2 * GDI bit-blit operations
4 * Copyright 1993, 1994 Alexandre Julliard
10 #include <X11/Intrinsic.h>
17 /* #define DEBUG_BITBLT */
21 #define DST 0 /* Destination drawable */
22 #define SRC 1 /* Source drawable */
23 #define TMP 2 /* Temporary drawable */
24 #define PAT 3 /* Pattern (brush) in destination DC */
26 #define OP(src,dst,rop) (OP_ARGS(src,dst) << 4 | (rop))
27 #define OP_ARGS(src,dst) (((src) << 2) | (dst))
29 #define OP_SRC(opcode) ((opcode) >> 6)
30 #define OP_DST(opcode) (((opcode) >> 4) & 3)
31 #define OP_SRCDST(opcode) ((opcode) >> 4)
32 #define OP_ROP(opcode) ((opcode) & 0x0f)
34 #define MAX_OP_LEN 6 /* Longest opcode + 1 for the terminating 0 */
36 static const unsigned char BITBLT_Opcodes
[256][MAX_OP_LEN
] =
38 { OP(PAT
,DST
,GXclear
) }, /* 0x00 0 */
39 { OP(PAT
,SRC
,GXor
), OP(SRC
,DST
,GXnor
) }, /* 0x01 ~(D|(P|S)) */
40 { OP(PAT
,SRC
,GXnor
), OP(SRC
,DST
,GXand
) }, /* 0x02 D&~(P|S) */
41 { OP(PAT
,SRC
,GXnor
) }, /* 0x03 ~(P|S) */
42 { OP(PAT
,DST
,GXnor
), OP(SRC
,DST
,GXand
) }, /* 0x04 S&~(D|P) */
43 { OP(PAT
,DST
,GXnor
) }, /* 0x05 ~(D|P) */
44 { OP(SRC
,DST
,GXequiv
), OP(PAT
,DST
,GXnor
), }, /* 0x06 ~(P|~(D^S)) */
45 { OP(SRC
,DST
,GXand
), OP(PAT
,DST
,GXnor
) }, /* 0x07 ~(P|(D&S)) */
46 { OP(PAT
,DST
,GXandInverted
), OP(SRC
,DST
,GXand
) },/* 0x08 S&D&~P */
47 { OP(SRC
,DST
,GXxor
), OP(PAT
,DST
,GXnor
) }, /* 0x09 ~(P|(D^S)) */
48 { OP(PAT
,DST
,GXandInverted
) }, /* 0x0a D&~P */
49 { OP(SRC
,DST
,GXandReverse
), OP(PAT
,DST
,GXnor
) }, /* 0x0b ~(P|(S&~D)) */
50 { OP(PAT
,SRC
,GXandInverted
) }, /* 0x0c S&~P */
51 { OP(SRC
,DST
,GXandInverted
), OP(PAT
,DST
,GXnor
) },/* 0x0d ~(P|(D&~S)) */
52 { OP(SRC
,DST
,GXnor
), OP(PAT
,DST
,GXnor
) }, /* 0x0e ~(P|~(D|S)) */
53 { OP(PAT
,DST
,GXcopyInverted
) }, /* 0x0f ~P */
54 { OP(SRC
,DST
,GXnor
), OP(PAT
,DST
,GXand
) }, /* 0x10 P&~(S|D) */
55 { OP(SRC
,DST
,GXnor
) }, /* 0x11 ~(D|S) */
56 { OP(PAT
,DST
,GXequiv
), OP(SRC
,DST
,GXnor
) }, /* 0x12 ~(S|~(D^P)) */
57 { OP(PAT
,DST
,GXand
), OP(SRC
,DST
,GXnor
) }, /* 0x13 ~(S|(D&P)) */
58 { OP(PAT
,SRC
,GXequiv
), OP(SRC
,DST
,GXnor
) }, /* 0x14 ~(D|~(P^S)) */
59 { OP(PAT
,SRC
,GXand
), OP(SRC
,DST
,GXnor
) }, /* 0x15 ~(D|(P&S)) */
60 { OP(SRC
,TMP
,GXcopy
), OP(PAT
,TMP
,GXnand
),
61 OP(TMP
,DST
,GXand
), OP(SRC
,DST
,GXxor
),
62 OP(PAT
,DST
,GXxor
) }, /* 0x16 P^S^(D&~(P&S) */
63 { OP(SRC
,TMP
,GXcopy
), OP(SRC
,DST
,GXxor
),
64 OP(PAT
,SRC
,GXxor
), OP(SRC
,DST
,GXand
),
65 OP(TMP
,DST
,GXequiv
) }, /* 0x17 ~S^((S^P)&(S^D))*/
66 { OP(PAT
,SRC
,GXxor
), OP(PAT
,DST
,GXxor
),
67 OP(SRC
,DST
,GXand
) }, /* 0x18 (S^P)&(D^P) */
68 { OP(SRC
,TMP
,GXcopy
), OP(PAT
,TMP
,GXnand
),
69 OP(TMP
,DST
,GXand
), OP(SRC
,DST
,GXequiv
) }, /* 0x19 ~S^(D&~(P&S)) */
70 { OP(PAT
,SRC
,GXand
), OP(SRC
,DST
,GXor
),
71 OP(PAT
,DST
,GXxor
) }, /* 0x1a P^(D|(S&P)) */
72 { OP(SRC
,TMP
,GXcopy
), OP(PAT
,TMP
,GXxor
),
73 OP(TMP
,DST
,GXand
), OP(SRC
,DST
,GXequiv
) }, /* 0x1b ~S^(D&(P^S)) */
74 { OP(PAT
,DST
,GXand
), OP(SRC
,DST
,GXor
),
75 OP(PAT
,DST
,GXxor
) }, /* 0x1c P^(S|(D&P)) */
76 { OP(DST
,TMP
,GXcopy
), OP(PAT
,DST
,GXxor
),
77 OP(SRC
,DST
,GXand
), OP(TMP
,DST
,GXequiv
) }, /* 0x1d ~D^(S&(D^P)) */
78 { OP(SRC
,DST
,GXor
), OP(PAT
,DST
,GXxor
) }, /* 0x1e P^(D|S) */
79 { OP(SRC
,DST
,GXor
), OP(PAT
,DST
,GXnand
) }, /* 0x1f ~(P&(D|S)) */
80 { OP(PAT
,SRC
,GXandReverse
), OP(SRC
,DST
,GXand
) }, /* 0x20 D&(P&~S) */
81 { OP(PAT
,DST
,GXxor
), OP(SRC
,DST
,GXnor
) }, /* 0x21 ~(S|(D^P)) */
82 { OP(SRC
,DST
,GXandInverted
) }, /* 0x22 ~S&D */
83 { OP(PAT
,DST
,GXandReverse
), OP(SRC
,DST
,GXnor
) }, /* 0x23 ~(S|(P&~D)) */
84 { OP(SRC
,DST
,GXxor
), OP(PAT
,SRC
,GXxor
),
85 OP(SRC
,DST
,GXand
) }, /* 0x24 (S^P)&(S^D) */
86 { OP(PAT
,SRC
,GXnand
), OP(SRC
,DST
,GXand
),
87 OP(PAT
,DST
,GXequiv
) }, /* 0x25 ~P^(D&~(S&P)) */
88 { OP(SRC
,TMP
,GXcopy
), OP(PAT
,TMP
,GXand
),
89 OP(TMP
,DST
,GXor
), OP(SRC
,DST
,GXxor
) }, /* 0x26 S^(D|(S&P)) */
90 { OP(SRC
,TMP
,GXcopy
), OP(PAT
,TMP
,GXequiv
),
91 OP(TMP
,DST
,GXor
), OP(SRC
,DST
,GXxor
) }, /* 0x27 S^(D|~(P^S)) */
92 { OP(PAT
,SRC
,GXxor
), OP(SRC
,DST
,GXand
) }, /* 0x28 D&(P^S) */
93 { OP(SRC
,TMP
,GXcopy
), OP(PAT
,TMP
,GXand
),
94 OP(TMP
,DST
,GXor
), OP(SRC
,DST
,GXxor
),
95 OP(PAT
,DST
,GXequiv
) }, /* 0x29 ~P^S^(D|(P&S)) */
96 { OP(PAT
,SRC
,GXnand
), OP(SRC
,DST
,GXand
) }, /* 0x2a D&~(P&S) */
97 { OP(SRC
,TMP
,GXcopy
), OP(PAT
,SRC
,GXxor
),
98 OP(PAT
,DST
,GXxor
), OP(SRC
,DST
,GXand
),
99 OP(TMP
,DST
,GXequiv
) }, /* 0x2b ~S^((P^S)&(P^D))*/
100 { OP(SRC
,DST
,GXor
), OP(PAT
,DST
,GXand
),
101 OP(SRC
,DST
,GXxor
) }, /* 0x2c S^(P&(S|D)) */
102 { OP(SRC
,DST
,GXorReverse
), OP(PAT
,DST
,GXxor
) }, /* 0x2d P^(S|~D) */
103 { OP(PAT
,DST
,GXxor
), OP(SRC
,DST
,GXor
),
104 OP(PAT
,DST
,GXxor
) }, /* 0x2e P^(S|(D^P)) */
105 { OP(SRC
,DST
,GXorReverse
), OP(PAT
,DST
,GXnand
) }, /* 0x2f ~(P&(S|~D)) */
106 { OP(PAT
,SRC
,GXandReverse
) }, /* 0x30 P&~S */
107 { OP(PAT
,DST
,GXandInverted
), OP(SRC
,DST
,GXnor
) },/* 0x31 ~(S|(D&~P)) */
108 { OP(SRC
,DST
,GXor
), OP(PAT
,DST
,GXor
),
109 OP(SRC
,DST
,GXxor
) }, /* 0x32 S^(D|P|S) */
110 { OP(SRC
,DST
,GXcopyInverted
) }, /* 0x33 ~S */
111 { OP(SRC
,DST
,GXand
), OP(PAT
,DST
,GXor
),
112 OP(SRC
,DST
,GXxor
) }, /* 0x34 S^(P|(D&S)) */
113 { OP(SRC
,DST
,GXequiv
), OP(PAT
,DST
,GXor
),
114 OP(SRC
,DST
,GXxor
) }, /* 0x35 S^(P|~(D^S)) */
115 { OP(PAT
,DST
,GXor
), OP(SRC
,DST
,GXxor
) }, /* 0x36 S^(D|P) */
116 { OP(PAT
,DST
,GXor
), OP(SRC
,DST
,GXnand
) }, /* 0x37 ~(S&(D|P)) */
117 { OP(PAT
,DST
,GXor
), OP(SRC
,DST
,GXand
),
118 OP(PAT
,DST
,GXxor
) }, /* 0x38 P^(S&(D|P)) */
119 { OP(PAT
,DST
,GXorReverse
), OP(SRC
,DST
,GXxor
) }, /* 0x39 S^(P|~D) */
120 { OP(SRC
,DST
,GXxor
), OP(PAT
,DST
,GXor
),
121 OP(SRC
,DST
,GXxor
) }, /* 0x3a S^(P|(D^S)) */
122 { OP(PAT
,DST
,GXorReverse
), OP(SRC
,DST
,GXnand
) }, /* 0x3b ~(S&(P|~D)) */
123 { OP(PAT
,SRC
,GXxor
) }, /* 0x3c P^S */
124 { OP(SRC
,DST
,GXnor
), OP(PAT
,DST
,GXor
),
125 OP(SRC
,DST
,GXxor
) }, /* 0x3d S^(P|~(D|S)) */
126 { OP(SRC
,DST
,GXandInverted
), OP(PAT
,DST
,GXor
),
127 OP(SRC
,DST
,GXxor
) }, /* 0x3e S^(P|(D&~S)) */
128 { OP(PAT
,SRC
,GXnand
) }, /* 0x3f ~(P&S) */
129 { OP(SRC
,DST
,GXandReverse
), OP(PAT
,DST
,GXand
) }, /* 0x40 P&S&~D */
130 { OP(PAT
,SRC
,GXxor
), OP(SRC
,DST
,GXnor
) }, /* 0x41 ~(D|(P^S)) */
131 { OP(DST
,SRC
,GXxor
), OP(PAT
,DST
,GXxor
),
132 OP(SRC
,DST
,GXand
) }, /* 0x42 (S^D)&(P^D) */
133 { OP(SRC
,DST
,GXnand
), OP(PAT
,DST
,GXand
),
134 OP(SRC
,DST
,GXequiv
) }, /* 0x43 ~S^(P&~(D&S)) */
135 { OP(SRC
,DST
,GXandReverse
) }, /* 0x44 S&~D */
136 { OP(PAT
,SRC
,GXandReverse
), OP(SRC
,DST
,GXnor
) }, /* 0x45 ~(D|(P&~S)) */
137 { OP(DST
,TMP
,GXcopy
), OP(PAT
,DST
,GXand
),
138 OP(SRC
,DST
,GXor
), OP(TMP
,DST
,GXxor
) }, /* 0x46 D^(S|(P&D)) */
139 { OP(PAT
,DST
,GXxor
), OP(SRC
,DST
,GXand
),
140 OP(PAT
,DST
,GXequiv
) }, /* 0x47 ~P^(S&(D^P)) */
141 { OP(PAT
,DST
,GXxor
), OP(SRC
,DST
,GXand
) }, /* 0x48 S&(P^D) */
142 { OP(DST
,TMP
,GXcopy
), OP(PAT
,DST
,GXand
),
143 OP(SRC
,DST
,GXor
), OP(TMP
,DST
,GXxor
),
144 OP(PAT
,DST
,GXequiv
) }, /* 0x49 ~P^D^(S|(P&D)) */
145 { OP(DST
,SRC
,GXor
), OP(PAT
,SRC
,GXand
),
146 OP(SRC
,DST
,GXxor
) }, /* 0x4a D^(P&(S|D)) */
147 { OP(SRC
,DST
,GXorInverted
), OP(PAT
,DST
,GXxor
) }, /* 0x4b P^(D|~S) */
148 { OP(PAT
,DST
,GXnand
), OP(SRC
,DST
,GXand
) }, /* 0x4c S&~(D&P) */
149 { OP(SRC
,TMP
,GXcopy
), OP(SRC
,DST
,GXxor
),
150 OP(PAT
,SRC
,GXxor
), OP(SRC
,DST
,GXor
),
151 OP(TMP
,DST
,GXequiv
) }, /* 0x4d ~S^((S^P)|(S^D))*/
152 { OP(PAT
,SRC
,GXxor
), OP(SRC
,DST
,GXor
),
153 OP(PAT
,DST
,GXxor
) }, /* 0x4e P^(D|(S^P)) */
154 { OP(SRC
,DST
,GXorInverted
), OP(PAT
,DST
,GXnand
) },/* 0x4f ~(P&(D|~S)) */
155 { OP(PAT
,DST
,GXandReverse
) }, /* 0x50 P&~D */
156 { OP(PAT
,SRC
,GXandInverted
), OP(SRC
,DST
,GXnor
) },/* 0x51 ~(D|(S&~P)) */
157 { OP(DST
,SRC
,GXand
), OP(PAT
,SRC
,GXor
),
158 OP(SRC
,DST
,GXxor
) }, /* 0x52 D^(P|(S&D)) */
159 { OP(SRC
,DST
,GXxor
), OP(PAT
,DST
,GXand
),
160 OP(SRC
,DST
,GXequiv
) }, /* 0x53 ~S^(P&(D^S)) */
161 { OP(PAT
,SRC
,GXnor
), OP(SRC
,DST
,GXnor
) }, /* 0x54 ~(D|~(P|S)) */
162 { OP(PAT
,DST
,GXinvert
) }, /* 0x55 ~D */
163 { OP(PAT
,SRC
,GXor
), OP(SRC
,DST
,GXxor
) }, /* 0x56 D^(P|S) */
164 { OP(PAT
,SRC
,GXor
), OP(SRC
,DST
,GXnand
) }, /* 0x57 ~(D&(P|S)) */
165 { OP(PAT
,SRC
,GXor
), OP(SRC
,DST
,GXand
),
166 OP(PAT
,DST
,GXxor
) }, /* 0x58 P^(D&(P|S)) */
167 { OP(PAT
,SRC
,GXorReverse
), OP(SRC
,DST
,GXxor
) }, /* 0x59 D^(P|~S) */
168 { OP(PAT
,DST
,GXxor
) }, /* 0x5a D^P */
169 { OP(DST
,SRC
,GXnor
), OP(PAT
,SRC
,GXor
),
170 OP(SRC
,DST
,GXxor
) }, /* 0x5b D^(P|~(S|D)) */
171 { OP(DST
,SRC
,GXxor
), OP(PAT
,SRC
,GXor
),
172 OP(SRC
,DST
,GXxor
) }, /* 0x5c D^(P|(S^D)) */
173 { OP(PAT
,SRC
,GXorReverse
), OP(SRC
,DST
,GXnand
) }, /* 0x5d ~(D&(P|~S)) */
174 { OP(DST
,SRC
,GXandInverted
), OP(PAT
,SRC
,GXor
),
175 OP(SRC
,DST
,GXxor
) }, /* 0x5e D^(P|(S&~D)) */
176 { OP(PAT
,DST
,GXnand
) }, /* 0x5f ~(D&P) */
177 { OP(SRC
,DST
,GXxor
), OP(PAT
,DST
,GXand
) }, /* 0x60 P&(D^S) */
178 { OP(DST
,TMP
,GXcopy
), OP(SRC
,DST
,GXand
),
179 OP(PAT
,DST
,GXor
), OP(SRC
,DST
,GXxor
),
180 OP(TMP
,DST
,GXequiv
) }, /* 0x61 ~D^S^(P|(D&S)) */
181 { OP(DST
,TMP
,GXcopy
), OP(PAT
,DST
,GXor
),
182 OP(SRC
,DST
,GXand
), OP(TMP
,DST
,GXxor
) }, /* 0x62 D^(S&(P|D)) */
183 { OP(PAT
,DST
,GXorInverted
), OP(SRC
,DST
,GXxor
) }, /* 0x63 S^(D|~P) */
184 { OP(SRC
,TMP
,GXcopy
), OP(PAT
,SRC
,GXor
),
185 OP(SRC
,DST
,GXand
), OP(TMP
,DST
,GXxor
) }, /* 0x64 S^(D&(P|S)) */
186 { OP(PAT
,SRC
,GXorInverted
), OP(SRC
,DST
,GXxor
) }, /* 0x65 D^(S|~P) */
187 { OP(SRC
,DST
,GXxor
) }, /* 0x66 S^D */
188 { OP(SRC
,TMP
,GXcopy
), OP(PAT
,SRC
,GXnor
),
189 OP(SRC
,DST
,GXor
), OP(TMP
,DST
,GXxor
) }, /* 0x67 S^(D|~(S|P) */
190 { OP(DST
,TMP
,GXcopy
), OP(SRC
,DST
,GXnor
),
191 OP(PAT
,DST
,GXor
), OP(SRC
,DST
,GXxor
),
192 OP(TMP
,DST
,GXequiv
) }, /* 0x68 ~D^S^(P|~(D|S))*/
193 { OP(SRC
,DST
,GXxor
), OP(PAT
,DST
,GXequiv
) }, /* 0x69 ~P^(D^S) */
194 { OP(PAT
,SRC
,GXand
), OP(SRC
,DST
,GXxor
) }, /* 0x6a D^(P&S) */
195 { OP(SRC
,TMP
,GXcopy
), OP(PAT
,SRC
,GXor
),
196 OP(SRC
,DST
,GXand
), OP(TMP
,DST
,GXxor
),
197 OP(PAT
,DST
,GXequiv
) }, /* 0x6b ~P^S^(D&(P|S)) */
198 { OP(PAT
,DST
,GXand
), OP(SRC
,DST
,GXxor
) }, /* 0x6c S^(D&P) */
199 { OP(DST
,TMP
,GXcopy
), OP(PAT
,DST
,GXor
),
200 OP(SRC
,DST
,GXand
), OP(TMP
,DST
,GXxor
),
201 OP(PAT
,DST
,GXequiv
) }, /* 0x6d ~P^D^(S&(P|D)) */
202 { OP(SRC
,TMP
,GXcopy
), OP(PAT
,SRC
,GXorReverse
),
203 OP(SRC
,DST
,GXand
), OP(TMP
,DST
,GXxor
) }, /* 0x6e S^(D&(P|~S)) */
204 { OP(SRC
,DST
,GXequiv
), OP(PAT
,DST
,GXnand
) }, /* 0x6f ~(P&~(S^D)) */
205 { OP(SRC
,DST
,GXnand
), OP(PAT
,DST
,GXand
) }, /* 0x70 P&~(D&S) */
206 { OP(SRC
,TMP
,GXcopy
), OP(DST
,SRC
,GXxor
),
207 OP(PAT
,DST
,GXxor
), OP(SRC
,DST
,GXand
),
208 OP(TMP
,DST
,GXequiv
) }, /* 0x71 ~S^((S^D)&(P^D))*/
209 { OP(SRC
,TMP
,GXcopy
), OP(PAT
,SRC
,GXxor
),
210 OP(SRC
,DST
,GXor
), OP(TMP
,DST
,GXxor
) }, /* 0x72 S^(D|(P^S)) */
211 { OP(PAT
,DST
,GXorInverted
), OP(SRC
,DST
,GXnand
) },/* 0x73 ~(S&(D|~P)) */
212 { OP(DST
,TMP
,GXcopy
), OP(PAT
,DST
,GXxor
),
213 OP(SRC
,DST
,GXor
), OP(TMP
,DST
,GXxor
) }, /* 0x74 D^(S|(P^D)) */
214 { OP(PAT
,SRC
,GXorInverted
), OP(SRC
,DST
,GXnand
) },/* 0x75 ~(D&(S|~P)) */
215 { OP(SRC
,TMP
,GXcopy
), OP(PAT
,SRC
,GXandReverse
),
216 OP(SRC
,DST
,GXor
), OP(TMP
,DST
,GXxor
) }, /* 0x76 S^(D|(P&~S)) */
217 { OP(SRC
,DST
,GXnand
) }, /* 0x77 ~(S&D) */
218 { OP(SRC
,DST
,GXand
), OP(PAT
,DST
,GXxor
) }, /* 0x78 P^(D&S) */
219 { OP(DST
,TMP
,GXcopy
), OP(SRC
,DST
,GXor
),
220 OP(PAT
,DST
,GXand
), OP(SRC
,DST
,GXxor
),
221 OP(TMP
,DST
,GXequiv
) }, /* 0x79 ~D^S^(P&(D|S)) */
222 { OP(DST
,SRC
,GXorInverted
), OP(PAT
,SRC
,GXand
),
223 OP(SRC
,DST
,GXxor
) }, /* 0x7a D^(P&(S|~D)) */
224 { OP(PAT
,DST
,GXequiv
), OP(SRC
,DST
,GXnand
) }, /* 0x7b ~(S&~(D^P)) */
225 { OP(SRC
,DST
,GXorInverted
), OP(PAT
,DST
,GXand
),
226 OP(SRC
,DST
,GXxor
) }, /* 0x7c S^(P&(D|~S)) */
227 { OP(PAT
,SRC
,GXequiv
), OP(SRC
,DST
,GXnand
) }, /* 0x7d ~(D&~(P^S)) */
228 { OP(SRC
,DST
,GXxor
), OP(PAT
,SRC
,GXxor
),
229 OP(SRC
,DST
,GXor
) }, /* 0x7e (S^P)|(S^D) */
230 { OP(PAT
,SRC
,GXand
), OP(SRC
,DST
,GXnand
) }, /* 0x7f ~(D&P&S) */
231 { OP(PAT
,SRC
,GXand
), OP(SRC
,DST
,GXand
) }, /* 0x80 D&P&S */
232 { OP(SRC
,DST
,GXxor
), OP(PAT
,SRC
,GXxor
),
233 OP(SRC
,DST
,GXnor
) }, /* 0x81 ~((S^P)|(S^D)) */
234 { OP(PAT
,SRC
,GXequiv
), OP(SRC
,DST
,GXand
) }, /* 0x82 D&~(P^S) */
235 { OP(SRC
,DST
,GXorInverted
), OP(PAT
,DST
,GXand
),
236 OP(SRC
,DST
,GXequiv
) }, /* 0x83 ~S^(P&(D|~S)) */
237 { OP(PAT
,DST
,GXequiv
), OP(SRC
,DST
,GXand
) }, /* 0x84 S&~(D^P) */
238 { OP(PAT
,SRC
,GXorInverted
), OP(SRC
,DST
,GXand
),
239 OP(PAT
,DST
,GXequiv
) }, /* 0x85 ~P^(D&(S|~P)) */
240 { OP(DST
,TMP
,GXcopy
), OP(SRC
,DST
,GXor
),
241 OP(PAT
,DST
,GXand
), OP(SRC
,DST
,GXxor
),
242 OP(TMP
,DST
,GXxor
) }, /* 0x86 D^S^(P&(D|S)) */
243 { OP(SRC
,DST
,GXand
), OP(PAT
,DST
,GXequiv
) }, /* 0x87 ~P^(D&S) */
244 { OP(SRC
,DST
,GXand
) }, /* 0x88 S&D */
245 { OP(SRC
,TMP
,GXcopy
), OP(PAT
,SRC
,GXandReverse
),
246 OP(SRC
,DST
,GXor
), OP(TMP
,DST
,GXequiv
) }, /* 0x89 ~S^(D|(P&~S)) */
247 { OP(PAT
,SRC
,GXorInverted
), OP(SRC
,DST
,GXand
) }, /* 0x8a D&(S|~P) */
248 { OP(DST
,TMP
,GXcopy
), OP(PAT
,DST
,GXxor
),
249 OP(SRC
,DST
,GXor
), OP(TMP
,DST
,GXequiv
) }, /* 0x8b ~D^(S|(P^D)) */
250 { OP(PAT
,DST
,GXorInverted
), OP(SRC
,DST
,GXand
) }, /* 0x8c S&(D|~P) */
251 { OP(SRC
,TMP
,GXcopy
), OP(PAT
,SRC
,GXxor
),
252 OP(SRC
,DST
,GXor
), OP(TMP
,DST
,GXequiv
) }, /* 0x8d ~S^(D|(P^S)) */
253 { OP(SRC
,TMP
,GXcopy
), OP(DST
,SRC
,GXxor
),
254 OP(PAT
,DST
,GXxor
), OP(SRC
,DST
,GXand
),
255 OP(TMP
,DST
,GXxor
) }, /* 0x8e S^((S^D)&(P^D))*/
256 { OP(SRC
,DST
,GXnand
), OP(PAT
,DST
,GXnand
) }, /* 0x8f ~(P&~(D&S)) */
257 { OP(SRC
,DST
,GXequiv
), OP(PAT
,DST
,GXand
) }, /* 0x90 P&~(D^S) */
258 { OP(SRC
,TMP
,GXcopy
), OP(PAT
,SRC
,GXorReverse
),
259 OP(SRC
,DST
,GXand
), OP(TMP
,DST
,GXequiv
) }, /* 0x91 ~S^(D&(P|~S)) */
260 { OP(DST
,TMP
,GXcopy
), OP(PAT
,DST
,GXor
),
261 OP(SRC
,DST
,GXand
), OP(PAT
,DST
,GXxor
),
262 OP(TMP
,DST
,GXxor
) }, /* 0x92 D^P^(S&(D|P)) */
263 { OP(PAT
,DST
,GXand
), OP(SRC
,DST
,GXequiv
) }, /* 0x93 ~S^(P&D) */
264 { OP(SRC
,TMP
,GXcopy
), OP(PAT
,SRC
,GXor
),
265 OP(SRC
,DST
,GXand
), OP(PAT
,DST
,GXxor
),
266 OP(TMP
,DST
,GXxor
) }, /* 0x94 S^P^(D&(P|S)) */
267 { OP(PAT
,SRC
,GXand
), OP(SRC
,DST
,GXequiv
) }, /* 0x95 ~D^(P&S) */
268 { OP(PAT
,SRC
,GXxor
), OP(SRC
,DST
,GXxor
) }, /* 0x96 D^P^S */
269 { OP(SRC
,TMP
,GXcopy
), OP(PAT
,SRC
,GXnor
),
270 OP(SRC
,DST
,GXor
), OP(PAT
,DST
,GXxor
),
271 OP(TMP
,DST
,GXxor
) }, /* 0x97 S^P^(D|~(P|S)) */
272 { OP(SRC
,TMP
,GXcopy
), OP(PAT
,SRC
,GXnor
),
273 OP(SRC
,DST
,GXor
), OP(TMP
,DST
,GXequiv
) }, /* 0x98 ~S^(D|~(P|S)) */
274 { OP(SRC
,DST
,GXequiv
) }, /* 0x99 ~S^D */
275 { OP(PAT
,SRC
,GXandReverse
), OP(SRC
,DST
,GXxor
) }, /* 0x9a D^(P&~S) */
276 { OP(SRC
,TMP
,GXcopy
), OP(PAT
,SRC
,GXor
),
277 OP(SRC
,DST
,GXand
), OP(TMP
,DST
,GXequiv
) }, /* 0x9b ~S^(D&(P|S)) */
278 { OP(PAT
,DST
,GXandReverse
), OP(SRC
,DST
,GXxor
) }, /* 0x9c S^(P&~D) */
279 { OP(DST
,TMP
,GXcopy
), OP(PAT
,DST
,GXor
),
280 OP(SRC
,DST
,GXand
), OP(TMP
,DST
,GXequiv
) }, /* 0x9d ~D^(S&(P|D)) */
281 { OP(DST
,TMP
,GXcopy
), OP(SRC
,DST
,GXand
),
282 OP(PAT
,DST
,GXor
), OP(SRC
,DST
,GXxor
),
283 OP(TMP
,DST
,GXxor
) }, /* 0x9e D^S^(P|(D&S)) */
284 { OP(SRC
,DST
,GXxor
), OP(PAT
,DST
,GXnand
) }, /* 0x9f ~(P&(D^S)) */
285 { OP(PAT
,DST
,GXand
) }, /* 0xa0 D&P */
286 { OP(PAT
,SRC
,GXandInverted
), OP(SRC
,DST
,GXor
),
287 OP(PAT
,DST
,GXequiv
) }, /* 0xa1 ~P^(D|(S&~P)) */
288 { OP(PAT
,SRC
,GXorReverse
), OP(SRC
,DST
,GXand
) }, /* 0xa2 D&(P|~S) */
289 { OP(DST
,SRC
,GXxor
), OP(PAT
,SRC
,GXor
),
290 OP(SRC
,DST
,GXequiv
) }, /* 0xa3 ~D^(P|(S^D)) */
291 { OP(PAT
,SRC
,GXnor
), OP(SRC
,DST
,GXor
),
292 OP(PAT
,DST
,GXequiv
) }, /* 0xa4 ~P^(D|~(S|P)) */
293 { OP(PAT
,DST
,GXequiv
) }, /* 0xa5 ~P^D */
294 { OP(PAT
,SRC
,GXandInverted
), OP(SRC
,DST
,GXxor
) },/* 0xa6 D^(S&~P) */
295 { OP(PAT
,SRC
,GXor
), OP(SRC
,DST
,GXand
),
296 OP(PAT
,DST
,GXequiv
) }, /* 0xa7 ~P^(D&(S|P)) */
297 { OP(PAT
,SRC
,GXor
), OP(SRC
,DST
,GXand
) }, /* 0xa8 D&(P|S) */
298 { OP(PAT
,SRC
,GXor
), OP(SRC
,DST
,GXequiv
) }, /* 0xa9 ~D^(P|S) */
299 { OP(SRC
,DST
,GXnoop
) }, /* 0xaa D */
300 { OP(PAT
,SRC
,GXnor
), OP(SRC
,DST
,GXor
) }, /* 0xab D|~(P|S) */
301 { OP(SRC
,DST
,GXxor
), OP(PAT
,DST
,GXand
),
302 OP(SRC
,DST
,GXxor
) }, /* 0xac S^(P&(D^S)) */
303 { OP(DST
,SRC
,GXand
), OP(PAT
,SRC
,GXor
),
304 OP(SRC
,DST
,GXequiv
) }, /* 0xad ~D^(P|(S&D)) */
305 { OP(PAT
,SRC
,GXandInverted
), OP(SRC
,DST
,GXor
) }, /* 0xae D|(S&~P) */
306 { OP(PAT
,DST
,GXorInverted
) }, /* 0xaf D|~P */
307 { OP(SRC
,DST
,GXorInverted
), OP(PAT
,DST
,GXand
) }, /* 0xb0 P&(D|~S) */
308 { OP(PAT
,SRC
,GXxor
), OP(SRC
,DST
,GXor
),
309 OP(PAT
,DST
,GXequiv
) }, /* 0xb1 ~P^(D|(S^P)) */
310 { OP(SRC
,TMP
,GXcopy
), OP(SRC
,DST
,GXxor
),
311 OP(PAT
,SRC
,GXxor
), OP(SRC
,DST
,GXor
),
312 OP(TMP
,DST
,GXxor
) }, /* 0xb2 S^((S^P)|(S^D))*/
313 { OP(PAT
,DST
,GXnand
), OP(SRC
,DST
,GXnand
) }, /* 0xb3 ~(S&~(D&P)) */
314 { OP(SRC
,DST
,GXandReverse
), OP(PAT
,DST
,GXxor
) }, /* 0xb4 P^(S&~D) */
315 { OP(DST
,SRC
,GXor
), OP(PAT
,SRC
,GXand
),
316 OP(SRC
,DST
,GXequiv
) }, /* 0xb5 ~D^(P&(S|D)) */
317 { OP(DST
,TMP
,GXcopy
), OP(PAT
,DST
,GXand
),
318 OP(SRC
,DST
,GXor
), OP(PAT
,DST
,GXxor
),
319 OP(TMP
,DST
,GXxor
) }, /* 0xb6 D^P^(S|(D&P)) */
320 { OP(PAT
,DST
,GXxor
), OP(SRC
,DST
,GXnand
) }, /* 0xb7 ~(S&(D^P)) */
321 { OP(PAT
,DST
,GXxor
), OP(SRC
,DST
,GXand
),
322 OP(PAT
,DST
,GXxor
) }, /* 0xb8 P^(S&(D^P)) */
323 { OP(DST
,TMP
,GXcopy
), OP(PAT
,DST
,GXand
),
324 OP(SRC
,DST
,GXor
), OP(TMP
,DST
,GXequiv
) }, /* 0xb9 ~D^(S|(P&D)) */
325 { OP(PAT
,SRC
,GXandReverse
), OP(SRC
,DST
,GXor
) }, /* 0xba D|(P&~S) */
326 { OP(SRC
,DST
,GXorInverted
) }, /* 0xbb ~S|D */
327 { OP(SRC
,DST
,GXnand
), OP(PAT
,DST
,GXand
),
328 OP(SRC
,DST
,GXxor
) }, /* 0xbc S^(P&~(D&S)) */
329 { OP(DST
,SRC
,GXxor
), OP(PAT
,DST
,GXxor
),
330 OP(SRC
,DST
,GXnand
) }, /* 0xbd ~((S^D)&(P^D)) */
331 { OP(PAT
,SRC
,GXxor
), OP(SRC
,DST
,GXor
) }, /* 0xbe D|(P^S) */
332 { OP(PAT
,SRC
,GXnand
), OP(SRC
,DST
,GXor
) }, /* 0xbf D|~(P&S) */
333 { OP(PAT
,SRC
,GXand
) }, /* 0xc0 P&S */
334 { OP(SRC
,DST
,GXandInverted
), OP(PAT
,DST
,GXor
),
335 OP(SRC
,DST
,GXequiv
) }, /* 0xc1 ~S^(P|(D&~S)) */
336 { OP(SRC
,DST
,GXnor
), OP(PAT
,DST
,GXor
),
337 OP(SRC
,DST
,GXequiv
) }, /* 0xc2 ~S^(P|~(D|S)) */
338 { OP(PAT
,SRC
,GXequiv
) }, /* 0xc3 ~P^S */
339 { OP(PAT
,DST
,GXorReverse
), OP(SRC
,DST
,GXand
) }, /* 0xc4 S&(P|~D) */
340 { OP(SRC
,DST
,GXxor
), OP(PAT
,DST
,GXor
),
341 OP(SRC
,DST
,GXequiv
) }, /* 0xc5 ~S^(P|(D^S)) */
342 { OP(PAT
,DST
,GXandInverted
), OP(SRC
,DST
,GXxor
) },/* 0xc6 S^(D&~P) */
343 { OP(PAT
,DST
,GXor
), OP(SRC
,DST
,GXand
),
344 OP(PAT
,DST
,GXequiv
) }, /* 0xc7 ~P^(S&(D|P)) */
345 { OP(PAT
,DST
,GXor
), OP(SRC
,DST
,GXand
) }, /* 0xc8 S&(D|P) */
346 { OP(PAT
,DST
,GXor
), OP(SRC
,DST
,GXequiv
) }, /* 0xc9 ~S^(P|D) */
347 { OP(DST
,SRC
,GXxor
), OP(PAT
,SRC
,GXand
),
348 OP(SRC
,DST
,GXxor
) }, /* 0xca D^(P&(S^D)) */
349 { OP(SRC
,DST
,GXand
), OP(PAT
,DST
,GXor
),
350 OP(SRC
,DST
,GXequiv
) }, /* 0xcb ~S^(P|(D&S)) */
351 { OP(SRC
,DST
,GXcopy
) }, /* 0xcc S */
352 { OP(PAT
,DST
,GXnor
), OP(SRC
,DST
,GXor
) }, /* 0xcd S|~(D|P) */
353 { OP(PAT
,DST
,GXandInverted
), OP(SRC
,DST
,GXor
) }, /* 0xce S|(D&~P) */
354 { OP(PAT
,SRC
,GXorInverted
) }, /* 0xcf S|~P */
355 { OP(SRC
,DST
,GXorReverse
), OP(PAT
,DST
,GXand
) }, /* 0xd0 P&(S|~D) */
356 { OP(PAT
,DST
,GXxor
), OP(SRC
,DST
,GXor
),
357 OP(PAT
,DST
,GXequiv
) }, /* 0xd1 ~P^(S|(D^P)) */
358 { OP(SRC
,DST
,GXandInverted
), OP(PAT
,DST
,GXxor
) },/* 0xd2 P^(D&~S) */
359 { OP(SRC
,DST
,GXor
), OP(PAT
,DST
,GXand
),
360 OP(SRC
,DST
,GXequiv
) }, /* 0xd3 ~S^(P&(D|S)) */
361 { OP(SRC
,TMP
,GXcopy
), OP(PAT
,SRC
,GXxor
),
362 OP(PAT
,DST
,GXxor
), OP(SRC
,DST
,GXand
),
363 OP(TMP
,DST
,GXxor
) }, /* 0xd4 S^((S^P)&(D^P))*/
364 { OP(PAT
,SRC
,GXnand
), OP(SRC
,DST
,GXnand
) }, /* 0xd5 ~(D&~(P&S)) */
365 { OP(SRC
,TMP
,GXcopy
), OP(PAT
,SRC
,GXand
),
366 OP(SRC
,DST
,GXor
), OP(PAT
,DST
,GXxor
),
367 OP(TMP
,DST
,GXxor
) }, /* 0xd6 S^P^(D|(P&S)) */
368 { OP(PAT
,SRC
,GXxor
), OP(SRC
,DST
,GXnand
) }, /* 0xd7 ~(D&(P^S)) */
369 { OP(PAT
,SRC
,GXxor
), OP(SRC
,DST
,GXand
),
370 OP(PAT
,DST
,GXxor
) }, /* 0xd8 P^(D&(S^P)) */
371 { OP(SRC
,TMP
,GXcopy
), OP(PAT
,SRC
,GXand
),
372 OP(SRC
,DST
,GXor
), OP(TMP
,DST
,GXequiv
) }, /* 0xd9 ~S^(D|(P&S)) */
373 { OP(DST
,SRC
,GXnand
), OP(PAT
,SRC
,GXand
),
374 OP(SRC
,DST
,GXxor
) }, /* 0xda D^(P&~(S&D)) */
375 { OP(SRC
,DST
,GXxor
), OP(PAT
,SRC
,GXxor
),
376 OP(SRC
,DST
,GXnand
) }, /* 0xdb ~((S^P)&(S^D)) */
377 { OP(PAT
,DST
,GXandReverse
), OP(SRC
,DST
,GXor
) }, /* 0xdc S|(P&~D) */
378 { OP(SRC
,DST
,GXorReverse
) }, /* 0xdd S|~D */
379 { OP(PAT
,DST
,GXxor
), OP(SRC
,DST
,GXor
) }, /* 0xde S|(D^P) */
380 { OP(PAT
,DST
,GXnand
), OP(SRC
,DST
,GXor
) }, /* 0xdf S|~(D&P) */
381 { OP(SRC
,DST
,GXor
), OP(PAT
,DST
,GXand
) }, /* 0xe0 P&(D|S) */
382 { OP(SRC
,DST
,GXor
), OP(PAT
,DST
,GXequiv
) }, /* 0xe1 ~P^(D|S) */
383 { OP(DST
,TMP
,GXcopy
), OP(PAT
,DST
,GXxor
),
384 OP(SRC
,DST
,GXand
), OP(TMP
,DST
,GXxor
) }, /* 0xe2 D^(S&(P^D)) */
385 { OP(PAT
,DST
,GXand
), OP(SRC
,DST
,GXor
),
386 OP(PAT
,DST
,GXequiv
) }, /* 0xe3 ~P^(S|(D&P)) */
387 { OP(SRC
,TMP
,GXcopy
), OP(PAT
,SRC
,GXxor
),
388 OP(SRC
,DST
,GXand
), OP(TMP
,DST
,GXxor
) }, /* 0xe4 S^(D&(P^S)) */
389 { OP(PAT
,SRC
,GXand
), OP(SRC
,DST
,GXor
),
390 OP(PAT
,DST
,GXequiv
) }, /* 0xe5 ~P^(D|(S&P)) */
391 { OP(SRC
,TMP
,GXcopy
), OP(PAT
,SRC
,GXnand
),
392 OP(SRC
,DST
,GXand
), OP(TMP
,DST
,GXxor
) }, /* 0xe6 S^(D&~(P&S)) */
393 { OP(PAT
,SRC
,GXxor
), OP(PAT
,DST
,GXxor
),
394 OP(SRC
,DST
,GXnand
) }, /* 0xe7 ~((S^P)&(D^P)) */
395 { OP(SRC
,TMP
,GXcopy
), OP(SRC
,DST
,GXxor
),
396 OP(PAT
,SRC
,GXxor
), OP(SRC
,DST
,GXand
),
397 OP(TMP
,DST
,GXxor
) }, /* 0xe8 S^((S^P)&(S^D))*/
398 { OP(DST
,TMP
,GXcopy
), OP(SRC
,DST
,GXnand
),
399 OP(PAT
,DST
,GXand
), OP(SRC
,DST
,GXxor
),
400 OP(TMP
,DST
,GXequiv
) }, /* 0xe9 ~D^S^(P&~(S&D))*/
401 { OP(PAT
,SRC
,GXand
), OP(SRC
,DST
,GXor
) }, /* 0xea D|(P&S) */
402 { OP(PAT
,SRC
,GXequiv
), OP(SRC
,DST
,GXor
) }, /* 0xeb D|~(P^S) */
403 { OP(PAT
,DST
,GXand
), OP(SRC
,DST
,GXor
) }, /* 0xec S|(D&P) */
404 { OP(PAT
,DST
,GXequiv
), OP(SRC
,DST
,GXor
) }, /* 0xed S|~(D^P) */
405 { OP(SRC
,DST
,GXor
) }, /* 0xee S|D */
406 { OP(PAT
,DST
,GXorInverted
), OP(SRC
,DST
,GXor
) }, /* 0xef S|D|~P */
407 { OP(PAT
,DST
,GXcopy
) }, /* 0xf0 P */
408 { OP(SRC
,DST
,GXnor
), OP(PAT
,DST
,GXor
) }, /* 0xf1 P|~(D|S) */
409 { OP(SRC
,DST
,GXandInverted
), OP(PAT
,DST
,GXor
) }, /* 0xf2 P|(D&~S) */
410 { OP(PAT
,SRC
,GXorReverse
) }, /* 0xf3 P|~S */
411 { OP(SRC
,DST
,GXandReverse
), OP(PAT
,DST
,GXor
) }, /* 0xf4 P|(S&~D) */
412 { OP(PAT
,DST
,GXorReverse
) }, /* 0xf5 P|~D */
413 { OP(SRC
,DST
,GXxor
), OP(PAT
,DST
,GXor
) }, /* 0xf6 P|(D^S) */
414 { OP(SRC
,DST
,GXnand
), OP(PAT
,DST
,GXor
) }, /* 0xf7 P|~(S&D) */
415 { OP(SRC
,DST
,GXand
), OP(PAT
,DST
,GXor
) }, /* 0xf8 P|(D&S) */
416 { OP(SRC
,DST
,GXequiv
), OP(PAT
,DST
,GXor
) }, /* 0xf9 P|~(D^S) */
417 { OP(PAT
,DST
,GXor
) }, /* 0xfa D|P */
418 { OP(PAT
,SRC
,GXorReverse
), OP(SRC
,DST
,GXor
) }, /* 0xfb D|P|~S */
419 { OP(PAT
,SRC
,GXor
) }, /* 0xfc P|S */
420 { OP(SRC
,DST
,GXorReverse
), OP(PAT
,DST
,GXor
) }, /* 0xfd P|S|~D */
421 { OP(SRC
,DST
,GXor
), OP(PAT
,DST
,GXor
) }, /* 0xfe P|D|S */
422 { OP(PAT
,DST
,GXset
) } /* 0xff 1 */
426 #ifdef BITBLT_TEST /* Opcodes test */
428 static int do_bitop( int s
, int d
, int rop
)
433 case GXclear
: res
= 0; break;
434 case GXand
: res
= s
& d
; break;
435 case GXandReverse
: res
= s
& ~d
; break;
436 case GXcopy
: res
= s
; break;
437 case GXandInverted
: res
= ~s
& d
; break;
438 case GXnoop
: res
= d
; break;
439 case GXxor
: res
= s
^ d
; break;
440 case GXor
: res
= s
| d
; break;
441 case GXnor
: res
= ~(s
| d
); break;
442 case GXequiv
: res
= ~s
^ d
; break;
443 case GXinvert
: res
= ~d
; break;
444 case GXorReverse
: res
= s
| ~d
; break;
445 case GXcopyInverted
: res
= ~s
; break;
446 case GXorInverted
: res
= ~s
| d
; break;
447 case GXnand
: res
= ~(s
& d
); break;
448 case GXset
: res
= 1; break;
455 int rop
, i
, res
, src
, dst
, pat
, tmp
, dstUsed
;
458 for (rop
= 0; rop
< 256; rop
++)
461 for (i
= 0; i
< 8; i
++)
466 for (opcode
= BITBLT_Opcodes
[rop
]; *opcode
; opcode
++)
470 case OP_ARGS(DST
,TMP
):
471 tmp
= do_bitop( dst
, tmp
, *opcode
& 0xf );
473 case OP_ARGS(DST
,SRC
):
474 src
= do_bitop( dst
, src
, *opcode
& 0xf );
476 case OP_ARGS(SRC
,TMP
):
477 tmp
= do_bitop( src
, tmp
, *opcode
& 0xf );
479 case OP_ARGS(SRC
,DST
):
480 dst
= do_bitop( src
, dst
, *opcode
& 0xf );
483 case OP_ARGS(PAT
,TMP
):
484 tmp
= do_bitop( pat
, tmp
, *opcode
& 0xf );
486 case OP_ARGS(PAT
,DST
):
487 dst
= do_bitop( pat
, dst
, *opcode
& 0xf );
490 case OP_ARGS(PAT
,SRC
):
491 src
= do_bitop( pat
, src
, *opcode
& 0xf );
493 case OP_ARGS(TMP
,DST
):
494 dst
= do_bitop( tmp
, dst
, *opcode
& 0xf );
497 case OP_ARGS(TMP
,SRC
):
498 src
= do_bitop( tmp
, src
, *opcode
& 0xf );
501 printf( "Invalid opcode %x\n", *opcode
);
504 if (!dstUsed
) dst
= src
;
505 if (dst
) res
|= 1 << i
;
507 if (res
!= rop
) printf( "%02x: ERROR, res=%02x\n", rop
, res
);
511 #endif /* BITBLT_TEST */
514 /***********************************************************************
517 * Stretch a row of pixels. Helper function for BITBLT_StretchImage.
519 static void BITBLT_StretchRow( int *rowSrc
, int *rowDst
,
520 short startDst
, short widthDst
,
521 int xinc
, WORD mode
)
523 register int xsrc
= xinc
* startDst
;
527 case STRETCH_ANDSCANS
:
528 for(; widthDst
> 0; widthDst
--, xsrc
+= xinc
)
529 *rowDst
++ &= rowSrc
[xsrc
>> 16];
531 case STRETCH_ORSCANS
:
532 for(; widthDst
> 0; widthDst
--, xsrc
+= xinc
)
533 *rowDst
++ |= rowSrc
[xsrc
>> 16];
535 case STRETCH_DELETESCANS
:
536 for(; widthDst
> 0; widthDst
--, xsrc
+= xinc
)
537 *rowDst
++ = rowSrc
[xsrc
>> 16];
543 /***********************************************************************
546 * Shrink a row of pixels. Helper function for BITBLT_StretchImage.
548 static void BITBLT_ShrinkRow( int *rowSrc
, int *rowDst
,
549 short startSrc
, short widthSrc
,
550 int xinc
, WORD mode
)
552 register int xdst
= xinc
* startSrc
;
556 case STRETCH_ORSCANS
:
557 for(; widthSrc
> 0; widthSrc
--, xdst
+= xinc
)
558 rowDst
[xdst
>> 16] |= *rowSrc
++;
560 case STRETCH_ANDSCANS
:
561 for(; widthSrc
> 0; widthSrc
--, xdst
+= xinc
)
562 rowDst
[xdst
>> 16] &= *rowSrc
++;
564 case STRETCH_DELETESCANS
:
565 for(; widthSrc
> 0; widthSrc
--, xdst
+= xinc
)
566 rowDst
[xdst
>> 16] = *rowSrc
++;
572 /***********************************************************************
575 * Retrieve a row from an image. Helper function for BITBLT_StretchImage.
577 static void BITBLT_GetRow( XImage
*image
, int *pdata
, short row
,
578 short start
, short width
, short depthDst
,
579 int fg
, int bg
, BOOL swap
)
583 pdata
+= swap
? start
+width
-1 : start
;
584 if (image
->depth
== depthDst
)
586 if (COLOR_PixelToPalette
&& (depthDst
!= 1))
587 if (swap
) for (i
= 0; i
< width
; i
++)
588 *pdata
-- = COLOR_PixelToPalette
[XGetPixel( image
, i
, row
)];
589 else for (i
= 0; i
< width
; i
++)
590 *pdata
++ = COLOR_PixelToPalette
[XGetPixel( image
, i
, row
)];
592 if (swap
) for (i
= 0; i
< width
; i
++)
593 *pdata
-- = XGetPixel( image
, i
, row
);
594 else for (i
= 0; i
< width
; i
++)
595 *pdata
++ = XGetPixel( image
, i
, row
);
599 if (image
->depth
== 1)
600 if (swap
) for (i
= 0; i
< width
; i
++)
601 *pdata
-- = XGetPixel( image
, i
, row
) ? bg
: fg
;
602 else for (i
= 0; i
< width
; i
++)
603 *pdata
++ = XGetPixel( image
, i
, row
) ? bg
: fg
;
605 if (swap
) for (i
= 0; i
< width
; i
++)
606 *pdata
-- = (XGetPixel( image
, i
, row
) == bg
) ? 1 : 0;
607 else for (i
= 0; i
< width
; i
++)
608 *pdata
++ = (XGetPixel( image
, i
, row
) == bg
) ? 1 : 0;
613 /***********************************************************************
614 * BITBLT_StretchImage
616 * Stretch an X image.
618 static void BITBLT_StretchImage( XImage
*srcImage
, XImage
*dstImage
,
619 short widthSrc
, short heightSrc
,
620 short widthDst
, short heightDst
,
621 RECT
*visRectSrc
, RECT
*visRectDst
,
622 int foreground
, int background
, WORD mode
)
624 int *rowSrc
, *rowDst
, *pixel
;
625 int xinc
, yinc
, ysrc
, ydst
;
627 BOOL hstretch
, vstretch
, hswap
, vswap
;
629 hswap
= ((int)widthSrc
* widthDst
) < 0;
630 vswap
= ((int)heightSrc
* heightDst
) < 0;
631 widthSrc
= abs(widthSrc
);
632 heightSrc
= abs(heightSrc
);
633 widthDst
= abs(widthDst
);
634 heightDst
= abs(heightDst
);
636 dprintf_bitblt( stddeb
, "BITBLT_StretchImage: %dx%d -> %dx%d (mode=%d,h=%d,v=%d)\n",
637 widthSrc
, heightSrc
, widthDst
, heightDst
, mode
, hswap
, vswap
);
639 if (!(rowSrc
= (int *)malloc( (widthSrc
+widthDst
)*sizeof(int) ))) return;
640 rowDst
= rowSrc
+ widthSrc
;
642 /* When stretching, all modes are the same, and DELETESCANS is faster */
643 if ((widthSrc
< widthDst
) && (heightSrc
< heightDst
))
644 mode
= STRETCH_DELETESCANS
;
646 if (mode
!= STRETCH_DELETESCANS
)
647 memset( rowDst
, (mode
== STRETCH_ANDSCANS
) ? 0xff : 0x00,
648 widthDst
*sizeof(int) );
650 hstretch
= ((widthSrc
< widthDst
) || (mode
== STRETCH_DELETESCANS
));
651 vstretch
= ((heightSrc
< heightDst
) || (mode
== STRETCH_DELETESCANS
));
652 xinc
= hstretch
? ((int)widthSrc
<< 16) / widthDst
:
653 ((int)widthDst
<< 16) / widthSrc
;
657 yinc
= ((int)heightSrc
<< 16) / heightDst
;
658 ydst
= visRectDst
->top
;
663 yinc
= ((int)heightDst
<< 16) / heightSrc
;
664 ysrc
= visRectSrc
->top
;
668 while(vstretch
? (ydst
< visRectDst
->bottom
) : (ysrc
< visRectSrc
->bottom
))
670 /* Retrieve a source row */
671 BITBLT_GetRow( srcImage
, rowSrc
, vstretch
? ysrc
>> 16 : ysrc
,
672 visRectSrc
->left
, visRectSrc
->right
- visRectSrc
->left
,
673 dstImage
->depth
, foreground
, background
, hswap
);
675 /* Stretch or shrink it */
677 BITBLT_StretchRow( rowSrc
, rowDst
, visRectDst
->left
,
678 visRectDst
->right
-visRectDst
->left
, xinc
, mode
);
679 else BITBLT_ShrinkRow( rowSrc
, rowDst
, visRectSrc
->left
,
680 visRectSrc
->right
-visRectSrc
->left
, xinc
, mode
);
682 /* When shrinking, merge several source rows into the destination */
685 if (mode
== STRETCH_DELETESCANS
)
687 /* Simply skip the overlapping rows */
688 while (((ydst
+ yinc
) >> 16 == ydst
>> 16) &&
689 (ysrc
< visRectSrc
->bottom
-1))
695 else if (((ydst
+ yinc
) >> 16 == ydst
>> 16) &&
696 (ysrc
< visRectSrc
->bottom
-1))
700 continue; /* Restart loop for next overlapping row */
704 /* Store the destination row */
706 pixel
= rowDst
+ visRectDst
->right
- 1;
708 y
= visRectDst
->bottom
- (vstretch
? ydst
: ydst
>> 16);
710 y
= (vstretch
? ydst
: ydst
>> 16) - visRectDst
->top
;
711 for (x
= visRectDst
->right
-visRectDst
->left
-1; x
>= 0; x
--)
712 XPutPixel( dstImage
, x
, y
, *pixel
-- );
713 if (mode
!= STRETCH_DELETESCANS
)
714 memset( rowDst
, (mode
== STRETCH_ANDSCANS
) ? 0xff : 0x00,
715 widthDst
*sizeof(int) );
717 /* If stretching, make copies of the destination row */
721 char *pdata
= dstImage
->data
+ dstImage
->bytes_per_line
* y
;
722 while (((ysrc
+ yinc
) >> 16 == ysrc
>> 16) &&
723 (ydst
< visRectDst
->bottom
-1))
727 memcpy( pdata
- dstImage
->bytes_per_line
, pdata
,
728 dstImage
->bytes_per_line
);
729 pdata
-= dstImage
->bytes_per_line
;
733 memcpy( pdata
+ dstImage
->bytes_per_line
, pdata
,
734 dstImage
->bytes_per_line
);
735 pdata
+= dstImage
->bytes_per_line
;
754 /***********************************************************************
755 * BITBLT_GetSrcAreaStretch
757 * Retrieve an area from the source DC, stretching and mapping all the
758 * pixels to Windows colors.
760 static void BITBLT_GetSrcAreaStretch( DC
*dcSrc
, DC
*dcDst
,
761 Pixmap pixmap
, GC gc
,
762 short xSrc
, short ySrc
,
763 short widthSrc
, short heightSrc
,
764 short xDst
, short yDst
,
765 short widthDst
, short heightDst
,
766 RECT
*visRectSrc
, RECT
*visRectDst
)
768 XImage
*imageSrc
, *imageDst
;
770 RECT rectSrc
= *visRectSrc
;
771 RECT rectDst
= *visRectDst
;
772 OffsetRect( &rectSrc
, -xSrc
, -ySrc
);
773 OffsetRect( &rectDst
, -xDst
, -yDst
);
774 imageSrc
= XGetImage( display
, dcSrc
->u
.x
.drawable
,
775 visRectSrc
->left
, visRectSrc
->top
,
776 visRectSrc
->right
- visRectSrc
->left
,
777 visRectSrc
->bottom
- visRectSrc
->top
,
778 AllPlanes
, ZPixmap
);
779 XCREATEIMAGE( imageDst
, rectDst
.right
- rectDst
.left
,
780 rectDst
.bottom
- rectDst
.top
, dcDst
->w
.bitsPerPixel
);
781 BITBLT_StretchImage( imageSrc
, imageDst
, widthSrc
, heightSrc
,
782 widthDst
, heightDst
, &rectSrc
, &rectDst
,
783 dcDst
->w
.textPixel
, dcDst
->w
.bitsPerPixel
!= 1 ?
784 dcDst
->w
.backgroundPixel
: dcSrc
->w
.backgroundPixel
,
785 dcDst
->w
.stretchBltMode
);
786 XPutImage( display
, pixmap
, gc
, imageDst
, 0, 0, 0, 0,
787 rectDst
.right
- rectDst
.left
, rectDst
.bottom
- rectDst
.top
);
788 XDestroyImage( imageSrc
);
789 XDestroyImage( imageDst
);
793 /***********************************************************************
796 * Retrieve an area from the source DC, mapping all the
797 * pixels to Windows colors.
799 static void BITBLT_GetSrcArea( DC
*dcSrc
, DC
*dcDst
, Pixmap pixmap
, GC gc
,
800 short xSrc
, short ySrc
,
803 XImage
*imageSrc
, *imageDst
;
805 short width
= visRectSrc
->right
- visRectSrc
->left
;
806 short height
= visRectSrc
->bottom
- visRectSrc
->top
;
808 if (dcSrc
->w
.bitsPerPixel
== dcDst
->w
.bitsPerPixel
)
810 if (!COLOR_PixelToPalette
||
811 (dcDst
->w
.bitsPerPixel
== 1)) /* monochrome -> monochrome */
813 XCopyArea( display
, dcSrc
->u
.x
.drawable
, pixmap
, gc
,
814 visRectSrc
->left
, visRectSrc
->top
, width
, height
, 0, 0);
816 else /* color -> color */
818 imageSrc
= XGetImage( display
, dcSrc
->u
.x
.drawable
,
819 visRectSrc
->left
, visRectSrc
->top
,
820 width
, height
, AllPlanes
, ZPixmap
);
821 for (y
= 0; y
< height
; y
++)
822 for (x
= 0; x
< width
; x
++)
823 XPutPixel(imageSrc
, x
, y
,
824 COLOR_PixelToPalette
[XGetPixel(imageSrc
, x
, y
)]);
825 XPutImage( display
, pixmap
, gc
, imageSrc
,
826 0, 0, 0, 0, width
, height
);
827 XDestroyImage( imageSrc
);
832 if (dcSrc
->w
.bitsPerPixel
== 1) /* monochrome -> color */
834 if (COLOR_PixelToPalette
)
836 XSetBackground( display
, gc
,
837 COLOR_PixelToPalette
[dcDst
->w
.textPixel
] );
838 XSetForeground( display
, gc
,
839 COLOR_PixelToPalette
[dcDst
->w
.backgroundPixel
]);
843 XSetBackground( display
, gc
, dcDst
->w
.textPixel
);
844 XSetForeground( display
, gc
, dcDst
->w
.backgroundPixel
);
846 XCopyPlane( display
, dcSrc
->u
.x
.drawable
, pixmap
, gc
,
847 visRectSrc
->left
, visRectSrc
->top
,
848 width
, height
, 0, 0, 1 );
850 else /* color -> monochrome */
852 imageSrc
= XGetImage( display
, dcSrc
->u
.x
.drawable
,
853 visRectSrc
->left
, visRectSrc
->top
,
854 width
, height
, AllPlanes
, ZPixmap
);
855 XCREATEIMAGE( imageDst
, width
, height
, dcDst
->w
.bitsPerPixel
);
856 for (y
= 0; y
< height
; y
++)
857 for (x
= 0; x
< width
; x
++)
858 XPutPixel(imageDst
, x
, y
, (XGetPixel(imageSrc
,x
,y
) ==
859 dcSrc
->w
.backgroundPixel
) );
860 XPutImage( display
, pixmap
, gc
, imageDst
,
861 0, 0, 0, 0, width
, height
);
862 XDestroyImage( imageSrc
);
863 XDestroyImage( imageDst
);
869 /***********************************************************************
872 * Retrieve an area from the destination DC, mapping all the
873 * pixels to Windows colors.
875 static void BITBLT_GetDstArea( DC
*dc
, Pixmap pixmap
, GC gc
, RECT
*visRectDst
)
877 short width
= visRectDst
->right
- visRectDst
->left
;
878 short height
= visRectDst
->bottom
- visRectDst
->top
;
880 if (!COLOR_PixelToPalette
|| (dc
->w
.bitsPerPixel
== 1))
882 XCopyArea( display
, dc
->u
.x
.drawable
, pixmap
, gc
,
883 visRectDst
->left
, visRectDst
->top
, width
, height
, 0, 0 );
888 XImage
*image
= XGetImage( display
, dc
->u
.x
.drawable
,
889 visRectDst
->left
, visRectDst
->top
,
890 width
, height
, AllPlanes
, ZPixmap
);
891 for (y
= 0; y
< height
; y
++)
892 for (x
= 0; x
< width
; x
++)
893 XPutPixel( image
, x
, y
,
894 COLOR_PixelToPalette
[XGetPixel( image
, x
, y
)]);
895 XPutImage( display
, pixmap
, gc
, image
, 0, 0, 0, 0, width
, height
);
900 /***********************************************************************
903 * Put an area back into the destination DC, mapping the pixel
904 * colors to X pixels.
906 static void BITBLT_PutDstArea( DC
*dc
, Pixmap pixmap
, GC gc
, RECT
*visRectDst
)
908 short width
= visRectDst
->right
- visRectDst
->left
;
909 short height
= visRectDst
->bottom
- visRectDst
->top
;
911 if (!COLOR_PaletteToPixel
)
913 XCopyArea( display
, pixmap
, dc
->u
.x
.drawable
, gc
, 0, 0,
914 width
, height
, visRectDst
->left
, visRectDst
->top
);
919 XImage
*image
= XGetImage( display
, pixmap
, 0, 0, width
, height
,
920 AllPlanes
, ZPixmap
);
921 for (y
= 0; y
< height
; y
++)
922 for (x
= 0; x
< width
; x
++)
924 XPutPixel( image
, x
, y
,
925 COLOR_PaletteToPixel
[XGetPixel( image
, x
, y
)]);
927 XPutImage( display
, dc
->u
.x
.drawable
, gc
, image
, 0, 0,
928 visRectDst
->left
, visRectDst
->top
, width
, height
);
929 XDestroyImage( image
);
934 /***********************************************************************
935 * BITBLT_GetVisRectangles
937 * Get the source and destination visible rectangles for StretchBlt().
938 * Return FALSE if one of the rectangles is empty.
940 static BOOL
BITBLT_GetVisRectangles( DC
*dcDst
, short xDst
, short yDst
,
941 short widthDst
, short heightDst
,
942 DC
*dcSrc
, short xSrc
, short ySrc
,
943 short widthSrc
, short heightSrc
,
944 RECT
*visRectSrc
, RECT
*visRectDst
)
946 RECT tmpRect
, clipRect
;
948 if (widthSrc
< 0) { widthSrc
= -widthSrc
; xSrc
-= widthSrc
; }
949 if (widthDst
< 0) { widthDst
= -widthDst
; xDst
-= widthDst
; }
950 if (heightSrc
< 0) { heightSrc
= -heightSrc
; ySrc
-= heightSrc
; }
951 if (heightDst
< 0) { heightDst
= -heightDst
; yDst
-= heightDst
; }
953 /* Get the destination visible rectangle */
955 SetRect( &tmpRect
, xDst
, yDst
, xDst
+ widthDst
, yDst
+ heightDst
);
956 GetRgnBox( dcDst
->w
.hGCClipRgn
, &clipRect
);
957 OffsetRect( &clipRect
, dcDst
->w
.DCOrgX
, dcDst
->w
.DCOrgY
);
958 if (!IntersectRect( visRectDst
, &tmpRect
, &clipRect
)) return FALSE
;
960 /* Get the source visible rectangle */
962 if (!dcSrc
) return TRUE
;
963 SetRect( &tmpRect
, xSrc
, ySrc
, xSrc
+ widthSrc
, ySrc
+ heightSrc
);
964 GetRgnBox( dcSrc
->w
.hGCClipRgn
, &clipRect
);
965 OffsetRect( &clipRect
, dcSrc
->w
.DCOrgX
, dcSrc
->w
.DCOrgY
);
966 if (!IntersectRect( visRectSrc
, &tmpRect
, &clipRect
)) return FALSE
;
968 /* Intersect the rectangles */
970 if ((widthSrc
== widthDst
) && (heightSrc
== heightDst
)) /* no stretching */
972 OffsetRect( visRectSrc
, xDst
- xSrc
, yDst
- ySrc
);
973 if (!IntersectRect( &tmpRect
, visRectSrc
, visRectDst
)) return FALSE
;
974 *visRectSrc
= *visRectDst
= tmpRect
;
975 OffsetRect( visRectSrc
, xSrc
- xDst
, ySrc
- yDst
);
977 else /* stretching */
979 visRectSrc
->left
= xDst
+ (visRectSrc
->left
-xSrc
)*widthDst
/widthSrc
;
980 visRectSrc
->top
= yDst
+ (visRectSrc
->top
-ySrc
)*heightDst
/heightSrc
;
981 visRectSrc
->right
= xDst
+
982 ((visRectSrc
->right
-xSrc
) * widthDst
+ widthSrc
-1) / widthSrc
;
983 visRectSrc
->bottom
= yDst
+
984 ((visRectSrc
->bottom
-ySrc
) * heightDst
+ heightSrc
-1) / heightSrc
;
985 if (!IntersectRect( &tmpRect
, visRectSrc
, visRectDst
)) return FALSE
;
986 *visRectSrc
= *visRectDst
= tmpRect
;
987 visRectSrc
->left
= xSrc
+ (visRectSrc
->left
-xDst
)*widthSrc
/widthDst
;
988 visRectSrc
->top
= ySrc
+ (visRectSrc
->top
-yDst
)*heightSrc
/heightDst
;
989 visRectSrc
->right
= xSrc
+
990 ((visRectSrc
->right
-xDst
) * widthSrc
+ widthDst
-1) / widthDst
;
991 visRectSrc
->bottom
= ySrc
+
992 ((visRectSrc
->bottom
-yDst
) * heightSrc
+ heightDst
-1) / heightDst
;
993 if (IsRectEmpty( visRectSrc
)) return FALSE
;
999 /***********************************************************************
1000 * BITBLT_InternalStretchBlt
1002 * Implementation of PatBlt(), BitBlt() and StretchBlt().
1004 BOOL
BITBLT_InternalStretchBlt( DC
*dcDst
, short xDst
, short yDst
,
1005 short widthDst
, short heightDst
,
1006 DC
*dcSrc
, short xSrc
, short ySrc
,
1007 short widthSrc
, short heightSrc
, DWORD rop
)
1009 BOOL usePat
, useSrc
, useDst
, destUsed
, fStretch
, fNullBrush
;
1010 RECT visRectDst
, visRectSrc
;
1011 short width
, height
;
1013 Pixmap pixmaps
[3] = { 0, 0, 0 }; /* pixmaps for DST, SRC, TMP */
1016 usePat
= (((rop
>> 4) & 0x0f0000) != (rop
& 0x0f0000));
1017 useSrc
= (((rop
>> 2) & 0x330000) != (rop
& 0x330000));
1018 useDst
= (((rop
>> 1) & 0x550000) != (rop
& 0x550000));
1019 if (!dcSrc
&& useSrc
) return FALSE
;
1021 /* Map the coordinates to device coords */
1023 xDst
= dcDst
->w
.DCOrgX
+ XLPTODP( dcDst
, xDst
);
1024 yDst
= dcDst
->w
.DCOrgY
+ YLPTODP( dcDst
, yDst
);
1025 widthDst
= widthDst
* dcDst
->w
.VportExtX
/ dcDst
->w
.WndExtX
;
1026 heightDst
= heightDst
* dcDst
->w
.VportExtY
/ dcDst
->w
.WndExtY
;
1029 xSrc
= dcSrc
->w
.DCOrgX
+ XLPTODP( dcSrc
, xSrc
);
1030 ySrc
= dcSrc
->w
.DCOrgY
+ YLPTODP( dcSrc
, ySrc
);
1031 widthSrc
= widthSrc
* dcSrc
->w
.VportExtX
/ dcSrc
->w
.WndExtX
;
1032 heightSrc
= heightSrc
* dcSrc
->w
.VportExtY
/ dcSrc
->w
.WndExtY
;
1033 fStretch
= (widthSrc
!= widthDst
) || (heightSrc
!= heightDst
);
1034 if (!BITBLT_GetVisRectangles( dcDst
, xDst
, yDst
, widthDst
, heightDst
,
1035 dcSrc
, xSrc
, ySrc
, widthSrc
, heightSrc
,
1036 &visRectSrc
, &visRectDst
))
1042 if (!BITBLT_GetVisRectangles( dcDst
, xDst
, yDst
, widthDst
, heightDst
,
1043 NULL
, 0, 0, 0, 0, NULL
, &visRectDst
))
1047 width
= visRectDst
.right
- visRectDst
.left
;
1048 height
= visRectDst
.bottom
- visRectDst
.top
;
1050 if (!fStretch
) switch(rop
) /* A few optimisations */
1052 case BLACKNESS
: /* 0x00 */
1053 if ((dcDst
->w
.bitsPerPixel
== 1) || !COLOR_PaletteToPixel
)
1054 XSetFunction( display
, dcDst
->u
.x
.gc
, GXclear
);
1057 XSetFunction( display
, dcDst
->u
.x
.gc
, GXcopy
);
1058 XSetForeground( display
, dcDst
->u
.x
.gc
, COLOR_PaletteToPixel
[0] );
1059 XSetFillStyle( display
, dcDst
->u
.x
.gc
, FillSolid
);
1061 XFillRectangle( display
, dcDst
->u
.x
.drawable
, dcDst
->u
.x
.gc
,
1062 visRectDst
.left
, visRectDst
.top
, width
, height
);
1065 case PATINVERT
: /* 0x5a */
1066 /* FIXME: This is not really correct, but for now PATINVERT is */
1067 /* used to draw the window moving frame, so it has to be fast. */
1068 if (!DC_SetupGCForBrush( dcDst
)) return TRUE
;
1069 XSetFunction( display
, dcDst
->u
.x
.gc
, GXxor
);
1070 XFillRectangle( display
, dcDst
->u
.x
.drawable
, dcDst
->u
.x
.gc
,
1071 visRectDst
.left
, visRectDst
.top
, width
, height
);
1074 case SRCCOPY
: /* 0xcc */
1075 if (dcSrc
->w
.bitsPerPixel
== dcDst
->w
.bitsPerPixel
)
1077 XSetFunction( display
, dcDst
->u
.x
.gc
, GXcopy
);
1078 XCopyArea( display
, dcSrc
->u
.x
.drawable
,
1079 dcDst
->u
.x
.drawable
, dcDst
->u
.x
.gc
,
1080 visRectSrc
.left
, visRectSrc
.top
,
1081 width
, height
, visRectDst
.left
, visRectDst
.top
);
1084 if (dcSrc
->w
.bitsPerPixel
== 1)
1086 XSetBackground( display
, dcDst
->u
.x
.gc
, dcDst
->w
.textPixel
);
1087 XSetForeground( display
, dcDst
->u
.x
.gc
, dcDst
->w
.backgroundPixel
);
1088 XSetFunction( display
, dcDst
->u
.x
.gc
, GXcopy
);
1089 XCopyPlane( display
, dcSrc
->u
.x
.drawable
,
1090 dcDst
->u
.x
.drawable
, dcDst
->u
.x
.gc
,
1091 visRectSrc
.left
, visRectSrc
.top
,
1092 width
, height
, visRectDst
.left
, visRectDst
.top
, 1 );
1097 case PATCOPY
: /* 0xf0 */
1098 if (!DC_SetupGCForBrush( dcDst
)) return TRUE
;
1099 XSetFunction( display
, dcDst
->u
.x
.gc
, GXcopy
);
1100 XFillRectangle( display
, dcDst
->u
.x
.drawable
, dcDst
->u
.x
.gc
,
1101 visRectDst
.left
, visRectDst
.top
, width
, height
);
1104 case WHITENESS
: /* 0xff */
1105 if ((dcDst
->w
.bitsPerPixel
== 1) || !COLOR_PaletteToPixel
)
1106 XSetFunction( display
, dcDst
->u
.x
.gc
, GXset
);
1109 XSetFunction( display
, dcDst
->u
.x
.gc
, GXcopy
);
1110 XSetForeground( display
, dcDst
->u
.x
.gc
,
1111 COLOR_PaletteToPixel
[COLOR_ColormapSize
-1] );
1112 XSetFillStyle( display
, dcDst
->u
.x
.gc
, FillSolid
);
1114 XFillRectangle( display
, dcDst
->u
.x
.drawable
, dcDst
->u
.x
.gc
,
1115 visRectDst
.left
, visRectDst
.top
, width
, height
);
1119 tmpGC
= XCreateGC( display
, dcDst
->u
.x
.drawable
, 0, NULL
);
1120 pixmaps
[DST
] = XCreatePixmap( display
, rootWindow
, width
, height
,
1121 dcDst
->w
.bitsPerPixel
);
1124 pixmaps
[SRC
] = XCreatePixmap( display
, rootWindow
, width
, height
,
1125 dcDst
->w
.bitsPerPixel
);
1127 BITBLT_GetSrcAreaStretch( dcSrc
, dcDst
, pixmaps
[SRC
], tmpGC
,
1128 xSrc
, ySrc
, widthSrc
, heightSrc
,
1129 xDst
, yDst
, widthDst
, heightDst
,
1130 &visRectSrc
, &visRectDst
);
1132 BITBLT_GetSrcArea( dcSrc
, dcDst
, pixmaps
[SRC
], tmpGC
,
1133 xSrc
, ySrc
, &visRectSrc
);
1135 if (useDst
) BITBLT_GetDstArea( dcDst
, pixmaps
[DST
], tmpGC
, &visRectDst
);
1136 if (usePat
) fNullBrush
= !DC_SetupGCForPatBlt( dcDst
, tmpGC
, TRUE
);
1137 else fNullBrush
= FALSE
;
1140 for (opcode
= BITBLT_Opcodes
[(rop
>> 16) & 0xff]; *opcode
; opcode
++)
1142 if (OP_DST(*opcode
) == DST
) destUsed
= TRUE
;
1143 XSetFunction( display
, tmpGC
, OP_ROP(*opcode
) );
1144 switch(OP_SRCDST(*opcode
))
1146 case OP_ARGS(DST
,TMP
):
1147 case OP_ARGS(SRC
,TMP
):
1149 pixmaps
[TMP
] = XCreatePixmap( display
, rootWindow
,
1151 dcDst
->w
.bitsPerPixel
);
1153 case OP_ARGS(DST
,SRC
):
1154 case OP_ARGS(SRC
,DST
):
1155 case OP_ARGS(TMP
,SRC
):
1156 case OP_ARGS(TMP
,DST
):
1157 XCopyArea( display
, pixmaps
[OP_SRC(*opcode
)],
1158 pixmaps
[OP_DST(*opcode
)], tmpGC
,
1159 0, 0, width
, height
, 0, 0 );
1162 case OP_ARGS(PAT
,TMP
):
1163 if (!pixmaps
[TMP
] && !fNullBrush
)
1164 pixmaps
[TMP
] = XCreatePixmap( display
, rootWindow
,
1166 dcDst
->w
.bitsPerPixel
);
1168 case OP_ARGS(PAT
,DST
):
1169 case OP_ARGS(PAT
,SRC
):
1171 XFillRectangle( display
, pixmaps
[OP_DST(*opcode
)],
1172 tmpGC
, 0, 0, width
, height
);
1176 XSetFunction( display
, dcDst
->u
.x
.gc
, GXcopy
);
1177 BITBLT_PutDstArea( dcDst
, pixmaps
[destUsed
? DST
: SRC
],
1178 dcDst
->u
.x
.gc
, &visRectDst
);
1179 XFreePixmap( display
, pixmaps
[DST
] );
1180 if (pixmaps
[SRC
]) XFreePixmap( display
, pixmaps
[SRC
] );
1181 if (pixmaps
[TMP
]) XFreePixmap( display
, pixmaps
[TMP
] );
1182 XFreeGC( display
, tmpGC
);
1187 /***********************************************************************
1190 BOOL
PatBlt( HDC hdc
, short left
, short top
,
1191 short width
, short height
, DWORD rop
)
1193 DC
* dc
= (DC
*) GDI_GetObjPtr( hdc
, DC_MAGIC
);
1196 dc
= (DC
*)GDI_GetObjPtr(hdc
, METAFILE_DC_MAGIC
);
1197 if (!dc
) return FALSE
;
1198 MF_MetaParam6(dc
, META_PATBLT
, left
, top
, width
, height
,
1199 HIWORD(rop
), LOWORD(rop
));
1203 dprintf_bitblt(stddeb
, "PatBlt: %d %d,%d %dx%d %06lx\n",
1204 hdc
, left
, top
, width
, height
, rop
);
1206 return BITBLT_InternalStretchBlt( dc
, left
, top
, width
, height
,
1207 NULL
, 0, 0, 0, 0, rop
);
1211 /***********************************************************************
1214 BOOL
BitBlt( HDC hdcDst
, short xDst
, short yDst
, short width
, short height
,
1215 HDC hdcSrc
, short xSrc
, short ySrc
, DWORD rop
)
1219 if (!(dcDst
= (DC
*)GDI_GetObjPtr( hdcDst
, DC_MAGIC
)))
1221 dcDst
= (DC
*)GDI_GetObjPtr( hdcDst
, METAFILE_DC_MAGIC
);
1222 if (!dcDst
) return FALSE
;
1223 return MF_BitBlt( dcDst
, xDst
, yDst
, width
, height
,
1224 hdcSrc
, xSrc
, ySrc
, rop
);
1226 dcSrc
= (DC
*) GDI_GetObjPtr( hdcSrc
, DC_MAGIC
);
1228 dprintf_bitblt(stddeb
,
1229 "BitBlt: %04x %d,%d %d bpp -> %04x %d,%d %dx%dx%d rop=%06lx\n",
1230 hdcSrc
, xSrc
, ySrc
, dcSrc
? dcSrc
->w
.bitsPerPixel
: 0,
1231 hdcDst
, xDst
, yDst
, width
, height
, dcDst
->w
.bitsPerPixel
, rop
);
1232 dprintf_bitblt(stddeb
," src org=%d,%d dst org=%d,%d\n",
1233 dcSrc
->w
.DCOrgX
, dcSrc
->w
.DCOrgY
, dcDst
->w
.DCOrgX
, dcDst
->w
.DCOrgY
);
1234 return BITBLT_InternalStretchBlt( dcDst
, xDst
, yDst
, width
, height
,
1235 dcSrc
, xSrc
, ySrc
, width
, height
, rop
);
1239 /***********************************************************************
1240 * StretchBlt (GDI.35)
1242 BOOL
StretchBlt( HDC hdcDst
, short xDst
, short yDst
,
1243 short widthDst
, short heightDst
,
1244 HDC hdcSrc
, short xSrc
, short ySrc
,
1245 short widthSrc
, short heightSrc
, DWORD rop
)
1249 if (!(dcDst
= (DC
*) GDI_GetObjPtr( hdcDst
, DC_MAGIC
)))
1251 if (!(dcDst
= (DC
*)GDI_GetObjPtr( hdcDst
, METAFILE_DC_MAGIC
)))
1253 return MF_StretchBlt( dcDst
, xDst
, yDst
, widthDst
, heightDst
,
1254 hdcSrc
, xSrc
, ySrc
, widthSrc
, heightSrc
, rop
);
1257 dcSrc
= (DC
*) GDI_GetObjPtr( hdcSrc
, DC_MAGIC
);
1258 dprintf_bitblt(stddeb
,
1259 "StretchBlt: %04x %d,%d %dx%dx%d -> %04x %d,%d %dx%dx%d rop=%06lx\n",
1260 hdcSrc
, xSrc
, ySrc
, widthSrc
, heightSrc
,
1261 dcSrc
? dcSrc
->w
.bitsPerPixel
: 0, hdcDst
, xDst
, yDst
,
1262 widthDst
, heightDst
, dcDst
->w
.bitsPerPixel
, rop
);
1264 return BITBLT_InternalStretchBlt( dcDst
, xDst
, yDst
, widthDst
, heightDst
,
1265 dcSrc
, xSrc
, ySrc
, widthSrc
, heightSrc
,