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-rw-r--r--xorg-server/dbe/dbestruct.h411
1 files changed, 197 insertions, 214 deletions
diff --git a/xorg-server/dbe/dbestruct.h b/xorg-server/dbe/dbestruct.h
index 089719ba7..9ea9eb695 100644
--- a/xorg-server/dbe/dbestruct.h
+++ b/xorg-server/dbe/dbestruct.h
@@ -1,214 +1,197 @@
-/******************************************************************************
- *
- * Copyright (c) 1994, 1995 Hewlett-Packard Company
- *
- * Permission is hereby granted, free of charge, to any person obtaining
- * a copy of this software and associated documentation files (the
- * "Software"), to deal in the Software without restriction, including
- * without limitation the rights to use, copy, modify, merge, publish,
- * distribute, sublicense, and/or sell copies of the Software, and to
- * permit persons to whom the Software is furnished to do so, subject to
- * the following conditions:
- *
- * 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 HEWLETT-PACKARD COMPANY 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.
- *
- * Except as contained in this notice, the name of the Hewlett-Packard
- * Company shall not be used in advertising or otherwise to promote the
- * sale, use or other dealings in this Software without prior written
- * authorization from the Hewlett-Packard Company.
- *
- * Header file for DIX-related DBE
- *
- *****************************************************************************/
-
-#ifndef DBE_STRUCT_H
-#define DBE_STRUCT_H
-
-
-/* INCLUDES */
-
-#define NEED_DBE_PROTOCOL
-#include <X11/extensions/dbeproto.h>
-#include "windowstr.h"
-#include "privates.h"
-
-typedef struct
-{
- VisualID visual; /* one visual ID that supports double-buffering */
- int depth; /* depth of visual in bits */
- int perflevel; /* performance level of visual */
-}
-XdbeVisualInfo;
-
-typedef struct
-{
- int count; /* number of items in visual_depth */
- XdbeVisualInfo *visinfo; /* list of visuals & depths for scrn */
-}
-XdbeScreenVisualInfo;
-
-/* DEFINES */
-
-#define DBE_SCREEN_PRIV(pScreen) ((DbeScreenPrivPtr) \
- dixLookupPrivate(&(pScreen)->devPrivates, dbeScreenPrivKey))
-
-#define DBE_SCREEN_PRIV_FROM_DRAWABLE(pDrawable) \
- DBE_SCREEN_PRIV((pDrawable)->pScreen)
-
-#define DBE_SCREEN_PRIV_FROM_WINDOW_PRIV(pDbeWindowPriv) \
- DBE_SCREEN_PRIV((pDbeWindowPriv)->pWindow->drawable.pScreen)
-
-#define DBE_SCREEN_PRIV_FROM_WINDOW(pWindow) \
- DBE_SCREEN_PRIV((pWindow)->drawable.pScreen)
-
-#define DBE_SCREEN_PRIV_FROM_PIXMAP(pPixmap) \
- DBE_SCREEN_PRIV((pPixmap)->drawable.pScreen)
-
-#define DBE_SCREEN_PRIV_FROM_GC(pGC)\
- DBE_SCREEN_PRIV((pGC)->pScreen)
-
-#define DBE_WINDOW_PRIV(pWin) ((DbeWindowPrivPtr) \
- dixLookupPrivate(&(pWin)->devPrivates, dbeWindowPrivKey))
-
-/* Initial size of the buffer ID array in the window priv. */
-#define DBE_INIT_MAX_IDS 2
-
-/* Reallocation increment for the buffer ID array. */
-#define DBE_INCR_MAX_IDS 4
-
-/* Marker for free elements in the buffer ID array. */
-#define DBE_FREE_ID_ELEMENT 0
-
-extern _X_EXPORT void DbeExtensionInit (void);
-
-/* TYPEDEFS */
-
-/* Record used to pass swap information between DIX and DDX swapping
- * procedures.
- */
-typedef struct _DbeSwapInfoRec
-{
- WindowPtr pWindow;
- unsigned char swapAction;
-
-} DbeSwapInfoRec, *DbeSwapInfoPtr;
-
-/*
- ******************************************************************************
- ** Per-window data
- ******************************************************************************
- */
-
-typedef struct _DbeWindowPrivRec
-{
- /* A pointer to the window with which the DBE window private (buffer) is
- * associated.
- */
- WindowPtr pWindow;
-
- /* Last known swap action for this buffer. Legal values for this field
- * are XdbeUndefined, XdbeBackground, XdbeUntouched, and XdbeCopied.
- */
- unsigned char swapAction;
-
- /* Last known buffer size.
- */
- unsigned short width, height;
-
- /* Coordinates used for static gravity when the window is positioned.
- */
- short x, y;
-
- /* Number of XIDs associated with this buffer.
- */
- int nBufferIDs;
-
- /* Capacity of the current buffer ID array, IDs. */
- int maxAvailableIDs;
-
- /* Pointer to the array of buffer IDs. This initially points to initIDs.
- * When the static limit of the initIDs array is reached, the array is
- * reallocated and this pointer is set to the new array instead of initIDs.
- */
- XID *IDs;
-
- /* Initial array of buffer IDs. We are defining the XID array within the
- * window priv to optimize for data locality. In most cases, only one
- * buffer will be associated with a window. Having the array declared
- * here can prevent us from accessing the data in another memory page,
- * possibly resulting in a page swap and loss of performance. Initially we
- * will use this array to store buffer IDs. For situations where we have
- * more IDs than can fit in this static array, we will allocate a larger
- * array to use, possibly suffering a performance loss.
- */
- XID initIDs[DBE_INIT_MAX_IDS];
-
- /* Device-specific private information.
- */
- PrivateRec *devPrivates;
-
-} DbeWindowPrivRec, *DbeWindowPrivPtr;
-
-
-/*
- ******************************************************************************
- ** Per-screen data
- ******************************************************************************
- */
-
-typedef struct _DbeScreenPrivRec
-{
- /* Wrapped functions
- * It is the responsibilty of the DDX layer to wrap PositionWindow().
- * DbeExtensionInit wraps DestroyWindow().
- */
- PositionWindowProcPtr PositionWindow;
- DestroyWindowProcPtr DestroyWindow;
-
- /* Per-screen DIX routines */
- Bool (*SetupBackgroundPainter)(
- WindowPtr /*pWin*/,
- GCPtr /*pGC*/
-);
-
- /* Per-screen DDX routines */
- Bool (*GetVisualInfo)(
- ScreenPtr /*pScreen*/,
- XdbeScreenVisualInfo * /*pVisInfo*/
-);
- int (*AllocBackBufferName)(
- WindowPtr /*pWin*/,
- XID /*bufId*/,
- int /*swapAction*/
-);
- int (*SwapBuffers)(
- ClientPtr /*client*/,
- int * /*pNumWindows*/,
- DbeSwapInfoPtr /*swapInfo*/
-);
- void (*BeginIdiom)(
- ClientPtr /*client*/
-);
- void (*EndIdiom)(
- ClientPtr /*client*/
-);
- void (*WinPrivDelete)(
- DbeWindowPrivPtr /*pDbeWindowPriv*/,
- XID /*bufId*/
-);
- void (*ResetProc)(
- ScreenPtr /*pScreen*/
-);
-
-} DbeScreenPrivRec, *DbeScreenPrivPtr;
-
-#endif /* DBE_STRUCT_H */
+/******************************************************************************
+ *
+ * Copyright (c) 1994, 1995 Hewlett-Packard Company
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining
+ * a copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sublicense, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * 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 HEWLETT-PACKARD COMPANY 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.
+ *
+ * Except as contained in this notice, the name of the Hewlett-Packard
+ * Company shall not be used in advertising or otherwise to promote the
+ * sale, use or other dealings in this Software without prior written
+ * authorization from the Hewlett-Packard Company.
+ *
+ * Header file for DIX-related DBE
+ *
+ *****************************************************************************/
+
+#ifndef DBE_STRUCT_H
+#define DBE_STRUCT_H
+
+/* INCLUDES */
+
+#define NEED_DBE_PROTOCOL
+#include <X11/extensions/dbeproto.h>
+#include "windowstr.h"
+#include "privates.h"
+
+typedef struct {
+ VisualID visual; /* one visual ID that supports double-buffering */
+ int depth; /* depth of visual in bits */
+ int perflevel; /* performance level of visual */
+} XdbeVisualInfo;
+
+typedef struct {
+ int count; /* number of items in visual_depth */
+ XdbeVisualInfo *visinfo; /* list of visuals & depths for scrn */
+} XdbeScreenVisualInfo;
+
+/* DEFINES */
+
+#define DBE_SCREEN_PRIV(pScreen) ((DbeScreenPrivPtr) \
+ dixLookupPrivate(&(pScreen)->devPrivates, dbeScreenPrivKey))
+
+#define DBE_SCREEN_PRIV_FROM_DRAWABLE(pDrawable) \
+ DBE_SCREEN_PRIV((pDrawable)->pScreen)
+
+#define DBE_SCREEN_PRIV_FROM_WINDOW_PRIV(pDbeWindowPriv) \
+ DBE_SCREEN_PRIV((pDbeWindowPriv)->pWindow->drawable.pScreen)
+
+#define DBE_SCREEN_PRIV_FROM_WINDOW(pWindow) \
+ DBE_SCREEN_PRIV((pWindow)->drawable.pScreen)
+
+#define DBE_SCREEN_PRIV_FROM_PIXMAP(pPixmap) \
+ DBE_SCREEN_PRIV((pPixmap)->drawable.pScreen)
+
+#define DBE_SCREEN_PRIV_FROM_GC(pGC)\
+ DBE_SCREEN_PRIV((pGC)->pScreen)
+
+#define DBE_WINDOW_PRIV(pWin) ((DbeWindowPrivPtr) \
+ dixLookupPrivate(&(pWin)->devPrivates, dbeWindowPrivKey))
+
+/* Initial size of the buffer ID array in the window priv. */
+#define DBE_INIT_MAX_IDS 2
+
+/* Reallocation increment for the buffer ID array. */
+#define DBE_INCR_MAX_IDS 4
+
+/* Marker for free elements in the buffer ID array. */
+#define DBE_FREE_ID_ELEMENT 0
+
+extern _X_EXPORT void DbeExtensionInit(void);
+
+/* TYPEDEFS */
+
+/* Record used to pass swap information between DIX and DDX swapping
+ * procedures.
+ */
+typedef struct _DbeSwapInfoRec {
+ WindowPtr pWindow;
+ unsigned char swapAction;
+
+} DbeSwapInfoRec, *DbeSwapInfoPtr;
+
+/*
+ ******************************************************************************
+ ** Per-window data
+ ******************************************************************************
+ */
+
+typedef struct _DbeWindowPrivRec {
+ /* A pointer to the window with which the DBE window private (buffer) is
+ * associated.
+ */
+ WindowPtr pWindow;
+
+ /* Last known swap action for this buffer. Legal values for this field
+ * are XdbeUndefined, XdbeBackground, XdbeUntouched, and XdbeCopied.
+ */
+ unsigned char swapAction;
+
+ /* Last known buffer size.
+ */
+ unsigned short width, height;
+
+ /* Coordinates used for static gravity when the window is positioned.
+ */
+ short x, y;
+
+ /* Number of XIDs associated with this buffer.
+ */
+ int nBufferIDs;
+
+ /* Capacity of the current buffer ID array, IDs. */
+ int maxAvailableIDs;
+
+ /* Pointer to the array of buffer IDs. This initially points to initIDs.
+ * When the static limit of the initIDs array is reached, the array is
+ * reallocated and this pointer is set to the new array instead of initIDs.
+ */
+ XID *IDs;
+
+ /* Initial array of buffer IDs. We are defining the XID array within the
+ * window priv to optimize for data locality. In most cases, only one
+ * buffer will be associated with a window. Having the array declared
+ * here can prevent us from accessing the data in another memory page,
+ * possibly resulting in a page swap and loss of performance. Initially we
+ * will use this array to store buffer IDs. For situations where we have
+ * more IDs than can fit in this static array, we will allocate a larger
+ * array to use, possibly suffering a performance loss.
+ */
+ XID initIDs[DBE_INIT_MAX_IDS];
+
+ /* Device-specific private information.
+ */
+ PrivateRec *devPrivates;
+
+} DbeWindowPrivRec, *DbeWindowPrivPtr;
+
+/*
+ ******************************************************************************
+ ** Per-screen data
+ ******************************************************************************
+ */
+
+typedef struct _DbeScreenPrivRec {
+ /* Wrapped functions
+ * It is the responsibilty of the DDX layer to wrap PositionWindow().
+ * DbeExtensionInit wraps DestroyWindow().
+ */
+ PositionWindowProcPtr PositionWindow;
+ DestroyWindowProcPtr DestroyWindow;
+
+ /* Per-screen DIX routines */
+ Bool (*SetupBackgroundPainter) (WindowPtr /*pWin */ ,
+ GCPtr /*pGC */
+ );
+
+ /* Per-screen DDX routines */
+ Bool (*GetVisualInfo) (ScreenPtr /*pScreen */ ,
+ XdbeScreenVisualInfo * /*pVisInfo */
+ );
+ int (*AllocBackBufferName) (WindowPtr /*pWin */ ,
+ XID /*bufId */ ,
+ int /*swapAction */
+ );
+ int (*SwapBuffers) (ClientPtr /*client */ ,
+ int * /*pNumWindows */ ,
+ DbeSwapInfoPtr /*swapInfo */
+ );
+ void (*BeginIdiom) (ClientPtr /*client */
+ );
+ void (*EndIdiom) (ClientPtr /*client */
+ );
+ void (*WinPrivDelete) (DbeWindowPrivPtr /*pDbeWindowPriv */ ,
+ XID /*bufId */
+ );
+ void (*ResetProc) (ScreenPtr /*pScreen */
+ );
+
+} DbeScreenPrivRec, *DbeScreenPrivPtr;
+
+#endif /* DBE_STRUCT_H */