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-rw-r--r--nx-X11/lib/Xrender/Picture.c366
1 files changed, 366 insertions, 0 deletions
diff --git a/nx-X11/lib/Xrender/Picture.c b/nx-X11/lib/Xrender/Picture.c
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+/*
+ *
+ * Copyright © 2000 SuSE, Inc.
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and its
+ * documentation for any purpose is hereby granted without fee, provided that
+ * the above copyright notice appear in all copies and that both that
+ * copyright notice and this permission notice appear in supporting
+ * documentation, and that the name of SuSE not be used in advertising or
+ * publicity pertaining to distribution of the software without specific,
+ * written prior permission. SuSE makes no representations about the
+ * suitability of this software for any purpose. It is provided "as is"
+ * without express or implied warranty.
+ *
+ * SuSE DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING ALL
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL SuSE
+ * BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
+ * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
+ * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ *
+ * Author: Keith Packard, SuSE, Inc.
+ */
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+#include "Xrenderint.h"
+#include <X11/Xregion.h>
+
+static void
+_XRenderProcessPictureAttributes (Display *dpy,
+ xRenderChangePictureReq *req,
+ unsigned long valuemask,
+ _Xconst XRenderPictureAttributes *attributes)
+{
+ unsigned long values[32];
+ register unsigned long *value = values;
+ unsigned int nvalues;
+
+ if (valuemask & CPRepeat)
+ *value++ = attributes->repeat;
+ if (valuemask & CPAlphaMap)
+ *value++ = attributes->alpha_map;
+ if (valuemask & CPAlphaXOrigin)
+ *value++ = attributes->alpha_x_origin;
+ if (valuemask & CPAlphaYOrigin)
+ *value++ = attributes->alpha_y_origin;
+ if (valuemask & CPClipXOrigin)
+ *value++ = attributes->clip_x_origin;
+ if (valuemask & CPClipYOrigin)
+ *value++ = attributes->clip_y_origin;
+ if (valuemask & CPClipMask)
+ *value++ = attributes->clip_mask;
+ if (valuemask & CPGraphicsExposure)
+ *value++ = attributes->graphics_exposures;
+ if (valuemask & CPSubwindowMode)
+ *value++ = attributes->subwindow_mode;
+ if (valuemask & CPPolyEdge)
+ *value++ = attributes->poly_edge;
+ if (valuemask & CPPolyMode)
+ *value++ = attributes->poly_mode;
+ if (valuemask & CPDither)
+ *value++ = attributes->dither;
+ if (valuemask & CPComponentAlpha)
+ *value++ = attributes->component_alpha;
+
+ req->length += (nvalues = value - values);
+
+ nvalues <<= 2; /* watch out for macros... */
+ Data32 (dpy, (long *) values, (long)nvalues);
+}
+
+Picture
+XRenderCreatePicture (Display *dpy,
+ Drawable drawable,
+ _Xconst XRenderPictFormat *format,
+ unsigned long valuemask,
+ _Xconst XRenderPictureAttributes *attributes)
+{
+ XRenderExtDisplayInfo *info = XRenderFindDisplay (dpy);
+ Picture pid;
+ xRenderCreatePictureReq *req;
+
+ RenderCheckExtension (dpy, info, 0);
+ LockDisplay(dpy);
+ GetReq(RenderCreatePicture, req);
+ req->reqType = info->codes->major_opcode;
+ req->renderReqType = X_RenderCreatePicture;
+ req->pid = pid = XAllocID(dpy);
+ req->drawable = drawable;
+ req->format = format->id;
+ if ((req->mask = valuemask))
+ _XRenderProcessPictureAttributes (dpy,
+ (xRenderChangePictureReq *) req,
+ valuemask,
+ attributes);
+ UnlockDisplay(dpy);
+ SyncHandle();
+ return pid;
+}
+
+void
+XRenderChangePicture (Display *dpy,
+ Picture picture,
+ unsigned long valuemask,
+ _Xconst XRenderPictureAttributes *attributes)
+{
+ XRenderExtDisplayInfo *info = XRenderFindDisplay (dpy);
+ xRenderChangePictureReq *req;
+
+ RenderSimpleCheckExtension (dpy, info);
+ LockDisplay(dpy);
+ GetReq(RenderChangePicture, req);
+ req->reqType = info->codes->major_opcode;
+ req->renderReqType = X_RenderChangePicture;
+ req->picture = picture;
+ req->mask = valuemask;
+ _XRenderProcessPictureAttributes (dpy,
+ req,
+ valuemask,
+ attributes);
+ UnlockDisplay(dpy);
+ SyncHandle();
+}
+
+static void
+_XRenderSetPictureClipRectangles (Display *dpy,
+ XRenderExtDisplayInfo *info,
+ Picture picture,
+ int xOrigin,
+ int yOrigin,
+ _Xconst XRectangle *rects,
+ int n)
+{
+ xRenderSetPictureClipRectanglesReq *req;
+ long len;
+
+ GetReq (RenderSetPictureClipRectangles, req);
+ req->reqType = info->codes->major_opcode;
+ req->renderReqType = X_RenderSetPictureClipRectangles;
+ req->picture = picture;
+ req->xOrigin = xOrigin;
+ req->yOrigin = yOrigin;
+ len = ((long) n) << 1;
+ SetReqLen (req, len, 1);
+ len <<= 2;
+ Data16 (dpy, (short *) rects, len);
+}
+
+void
+XRenderSetPictureClipRectangles (Display *dpy,
+ Picture picture,
+ int xOrigin,
+ int yOrigin,
+ _Xconst XRectangle *rects,
+ int n)
+{
+ XRenderExtDisplayInfo *info = XRenderFindDisplay (dpy);
+
+ RenderSimpleCheckExtension (dpy, info);
+ LockDisplay(dpy);
+ _XRenderSetPictureClipRectangles (dpy, info, picture,
+ xOrigin, yOrigin, rects, n);
+ UnlockDisplay (dpy);
+ SyncHandle ();
+}
+
+void
+XRenderSetPictureClipRegion (Display *dpy,
+ Picture picture,
+ Region r)
+{
+ XRenderExtDisplayInfo *info = XRenderFindDisplay (dpy);
+ int i;
+ XRectangle *xr, *pr;
+ BOX *pb;
+ unsigned long total;
+
+ RenderSimpleCheckExtension (dpy, info);
+ LockDisplay(dpy);
+ total = r->numRects * sizeof (XRectangle);
+ if ((xr = (XRectangle *) _XAllocTemp(dpy, total))) {
+ for (pr = xr, pb = r->rects, i = r->numRects; --i >= 0; pr++, pb++) {
+ pr->x = pb->x1;
+ pr->y = pb->y1;
+ pr->width = pb->x2 - pb->x1;
+ pr->height = pb->y2 - pb->y1;
+ }
+ }
+ if (xr || !r->numRects)
+ _XRenderSetPictureClipRectangles (dpy, info, picture, 0, 0,
+ xr, r->numRects);
+ if (xr)
+ _XFreeTemp(dpy, (char *)xr, total);
+ UnlockDisplay(dpy);
+ SyncHandle();
+}
+
+void
+XRenderSetPictureTransform (Display *dpy,
+ Picture picture,
+ XTransform *transform)
+{
+ XRenderExtDisplayInfo *info = XRenderFindDisplay (dpy);
+ xRenderSetPictureTransformReq *req;
+
+ RenderSimpleCheckExtension (dpy, info);
+ LockDisplay (dpy);
+ GetReq(RenderSetPictureTransform, req);
+ req->reqType = info->codes->major_opcode;
+ req->renderReqType = X_RenderSetPictureTransform;
+ req->picture = picture;
+ req->transform.matrix11 = transform->matrix[0][0];
+ req->transform.matrix12 = transform->matrix[0][1];
+ req->transform.matrix13 = transform->matrix[0][2];
+ req->transform.matrix21 = transform->matrix[1][0];
+ req->transform.matrix22 = transform->matrix[1][1];
+ req->transform.matrix23 = transform->matrix[1][2];
+ req->transform.matrix31 = transform->matrix[2][0];
+ req->transform.matrix32 = transform->matrix[2][1];
+ req->transform.matrix33 = transform->matrix[2][2];
+ UnlockDisplay(dpy);
+ SyncHandle();
+
+}
+
+void
+XRenderFreePicture (Display *dpy,
+ Picture picture)
+{
+ XRenderExtDisplayInfo *info = XRenderFindDisplay (dpy);
+ xRenderFreePictureReq *req;
+
+ RenderSimpleCheckExtension (dpy, info);
+ LockDisplay(dpy);
+ GetReq(RenderFreePicture, req);
+ req->reqType = info->codes->major_opcode;
+ req->renderReqType = X_RenderFreePicture;
+ req->picture = picture;
+ UnlockDisplay(dpy);
+ SyncHandle();
+}
+
+
+Picture XRenderCreateSolidFill(Display *dpy,
+ const XRenderColor *color)
+{
+ XRenderExtDisplayInfo *info = XRenderFindDisplay (dpy);
+ Picture pid;
+ xRenderCreateSolidFillReq *req;
+
+ RenderCheckExtension (dpy, info, 0);
+ LockDisplay(dpy);
+ GetReq(RenderCreateSolidFill, req);
+ req->reqType = info->codes->major_opcode;
+ req->renderReqType = X_RenderCreateSolidFill;
+
+ req->pid = pid = XAllocID(dpy);
+ req->color.red = color->red;
+ req->color.green = color->green;
+ req->color.blue = color->blue;
+ req->color.alpha = color->alpha;
+
+ UnlockDisplay(dpy);
+ SyncHandle();
+ return pid;
+}
+
+
+Picture XRenderCreateLinearGradient(Display *dpy,
+ const XLinearGradient *gradient,
+ const XFixed *stops,
+ const XRenderColor *colors,
+ int nStops)
+{
+ XRenderExtDisplayInfo *info = XRenderFindDisplay (dpy);
+ Picture pid;
+ xRenderCreateLinearGradientReq *req;
+
+ RenderCheckExtension (dpy, info, 0);
+ LockDisplay(dpy);
+ GetReq(RenderCreateLinearGradient, req);
+ req->reqType = info->codes->major_opcode;
+ req->renderReqType = X_RenderCreateLinearGradient;
+
+ req->pid = pid = XAllocID(dpy);
+ req->p1.x = gradient->p1.x;
+ req->p1.y = gradient->p1.y;
+ req->p2.x = gradient->p2.x;
+ req->p2.y = gradient->p2.y;
+
+ req->nStops = nStops;
+ DataInt32(dpy, stops, nStops * 4);
+ Data16(dpy, colors, nStops * 8);
+ req->length += nStops*3;
+
+ UnlockDisplay(dpy);
+ SyncHandle();
+ return pid;
+}
+
+Picture XRenderCreateRadialGradient(Display *dpy,
+ const XRadialGradient *gradient,
+ const XFixed *stops,
+ const XRenderColor *colors,
+ int nStops)
+{
+ XRenderExtDisplayInfo *info = XRenderFindDisplay (dpy);
+ Picture pid;
+ xRenderCreateRadialGradientReq *req;
+
+ RenderCheckExtension (dpy, info, 0);
+ LockDisplay(dpy);
+ GetReq(RenderCreateRadialGradient, req);
+ req->reqType = info->codes->major_opcode;
+ req->renderReqType = X_RenderCreateRadialGradient;
+
+ req->pid = pid = XAllocID(dpy);
+ req->inner.x = gradient->inner.x;
+ req->inner.y = gradient->inner.y;
+ req->outer.x = gradient->outer.x;
+ req->outer.y = gradient->outer.y;
+ req->inner_radius = gradient->inner.radius;
+ req->outer_radius = gradient->outer.radius;
+
+ req->nStops = nStops;
+ DataInt32(dpy, stops, nStops * 4);
+ Data16(dpy, colors, nStops * 8);
+ req->length += nStops*3;
+
+ UnlockDisplay(dpy);
+ SyncHandle();
+ return pid;
+}
+
+Picture XRenderCreateConicalGradient(Display *dpy,
+ const XConicalGradient *gradient,
+ const XFixed *stops,
+ const XRenderColor *colors,
+ int nStops)
+{
+ XRenderExtDisplayInfo *info = XRenderFindDisplay (dpy);
+ Picture pid;
+ xRenderCreateConicalGradientReq *req;
+
+ RenderCheckExtension (dpy, info, 0);
+ LockDisplay(dpy);
+ GetReq(RenderCreateConicalGradient, req);
+ req->reqType = info->codes->major_opcode;
+ req->renderReqType = X_RenderCreateConicalGradient;
+
+ req->pid = pid = XAllocID(dpy);
+ req->center.x = gradient->center.x;
+ req->center.y = gradient->center.y;
+ req->angle = gradient->angle;
+
+ req->nStops = nStops;
+ DataInt32(dpy, stops, nStops * 4);
+ Data16(dpy, colors, nStops * 8);
+ req->length += nStops*3;
+
+ UnlockDisplay(dpy);
+ SyncHandle();
+ return pid;
+}