Commit | Line | Data |
---|---|---|
a09e091a JB |
1 | /* |
2 | * Copyright © 1998 Keith Packard | |
3 | * | |
4 | * Permission to use, copy, modify, distribute, and sell this software and its | |
5 | * documentation for any purpose is hereby granted without fee, provided that | |
6 | * the above copyright notice appear in all copies and that both that | |
7 | * copyright notice and this permission notice appear in supporting | |
8 | * documentation, and that the name of Keith Packard not be used in | |
9 | * advertising or publicity pertaining to distribution of the software without | |
10 | * specific, written prior permission. Keith Packard makes no | |
11 | * representations about the suitability of this software for any purpose. It | |
12 | * is provided "as is" without express or implied warranty. | |
13 | * | |
14 | * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, | |
15 | * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO | |
16 | * EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR | |
17 | * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, | |
18 | * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER | |
19 | * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR | |
20 | * PERFORMANCE OF THIS SOFTWARE. | |
21 | */ | |
22 | ||
23 | #ifdef HAVE_DIX_CONFIG_H | |
24 | #include <dix-config.h> | |
25 | #endif | |
26 | ||
27 | #include <stdlib.h> | |
28 | ||
29 | #include "fb.h" | |
30 | ||
31 | void | |
32 | fbCopyNtoN(DrawablePtr pSrcDrawable, | |
33 | DrawablePtr pDstDrawable, | |
34 | GCPtr pGC, | |
35 | BoxPtr pbox, | |
36 | int nbox, | |
37 | int dx, | |
38 | int dy, Bool reverse, Bool upsidedown, Pixel bitplane, void *closure) | |
39 | { | |
40 | CARD8 alu = pGC ? pGC->alu : GXcopy; | |
41 | FbBits pm = pGC ? fbGetGCPrivate(pGC)->pm : FB_ALLONES; | |
42 | FbBits *src; | |
43 | FbStride srcStride; | |
44 | int srcBpp; | |
45 | int srcXoff, srcYoff; | |
46 | FbBits *dst; | |
47 | FbStride dstStride; | |
48 | int dstBpp; | |
49 | int dstXoff, dstYoff; | |
50 | ||
51 | fbGetDrawable(pSrcDrawable, src, srcStride, srcBpp, srcXoff, srcYoff); | |
52 | fbGetDrawable(pDstDrawable, dst, dstStride, dstBpp, dstXoff, dstYoff); | |
53 | ||
54 | while (nbox--) { | |
55 | #ifndef FB_ACCESS_WRAPPER /* pixman_blt() doesn't support accessors yet */ | |
56 | if (pm == FB_ALLONES && alu == GXcopy && !reverse && !upsidedown) { | |
57 | if (!pixman_blt | |
58 | ((uint32_t *) src, (uint32_t *) dst, srcStride, dstStride, | |
59 | srcBpp, dstBpp, (pbox->x1 + dx + srcXoff), | |
60 | (pbox->y1 + dy + srcYoff), (pbox->x1 + dstXoff), | |
61 | (pbox->y1 + dstYoff), (pbox->x2 - pbox->x1), | |
62 | (pbox->y2 - pbox->y1))) | |
63 | goto fallback; | |
64 | else | |
65 | goto next; | |
66 | } | |
67 | fallback: | |
68 | #endif | |
69 | fbBlt(src + (pbox->y1 + dy + srcYoff) * srcStride, | |
70 | srcStride, | |
71 | (pbox->x1 + dx + srcXoff) * srcBpp, | |
72 | dst + (pbox->y1 + dstYoff) * dstStride, | |
73 | dstStride, | |
74 | (pbox->x1 + dstXoff) * dstBpp, | |
75 | (pbox->x2 - pbox->x1) * dstBpp, | |
76 | (pbox->y2 - pbox->y1), alu, pm, dstBpp, reverse, upsidedown); | |
77 | #ifndef FB_ACCESS_WRAPPER | |
78 | next: | |
79 | #endif | |
80 | pbox++; | |
81 | } | |
82 | fbFinishAccess(pDstDrawable); | |
83 | fbFinishAccess(pSrcDrawable); | |
84 | } | |
85 | ||
86 | void | |
87 | fbCopy1toN(DrawablePtr pSrcDrawable, | |
88 | DrawablePtr pDstDrawable, | |
89 | GCPtr pGC, | |
90 | BoxPtr pbox, | |
91 | int nbox, | |
92 | int dx, | |
93 | int dy, Bool reverse, Bool upsidedown, Pixel bitplane, void *closure) | |
94 | { | |
95 | FbGCPrivPtr pPriv = fbGetGCPrivate(pGC); | |
96 | FbBits *src; | |
97 | FbStride srcStride; | |
98 | int srcBpp; | |
99 | int srcXoff, srcYoff; | |
100 | FbBits *dst; | |
101 | FbStride dstStride; | |
102 | int dstBpp; | |
103 | int dstXoff, dstYoff; | |
104 | ||
105 | fbGetDrawable(pSrcDrawable, src, srcStride, srcBpp, srcXoff, srcYoff); | |
106 | fbGetDrawable(pDstDrawable, dst, dstStride, dstBpp, dstXoff, dstYoff); | |
107 | ||
108 | while (nbox--) { | |
109 | if (dstBpp == 1) { | |
110 | fbBlt(src + (pbox->y1 + dy + srcYoff) * srcStride, | |
111 | srcStride, | |
112 | (pbox->x1 + dx + srcXoff) * srcBpp, | |
113 | dst + (pbox->y1 + dstYoff) * dstStride, | |
114 | dstStride, | |
115 | (pbox->x1 + dstXoff) * dstBpp, | |
116 | (pbox->x2 - pbox->x1) * dstBpp, | |
117 | (pbox->y2 - pbox->y1), | |
118 | FbOpaqueStipple1Rop(pGC->alu, | |
119 | pGC->fgPixel, pGC->bgPixel), | |
120 | pPriv->pm, dstBpp, reverse, upsidedown); | |
121 | } | |
122 | else { | |
123 | fbBltOne((FbStip *) (src + (pbox->y1 + dy + srcYoff) * srcStride), | |
124 | srcStride * (FB_UNIT / FB_STIP_UNIT), | |
125 | (pbox->x1 + dx + srcXoff), | |
126 | dst + (pbox->y1 + dstYoff) * dstStride, | |
127 | dstStride, | |
128 | (pbox->x1 + dstXoff) * dstBpp, | |
129 | dstBpp, | |
130 | (pbox->x2 - pbox->x1) * dstBpp, | |
131 | (pbox->y2 - pbox->y1), | |
132 | pPriv->and, pPriv->xor, pPriv->bgand, pPriv->bgxor); | |
133 | } | |
134 | pbox++; | |
135 | } | |
136 | ||
137 | fbFinishAccess(pDstDrawable); | |
138 | fbFinishAccess(pSrcDrawable); | |
139 | } | |
140 | ||
141 | void | |
142 | fbCopyNto1(DrawablePtr pSrcDrawable, | |
143 | DrawablePtr pDstDrawable, | |
144 | GCPtr pGC, | |
145 | BoxPtr pbox, | |
146 | int nbox, | |
147 | int dx, | |
148 | int dy, Bool reverse, Bool upsidedown, Pixel bitplane, void *closure) | |
149 | { | |
150 | FbGCPrivPtr pPriv = fbGetGCPrivate(pGC); | |
151 | ||
152 | while (nbox--) { | |
153 | if (pDstDrawable->bitsPerPixel == 1) { | |
154 | FbBits *src; | |
155 | FbStride srcStride; | |
156 | int srcBpp; | |
157 | int srcXoff, srcYoff; | |
158 | ||
159 | FbStip *dst; | |
160 | FbStride dstStride; | |
161 | int dstBpp; | |
162 | int dstXoff, dstYoff; | |
163 | ||
164 | fbGetDrawable(pSrcDrawable, src, srcStride, srcBpp, srcXoff, | |
165 | srcYoff); | |
166 | fbGetStipDrawable(pDstDrawable, dst, dstStride, dstBpp, dstXoff, | |
167 | dstYoff); | |
168 | fbBltPlane(src + (pbox->y1 + dy + srcYoff) * srcStride, srcStride, | |
169 | (pbox->x1 + dx + srcXoff) * srcBpp, srcBpp, | |
170 | dst + (pbox->y1 + dstYoff) * dstStride, dstStride, | |
171 | (pbox->x1 + dstXoff) * dstBpp, | |
172 | (pbox->x2 - pbox->x1) * srcBpp, (pbox->y2 - pbox->y1), | |
173 | (FbStip) pPriv->and, (FbStip) pPriv->xor, | |
174 | (FbStip) pPriv->bgand, (FbStip) pPriv->bgxor, bitplane); | |
175 | fbFinishAccess(pDstDrawable); | |
176 | fbFinishAccess(pSrcDrawable); | |
177 | } | |
178 | else { | |
179 | FbBits *src; | |
180 | FbStride srcStride; | |
181 | int srcBpp; | |
182 | int srcXoff, srcYoff; | |
183 | ||
184 | FbBits *dst; | |
185 | FbStride dstStride; | |
186 | int dstBpp; | |
187 | int dstXoff, dstYoff; | |
188 | ||
189 | FbStip *tmp; | |
190 | FbStride tmpStride; | |
191 | int width, height; | |
192 | ||
193 | width = pbox->x2 - pbox->x1; | |
194 | height = pbox->y2 - pbox->y1; | |
195 | ||
196 | tmpStride = ((width + FB_STIP_MASK) >> FB_STIP_SHIFT); | |
197 | tmp = malloc(tmpStride * height * sizeof(FbStip)); | |
198 | if (!tmp) | |
199 | return; | |
200 | ||
201 | fbGetDrawable(pSrcDrawable, src, srcStride, srcBpp, srcXoff, | |
202 | srcYoff); | |
203 | fbGetDrawable(pDstDrawable, dst, dstStride, dstBpp, dstXoff, | |
204 | dstYoff); | |
205 | ||
206 | fbBltPlane(src + (pbox->y1 + dy + srcYoff) * srcStride, | |
207 | srcStride, | |
208 | (pbox->x1 + dx + srcXoff) * srcBpp, | |
209 | srcBpp, | |
210 | tmp, | |
211 | tmpStride, | |
212 | 0, | |
213 | width * srcBpp, | |
214 | height, | |
215 | fbAndStip(GXcopy, FB_ALLONES, FB_ALLONES), | |
216 | fbXorStip(GXcopy, FB_ALLONES, FB_ALLONES), | |
217 | fbAndStip(GXcopy, 0, FB_ALLONES), | |
218 | fbXorStip(GXcopy, 0, FB_ALLONES), bitplane); | |
219 | fbBltOne(tmp, | |
220 | tmpStride, | |
221 | 0, | |
222 | dst + (pbox->y1 + dstYoff) * dstStride, | |
223 | dstStride, | |
224 | (pbox->x1 + dstXoff) * dstBpp, | |
225 | dstBpp, | |
226 | width * dstBpp, | |
227 | height, | |
228 | pPriv->and, pPriv->xor, pPriv->bgand, pPriv->bgxor); | |
229 | free(tmp); | |
230 | ||
231 | fbFinishAccess(pDstDrawable); | |
232 | fbFinishAccess(pSrcDrawable); | |
233 | } | |
234 | pbox++; | |
235 | } | |
236 | } | |
237 | ||
238 | RegionPtr | |
239 | fbCopyArea(DrawablePtr pSrcDrawable, | |
240 | DrawablePtr pDstDrawable, | |
241 | GCPtr pGC, | |
242 | int xIn, int yIn, int widthSrc, int heightSrc, int xOut, int yOut) | |
243 | { | |
244 | miCopyProc copy; | |
245 | ||
246 | if (pSrcDrawable->bitsPerPixel != pDstDrawable->bitsPerPixel) | |
247 | copy = fb24_32CopyMtoN; | |
248 | else | |
249 | copy = fbCopyNtoN; | |
250 | return miDoCopy(pSrcDrawable, pDstDrawable, pGC, xIn, yIn, | |
251 | widthSrc, heightSrc, xOut, yOut, copy, 0, 0); | |
252 | } | |
253 | ||
254 | RegionPtr | |
255 | fbCopyPlane(DrawablePtr pSrcDrawable, | |
256 | DrawablePtr pDstDrawable, | |
257 | GCPtr pGC, | |
258 | int xIn, | |
259 | int yIn, | |
260 | int widthSrc, | |
261 | int heightSrc, int xOut, int yOut, unsigned long bitplane) | |
262 | { | |
263 | if (pSrcDrawable->bitsPerPixel > 1) | |
264 | return miDoCopy(pSrcDrawable, pDstDrawable, pGC, | |
265 | xIn, yIn, widthSrc, heightSrc, | |
266 | xOut, yOut, fbCopyNto1, (Pixel) bitplane, 0); | |
267 | else if (bitplane & 1) | |
268 | return miDoCopy(pSrcDrawable, pDstDrawable, pGC, xIn, yIn, | |
269 | widthSrc, heightSrc, xOut, yOut, fbCopy1toN, | |
270 | (Pixel) bitplane, 0); | |
271 | else | |
272 | return miHandleExposures(pSrcDrawable, pDstDrawable, pGC, | |
273 | xIn, yIn, | |
274 | widthSrc, heightSrc, xOut, yOut, bitplane); | |
275 | } |