diff options
Diffstat (limited to 'xorg-server/hw/xfree86/xf4bpp/ppcCReduce.c')
| -rw-r--r-- | xorg-server/hw/xfree86/xf4bpp/ppcCReduce.c | 237 |
1 files changed, 0 insertions, 237 deletions
diff --git a/xorg-server/hw/xfree86/xf4bpp/ppcCReduce.c b/xorg-server/hw/xfree86/xf4bpp/ppcCReduce.c deleted file mode 100644 index c567e6fd1..000000000 --- a/xorg-server/hw/xfree86/xf4bpp/ppcCReduce.c +++ /dev/null @@ -1,237 +0,0 @@ -/* - * 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. - * -*/ - -#ifdef HAVE_XORG_CONFIG_H -#include <xorg-config.h> -#endif - -#include "xf4bpp.h" -#include "ppcGCstr.h" - -/* xf4bppGetReducedColorRrop( pGC, drawableDepth, returnLoc ) - * An attempt to do "strength reduction" on color raster-ops - * P. Shupak 1/88 - */ - -static void -ppcReduceGeneral -( - register int alu, - register unsigned long pm, - register unsigned long fg, - register unsigned long bg, - register int fillStyle, - int drawableDepth, - ppcReducedRrop *returnLoc -) -{ - -if ( ( alu == GXnoop ) - || !( pm &= ( ( 1 << drawableDepth ) - 1 ) ) ) { - returnLoc->alu = GXnoop ; - return ; -} - -#ifdef DELETE_THIS -switch ( fillStyle ) { - case FillTiled: - switch ( alu ) { - case GXclear: /* 0x0 Zero 0 */ - case GXinvert: /* 0xa NOT dst */ - case GXset: /* 0xf 1 */ - fillStyle = FillSolid ; - default: /* We Can't Do Much Here */ - break ; - } - break ; - case FillOpaqueStippled: - if ( ( fg & pm ) != ( bg & pm ) ) { /* else FillSolid */ - switch ( alu ) { - case GXclear: /* 0x0 Zero 0 */ - case GXset: /* 0xf 1 */ - case GXinvert: /* 0xa NOT dst */ - fillStyle = FillSolid ; - break ; - case GXnor: /* 0x8 NOT src AND NOT dst */ - case GXnand: /* 0xe NOT src OR NOT dst */ - case GXcopy: /* 0x3 src */ - break ; - case GXandReverse: /* 0x2 src AND NOT dst */ - fg = ~fg ; - bg = ~bg ; - alu = GXnor ; - break ; - case GXandInverted: /* 0x4 NOT src AND dst */ - fg = ~fg ; - bg = ~bg ; - alu = GXand ; /* Fall Through */ - case GXand: /* 0x1 src AND dst */ - pm &= ~( fg & bg ) ; - if ( ( bg & pm ) == pm ) { - fillStyle = FillStippled ; - alu = GXclear ; - } - break ; - case GXequiv: /* 0x9 NOT src XOR dst */ - fg = ~fg ; - bg = ~bg ; - alu = GXxor ; /* Fall Through */ - case GXxor: /* 0x6 src XOR dst */ - pm &= ( fg | bg ) ; - if ( !( bg & pm ) ) { - fillStyle = FillStippled ; - alu = GXinvert ; - } - break ; - case GXorReverse: /* 0xb src OR NOT dst */ - fg = ~fg ; - bg = ~bg ; - alu = GXnand ; - break ; - case GXcopyInverted: /* 0xc NOT src */ - fg = ~fg ; - bg = ~bg ; - alu = GXcopy ; - break ; - case GXorInverted: /* 0xd NOT src OR dst */ - fg = ~fg ; - bg = ~bg ; - alu = GXor ; /* Fall Through */ - case GXor: /* 0x7 src OR dst */ - pm &= ( fg | bg ) ; - if ( !( bg & pm ) ) { - fillStyle = FillStippled ; - alu = GXset ; - } - break ; - default: - ErrorF( - "xf4bppGetReducedColorRrop: Unknown Alu Raster-Op" ) ; - break ; - } - break ; /* Don't Fall Through */ - } - else - fillStyle = FillSolid ; - /* Fall Through */ - case FillStippled: - case FillSolid: - switch ( alu ) { - case GXclear: /* 0x0 Zero 0 */ - case GXset: /* 0xf 1 */ - case GXinvert: /* 0xa NOT dst */ - break ; - case GXand: /* 0x1 src AND dst */ - pm &= ~fg ; - alu = GXclear ; - break ; - case GXandReverse: /* 0x2 src AND NOT dst */ - fg = ~fg ; - alu = GXnor ; /* Fall Through */ - case GXnor: /* 0x8 NOT src AND NOT dst */ - if ( !( fg & pm ) ) - alu = GXclear ; - else if ( ( fg & pm ) == pm ) - alu = GXinvert ; - break ; - case GXandInverted: /* 0x4 NOT src AND dst */ - pm &= fg ; - alu = GXclear ; - break ; - case GXxor: /* 0x6 src XOR dst */ - pm &= fg ; - alu = GXinvert ; - break ; - case GXor: /* 0x7 src OR dst */ - pm &= fg ; - alu = GXset ; - break ; - case GXequiv: /* 0x9 NOT src XOR dst */ - pm &= ~fg ; - alu = GXinvert ; - break ; - case GXorReverse: /* 0xb src OR NOT dst */ - fg = ~fg ; - alu = GXnand ; /* Fall Through */ - case GXnand: /* 0xe NOT src OR NOT dst */ - if ( !( fg & pm ) ) - alu = GXset ; - else if ( ( fg & pm ) == pm ) - alu = GXinvert ; - break ; - case GXcopyInverted: /* 0xc NOT src */ - fg = ~fg ; - alu = GXcopy ; /* Fall Through */ - case GXcopy: /* 0x3 src */ - if ( !( fg & pm ) ) - alu = GXclear ; - else if ( ( fg & pm ) == pm ) - alu = GXset ; - break ; - case GXorInverted: /* 0xd NOT src OR dst */ - pm &= ~fg ; - alu = GXset ; - break ; - default: - ErrorF( - "xf4bppGetReducedColorRrop: Unknown Alu Raster-Op" ) ; - break ; - } - break; - default: - ErrorF("xf4bppGetReducedColorRrop: Bad Fillstyle\n"); - break; -} -#endif - -/* Final Test On Restricted Plane Mask */ -if ( !pm ) - alu = GXnoop ; - -/* Set Actual Returned Values */ -returnLoc->planemask = pm ; -returnLoc->fgPixel = fg ; -returnLoc->bgPixel = bg ; -returnLoc->alu = alu ; -returnLoc->fillStyle = fillStyle ; - -return ; -} - -void -xf4bppGetReducedColorRrop( pGC, drawableDepth, returnLoc ) -GC *pGC ; -int drawableDepth ; -ppcReducedRrop *returnLoc ; -{ - -ppcReduceGeneral( pGC->alu, - pGC->planemask, - pGC->fgPixel, - pGC->bgPixel, - pGC->fillStyle, - drawableDepth, - returnLoc ) ; - -return ; -} |