviceid = dev->device_id;
req->property = property;
req->type = type;
req->mode = mode;
if (nelements < 0) {
req->nUnits = 0;
req->format = 0; /* ask for garbage, get garbage */
} else {
req->nUnits = nelements;
req->format = format;
}
switch (req->format) {
case 8:
len = ((long)nelements + 3) >> 2;
if (dpy->bigreq_size || req->length + len <= (unsigned) 65535) {
SetReqLen(req, len, len);
Data (dpy, (_Xconst char *)data, nelements);
} /* else force BadLength */
break;
case 16:
len = ((long)nelements + 1) >> 1;
if (dpy->bigreq_size || req->length + len <= (unsigned) 65535) {
SetReqLen(req, len, len);
len = (long)nelements << 1;
Data16 (dpy, (_Xconst short *) data, len);
} /* else force BadLength */
break;
case 32:
len = nelements;
if (dpy->bigreq_size || req->length + len <= (unsigned) 65535) {
SetReqLen(req, len, len);
len = (long)nelements << 2;
Data32 (dpy, (_Xconst long *) data, len);
} /* else force BadLength */
break;
default:
/* BadValue will be generated */ ;
}
UnlockDisplay(dpy);
SyncHandle();
}
/*
* XdbeGetVisualInfo -
* This function returns information about which visuals support
* double buffering. The argument num_screens specifies how many
* elements there are in the screen_specifiers list. Each drawable
* in screen_specifiers designates a screen for which the supported
* visuals are being requested. If num_screens is zero, information
* for all screens is requested. In this case, upon return from this
* function, num_screens will be set to the number of screens that were
* found. If an error occurs, this function returns NULL, else it returns
* a pointer to a list of XdbeScreenVisualInfo structures of length
* num_screens. The nth element in the returned list corresponds to the
* nth drawable in the screen_specifiers list, unless num_screens was
* passed in with the value zero, in which case the nth element in the
* returned list corresponds to the nth screen of the server, starting
* with screen zero.
*/
XdbeScreenVisualInfo *XdbeGetVisualInfo (
Display *dpy,
Drawable *screen_specifiers,
int *num_screens) /* SEND and RETURN */
{
XExtDisplayInfo *info = find_display(dpy);
register xDbeGetVisualInfoReq *req;
xDbeGetVisualInfoReply rep;
XdbeScreenVisualInfo *scrVisInfo;
int i;
DbeCheckExtension (dpy, info, (XdbeScreenVisualInfo *)NULL);
LockDisplay (dpy);
DbeGetReq(DbeGetVisualInfo, req, info);
req->length = 2 + *num_screens;
req->n = *num_screens;
Data32 (dpy, screen_specifiers, (*num_screens * sizeof (CARD32)));
if (!_XReply (dpy, (xReply *) &rep, 0, xFalse)) {
UnlockDisplay (dpy);
SyncHandle ();
return NULL;
}
/* return the number of screens actually found if we
* requested information about all screens (*num_screens == 0)
*/
if (*num_screens == 0)
*num_screens = rep.m;
/* allocate list of visual information to be returned */
if (!(scrVisInfo =
(XdbeScreenVisualInfo *)Xmalloc(
(unsigned)(*num_screens * sizeof(XdbeScreenVisualInfo))))) {
UnlockDisplay (dpy);
SyncHandle ();
return NULL;
}
for (i = 0; i < *num_screens; i++)
{
int nbytes;
int j;
long c;
_XRead32 (dpy, &c, sizeof(CARD32));
scrVisInfo[i].count = c;
nbytes = scrVisInfo[i].count * sizeof(XdbeVisualInfo);
/* if we can not allocate the list of visual/depth info
* then free the lists that we already allocate as well
* as the visual info list itself
*/
if (!(scrVisInfo[i].visinfo = (XdbeVisualInfo *)Xmalloc(
(unsigned)nbytes))) {
for (j = 0; j < i; j++) {
Xfree ((char *)scrVisInfo[j].visinfo);
}
Xfree ((char *)scrVisInfo);
UnlockDisplay (dpy);
SyncHandle ();
return NULL;
}
/* Read the visual info item into the wire structure. Then copy each
* element into the library structure. The element sizes and/or
* padding may be different in the two structures.
*/
for (j = 0; j < scrVisInfo[i].count; j++) {
xDbeVisInfo xvi;
_XRead (dpy, (char *)&xvi, sizeof(xDbeVisInfo));
scrVisInfo[i].visinfo[j].visual = xvi.visualID;
scrVisInfo[i].visinfo[j].depth = xvi.depth;
scrVisInfo[i].visinfo[j].perflevel = xvi.perfLevel;
}
}
UnlockDisplay (dpy);
SyncHandle ();
return scrVisInfo;
} /* XdbeGetVisualInfo() */
PUBLIC
Status XvMCCreateSurface(Display *dpy, XvMCContext *context, XvMCSurface *surface)
{
XvMCContextPrivate *context_priv;
struct pipe_context *pipe;
XvMCSurfacePrivate *surface_priv;
struct pipe_video_buffer tmpl;
XVMC_MSG(XVMC_TRACE, "[XvMC] Creating surface %p.\n", surface);
assert(dpy);
if (!context)
return XvMCBadContext;
if (!surface)
return XvMCBadSurface;
context_priv = context->privData;
pipe = context_priv->pipe;
surface_priv = CALLOC(1, sizeof(XvMCSurfacePrivate));
if (!surface_priv)
return BadAlloc;
memset(&tmpl, 0, sizeof(tmpl));
tmpl.buffer_format = pipe->screen->get_video_param
(
pipe->screen,
context_priv->decoder->profile,
context_priv->decoder->entrypoint,
PIPE_VIDEO_CAP_PREFERED_FORMAT
);
tmpl.chroma_format = context_priv->decoder->chroma_format;
tmpl.width = context_priv->decoder->width;
tmpl.height = context_priv->decoder->height;
tmpl.interlaced = pipe->screen->get_video_param
(
pipe->screen,
context_priv->decoder->profile,
context_priv->decoder->entrypoint,
PIPE_VIDEO_CAP_PREFERS_INTERLACED
);
surface_priv->video_buffer = pipe->create_video_buffer(pipe, &tmpl);
if (!surface_priv->video_buffer) {
FREE(surface_priv);
return BadAlloc;
}
surface_priv->context = context;
surface->surface_id = XAllocID(dpy);
surface->context_id = context->context_id;
surface->surface_type_id = context->surface_type_id;
surface->width = context->width;
surface->height = context->height;
surface->privData = surface_priv;
SyncHandle();
XVMC_MSG(XVMC_TRACE, "[XvMC] Surface %p created.\n", surface);
return Success;
}
Status XeviGetVisualInfo(
register Display *dpy,
VisualID *visual,
int n_visual,
ExtendedVisualInfo **evi_return,
int *n_info_return)
{
XExtDisplayInfo *info = find_display (dpy);
register xEVIGetVisualInfoReq *req;
xEVIGetVisualInfoReply rep;
int sz_info, sz_xInfo, sz_conflict, sz_xConflict;
VisualID32 *temp_conflict, *temp_visual, *xConflictPtr;
VisualID *conflict;
xExtendedVisualInfo *temp_xInfo;
XVisualInfo *vinfo;
register ExtendedVisualInfo *infoPtr;
register xExtendedVisualInfo *xInfoPtr;
register int n_data, visualIndex, vinfoIndex;
Bool isValid;
XeviCheckExtension (dpy, info, 0);
if (!n_info_return || !evi_return) {
return BadValue;
}
*n_info_return = 0;
*evi_return = NULL;
vinfo = XGetVisualInfo(dpy, 0, NULL, &sz_info);
if (!vinfo) {
return BadValue;
}
if (!n_visual || !visual) { /* copy the all visual */
temp_visual = (VisualID32 *)Xmalloc(sz_VisualID32 * sz_info);
n_visual = 0;
for (vinfoIndex = 0; vinfoIndex < sz_info; vinfoIndex++)
if (notInList(temp_visual, n_visual, vinfo[vinfoIndex].visualid))
temp_visual[n_visual++] = vinfo[vinfoIndex].visualid;
}
else { /* check if the visual is valid */
for (visualIndex = 0; visualIndex < n_visual; visualIndex++) {
isValid = False;
for (vinfoIndex = 0; vinfoIndex < sz_info; vinfoIndex++) {
if (visual[visualIndex] == vinfo[vinfoIndex].visualid) {
isValid = True;
break;
}
}
if (!isValid) {
XFree(vinfo);
return BadValue;
}
}
temp_visual = (VisualID32 *)Xmalloc(sz_VisualID32 * n_visual);
for (visualIndex = 0; visualIndex < n_visual; visualIndex++)
temp_visual[visualIndex] = visual[visualIndex];
}
XFree(vinfo);
LockDisplay(dpy);
GetReq(EVIGetVisualInfo, req);
req->reqType = info->codes->major_opcode;
req->xeviReqType = X_EVIGetVisualInfo;
req->n_visual = n_visual;
SetReqLen(req, n_visual, 1);
Data(dpy, (char *)temp_visual, n_visual * sz_VisualID32);
if (!_XReply(dpy, (xReply *)&rep, 0, xFalse)) {
UnlockDisplay(dpy);
SyncHandle();
Xfree(temp_visual);
return BadAccess;
}
Xfree(temp_visual);
if ((rep.n_info < 65536) && (rep.n_conflicts < 65536)) {
sz_info = rep.n_info * sizeof(ExtendedVisualInfo);
sz_xInfo = rep.n_info * sz_xExtendedVisualInfo;
sz_conflict = rep.n_conflicts * sizeof(VisualID);
sz_xConflict = rep.n_conflicts * sz_VisualID32;
*evi_return = Xmalloc(sz_info + sz_conflict);
temp_xInfo = Xmalloc(sz_xInfo);
temp_conflict = Xmalloc(sz_xConflict);
} else {
sz_xInfo = sz_xConflict = 0;
*evi_return = NULL;
temp_xInfo = NULL;
temp_conflict = NULL;
}
if (!*evi_return || !temp_xInfo || !temp_conflict) {
_XEatDataWords(dpy, rep.length);
UnlockDisplay(dpy);
SyncHandle();
if (*evi_return) {
Xfree(*evi_return);
*evi_return = NULL;
}
if (temp_xInfo)
Xfree(temp_xInfo);
if (temp_conflict)
Xfree(temp_conflict);
return BadAlloc;
}
_XRead(dpy, (char *)temp_xInfo, sz_xInfo);
_XRead(dpy, (char *)temp_conflict, sz_xConflict);
UnlockDisplay(dpy);
SyncHandle();
infoPtr = *evi_return;
xInfoPtr = temp_xInfo;
xConflictPtr = temp_conflict;
n_data = rep.n_info;
conflict = (VisualID *)(infoPtr + n_data);
while (n_data-- > 0) {
infoPtr->core_visual_id = xInfoPtr->core_visual_id;
infoPtr->screen = xInfoPtr->screen;
infoPtr->level = xInfoPtr->level;
infoPtr->transparency_type = xInfoPtr->transparency_type;
infoPtr->transparency_value = xInfoPtr->transparency_value;
infoPtr->min_hw_colormaps = xInfoPtr->min_hw_colormaps;
infoPtr->max_hw_colormaps = xInfoPtr->max_hw_colormaps;
infoPtr->num_colormap_conflicts = xInfoPtr->num_colormap_conflicts;
infoPtr->colormap_conflicts = conflict;
conflict += infoPtr->num_colormap_conflicts;
infoPtr++;
xInfoPtr++;
}
n_data = rep.n_conflicts;
conflict = (VisualID *)(infoPtr);
while (n_data-- > 0)
*conflict++ = *xConflictPtr++;
Xfree(temp_xInfo);
Xfree(temp_conflict);
*n_info_return = rep.n_info;
return Success;
}
void glGetSeparableFilter(GLenum target, GLenum format, GLenum type,
GLvoid *row, GLvoid *column, GLvoid *span)
{
__GLX_SINGLE_DECLARE_VARIABLES();
xGLXGetSeparableFilterReply reply;
GLubyte *rowBuf, *colBuf;
if (!dpy) return;
__GLX_SINGLE_LOAD_VARIABLES();
/* Send request */
__GLX_SINGLE_BEGIN(X_GLsop_GetSeparableFilter, __GLX_PAD(13));
__GLX_SINGLE_PUT_LONG(0,target);
__GLX_SINGLE_PUT_LONG(4,format);
__GLX_SINGLE_PUT_LONG(8,type);
__GLX_SINGLE_PUT_CHAR(12,gc->state.storePack.swapEndian);
__GLX_SINGLE_READ_XREPLY();
compsize = reply.length << 2;
if (compsize != 0) {
GLint width, height;
GLint widthsize, heightsize;
width = reply.width;
height = reply.height;
widthsize = __glImageSize(width,1,1,format, type);
heightsize = __glImageSize(height,1,1,format, type);
/* Allocate a holding buffer to transform the data from */
rowBuf = (GLubyte*) Xmalloc(widthsize);
if (!rowBuf) {
/* Throw data away */
_XEatData(dpy, compsize);
__glXSetError(gc, GL_OUT_OF_MEMORY);
UnlockDisplay(dpy);
SyncHandle();
return;
} else {
__GLX_SINGLE_GET_CHAR_ARRAY(((char*)rowBuf),widthsize);
__glEmptyImage(gc, 1, width, 1, 1, format, type, rowBuf, row);
Xfree((char*) rowBuf);
}
colBuf = (GLubyte*) Xmalloc(heightsize);
if (!colBuf) {
/* Throw data away */
_XEatData(dpy, compsize - __GLX_PAD(widthsize));
__glXSetError(gc, GL_OUT_OF_MEMORY);
UnlockDisplay(dpy);
SyncHandle();
return;
} else {
__GLX_SINGLE_GET_CHAR_ARRAY(((char*)colBuf),heightsize);
__glEmptyImage(gc, 1, height, 1, 1, format, type, colBuf, column);
Xfree((char*) colBuf);
}
} else {
/*
** don't modify user's buffer.
*/
}
__GLX_SINGLE_END();
}
/**
* Get a drawable's attribute.
*
* This function is used to implement \c glXGetSelectedEvent and
* \c glXGetSelectedEventSGIX.
*
* \note
* This function dynamically determines whether to use the SGIX_pbuffer
* version of the protocol or the GLX 1.3 version of the protocol.
*
* \todo
* The number of attributes returned is likely to be small, probably less than
* 10. Given that, this routine should try to use an array on the stack to
* capture the reply rather than always calling Xmalloc.
*
* \todo
* This function needs to be modified to work with direct-rendering drivers.
*/
static int
GetDrawableAttribute( Display *dpy, GLXDrawable drawable,
int attribute, unsigned int *value )
{
__GLXdisplayPrivate *priv = __glXInitialize(dpy);
xGLXGetDrawableAttributesReply reply;
CARD32 * data;
unsigned int length;
unsigned int i;
unsigned int num_attributes;
GLboolean use_glx_1_3 = ((priv->majorVersion > 1)
|| (priv->minorVersion >= 3));
if ( (dpy == NULL) || (drawable == 0) ) {
return 0;
}
LockDisplay(dpy);
if ( use_glx_1_3 ) {
xGLXGetDrawableAttributesReq *req;
GetReqExtra( GLXGetDrawableAttributes, 4, req );
req->reqType = __glXSetupForCommand(dpy);
req->glxCode = X_GLXGetDrawableAttributes;
req->drawable = drawable;
}
else {
xGLXVendorPrivateWithReplyReq *vpreq;
GetReqExtra( GLXVendorPrivateWithReply, 4, vpreq );
data = (CARD32 *) (vpreq + 1);
data[0] = (CARD32) drawable;
vpreq->reqType = __glXSetupForCommand(dpy);
vpreq->glxCode = X_GLXVendorPrivateWithReply;
vpreq->vendorCode = X_GLXvop_GetDrawableAttributesSGIX;
}
_XReply(dpy, (xReply*) &reply, 0, False);
length = reply.length;
num_attributes = (use_glx_1_3) ? reply.numAttribs : length / 2;
data = (CARD32 *) Xmalloc( length * sizeof(CARD32) );
if ( data == NULL ) {
/* Throw data on the floor */
_XEatData(dpy, length);
} else {
_XRead(dpy, (char *)data, length * sizeof(CARD32) );
}
UnlockDisplay(dpy);
SyncHandle();
/* Search the set of returned attributes for the attribute requested by
* the caller.
*/
for ( i = 0 ; i < num_attributes ; i++ ) {
if ( data[i*2] == attribute ) {
*value = data[ (i*2) + 1 ];
break;
}
}
Xfree( data );
return 0;
}
XFilters *
XRenderQueryFilters (Display *dpy, Drawable drawable)
{
XRenderExtDisplayInfo *info = XRenderFindDisplay (dpy);
XRenderInfo *xri;
xRenderQueryFiltersReq *req;
xRenderQueryFiltersReply rep;
XFilters *filters;
char *name;
char len;
int i;
long nbytes, nbytesAlias, nbytesName;
if (!RenderHasExtension (info))
return NULL;
if (!XRenderQueryFormats (dpy))
return NULL;
xri = info->info;
if (xri->minor_version < 6)
return NULL;
LockDisplay (dpy);
GetReq (RenderQueryFilters, req);
req->reqType = info->codes->major_opcode;
req->renderReqType = X_RenderQueryFilters;
req->drawable = drawable;
if (!_XReply (dpy, (xReply *) &rep, 0, xFalse))
{
UnlockDisplay (dpy);
SyncHandle ();
return NULL;
}
/*
* Compute total number of bytes for filter names
*/
nbytes = (long)rep.length << 2;
nbytesAlias = rep.numAliases * 2;
if (rep.numAliases & 1)
nbytesAlias += 2;
nbytesName = nbytes - nbytesAlias;
/*
* Allocate one giant block for the whole data structure
*/
filters = Xmalloc (sizeof (XFilters) +
rep.numFilters * sizeof (char *) +
rep.numAliases * sizeof (short) +
nbytesName);
if (!filters)
{
_XEatData (dpy, (unsigned long) rep.length << 2);
UnlockDisplay (dpy);
SyncHandle ();
return NULL;
}
/*
* Layout:
* XFilters
* numFilters char * pointers to filter names
* numAliases short alias values
* nbytesName char strings
*/
filters->nfilter = rep.numFilters;
filters->nalias = rep.numAliases;
filters->filter = (char **) (filters + 1);
filters->alias = (short *) (filters->filter + rep.numFilters);
name = (char *) (filters->alias + rep.numAliases);
/*
* Read the filter aliases
*/
_XRead16Pad (dpy, filters->alias, 2 * rep.numAliases);
/*
* Read the filter names
*/
for (i = 0; i < rep.numFilters; i++)
{
int l;
_XRead (dpy, &len, 1);
l = len & 0xff;
filters->filter[i] = name;
_XRead (dpy, name, l);
name[l] = '\0';
name += l + 1;
}
i = name - (char *) (filters->alias + rep.numAliases);
if (i & 3)
_XEatData (dpy, 4 - (i & 3));
UnlockDisplay (dpy);
SyncHandle ();
return filters;
}
/**
* Create a non-pbuffer GLX drawable.
*
* \todo
* This function needs to be modified to work with direct-rendering drivers.
*/
static GLXDrawable
CreateDrawable(Display * dpy, const __GLcontextModes * fbconfig,
Drawable drawable, const int *attrib_list, CARD8 glxCode)
{
xGLXCreateWindowReq *req;
CARD32 *data;
unsigned int i;
CARD8 opcode;
i = 0;
if (attrib_list) {
while (attrib_list[i * 2] != None)
i++;
}
opcode = __glXSetupForCommand(dpy);
if (!opcode)
return None;
LockDisplay(dpy);
GetReqExtra(GLXCreateWindow, 8 * i, req);
data = (CARD32 *) (req + 1);
req->reqType = opcode;
req->glxCode = glxCode;
req->screen = (CARD32) fbconfig->screen;
req->fbconfig = fbconfig->fbconfigID;
req->window = (CARD32) drawable;
req->glxwindow = (GLXWindow) XAllocID(dpy);
req->numAttribs = (CARD32) i;
if (attrib_list)
memcpy(data, attrib_list, 8 * i);
UnlockDisplay(dpy);
SyncHandle();
#if defined(GLX_DIRECT_RENDERING) && !defined(GLX_USE_APPLEGL)
do {
/* FIXME: Maybe delay __DRIdrawable creation until the drawable
* is actually bound to a context... */
__GLXdisplayPrivate *const priv = __glXInitialize(dpy);
__GLXDRIdrawable *pdraw;
__GLXscreenConfigs *psc;
psc = &priv->screenConfigs[fbconfig->screen];
if (psc->driScreen == NULL)
break;
pdraw = psc->driScreen->createDrawable(psc, drawable,
req->glxwindow, fbconfig);
if (pdraw == NULL) {
fprintf(stderr, "failed to create drawable\n");
break;
}
if (__glxHashInsert(psc->drawHash, req->glxwindow, pdraw)) {
(*pdraw->destroyDrawable) (pdraw);
return None; /* FIXME: Check what we're supposed to do here... */
}
pdraw->textureTarget = determineTextureTarget(attrib_list, i);
pdraw->textureFormat = determineTextureFormat(attrib_list, i);
} while (0);
#endif
return (GLXDrawable) req->glxwindow;
}
/**
* Create a pbuffer.
*
* This function is used to implement \c glXCreatePbuffer and
* \c glXCreateGLXPbufferSGIX.
*
* \note
* This function dynamically determines whether to use the SGIX_pbuffer
* version of the protocol or the GLX 1.3 version of the protocol.
*/
static GLXDrawable
CreatePbuffer(Display * dpy, struct glx_config *config,
unsigned int width, unsigned int height,
const int *attrib_list, GLboolean size_in_attribs)
{
struct glx_display *priv = __glXInitialize(dpy);
GLXDrawable id = 0;
CARD32 *data;
CARD8 opcode;
unsigned int i;
Pixmap pixmap;
GLboolean glx_1_3 = GL_FALSE;
i = 0;
if (attrib_list) {
while (attrib_list[i * 2])
i++;
}
opcode = __glXSetupForCommand(dpy);
if (!opcode)
return None;
LockDisplay(dpy);
id = XAllocID(dpy);
if ((priv->majorVersion > 1) || (priv->minorVersion >= 3)) {
xGLXCreatePbufferReq *req;
unsigned int extra = (size_in_attribs) ? 0 : 2;
glx_1_3 = GL_TRUE;
GetReqExtra(GLXCreatePbuffer, (8 * (i + extra)), req);
data = (CARD32 *) (req + 1);
req->reqType = opcode;
req->glxCode = X_GLXCreatePbuffer;
req->screen = config->screen;
req->fbconfig = config->fbconfigID;
req->pbuffer = id;
req->numAttribs = i + extra;
if (!size_in_attribs) {
data[(2 * i) + 0] = GLX_PBUFFER_WIDTH;
data[(2 * i) + 1] = width;
data[(2 * i) + 2] = GLX_PBUFFER_HEIGHT;
data[(2 * i) + 3] = height;
data += 4;
}
}
else {
xGLXVendorPrivateReq *vpreq;
GetReqExtra(GLXVendorPrivate, 20 + (8 * i), vpreq);
data = (CARD32 *) (vpreq + 1);
vpreq->reqType = opcode;
vpreq->glxCode = X_GLXVendorPrivate;
vpreq->vendorCode = X_GLXvop_CreateGLXPbufferSGIX;
data[0] = config->screen;
data[1] = config->fbconfigID;
data[2] = id;
data[3] = width;
data[4] = height;
data += 5;
}
(void) memcpy(data, attrib_list, sizeof(CARD32) * 2 * i);
UnlockDisplay(dpy);
SyncHandle();
pixmap = XCreatePixmap(dpy, RootWindow(dpy, config->screen),
width, height, config->rgbBits);
if (!CreateDRIDrawable(dpy, config, pixmap, id, attrib_list, i)) {
CARD32 o = glx_1_3 ? X_GLXDestroyPbuffer : X_GLXvop_DestroyGLXPbufferSGIX;
XFreePixmap(dpy, pixmap);
protocolDestroyDrawable(dpy, id, o);
id = None;
}
return id;
}
/**
* Create a pbuffer.
*
* This function is used to implement \c glXCreatePbuffer and
* \c glXCreateGLXPbufferSGIX.
*
* \note
* This function dynamically determines whether to use the SGIX_pbuffer
* version of the protocol or the GLX 1.3 version of the protocol.
*
* \todo
* This function needs to be modified to work with direct-rendering drivers.
*/
static GLXDrawable
CreatePbuffer(Display * dpy, const __GLcontextModes * fbconfig,
unsigned int width, unsigned int height,
const int *attrib_list, GLboolean size_in_attribs)
{
__GLXdisplayPrivate *priv = __glXInitialize(dpy);
GLXDrawable id = 0;
CARD32 *data;
CARD8 opcode;
unsigned int i;
i = 0;
if (attrib_list) {
while (attrib_list[i * 2])
i++;
}
opcode = __glXSetupForCommand(dpy);
if (!opcode)
return None;
LockDisplay(dpy);
id = XAllocID(dpy);
if ((priv->majorVersion > 1) || (priv->minorVersion >= 3)) {
xGLXCreatePbufferReq *req;
unsigned int extra = (size_in_attribs) ? 0 : 2;
GetReqExtra(GLXCreatePbuffer, (8 * (i + extra)), req);
data = (CARD32 *) (req + 1);
req->reqType = opcode;
req->glxCode = X_GLXCreatePbuffer;
req->screen = (CARD32) fbconfig->screen;
req->fbconfig = fbconfig->fbconfigID;
req->pbuffer = (GLXPbuffer) id;
req->numAttribs = (CARD32) (i + extra);
if (!size_in_attribs) {
data[(2 * i) + 0] = GLX_PBUFFER_WIDTH;
data[(2 * i) + 1] = width;
data[(2 * i) + 2] = GLX_PBUFFER_HEIGHT;
data[(2 * i) + 3] = height;
data += 4;
}
}
else {
xGLXVendorPrivateReq *vpreq;
GetReqExtra(GLXVendorPrivate, 20 + (8 * i), vpreq);
data = (CARD32 *) (vpreq + 1);
vpreq->reqType = opcode;
vpreq->glxCode = X_GLXVendorPrivate;
vpreq->vendorCode = X_GLXvop_CreateGLXPbufferSGIX;
data[0] = (CARD32) fbconfig->screen;
data[1] = (CARD32) fbconfig->fbconfigID;
data[2] = (CARD32) id;
data[3] = (CARD32) width;
data[4] = (CARD32) height;
data += 5;
}
(void) memcpy(data, attrib_list, sizeof(CARD32) * 2 * i);
UnlockDisplay(dpy);
SyncHandle();
return id;
}
static void
CalcServerVersionAndExtensions(void)
{
int s;
char **be_extensions;
char *ext;
char *denied_extensions;
/*
* set the server glx version to be the minimum version
* supported by all back-end servers
*/
__glXVersionMajor = 0;
__glXVersionMinor = 0;
for (s = 0; s < __glXNumActiveScreens; s++) {
DMXScreenInfo *dmxScreen = &dmxScreens[s];
Display *dpy = dmxScreen->beDisplay;
xGLXQueryVersionReq *req;
xGLXQueryVersionReply reply;
/* Send the glXQueryVersion request */
LockDisplay(dpy);
GetReq(GLXQueryVersion, req);
req->reqType = dmxScreen->glxMajorOpcode;
req->glxCode = X_GLXQueryVersion;
req->majorVersion = GLX_SERVER_MAJOR_VERSION;
req->minorVersion = GLX_SERVER_MINOR_VERSION;
_XReply(dpy, (xReply *) &reply, 0, False);
UnlockDisplay(dpy);
SyncHandle();
if (s == 0) {
__glXVersionMajor = reply.majorVersion;
__glXVersionMinor = reply.minorVersion;
}
else {
if (reply.majorVersion < __glXVersionMajor) {
__glXVersionMajor = reply.majorVersion;
__glXVersionMinor = reply.minorVersion;
}
else if ((reply.majorVersion == __glXVersionMajor) &&
(reply.minorVersion < __glXVersionMinor)) {
__glXVersionMinor = reply.minorVersion;
}
}
}
if (GLX_SERVER_MAJOR_VERSION < __glXVersionMajor) {
__glXVersionMajor = GLX_SERVER_MAJOR_VERSION;
__glXVersionMinor = GLX_SERVER_MINOR_VERSION;
}
else if ((GLX_SERVER_MAJOR_VERSION == __glXVersionMajor) &&
(GLX_SERVER_MINOR_VERSION < __glXVersionMinor)) {
__glXVersionMinor = GLX_SERVER_MINOR_VERSION;
}
snprintf(GLXServerVersion, sizeof(GLXServerVersion),
"%d.%d DMX %d back-end server(s)",
__glXVersionMajor, __glXVersionMinor, __glXNumActiveScreens);
/*
* set the ExtensionsString to the minimum extensions string
*/
ExtensionsString[0] = '\0';
/*
* read extensions strings of all back-end servers
*/
be_extensions = (char **) malloc(__glXNumActiveScreens * sizeof(char *));
if (!be_extensions)
return;
for (s = 0; s < __glXNumActiveScreens; s++) {
DMXScreenInfo *dmxScreen = &dmxScreens[s];
Display *dpy = dmxScreen->beDisplay;
xGLXQueryServerStringReq *req;
xGLXQueryServerStringReply reply;
int length, numbytes;
/* Send the glXQueryServerString request */
LockDisplay(dpy);
GetReq(GLXQueryServerString, req);
req->reqType = dmxScreen->glxMajorOpcode;
req->glxCode = X_GLXQueryServerString;
req->screen = DefaultScreen(dpy);
req->name = GLX_EXTENSIONS;
_XReply(dpy, (xReply *) &reply, 0, False);
length = (int) reply.length;
numbytes = (int) reply.n;
be_extensions[s] = (char *) malloc(numbytes);
if (!be_extensions[s]) {
/* Throw data on the floor */
_XEatDataWords(dpy, length);
}
else {
_XReadPad(dpy, (char *) be_extensions[s], numbytes);
}
UnlockDisplay(dpy);
SyncHandle();
}
/*
* extensions string will include only extensions that our
* server supports as well as all back-end servers supports.
* extensions that are in the DMX_DENY_EXTENSIONS string will
* not be supported.
*/
denied_extensions = getenv("DMX_DENY_GLX_EXTENSIONS");
ext = strtok(GLXServerExtensions, " ");
while (ext) {
int supported = 1;
if (denied_extensions && strstr(denied_extensions, ext)) {
supported = 0;
}
else {
for (s = 0; s < __glXNumActiveScreens && supported; s++) {
if (!strstr(be_extensions[s], ext)) {
supported = 0;
}
}
}
if (supported) {
strcat(ExtensionsString, ext);
strcat(ExtensionsString, " ");
}
ext = strtok(NULL, " ");
}
/*
* release temporary storage
*/
for (s = 0; s < __glXNumActiveScreens; s++) {
free(be_extensions[s]);
}
free(be_extensions);
if (dmxGLXSwapGroupSupport) {
if (!denied_extensions ||
!strstr(denied_extensions, "GLX_SGIX_swap_group")) {
strcat(ExtensionsString, "GLX_SGIX_swap_group");
if (!denied_extensions ||
!strstr(denied_extensions, "GLX_SGIX_swap_barrier")) {
strcat(ExtensionsString, " GLX_SGIX_swap_barrier");
}
}
}
}
void
XpStartJob (
Display *dpy,
XPSaveData save_data
)
{
xPrintStartJobReq *req;
XExtDisplayInfo *info = (XExtDisplayInfo *) xp_find_display (dpy);
XPContext context;
/****************************************************************
*
* PRIOR TO XPSTARTJOB, set the job attribute "job-owner"
* which will be used by the X-Server when it spools the
* output. When XpStartJob completes, the job attribute
* pool is frozen, disallowing "job-owner" to be modified.
*/
{
char *joa; /* job owner attribute */
char *PwName;
#ifndef WIN32
#ifdef X_NEEDS_PWPARAMS
_Xgetpwparams pwparams;
#endif
struct passwd *pw;
pw = _XGetpwuid(getuid(),pwparams);
if (pw && (PwName = pw->pw_name)) {
#else
if ((PwName = getenv("USERNAME"))) {
#endif
joa = (char *) Xmalloc( strlen( PwName ) + 20 );
sprintf( joa, "*job-owner: %s", PwName );
context = XpGetContext( dpy );
XpSetAttributes( dpy, context, XPJobAttr, joa, XPAttrMerge );
Xfree( joa );
}
}
if (XpCheckExtInit(dpy, XP_INITIAL_RELEASE) == -1)
return; /* NoSuchExtension */
LockDisplay (dpy);
GetReq(PrintStartJob,req);
req->reqType = info->codes->major_opcode;
req->printReqType = X_PrintStartJob;
req->saveData = (CARD8) save_data;
UnlockDisplay (dpy);
SyncHandle ();
}
void
XpEndJob (
Display *dpy
)
{
xPrintEndJobReq *req;
XExtDisplayInfo *info = (XExtDisplayInfo *) xp_find_display (dpy);
if (XpCheckExtInit(dpy, XP_INITIAL_RELEASE) == -1)
return; /* NoSuchExtension */
LockDisplay (dpy);
GetReq(PrintEndJob,req);
req->reqType = info->codes->major_opcode;
req->printReqType = X_PrintEndJob;
req->cancel = False;
UnlockDisplay (dpy);
SyncHandle ();
}
void
XRenderCompositeString8 (Display *dpy,
int op,
Picture src,
Picture dst,
_Xconst XRenderPictFormat *maskFormat,
GlyphSet glyphset,
int xSrc,
int ySrc,
int xDst,
int yDst,
_Xconst char *string,
int nchar)
{
XRenderExtDisplayInfo *info = XRenderFindDisplay (dpy);
xRenderCompositeGlyphs8Req *req;
long len;
xGlyphElt *elt;
int nbytes;
if (!nchar)
return;
RenderSimpleCheckExtension (dpy, info);
LockDisplay(dpy);
GetReq(RenderCompositeGlyphs8, req);
req->reqType = info->codes->major_opcode;
req->renderReqType = X_RenderCompositeGlyphs8;
req->op = op;
req->src = src;
req->dst = dst;
req->maskFormat = maskFormat ? maskFormat->id : None;
req->glyphset = glyphset;
req->xSrc = xSrc;
req->ySrc = ySrc;
/*
* xGlyphElt must be aligned on a 32-bit boundary; this is
* easily done by filling no more than 252 glyphs in each
* bucket
*/
#define MAX_8 252
len = SIZEOF(xGlyphElt) * ((nchar + MAX_8-1) / MAX_8) + nchar;
req->length += (len + 3)>>2; /* convert to number of 32-bit words */
/*
* If the entire request does not fit into the remaining space in the
* buffer, flush the buffer first.
*/
if (dpy->bufptr + len > dpy->bufmax)
_XFlush (dpy);
while(nchar > MAX_8)
{
nbytes = MAX_8 + SIZEOF(xGlyphElt);
BufAlloc (xGlyphElt *, elt, nbytes);
elt->len = MAX_8;
elt->deltax = xDst;
elt->deltay = yDst;
xDst = 0;
yDst = 0;
memcpy ((char *) (elt + 1), string, MAX_8);
nchar = nchar - MAX_8;
string += MAX_8;
}
if (nchar)
{
nbytes = (nchar + SIZEOF(xGlyphElt) + 3) & ~3;
BufAlloc (xGlyphElt *, elt, nbytes);
elt->len = nchar;
elt->deltax = xDst;
elt->deltay = yDst;
memcpy ((char *) (elt + 1), string, nchar);
}
#undef MAX_8
UnlockDisplay(dpy);
SyncHandle();
}
int
XIChangeHierarchy(Display* dpy,
XIAnyHierarchyChangeInfo* changes,
int num_changes)
{
XIAnyHierarchyChangeInfo* any;
xXIChangeHierarchyReq *req;
XExtDisplayInfo *info = XInput_find_display(dpy);
char *data = NULL, *dptr;
int dlen = 0, i;
LockDisplay(dpy);
if (_XiCheckExtInit(dpy, XInput_2_0, info) == -1)
return (NoSuchExtension);
if (num_changes <= 0)
return Success;
GetReq(XIChangeHierarchy, req);
req->reqType = info->codes->major_opcode;
req->ReqType = X_XIChangeHierarchy;
req->num_changes = num_changes;
/* alloc required memory */
for (i = 0, any = changes; i < num_changes; i++, any++)
{
switch(any->type)
{
case XIAddMaster:
{
int slen = (strlen(any->add.name));
dlen += sizeof(xXIAddMasterInfo) +
slen + (4 - (slen % 4));
}
break;
case XIRemoveMaster:
dlen += sizeof(xXIRemoveMasterInfo);
break;
case XIAttachSlave:
dlen += sizeof(xXIAttachSlaveInfo);
break;
case XIDetachSlave:
dlen += sizeof(xXIDetachSlaveInfo);
break;
default:
return BadValue;
}
}
req->length += dlen / 4; /* dlen is 4-byte aligned */
data = Xmalloc(dlen);
if (!data)
return BadAlloc;
dptr = data;
for (i = 0, any = changes; i < num_changes; i++, any++)
{
switch(any->type)
{
case XIAddMaster:
{
XIAddMasterInfo* C = &any->add;
xXIAddMasterInfo* c = (xXIAddMasterInfo*)dptr;
c->type = C->type;
c->send_core = C->send_core;
c->enable = C->enable;
c->name_len = strlen(C->name);
c->length = (sizeof(xXIAddMasterInfo) + c->name_len + 3)/4;
strncpy((char*)&c[1], C->name, c->name_len);
dptr += c->length;
}
break;
case XIRemoveMaster:
{
XIRemoveMasterInfo* R = &any->remove;
xXIRemoveMasterInfo* r = (xXIRemoveMasterInfo*)dptr;
r->type = R->type;
r->return_mode = R->return_mode;
r->deviceid = R->deviceid;
r->length = sizeof(xXIRemoveMasterInfo)/4;
if (r->return_mode == XIAttachToMaster)
{
r->return_pointer = R->return_pointer;
r->return_keyboard = R->return_keyboard;
}
dptr += sizeof(xXIRemoveMasterInfo);
}
break;
case XIAttachSlave:
{
XIAttachSlaveInfo* C = &any->attach;
xXIAttachSlaveInfo* c = (xXIAttachSlaveInfo*)dptr;
c->type = C->type;
c->deviceid = C->deviceid;
c->length = sizeof(xXIAttachSlaveInfo)/4;
c->new_master = C->new_master;
dptr += sizeof(xXIAttachSlaveInfo);
}
break;
case XIDetachSlave:
{
XIDetachSlaveInfo *D = &any->detach;
xXIDetachSlaveInfo *d = (xXIDetachSlaveInfo*)dptr;
d->type = D->type;
d->deviceid = D->deviceid;
d->length = sizeof(xXIDetachSlaveInfo)/4;
dptr += sizeof(xXIDetachSlaveInfo);
}
}
}
Data(dpy, data, dlen);
Xfree(data);
UnlockDisplay(dpy);
SyncHandle();
return Success;
}
void
XRenderCompositeString32 (Display *dpy,
int op,
Picture src,
Picture dst,
_Xconst XRenderPictFormat *maskFormat,
GlyphSet glyphset,
int xSrc,
int ySrc,
int xDst,
int yDst,
_Xconst unsigned int *string,
int nchar)
{
XRenderExtDisplayInfo *info = XRenderFindDisplay (dpy);
xRenderCompositeGlyphs8Req *req;
long len;
xGlyphElt *elt;
int nbytes;
if (!nchar)
return;
RenderSimpleCheckExtension (dpy, info);
LockDisplay(dpy);
GetReq(RenderCompositeGlyphs32, req);
req->reqType = info->codes->major_opcode;
req->renderReqType = X_RenderCompositeGlyphs32;
req->op = op;
req->src = src;
req->dst = dst;
req->maskFormat = maskFormat ? maskFormat->id : None;
req->glyphset = glyphset;
req->xSrc = xSrc;
req->ySrc = ySrc;
#define MAX_32 254
len = SIZEOF(xGlyphElt) * ((nchar + MAX_32-1) / MAX_32) + nchar * 4;
req->length += (len + 3)>>2; /* convert to number of 32-bit words */
/*
* If the entire request does not fit into the remaining space in the
* buffer, flush the buffer first.
*/
if (dpy->bufptr + len > dpy->bufmax)
_XFlush (dpy);
while(nchar > MAX_32)
{
nbytes = MAX_32 * 4 + SIZEOF(xGlyphElt);
BufAlloc (xGlyphElt *, elt, nbytes);
elt->len = MAX_32;
elt->deltax = xDst;
elt->deltay = yDst;
xDst = 0;
yDst = 0;
memcpy ((char *) (elt + 1), (char *) string, MAX_32 * 4);
nchar = nchar - MAX_32;
string += MAX_32;
}
if (nchar)
{
nbytes = nchar * 4 + SIZEOF(xGlyphElt);
BufAlloc (xGlyphElt *, elt, nbytes);
elt->len = nchar;
elt->deltax = xDst;
elt->deltay = yDst;
memcpy ((char *) (elt + 1), (char *) string, nchar * 4);
}
#undef MAX_32
UnlockDisplay(dpy);
SyncHandle();
}
int
XDrawString16(
register Display *dpy,
Drawable d,
GC gc,
int x,
int y,
_Xconst XChar2b *string,
int length)
{
int Datalength = 0;
register xPolyText16Req *req;
if (length <= 0)
return 0;
LockDisplay(dpy);
FlushGC(dpy, gc);
GetReq (PolyText16, req);
req->drawable = d;
req->gc = gc->gid;
req->x = x;
req->y = y;
Datalength += SIZEOF(xTextElt) * ((length + 253) / 254) + (length << 1);
req->length += (Datalength + 3)>>2; /* convert to number of 32-bit words */
/*
* If the entire request does not fit into the remaining space in the
* buffer, flush the buffer first. If the request does fit into the
* empty buffer, then we won't have to flush it at the end to keep
* the buffer 32-bit aligned.
*/
if (dpy->bufptr + Datalength > dpy->bufmax)
_XFlush (dpy);
{
int nbytes;
int PartialNChars = length;
register xTextElt *elt;
XChar2b *CharacterOffset = (XChar2b *)string;
while(PartialNChars > 254)
{
nbytes = 254 * 2 + SIZEOF(xTextElt);
BufAlloc (xTextElt *, elt, nbytes);
elt->delta = 0;
elt->len = 254;
#if defined(MUSTCOPY) || defined(MUSTCOPY2B)
{
register int i;
register unsigned char *cp;
for (i = 0, cp = ((unsigned char *)elt) + 2; i < 254; i++) {
*cp++ = CharacterOffset[i].byte1;
*cp++ = CharacterOffset[i].byte2;
}
}
#else
memcpy (((char *) elt) + 2, (char *)CharacterOffset, 254 * 2);
#endif
PartialNChars = PartialNChars - 254;
CharacterOffset += 254;
}
if (PartialNChars)
{
nbytes = PartialNChars * 2 + SIZEOF(xTextElt);
BufAlloc (xTextElt *, elt, nbytes);
elt->delta = 0;
elt->len = PartialNChars;
#if defined(MUSTCOPY) || defined(MUSTCOPY2B)
{
register int i;
register unsigned char *cp;
for (i = 0, cp = ((unsigned char *)elt) + 2; i < PartialNChars;
i++) {
*cp++ = CharacterOffset[i].byte1;
*cp++ = CharacterOffset[i].byte2;
}
}
#else
memcpy(((char *)elt) + 2, (char *)CharacterOffset, PartialNChars * 2);
#endif
}
}
/* Pad request out to a 32-bit boundary */
if (Datalength &= 3) {
char *pad;
/*
* BufAlloc is a macro that uses its last argument more than
* once, otherwise I'd write "BufAlloc (char *, pad, 4-length)"
*/
length = 4 - Datalength;
BufAlloc (char *, pad, length);
/*
* if there are 3 bytes of padding, the first byte MUST be 0
* so the pad bytes aren't mistaken for a final xTextElt
*/
*pad = 0;
}
/*
* If the buffer pointer is not now pointing to a 32-bit boundary,
* we must flush the buffer so that it does point to a 32-bit boundary
* at the end of this routine.
*/
if ((dpy->bufptr - dpy->buffer) & 3)
_XFlush (dpy);
UnlockDisplay(dpy);
SyncHandle();
return 0;
}
/**
* Change a drawable's attribute.
*
* This function is used to implement \c glXSelectEvent and
* \c glXSelectEventSGIX.
*
* \note
* This function dynamically determines whether to use the SGIX_pbuffer
* version of the protocol or the GLX 1.3 version of the protocol.
*/
static void
ChangeDrawableAttribute(Display * dpy, GLXDrawable drawable,
const CARD32 * attribs, size_t num_attribs)
{
struct glx_display *priv = __glXInitialize(dpy);
#ifdef GLX_DIRECT_RENDERING
__GLXDRIdrawable *pdraw;
#endif
CARD32 *output;
CARD8 opcode;
int i;
if ((dpy == NULL) || (drawable == 0)) {
return;
}
opcode = __glXSetupForCommand(dpy);
if (!opcode)
return;
LockDisplay(dpy);
if ((priv->majorVersion > 1) || (priv->minorVersion >= 3)) {
xGLXChangeDrawableAttributesReq *req;
GetReqExtra(GLXChangeDrawableAttributes, 8 * num_attribs, req);
output = (CARD32 *) (req + 1);
req->reqType = opcode;
req->glxCode = X_GLXChangeDrawableAttributes;
req->drawable = drawable;
req->numAttribs = (CARD32) num_attribs;
}
else {
xGLXVendorPrivateWithReplyReq *vpreq;
GetReqExtra(GLXVendorPrivateWithReply, 8 + (8 * num_attribs), vpreq);
output = (CARD32 *) (vpreq + 1);
vpreq->reqType = opcode;
vpreq->glxCode = X_GLXVendorPrivateWithReply;
vpreq->vendorCode = X_GLXvop_ChangeDrawableAttributesSGIX;
output[0] = (CARD32) drawable;
output[1] = num_attribs;
output += 2;
}
(void) memcpy(output, attribs, sizeof(CARD32) * 2 * num_attribs);
UnlockDisplay(dpy);
SyncHandle();
#ifdef GLX_DIRECT_RENDERING
pdraw = GetGLXDRIDrawable(dpy, drawable);
if (!pdraw)
return;
for (i = 0; i < num_attribs; i++) {
switch(attribs[i * 2]) {
case GLX_EVENT_MASK:
/* Keep a local copy for masking out DRI2 proto events as needed */
pdraw->eventMask = attribs[i * 2 + 1];
break;
}
}
#endif
return;
}
