xorg: work on offscreen bitmaps

1 files changed, 482 insertions, 0 deletions

diff --git a/xorg/X11R7.6/rdp/rdpCopyArea.c b/xorg/X11R7.6/rdp/rdpCopyArea.c
new file mode 100644
index 00000000..3c3d371b
--- /dev/null
+++ b/xorg/X11R7.6/rdp/rdpCopyArea.c
@@ -0,0 +1,482 @@
+/*
+Copyright 2005-2012 Jay Sorg
+
+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.
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL THE
+OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
+AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+*/
+
+#include "rdp.h"
+#include "rdpdraw.h"
+
+#define LDEBUG 0
+
+#define LOG_LEVEL 1
+#define LLOG(_level, _args) \
+  do { if (_level < LOG_LEVEL) { ErrorF _args ; } } while (0)
+#define LLOGLN(_level, _args) \
+  do { if (_level < LOG_LEVEL) { ErrorF _args ; ErrorF("\n"); } } while (0)
+
+extern rdpScreenInfoRec g_rdpScreen; /* from rdpmain.c */
+extern DevPrivateKeyRec g_rdpGCIndex; /* from rdpmain.c */
+extern DevPrivateKeyRec g_rdpWindowIndex; /* from rdpmain.c */
+extern DevPrivateKeyRec g_rdpPixmapIndex; /* from rdpmain.c */
+extern int g_Bpp; /* from rdpmain.c */
+extern ScreenPtr g_pScreen; /* from rdpmain.c */
+extern Bool g_wrapPixmap; /* from rdpmain.c */
+
+extern GCOps g_rdpGCOps; /* from rdpdraw.c */
+
+extern int g_con_number; /* in rdpup.c */
+
+/******************************************************************************/
+static RegionPtr
+rdpCopyAreaOrg(DrawablePtr pSrc, DrawablePtr pDst, GCPtr pGC,
+               int srcx, int srcy, int w, int h, int dstx, int dsty)
+{
+  rdpGCPtr priv;
+  GCFuncs* oldFuncs;
+  RegionPtr rv;
+
+  GC_OP_PROLOGUE(pGC);
+  rv = pGC->ops->CopyArea(pSrc, pDst, pGC, srcx, srcy, w, h, dstx, dsty);
+  GC_OP_EPILOGUE(pGC);
+  return rv;
+}
+
+/******************************************************************************/
+static RegionPtr
+rdpCopyAreaWndToWnd(WindowPtr pSrcWnd, WindowPtr pDstWnd, GCPtr pGC,
+                    int srcx, int srcy, int w, int h,
+                    int dstx, int dsty)
+{
+  int cd;
+  int lsrcx;
+  int lsrcy;
+  int ldstx;
+  int ldsty;
+  int num_clips;
+  int dx;
+  int dy;
+  int j;
+  BoxRec box;
+  RegionPtr rv;
+  RegionRec clip_reg;
+
+  LLOGLN(10, ("rdpCopyAreaWndToWnd:"));
+
+  rv = rdpCopyAreaOrg(&(pSrcWnd->drawable), &(pDstWnd->drawable),
+                      pGC, srcx, srcy, w, h, dstx, dsty);
+  RegionInit(&clip_reg, NullBox, 0);
+  cd = rdp_get_clip(&clip_reg, &(pDstWnd->drawable), pGC);
+  lsrcx = pSrcWnd->drawable.x + srcx;
+  lsrcy = pSrcWnd->drawable.y + srcy;
+  ldstx = pDstWnd->drawable.x + dstx;
+  ldsty = pDstWnd->drawable.y + dsty;
+  if (cd == 1)
+  {
+    rdpup_begin_update();
+    rdpup_screen_blt(ldstx, ldsty, w, h, lsrcx, lsrcy);
+    rdpup_end_update();
+  }
+  else if (cd == 2)
+  {
+    num_clips = REGION_NUM_RECTS(&clip_reg);
+    if (num_clips > 0)
+    {
+      rdpup_begin_update();
+      dx = dstx - srcx;
+      dy = dsty - srcy;
+      if ((dy < 0) || ((dy == 0) && (dx < 0)))
+      {
+        for (j = 0; j < num_clips; j++)
+        {
+          box = REGION_RECTS(&clip_reg)[j];
+          rdpup_set_clip(box.x1, box.y1, box.x2 - box.x1, box.y2 - box.y1);
+          rdpup_screen_blt(ldstx, ldsty, w, h, lsrcx, lsrcy);
+        }
+      }
+      else
+      {
+        for (j = num_clips - 1; j >= 0; j--)
+        {
+          box = REGION_RECTS(&clip_reg)[j];
+          rdpup_set_clip(box.x1, box.y1, box.x2 - box.x1, box.y2 - box.y1);
+          rdpup_screen_blt(ldstx, ldsty, w, h, lsrcx, lsrcy);
+        }
+      }
+      rdpup_reset_clip();
+      rdpup_end_update();
+    }
+  }
+  RegionUninit(&clip_reg);
+  return rv;
+}
+
+/******************************************************************************/
+static RegionPtr
+rdpCopyAreaWndToPixmap(WindowPtr pSrcWnd,
+                       PixmapPtr pDstPixmap, rdpPixmapRec* pDstPriv,
+                       GCPtr pGC, int srcx, int srcy, int w, int h,
+                       int dstx, int dsty)
+{
+  int cd;
+  int lsrcx;
+  int lsrcy;
+  int ldstx;
+  int ldsty;
+  int num_clips;
+  int dx;
+  int dy;
+  int j;
+  BoxRec box;
+  RegionPtr rv;
+  RegionRec clip_reg;
+
+  LLOGLN(10, ("rdpCopyAreaWndToPixmap:"));
+
+  rv = rdpCopyAreaOrg(&(pSrcWnd->drawable), &(pDstPixmap->drawable),
+                      pGC, srcx, srcy, w, h, dstx, dsty);
+  RegionInit(&clip_reg, NullBox, 0);
+  cd = rdp_get_clip(&clip_reg, &(pDstPixmap->drawable), pGC);
+  lsrcx = pSrcWnd->drawable.x + srcx;
+  lsrcy = pSrcWnd->drawable.y + srcy;
+  ldstx = pDstPixmap->drawable.x + dstx;
+  ldsty = pDstPixmap->drawable.y + dsty;
+  if (cd == 1)
+  {
+    rdpup_switch_os_surface(pDstPriv->rdpid);
+    rdpup_begin_update();
+    rdpup_screen_blt(ldstx, ldsty, w, h, lsrcx, lsrcy);
+    rdpup_end_update();
+    rdpup_switch_os_surface(-1);
+  }
+  else if (cd == 2)
+  {
+    num_clips = REGION_NUM_RECTS(&clip_reg);
+    if (num_clips > 0)
+    {
+      rdpup_switch_os_surface(pDstPriv->rdpid);
+      rdpup_begin_update();
+      dx = dstx - srcx;
+      dy = dsty - srcy;
+      if ((dy < 0) || ((dy == 0) && (dx < 0)))
+      {
+        for (j = 0; j < num_clips; j++)
+        {
+          box = REGION_RECTS(&clip_reg)[j];
+          rdpup_set_clip(box.x1, box.y1, box.x2 - box.x1, box.y2 - box.y1);
+          rdpup_screen_blt(ldstx, ldsty, w, h, lsrcx, lsrcy);
+        }
+      }
+      else
+      {
+        for (j = num_clips - 1; j >= 0; j--)
+        {
+          box = REGION_RECTS(&clip_reg)[j];
+          rdpup_set_clip(box.x1, box.y1, box.x2 - box.x1, box.y2 - box.y1);
+          rdpup_screen_blt(ldstx, ldsty, w, h, lsrcx, lsrcy);
+        }
+      }
+      rdpup_reset_clip();
+      rdpup_end_update();
+      rdpup_switch_os_surface(-1);
+    }
+  }
+  RegionUninit(&clip_reg);
+  return rv;
+}
+
+/******************************************************************************/
+/* draw from an off screen pixmap to a visible window */
+static RegionPtr
+rdpCopyAreaPixmapToWnd(PixmapPtr pSrcPixmap, rdpPixmapRec* pSrcPriv,
+                       WindowPtr pDstWnd, GCPtr pGC,
+                       int srcx, int srcy, int w, int h,
+                       int dstx, int dsty)
+{
+  int lsrcx;
+  int lsrcy;
+  int ldstx;
+  int ldsty;
+  int cd;
+  int j;
+  int num_clips;
+  RegionPtr rv;
+  RegionRec clip_reg;
+  BoxRec box;
+
+  LLOGLN(10, ("rdpCopyAreaPixmapToWnd:"));
+
+  rv = rdpCopyAreaOrg(&(pSrcPixmap->drawable), &(pDstWnd->drawable),
+                      pGC, srcx, srcy, w, h, dstx, dsty);
+  RegionInit(&clip_reg, NullBox, 0);
+  cd = rdp_get_clip(&clip_reg, &(pDstWnd->drawable), pGC);
+  ldstx = pDstWnd->drawable.x + dstx;
+  ldsty = pDstWnd->drawable.y + dsty;
+  lsrcx = pSrcPixmap->drawable.x + srcx;
+  lsrcy = pSrcPixmap->drawable.y + srcy;
+  if (cd == 1)
+  {
+    rdpup_begin_update();
+    rdpup_paint_rect_os(ldstx, ldsty, w, h, pSrcPriv->rdpid, lsrcx, lsrcy);
+    rdpup_end_update();
+  }
+  else if (cd == 2)
+  {
+    num_clips = REGION_NUM_RECTS(&clip_reg);
+    if (num_clips > 0)
+    {
+      rdpup_begin_update();
+      for (j = 0; j < num_clips; j++)
+      {
+        box = REGION_RECTS(&clip_reg)[j];
+        LLOGLN(10, ("rdpCopyAreaPixmapToWnd: %d %d %d %d", box.x1, box.y1, box.x2, box.y2));
+        rdpup_set_clip(box.x1, box.y1, box.x2 - box.x1, box.y2 - box.y1);
+        rdpup_paint_rect_os(ldstx, ldsty, w, h, pSrcPriv->rdpid, lsrcx, lsrcy);
+      }
+      rdpup_reset_clip();
+      rdpup_end_update();
+    }
+  }
+  RegionUninit(&clip_reg);
+  return rv;
+}
+
+/******************************************************************************/
+/* draw from an off screen pixmap to an off screen pixmap */
+static RegionPtr
+rdpCopyAreaPixmapToPixmap(PixmapPtr pSrcPixmap, rdpPixmapRec* pSrcPriv,
+                          PixmapPtr pDstPixmap, rdpPixmapRec* pDstPriv,
+                          GCPtr pGC, int srcx, int srcy, int w, int h,
+                          int dstx, int dsty)
+{
+  int lsrcx;
+  int lsrcy;
+  int ldstx;
+  int ldsty;
+  int cd;
+  int j;
+  int num_clips;
+  RegionPtr rv;
+  RegionRec clip_reg;
+  BoxRec box;
+
+  LLOGLN(10, ("rdpCopyAreaPixmapToPixmap:"));
+
+  rv = rdpCopyAreaOrg(&(pSrcPixmap->drawable), &(pDstPixmap->drawable),
+                      pGC, srcx, srcy, w, h, dstx, dsty);
+  RegionInit(&clip_reg, NullBox, 0);
+  cd = rdp_get_clip(&clip_reg, &(pDstPixmap->drawable), pGC);
+  ldstx = pDstPixmap->drawable.x + dstx;
+  ldsty = pDstPixmap->drawable.y + dsty;
+  lsrcx = pSrcPixmap->drawable.x + srcx;
+  lsrcy = pSrcPixmap->drawable.y + srcy;
+  if (cd == 1)
+  {
+    rdpup_switch_os_surface(pDstPriv->rdpid);
+    rdpup_begin_update();
+    rdpup_paint_rect_os(ldstx, ldsty, w, h, pSrcPriv->rdpid, lsrcx, lsrcy);
+    rdpup_end_update();
+    rdpup_switch_os_surface(-1);
+  }
+  else if (cd == 2)
+  {
+    num_clips = REGION_NUM_RECTS(&clip_reg);
+    if (num_clips > 0)
+    {
+      rdpup_switch_os_surface(pDstPriv->rdpid);
+      rdpup_begin_update();
+      for (j = 0; j < num_clips; j++)
+      {
+        box = REGION_RECTS(&clip_reg)[j];
+        rdpup_set_clip(box.x1, box.y1, box.x2 - box.x1, box.y2 - box.y1);
+        rdpup_paint_rect_os(ldstx, ldsty, w, h, pSrcPriv->rdpid, lsrcx, lsrcy);
+      }
+      rdpup_reset_clip();
+      rdpup_end_update();
+      rdpup_switch_os_surface(-1);
+    }
+  }
+  RegionUninit(&clip_reg);
+  return rv;
+}
+
+/******************************************************************************/
+RegionPtr
+rdpCopyArea(DrawablePtr pSrc, DrawablePtr pDst, GCPtr pGC,
+            int srcx, int srcy, int w, int h, int dstx, int dsty)
+{
+  RegionPtr rv;
+  RegionRec clip_reg;
+  RegionRec box_reg;
+  int num_clips;
+  int cd;
+  int j;
+  int can_do_screen_blt;
+  int got_id;
+  struct image_data id;
+  BoxRec box;
+  BoxPtr pbox;
+  PixmapPtr pSrcPixmap;
+  PixmapPtr pDstPixmap;
+  rdpPixmapRec* pSrcPriv;
+  rdpPixmapRec* pDstPriv;
+  WindowPtr pDstWnd;
+  WindowPtr pSrcWnd;
+
+  LLOGLN(10, ("rdpCopyArea:"));
+
+  if (pSrc->type == DRAWABLE_WINDOW)
+  {
+    pSrcWnd = (WindowPtr)pSrc;
+    if (pSrcWnd->viewable)
+    {
+      if (pDst->type == DRAWABLE_WINDOW)
+      {
+        pDstWnd = (WindowPtr)pDst;
+        if (pDstWnd->viewable)
+        {
+          can_do_screen_blt = pGC->alu == GXcopy;
+          if (can_do_screen_blt)
+          {
+            return rdpCopyAreaWndToWnd(pSrcWnd, pDstWnd, pGC,
+                                       srcx, srcy, w, h, dstx, dsty);
+          }
+        }
+      }
+      else if (pDst->type == DRAWABLE_PIXMAP)
+      {
+        pDstPixmap = (PixmapPtr)pDst;
+        pDstPriv = GETPIXPRIV(pDstPixmap);
+        if (XRDP_IS_OS(pDstPriv))
+        {
+          can_do_screen_blt = pGC->alu == GXcopy;
+          if (can_do_screen_blt)
+          {
+            return rdpCopyAreaWndToPixmap(pSrcWnd, pDstPixmap, pDstPriv, pGC,
+                                          srcx, srcy, w, h, dstx, dsty);
+          }
+        }
+      }
+    }
+  }
+  if (pSrc->type == DRAWABLE_PIXMAP)
+  {
+    pSrcPixmap = (PixmapPtr)pSrc;
+    pSrcPriv = GETPIXPRIV(pSrcPixmap);
+    if (XRDP_IS_OS(pSrcPriv))
+    {
+      if (pDst->type == DRAWABLE_WINDOW)
+      {
+        pDstWnd = (WindowPtr)pDst;
+        if (pDstWnd->viewable)
+        {
+          return rdpCopyAreaPixmapToWnd(pSrcPixmap, pSrcPriv, pDstWnd, pGC,
+                                        srcx, srcy, w, h, dstx, dsty);
+        }
+      }
+      else if (pDst->type == DRAWABLE_PIXMAP)
+      {
+        pDstPixmap = (PixmapPtr)pDst;
+        pDstPriv = GETPIXPRIV(pDstPixmap);
+        if (XRDP_IS_OS(pDstPriv))
+        {
+          return rdpCopyAreaPixmapToPixmap(pSrcPixmap, pSrcPriv,
+                                           pDstPixmap, pDstPriv,
+                                           pGC, srcx, srcy, w, h,
+                                           dstx, dsty);
+        }
+      }
+    }
+  }
+
+  /* do original call */
+  rv = rdpCopyAreaOrg(pSrc, pDst, pGC, srcx, srcy, w, h, dstx, dsty);
+
+  got_id = 0;
+  if (pDst->type == DRAWABLE_PIXMAP)
+  {
+    pDstPixmap = (PixmapPtr)pDst;
+    pDstPriv = GETPIXPRIV(pDstPixmap);
+    if (XRDP_IS_OS(pDstPriv))
+    {
+      rdpup_switch_os_surface(pDstPriv->rdpid);
+      rdpup_get_pixmap_image_rect(pDstPixmap, &id);
+      got_id = 1;
+    }
+  }
+  else
+  {
+    if (pDst->type == DRAWABLE_WINDOW)
+    {
+      pDstWnd = (WindowPtr)pDst;
+      if (pDstWnd->viewable)
+      {
+        rdpup_get_screen_image_rect(&id);
+        got_id = 1;
+      }
+    }
+  }
+  if (!got_id)
+  {
+    return rv;
+  }
+
+  RegionInit(&clip_reg, NullBox, 0);
+  cd = rdp_get_clip(&clip_reg, pDst, pGC);
+  if (cd == 1)
+  {
+    rdpup_begin_update();
+    rdpup_send_area(&id, pDst->x + dstx, pDst->y + dsty, w, h);
+    rdpup_end_update();
+  }
+  else if (cd == 2)
+  {
+    num_clips = REGION_NUM_RECTS(&clip_reg);
+    if (num_clips > 0)
+    {
+      rdpup_begin_update();
+      box.x1 = pDst->x + dstx;
+      box.y1 = pDst->y + dsty;
+      box.x2 = box.x1 + w;
+      box.y2 = box.y1 + h;
+      RegionInit(&box_reg, &box, 0);
+      RegionIntersect(&clip_reg, &clip_reg, &box_reg);
+      num_clips = REGION_NUM_RECTS(&clip_reg);
+      if (num_clips < 10)
+      {
+        for (j = num_clips - 1; j >= 0; j--)
+        {
+          box = REGION_RECTS(&clip_reg)[j];
+          rdpup_send_area(&id, box.x1, box.y1, box.x2 - box.x1,
+                          box.y2 - box.y1);
+        }
+      }
+      else
+      {
+        pbox = RegionExtents(&clip_reg);
+        rdpup_send_area(&id, pbox->x1, pbox->y1, pbox->x2 - pbox->x1,
+                        pbox->y2 - pbox->y1);
+      }
+      RegionUninit(&box_reg);
+      rdpup_end_update();
+    }
+  }
+  RegionUninit(&clip_reg);
+  rdpup_switch_os_surface(-1);
+  return rv;
+}