2 * GDI bit-blit operations
4 * Copyright 1993, 1994 Alexandre Julliard
5 * Copyright 2006 Damjan Jovanovic
7 * This library is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU Lesser General Public
9 * License as published by the Free Software Foundation; either
10 * version 2.1 of the License, or (at your option) any later version.
12 * This library is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 * Lesser General Public License for more details.
17 * You should have received a copy of the GNU Lesser General Public
18 * License along with this library; if not, write to the Free Software
19 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
34 #include "wine/debug.h"
36 WINE_DEFAULT_DEBUG_CHANNEL(bitblt);
39 #define DST 0 /* Destination drawable */
40 #define SRC 1 /* Source drawable */
41 #define TMP 2 /* Temporary drawable */
42 #define PAT 3 /* Pattern (brush) in destination DC */
44 #define OP(src,dst,rop) (OP_ARGS(src,dst) << 4 | (rop))
45 #define OP_ARGS(src,dst) (((src) << 2) | (dst))
47 #define OP_SRC(opcode) ((opcode) >> 6)
48 #define OP_DST(opcode) (((opcode) >> 4) & 3)
49 #define OP_SRCDST(opcode) ((opcode) >> 4)
50 #define OP_ROP(opcode) ((opcode) & 0x0f)
52 #define MAX_OP_LEN 6 /* Longest opcode + 1 for the terminating 0 */
54 #define SWAP_INT32(i1,i2) \
55 do { INT __t = *(i1); *(i1) = *(i2); *(i2) = __t; } while(0)
57 static const unsigned char BITBLT_Opcodes[256][MAX_OP_LEN] =
59 { OP(PAT,DST,GXclear) }, /* 0x00 0 */
60 { OP(PAT,SRC,GXor), OP(SRC,DST,GXnor) }, /* 0x01 ~(D|(P|S)) */
61 { OP(PAT,SRC,GXnor), OP(SRC,DST,GXand) }, /* 0x02 D&~(P|S) */
62 { OP(PAT,SRC,GXnor) }, /* 0x03 ~(P|S) */
63 { OP(PAT,DST,GXnor), OP(SRC,DST,GXand) }, /* 0x04 S&~(D|P) */
64 { OP(PAT,DST,GXnor) }, /* 0x05 ~(D|P) */
65 { OP(SRC,DST,GXequiv), OP(PAT,DST,GXnor), }, /* 0x06 ~(P|~(D^S)) */
66 { OP(SRC,DST,GXand), OP(PAT,DST,GXnor) }, /* 0x07 ~(P|(D&S)) */
67 { OP(PAT,DST,GXandInverted), OP(SRC,DST,GXand) },/* 0x08 S&D&~P */
68 { OP(SRC,DST,GXxor), OP(PAT,DST,GXnor) }, /* 0x09 ~(P|(D^S)) */
69 { OP(PAT,DST,GXandInverted) }, /* 0x0a D&~P */
70 { OP(SRC,DST,GXandReverse), OP(PAT,DST,GXnor) }, /* 0x0b ~(P|(S&~D)) */
71 { OP(PAT,SRC,GXandInverted) }, /* 0x0c S&~P */
72 { OP(SRC,DST,GXandInverted), OP(PAT,DST,GXnor) },/* 0x0d ~(P|(D&~S)) */
73 { OP(SRC,DST,GXnor), OP(PAT,DST,GXnor) }, /* 0x0e ~(P|~(D|S)) */
74 { OP(PAT,DST,GXcopyInverted) }, /* 0x0f ~P */
75 { OP(SRC,DST,GXnor), OP(PAT,DST,GXand) }, /* 0x10 P&~(S|D) */
76 { OP(SRC,DST,GXnor) }, /* 0x11 ~(D|S) */
77 { OP(PAT,DST,GXequiv), OP(SRC,DST,GXnor) }, /* 0x12 ~(S|~(D^P)) */
78 { OP(PAT,DST,GXand), OP(SRC,DST,GXnor) }, /* 0x13 ~(S|(D&P)) */
79 { OP(PAT,SRC,GXequiv), OP(SRC,DST,GXnor) }, /* 0x14 ~(D|~(P^S)) */
80 { OP(PAT,SRC,GXand), OP(SRC,DST,GXnor) }, /* 0x15 ~(D|(P&S)) */
81 { OP(SRC,TMP,GXcopy), OP(PAT,TMP,GXnand),
82 OP(TMP,DST,GXand), OP(SRC,DST,GXxor),
83 OP(PAT,DST,GXxor) }, /* 0x16 P^S^(D&~(P&S) */
84 { OP(SRC,TMP,GXcopy), OP(SRC,DST,GXxor),
85 OP(PAT,SRC,GXxor), OP(SRC,DST,GXand),
86 OP(TMP,DST,GXequiv) }, /* 0x17 ~S^((S^P)&(S^D))*/
87 { OP(PAT,SRC,GXxor), OP(PAT,DST,GXxor),
88 OP(SRC,DST,GXand) }, /* 0x18 (S^P)&(D^P) */
89 { OP(SRC,TMP,GXcopy), OP(PAT,TMP,GXnand),
90 OP(TMP,DST,GXand), OP(SRC,DST,GXequiv) }, /* 0x19 ~S^(D&~(P&S)) */
91 { OP(PAT,SRC,GXand), OP(SRC,DST,GXor),
92 OP(PAT,DST,GXxor) }, /* 0x1a P^(D|(S&P)) */
93 { OP(SRC,TMP,GXcopy), OP(PAT,TMP,GXxor),
94 OP(TMP,DST,GXand), OP(SRC,DST,GXequiv) }, /* 0x1b ~S^(D&(P^S)) */
95 { OP(PAT,DST,GXand), OP(SRC,DST,GXor),
96 OP(PAT,DST,GXxor) }, /* 0x1c P^(S|(D&P)) */
97 { OP(DST,TMP,GXcopy), OP(PAT,DST,GXxor),
98 OP(SRC,DST,GXand), OP(TMP,DST,GXequiv) }, /* 0x1d ~D^(S&(D^P)) */
99 { OP(SRC,DST,GXor), OP(PAT,DST,GXxor) }, /* 0x1e P^(D|S) */
100 { OP(SRC,DST,GXor), OP(PAT,DST,GXnand) }, /* 0x1f ~(P&(D|S)) */
101 { OP(PAT,SRC,GXandReverse), OP(SRC,DST,GXand) }, /* 0x20 D&(P&~S) */
102 { OP(PAT,DST,GXxor), OP(SRC,DST,GXnor) }, /* 0x21 ~(S|(D^P)) */
103 { OP(SRC,DST,GXandInverted) }, /* 0x22 ~S&D */
104 { OP(PAT,DST,GXandReverse), OP(SRC,DST,GXnor) }, /* 0x23 ~(S|(P&~D)) */
105 { OP(SRC,DST,GXxor), OP(PAT,SRC,GXxor),
106 OP(SRC,DST,GXand) }, /* 0x24 (S^P)&(S^D) */
107 { OP(PAT,SRC,GXnand), OP(SRC,DST,GXand),
108 OP(PAT,DST,GXequiv) }, /* 0x25 ~P^(D&~(S&P)) */
109 { OP(SRC,TMP,GXcopy), OP(PAT,TMP,GXand),
110 OP(TMP,DST,GXor), OP(SRC,DST,GXxor) }, /* 0x26 S^(D|(S&P)) */
111 { OP(SRC,TMP,GXcopy), OP(PAT,TMP,GXequiv),
112 OP(TMP,DST,GXor), OP(SRC,DST,GXxor) }, /* 0x27 S^(D|~(P^S)) */
113 { OP(PAT,SRC,GXxor), OP(SRC,DST,GXand) }, /* 0x28 D&(P^S) */
114 { OP(SRC,TMP,GXcopy), OP(PAT,TMP,GXand),
115 OP(TMP,DST,GXor), OP(SRC,DST,GXxor),
116 OP(PAT,DST,GXequiv) }, /* 0x29 ~P^S^(D|(P&S)) */
117 { OP(PAT,SRC,GXnand), OP(SRC,DST,GXand) }, /* 0x2a D&~(P&S) */
118 { OP(SRC,TMP,GXcopy), OP(PAT,SRC,GXxor),
119 OP(PAT,DST,GXxor), OP(SRC,DST,GXand),
120 OP(TMP,DST,GXequiv) }, /* 0x2b ~S^((P^S)&(P^D))*/
121 { OP(SRC,DST,GXor), OP(PAT,DST,GXand),
122 OP(SRC,DST,GXxor) }, /* 0x2c S^(P&(S|D)) */
123 { OP(SRC,DST,GXorReverse), OP(PAT,DST,GXxor) }, /* 0x2d P^(S|~D) */
124 { OP(PAT,DST,GXxor), OP(SRC,DST,GXor),
125 OP(PAT,DST,GXxor) }, /* 0x2e P^(S|(D^P)) */
126 { OP(SRC,DST,GXorReverse), OP(PAT,DST,GXnand) }, /* 0x2f ~(P&(S|~D)) */
127 { OP(PAT,SRC,GXandReverse) }, /* 0x30 P&~S */
128 { OP(PAT,DST,GXandInverted), OP(SRC,DST,GXnor) },/* 0x31 ~(S|(D&~P)) */
129 { OP(SRC,DST,GXor), OP(PAT,DST,GXor),
130 OP(SRC,DST,GXxor) }, /* 0x32 S^(D|P|S) */
131 { OP(SRC,DST,GXcopyInverted) }, /* 0x33 ~S */
132 { OP(SRC,DST,GXand), OP(PAT,DST,GXor),
133 OP(SRC,DST,GXxor) }, /* 0x34 S^(P|(D&S)) */
134 { OP(SRC,DST,GXequiv), OP(PAT,DST,GXor),
135 OP(SRC,DST,GXxor) }, /* 0x35 S^(P|~(D^S)) */
136 { OP(PAT,DST,GXor), OP(SRC,DST,GXxor) }, /* 0x36 S^(D|P) */
137 { OP(PAT,DST,GXor), OP(SRC,DST,GXnand) }, /* 0x37 ~(S&(D|P)) */
138 { OP(PAT,DST,GXor), OP(SRC,DST,GXand),
139 OP(PAT,DST,GXxor) }, /* 0x38 P^(S&(D|P)) */
140 { OP(PAT,DST,GXorReverse), OP(SRC,DST,GXxor) }, /* 0x39 S^(P|~D) */
141 { OP(SRC,DST,GXxor), OP(PAT,DST,GXor),
142 OP(SRC,DST,GXxor) }, /* 0x3a S^(P|(D^S)) */
143 { OP(PAT,DST,GXorReverse), OP(SRC,DST,GXnand) }, /* 0x3b ~(S&(P|~D)) */
144 { OP(PAT,SRC,GXxor) }, /* 0x3c P^S */
145 { OP(SRC,DST,GXnor), OP(PAT,DST,GXor),
146 OP(SRC,DST,GXxor) }, /* 0x3d S^(P|~(D|S)) */
147 { OP(SRC,DST,GXandInverted), OP(PAT,DST,GXor),
148 OP(SRC,DST,GXxor) }, /* 0x3e S^(P|(D&~S)) */
149 { OP(PAT,SRC,GXnand) }, /* 0x3f ~(P&S) */
150 { OP(SRC,DST,GXandReverse), OP(PAT,DST,GXand) }, /* 0x40 P&S&~D */
151 { OP(PAT,SRC,GXxor), OP(SRC,DST,GXnor) }, /* 0x41 ~(D|(P^S)) */
152 { OP(DST,SRC,GXxor), OP(PAT,DST,GXxor),
153 OP(SRC,DST,GXand) }, /* 0x42 (S^D)&(P^D) */
154 { OP(SRC,DST,GXnand), OP(PAT,DST,GXand),
155 OP(SRC,DST,GXequiv) }, /* 0x43 ~S^(P&~(D&S)) */
156 { OP(SRC,DST,GXandReverse) }, /* 0x44 S&~D */
157 { OP(PAT,SRC,GXandReverse), OP(SRC,DST,GXnor) }, /* 0x45 ~(D|(P&~S)) */
158 { OP(DST,TMP,GXcopy), OP(PAT,DST,GXand),
159 OP(SRC,DST,GXor), OP(TMP,DST,GXxor) }, /* 0x46 D^(S|(P&D)) */
160 { OP(PAT,DST,GXxor), OP(SRC,DST,GXand),
161 OP(PAT,DST,GXequiv) }, /* 0x47 ~P^(S&(D^P)) */
162 { OP(PAT,DST,GXxor), OP(SRC,DST,GXand) }, /* 0x48 S&(P^D) */
163 { OP(DST,TMP,GXcopy), OP(PAT,DST,GXand),
164 OP(SRC,DST,GXor), OP(TMP,DST,GXxor),
165 OP(PAT,DST,GXequiv) }, /* 0x49 ~P^D^(S|(P&D)) */
166 { OP(DST,SRC,GXor), OP(PAT,SRC,GXand),
167 OP(SRC,DST,GXxor) }, /* 0x4a D^(P&(S|D)) */
168 { OP(SRC,DST,GXorInverted), OP(PAT,DST,GXxor) }, /* 0x4b P^(D|~S) */
169 { OP(PAT,DST,GXnand), OP(SRC,DST,GXand) }, /* 0x4c S&~(D&P) */
170 { OP(SRC,TMP,GXcopy), OP(SRC,DST,GXxor),
171 OP(PAT,SRC,GXxor), OP(SRC,DST,GXor),
172 OP(TMP,DST,GXequiv) }, /* 0x4d ~S^((S^P)|(S^D))*/
173 { OP(PAT,SRC,GXxor), OP(SRC,DST,GXor),
174 OP(PAT,DST,GXxor) }, /* 0x4e P^(D|(S^P)) */
175 { OP(SRC,DST,GXorInverted), OP(PAT,DST,GXnand) },/* 0x4f ~(P&(D|~S)) */
176 { OP(PAT,DST,GXandReverse) }, /* 0x50 P&~D */
177 { OP(PAT,SRC,GXandInverted), OP(SRC,DST,GXnor) },/* 0x51 ~(D|(S&~P)) */
178 { OP(DST,SRC,GXand), OP(PAT,SRC,GXor),
179 OP(SRC,DST,GXxor) }, /* 0x52 D^(P|(S&D)) */
180 { OP(SRC,DST,GXxor), OP(PAT,DST,GXand),
181 OP(SRC,DST,GXequiv) }, /* 0x53 ~S^(P&(D^S)) */
182 { OP(PAT,SRC,GXnor), OP(SRC,DST,GXnor) }, /* 0x54 ~(D|~(P|S)) */
183 { OP(PAT,DST,GXinvert) }, /* 0x55 ~D */
184 { OP(PAT,SRC,GXor), OP(SRC,DST,GXxor) }, /* 0x56 D^(P|S) */
185 { OP(PAT,SRC,GXor), OP(SRC,DST,GXnand) }, /* 0x57 ~(D&(P|S)) */
186 { OP(PAT,SRC,GXor), OP(SRC,DST,GXand),
187 OP(PAT,DST,GXxor) }, /* 0x58 P^(D&(P|S)) */
188 { OP(PAT,SRC,GXorReverse), OP(SRC,DST,GXxor) }, /* 0x59 D^(P|~S) */
189 { OP(PAT,DST,GXxor) }, /* 0x5a D^P */
190 { OP(DST,SRC,GXnor), OP(PAT,SRC,GXor),
191 OP(SRC,DST,GXxor) }, /* 0x5b D^(P|~(S|D)) */
192 { OP(DST,SRC,GXxor), OP(PAT,SRC,GXor),
193 OP(SRC,DST,GXxor) }, /* 0x5c D^(P|(S^D)) */
194 { OP(PAT,SRC,GXorReverse), OP(SRC,DST,GXnand) }, /* 0x5d ~(D&(P|~S)) */
195 { OP(DST,SRC,GXandInverted), OP(PAT,SRC,GXor),
196 OP(SRC,DST,GXxor) }, /* 0x5e D^(P|(S&~D)) */
197 { OP(PAT,DST,GXnand) }, /* 0x5f ~(D&P) */
198 { OP(SRC,DST,GXxor), OP(PAT,DST,GXand) }, /* 0x60 P&(D^S) */
199 { OP(DST,TMP,GXcopy), OP(SRC,DST,GXand),
200 OP(PAT,DST,GXor), OP(SRC,DST,GXxor),
201 OP(TMP,DST,GXequiv) }, /* 0x61 ~D^S^(P|(D&S)) */
202 { OP(DST,TMP,GXcopy), OP(PAT,DST,GXor),
203 OP(SRC,DST,GXand), OP(TMP,DST,GXxor) }, /* 0x62 D^(S&(P|D)) */
204 { OP(PAT,DST,GXorInverted), OP(SRC,DST,GXxor) }, /* 0x63 S^(D|~P) */
205 { OP(SRC,TMP,GXcopy), OP(PAT,SRC,GXor),
206 OP(SRC,DST,GXand), OP(TMP,DST,GXxor) }, /* 0x64 S^(D&(P|S)) */
207 { OP(PAT,SRC,GXorInverted), OP(SRC,DST,GXxor) }, /* 0x65 D^(S|~P) */
208 { OP(SRC,DST,GXxor) }, /* 0x66 S^D */
209 { OP(SRC,TMP,GXcopy), OP(PAT,SRC,GXnor),
210 OP(SRC,DST,GXor), OP(TMP,DST,GXxor) }, /* 0x67 S^(D|~(S|P) */
211 { OP(DST,TMP,GXcopy), OP(SRC,DST,GXnor),
212 OP(PAT,DST,GXor), OP(SRC,DST,GXxor),
213 OP(TMP,DST,GXequiv) }, /* 0x68 ~D^S^(P|~(D|S))*/
214 { OP(SRC,DST,GXxor), OP(PAT,DST,GXequiv) }, /* 0x69 ~P^(D^S) */
215 { OP(PAT,SRC,GXand), OP(SRC,DST,GXxor) }, /* 0x6a D^(P&S) */
216 { OP(SRC,TMP,GXcopy), OP(PAT,SRC,GXor),
217 OP(SRC,DST,GXand), OP(TMP,DST,GXxor),
218 OP(PAT,DST,GXequiv) }, /* 0x6b ~P^S^(D&(P|S)) */
219 { OP(PAT,DST,GXand), OP(SRC,DST,GXxor) }, /* 0x6c S^(D&P) */
220 { OP(DST,TMP,GXcopy), OP(PAT,DST,GXor),
221 OP(SRC,DST,GXand), OP(TMP,DST,GXxor),
222 OP(PAT,DST,GXequiv) }, /* 0x6d ~P^D^(S&(P|D)) */
223 { OP(SRC,TMP,GXcopy), OP(PAT,SRC,GXorReverse),
224 OP(SRC,DST,GXand), OP(TMP,DST,GXxor) }, /* 0x6e S^(D&(P|~S)) */
225 { OP(SRC,DST,GXequiv), OP(PAT,DST,GXnand) }, /* 0x6f ~(P&~(S^D)) */
226 { OP(SRC,DST,GXnand), OP(PAT,DST,GXand) }, /* 0x70 P&~(D&S) */
227 { OP(SRC,TMP,GXcopy), OP(DST,SRC,GXxor),
228 OP(PAT,DST,GXxor), OP(SRC,DST,GXand),
229 OP(TMP,DST,GXequiv) }, /* 0x71 ~S^((S^D)&(P^D))*/
230 { OP(SRC,TMP,GXcopy), OP(PAT,SRC,GXxor),
231 OP(SRC,DST,GXor), OP(TMP,DST,GXxor) }, /* 0x72 S^(D|(P^S)) */
232 { OP(PAT,DST,GXorInverted), OP(SRC,DST,GXnand) },/* 0x73 ~(S&(D|~P)) */
233 { OP(DST,TMP,GXcopy), OP(PAT,DST,GXxor),
234 OP(SRC,DST,GXor), OP(TMP,DST,GXxor) }, /* 0x74 D^(S|(P^D)) */
235 { OP(PAT,SRC,GXorInverted), OP(SRC,DST,GXnand) },/* 0x75 ~(D&(S|~P)) */
236 { OP(SRC,TMP,GXcopy), OP(PAT,SRC,GXandReverse),
237 OP(SRC,DST,GXor), OP(TMP,DST,GXxor) }, /* 0x76 S^(D|(P&~S)) */
238 { OP(SRC,DST,GXnand) }, /* 0x77 ~(S&D) */
239 { OP(SRC,DST,GXand), OP(PAT,DST,GXxor) }, /* 0x78 P^(D&S) */
240 { OP(DST,TMP,GXcopy), OP(SRC,DST,GXor),
241 OP(PAT,DST,GXand), OP(SRC,DST,GXxor),
242 OP(TMP,DST,GXequiv) }, /* 0x79 ~D^S^(P&(D|S)) */
243 { OP(DST,SRC,GXorInverted), OP(PAT,SRC,GXand),
244 OP(SRC,DST,GXxor) }, /* 0x7a D^(P&(S|~D)) */
245 { OP(PAT,DST,GXequiv), OP(SRC,DST,GXnand) }, /* 0x7b ~(S&~(D^P)) */
246 { OP(SRC,DST,GXorInverted), OP(PAT,DST,GXand),
247 OP(SRC,DST,GXxor) }, /* 0x7c S^(P&(D|~S)) */
248 { OP(PAT,SRC,GXequiv), OP(SRC,DST,GXnand) }, /* 0x7d ~(D&~(P^S)) */
249 { OP(SRC,DST,GXxor), OP(PAT,SRC,GXxor),
250 OP(SRC,DST,GXor) }, /* 0x7e (S^P)|(S^D) */
251 { OP(PAT,SRC,GXand), OP(SRC,DST,GXnand) }, /* 0x7f ~(D&P&S) */
252 { OP(PAT,SRC,GXand), OP(SRC,DST,GXand) }, /* 0x80 D&P&S */
253 { OP(SRC,DST,GXxor), OP(PAT,SRC,GXxor),
254 OP(SRC,DST,GXnor) }, /* 0x81 ~((S^P)|(S^D)) */
255 { OP(PAT,SRC,GXequiv), OP(SRC,DST,GXand) }, /* 0x82 D&~(P^S) */
256 { OP(SRC,DST,GXorInverted), OP(PAT,DST,GXand),
257 OP(SRC,DST,GXequiv) }, /* 0x83 ~S^(P&(D|~S)) */
258 { OP(PAT,DST,GXequiv), OP(SRC,DST,GXand) }, /* 0x84 S&~(D^P) */
259 { OP(PAT,SRC,GXorInverted), OP(SRC,DST,GXand),
260 OP(PAT,DST,GXequiv) }, /* 0x85 ~P^(D&(S|~P)) */
261 { OP(DST,TMP,GXcopy), OP(SRC,DST,GXor),
262 OP(PAT,DST,GXand), OP(SRC,DST,GXxor),
263 OP(TMP,DST,GXxor) }, /* 0x86 D^S^(P&(D|S)) */
264 { OP(SRC,DST,GXand), OP(PAT,DST,GXequiv) }, /* 0x87 ~P^(D&S) */
265 { OP(SRC,DST,GXand) }, /* 0x88 S&D */
266 { OP(SRC,TMP,GXcopy), OP(PAT,SRC,GXandReverse),
267 OP(SRC,DST,GXor), OP(TMP,DST,GXequiv) }, /* 0x89 ~S^(D|(P&~S)) */
268 { OP(PAT,SRC,GXorInverted), OP(SRC,DST,GXand) }, /* 0x8a D&(S|~P) */
269 { OP(DST,TMP,GXcopy), OP(PAT,DST,GXxor),
270 OP(SRC,DST,GXor), OP(TMP,DST,GXequiv) }, /* 0x8b ~D^(S|(P^D)) */
271 { OP(PAT,DST,GXorInverted), OP(SRC,DST,GXand) }, /* 0x8c S&(D|~P) */
272 { OP(SRC,TMP,GXcopy), OP(PAT,SRC,GXxor),
273 OP(SRC,DST,GXor), OP(TMP,DST,GXequiv) }, /* 0x8d ~S^(D|(P^S)) */
274 { OP(SRC,TMP,GXcopy), OP(DST,SRC,GXxor),
275 OP(PAT,DST,GXxor), OP(SRC,DST,GXand),
276 OP(TMP,DST,GXxor) }, /* 0x8e S^((S^D)&(P^D))*/
277 { OP(SRC,DST,GXnand), OP(PAT,DST,GXnand) }, /* 0x8f ~(P&~(D&S)) */
278 { OP(SRC,DST,GXequiv), OP(PAT,DST,GXand) }, /* 0x90 P&~(D^S) */
279 { OP(SRC,TMP,GXcopy), OP(PAT,SRC,GXorReverse),
280 OP(SRC,DST,GXand), OP(TMP,DST,GXequiv) }, /* 0x91 ~S^(D&(P|~S)) */
281 { OP(DST,TMP,GXcopy), OP(PAT,DST,GXor),
282 OP(SRC,DST,GXand), OP(PAT,DST,GXxor),
283 OP(TMP,DST,GXxor) }, /* 0x92 D^P^(S&(D|P)) */
284 { OP(PAT,DST,GXand), OP(SRC,DST,GXequiv) }, /* 0x93 ~S^(P&D) */
285 { OP(SRC,TMP,GXcopy), OP(PAT,SRC,GXor),
286 OP(SRC,DST,GXand), OP(PAT,DST,GXxor),
287 OP(TMP,DST,GXxor) }, /* 0x94 S^P^(D&(P|S)) */
288 { OP(PAT,SRC,GXand), OP(SRC,DST,GXequiv) }, /* 0x95 ~D^(P&S) */
289 { OP(PAT,SRC,GXxor), OP(SRC,DST,GXxor) }, /* 0x96 D^P^S */
290 { OP(SRC,TMP,GXcopy), OP(PAT,SRC,GXnor),
291 OP(SRC,DST,GXor), OP(PAT,DST,GXxor),
292 OP(TMP,DST,GXxor) }, /* 0x97 S^P^(D|~(P|S)) */
293 { OP(SRC,TMP,GXcopy), OP(PAT,SRC,GXnor),
294 OP(SRC,DST,GXor), OP(TMP,DST,GXequiv) }, /* 0x98 ~S^(D|~(P|S)) */
295 { OP(SRC,DST,GXequiv) }, /* 0x99 ~S^D */
296 { OP(PAT,SRC,GXandReverse), OP(SRC,DST,GXxor) }, /* 0x9a D^(P&~S) */
297 { OP(SRC,TMP,GXcopy), OP(PAT,SRC,GXor),
298 OP(SRC,DST,GXand), OP(TMP,DST,GXequiv) }, /* 0x9b ~S^(D&(P|S)) */
299 { OP(PAT,DST,GXandReverse), OP(SRC,DST,GXxor) }, /* 0x9c S^(P&~D) */
300 { OP(DST,TMP,GXcopy), OP(PAT,DST,GXor),
301 OP(SRC,DST,GXand), OP(TMP,DST,GXequiv) }, /* 0x9d ~D^(S&(P|D)) */
302 { OP(DST,TMP,GXcopy), OP(SRC,DST,GXand),
303 OP(PAT,DST,GXor), OP(SRC,DST,GXxor),
304 OP(TMP,DST,GXxor) }, /* 0x9e D^S^(P|(D&S)) */
305 { OP(SRC,DST,GXxor), OP(PAT,DST,GXnand) }, /* 0x9f ~(P&(D^S)) */
306 { OP(PAT,DST,GXand) }, /* 0xa0 D&P */
307 { OP(PAT,SRC,GXandInverted), OP(SRC,DST,GXor),
308 OP(PAT,DST,GXequiv) }, /* 0xa1 ~P^(D|(S&~P)) */
309 { OP(PAT,SRC,GXorReverse), OP(SRC,DST,GXand) }, /* 0xa2 D&(P|~S) */
310 { OP(DST,SRC,GXxor), OP(PAT,SRC,GXor),
311 OP(SRC,DST,GXequiv) }, /* 0xa3 ~D^(P|(S^D)) */
312 { OP(PAT,SRC,GXnor), OP(SRC,DST,GXor),
313 OP(PAT,DST,GXequiv) }, /* 0xa4 ~P^(D|~(S|P)) */
314 { OP(PAT,DST,GXequiv) }, /* 0xa5 ~P^D */
315 { OP(PAT,SRC,GXandInverted), OP(SRC,DST,GXxor) },/* 0xa6 D^(S&~P) */
316 { OP(PAT,SRC,GXor), OP(SRC,DST,GXand),
317 OP(PAT,DST,GXequiv) }, /* 0xa7 ~P^(D&(S|P)) */
318 { OP(PAT,SRC,GXor), OP(SRC,DST,GXand) }, /* 0xa8 D&(P|S) */
319 { OP(PAT,SRC,GXor), OP(SRC,DST,GXequiv) }, /* 0xa9 ~D^(P|S) */
320 { OP(PAT,DST,GXnoop) }, /* 0xaa D */
321 { OP(PAT,SRC,GXnor), OP(SRC,DST,GXor) }, /* 0xab D|~(P|S) */
322 { OP(SRC,DST,GXxor), OP(PAT,DST,GXand),
323 OP(SRC,DST,GXxor) }, /* 0xac S^(P&(D^S)) */
324 { OP(DST,SRC,GXand), OP(PAT,SRC,GXor),
325 OP(SRC,DST,GXequiv) }, /* 0xad ~D^(P|(S&D)) */
326 { OP(PAT,SRC,GXandInverted), OP(SRC,DST,GXor) }, /* 0xae D|(S&~P) */
327 { OP(PAT,DST,GXorInverted) }, /* 0xaf D|~P */
328 { OP(SRC,DST,GXorInverted), OP(PAT,DST,GXand) }, /* 0xb0 P&(D|~S) */
329 { OP(PAT,SRC,GXxor), OP(SRC,DST,GXor),
330 OP(PAT,DST,GXequiv) }, /* 0xb1 ~P^(D|(S^P)) */
331 { OP(SRC,TMP,GXcopy), OP(SRC,DST,GXxor),
332 OP(PAT,SRC,GXxor), OP(SRC,DST,GXor),
333 OP(TMP,DST,GXxor) }, /* 0xb2 S^((S^P)|(S^D))*/
334 { OP(PAT,DST,GXnand), OP(SRC,DST,GXnand) }, /* 0xb3 ~(S&~(D&P)) */
335 { OP(SRC,DST,GXandReverse), OP(PAT,DST,GXxor) }, /* 0xb4 P^(S&~D) */
336 { OP(DST,SRC,GXor), OP(PAT,SRC,GXand),
337 OP(SRC,DST,GXequiv) }, /* 0xb5 ~D^(P&(S|D)) */
338 { OP(DST,TMP,GXcopy), OP(PAT,DST,GXand),
339 OP(SRC,DST,GXor), OP(PAT,DST,GXxor),
340 OP(TMP,DST,GXxor) }, /* 0xb6 D^P^(S|(D&P)) */
341 { OP(PAT,DST,GXxor), OP(SRC,DST,GXnand) }, /* 0xb7 ~(S&(D^P)) */
342 { OP(PAT,DST,GXxor), OP(SRC,DST,GXand),
343 OP(PAT,DST,GXxor) }, /* 0xb8 P^(S&(D^P)) */
344 { OP(DST,TMP,GXcopy), OP(PAT,DST,GXand),
345 OP(SRC,DST,GXor), OP(TMP,DST,GXequiv) }, /* 0xb9 ~D^(S|(P&D)) */
346 { OP(PAT,SRC,GXandReverse), OP(SRC,DST,GXor) }, /* 0xba D|(P&~S) */
347 { OP(SRC,DST,GXorInverted) }, /* 0xbb ~S|D */
348 { OP(SRC,DST,GXnand), OP(PAT,DST,GXand),
349 OP(SRC,DST,GXxor) }, /* 0xbc S^(P&~(D&S)) */
350 { OP(DST,SRC,GXxor), OP(PAT,DST,GXxor),
351 OP(SRC,DST,GXnand) }, /* 0xbd ~((S^D)&(P^D)) */
352 { OP(PAT,SRC,GXxor), OP(SRC,DST,GXor) }, /* 0xbe D|(P^S) */
353 { OP(PAT,SRC,GXnand), OP(SRC,DST,GXor) }, /* 0xbf D|~(P&S) */
354 { OP(PAT,SRC,GXand) }, /* 0xc0 P&S */
355 { OP(SRC,DST,GXandInverted), OP(PAT,DST,GXor),
356 OP(SRC,DST,GXequiv) }, /* 0xc1 ~S^(P|(D&~S)) */
357 { OP(SRC,DST,GXnor), OP(PAT,DST,GXor),
358 OP(SRC,DST,GXequiv) }, /* 0xc2 ~S^(P|~(D|S)) */
359 { OP(PAT,SRC,GXequiv) }, /* 0xc3 ~P^S */
360 { OP(PAT,DST,GXorReverse), OP(SRC,DST,GXand) }, /* 0xc4 S&(P|~D) */
361 { OP(SRC,DST,GXxor), OP(PAT,DST,GXor),
362 OP(SRC,DST,GXequiv) }, /* 0xc5 ~S^(P|(D^S)) */
363 { OP(PAT,DST,GXandInverted), OP(SRC,DST,GXxor) },/* 0xc6 S^(D&~P) */
364 { OP(PAT,DST,GXor), OP(SRC,DST,GXand),
365 OP(PAT,DST,GXequiv) }, /* 0xc7 ~P^(S&(D|P)) */
366 { OP(PAT,DST,GXor), OP(SRC,DST,GXand) }, /* 0xc8 S&(D|P) */
367 { OP(PAT,DST,GXor), OP(SRC,DST,GXequiv) }, /* 0xc9 ~S^(P|D) */
368 { OP(DST,SRC,GXxor), OP(PAT,SRC,GXand),
369 OP(SRC,DST,GXxor) }, /* 0xca D^(P&(S^D)) */
370 { OP(SRC,DST,GXand), OP(PAT,DST,GXor),
371 OP(SRC,DST,GXequiv) }, /* 0xcb ~S^(P|(D&S)) */
372 { OP(SRC,DST,GXcopy) }, /* 0xcc S */
373 { OP(PAT,DST,GXnor), OP(SRC,DST,GXor) }, /* 0xcd S|~(D|P) */
374 { OP(PAT,DST,GXandInverted), OP(SRC,DST,GXor) }, /* 0xce S|(D&~P) */
375 { OP(PAT,SRC,GXorInverted) }, /* 0xcf S|~P */
376 { OP(SRC,DST,GXorReverse), OP(PAT,DST,GXand) }, /* 0xd0 P&(S|~D) */
377 { OP(PAT,DST,GXxor), OP(SRC,DST,GXor),
378 OP(PAT,DST,GXequiv) }, /* 0xd1 ~P^(S|(D^P)) */
379 { OP(SRC,DST,GXandInverted), OP(PAT,DST,GXxor) },/* 0xd2 P^(D&~S) */
380 { OP(SRC,DST,GXor), OP(PAT,DST,GXand),
381 OP(SRC,DST,GXequiv) }, /* 0xd3 ~S^(P&(D|S)) */
382 { OP(SRC,TMP,GXcopy), OP(PAT,SRC,GXxor),
383 OP(PAT,DST,GXxor), OP(SRC,DST,GXand),
384 OP(TMP,DST,GXxor) }, /* 0xd4 S^((S^P)&(D^P))*/
385 { OP(PAT,SRC,GXnand), OP(SRC,DST,GXnand) }, /* 0xd5 ~(D&~(P&S)) */
386 { OP(SRC,TMP,GXcopy), OP(PAT,SRC,GXand),
387 OP(SRC,DST,GXor), OP(PAT,DST,GXxor),
388 OP(TMP,DST,GXxor) }, /* 0xd6 S^P^(D|(P&S)) */
389 { OP(PAT,SRC,GXxor), OP(SRC,DST,GXnand) }, /* 0xd7 ~(D&(P^S)) */
390 { OP(PAT,SRC,GXxor), OP(SRC,DST,GXand),
391 OP(PAT,DST,GXxor) }, /* 0xd8 P^(D&(S^P)) */
392 { OP(SRC,TMP,GXcopy), OP(PAT,SRC,GXand),
393 OP(SRC,DST,GXor), OP(TMP,DST,GXequiv) }, /* 0xd9 ~S^(D|(P&S)) */
394 { OP(DST,SRC,GXnand), OP(PAT,SRC,GXand),
395 OP(SRC,DST,GXxor) }, /* 0xda D^(P&~(S&D)) */
396 { OP(SRC,DST,GXxor), OP(PAT,SRC,GXxor),
397 OP(SRC,DST,GXnand) }, /* 0xdb ~((S^P)&(S^D)) */
398 { OP(PAT,DST,GXandReverse), OP(SRC,DST,GXor) }, /* 0xdc S|(P&~D) */
399 { OP(SRC,DST,GXorReverse) }, /* 0xdd S|~D */
400 { OP(PAT,DST,GXxor), OP(SRC,DST,GXor) }, /* 0xde S|(D^P) */
401 { OP(PAT,DST,GXnand), OP(SRC,DST,GXor) }, /* 0xdf S|~(D&P) */
402 { OP(SRC,DST,GXor), OP(PAT,DST,GXand) }, /* 0xe0 P&(D|S) */
403 { OP(SRC,DST,GXor), OP(PAT,DST,GXequiv) }, /* 0xe1 ~P^(D|S) */
404 { OP(DST,TMP,GXcopy), OP(PAT,DST,GXxor),
405 OP(SRC,DST,GXand), OP(TMP,DST,GXxor) }, /* 0xe2 D^(S&(P^D)) */
406 { OP(PAT,DST,GXand), OP(SRC,DST,GXor),
407 OP(PAT,DST,GXequiv) }, /* 0xe3 ~P^(S|(D&P)) */
408 { OP(SRC,TMP,GXcopy), OP(PAT,SRC,GXxor),
409 OP(SRC,DST,GXand), OP(TMP,DST,GXxor) }, /* 0xe4 S^(D&(P^S)) */
410 { OP(PAT,SRC,GXand), OP(SRC,DST,GXor),
411 OP(PAT,DST,GXequiv) }, /* 0xe5 ~P^(D|(S&P)) */
412 { OP(SRC,TMP,GXcopy), OP(PAT,SRC,GXnand),
413 OP(SRC,DST,GXand), OP(TMP,DST,GXxor) }, /* 0xe6 S^(D&~(P&S)) */
414 { OP(PAT,SRC,GXxor), OP(PAT,DST,GXxor),
415 OP(SRC,DST,GXnand) }, /* 0xe7 ~((S^P)&(D^P)) */
416 { OP(SRC,TMP,GXcopy), OP(SRC,DST,GXxor),
417 OP(PAT,SRC,GXxor), OP(SRC,DST,GXand),
418 OP(TMP,DST,GXxor) }, /* 0xe8 S^((S^P)&(S^D))*/
419 { OP(DST,TMP,GXcopy), OP(SRC,DST,GXnand),
420 OP(PAT,DST,GXand), OP(SRC,DST,GXxor),
421 OP(TMP,DST,GXequiv) }, /* 0xe9 ~D^S^(P&~(S&D))*/
422 { OP(PAT,SRC,GXand), OP(SRC,DST,GXor) }, /* 0xea D|(P&S) */
423 { OP(PAT,SRC,GXequiv), OP(SRC,DST,GXor) }, /* 0xeb D|~(P^S) */
424 { OP(PAT,DST,GXand), OP(SRC,DST,GXor) }, /* 0xec S|(D&P) */
425 { OP(PAT,DST,GXequiv), OP(SRC,DST,GXor) }, /* 0xed S|~(D^P) */
426 { OP(SRC,DST,GXor) }, /* 0xee S|D */
427 { OP(PAT,DST,GXorInverted), OP(SRC,DST,GXor) }, /* 0xef S|D|~P */
428 { OP(PAT,DST,GXcopy) }, /* 0xf0 P */
429 { OP(SRC,DST,GXnor), OP(PAT,DST,GXor) }, /* 0xf1 P|~(D|S) */
430 { OP(SRC,DST,GXandInverted), OP(PAT,DST,GXor) }, /* 0xf2 P|(D&~S) */
431 { OP(PAT,SRC,GXorReverse) }, /* 0xf3 P|~S */
432 { OP(SRC,DST,GXandReverse), OP(PAT,DST,GXor) }, /* 0xf4 P|(S&~D) */
433 { OP(PAT,DST,GXorReverse) }, /* 0xf5 P|~D */
434 { OP(SRC,DST,GXxor), OP(PAT,DST,GXor) }, /* 0xf6 P|(D^S) */
435 { OP(SRC,DST,GXnand), OP(PAT,DST,GXor) }, /* 0xf7 P|~(S&D) */
436 { OP(SRC,DST,GXand), OP(PAT,DST,GXor) }, /* 0xf8 P|(D&S) */
437 { OP(SRC,DST,GXequiv), OP(PAT,DST,GXor) }, /* 0xf9 P|~(D^S) */
438 { OP(PAT,DST,GXor) }, /* 0xfa D|P */
439 { OP(PAT,SRC,GXorReverse), OP(SRC,DST,GXor) }, /* 0xfb D|P|~S */
440 { OP(PAT,SRC,GXor) }, /* 0xfc P|S */
441 { OP(SRC,DST,GXorReverse), OP(PAT,DST,GXor) }, /* 0xfd P|S|~D */
442 { OP(SRC,DST,GXor), OP(PAT,DST,GXor) }, /* 0xfe P|D|S */
443 { OP(PAT,DST,GXset) } /* 0xff 1 */
447 #ifdef BITBLT_TEST /* Opcodes test */
449 static int do_bitop( int s, int d, int rop )
454 case GXclear: res = 0; break;
455 case GXand: res = s & d; break;
456 case GXandReverse: res = s & ~d; break;
457 case GXcopy: res = s; break;
458 case GXandInverted: res = ~s & d; break;
459 case GXnoop: res = d; break;
460 case GXxor: res = s ^ d; break;
461 case GXor: res = s | d; break;
462 case GXnor: res = ~(s | d); break;
463 case GXequiv: res = ~s ^ d; break;
464 case GXinvert: res = ~d; break;
465 case GXorReverse: res = s | ~d; break;
466 case GXcopyInverted: res = ~s; break;
467 case GXorInverted: res = ~s | d; break;
468 case GXnand: res = ~(s & d); break;
469 case GXset: res = 1; break;
476 int rop, i, res, src, dst, pat, tmp, dstUsed;
479 for (rop = 0; rop < 256; rop++)
482 for (i = 0; i < 8; i++)
487 for (opcode = BITBLT_Opcodes[rop]; *opcode; opcode++)
491 case OP_ARGS(DST,TMP):
492 tmp = do_bitop( dst, tmp, *opcode & 0xf );
494 case OP_ARGS(DST,SRC):
495 src = do_bitop( dst, src, *opcode & 0xf );
497 case OP_ARGS(SRC,TMP):
498 tmp = do_bitop( src, tmp, *opcode & 0xf );
500 case OP_ARGS(SRC,DST):
501 dst = do_bitop( src, dst, *opcode & 0xf );
504 case OP_ARGS(PAT,TMP):
505 tmp = do_bitop( pat, tmp, *opcode & 0xf );
507 case OP_ARGS(PAT,DST):
508 dst = do_bitop( pat, dst, *opcode & 0xf );
511 case OP_ARGS(PAT,SRC):
512 src = do_bitop( pat, src, *opcode & 0xf );
514 case OP_ARGS(TMP,DST):
515 dst = do_bitop( tmp, dst, *opcode & 0xf );
518 case OP_ARGS(TMP,SRC):
519 src = do_bitop( tmp, src, *opcode & 0xf );
522 printf( "Invalid opcode %x\n", *opcode );
525 if (!dstUsed) dst = src;
526 if (dst) res |= 1 << i;
528 if (res != rop) printf( "%02x: ERROR, res=%02x\n", rop, res );
534 #endif /* BITBLT_TEST */
537 static void get_colors(X11DRV_PDEVICE *physDevDst, X11DRV_PDEVICE *physDevSrc,
542 *fg = physDevDst->textPixel;
543 *bg = physDevDst->backgroundPixel;
544 if(physDevSrc->depth == 1) {
545 if(GetDIBColorTable(physDevSrc->hdc, 0, 2, rgb) == 2) {
547 logcolor = RGB(rgb[0].rgbRed, rgb[0].rgbGreen, rgb[0].rgbBlue);
548 *fg = X11DRV_PALETTE_ToPhysical( physDevDst, logcolor );
549 logcolor = RGB(rgb[1].rgbRed, rgb[1].rgbGreen,rgb[1].rgbBlue);
550 *bg = X11DRV_PALETTE_ToPhysical( physDevDst, logcolor );
555 /* return a mask for meaningful bits when doing an XGetPixel on an image */
556 static unsigned long image_pixel_mask( X11DRV_PDEVICE *physDev )
559 ColorShifts *shifts = physDev->color_shifts;
561 if (!shifts) shifts = &X11DRV_PALETTE_default_shifts;
562 ret = (shifts->physicalRed.max << shifts->physicalRed.shift) |
563 (shifts->physicalGreen.max << shifts->physicalGreen.shift) |
564 (shifts->physicalBlue.max << shifts->physicalBlue.shift);
565 if (!ret) ret = (1 << physDev->depth) - 1;
570 /***********************************************************************
573 * Stretch a row of pixels. Helper function for BITBLT_StretchImage.
575 static void BITBLT_StretchRow( int *rowSrc, int *rowDst,
576 INT startDst, INT widthDst,
577 INT xinc, INT xoff, WORD mode )
579 register INT xsrc = xinc * startDst + xoff;
583 case STRETCH_ANDSCANS:
584 for(; widthDst > 0; widthDst--, xsrc += xinc)
585 *rowDst++ &= rowSrc[xsrc >> 16];
587 case STRETCH_ORSCANS:
588 for(; widthDst > 0; widthDst--, xsrc += xinc)
589 *rowDst++ |= rowSrc[xsrc >> 16];
591 case STRETCH_DELETESCANS:
592 for(; widthDst > 0; widthDst--, xsrc += xinc)
593 *rowDst++ = rowSrc[xsrc >> 16];
599 /***********************************************************************
602 * Shrink a row of pixels. Helper function for BITBLT_StretchImage.
604 static void BITBLT_ShrinkRow( int *rowSrc, int *rowDst,
605 INT startSrc, INT widthSrc,
606 INT xinc, INT xoff, WORD mode )
608 register INT xdst = xinc * startSrc + xoff;
612 case STRETCH_ORSCANS:
613 for(; widthSrc > 0; widthSrc--, xdst += xinc)
614 rowDst[xdst >> 16] |= *rowSrc++;
616 case STRETCH_ANDSCANS:
617 for(; widthSrc > 0; widthSrc--, xdst += xinc)
618 rowDst[xdst >> 16] &= *rowSrc++;
620 case STRETCH_DELETESCANS:
621 for(; widthSrc > 0; widthSrc--, xdst += xinc)
622 rowDst[xdst >> 16] = *rowSrc++;
628 /***********************************************************************
631 * Retrieve a row from an image. Helper function for BITBLT_StretchImage.
633 static void BITBLT_GetRow( XImage *image, int *pdata, INT row,
634 INT start, INT width, INT depthDst,
635 int fg, int bg, unsigned long pixel_mask, BOOL swap)
639 assert( (row >= 0) && (row < image->height) );
640 assert( (start >= 0) && (width <= image->width) );
642 pdata += swap ? start+width-1 : start;
643 if (image->depth == depthDst) /* color -> color */
645 if (X11DRV_PALETTE_XPixelToPalette && (depthDst != 1))
646 if (swap) for (i = 0; i < width; i++)
647 *pdata-- = X11DRV_PALETTE_XPixelToPalette[XGetPixel( image, i, row )];
648 else for (i = 0; i < width; i++)
649 *pdata++ = X11DRV_PALETTE_XPixelToPalette[XGetPixel( image, i, row )];
651 if (swap) for (i = 0; i < width; i++)
652 *pdata-- = XGetPixel( image, i, row );
653 else for (i = 0; i < width; i++)
654 *pdata++ = XGetPixel( image, i, row );
658 if (image->depth == 1) /* monochrome -> color */
660 if (X11DRV_PALETTE_XPixelToPalette)
662 fg = X11DRV_PALETTE_XPixelToPalette[fg];
663 bg = X11DRV_PALETTE_XPixelToPalette[bg];
665 if (swap) for (i = 0; i < width; i++)
666 *pdata-- = XGetPixel( image, i, row ) ? bg : fg;
667 else for (i = 0; i < width; i++)
668 *pdata++ = XGetPixel( image, i, row ) ? bg : fg;
670 else /* color -> monochrome */
672 if (swap) for (i = 0; i < width; i++)
673 *pdata-- = ((XGetPixel( image, i, row ) & pixel_mask) == bg) ? 1 : 0;
674 else for (i = 0; i < width; i++)
675 *pdata++ = ((XGetPixel( image, i, row ) & pixel_mask) == bg) ? 1 : 0;
681 /***********************************************************************
682 * BITBLT_StretchImage
684 * Stretch an X image.
685 * FIXME: does not work for full 32-bit coordinates.
687 static void BITBLT_StretchImage( XImage *srcImage, XImage *dstImage,
688 INT widthSrc, INT heightSrc,
689 INT widthDst, INT heightDst,
690 RECT *visRectSrc, RECT *visRectDst,
691 int foreground, int background,
692 unsigned long pixel_mask, WORD mode )
694 int *rowSrc, *rowDst, *pixel;
696 INT xinc, xoff, yinc, ysrc, ydst;
698 BOOL hstretch, vstretch, hswap, vswap;
700 hswap = widthSrc * widthDst < 0;
701 vswap = heightSrc * heightDst < 0;
702 widthSrc = abs(widthSrc);
703 heightSrc = abs(heightSrc);
704 widthDst = abs(widthDst);
705 heightDst = abs(heightDst);
707 if (!(rowSrc = HeapAlloc( GetProcessHeap(), 0,
708 (widthSrc+widthDst)*sizeof(int) ))) return;
709 rowDst = rowSrc + widthSrc;
711 /* When stretching, all modes are the same, and DELETESCANS is faster */
712 if ((widthSrc < widthDst) && (heightSrc < heightDst))
713 mode = STRETCH_DELETESCANS;
715 if (mode == STRETCH_HALFTONE) /* FIXME */
716 mode = STRETCH_DELETESCANS;
718 if (mode != STRETCH_DELETESCANS)
719 memset( rowDst, (mode == STRETCH_ANDSCANS) ? 0xff : 0x00,
720 widthDst*sizeof(int) );
722 hstretch = (widthSrc < widthDst);
723 vstretch = (heightSrc < heightDst);
727 xinc = (widthSrc << 16) / widthDst;
728 xoff = ((widthSrc << 16) - (xinc * widthDst)) / 2;
732 xinc = ((int)widthDst << 16) / widthSrc;
733 xoff = ((widthDst << 16) - (xinc * widthSrc)) / 2;
739 yinc = (heightSrc << 16) / heightDst;
740 ydst = visRectDst->top;
743 ysrc = yinc * (heightDst - ydst - 1);
749 for ( ; (ydst < visRectDst->bottom); ysrc += yinc, ydst++)
751 if (((ysrc >> 16) < visRectSrc->top) ||
752 ((ysrc >> 16) >= visRectSrc->bottom)) continue;
754 /* Retrieve a source row */
755 BITBLT_GetRow( srcImage, rowSrc, (ysrc >> 16) - visRectSrc->top,
756 hswap ? widthSrc - visRectSrc->right
758 visRectSrc->right - visRectSrc->left,
759 dstImage->depth, foreground, background, pixel_mask, hswap );
761 /* Stretch or shrink it */
763 BITBLT_StretchRow( rowSrc, rowDst, visRectDst->left,
764 visRectDst->right - visRectDst->left,
766 else BITBLT_ShrinkRow( rowSrc, rowDst,
767 hswap ? widthSrc - visRectSrc->right
769 visRectSrc->right - visRectSrc->left,
772 /* Store the destination row */
773 pixel = rowDst + visRectDst->right - 1;
774 y = ydst - visRectDst->top;
775 for (x = visRectDst->right-visRectDst->left-1; x >= 0; x--)
776 XPutPixel( dstImage, x, y, *pixel-- );
777 if (mode != STRETCH_DELETESCANS)
778 memset( rowDst, (mode == STRETCH_ANDSCANS) ? 0xff : 0x00,
779 widthDst*sizeof(int) );
781 /* Make copies of the destination row */
783 pdata = dstImage->data + dstImage->bytes_per_line * y;
784 while (((ysrc + yinc) >> 16 == ysrc >> 16) &&
785 (ydst < visRectDst->bottom-1))
787 memcpy( pdata + dstImage->bytes_per_line, pdata,
788 dstImage->bytes_per_line );
789 pdata += dstImage->bytes_per_line;
797 yinc = (heightDst << 16) / heightSrc;
798 ysrc = visRectSrc->top;
799 ydst = ((heightDst << 16) - (yinc * heightSrc)) / 2;
802 ydst += yinc * (heightSrc - ysrc - 1);
808 for( ; (ysrc < visRectSrc->bottom); ydst += yinc, ysrc++)
810 if (((ydst >> 16) < visRectDst->top) ||
811 ((ydst >> 16) >= visRectDst->bottom)) continue;
813 /* Retrieve a source row */
814 BITBLT_GetRow( srcImage, rowSrc, ysrc - visRectSrc->top,
815 hswap ? widthSrc - visRectSrc->right
817 visRectSrc->right - visRectSrc->left,
818 dstImage->depth, foreground, background, pixel_mask, hswap );
820 /* Stretch or shrink it */
822 BITBLT_StretchRow( rowSrc, rowDst, visRectDst->left,
823 visRectDst->right - visRectDst->left,
825 else BITBLT_ShrinkRow( rowSrc, rowDst,
826 hswap ? widthSrc - visRectSrc->right
828 visRectSrc->right - visRectSrc->left,
831 /* Merge several source rows into the destination */
832 if (mode == STRETCH_DELETESCANS)
834 /* Simply skip the overlapping rows */
835 while (((ydst + yinc) >> 16 == ydst >> 16) &&
836 (ysrc < visRectSrc->bottom-1))
842 else if (((ydst + yinc) >> 16 == ydst >> 16) &&
843 (ysrc < visRectSrc->bottom-1))
844 continue; /* Restart loop for next overlapping row */
846 /* Store the destination row */
847 pixel = rowDst + visRectDst->right - 1;
848 y = (ydst >> 16) - visRectDst->top;
849 for (x = visRectDst->right-visRectDst->left-1; x >= 0; x--)
850 XPutPixel( dstImage, x, y, *pixel-- );
851 if (mode != STRETCH_DELETESCANS)
852 memset( rowDst, (mode == STRETCH_ANDSCANS) ? 0xff : 0x00,
853 widthDst*sizeof(int) );
857 HeapFree( GetProcessHeap(), 0, rowSrc );
861 /***********************************************************************
862 * BITBLT_GetSrcAreaStretch
864 * Retrieve an area from the source DC, stretching and mapping all the
865 * pixels to Windows colors.
867 static int BITBLT_GetSrcAreaStretch( X11DRV_PDEVICE *physDevSrc, X11DRV_PDEVICE *physDevDst,
868 Pixmap pixmap, GC gc,
869 const struct bitblt_coords *src, const struct bitblt_coords *dst )
871 XImage *imageSrc, *imageDst;
872 RECT rectSrc = src->visrect;
873 RECT rectDst = dst->visrect;
876 rectSrc.left -= src->x;
877 rectSrc.right -= src->x;
878 rectSrc.top -= src->y;
879 rectSrc.bottom -= src->y;
880 rectDst.left -= dst->x;
881 rectDst.right -= dst->x;
882 rectDst.top -= dst->y;
883 rectDst.bottom -= dst->y;
886 rectSrc.left -= src->width;
887 rectSrc.right -= src->width;
891 rectDst.left -= dst->width;
892 rectDst.right -= dst->width;
896 rectSrc.top -= src->height;
897 rectSrc.bottom -= src->height;
901 rectDst.top -= dst->height;
902 rectDst.bottom -= dst->height;
905 get_colors(physDevDst, physDevSrc, &fg, &bg);
907 /* FIXME: avoid BadMatch errors */
908 imageSrc = XGetImage( gdi_display, physDevSrc->drawable,
909 physDevSrc->dc_rect.left + src->visrect.left,
910 physDevSrc->dc_rect.top + src->visrect.top,
911 src->visrect.right - src->visrect.left,
912 src->visrect.bottom - src->visrect.top,
913 AllPlanes, ZPixmap );
916 imageDst = X11DRV_DIB_CreateXImage( rectDst.right - rectDst.left,
917 rectDst.bottom - rectDst.top, physDevDst->depth );
918 BITBLT_StretchImage( imageSrc, imageDst, src->width, src->height,
919 dst->width, dst->height, &rectSrc, &rectDst,
920 fg, physDevDst->depth != 1 ? bg : physDevSrc->backgroundPixel,
921 image_pixel_mask( physDevSrc ), GetStretchBltMode(physDevDst->hdc) );
923 XPutImage( gdi_display, pixmap, gc, imageDst, 0, 0, 0, 0,
924 rectDst.right - rectDst.left, rectDst.bottom - rectDst.top );
925 XDestroyImage( imageSrc );
926 X11DRV_DIB_DestroyXImage( imageDst );
928 return 0; /* no exposure events generated */
932 /***********************************************************************
935 * Retrieve an area from the source DC, mapping all the
936 * pixels to Windows colors.
938 static int BITBLT_GetSrcArea( X11DRV_PDEVICE *physDevSrc, X11DRV_PDEVICE *physDevDst,
939 Pixmap pixmap, GC gc, RECT *visRectSrc )
941 XImage *imageSrc, *imageDst;
944 INT width = visRectSrc->right - visRectSrc->left;
945 INT height = visRectSrc->bottom - visRectSrc->top;
947 BOOL memdc = (GetObjectType(physDevSrc->hdc) == OBJ_MEMDC);
949 if (physDevSrc->depth == physDevDst->depth)
952 if (!X11DRV_PALETTE_XPixelToPalette ||
953 (physDevDst->depth == 1)) /* monochrome -> monochrome */
955 if (physDevDst->depth == 1)
957 /* MSDN says if StretchBlt must convert a bitmap from monochrome
958 to color or vice versa, the foreground and background color of
959 the device context are used. In fact, it also applies to the
960 case when it is converted from mono to mono. */
961 XSetBackground( gdi_display, gc, physDevDst->textPixel );
962 XSetForeground( gdi_display, gc, physDevDst->backgroundPixel );
963 XCopyPlane( gdi_display, physDevSrc->drawable, pixmap, gc,
964 physDevSrc->dc_rect.left + visRectSrc->left,
965 physDevSrc->dc_rect.top + visRectSrc->top,
966 width, height, 0, 0, 1);
969 XCopyArea( gdi_display, physDevSrc->drawable, pixmap, gc,
970 physDevSrc->dc_rect.left + visRectSrc->left,
971 physDevSrc->dc_rect.top + visRectSrc->top,
972 width, height, 0, 0);
975 else /* color -> color */
978 imageSrc = XGetImage( gdi_display, physDevSrc->drawable,
979 physDevSrc->dc_rect.left + visRectSrc->left,
980 physDevSrc->dc_rect.top + visRectSrc->top,
981 width, height, AllPlanes, ZPixmap );
984 /* Make sure we don't get a BadMatch error */
985 XCopyArea( gdi_display, physDevSrc->drawable, pixmap, gc,
986 physDevSrc->dc_rect.left + visRectSrc->left,
987 physDevSrc->dc_rect.top + visRectSrc->top,
988 width, height, 0, 0);
990 imageSrc = XGetImage( gdi_display, pixmap, 0, 0, width, height,
991 AllPlanes, ZPixmap );
993 for (y = 0; y < height; y++)
994 for (x = 0; x < width; x++)
995 XPutPixel(imageSrc, x, y,
996 X11DRV_PALETTE_XPixelToPalette[XGetPixel(imageSrc, x, y)]);
997 XPutImage( gdi_display, pixmap, gc, imageSrc,
998 0, 0, 0, 0, width, height );
999 XDestroyImage( imageSrc );
1001 wine_tsx11_unlock();
1005 if (physDevSrc->depth == 1) /* monochrome -> color */
1007 get_colors(physDevDst, physDevSrc, &fg, &bg);
1010 if (X11DRV_PALETTE_XPixelToPalette)
1012 XSetBackground( gdi_display, gc,
1013 X11DRV_PALETTE_XPixelToPalette[fg] );
1014 XSetForeground( gdi_display, gc,
1015 X11DRV_PALETTE_XPixelToPalette[bg]);
1019 XSetBackground( gdi_display, gc, fg );
1020 XSetForeground( gdi_display, gc, bg );
1022 XCopyPlane( gdi_display, physDevSrc->drawable, pixmap, gc,
1023 physDevSrc->dc_rect.left + visRectSrc->left,
1024 physDevSrc->dc_rect.top + visRectSrc->top,
1025 width, height, 0, 0, 1 );
1027 wine_tsx11_unlock();
1029 else /* color -> monochrome */
1031 unsigned long pixel_mask;
1033 /* FIXME: avoid BadMatch error */
1034 imageSrc = XGetImage( gdi_display, physDevSrc->drawable,
1035 physDevSrc->dc_rect.left + visRectSrc->left,
1036 physDevSrc->dc_rect.top + visRectSrc->top,
1037 width, height, AllPlanes, ZPixmap );
1040 wine_tsx11_unlock();
1043 imageDst = X11DRV_DIB_CreateXImage( width, height, physDevDst->depth );
1046 XDestroyImage(imageSrc);
1047 wine_tsx11_unlock();
1050 pixel_mask = image_pixel_mask( physDevSrc );
1051 for (y = 0; y < height; y++)
1052 for (x = 0; x < width; x++)
1053 XPutPixel(imageDst, x, y,
1054 !((XGetPixel(imageSrc,x,y) ^ physDevSrc->backgroundPixel) & pixel_mask));
1055 XPutImage( gdi_display, pixmap, gc, imageDst,
1056 0, 0, 0, 0, width, height );
1057 XDestroyImage( imageSrc );
1058 X11DRV_DIB_DestroyXImage( imageDst );
1059 wine_tsx11_unlock();
1066 /***********************************************************************
1069 * Retrieve an area from the destination DC, mapping all the
1070 * pixels to Windows colors.
1072 static int BITBLT_GetDstArea(X11DRV_PDEVICE *physDev, Pixmap pixmap, GC gc, RECT *visRectDst)
1075 INT width = visRectDst->right - visRectDst->left;
1076 INT height = visRectDst->bottom - visRectDst->top;
1077 BOOL memdc = (GetObjectType( physDev->hdc ) == OBJ_MEMDC);
1081 if (!X11DRV_PALETTE_XPixelToPalette || (physDev->depth == 1) ||
1082 (X11DRV_PALETTE_PaletteFlags & X11DRV_PALETTE_VIRTUAL) )
1084 XCopyArea( gdi_display, physDev->drawable, pixmap, gc,
1085 physDev->dc_rect.left + visRectDst->left, physDev->dc_rect.top + visRectDst->top,
1086 width, height, 0, 0 );
1095 image = XGetImage( gdi_display, physDev->drawable,
1096 physDev->dc_rect.left + visRectDst->left,
1097 physDev->dc_rect.top + visRectDst->top,
1098 width, height, AllPlanes, ZPixmap );
1101 /* Make sure we don't get a BadMatch error */
1102 XCopyArea( gdi_display, physDev->drawable, pixmap, gc,
1103 physDev->dc_rect.left + visRectDst->left,
1104 physDev->dc_rect.top + visRectDst->top,
1105 width, height, 0, 0);
1107 image = XGetImage( gdi_display, pixmap, 0, 0, width, height,
1108 AllPlanes, ZPixmap );
1112 for (y = 0; y < height; y++)
1113 for (x = 0; x < width; x++)
1114 XPutPixel( image, x, y,
1115 X11DRV_PALETTE_XPixelToPalette[XGetPixel( image, x, y )]);
1116 XPutImage( gdi_display, pixmap, gc, image, 0, 0, 0, 0, width, height );
1117 XDestroyImage( image );
1121 wine_tsx11_unlock();
1126 /***********************************************************************
1129 * Put an area back into the destination DC, mapping the pixel
1130 * colors to X pixels.
1132 static int BITBLT_PutDstArea(X11DRV_PDEVICE *physDev, Pixmap pixmap, RECT *visRectDst)
1135 INT width = visRectDst->right - visRectDst->left;
1136 INT height = visRectDst->bottom - visRectDst->top;
1138 /* !X11DRV_PALETTE_PaletteToXPixel is _NOT_ enough */
1140 if (!X11DRV_PALETTE_PaletteToXPixel || (physDev->depth == 1) ||
1141 (X11DRV_PALETTE_PaletteFlags & X11DRV_PALETTE_VIRTUAL) )
1143 XCopyArea( gdi_display, pixmap, physDev->drawable, physDev->gc, 0, 0, width, height,
1144 physDev->dc_rect.left + visRectDst->left,
1145 physDev->dc_rect.top + visRectDst->top );
1151 XImage *image = XGetImage( gdi_display, pixmap, 0, 0, width, height,
1152 AllPlanes, ZPixmap );
1153 for (y = 0; y < height; y++)
1154 for (x = 0; x < width; x++)
1156 XPutPixel( image, x, y,
1157 X11DRV_PALETTE_PaletteToXPixel[XGetPixel( image, x, y )]);
1159 XPutImage( gdi_display, physDev->drawable, physDev->gc, image, 0, 0,
1160 physDev->dc_rect.left + visRectDst->left,
1161 physDev->dc_rect.top + visRectDst->top, width, height );
1162 XDestroyImage( image );
1168 /***********************************************************************
1169 * BITBLT_GetVisRectangles
1171 * Get the source and destination visible rectangles for StretchBlt().
1172 * Return FALSE if one of the rectangles is empty.
1174 static BOOL BITBLT_GetVisRectangles( X11DRV_PDEVICE *physDevDst, X11DRV_PDEVICE *physDevSrc,
1175 struct bitblt_coords *dst, struct bitblt_coords *src )
1177 RECT rect, clipRect;
1179 /* Get the destination visible rectangle */
1183 rect.right = dst->x + dst->width;
1184 rect.bottom = dst->y + dst->height;
1185 LPtoDP( physDevDst->hdc, (POINT *)&rect, 2 );
1188 dst->width = rect.right - rect.left;
1189 dst->height = rect.bottom - rect.top;
1190 if (dst->layout & LAYOUT_RTL && dst->layout & LAYOUT_BITMAPORIENTATIONPRESERVED)
1192 SWAP_INT32( &rect.left, &rect.right );
1194 dst->width = rect.right - rect.left;
1196 if (rect.left > rect.right) { SWAP_INT32( &rect.left, &rect.right ); rect.left++; rect.right++; }
1197 if (rect.top > rect.bottom) { SWAP_INT32( &rect.top, &rect.bottom ); rect.top++; rect.bottom++; }
1199 GetRgnBox( physDevDst->region, &clipRect );
1200 if (!IntersectRect( &dst->visrect, &rect, &clipRect )) return FALSE;
1202 /* Get the source visible rectangle */
1204 if (!physDevSrc) return TRUE;
1208 rect.right = src->x + src->width;
1209 rect.bottom = src->y + src->height;
1210 LPtoDP( physDevSrc->hdc, (POINT *)&rect, 2 );
1213 src->width = rect.right - rect.left;
1214 src->height = rect.bottom - rect.top;
1215 if (src->layout & LAYOUT_RTL && src->layout & LAYOUT_BITMAPORIENTATIONPRESERVED)
1217 SWAP_INT32( &rect.left, &rect.right );
1219 src->width = rect.right - rect.left;
1221 if (rect.left > rect.right) { SWAP_INT32( &rect.left, &rect.right ); rect.left++; rect.right++; }
1222 if (rect.top > rect.bottom) { SWAP_INT32( &rect.top, &rect.bottom ); rect.top++; rect.bottom++; }
1224 /* Apparently the clipping and visible regions are only for output,
1225 so just check against dc extent here to avoid BadMatch errors */
1226 clipRect = physDevSrc->drawable_rect;
1227 OffsetRect( &clipRect, -(physDevSrc->drawable_rect.left + physDevSrc->dc_rect.left),
1228 -(physDevSrc->drawable_rect.top + physDevSrc->dc_rect.top) );
1229 if (!IntersectRect( &src->visrect, &rect, &clipRect ))
1232 /* Intersect the rectangles */
1234 if ((src->width == dst->width) && (src->height == dst->height)) /* no stretching */
1236 OffsetRect( &src->visrect, dst->x - src->x, dst->y - src->y );
1237 if (!IntersectRect( &rect, &src->visrect, &dst->visrect )) return FALSE;
1238 src->visrect = dst->visrect = rect;
1239 OffsetRect( &src->visrect, src->x - dst->x, src->y - dst->y );
1241 else /* stretching */
1243 /* Map source rectangle into destination coordinates */
1244 rect.left = dst->x + (src->visrect.left - src->x)*dst->width/src->width;
1245 rect.top = dst->y + (src->visrect.top - src->y)*dst->height/src->height;
1246 rect.right = dst->x + (src->visrect.right - src->x)*dst->width/src->width;
1247 rect.bottom = dst->y + (src->visrect.bottom - src->y)*dst->height/src->height;
1248 if (rect.left > rect.right) SWAP_INT32( &rect.left, &rect.right );
1249 if (rect.top > rect.bottom) SWAP_INT32( &rect.top, &rect.bottom );
1251 /* Avoid rounding errors */
1256 if (!IntersectRect( &dst->visrect, &rect, &dst->visrect )) return FALSE;
1258 /* Map destination rectangle back to source coordinates */
1259 rect = dst->visrect;
1260 rect.left = src->x + (dst->visrect.left - dst->x)*src->width/dst->width;
1261 rect.top = src->y + (dst->visrect.top - dst->y)*src->height/dst->height;
1262 rect.right = src->x + (dst->visrect.right - dst->x)*src->width/dst->width;
1263 rect.bottom = src->y + (dst->visrect.bottom - dst->y)*src->height/dst->height;
1264 if (rect.left > rect.right) SWAP_INT32( &rect.left, &rect.right );
1265 if (rect.top > rect.bottom) SWAP_INT32( &rect.top, &rect.bottom );
1267 /* Avoid rounding errors */
1272 if (!IntersectRect( &src->visrect, &rect, &src->visrect )) return FALSE;
1278 /***********************************************************************
1279 * client_side_dib_copy
1281 static BOOL client_side_dib_copy( X11DRV_PDEVICE *physDevSrc, INT xSrc, INT ySrc,
1282 X11DRV_PDEVICE *physDevDst, INT xDst, INT yDst,
1283 INT width, INT height )
1285 DIBSECTION srcDib, dstDib;
1286 BYTE *srcPtr, *dstPtr;
1287 INT srcRowOffset, dstRowOffset;
1291 static RECT unusedRect;
1293 if (GetObjectW(physDevSrc->bitmap->hbitmap, sizeof(srcDib), &srcDib) != sizeof(srcDib))
1295 if (GetObjectW(physDevDst->bitmap->hbitmap, sizeof(dstDib), &dstDib) != sizeof(dstDib))
1298 /* check for oversized values, just like X11DRV_DIB_CopyDIBSection() */
1299 if (xSrc > srcDib.dsBm.bmWidth || ySrc > srcDib.dsBm.bmHeight)
1301 if (xSrc + width > srcDib.dsBm.bmWidth)
1302 width = srcDib.dsBm.bmWidth - xSrc;
1303 if (ySrc + height > srcDib.dsBm.bmHeight)
1304 height = srcDib.dsBm.bmHeight - ySrc;
1306 if (GetRgnBox(physDevDst->region, &unusedRect) == COMPLEXREGION)
1308 /* for simple regions, the clipping was already done by BITBLT_GetVisRectangles */
1309 FIXME("potential optimization: client-side complex region clipping\n");
1312 if (dstDib.dsBm.bmBitsPixel <= 8)
1314 FIXME("potential optimization: client-side color-index mode DIB copy\n");
1317 if (!(srcDib.dsBmih.biCompression == BI_BITFIELDS &&
1318 dstDib.dsBmih.biCompression == BI_BITFIELDS &&
1319 !memcmp(srcDib.dsBitfields, dstDib.dsBitfields, 3*sizeof(DWORD)))
1320 && !(srcDib.dsBmih.biCompression == BI_RGB &&
1321 dstDib.dsBmih.biCompression == BI_RGB))
1323 FIXME("potential optimization: client-side compressed DIB copy\n");
1326 if (srcDib.dsBm.bmBitsPixel != dstDib.dsBm.bmBitsPixel)
1328 FIXME("potential optimization: pixel format conversion\n");
1331 if (srcDib.dsBmih.biWidth < 0 || dstDib.dsBmih.biWidth < 0)
1333 FIXME("negative widths not yet implemented\n");
1337 switch (dstDib.dsBm.bmBitsPixel)
1350 FIXME("don't know how to work with a depth of %d\n", physDevSrc->depth);
1354 bytesToCopy = width * bytesPerPixel;
1356 if (physDevSrc->bitmap->topdown)
1358 srcPtr = &physDevSrc->bitmap->base[ySrc*srcDib.dsBm.bmWidthBytes + xSrc*bytesPerPixel];
1359 srcRowOffset = srcDib.dsBm.bmWidthBytes;
1363 srcPtr = &physDevSrc->bitmap->base[(srcDib.dsBm.bmHeight-ySrc-1)*srcDib.dsBm.bmWidthBytes
1364 + xSrc*bytesPerPixel];
1365 srcRowOffset = -srcDib.dsBm.bmWidthBytes;
1367 if (physDevDst->bitmap->topdown)
1369 dstPtr = &physDevDst->bitmap->base[yDst*dstDib.dsBm.bmWidthBytes + xDst*bytesPerPixel];
1370 dstRowOffset = dstDib.dsBm.bmWidthBytes;
1374 dstPtr = &physDevDst->bitmap->base[(dstDib.dsBm.bmHeight-yDst-1)*dstDib.dsBm.bmWidthBytes
1375 + xDst*bytesPerPixel];
1376 dstRowOffset = -dstDib.dsBm.bmWidthBytes;
1379 /* Handle overlapping regions on the same DIB */
1380 if (physDevSrc == physDevDst && ySrc < yDst)
1382 srcPtr += srcRowOffset * (height - 1);
1383 srcRowOffset = -srcRowOffset;
1384 dstPtr += dstRowOffset * (height - 1);
1385 dstRowOffset = -dstRowOffset;
1388 for (y = yDst; y < yDst + height; ++y)
1390 memmove(dstPtr, srcPtr, bytesToCopy);
1391 srcPtr += srcRowOffset;
1392 dstPtr += dstRowOffset;
1398 static BOOL same_format(X11DRV_PDEVICE *physDevSrc, X11DRV_PDEVICE *physDevDst)
1400 if (physDevSrc->depth != physDevDst->depth) return FALSE;
1401 if (!physDevSrc->color_shifts && !physDevDst->color_shifts) return TRUE;
1402 if (physDevSrc->color_shifts && physDevDst->color_shifts)
1403 return !memcmp(physDevSrc->color_shifts, physDevDst->color_shifts, sizeof(ColorShifts));
1407 /***********************************************************************
1410 BOOL CDECL X11DRV_StretchBlt( X11DRV_PDEVICE *physDevDst, INT xDst, INT yDst, INT widthDst, INT heightDst,
1411 X11DRV_PDEVICE *physDevSrc, INT xSrc, INT ySrc, INT widthSrc, INT heightSrc,
1414 BOOL usePat, useSrc, useDst, destUsed, fStretch, fNullBrush;
1415 struct bitblt_coords src, dst;
1417 INT sDst, sSrc = DIB_Status_None;
1419 Pixmap pixmaps[3] = { 0, 0, 0 }; /* pixmaps for DST, SRC, TMP */
1422 usePat = (((rop >> 4) & 0x0f0000) != (rop & 0x0f0000));
1423 useSrc = (((rop >> 2) & 0x330000) != (rop & 0x330000));
1424 useDst = (((rop >> 1) & 0x550000) != (rop & 0x550000));
1425 if (!physDevSrc && useSrc) return FALSE;
1429 src.width = widthSrc;
1430 src.height = heightSrc;
1431 src.layout = physDevSrc ? GetLayout( physDevSrc->hdc ) : 0;
1434 dst.width = widthDst;
1435 dst.height = heightDst;
1436 dst.layout = GetLayout( physDevDst->hdc );
1438 if (rop & NOMIRRORBITMAP)
1440 src.layout |= LAYOUT_BITMAPORIENTATIONPRESERVED;
1441 dst.layout |= LAYOUT_BITMAPORIENTATIONPRESERVED;
1442 rop &= ~NOMIRRORBITMAP;
1447 if (!BITBLT_GetVisRectangles( physDevDst, physDevSrc, &dst, &src ))
1449 fStretch = (src.width != dst.width) || (src.height != dst.height);
1451 if (physDevDst != physDevSrc)
1452 sSrc = X11DRV_LockDIBSection( physDevSrc, DIB_Status_None );
1457 if (!BITBLT_GetVisRectangles( physDevDst, NULL, &dst, NULL ))
1461 TRACE(" rectdst=%d,%d %dx%d orgdst=%d,%d visdst=%s\n",
1462 dst.x, dst.y, dst.width, dst.height,
1463 physDevDst->dc_rect.left, physDevDst->dc_rect.top, wine_dbgstr_rect( &dst.visrect ) );
1465 TRACE(" rectsrc=%d,%d %dx%d orgsrc=%d,%d vissrc=%s\n",
1466 src.x, src.y, src.width, src.height,
1467 physDevSrc->dc_rect.left, physDevSrc->dc_rect.top, wine_dbgstr_rect( &src.visrect ) );
1469 width = dst.visrect.right - dst.visrect.left;
1470 height = dst.visrect.bottom - dst.visrect.top;
1472 sDst = X11DRV_LockDIBSection( physDevDst, DIB_Status_None );
1473 if (physDevDst == physDevSrc) sSrc = sDst;
1475 /* try client-side DIB copy */
1476 if (!fStretch && rop == SRCCOPY &&
1477 sSrc == DIB_Status_AppMod && sDst == DIB_Status_AppMod &&
1478 same_format(physDevSrc, physDevDst))
1480 if (client_side_dib_copy( physDevSrc, src.visrect.left, src.visrect.top,
1481 physDevDst, dst.visrect.left, dst.visrect.top, width, height ))
1485 X11DRV_CoerceDIBSection( physDevDst, DIB_Status_GdiMod );
1487 opcode = BITBLT_Opcodes[(rop >> 16) & 0xff];
1489 /* a few optimizations for single-op ROPs */
1490 if (!fStretch && !opcode[1])
1492 if (OP_SRCDST(*opcode) == OP_ARGS(PAT,DST))
1494 switch(rop) /* a few special cases */
1496 case BLACKNESS: /* 0x00 */
1497 case WHITENESS: /* 0xff */
1498 if ((physDevDst->depth != 1) && X11DRV_PALETTE_PaletteToXPixel)
1501 XSetFunction( gdi_display, physDevDst->gc, GXcopy );
1502 if (rop == BLACKNESS)
1503 XSetForeground( gdi_display, physDevDst->gc, X11DRV_PALETTE_PaletteToXPixel[0] );
1505 XSetForeground( gdi_display, physDevDst->gc,
1506 WhitePixel( gdi_display, DefaultScreen(gdi_display) ));
1507 XSetFillStyle( gdi_display, physDevDst->gc, FillSolid );
1508 XFillRectangle( gdi_display, physDevDst->drawable, physDevDst->gc,
1509 physDevDst->dc_rect.left + dst.visrect.left,
1510 physDevDst->dc_rect.top + dst.visrect.top,
1512 wine_tsx11_unlock();
1516 case DSTINVERT: /* 0x55 */
1517 if (!(X11DRV_PALETTE_PaletteFlags & (X11DRV_PALETTE_PRIVATE | X11DRV_PALETTE_VIRTUAL)))
1519 /* Xor is much better when we do not have full colormap. */
1520 /* Using white^black ensures that we invert at least black */
1522 unsigned long xor_pix = (WhitePixel( gdi_display, DefaultScreen(gdi_display) ) ^
1523 BlackPixel( gdi_display, DefaultScreen(gdi_display) ));
1525 XSetFunction( gdi_display, physDevDst->gc, GXxor );
1526 XSetForeground( gdi_display, physDevDst->gc, xor_pix);
1527 XSetFillStyle( gdi_display, physDevDst->gc, FillSolid );
1528 XFillRectangle( gdi_display, physDevDst->drawable, physDevDst->gc,
1529 physDevDst->dc_rect.left + dst.visrect.left,
1530 physDevDst->dc_rect.top + dst.visrect.top,
1532 wine_tsx11_unlock();
1537 if (!usePat || X11DRV_SetupGCForBrush( physDevDst ))
1540 XSetFunction( gdi_display, physDevDst->gc, OP_ROP(*opcode) );
1541 XFillRectangle( gdi_display, physDevDst->drawable, physDevDst->gc,
1542 physDevDst->dc_rect.left + dst.visrect.left,
1543 physDevDst->dc_rect.top + dst.visrect.top,
1545 wine_tsx11_unlock();
1549 else if (OP_SRCDST(*opcode) == OP_ARGS(SRC,DST))
1551 if (same_format(physDevSrc, physDevDst))
1554 XSetFunction( gdi_display, physDevDst->gc, OP_ROP(*opcode) );
1555 wine_tsx11_unlock();
1557 if (physDevSrc != physDevDst)
1559 if (sSrc == DIB_Status_AppMod)
1561 X11DRV_DIB_CopyDIBSection( physDevSrc, physDevDst, src.visrect.left, src.visrect.top,
1562 dst.visrect.left, dst.visrect.top, width, height );
1565 X11DRV_CoerceDIBSection( physDevSrc, DIB_Status_GdiMod );
1568 XCopyArea( gdi_display, physDevSrc->drawable,
1569 physDevDst->drawable, physDevDst->gc,
1570 physDevSrc->dc_rect.left + src.visrect.left,
1571 physDevSrc->dc_rect.top + src.visrect.top,
1573 physDevDst->dc_rect.left + dst.visrect.left,
1574 physDevDst->dc_rect.top + dst.visrect.top );
1575 physDevDst->exposures++;
1576 wine_tsx11_unlock();
1579 if (physDevSrc->depth == 1)
1583 X11DRV_CoerceDIBSection( physDevSrc, DIB_Status_GdiMod );
1584 get_colors(physDevDst, physDevSrc, &fg, &bg);
1586 XSetBackground( gdi_display, physDevDst->gc, fg );
1587 XSetForeground( gdi_display, physDevDst->gc, bg );
1588 XSetFunction( gdi_display, physDevDst->gc, OP_ROP(*opcode) );
1589 XCopyPlane( gdi_display, physDevSrc->drawable,
1590 physDevDst->drawable, physDevDst->gc,
1591 physDevSrc->dc_rect.left + src.visrect.left,
1592 physDevSrc->dc_rect.top + src.visrect.top,
1594 physDevDst->dc_rect.left + dst.visrect.left,
1595 physDevDst->dc_rect.top + dst.visrect.top, 1 );
1596 physDevDst->exposures++;
1597 wine_tsx11_unlock();
1604 tmpGC = XCreateGC( gdi_display, physDevDst->drawable, 0, NULL );
1605 XSetSubwindowMode( gdi_display, tmpGC, IncludeInferiors );
1606 XSetGraphicsExposures( gdi_display, tmpGC, False );
1607 pixmaps[DST] = XCreatePixmap( gdi_display, root_window, width, height,
1608 physDevDst->depth );
1609 wine_tsx11_unlock();
1614 pixmaps[SRC] = XCreatePixmap( gdi_display, root_window, width, height,
1615 physDevDst->depth );
1616 wine_tsx11_unlock();
1618 if (physDevDst != physDevSrc) X11DRV_CoerceDIBSection( physDevSrc, DIB_Status_GdiMod );
1620 if(!X11DRV_XRender_GetSrcAreaStretch( physDevSrc, physDevDst, pixmaps[SRC], tmpGC, &src, &dst ))
1623 BITBLT_GetSrcAreaStretch( physDevSrc, physDevDst, pixmaps[SRC], tmpGC, &src, &dst );
1625 BITBLT_GetSrcArea( physDevSrc, physDevDst, pixmaps[SRC], tmpGC, &src.visrect );
1629 if (useDst) BITBLT_GetDstArea( physDevDst, pixmaps[DST], tmpGC, &dst.visrect );
1630 if (usePat) fNullBrush = !X11DRV_SetupGCForPatBlt( physDevDst, tmpGC, TRUE );
1631 else fNullBrush = FALSE;
1635 for ( ; *opcode; opcode++)
1637 if (OP_DST(*opcode) == DST) destUsed = TRUE;
1638 XSetFunction( gdi_display, tmpGC, OP_ROP(*opcode) );
1639 switch(OP_SRCDST(*opcode))
1641 case OP_ARGS(DST,TMP):
1642 case OP_ARGS(SRC,TMP):
1644 pixmaps[TMP] = XCreatePixmap( gdi_display, root_window,
1645 width, height, physDevDst->depth );
1647 case OP_ARGS(DST,SRC):
1648 case OP_ARGS(SRC,DST):
1649 case OP_ARGS(TMP,SRC):
1650 case OP_ARGS(TMP,DST):
1652 XCopyArea( gdi_display, pixmaps[OP_SRC(*opcode)],
1653 pixmaps[OP_DST(*opcode)], tmpGC,
1654 0, 0, width, height, 0, 0 );
1657 case OP_ARGS(PAT,TMP):
1658 if (!pixmaps[TMP] && !fNullBrush)
1659 pixmaps[TMP] = XCreatePixmap( gdi_display, root_window,
1660 width, height, physDevDst->depth );
1662 case OP_ARGS(PAT,DST):
1663 case OP_ARGS(PAT,SRC):
1665 XFillRectangle( gdi_display, pixmaps[OP_DST(*opcode)],
1666 tmpGC, 0, 0, width, height );
1670 XSetFunction( gdi_display, physDevDst->gc, GXcopy );
1671 physDevDst->exposures += BITBLT_PutDstArea( physDevDst, pixmaps[destUsed ? DST : SRC], &dst.visrect );
1672 XFreePixmap( gdi_display, pixmaps[DST] );
1673 if (pixmaps[SRC]) XFreePixmap( gdi_display, pixmaps[SRC] );
1674 if (pixmaps[TMP]) XFreePixmap( gdi_display, pixmaps[TMP] );
1675 XFreeGC( gdi_display, tmpGC );
1676 wine_tsx11_unlock();
1679 if (useSrc && physDevDst != physDevSrc) X11DRV_UnlockDIBSection( physDevSrc, FALSE );
1680 X11DRV_UnlockDIBSection( physDevDst, TRUE );
1685 /***********************************************************************
1688 BOOL CDECL X11DRV_AlphaBlend( X11DRV_PDEVICE *physDevDst, INT xDst, INT yDst, INT widthDst, INT heightDst,
1689 X11DRV_PDEVICE *physDevSrc, INT xSrc, INT ySrc, INT widthSrc, INT heightSrc,
1690 BLENDFUNCTION blendfn )
1692 struct bitblt_coords src, dst;
1696 src.width = widthSrc;
1697 src.height = heightSrc;
1698 src.layout = GetLayout( physDevSrc->hdc );
1701 dst.width = widthDst;
1702 dst.height = heightDst;
1703 dst.layout = GetLayout( physDevDst->hdc );
1705 if (!BITBLT_GetVisRectangles( physDevDst, physDevSrc, &dst, &src )) return TRUE;
1707 TRACE( "format %x alpha %u rectdst=%d,%d %dx%d orgdst=%d,%d visdst=%s rectsrc=%d,%d %dx%d orgsrc=%d,%d vissrc=%s\n",
1708 blendfn.AlphaFormat, blendfn.SourceConstantAlpha, dst.x, dst.y, dst.width, dst.height,
1709 physDevDst->dc_rect.left, physDevDst->dc_rect.top, wine_dbgstr_rect( &dst.visrect ),
1710 src.x, src.y, src.width, src.height,
1711 physDevSrc->dc_rect.left, physDevSrc->dc_rect.top, wine_dbgstr_rect( &src.visrect ) );
1713 if (src.x < 0 || src.y < 0 || src.width < 0 || src.height < 0 ||
1714 src.width > physDevSrc->drawable_rect.right - physDevSrc->drawable_rect.left - src.x ||
1715 src.height > physDevSrc->drawable_rect.bottom - physDevSrc->drawable_rect.top - src.y)
1717 WARN( "Invalid src coords: (%d,%d), size %dx%d\n", src.x, src.y, src.width, src.height );
1718 SetLastError( ERROR_INVALID_PARAMETER );
1722 return XRender_AlphaBlend( physDevDst, physDevSrc, &dst, &src, blendfn );