/* * Copyright 1999 SuSE, Inc. * * Permission to use, copy, modify, distribute, and sell this software and its * documentation for any purpose is hereby granted without fee, 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 SuSE not be used in advertising or * publicity pertaining to distribution of the software without specific, * written prior permission. SuSE makes no representations about the * suitability of this software for any purpose. It is provided "as is" * without express or implied warranty. * * SuSE DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING ALL * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL SuSE * 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. * * Author: Keith Packard, SuSE, Inc. */ /* $XFree86: xc/programs/Xserver/hw/tinyx/savage/s3cmap.c,v 1.1 2004/06/02 22:43:02 dawes Exp $ */ /* * Copyright (c) 2004 by The XFree86 Project, Inc. * All rights reserved. * * 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: * * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions, and the following disclaimer. * * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer * in the documentation and/or other materials provided with the * distribution, and in the same place and form as other copyright, * license and disclaimer information. * * 3. The end-user documentation included with the redistribution, * if any, must include the following acknowledgment: "This product * includes software developed by The XFree86 Project, Inc * (http://www.xfree86.org/) and its contributors", in the same * place and form as other third-party acknowledgments. Alternately, * this acknowledgment may appear in the software itself, in the * same form and location as other such third-party acknowledgments. * * 4. Except as contained in this notice, the name of The XFree86 * Project, Inc 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 XFree86 Project, Inc. * * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. * IN NO EVENT SHALL THE XFREE86 PROJECT, INC OR ITS CONTRIBUTORS BE * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, * OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT * OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ #include "s3.h" void s3GetColors (ScreenPtr pScreen, int fb, int ndef, xColorItem *pdefs) { KdScreenPriv(pScreen); s3CardInfo(pScreenPriv); S3Vga *s3vga = &s3c->s3vga; while (ndef--) { s3SetImm (s3vga, s3_dac_read_index, pdefs->pixel); pdefs->red = s3GetImm (s3vga, s3_dac_data) << 8; pdefs->green = s3GetImm (s3vga, s3_dac_data) << 8; pdefs->blue = s3GetImm (s3vga, s3_dac_data) << 8; pdefs++; } } #ifndef S3_TRIO #define Shift(v,d) ((d) < 0 ? ((v) >> (-d)) : ((v) << (d))) static void s3SetTrueChromaKey (ScreenPtr pScreen, int pfb, xColorItem *pdef) { FbOverlayScrPrivPtr pScrPriv = fbOverlayGetScrPriv(pScreen); KdScreenPriv(pScreen); s3ScreenInfo(pScreenPriv); int fb, ma; CARD32 key; int r, g, b; for (ma = 0; s3s->fbmap[ma] >= 0; ma++) { fb = s3s->fbmap[ma]; if (fb != pfb && pScreenPriv->screen->fb[fb].redMask) { r = KdComputeCmapShift (pScreenPriv->screen->fb[fb].redMask); g = KdComputeCmapShift (pScreenPriv->screen->fb[fb].greenMask); b = KdComputeCmapShift (pScreenPriv->screen->fb[fb].blueMask); key = ((Shift(pdef->red,r) & pScreenPriv->screen->fb[fb].redMask) | (Shift(pdef->green,g) & pScreenPriv->screen->fb[fb].greenMask) | (Shift(pdef->blue,b) & pScreenPriv->screen->fb[fb].blueMask)); if (pScrPriv->layer[fb].key != key) { pScrPriv->layer[fb].key = key; (*pScrPriv->PaintKey) (&pScrPriv->layer[fb].u.run.pixmap->drawable, &pScrPriv->layer[pfb].u.run.region, pScrPriv->layer[fb].key, fb); } } } } #endif void s3PutColors (ScreenPtr pScreen, int fb, int ndef, xColorItem *pdefs) { KdScreenPriv(pScreen); s3CardInfo(pScreenPriv); S3Vga *s3vga = &s3c->s3vga; xColorItem *chroma = 0; CARD32 key; #if 0 _s3WaitVRetrace (s3vga); #else S3Ptr s3 = s3c->s3; _s3WaitVRetraceFast(s3); #endif #ifndef S3_TRIO if (pScreenPriv->screen->fb[1].depth) { FbOverlayScrPrivPtr pScrPriv = fbOverlayGetScrPriv(pScreen); key = pScrPriv->layer[fb].key; } #endif else key = ~0; while (ndef--) { if (pdefs->pixel == key) chroma = pdefs; s3SetImm (s3vga, s3_dac_write_index, pdefs->pixel); s3SetImm (s3vga, s3_dac_data, pdefs->red >> 8); s3SetImm (s3vga, s3_dac_data, pdefs->green >> 8); s3SetImm (s3vga, s3_dac_data, pdefs->blue >> 8); pdefs++; } #ifndef S3_TRIO if (chroma && !pScreenPriv->closed) s3SetTrueChromaKey (pScreen, fb, chroma); #endif }