From f7cff021e063021a5ff206f4cd6b7b160465f03e Mon Sep 17 00:00:00 2001
From: Mihai Moldovan <ïonic@ionic.de>
Date: Sat, 9 Apr 2016 19:38:12 +0000
Subject: 
 nx-X11/programs/Xserver/{dix/{colormap.c,window.c},hw/nxagent/NXwindow.c,include/{colormap,window{,str}}.h}:
 backport features needed for Composite 0.4.

---
 nx-X11/programs/Xserver/include/colormap.h  |  4 ++++
 nx-X11/programs/Xserver/include/window.h    |  4 ++++
 nx-X11/programs/Xserver/include/windowstr.h | 29 ++++++++++++++++++++++++++++-
 3 files changed, 36 insertions(+), 1 deletion(-)

(limited to 'nx-X11/programs/Xserver/include')

diff --git a/nx-X11/programs/Xserver/include/colormap.h b/nx-X11/programs/Xserver/include/colormap.h
index 67f44193d..bfc6667db 100644
--- a/nx-X11/programs/Xserver/include/colormap.h
+++ b/nx-X11/programs/Xserver/include/colormap.h
@@ -181,4 +181,8 @@ extern int IsMapInstalled(
     Colormap /*map*/,
     WindowPtr /*pWin*/);
 
+extern Bool ResizeVisualArray(ScreenPtr /* pScreen */ ,
+                              int /* new_vis_count */ ,
+                              DepthPtr /* depth */ );
+
 #endif /* CMAP_H */
diff --git a/nx-X11/programs/Xserver/include/window.h b/nx-X11/programs/Xserver/include/window.h
index 571115365..9e670995d 100644
--- a/nx-X11/programs/Xserver/include/window.h
+++ b/nx-X11/programs/Xserver/include/window.h
@@ -102,6 +102,10 @@ extern void ClippedRegionFromBox(
     int /*w*/,
     int /*h*/);
 
+typedef WindowPtr (* RealChildHeadProc) (WindowPtr pWin);
+
+void RegisterRealChildHeadProc (RealChildHeadProc proc);
+
 extern WindowPtr RealChildHead(
     WindowPtr /*pWin*/);
 
diff --git a/nx-X11/programs/Xserver/include/windowstr.h b/nx-X11/programs/Xserver/include/windowstr.h
index 5c181bc51..c32842fe3 100644
--- a/nx-X11/programs/Xserver/include/windowstr.h
+++ b/nx-X11/programs/Xserver/include/windowstr.h
@@ -96,6 +96,33 @@ typedef struct _WindowOpt {
 #define BackgroundPixel	    2L
 #define BackgroundPixmap    3L
 
+/*
+ * The redirectDraw field can have one of three values:
+ *
+ *  RedirectDrawNone
+ *	A normal window; painted into the same pixmap as the parent
+ *	and clipping parent and siblings to its geometry. These
+ *	windows get a clip list equal to the intersection of their
+ *	geometry with the parent geometry, minus the geometry
+ *	of overlapping None and Clipped siblings.
+ *  RedirectDrawAutomatic
+ *	A redirected window which clips parent and sibling drawing.
+ *	Contents for these windows are manage inside the server.
+ *	These windows get an internal clip list equal to their
+ *	geometry.
+ *  RedirectDrawManual
+ *	A redirected window which does not clip parent and sibling
+ *	drawing; the window must be represented within the parent
+ *	geometry by the client performing the redirection management.
+ *	Contents for these windows are managed outside the server.
+ *	These windows get an internal clip list equal to their
+ *	geometry.
+ */
+
+#define RedirectDrawNone	0
+#define RedirectDrawAutomatic	1
+#define RedirectDrawManual	2
+
 typedef struct _Window {
     DrawableRec		drawable;
     WindowPtr		parent;		/* ancestor chain */
@@ -138,7 +165,7 @@ typedef struct _Window {
     unsigned		srcBuffer:1;	/* source buffer for rendering */
 #endif
 #ifdef COMPOSITE
-    unsigned		redirectDraw:1;	/* rendering is redirected from here */
+    unsigned		redirectDraw:2;	/* rendering is redirected from here */
 #endif
     DevUnion		*devPrivates;
 } WindowRec;
-- 
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