Tiny-X: Add mouse matrix to rotate mouse, allow enable to fail, add render

    by default

hw/kdrive/Imakefile

 XCOMM $XConsortium: Imakefile /main/10 1996/12/02 10:20:33 lehors $
-XCOMM $XFree86: xc/programs/Xserver/hw/kdrive/Imakefile,v 1.1 1999/11/19 13:53:47 hohndel Exp $
-#include <Server.tmpl>
+XCOMM $XFree86: xc/programs/Xserver/hw/kdrive/Imakefile,v 1.3 2000/08/26 00:24:37 keithp Exp $
+KDRIVE=.
+#include "Kdrive.tmpl"
+
+#if BuildRender
+RENDERSRCS=kpict.c
+RENDEROBJS=kpict.o
+#endif
 
 SRCS = kcmap.c kcolor.c kdrive.c kinfo.c kinput.c kmap.c knoop.c ktest.c \
-	vga.c kasync.c kmode.c kcurscol.c kpict.c
+	vga.c kasync.c kmode.c kcurscol.c kshadow.c $(RENDERSRCS)
 
 OBJS = kcmap.o kcolor.o kdrive.o kinfo.o kinput.o kmap.o knoop.o ktest.o \
-	vga.o kasync.o kmode.o kcurscol.o kpict.o
+	vga.o kasync.o kmode.o kcurscol.o kshadow.o $(RENDEROBJS)
 
-INCLUDES = -I. -I$(XBUILDINCDIR) -I$(FONTINCSRC) \
-	   -I../../fb -I../../mi -I../../render -I../../include -I../../os  \
-           -I$(EXTINCSRC) -I$(XINCLUDESRC)
+INCLUDES = $(KDINCS)
 
 NormalLibraryObjectRule()
 NormalLibraryTarget(kdrive,$(OBJS))

hw/kdrive/src/kasync.c

@@ -21,7 +21,7 @@
  * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
  * PERFORMANCE OF THIS SOFTWARE.
  */
-/* $XFree86: xc/programs/Xserver/hw/kdrive/kasync.c,v 1.3 2000/01/21 18:41:49 dawes Exp $ */
+/* $XFree86: xc/programs/Xserver/hw/kdrive/kasync.c,v 1.5 2000/08/26 00:24:37 keithp Exp $ */
 
 #include "kdrive.h"
 
@@ -252,6 +252,9 @@ KdScreenInitAsync (ScreenPtr pScreen)
     pScreenPriv->BackingStoreFuncs.SaveAreas = KdCheckSaveAreas;
     pScreenPriv->BackingStoreFuncs.RestoreAreas = KdCheckRestoreAreas;
 #endif
+#ifdef RENDER
+    KdPictureInitAsync (pScreen);
+#endif
 }
 
 /*

hw/kdrive/src/kcurscol.c

 /*
- * $XFree86$
+ * $XFree86: xc/programs/Xserver/hw/kdrive/kcurscol.c,v 1.4 2000/05/11 18:14:13 tsi Exp $
  *
  * Copyright  1999 Keith Packard
  *
@@ -25,7 +25,7 @@
 #include "kdrive.h"
 #include "cursorstr.h"
 
-static int
+int
 KdComputeCmapShift (unsigned long mask)
 {
     int	shift;

hw/kdrive/src/kdrive.c

@@ -21,7 +21,7 @@
  * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
  * PERFORMANCE OF THIS SOFTWARE.
  */
-/* $XFree86: xc/programs/Xserver/hw/kdrive/kdrive.c,v 1.4 2000/05/06 22:17:39 keithp Exp $ */
+/* $XFree86: xc/programs/Xserver/hw/kdrive/kdrive.c,v 1.6 2000/08/26 00:24:37 keithp Exp $ */
 
 #include "kdrive.h"
 #ifdef PSEUDO8
@@ -224,14 +224,15 @@ KdDisableScreens (void)
     }
 }
 
-void
+Bool
 KdEnableScreen (ScreenPtr pScreen)
 {
     KdScreenPriv (pScreen);
 
     if (pScreenPriv->enabled)
-	return;
-    (*pScreenPriv->card->cfuncs->enable) (pScreen);
+	return TRUE;
+    if (!(*pScreenPriv->card->cfuncs->enable) (pScreen))
+	return FALSE;
     pScreenPriv->enabled = TRUE;
     pScreenPriv->card->selected = pScreenPriv->screen->mynum;
     if (!pScreenPriv->screen->softCursor)
@@ -632,6 +633,11 @@ KdScreenInit(int index, ScreenPtr pScreen, int argc, char **argv)
     pScreen->SaveScreen		= KdSaveScreen;
     pScreen->CreateWindow	= KdCreateWindow;
 
+#ifdef RENDER
+    if (!fbPictureInit (pScreen, 0, 0))
+	return FALSE;
+#endif
+    
 #ifdef FB_OLD_SCREEN
     pScreenPriv->BackingStoreFuncs.SaveAreas = fbSaveAreas;
     pScreenPriv->BackingStoreFuncs.RestoreAreas = fbSaveAreas;
@@ -719,8 +725,6 @@ KdScreenInit(int index, ScreenPtr pScreen, int argc, char **argv)
 	miDCInitialize(pScreen, &kdPointerScreenFuncs);
     }
 
-    if (!KdPictureInit (pScreen, 0, 0))
-	return FALSE;
     
     if (!fbCreateDefColormap (pScreen))
     {
@@ -739,7 +743,8 @@ KdScreenInit(int index, ScreenPtr pScreen, int argc, char **argv)
     if (screen->mynum == card->selected)
     {
 	(*card->cfuncs->preserve) (card);
-	(*card->cfuncs->enable) (pScreen);
+	if (!(*card->cfuncs->enable) (pScreen))
+	    return FALSE;
 	pScreenPriv->enabled = TRUE;
 	if (!screen->softCursor)
 	    (*card->cfuncs->enableCursor) (pScreen);

hw/kdrive/src/kdrive.h

@@ -21,7 +21,7 @@
  * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
  * PERFORMANCE OF THIS SOFTWARE.
  */
-/* $XFree86: xc/programs/Xserver/hw/kdrive/kdrive.h,v 1.4 2000/02/23 20:29:53 dawes Exp $ */
+/* $XFree86: xc/programs/Xserver/hw/kdrive/kdrive.h,v 1.6 2000/08/26 00:24:38 keithp Exp $ */
 
 #include <stdio.h>
 #include "X.h"
@@ -41,6 +41,7 @@
 #include "dix.h"
 #include "fb.h"
 #include "fboverlay.h"
+#include "shadow.h"
 
 extern WindowPtr    *WindowTable;
 
@@ -115,7 +116,7 @@ typedef struct _KdCardFuncs {
     Bool	(*scrinit) (KdScreenInfo *);/* initialize screen information */
     Bool	(*initScreen) (ScreenPtr);  /* initialize ScreenRec */
     void	(*preserve) (KdCardInfo *); /* save graphics card state */
-    void        (*enable) (ScreenPtr);      /* set up for rendering */
+    Bool        (*enable) (ScreenPtr);      /* set up for rendering */
     Bool	(*dpms) (ScreenPtr, int);   /* set DPMS screen saver */
     void        (*disable) (ScreenPtr);     /* turn off rendering */
     void	(*restore) (KdCardInfo *);  /* restore graphics card state */
@@ -210,6 +211,10 @@ typedef struct _KdMonitorTiming {
 extern const KdMonitorTiming	kdMonitorTimings[];
 extern const int		kdNumMonitorTimings;
 
+typedef struct _KdMouseMatrix {
+    int	    matrix[2][3];
+} KdMouseMatrix;
+
 /*
  * This is the only completely portable way to
  * compute this info.
@@ -397,7 +402,7 @@ KdDisableScreen (ScreenPtr pScreen);
 void
 KdDisableScreens (void);
 
-void
+Bool
 KdEnableScreen (ScreenPtr pScreen);
 
 void
@@ -492,6 +497,9 @@ KdReleaseAllKeys (void);
 void
 KdSetLed (int led, Bool on);
 
+void
+KdSetMouseMatrix (KdMouseMatrix *matrix);
+
 void
 KdBlockHandler (int		screen,
 		pointer		blockData,
@@ -540,6 +548,17 @@ KdTuneMode (KdScreenInfo    *screen,
 	    Bool	    (*supported) (KdScreenInfo *,
 					  const KdMonitorTiming *));
 
+/* kpict.c */
+void
+KdPictureInitAsync (ScreenPtr pScreen);
+
+/* kshadow.c */
+Bool
+KdShadowScreenInit (KdScreenInfo *screen);
+
+Bool
+KdShadowInitScreen (ScreenPtr pScreen, ShadowUpdateProc update, ShadowWindowProc window);
+
 /* ktest.c */
 Bool
 KdFrameBufferValid (CARD8 *base, int size);

hw/kdrive/src/kinput.c

@@ -21,7 +21,7 @@
  * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
  * PERFORMANCE OF THIS SOFTWARE.
  */
-/* $XFree86: xc/programs/Xserver/hw/kdrive/kinput.c,v 1.3 2000/02/23 20:29:54 dawes Exp $ */
+/* $XFree86: xc/programs/Xserver/hw/kdrive/kinput.c,v 1.5 2000/08/26 00:24:38 keithp Exp $ */
 
 #include "kdrive.h"
 #include "inputstr.h"
@@ -43,6 +43,10 @@ static int		kdBellPitch;
 static int		kdBellDuration;
 static int		kdLeds;
 static Bool		kdInputEnabled;
+static KdMouseMatrix	kdMouseMatrix = {
+    1, 0, 0,
+    0, 1, 0
+};
 
 int		kdMinScanCode;
 int		kdMaxScanCode;
@@ -270,6 +274,12 @@ KdSetLed (int led, Bool on)
     KdSetLeds ();
 }
 
+void
+KdSetMouseMatrix (KdMouseMatrix *matrix)
+{
+    kdMouseMatrix = *matrix;
+}
+
 static void
 KdKbdCtrl (DeviceIntPtr pDevice, KeybdCtrl *ctrl)
 {
@@ -1142,11 +1152,13 @@ KdMouseAccelerate (DeviceIntPtr	device, int delta)
 }
 
 void
-KdEnqueueMouseEvent(unsigned long flags, int x, int y)
+KdEnqueueMouseEvent(unsigned long flags, int rx, int ry)
 {
     CARD32  ms;
     xEvent  xE;
     unsigned char	buttons;
+    int	    x, y;
+    int	    (*matrix)[3] = kdMouseMatrix.matrix;
 
     if (!pKdPointer)
 	return;
@@ -1155,12 +1167,18 @@ KdEnqueueMouseEvent(unsigned long flags, int x, int y)
     
     if (flags & KD_MOUSE_DELTA)
     {
+	x = matrix[0][0] * rx + matrix[0][1] * ry;
+	y = matrix[1][0] * rx + matrix[1][1] * ry;
 	x = KdMouseAccelerate (pKdPointer, x);
 	y = KdMouseAccelerate (pKdPointer, y);
 	xE.u.keyButtonPointer.pad1 = 1;
     }
     else
+    {
+	x = matrix[0][0] * rx + matrix[0][1] * ry + matrix[0][2];
+	y = matrix[1][0] * rx + matrix[1][1] * ry + matrix[1][2];
 	xE.u.keyButtonPointer.pad1 = 0;
+    }
     xE.u.keyButtonPointer.time = ms;
     xE.u.keyButtonPointer.rootX = x;
     xE.u.keyButtonPointer.rootY = y;

hw/kdrive/src/kpict.c

@@ -54,13 +54,11 @@ KdCheckComposite (CARD8      op,
 		 height);
 }
 
-KdPictureInit (ScreenPtr pScreen, PictFormatPtr formats, int nformats)
+void
+KdPictureInitAsync (ScreenPtr pScreen)
 {
     PictureScreenPtr    ps;
 
-    if (!fbPictureInit (pScreen, formats, nformats))
-	return FALSE;
     ps = GetPictureScreen(pScreen);
     ps->Composite = KdCheckComposite;
-    return TRUE;
 }