summaryrefslogtreecommitdiff
path: root/miext/rootless/accel/rlFill.c
blob: a80c7769fe578eb7d4a7e875fbc53f31abc76324 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
/*
 * This code is largely copied from fbfill.c.
 *
 * Copyright © 1998 Keith Packard
 * Copyright (c) 2003 Torrey T. Lyons. All Rights Reserved.
 *
 * 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 Keith Packard not be used in
 * advertising or publicity pertaining to distribution of the software without
 * specific, written prior permission.  Keith Packard makes no
 * representations about the suitability of this software for any purpose.  It
 * is provided "as is" without express or implied warranty.
 *
 * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
 * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
 * EVENT SHALL KEITH PACKARD 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_DIX_CONFIG_H
#include <dix-config.h>
#endif

#include "fb.h"
#include "rlAccel.h"


void
rlFill (DrawablePtr pDrawable,
	GCPtr	    pGC,
	int	    x,
	int	    y,
	int	    width,
	int	    height)
{
    FbBits	    *dst;
    FbStride	    dstStride;
    int		    dstBpp;
    int		    dstXoff, dstYoff;
    FbGCPrivPtr	    pPriv = fbGetGCPrivate(pGC);
    
    fbGetDrawable (pDrawable, dst, dstStride, dstBpp, dstXoff, dstYoff);

    switch (pGC->fillStyle) {
    case FillSolid:
	rlSolid (pDrawable->pScreen,
                 dst + (y + dstYoff) * dstStride, 
		 dstStride, 
		 (x + dstXoff) * dstBpp,
		 dstBpp,
		 width * dstBpp, height,
		 pPriv->and, pPriv->xor);
	break;
    case FillStippled:
    case FillOpaqueStippled: {
	PixmapPtr   pStip = pGC->stipple;
	int	    stipWidth = pStip->drawable.width;
	int	    stipHeight = pStip->drawable.height;
	
	if (dstBpp == 1)
	{
	    int		alu;
	    FbBits	*stip;
	    FbStride    stipStride;
	    int		stipBpp;
	    int		stipXoff, stipYoff; /* XXX assumed to be zero */

	    if (pGC->fillStyle == FillStippled)
		alu = FbStipple1Rop(pGC->alu,pGC->fgPixel);
	    else
		alu = FbOpaqueStipple1Rop(pGC->alu,pGC->fgPixel,pGC->bgPixel);
	    fbGetDrawable (&pStip->drawable, stip, stipStride, stipBpp, stipXoff, stipYoff);
	    fbTile (dst + (y + dstYoff) * dstStride,
		    dstStride,
		    x + dstXoff,
		    width, height,
		    stip,
		    stipStride,
		    stipWidth,
		    stipHeight,
		    alu,
		    pPriv->pm,
		    dstBpp,
		    
		    (pGC->patOrg.x + pDrawable->x + dstXoff),
		    pGC->patOrg.y + pDrawable->y - y);
	}
	else
	{
	    FbStip	*stip;
	    FbStride    stipStride;
	    int		stipBpp;
	    int		stipXoff, stipYoff; /* XXX assumed to be zero */
	    FbBits	fgand, fgxor, bgand, bgxor;

	    fgand = pPriv->and;
	    fgxor = pPriv->xor;
	    if (pGC->fillStyle == FillStippled)
	    {
		bgand = fbAnd(GXnoop,(FbBits) 0,FB_ALLONES);
		bgxor = fbXor(GXnoop,(FbBits) 0,FB_ALLONES);
	    }
	    else
	    {
		bgand = pPriv->bgand;
		bgxor = pPriv->bgxor;
	    }

	    fbGetStipDrawable (&pStip->drawable, stip, stipStride, stipBpp, stipXoff, stipYoff);
	    fbStipple (dst + (y + dstYoff) * dstStride, 
		       dstStride, 
		       (x + dstXoff) * dstBpp,
		       dstBpp,
		       width * dstBpp, height,
		       stip,
		       stipStride,
		       stipWidth,
		       stipHeight,
		       pPriv->evenStipple,
		       fgand, fgxor,
		       bgand, bgxor,
		       pGC->patOrg.x + pDrawable->x + dstXoff,
		       pGC->patOrg.y + pDrawable->y - y);
	}
	break;
    }
    case FillTiled: {
	PixmapPtr   pTile = pGC->tile.pixmap;
	FbBits	    *tile;
	FbStride    tileStride;
	int	    tileBpp;
	int	    tileWidth;
	int	    tileHeight;
	int	    tileXoff, tileYoff; /* XXX assumed to be zero */
	
	fbGetDrawable (&pTile->drawable, tile, tileStride, tileBpp, tileXoff, tileYoff);
	tileWidth = pTile->drawable.width;
	tileHeight = pTile->drawable.height;
	fbTile (dst + (y + dstYoff) * dstStride, 
		dstStride, 
		(x + dstXoff) * dstBpp, 
		width * dstBpp, height,
		tile,
		tileStride,
		tileWidth * tileBpp,
		tileHeight,
		pGC->alu,
		pPriv->pm,
		dstBpp,
		(pGC->patOrg.x + pDrawable->x + dstXoff) * dstBpp,
		pGC->patOrg.y + pDrawable->y - y);
	break;
    }
    }
    fbValidateDrawable (pDrawable);
}

void
rlSolidBoxClipped (DrawablePtr	pDrawable,
		   RegionPtr	pClip,
		   int		x1,
		   int		y1,
		   int		x2,
		   int		y2,
		   FbBits	and,
		   FbBits	xor)
{
    FbBits	*dst;
    FbStride	dstStride;
    int		dstBpp;
    int		dstXoff, dstYoff;
    BoxPtr	pbox;
    int		nbox;
    int		partX1, partX2, partY1, partY2;

    fbGetDrawable (pDrawable, dst, dstStride, dstBpp, dstXoff, dstYoff);
    
    for (nbox = REGION_NUM_RECTS(pClip), pbox = REGION_RECTS(pClip); 
	 nbox--; 
	 pbox++)
    {
	partX1 = pbox->x1;
	if (partX1 < x1)
	    partX1 = x1;
	
	partX2 = pbox->x2;
	if (partX2 > x2)
	    partX2 = x2;
	
	if (partX2 <= partX1)
	    continue;
	
	partY1 = pbox->y1;
	if (partY1 < y1)
	    partY1 = y1;
	
	partY2 = pbox->y2;
	if (partY2 > y2)
	    partY2 = y2;
	
	if (partY2 <= partY1)
	    continue;
	
	rlSolid (pDrawable->pScreen,
                 dst + (partY1 + dstYoff) * dstStride,
		 dstStride,
		 (partX1 + dstXoff) * dstBpp,
		 dstBpp,

		 (partX2 - partX1) * dstBpp,
		 (partY2 - partY1),
		 and, xor);
    }
}