1 files changed, 53 insertions, 0 deletions
diff --git a/xorg-server/hw/xfree86/xf4bpp/ppcDepth.c b/xorg-server/hw/xfree86/xf4bpp/ppcDepth.c
new file mode 100644
index 000000000..2fa19ff80
--- /dev/null
+++ b/xorg-server/hw/xfree86/xf4bpp/ppcDepth.c
@@ -0,0 +1,53 @@
+/*
+ * Copyright IBM Corporation 1987,1988,1989
+ *
+ * All Rights Reserved
+ *
+ * Permission to use, copy, modify, and distribute this software and its
+ * documentation for any purpose and without fee is hereby granted,
+ * 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 IBM not be
+ * used in advertising or publicity pertaining to distribution of the
+ * software without specific, written prior permission.
+ *
+ * IBM DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
+ * ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL
+ * IBM 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.
+ *
+*/
+
+/* Check to see if the alleged depth is acceptable for the Screen  
+ *
+ * T. Paquin 9/87
+ *
+ */
+
+#ifdef HAVE_XORG_CONFIG_H
+#include <xorg-config.h>
+#endif
+
+#include "xf4bpp.h"
+#include "scrnintstr.h"
+
+Bool
+xf4bppDepthOK(pDraw,depth)
+register DrawablePtr pDraw;
+register int depth;
+{
+register ScreenPtr pScreen= pDraw->pScreen;
+register int i = pScreen->numDepths;
+
+    if ( ( pDraw->type == DRAWABLE_PIXMAP ) && ( depth == 1 ) )
+	return TRUE ;
+
+    while ( i-- )
+	if ( depth == pScreen->allowedDepths[i].depth )
+	    return TRUE ;
+
+    return FALSE ;
+}