| /* |
| * GDI bit-blit operations |
| * |
| * Copyright 1993, 1994 Alexandre Julliard |
| * |
| * This library is free software; you can redistribute it and/or |
| * modify it under the terms of the GNU Lesser General Public |
| * License as published by the Free Software Foundation; either |
| * version 2.1 of the License, or (at your option) any later version. |
| * |
| * This library is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| * Lesser General Public License for more details. |
| * |
| * You should have received a copy of the GNU Lesser General Public |
| * License along with this library; if not, write to the Free Software |
| * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
| */ |
| |
| #include "config.h" |
| |
| #include <X11/Intrinsic.h> |
| |
| #include "ts_xlib.h" |
| |
| #include <assert.h> |
| #include <stdio.h> |
| #include <stdlib.h> |
| #include "winbase.h" |
| #include "wingdi.h" |
| #include "winreg.h" |
| #include "winuser.h" |
| #include "bitmap.h" |
| #include "gdi.h" |
| #include "x11drv.h" |
| #include "wine/debug.h" |
| |
| WINE_DEFAULT_DEBUG_CHANNEL(bitblt); |
| |
| |
| #define DST 0 /* Destination drawable */ |
| #define SRC 1 /* Source drawable */ |
| #define TMP 2 /* Temporary drawable */ |
| #define PAT 3 /* Pattern (brush) in destination DC */ |
| |
| #define OP(src,dst,rop) (OP_ARGS(src,dst) << 4 | (rop)) |
| #define OP_ARGS(src,dst) (((src) << 2) | (dst)) |
| |
| #define OP_SRC(opcode) ((opcode) >> 6) |
| #define OP_DST(opcode) (((opcode) >> 4) & 3) |
| #define OP_SRCDST(opcode) ((opcode) >> 4) |
| #define OP_ROP(opcode) ((opcode) & 0x0f) |
| |
| #define MAX_OP_LEN 6 /* Longest opcode + 1 for the terminating 0 */ |
| |
| #define SWAP_INT32(i1,i2) \ |
| do { INT __t = *(i1); *(i1) = *(i2); *(i2) = __t; } while(0) |
| |
| static const unsigned char BITBLT_Opcodes[256][MAX_OP_LEN] = |
| { |
| { OP(PAT,DST,GXclear) }, /* 0x00 0 */ |
| { OP(PAT,SRC,GXor), OP(SRC,DST,GXnor) }, /* 0x01 ~(D|(P|S)) */ |
| { OP(PAT,SRC,GXnor), OP(SRC,DST,GXand) }, /* 0x02 D&~(P|S) */ |
| { OP(PAT,SRC,GXnor) }, /* 0x03 ~(P|S) */ |
| { OP(PAT,DST,GXnor), OP(SRC,DST,GXand) }, /* 0x04 S&~(D|P) */ |
| { OP(PAT,DST,GXnor) }, /* 0x05 ~(D|P) */ |
| { OP(SRC,DST,GXequiv), OP(PAT,DST,GXnor), }, /* 0x06 ~(P|~(D^S)) */ |
| { OP(SRC,DST,GXand), OP(PAT,DST,GXnor) }, /* 0x07 ~(P|(D&S)) */ |
| { OP(PAT,DST,GXandInverted), OP(SRC,DST,GXand) },/* 0x08 S&D&~P */ |
| { OP(SRC,DST,GXxor), OP(PAT,DST,GXnor) }, /* 0x09 ~(P|(D^S)) */ |
| { OP(PAT,DST,GXandInverted) }, /* 0x0a D&~P */ |
| { OP(SRC,DST,GXandReverse), OP(PAT,DST,GXnor) }, /* 0x0b ~(P|(S&~D)) */ |
| { OP(PAT,SRC,GXandInverted) }, /* 0x0c S&~P */ |
| { OP(SRC,DST,GXandInverted), OP(PAT,DST,GXnor) },/* 0x0d ~(P|(D&~S)) */ |
| { OP(SRC,DST,GXnor), OP(PAT,DST,GXnor) }, /* 0x0e ~(P|~(D|S)) */ |
| { OP(PAT,DST,GXcopyInverted) }, /* 0x0f ~P */ |
| { OP(SRC,DST,GXnor), OP(PAT,DST,GXand) }, /* 0x10 P&~(S|D) */ |
| { OP(SRC,DST,GXnor) }, /* 0x11 ~(D|S) */ |
| { OP(PAT,DST,GXequiv), OP(SRC,DST,GXnor) }, /* 0x12 ~(S|~(D^P)) */ |
| { OP(PAT,DST,GXand), OP(SRC,DST,GXnor) }, /* 0x13 ~(S|(D&P)) */ |
| { OP(PAT,SRC,GXequiv), OP(SRC,DST,GXnor) }, /* 0x14 ~(D|~(P^S)) */ |
| { OP(PAT,SRC,GXand), OP(SRC,DST,GXnor) }, /* 0x15 ~(D|(P&S)) */ |
| { OP(SRC,TMP,GXcopy), OP(PAT,TMP,GXnand), |
| OP(TMP,DST,GXand), OP(SRC,DST,GXxor), |
| OP(PAT,DST,GXxor) }, /* 0x16 P^S^(D&~(P&S) */ |
| { OP(SRC,TMP,GXcopy), OP(SRC,DST,GXxor), |
| OP(PAT,SRC,GXxor), OP(SRC,DST,GXand), |
| OP(TMP,DST,GXequiv) }, /* 0x17 ~S^((S^P)&(S^D))*/ |
| { OP(PAT,SRC,GXxor), OP(PAT,DST,GXxor), |
| OP(SRC,DST,GXand) }, /* 0x18 (S^P)&(D^P) */ |
| { OP(SRC,TMP,GXcopy), OP(PAT,TMP,GXnand), |
| OP(TMP,DST,GXand), OP(SRC,DST,GXequiv) }, /* 0x19 ~S^(D&~(P&S)) */ |
| { OP(PAT,SRC,GXand), OP(SRC,DST,GXor), |
| OP(PAT,DST,GXxor) }, /* 0x1a P^(D|(S&P)) */ |
| { OP(SRC,TMP,GXcopy), OP(PAT,TMP,GXxor), |
| OP(TMP,DST,GXand), OP(SRC,DST,GXequiv) }, /* 0x1b ~S^(D&(P^S)) */ |
| { OP(PAT,DST,GXand), OP(SRC,DST,GXor), |
| OP(PAT,DST,GXxor) }, /* 0x1c P^(S|(D&P)) */ |
| { OP(DST,TMP,GXcopy), OP(PAT,DST,GXxor), |
| OP(SRC,DST,GXand), OP(TMP,DST,GXequiv) }, /* 0x1d ~D^(S&(D^P)) */ |
| { OP(SRC,DST,GXor), OP(PAT,DST,GXxor) }, /* 0x1e P^(D|S) */ |
| { OP(SRC,DST,GXor), OP(PAT,DST,GXnand) }, /* 0x1f ~(P&(D|S)) */ |
| { OP(PAT,SRC,GXandReverse), OP(SRC,DST,GXand) }, /* 0x20 D&(P&~S) */ |
| { OP(PAT,DST,GXxor), OP(SRC,DST,GXnor) }, /* 0x21 ~(S|(D^P)) */ |
| { OP(SRC,DST,GXandInverted) }, /* 0x22 ~S&D */ |
| { OP(PAT,DST,GXandReverse), OP(SRC,DST,GXnor) }, /* 0x23 ~(S|(P&~D)) */ |
| { OP(SRC,DST,GXxor), OP(PAT,SRC,GXxor), |
| OP(SRC,DST,GXand) }, /* 0x24 (S^P)&(S^D) */ |
| { OP(PAT,SRC,GXnand), OP(SRC,DST,GXand), |
| OP(PAT,DST,GXequiv) }, /* 0x25 ~P^(D&~(S&P)) */ |
| { OP(SRC,TMP,GXcopy), OP(PAT,TMP,GXand), |
| OP(TMP,DST,GXor), OP(SRC,DST,GXxor) }, /* 0x26 S^(D|(S&P)) */ |
| { OP(SRC,TMP,GXcopy), OP(PAT,TMP,GXequiv), |
| OP(TMP,DST,GXor), OP(SRC,DST,GXxor) }, /* 0x27 S^(D|~(P^S)) */ |
| { OP(PAT,SRC,GXxor), OP(SRC,DST,GXand) }, /* 0x28 D&(P^S) */ |
| { OP(SRC,TMP,GXcopy), OP(PAT,TMP,GXand), |
| OP(TMP,DST,GXor), OP(SRC,DST,GXxor), |
| OP(PAT,DST,GXequiv) }, /* 0x29 ~P^S^(D|(P&S)) */ |
| { OP(PAT,SRC,GXnand), OP(SRC,DST,GXand) }, /* 0x2a D&~(P&S) */ |
| { OP(SRC,TMP,GXcopy), OP(PAT,SRC,GXxor), |
| OP(PAT,DST,GXxor), OP(SRC,DST,GXand), |
| OP(TMP,DST,GXequiv) }, /* 0x2b ~S^((P^S)&(P^D))*/ |
| { OP(SRC,DST,GXor), OP(PAT,DST,GXand), |
| OP(SRC,DST,GXxor) }, /* 0x2c S^(P&(S|D)) */ |
| { OP(SRC,DST,GXorReverse), OP(PAT,DST,GXxor) }, /* 0x2d P^(S|~D) */ |
| { OP(PAT,DST,GXxor), OP(SRC,DST,GXor), |
| OP(PAT,DST,GXxor) }, /* 0x2e P^(S|(D^P)) */ |
| { OP(SRC,DST,GXorReverse), OP(PAT,DST,GXnand) }, /* 0x2f ~(P&(S|~D)) */ |
| { OP(PAT,SRC,GXandReverse) }, /* 0x30 P&~S */ |
| { OP(PAT,DST,GXandInverted), OP(SRC,DST,GXnor) },/* 0x31 ~(S|(D&~P)) */ |
| { OP(SRC,DST,GXor), OP(PAT,DST,GXor), |
| OP(SRC,DST,GXxor) }, /* 0x32 S^(D|P|S) */ |
| { OP(SRC,DST,GXcopyInverted) }, /* 0x33 ~S */ |
| { OP(SRC,DST,GXand), OP(PAT,DST,GXor), |
| OP(SRC,DST,GXxor) }, /* 0x34 S^(P|(D&S)) */ |
| { OP(SRC,DST,GXequiv), OP(PAT,DST,GXor), |
| OP(SRC,DST,GXxor) }, /* 0x35 S^(P|~(D^S)) */ |
| { OP(PAT,DST,GXor), OP(SRC,DST,GXxor) }, /* 0x36 S^(D|P) */ |
| { OP(PAT,DST,GXor), OP(SRC,DST,GXnand) }, /* 0x37 ~(S&(D|P)) */ |
| { OP(PAT,DST,GXor), OP(SRC,DST,GXand), |
| OP(PAT,DST,GXxor) }, /* 0x38 P^(S&(D|P)) */ |
| { OP(PAT,DST,GXorReverse), OP(SRC,DST,GXxor) }, /* 0x39 S^(P|~D) */ |
| { OP(SRC,DST,GXxor), OP(PAT,DST,GXor), |
| OP(SRC,DST,GXxor) }, /* 0x3a S^(P|(D^S)) */ |
| { OP(PAT,DST,GXorReverse), OP(SRC,DST,GXnand) }, /* 0x3b ~(S&(P|~D)) */ |
| { OP(PAT,SRC,GXxor) }, /* 0x3c P^S */ |
| { OP(SRC,DST,GXnor), OP(PAT,DST,GXor), |
| OP(SRC,DST,GXxor) }, /* 0x3d S^(P|~(D|S)) */ |
| { OP(SRC,DST,GXandInverted), OP(PAT,DST,GXor), |
| OP(SRC,DST,GXxor) }, /* 0x3e S^(P|(D&~S)) */ |
| { OP(PAT,SRC,GXnand) }, /* 0x3f ~(P&S) */ |
| { OP(SRC,DST,GXandReverse), OP(PAT,DST,GXand) }, /* 0x40 P&S&~D */ |
| { OP(PAT,SRC,GXxor), OP(SRC,DST,GXnor) }, /* 0x41 ~(D|(P^S)) */ |
| { OP(DST,SRC,GXxor), OP(PAT,DST,GXxor), |
| OP(SRC,DST,GXand) }, /* 0x42 (S^D)&(P^D) */ |
| { OP(SRC,DST,GXnand), OP(PAT,DST,GXand), |
| OP(SRC,DST,GXequiv) }, /* 0x43 ~S^(P&~(D&S)) */ |
| { OP(SRC,DST,GXandReverse) }, /* 0x44 S&~D */ |
| { OP(PAT,SRC,GXandReverse), OP(SRC,DST,GXnor) }, /* 0x45 ~(D|(P&~S)) */ |
| { OP(DST,TMP,GXcopy), OP(PAT,DST,GXand), |
| OP(SRC,DST,GXor), OP(TMP,DST,GXxor) }, /* 0x46 D^(S|(P&D)) */ |
| { OP(PAT,DST,GXxor), OP(SRC,DST,GXand), |
| OP(PAT,DST,GXequiv) }, /* 0x47 ~P^(S&(D^P)) */ |
| { OP(PAT,DST,GXxor), OP(SRC,DST,GXand) }, /* 0x48 S&(P^D) */ |
| { OP(DST,TMP,GXcopy), OP(PAT,DST,GXand), |
| OP(SRC,DST,GXor), OP(TMP,DST,GXxor), |
| OP(PAT,DST,GXequiv) }, /* 0x49 ~P^D^(S|(P&D)) */ |
| { OP(DST,SRC,GXor), OP(PAT,SRC,GXand), |
| OP(SRC,DST,GXxor) }, /* 0x4a D^(P&(S|D)) */ |
| { OP(SRC,DST,GXorInverted), OP(PAT,DST,GXxor) }, /* 0x4b P^(D|~S) */ |
| { OP(PAT,DST,GXnand), OP(SRC,DST,GXand) }, /* 0x4c S&~(D&P) */ |
| { OP(SRC,TMP,GXcopy), OP(SRC,DST,GXxor), |
| OP(PAT,SRC,GXxor), OP(SRC,DST,GXor), |
| OP(TMP,DST,GXequiv) }, /* 0x4d ~S^((S^P)|(S^D))*/ |
| { OP(PAT,SRC,GXxor), OP(SRC,DST,GXor), |
| OP(PAT,DST,GXxor) }, /* 0x4e P^(D|(S^P)) */ |
| { OP(SRC,DST,GXorInverted), OP(PAT,DST,GXnand) },/* 0x4f ~(P&(D|~S)) */ |
| { OP(PAT,DST,GXandReverse) }, /* 0x50 P&~D */ |
| { OP(PAT,SRC,GXandInverted), OP(SRC,DST,GXnor) },/* 0x51 ~(D|(S&~P)) */ |
| { OP(DST,SRC,GXand), OP(PAT,SRC,GXor), |
| OP(SRC,DST,GXxor) }, /* 0x52 D^(P|(S&D)) */ |
| { OP(SRC,DST,GXxor), OP(PAT,DST,GXand), |
| OP(SRC,DST,GXequiv) }, /* 0x53 ~S^(P&(D^S)) */ |
| { OP(PAT,SRC,GXnor), OP(SRC,DST,GXnor) }, /* 0x54 ~(D|~(P|S)) */ |
| { OP(PAT,DST,GXinvert) }, /* 0x55 ~D */ |
| { OP(PAT,SRC,GXor), OP(SRC,DST,GXxor) }, /* 0x56 D^(P|S) */ |
| { OP(PAT,SRC,GXor), OP(SRC,DST,GXnand) }, /* 0x57 ~(D&(P|S)) */ |
| { OP(PAT,SRC,GXor), OP(SRC,DST,GXand), |
| OP(PAT,DST,GXxor) }, /* 0x58 P^(D&(P|S)) */ |
| { OP(PAT,SRC,GXorReverse), OP(SRC,DST,GXxor) }, /* 0x59 D^(P|~S) */ |
| { OP(PAT,DST,GXxor) }, /* 0x5a D^P */ |
| { OP(DST,SRC,GXnor), OP(PAT,SRC,GXor), |
| OP(SRC,DST,GXxor) }, /* 0x5b D^(P|~(S|D)) */ |
| { OP(DST,SRC,GXxor), OP(PAT,SRC,GXor), |
| OP(SRC,DST,GXxor) }, /* 0x5c D^(P|(S^D)) */ |
| { OP(PAT,SRC,GXorReverse), OP(SRC,DST,GXnand) }, /* 0x5d ~(D&(P|~S)) */ |
| { OP(DST,SRC,GXandInverted), OP(PAT,SRC,GXor), |
| OP(SRC,DST,GXxor) }, /* 0x5e D^(P|(S&~D)) */ |
| { OP(PAT,DST,GXnand) }, /* 0x5f ~(D&P) */ |
| { OP(SRC,DST,GXxor), OP(PAT,DST,GXand) }, /* 0x60 P&(D^S) */ |
| { OP(DST,TMP,GXcopy), OP(SRC,DST,GXand), |
| OP(PAT,DST,GXor), OP(SRC,DST,GXxor), |
| OP(TMP,DST,GXequiv) }, /* 0x61 ~D^S^(P|(D&S)) */ |
| { OP(DST,TMP,GXcopy), OP(PAT,DST,GXor), |
| OP(SRC,DST,GXand), OP(TMP,DST,GXxor) }, /* 0x62 D^(S&(P|D)) */ |
| { OP(PAT,DST,GXorInverted), OP(SRC,DST,GXxor) }, /* 0x63 S^(D|~P) */ |
| { OP(SRC,TMP,GXcopy), OP(PAT,SRC,GXor), |
| OP(SRC,DST,GXand), OP(TMP,DST,GXxor) }, /* 0x64 S^(D&(P|S)) */ |
| { OP(PAT,SRC,GXorInverted), OP(SRC,DST,GXxor) }, /* 0x65 D^(S|~P) */ |
| { OP(SRC,DST,GXxor) }, /* 0x66 S^D */ |
| { OP(SRC,TMP,GXcopy), OP(PAT,SRC,GXnor), |
| OP(SRC,DST,GXor), OP(TMP,DST,GXxor) }, /* 0x67 S^(D|~(S|P) */ |
| { OP(DST,TMP,GXcopy), OP(SRC,DST,GXnor), |
| OP(PAT,DST,GXor), OP(SRC,DST,GXxor), |
| OP(TMP,DST,GXequiv) }, /* 0x68 ~D^S^(P|~(D|S))*/ |
| { OP(SRC,DST,GXxor), OP(PAT,DST,GXequiv) }, /* 0x69 ~P^(D^S) */ |
| { OP(PAT,SRC,GXand), OP(SRC,DST,GXxor) }, /* 0x6a D^(P&S) */ |
| { OP(SRC,TMP,GXcopy), OP(PAT,SRC,GXor), |
| OP(SRC,DST,GXand), OP(TMP,DST,GXxor), |
| OP(PAT,DST,GXequiv) }, /* 0x6b ~P^S^(D&(P|S)) */ |
| { OP(PAT,DST,GXand), OP(SRC,DST,GXxor) }, /* 0x6c S^(D&P) */ |
| { OP(DST,TMP,GXcopy), OP(PAT,DST,GXor), |
| OP(SRC,DST,GXand), OP(TMP,DST,GXxor), |
| OP(PAT,DST,GXequiv) }, /* 0x6d ~P^D^(S&(P|D)) */ |
| { OP(SRC,TMP,GXcopy), OP(PAT,SRC,GXorReverse), |
| OP(SRC,DST,GXand), OP(TMP,DST,GXxor) }, /* 0x6e S^(D&(P|~S)) */ |
| { OP(SRC,DST,GXequiv), OP(PAT,DST,GXnand) }, /* 0x6f ~(P&~(S^D)) */ |
| { OP(SRC,DST,GXnand), OP(PAT,DST,GXand) }, /* 0x70 P&~(D&S) */ |
| { OP(SRC,TMP,GXcopy), OP(DST,SRC,GXxor), |
| OP(PAT,DST,GXxor), OP(SRC,DST,GXand), |
| OP(TMP,DST,GXequiv) }, /* 0x71 ~S^((S^D)&(P^D))*/ |
| { OP(SRC,TMP,GXcopy), OP(PAT,SRC,GXxor), |
| OP(SRC,DST,GXor), OP(TMP,DST,GXxor) }, /* 0x72 S^(D|(P^S)) */ |
| { OP(PAT,DST,GXorInverted), OP(SRC,DST,GXnand) },/* 0x73 ~(S&(D|~P)) */ |
| { OP(DST,TMP,GXcopy), OP(PAT,DST,GXxor), |
| OP(SRC,DST,GXor), OP(TMP,DST,GXxor) }, /* 0x74 D^(S|(P^D)) */ |
| { OP(PAT,SRC,GXorInverted), OP(SRC,DST,GXnand) },/* 0x75 ~(D&(S|~P)) */ |
| { OP(SRC,TMP,GXcopy), OP(PAT,SRC,GXandReverse), |
| OP(SRC,DST,GXor), OP(TMP,DST,GXxor) }, /* 0x76 S^(D|(P&~S)) */ |
| { OP(SRC,DST,GXnand) }, /* 0x77 ~(S&D) */ |
| { OP(SRC,DST,GXand), OP(PAT,DST,GXxor) }, /* 0x78 P^(D&S) */ |
| { OP(DST,TMP,GXcopy), OP(SRC,DST,GXor), |
| OP(PAT,DST,GXand), OP(SRC,DST,GXxor), |
| OP(TMP,DST,GXequiv) }, /* 0x79 ~D^S^(P&(D|S)) */ |
| { OP(DST,SRC,GXorInverted), OP(PAT,SRC,GXand), |
| OP(SRC,DST,GXxor) }, /* 0x7a D^(P&(S|~D)) */ |
| { OP(PAT,DST,GXequiv), OP(SRC,DST,GXnand) }, /* 0x7b ~(S&~(D^P)) */ |
| { OP(SRC,DST,GXorInverted), OP(PAT,DST,GXand), |
| OP(SRC,DST,GXxor) }, /* 0x7c S^(P&(D|~S)) */ |
| { OP(PAT,SRC,GXequiv), OP(SRC,DST,GXnand) }, /* 0x7d ~(D&~(P^S)) */ |
| { OP(SRC,DST,GXxor), OP(PAT,SRC,GXxor), |
| OP(SRC,DST,GXor) }, /* 0x7e (S^P)|(S^D) */ |
| { OP(PAT,SRC,GXand), OP(SRC,DST,GXnand) }, /* 0x7f ~(D&P&S) */ |
| { OP(PAT,SRC,GXand), OP(SRC,DST,GXand) }, /* 0x80 D&P&S */ |
| { OP(SRC,DST,GXxor), OP(PAT,SRC,GXxor), |
| OP(SRC,DST,GXnor) }, /* 0x81 ~((S^P)|(S^D)) */ |
| { OP(PAT,SRC,GXequiv), OP(SRC,DST,GXand) }, /* 0x82 D&~(P^S) */ |
| { OP(SRC,DST,GXorInverted), OP(PAT,DST,GXand), |
| OP(SRC,DST,GXequiv) }, /* 0x83 ~S^(P&(D|~S)) */ |
| { OP(PAT,DST,GXequiv), OP(SRC,DST,GXand) }, /* 0x84 S&~(D^P) */ |
| { OP(PAT,SRC,GXorInverted), OP(SRC,DST,GXand), |
| OP(PAT,DST,GXequiv) }, /* 0x85 ~P^(D&(S|~P)) */ |
| { OP(DST,TMP,GXcopy), OP(SRC,DST,GXor), |
| OP(PAT,DST,GXand), OP(SRC,DST,GXxor), |
| OP(TMP,DST,GXxor) }, /* 0x86 D^S^(P&(D|S)) */ |
| { OP(SRC,DST,GXand), OP(PAT,DST,GXequiv) }, /* 0x87 ~P^(D&S) */ |
| { OP(SRC,DST,GXand) }, /* 0x88 S&D */ |
| { OP(SRC,TMP,GXcopy), OP(PAT,SRC,GXandReverse), |
| OP(SRC,DST,GXor), OP(TMP,DST,GXequiv) }, /* 0x89 ~S^(D|(P&~S)) */ |
| { OP(PAT,SRC,GXorInverted), OP(SRC,DST,GXand) }, /* 0x8a D&(S|~P) */ |
| { OP(DST,TMP,GXcopy), OP(PAT,DST,GXxor), |
| OP(SRC,DST,GXor), OP(TMP,DST,GXequiv) }, /* 0x8b ~D^(S|(P^D)) */ |
| { OP(PAT,DST,GXorInverted), OP(SRC,DST,GXand) }, /* 0x8c S&(D|~P) */ |
| { OP(SRC,TMP,GXcopy), OP(PAT,SRC,GXxor), |
| OP(SRC,DST,GXor), OP(TMP,DST,GXequiv) }, /* 0x8d ~S^(D|(P^S)) */ |
| { OP(SRC,TMP,GXcopy), OP(DST,SRC,GXxor), |
| OP(PAT,DST,GXxor), OP(SRC,DST,GXand), |
| OP(TMP,DST,GXxor) }, /* 0x8e S^((S^D)&(P^D))*/ |
| { OP(SRC,DST,GXnand), OP(PAT,DST,GXnand) }, /* 0x8f ~(P&~(D&S)) */ |
| { OP(SRC,DST,GXequiv), OP(PAT,DST,GXand) }, /* 0x90 P&~(D^S) */ |
| { OP(SRC,TMP,GXcopy), OP(PAT,SRC,GXorReverse), |
| OP(SRC,DST,GXand), OP(TMP,DST,GXequiv) }, /* 0x91 ~S^(D&(P|~S)) */ |
| { OP(DST,TMP,GXcopy), OP(PAT,DST,GXor), |
| OP(SRC,DST,GXand), OP(PAT,DST,GXxor), |
| OP(TMP,DST,GXxor) }, /* 0x92 D^P^(S&(D|P)) */ |
| { OP(PAT,DST,GXand), OP(SRC,DST,GXequiv) }, /* 0x93 ~S^(P&D) */ |
| { OP(SRC,TMP,GXcopy), OP(PAT,SRC,GXor), |
| OP(SRC,DST,GXand), OP(PAT,DST,GXxor), |
| OP(TMP,DST,GXxor) }, /* 0x94 S^P^(D&(P|S)) */ |
| { OP(PAT,SRC,GXand), OP(SRC,DST,GXequiv) }, /* 0x95 ~D^(P&S) */ |
| { OP(PAT,SRC,GXxor), OP(SRC,DST,GXxor) }, /* 0x96 D^P^S */ |
| { OP(SRC,TMP,GXcopy), OP(PAT,SRC,GXnor), |
| OP(SRC,DST,GXor), OP(PAT,DST,GXxor), |
| OP(TMP,DST,GXxor) }, /* 0x97 S^P^(D|~(P|S)) */ |
| { OP(SRC,TMP,GXcopy), OP(PAT,SRC,GXnor), |
| OP(SRC,DST,GXor), OP(TMP,DST,GXequiv) }, /* 0x98 ~S^(D|~(P|S)) */ |
| { OP(SRC,DST,GXequiv) }, /* 0x99 ~S^D */ |
| { OP(PAT,SRC,GXandReverse), OP(SRC,DST,GXxor) }, /* 0x9a D^(P&~S) */ |
| { OP(SRC,TMP,GXcopy), OP(PAT,SRC,GXor), |
| OP(SRC,DST,GXand), OP(TMP,DST,GXequiv) }, /* 0x9b ~S^(D&(P|S)) */ |
| { OP(PAT,DST,GXandReverse), OP(SRC,DST,GXxor) }, /* 0x9c S^(P&~D) */ |
| { OP(DST,TMP,GXcopy), OP(PAT,DST,GXor), |
| OP(SRC,DST,GXand), OP(TMP,DST,GXequiv) }, /* 0x9d ~D^(S&(P|D)) */ |
| { OP(DST,TMP,GXcopy), OP(SRC,DST,GXand), |
| OP(PAT,DST,GXor), OP(SRC,DST,GXxor), |
| OP(TMP,DST,GXxor) }, /* 0x9e D^S^(P|(D&S)) */ |
| { OP(SRC,DST,GXxor), OP(PAT,DST,GXnand) }, /* 0x9f ~(P&(D^S)) */ |
| { OP(PAT,DST,GXand) }, /* 0xa0 D&P */ |
| { OP(PAT,SRC,GXandInverted), OP(SRC,DST,GXor), |
| OP(PAT,DST,GXequiv) }, /* 0xa1 ~P^(D|(S&~P)) */ |
| { OP(PAT,SRC,GXorReverse), OP(SRC,DST,GXand) }, /* 0xa2 D&(P|~S) */ |
| { OP(DST,SRC,GXxor), OP(PAT,SRC,GXor), |
| OP(SRC,DST,GXequiv) }, /* 0xa3 ~D^(P|(S^D)) */ |
| { OP(PAT,SRC,GXnor), OP(SRC,DST,GXor), |
| OP(PAT,DST,GXequiv) }, /* 0xa4 ~P^(D|~(S|P)) */ |
| { OP(PAT,DST,GXequiv) }, /* 0xa5 ~P^D */ |
| { OP(PAT,SRC,GXandInverted), OP(SRC,DST,GXxor) },/* 0xa6 D^(S&~P) */ |
| { OP(PAT,SRC,GXor), OP(SRC,DST,GXand), |
| OP(PAT,DST,GXequiv) }, /* 0xa7 ~P^(D&(S|P)) */ |
| { OP(PAT,SRC,GXor), OP(SRC,DST,GXand) }, /* 0xa8 D&(P|S) */ |
| { OP(PAT,SRC,GXor), OP(SRC,DST,GXequiv) }, /* 0xa9 ~D^(P|S) */ |
| { OP(SRC,DST,GXnoop) }, /* 0xaa D */ |
| { OP(PAT,SRC,GXnor), OP(SRC,DST,GXor) }, /* 0xab D|~(P|S) */ |
| { OP(SRC,DST,GXxor), OP(PAT,DST,GXand), |
| OP(SRC,DST,GXxor) }, /* 0xac S^(P&(D^S)) */ |
| { OP(DST,SRC,GXand), OP(PAT,SRC,GXor), |
| OP(SRC,DST,GXequiv) }, /* 0xad ~D^(P|(S&D)) */ |
| { OP(PAT,SRC,GXandInverted), OP(SRC,DST,GXor) }, /* 0xae D|(S&~P) */ |
| { OP(PAT,DST,GXorInverted) }, /* 0xaf D|~P */ |
| { OP(SRC,DST,GXorInverted), OP(PAT,DST,GXand) }, /* 0xb0 P&(D|~S) */ |
| { OP(PAT,SRC,GXxor), OP(SRC,DST,GXor), |
| OP(PAT,DST,GXequiv) }, /* 0xb1 ~P^(D|(S^P)) */ |
| { OP(SRC,TMP,GXcopy), OP(SRC,DST,GXxor), |
| OP(PAT,SRC,GXxor), OP(SRC,DST,GXor), |
| OP(TMP,DST,GXxor) }, /* 0xb2 S^((S^P)|(S^D))*/ |
| { OP(PAT,DST,GXnand), OP(SRC,DST,GXnand) }, /* 0xb3 ~(S&~(D&P)) */ |
| { OP(SRC,DST,GXandReverse), OP(PAT,DST,GXxor) }, /* 0xb4 P^(S&~D) */ |
| { OP(DST,SRC,GXor), OP(PAT,SRC,GXand), |
| OP(SRC,DST,GXequiv) }, /* 0xb5 ~D^(P&(S|D)) */ |
| { OP(DST,TMP,GXcopy), OP(PAT,DST,GXand), |
| OP(SRC,DST,GXor), OP(PAT,DST,GXxor), |
| OP(TMP,DST,GXxor) }, /* 0xb6 D^P^(S|(D&P)) */ |
| { OP(PAT,DST,GXxor), OP(SRC,DST,GXnand) }, /* 0xb7 ~(S&(D^P)) */ |
| { OP(PAT,DST,GXxor), OP(SRC,DST,GXand), |
| OP(PAT,DST,GXxor) }, /* 0xb8 P^(S&(D^P)) */ |
| { OP(DST,TMP,GXcopy), OP(PAT,DST,GXand), |
| OP(SRC,DST,GXor), OP(TMP,DST,GXequiv) }, /* 0xb9 ~D^(S|(P&D)) */ |
| { OP(PAT,SRC,GXandReverse), OP(SRC,DST,GXor) }, /* 0xba D|(P&~S) */ |
| { OP(SRC,DST,GXorInverted) }, /* 0xbb ~S|D */ |
| { OP(SRC,DST,GXnand), OP(PAT,DST,GXand), |
| OP(SRC,DST,GXxor) }, /* 0xbc S^(P&~(D&S)) */ |
| { OP(DST,SRC,GXxor), OP(PAT,DST,GXxor), |
| OP(SRC,DST,GXnand) }, /* 0xbd ~((S^D)&(P^D)) */ |
| { OP(PAT,SRC,GXxor), OP(SRC,DST,GXor) }, /* 0xbe D|(P^S) */ |
| { OP(PAT,SRC,GXnand), OP(SRC,DST,GXor) }, /* 0xbf D|~(P&S) */ |
| { OP(PAT,SRC,GXand) }, /* 0xc0 P&S */ |
| { OP(SRC,DST,GXandInverted), OP(PAT,DST,GXor), |
| OP(SRC,DST,GXequiv) }, /* 0xc1 ~S^(P|(D&~S)) */ |
| { OP(SRC,DST,GXnor), OP(PAT,DST,GXor), |
| OP(SRC,DST,GXequiv) }, /* 0xc2 ~S^(P|~(D|S)) */ |
| { OP(PAT,SRC,GXequiv) }, /* 0xc3 ~P^S */ |
| { OP(PAT,DST,GXorReverse), OP(SRC,DST,GXand) }, /* 0xc4 S&(P|~D) */ |
| { OP(SRC,DST,GXxor), OP(PAT,DST,GXor), |
| OP(SRC,DST,GXequiv) }, /* 0xc5 ~S^(P|(D^S)) */ |
| { OP(PAT,DST,GXandInverted), OP(SRC,DST,GXxor) },/* 0xc6 S^(D&~P) */ |
| { OP(PAT,DST,GXor), OP(SRC,DST,GXand), |
| OP(PAT,DST,GXequiv) }, /* 0xc7 ~P^(S&(D|P)) */ |
| { OP(PAT,DST,GXor), OP(SRC,DST,GXand) }, /* 0xc8 S&(D|P) */ |
| { OP(PAT,DST,GXor), OP(SRC,DST,GXequiv) }, /* 0xc9 ~S^(P|D) */ |
| { OP(DST,SRC,GXxor), OP(PAT,SRC,GXand), |
| OP(SRC,DST,GXxor) }, /* 0xca D^(P&(S^D)) */ |
| { OP(SRC,DST,GXand), OP(PAT,DST,GXor), |
| OP(SRC,DST,GXequiv) }, /* 0xcb ~S^(P|(D&S)) */ |
| { OP(SRC,DST,GXcopy) }, /* 0xcc S */ |
| { OP(PAT,DST,GXnor), OP(SRC,DST,GXor) }, /* 0xcd S|~(D|P) */ |
| { OP(PAT,DST,GXandInverted), OP(SRC,DST,GXor) }, /* 0xce S|(D&~P) */ |
| { OP(PAT,SRC,GXorInverted) }, /* 0xcf S|~P */ |
| { OP(SRC,DST,GXorReverse), OP(PAT,DST,GXand) }, /* 0xd0 P&(S|~D) */ |
| { OP(PAT,DST,GXxor), OP(SRC,DST,GXor), |
| OP(PAT,DST,GXequiv) }, /* 0xd1 ~P^(S|(D^P)) */ |
| { OP(SRC,DST,GXandInverted), OP(PAT,DST,GXxor) },/* 0xd2 P^(D&~S) */ |
| { OP(SRC,DST,GXor), OP(PAT,DST,GXand), |
| OP(SRC,DST,GXequiv) }, /* 0xd3 ~S^(P&(D|S)) */ |
| { OP(SRC,TMP,GXcopy), OP(PAT,SRC,GXxor), |
| OP(PAT,DST,GXxor), OP(SRC,DST,GXand), |
| OP(TMP,DST,GXxor) }, /* 0xd4 S^((S^P)&(D^P))*/ |
| { OP(PAT,SRC,GXnand), OP(SRC,DST,GXnand) }, /* 0xd5 ~(D&~(P&S)) */ |
| { OP(SRC,TMP,GXcopy), OP(PAT,SRC,GXand), |
| OP(SRC,DST,GXor), OP(PAT,DST,GXxor), |
| OP(TMP,DST,GXxor) }, /* 0xd6 S^P^(D|(P&S)) */ |
| { OP(PAT,SRC,GXxor), OP(SRC,DST,GXnand) }, /* 0xd7 ~(D&(P^S)) */ |
| { OP(PAT,SRC,GXxor), OP(SRC,DST,GXand), |
| OP(PAT,DST,GXxor) }, /* 0xd8 P^(D&(S^P)) */ |
| { OP(SRC,TMP,GXcopy), OP(PAT,SRC,GXand), |
| OP(SRC,DST,GXor), OP(TMP,DST,GXequiv) }, /* 0xd9 ~S^(D|(P&S)) */ |
| { OP(DST,SRC,GXnand), OP(PAT,SRC,GXand), |
| OP(SRC,DST,GXxor) }, /* 0xda D^(P&~(S&D)) */ |
| { OP(SRC,DST,GXxor), OP(PAT,SRC,GXxor), |
| OP(SRC,DST,GXnand) }, /* 0xdb ~((S^P)&(S^D)) */ |
| { OP(PAT,DST,GXandReverse), OP(SRC,DST,GXor) }, /* 0xdc S|(P&~D) */ |
| { OP(SRC,DST,GXorReverse) }, /* 0xdd S|~D */ |
| { OP(PAT,DST,GXxor), OP(SRC,DST,GXor) }, /* 0xde S|(D^P) */ |
| { OP(PAT,DST,GXnand), OP(SRC,DST,GXor) }, /* 0xdf S|~(D&P) */ |
| { OP(SRC,DST,GXor), OP(PAT,DST,GXand) }, /* 0xe0 P&(D|S) */ |
| { OP(SRC,DST,GXor), OP(PAT,DST,GXequiv) }, /* 0xe1 ~P^(D|S) */ |
| { OP(DST,TMP,GXcopy), OP(PAT,DST,GXxor), |
| OP(SRC,DST,GXand), OP(TMP,DST,GXxor) }, /* 0xe2 D^(S&(P^D)) */ |
| { OP(PAT,DST,GXand), OP(SRC,DST,GXor), |
| OP(PAT,DST,GXequiv) }, /* 0xe3 ~P^(S|(D&P)) */ |
| { OP(SRC,TMP,GXcopy), OP(PAT,SRC,GXxor), |
| OP(SRC,DST,GXand), OP(TMP,DST,GXxor) }, /* 0xe4 S^(D&(P^S)) */ |
| { OP(PAT,SRC,GXand), OP(SRC,DST,GXor), |
| OP(PAT,DST,GXequiv) }, /* 0xe5 ~P^(D|(S&P)) */ |
| { OP(SRC,TMP,GXcopy), OP(PAT,SRC,GXnand), |
| OP(SRC,DST,GXand), OP(TMP,DST,GXxor) }, /* 0xe6 S^(D&~(P&S)) */ |
| { OP(PAT,SRC,GXxor), OP(PAT,DST,GXxor), |
| OP(SRC,DST,GXnand) }, /* 0xe7 ~((S^P)&(D^P)) */ |
| { OP(SRC,TMP,GXcopy), OP(SRC,DST,GXxor), |
| OP(PAT,SRC,GXxor), OP(SRC,DST,GXand), |
| OP(TMP,DST,GXxor) }, /* 0xe8 S^((S^P)&(S^D))*/ |
| { OP(DST,TMP,GXcopy), OP(SRC,DST,GXnand), |
| OP(PAT,DST,GXand), OP(SRC,DST,GXxor), |
| OP(TMP,DST,GXequiv) }, /* 0xe9 ~D^S^(P&~(S&D))*/ |
| { OP(PAT,SRC,GXand), OP(SRC,DST,GXor) }, /* 0xea D|(P&S) */ |
| { OP(PAT,SRC,GXequiv), OP(SRC,DST,GXor) }, /* 0xeb D|~(P^S) */ |
| { OP(PAT,DST,GXand), OP(SRC,DST,GXor) }, /* 0xec S|(D&P) */ |
| { OP(PAT,DST,GXequiv), OP(SRC,DST,GXor) }, /* 0xed S|~(D^P) */ |
| { OP(SRC,DST,GXor) }, /* 0xee S|D */ |
| { OP(PAT,DST,GXorInverted), OP(SRC,DST,GXor) }, /* 0xef S|D|~P */ |
| { OP(PAT,DST,GXcopy) }, /* 0xf0 P */ |
| { OP(SRC,DST,GXnor), OP(PAT,DST,GXor) }, /* 0xf1 P|~(D|S) */ |
| { OP(SRC,DST,GXandInverted), OP(PAT,DST,GXor) }, /* 0xf2 P|(D&~S) */ |
| { OP(PAT,SRC,GXorReverse) }, /* 0xf3 P|~S */ |
| { OP(SRC,DST,GXandReverse), OP(PAT,DST,GXor) }, /* 0xf4 P|(S&~D) */ |
| { OP(PAT,DST,GXorReverse) }, /* 0xf5 P|~D */ |
| { OP(SRC,DST,GXxor), OP(PAT,DST,GXor) }, /* 0xf6 P|(D^S) */ |
| { OP(SRC,DST,GXnand), OP(PAT,DST,GXor) }, /* 0xf7 P|~(S&D) */ |
| { OP(SRC,DST,GXand), OP(PAT,DST,GXor) }, /* 0xf8 P|(D&S) */ |
| { OP(SRC,DST,GXequiv), OP(PAT,DST,GXor) }, /* 0xf9 P|~(D^S) */ |
| { OP(PAT,DST,GXor) }, /* 0xfa D|P */ |
| { OP(PAT,SRC,GXorReverse), OP(SRC,DST,GXor) }, /* 0xfb D|P|~S */ |
| { OP(PAT,SRC,GXor) }, /* 0xfc P|S */ |
| { OP(SRC,DST,GXorReverse), OP(PAT,DST,GXor) }, /* 0xfd P|S|~D */ |
| { OP(SRC,DST,GXor), OP(PAT,DST,GXor) }, /* 0xfe P|D|S */ |
| { OP(PAT,DST,GXset) } /* 0xff 1 */ |
| }; |
| |
| |
| #ifdef BITBLT_TEST /* Opcodes test */ |
| |
| static int do_bitop( int s, int d, int rop ) |
| { |
| int res; |
| switch(rop) |
| { |
| case GXclear: res = 0; break; |
| case GXand: res = s & d; break; |
| case GXandReverse: res = s & ~d; break; |
| case GXcopy: res = s; break; |
| case GXandInverted: res = ~s & d; break; |
| case GXnoop: res = d; break; |
| case GXxor: res = s ^ d; break; |
| case GXor: res = s | d; break; |
| case GXnor: res = ~(s | d); break; |
| case GXequiv: res = ~s ^ d; break; |
| case GXinvert: res = ~d; break; |
| case GXorReverse: res = s | ~d; break; |
| case GXcopyInverted: res = ~s; break; |
| case GXorInverted: res = ~s | d; break; |
| case GXnand: res = ~(s & d); break; |
| case GXset: res = 1; break; |
| } |
| return res & 1; |
| } |
| |
| int main() |
| { |
| int rop, i, res, src, dst, pat, tmp, dstUsed; |
| const BYTE *opcode; |
| |
| for (rop = 0; rop < 256; rop++) |
| { |
| res = dstUsed = 0; |
| for (i = 0; i < 8; i++) |
| { |
| pat = (i >> 2) & 1; |
| src = (i >> 1) & 1; |
| dst = i & 1; |
| for (opcode = BITBLT_Opcodes[rop]; *opcode; opcode++) |
| { |
| switch(*opcode >> 4) |
| { |
| case OP_ARGS(DST,TMP): |
| tmp = do_bitop( dst, tmp, *opcode & 0xf ); |
| break; |
| case OP_ARGS(DST,SRC): |
| src = do_bitop( dst, src, *opcode & 0xf ); |
| break; |
| case OP_ARGS(SRC,TMP): |
| tmp = do_bitop( src, tmp, *opcode & 0xf ); |
| break; |
| case OP_ARGS(SRC,DST): |
| dst = do_bitop( src, dst, *opcode & 0xf ); |
| dstUsed = 1; |
| break; |
| case OP_ARGS(PAT,TMP): |
| tmp = do_bitop( pat, tmp, *opcode & 0xf ); |
| break; |
| case OP_ARGS(PAT,DST): |
| dst = do_bitop( pat, dst, *opcode & 0xf ); |
| dstUsed = 1; |
| break; |
| case OP_ARGS(PAT,SRC): |
| src = do_bitop( pat, src, *opcode & 0xf ); |
| break; |
| case OP_ARGS(TMP,DST): |
| dst = do_bitop( tmp, dst, *opcode & 0xf ); |
| dstUsed = 1; |
| break; |
| case OP_ARGS(TMP,SRC): |
| src = do_bitop( tmp, src, *opcode & 0xf ); |
| break; |
| default: |
| printf( "Invalid opcode %x\n", *opcode ); |
| } |
| } |
| if (!dstUsed) dst = src; |
| if (dst) res |= 1 << i; |
| } |
| if (res != rop) printf( "%02x: ERROR, res=%02x\n", rop, res ); |
| } |
| |
| return 0; |
| } |
| |
| #endif /* BITBLT_TEST */ |
| |
| |
| /*********************************************************************** |
| * perfect_graphics |
| * |
| * Favor correctness or speed? |
| */ |
| static int perfect_graphics(void) |
| { |
| static int perfect = -1; |
| if (perfect == -1) |
| { |
| HKEY hkey; |
| char buffer[20]; |
| /* default value */ |
| perfect = 0; |
| if(!RegOpenKeyA(HKEY_LOCAL_MACHINE, "Software\\Wine\\Wine\\Config\\x11drv", &hkey)) |
| { |
| DWORD type, count = sizeof(buffer); |
| if(!RegQueryValueExA(hkey, "PerfectGraphics", 0, &type, buffer, &count)) |
| { |
| char ch = buffer[0]; |
| perfect = (ch == 'y' || ch == 'Y' || ch == 't' || ch == 'T' || ch == '1'); |
| } |
| RegCloseKey(hkey); |
| } |
| } |
| return perfect; |
| } |
| |
| /*********************************************************************** |
| * BITBLT_StretchRow |
| * |
| * Stretch a row of pixels. Helper function for BITBLT_StretchImage. |
| */ |
| static void BITBLT_StretchRow( int *rowSrc, int *rowDst, |
| INT startDst, INT widthDst, |
| INT xinc, INT xoff, WORD mode ) |
| { |
| register INT xsrc = xinc * startDst + xoff; |
| rowDst += startDst; |
| switch(mode) |
| { |
| case STRETCH_ANDSCANS: |
| for(; widthDst > 0; widthDst--, xsrc += xinc) |
| *rowDst++ &= rowSrc[xsrc >> 16]; |
| break; |
| case STRETCH_ORSCANS: |
| for(; widthDst > 0; widthDst--, xsrc += xinc) |
| *rowDst++ |= rowSrc[xsrc >> 16]; |
| break; |
| case STRETCH_DELETESCANS: |
| for(; widthDst > 0; widthDst--, xsrc += xinc) |
| *rowDst++ = rowSrc[xsrc >> 16]; |
| break; |
| } |
| } |
| |
| |
| /*********************************************************************** |
| * BITBLT_ShrinkRow |
| * |
| * Shrink a row of pixels. Helper function for BITBLT_StretchImage. |
| */ |
| static void BITBLT_ShrinkRow( int *rowSrc, int *rowDst, |
| INT startSrc, INT widthSrc, |
| INT xinc, INT xoff, WORD mode ) |
| { |
| register INT xdst = xinc * startSrc + xoff; |
| rowSrc += startSrc; |
| switch(mode) |
| { |
| case STRETCH_ORSCANS: |
| for(; widthSrc > 0; widthSrc--, xdst += xinc) |
| rowDst[xdst >> 16] |= *rowSrc++; |
| break; |
| case STRETCH_ANDSCANS: |
| for(; widthSrc > 0; widthSrc--, xdst += xinc) |
| rowDst[xdst >> 16] &= *rowSrc++; |
| break; |
| case STRETCH_DELETESCANS: |
| for(; widthSrc > 0; widthSrc--, xdst += xinc) |
| rowDst[xdst >> 16] = *rowSrc++; |
| break; |
| } |
| } |
| |
| |
| /*********************************************************************** |
| * BITBLT_GetRow |
| * |
| * Retrieve a row from an image. Helper function for BITBLT_StretchImage. |
| */ |
| static void BITBLT_GetRow( XImage *image, int *pdata, INT row, |
| INT start, INT width, INT depthDst, |
| int fg, int bg, BOOL swap) |
| { |
| register INT i; |
| |
| assert( (row >= 0) && (row < image->height) ); |
| assert( (start >= 0) && (width <= image->width) ); |
| |
| pdata += swap ? start+width-1 : start; |
| if (image->depth == depthDst) /* color -> color */ |
| { |
| if (X11DRV_PALETTE_XPixelToPalette && (depthDst != 1)) |
| if (swap) for (i = 0; i < width; i++) |
| *pdata-- = X11DRV_PALETTE_XPixelToPalette[XGetPixel( image, i, row )]; |
| else for (i = 0; i < width; i++) |
| *pdata++ = X11DRV_PALETTE_XPixelToPalette[XGetPixel( image, i, row )]; |
| else |
| if (swap) for (i = 0; i < width; i++) |
| *pdata-- = XGetPixel( image, i, row ); |
| else for (i = 0; i < width; i++) |
| *pdata++ = XGetPixel( image, i, row ); |
| } |
| else |
| { |
| if (image->depth == 1) /* monochrome -> color */ |
| { |
| if (X11DRV_PALETTE_XPixelToPalette) |
| { |
| fg = X11DRV_PALETTE_XPixelToPalette[fg]; |
| bg = X11DRV_PALETTE_XPixelToPalette[bg]; |
| } |
| if (swap) for (i = 0; i < width; i++) |
| *pdata-- = XGetPixel( image, i, row ) ? bg : fg; |
| else for (i = 0; i < width; i++) |
| *pdata++ = XGetPixel( image, i, row ) ? bg : fg; |
| } |
| else /* color -> monochrome */ |
| { |
| if (swap) for (i = 0; i < width; i++) |
| *pdata-- = (XGetPixel( image, i, row ) == bg) ? 1 : 0; |
| else for (i = 0; i < width; i++) |
| *pdata++ = (XGetPixel( image, i, row ) == bg) ? 1 : 0; |
| } |
| } |
| } |
| |
| |
| /*********************************************************************** |
| * BITBLT_StretchImage |
| * |
| * Stretch an X image. |
| * FIXME: does not work for full 32-bit coordinates. |
| */ |
| static void BITBLT_StretchImage( XImage *srcImage, XImage *dstImage, |
| INT widthSrc, INT heightSrc, |
| INT widthDst, INT heightDst, |
| RECT *visRectSrc, RECT *visRectDst, |
| int foreground, int background, WORD mode ) |
| { |
| int *rowSrc, *rowDst, *pixel; |
| char *pdata; |
| INT xinc, xoff, yinc, ysrc, ydst; |
| register INT x, y; |
| BOOL hstretch, vstretch, hswap, vswap; |
| |
| hswap = ((int)widthSrc * widthDst) < 0; |
| vswap = ((int)heightSrc * heightDst) < 0; |
| widthSrc = abs(widthSrc); |
| heightSrc = abs(heightSrc); |
| widthDst = abs(widthDst); |
| heightDst = abs(heightDst); |
| |
| if (!(rowSrc = (int *)HeapAlloc( GetProcessHeap(), 0, |
| (widthSrc+widthDst)*sizeof(int) ))) return; |
| rowDst = rowSrc + widthSrc; |
| |
| /* When stretching, all modes are the same, and DELETESCANS is faster */ |
| if ((widthSrc < widthDst) && (heightSrc < heightDst)) |
| mode = STRETCH_DELETESCANS; |
| |
| if (mode == STRETCH_HALFTONE) /* FIXME */ |
| mode = STRETCH_DELETESCANS; |
| |
| if (mode != STRETCH_DELETESCANS) |
| memset( rowDst, (mode == STRETCH_ANDSCANS) ? 0xff : 0x00, |
| widthDst*sizeof(int) ); |
| |
| hstretch = (widthSrc < widthDst); |
| vstretch = (heightSrc < heightDst); |
| |
| if (hstretch) |
| { |
| xinc = ((int)widthSrc << 16) / widthDst; |
| xoff = ((widthSrc << 16) - (xinc * widthDst)) / 2; |
| } |
| else |
| { |
| xinc = ((int)widthDst << 16) / widthSrc; |
| xoff = ((widthDst << 16) - (xinc * widthSrc)) / 2; |
| } |
| |
| if (vstretch) |
| { |
| yinc = ((int)heightSrc << 16) / heightDst; |
| ydst = visRectDst->top; |
| if (vswap) |
| { |
| ysrc = yinc * (heightDst - ydst - 1); |
| yinc = -yinc; |
| } |
| else |
| ysrc = yinc * ydst; |
| |
| for ( ; (ydst < visRectDst->bottom); ysrc += yinc, ydst++) |
| { |
| if (((ysrc >> 16) < visRectSrc->top) || |
| ((ysrc >> 16) >= visRectSrc->bottom)) continue; |
| |
| /* Retrieve a source row */ |
| BITBLT_GetRow( srcImage, rowSrc, (ysrc >> 16) - visRectSrc->top, |
| hswap ? widthSrc - visRectSrc->right |
| : visRectSrc->left, |
| visRectSrc->right - visRectSrc->left, |
| dstImage->depth, foreground, background, hswap ); |
| |
| /* Stretch or shrink it */ |
| if (hstretch) |
| BITBLT_StretchRow( rowSrc, rowDst, visRectDst->left, |
| visRectDst->right - visRectDst->left, |
| xinc, xoff, mode ); |
| else BITBLT_ShrinkRow( rowSrc, rowDst, |
| hswap ? widthSrc - visRectSrc->right |
| : visRectSrc->left, |
| visRectSrc->right - visRectSrc->left, |
| xinc, xoff, mode ); |
| |
| /* Store the destination row */ |
| pixel = rowDst + visRectDst->right - 1; |
| y = ydst - visRectDst->top; |
| for (x = visRectDst->right-visRectDst->left-1; x >= 0; x--) |
| XPutPixel( dstImage, x, y, *pixel-- ); |
| if (mode != STRETCH_DELETESCANS) |
| memset( rowDst, (mode == STRETCH_ANDSCANS) ? 0xff : 0x00, |
| widthDst*sizeof(int) ); |
| |
| /* Make copies of the destination row */ |
| |
| pdata = dstImage->data + dstImage->bytes_per_line * y; |
| while (((ysrc + yinc) >> 16 == ysrc >> 16) && |
| (ydst < visRectDst->bottom-1)) |
| { |
| memcpy( pdata + dstImage->bytes_per_line, pdata, |
| dstImage->bytes_per_line ); |
| pdata += dstImage->bytes_per_line; |
| ysrc += yinc; |
| ydst++; |
| } |
| } |
| } |
| else /* Shrinking */ |
| { |
| yinc = ((int)heightDst << 16) / heightSrc; |
| ysrc = visRectSrc->top; |
| ydst = ((heightDst << 16) - (yinc * heightSrc)) / 2; |
| if (vswap) |
| { |
| ydst += yinc * (heightSrc - ysrc - 1); |
| yinc = -yinc; |
| } |
| else |
| ydst += yinc * ysrc; |
| |
| for( ; (ysrc < visRectSrc->bottom); ydst += yinc, ysrc++) |
| { |
| if (((ydst >> 16) < visRectDst->top) || |
| ((ydst >> 16) >= visRectDst->bottom)) continue; |
| |
| /* Retrieve a source row */ |
| BITBLT_GetRow( srcImage, rowSrc, ysrc - visRectSrc->top, |
| hswap ? widthSrc - visRectSrc->right |
| : visRectSrc->left, |
| visRectSrc->right - visRectSrc->left, |
| dstImage->depth, foreground, background, hswap ); |
| |
| /* Stretch or shrink it */ |
| if (hstretch) |
| BITBLT_StretchRow( rowSrc, rowDst, visRectDst->left, |
| visRectDst->right - visRectDst->left, |
| xinc, xoff, mode ); |
| else BITBLT_ShrinkRow( rowSrc, rowDst, |
| hswap ? widthSrc - visRectSrc->right |
| : visRectSrc->left, |
| visRectSrc->right - visRectSrc->left, |
| xinc, xoff, mode ); |
| |
| /* Merge several source rows into the destination */ |
| if (mode == STRETCH_DELETESCANS) |
| { |
| /* Simply skip the overlapping rows */ |
| while (((ydst + yinc) >> 16 == ydst >> 16) && |
| (ysrc < visRectSrc->bottom-1)) |
| { |
| ydst += yinc; |
| ysrc++; |
| } |
| } |
| else if (((ydst + yinc) >> 16 == ydst >> 16) && |
| (ysrc < visRectSrc->bottom-1)) |
| continue; /* Restart loop for next overlapping row */ |
| |
| /* Store the destination row */ |
| pixel = rowDst + visRectDst->right - 1; |
| y = (ydst >> 16) - visRectDst->top; |
| for (x = visRectDst->right-visRectDst->left-1; x >= 0; x--) |
| XPutPixel( dstImage, x, y, *pixel-- ); |
| if (mode != STRETCH_DELETESCANS) |
| memset( rowDst, (mode == STRETCH_ANDSCANS) ? 0xff : 0x00, |
| widthDst*sizeof(int) ); |
| } |
| } |
| HeapFree( GetProcessHeap(), 0, rowSrc ); |
| } |
| |
| |
| /*********************************************************************** |
| * BITBLT_GetSrcAreaStretch |
| * |
| * Retrieve an area from the source DC, stretching and mapping all the |
| * pixels to Windows colors. |
| */ |
| static int BITBLT_GetSrcAreaStretch( X11DRV_PDEVICE *physDevSrc, X11DRV_PDEVICE *physDevDst, |
| Pixmap pixmap, GC gc, |
| INT xSrc, INT ySrc, |
| INT widthSrc, INT heightSrc, |
| INT xDst, INT yDst, |
| INT widthDst, INT heightDst, |
| RECT *visRectSrc, RECT *visRectDst ) |
| { |
| XImage *imageSrc, *imageDst; |
| DC *dcDst = physDevDst->dc; |
| |
| RECT rectSrc = *visRectSrc; |
| RECT rectDst = *visRectDst; |
| |
| if (widthSrc < 0) xSrc += widthSrc; |
| if (widthDst < 0) xDst += widthDst; |
| if (heightSrc < 0) ySrc += heightSrc; |
| if (heightDst < 0) yDst += heightDst; |
| rectSrc.left -= xSrc; |
| rectSrc.right -= xSrc; |
| rectSrc.top -= ySrc; |
| rectSrc.bottom -= ySrc; |
| rectDst.left -= xDst; |
| rectDst.right -= xDst; |
| rectDst.top -= yDst; |
| rectDst.bottom -= yDst; |
| |
| /* FIXME: avoid BadMatch errors */ |
| imageSrc = XGetImage( gdi_display, physDevSrc->drawable, |
| physDevSrc->org.x + visRectSrc->left, |
| physDevSrc->org.y + visRectSrc->top, |
| visRectSrc->right - visRectSrc->left, |
| visRectSrc->bottom - visRectSrc->top, |
| AllPlanes, ZPixmap ); |
| imageDst = X11DRV_DIB_CreateXImage( rectDst.right - rectDst.left, |
| rectDst.bottom - rectDst.top, dcDst->bitsPerPixel ); |
| BITBLT_StretchImage( imageSrc, imageDst, widthSrc, heightSrc, |
| widthDst, heightDst, &rectSrc, &rectDst, |
| physDevDst->textPixel, dcDst->bitsPerPixel != 1 ? |
| physDevDst->backgroundPixel : |
| physDevSrc->backgroundPixel, |
| dcDst->stretchBltMode ); |
| XPutImage( gdi_display, pixmap, gc, imageDst, 0, 0, 0, 0, |
| rectDst.right - rectDst.left, rectDst.bottom - rectDst.top ); |
| XDestroyImage( imageSrc ); |
| XDestroyImage( imageDst ); |
| return 0; /* no exposure events generated */ |
| } |
| |
| |
| /*********************************************************************** |
| * BITBLT_GetSrcArea |
| * |
| * Retrieve an area from the source DC, mapping all the |
| * pixels to Windows colors. |
| */ |
| static int BITBLT_GetSrcArea( X11DRV_PDEVICE *physDevSrc, X11DRV_PDEVICE *physDevDst, |
| Pixmap pixmap, GC gc, INT xSrc, INT ySrc, RECT *visRectSrc ) |
| { |
| XImage *imageSrc, *imageDst; |
| register INT x, y; |
| int exposures = 0; |
| INT width = visRectSrc->right - visRectSrc->left; |
| INT height = visRectSrc->bottom - visRectSrc->top; |
| DC *dcSrc = physDevSrc->dc; |
| DC *dcDst = physDevDst->dc; |
| |
| if (dcSrc->bitsPerPixel == dcDst->bitsPerPixel) |
| { |
| if (!X11DRV_PALETTE_XPixelToPalette || |
| (dcDst->bitsPerPixel == 1)) /* monochrome -> monochrome */ |
| { |
| if (dcDst->bitsPerPixel == 1) |
| { |
| /* MSDN says if StretchBlt must convert a bitmap from monochrome |
| to color or vice versa, the forground and background color of |
| the device context are used. In fact, it also applies to the |
| case when it is converted from mono to mono. */ |
| XSetBackground( gdi_display, gc, physDevDst->textPixel ); |
| XSetForeground( gdi_display, gc, physDevDst->backgroundPixel ); |
| XCopyPlane( gdi_display, physDevSrc->drawable, pixmap, gc, |
| physDevSrc->org.x + visRectSrc->left, |
| physDevSrc->org.y + visRectSrc->top, |
| width, height, 0, 0, 1); |
| } |
| else |
| XCopyArea( gdi_display, physDevSrc->drawable, pixmap, gc, |
| physDevSrc->org.x + visRectSrc->left, |
| physDevSrc->org.y + visRectSrc->top, |
| width, height, 0, 0); |
| exposures++; |
| } |
| else /* color -> color */ |
| { |
| if (dcSrc->flags & DC_MEMORY) |
| imageSrc = XGetImage( gdi_display, physDevSrc->drawable, |
| physDevSrc->org.x + visRectSrc->left, |
| physDevSrc->org.y + visRectSrc->top, |
| width, height, AllPlanes, ZPixmap ); |
| else |
| { |
| /* Make sure we don't get a BadMatch error */ |
| XCopyArea( gdi_display, physDevSrc->drawable, pixmap, gc, |
| physDevSrc->org.x + visRectSrc->left, |
| physDevSrc->org.y + visRectSrc->top, |
| width, height, 0, 0); |
| exposures++; |
| imageSrc = XGetImage( gdi_display, pixmap, 0, 0, width, height, |
| AllPlanes, ZPixmap ); |
| } |
| for (y = 0; y < height; y++) |
| for (x = 0; x < width; x++) |
| XPutPixel(imageSrc, x, y, |
| X11DRV_PALETTE_XPixelToPalette[XGetPixel(imageSrc, x, y)]); |
| XPutImage( gdi_display, pixmap, gc, imageSrc, |
| 0, 0, 0, 0, width, height ); |
| XDestroyImage( imageSrc ); |
| } |
| } |
| else |
| { |
| if (dcSrc->bitsPerPixel == 1) /* monochrome -> color */ |
| { |
| if (X11DRV_PALETTE_XPixelToPalette) |
| { |
| XSetBackground( gdi_display, gc, |
| X11DRV_PALETTE_XPixelToPalette[physDevDst->textPixel] ); |
| XSetForeground( gdi_display, gc, |
| X11DRV_PALETTE_XPixelToPalette[physDevDst->backgroundPixel]); |
| } |
| else |
| { |
| XSetBackground( gdi_display, gc, physDevDst->textPixel ); |
| XSetForeground( gdi_display, gc, physDevDst->backgroundPixel ); |
| } |
| XCopyPlane( gdi_display, physDevSrc->drawable, pixmap, gc, |
| physDevSrc->org.x + visRectSrc->left, |
| physDevSrc->org.y + visRectSrc->top, |
| width, height, 0, 0, 1 ); |
| exposures++; |
| } |
| else /* color -> monochrome */ |
| { |
| /* FIXME: avoid BadMatch error */ |
| imageSrc = XGetImage( gdi_display, physDevSrc->drawable, |
| physDevSrc->org.x + visRectSrc->left, |
| physDevSrc->org.y + visRectSrc->top, |
| width, height, AllPlanes, ZPixmap ); |
| imageDst = X11DRV_DIB_CreateXImage( width, height, dcDst->bitsPerPixel ); |
| for (y = 0; y < height; y++) |
| for (x = 0; x < width; x++) |
| XPutPixel(imageDst, x, y, (XGetPixel(imageSrc,x,y) == |
| physDevSrc->backgroundPixel) ); |
| XPutImage( gdi_display, pixmap, gc, imageDst, |
| 0, 0, 0, 0, width, height ); |
| XDestroyImage( imageSrc ); |
| XDestroyImage( imageDst ); |
| } |
| } |
| return exposures; |
| } |
| |
| |
| /*********************************************************************** |
| * BITBLT_GetDstArea |
| * |
| * Retrieve an area from the destination DC, mapping all the |
| * pixels to Windows colors. |
| */ |
| static int BITBLT_GetDstArea(X11DRV_PDEVICE *physDev, Pixmap pixmap, GC gc, RECT *visRectDst) |
| { |
| int exposures = 0; |
| INT width = visRectDst->right - visRectDst->left; |
| INT height = visRectDst->bottom - visRectDst->top; |
| |
| if (!X11DRV_PALETTE_XPixelToPalette || (physDev->dc->bitsPerPixel == 1) || |
| (X11DRV_PALETTE_PaletteFlags & X11DRV_PALETTE_VIRTUAL) ) |
| { |
| XCopyArea( gdi_display, physDev->drawable, pixmap, gc, |
| physDev->org.x + visRectDst->left, physDev->org.y + visRectDst->top, |
| width, height, 0, 0 ); |
| exposures++; |
| } |
| else |
| { |
| register INT x, y; |
| XImage *image; |
| |
| if (physDev->dc->flags & DC_MEMORY) |
| image = XGetImage( gdi_display, physDev->drawable, |
| physDev->org.x + visRectDst->left, |
| physDev->org.y + visRectDst->top, |
| width, height, AllPlanes, ZPixmap ); |
| else |
| { |
| /* Make sure we don't get a BadMatch error */ |
| XCopyArea( gdi_display, physDev->drawable, pixmap, gc, |
| physDev->org.x + visRectDst->left, |
| physDev->org.y + visRectDst->top, |
| width, height, 0, 0); |
| exposures++; |
| image = XGetImage( gdi_display, pixmap, 0, 0, width, height, |
| AllPlanes, ZPixmap ); |
| } |
| for (y = 0; y < height; y++) |
| for (x = 0; x < width; x++) |
| XPutPixel( image, x, y, |
| X11DRV_PALETTE_XPixelToPalette[XGetPixel( image, x, y )]); |
| XPutImage( gdi_display, pixmap, gc, image, 0, 0, 0, 0, width, height ); |
| XDestroyImage( image ); |
| } |
| return exposures; |
| } |
| |
| |
| /*********************************************************************** |
| * BITBLT_PutDstArea |
| * |
| * Put an area back into the destination DC, mapping the pixel |
| * colors to X pixels. |
| */ |
| static int BITBLT_PutDstArea(X11DRV_PDEVICE *physDev, Pixmap pixmap, RECT *visRectDst) |
| { |
| int exposures = 0; |
| INT width = visRectDst->right - visRectDst->left; |
| INT height = visRectDst->bottom - visRectDst->top; |
| |
| /* !X11DRV_PALETTE_PaletteToXPixel is _NOT_ enough */ |
| |
| if (!X11DRV_PALETTE_PaletteToXPixel || (physDev->dc->bitsPerPixel == 1) || |
| (X11DRV_PALETTE_PaletteFlags & X11DRV_PALETTE_VIRTUAL) ) |
| { |
| XCopyArea( gdi_display, pixmap, physDev->drawable, physDev->gc, 0, 0, width, height, |
| physDev->org.x + visRectDst->left, |
| physDev->org.y + visRectDst->top ); |
| exposures++; |
| } |
| else |
| { |
| register INT x, y; |
| XImage *image = XGetImage( gdi_display, pixmap, 0, 0, width, height, |
| AllPlanes, ZPixmap ); |
| for (y = 0; y < height; y++) |
| for (x = 0; x < width; x++) |
| { |
| XPutPixel( image, x, y, |
| X11DRV_PALETTE_PaletteToXPixel[XGetPixel( image, x, y )]); |
| } |
| XPutImage( gdi_display, physDev->drawable, physDev->gc, image, 0, 0, |
| physDev->org.x + visRectDst->left, |
| physDev->org.y + visRectDst->top, width, height ); |
| XDestroyImage( image ); |
| } |
| return exposures; |
| } |
| |
| |
| /*********************************************************************** |
| * BITBLT_GetVisRectangles |
| * |
| * Get the source and destination visible rectangles for StretchBlt(). |
| * Return FALSE if one of the rectangles is empty. |
| */ |
| static BOOL BITBLT_GetVisRectangles( DC *dcDst, INT xDst, INT yDst, |
| INT widthDst, INT heightDst, |
| DC *dcSrc, INT xSrc, INT ySrc, |
| INT widthSrc, INT heightSrc, |
| RECT *visRectSrc, RECT *visRectDst ) |
| { |
| RECT rect, clipRect; |
| |
| /* Get the destination visible rectangle */ |
| |
| rect.left = xDst; |
| rect.top = yDst; |
| rect.right = xDst + widthDst; |
| rect.bottom = yDst + heightDst; |
| if (widthDst < 0) SWAP_INT32( &rect.left, &rect.right ); |
| if (heightDst < 0) SWAP_INT32( &rect.top, &rect.bottom ); |
| GetRgnBox( dcDst->hGCClipRgn, &clipRect ); |
| if (!IntersectRect( visRectDst, &rect, &clipRect )) return FALSE; |
| |
| /* Get the source visible rectangle */ |
| |
| if (!dcSrc) return TRUE; |
| rect.left = xSrc; |
| rect.top = ySrc; |
| rect.right = xSrc + widthSrc; |
| rect.bottom = ySrc + heightSrc; |
| if (widthSrc < 0) SWAP_INT32( &rect.left, &rect.right ); |
| if (heightSrc < 0) SWAP_INT32( &rect.top, &rect.bottom ); |
| /* Apparently the clipping and visible regions are only for output, |
| so just check against totalExtent here to avoid BadMatch errors */ |
| if (!IntersectRect( visRectSrc, &rect, &dcSrc->totalExtent )) |
| return FALSE; |
| |
| /* Intersect the rectangles */ |
| |
| if ((widthSrc == widthDst) && (heightSrc == heightDst)) /* no stretching */ |
| { |
| visRectSrc->left += xDst - xSrc; |
| visRectSrc->right += xDst - xSrc; |
| visRectSrc->top += yDst - ySrc; |
| visRectSrc->bottom += yDst - ySrc; |
| if (!IntersectRect( &rect, visRectSrc, visRectDst )) return FALSE; |
| *visRectSrc = *visRectDst = rect; |
| visRectSrc->left += xSrc - xDst; |
| visRectSrc->right += xSrc - xDst; |
| visRectSrc->top += ySrc - yDst; |
| visRectSrc->bottom += ySrc - yDst; |
| } |
| else /* stretching */ |
| { |
| /* Map source rectangle into destination coordinates */ |
| rect.left = xDst + (visRectSrc->left - xSrc)*widthDst/widthSrc; |
| rect.top = yDst + (visRectSrc->top - ySrc)*heightDst/heightSrc; |
| rect.right = xDst + ((visRectSrc->right - xSrc)*widthDst)/widthSrc; |
| rect.bottom = yDst + ((visRectSrc->bottom - ySrc)*heightDst)/heightSrc; |
| if (rect.left > rect.right) SWAP_INT32( &rect.left, &rect.right ); |
| if (rect.top > rect.bottom) SWAP_INT32( &rect.top, &rect.bottom ); |
| |
| /* Avoid rounding errors */ |
| rect.left--; |
| rect.top--; |
| rect.right++; |
| rect.bottom++; |
| if (!IntersectRect( visRectDst, &rect, visRectDst )) return FALSE; |
| |
| /* Map destination rectangle back to source coordinates */ |
| rect = *visRectDst; |
| rect.left = xSrc + (visRectDst->left - xDst)*widthSrc/widthDst; |
| rect.top = ySrc + (visRectDst->top - yDst)*heightSrc/heightDst; |
| rect.right = xSrc + ((visRectDst->right - xDst)*widthSrc)/widthDst; |
| rect.bottom = ySrc + ((visRectDst->bottom - yDst)*heightSrc)/heightDst; |
| if (rect.left > rect.right) SWAP_INT32( &rect.left, &rect.right ); |
| if (rect.top > rect.bottom) SWAP_INT32( &rect.top, &rect.bottom ); |
| |
| /* Avoid rounding errors */ |
| rect.left--; |
| rect.top--; |
| rect.right++; |
| rect.bottom++; |
| if (!IntersectRect( visRectSrc, &rect, visRectSrc )) return FALSE; |
| } |
| return TRUE; |
| } |
| |
| |
| /*********************************************************************** |
| * BITBLT_InternalStretchBlt |
| * |
| * Implementation of PatBlt(), BitBlt() and StretchBlt(). |
| */ |
| static BOOL BITBLT_InternalStretchBlt( X11DRV_PDEVICE *physDevDst, INT xDst, INT yDst, |
| INT widthDst, INT heightDst, |
| X11DRV_PDEVICE *physDevSrc, INT xSrc, INT ySrc, |
| INT widthSrc, INT heightSrc, |
| DWORD rop ) |
| { |
| BOOL usePat, useSrc, useDst, destUsed, fStretch, fNullBrush; |
| RECT visRectDst, visRectSrc; |
| INT width, height; |
| const BYTE *opcode; |
| Pixmap pixmaps[3] = { 0, 0, 0 }; /* pixmaps for DST, SRC, TMP */ |
| GC tmpGC = 0; |
| POINT pts[2]; |
| DC *dcSrc = physDevSrc ? physDevSrc->dc : NULL; |
| DC *dcDst = physDevDst->dc; |
| |
| /* compensate for off-by-one shifting for negative widths and heights */ |
| if (widthDst < 0) |
| ++xDst; |
| if (heightDst < 0) |
| ++yDst; |
| if (widthSrc < 0) |
| ++xSrc; |
| if (heightSrc < 0) |
| ++ySrc; |
| |
| usePat = (((rop >> 4) & 0x0f0000) != (rop & 0x0f0000)); |
| useSrc = (((rop >> 2) & 0x330000) != (rop & 0x330000)); |
| useDst = (((rop >> 1) & 0x550000) != (rop & 0x550000)); |
| if (!dcSrc && useSrc) return FALSE; |
| |
| /* Map the coordinates to device coords */ |
| |
| pts[0].x = xDst; |
| pts[0].y = yDst; |
| pts[1].x = xDst + widthDst; |
| pts[1].y = yDst + heightDst; |
| LPtoDP(physDevDst->hdc, pts, 2); |
| xDst = pts[0].x; |
| yDst = pts[0].y; |
| widthDst = pts[1].x - pts[0].x; |
| heightDst = pts[1].y - pts[0].y; |
| |
| TRACE(" vportdst=%d,%d-%d,%d wnddst=%d,%d-%d,%d\n", |
| dcDst->vportOrgX, dcDst->vportOrgY, |
| dcDst->vportExtX, dcDst->vportExtY, |
| dcDst->wndOrgX, dcDst->wndOrgY, |
| dcDst->wndExtX, dcDst->wndExtY ); |
| TRACE(" rectdst=%d,%d-%d,%d orgdst=%ld,%ld\n", |
| xDst, yDst, widthDst, heightDst, |
| physDevDst->org.x, physDevDst->org.y ); |
| |
| if (useSrc) |
| { |
| pts[0].x = xSrc; |
| pts[0].y = ySrc; |
| pts[1].x = xSrc + widthSrc; |
| pts[1].y = ySrc + heightSrc; |
| LPtoDP(physDevSrc->hdc, pts, 2); |
| xSrc = pts[0].x; |
| ySrc = pts[0].y; |
| widthSrc = pts[1].x - pts[0].x; |
| heightSrc = pts[1].y - pts[0].y; |
| |
| fStretch = (widthSrc != widthDst) || (heightSrc != heightDst); |
| TRACE(" vportsrc=%d,%d-%d,%d wndsrc=%d,%d-%d,%d\n", |
| dcSrc->vportOrgX, dcSrc->vportOrgY, |
| dcSrc->vportExtX, dcSrc->vportExtY, |
| dcSrc->wndOrgX, dcSrc->wndOrgY, |
| dcSrc->wndExtX, dcSrc->wndExtY ); |
| TRACE(" rectsrc=%d,%d-%d,%d orgsrc=%ld,%ld\n", |
| xSrc, ySrc, widthSrc, heightSrc, |
| physDevSrc->org.x, physDevSrc->org.y ); |
| if (!BITBLT_GetVisRectangles( dcDst, xDst, yDst, widthDst, heightDst, |
| dcSrc, xSrc, ySrc, widthSrc, heightSrc, |
| &visRectSrc, &visRectDst )) |
| return TRUE; |
| TRACE(" vissrc=%ld,%ld-%ld,%ld visdst=%ld,%ld-%ld,%ld\n", |
| visRectSrc.left, visRectSrc.top, |
| visRectSrc.right, visRectSrc.bottom, |
| visRectDst.left, visRectDst.top, |
| visRectDst.right, visRectDst.bottom ); |
| } |
| else |
| { |
| fStretch = FALSE; |
| if (!BITBLT_GetVisRectangles( dcDst, xDst, yDst, widthDst, heightDst, |
| NULL, 0, 0, 0, 0, NULL, &visRectDst )) |
| return TRUE; |
| TRACE(" vissrc=none visdst=%ld,%ld-%ld,%ld\n", |
| visRectDst.left, visRectDst.top, |
| visRectDst.right, visRectDst.bottom ); |
| } |
| |
| width = visRectDst.right - visRectDst.left; |
| height = visRectDst.bottom - visRectDst.top; |
| |
| if (!fStretch) switch(rop) /* A few optimisations */ |
| { |
| case BLACKNESS: /* 0x00 */ |
| wine_tsx11_lock(); |
| if ((dcDst->bitsPerPixel == 1) || !X11DRV_PALETTE_PaletteToXPixel) |
| XSetFunction( gdi_display, physDevDst->gc, GXclear ); |
| else |
| { |
| XSetFunction( gdi_display, physDevDst->gc, GXcopy ); |
| XSetForeground( gdi_display, physDevDst->gc, X11DRV_PALETTE_PaletteToXPixel[0] ); |
| XSetFillStyle( gdi_display, physDevDst->gc, FillSolid ); |
| } |
| XFillRectangle( gdi_display, physDevDst->drawable, physDevDst->gc, |
| physDevDst->org.x + visRectDst.left, |
| physDevDst->org.y + visRectDst.top, |
| width, height ); |
| wine_tsx11_unlock(); |
| return TRUE; |
| |
| case DSTINVERT: /* 0x55 */ |
| if ((dcDst->bitsPerPixel == 1) || !X11DRV_PALETTE_PaletteToXPixel || |
| !perfect_graphics()) |
| { |
| wine_tsx11_lock(); |
| XSetFunction( gdi_display, physDevDst->gc, GXinvert ); |
| |
| if( X11DRV_PALETTE_PaletteFlags & (X11DRV_PALETTE_PRIVATE | X11DRV_PALETTE_VIRTUAL) ) |
| XSetFunction( gdi_display, physDevDst->gc, GXinvert); |
| else |
| { |
| /* Xor is much better when we do not have full colormap. */ |
| /* Using white^black ensures that we invert at least black */ |
| /* and white. */ |
| Pixel xor_pix = (WhitePixel( gdi_display, DefaultScreen(gdi_display) ) ^ |
| BlackPixel( gdi_display, DefaultScreen(gdi_display) )); |
| XSetFunction( gdi_display, physDevDst->gc, GXxor ); |
| XSetForeground( gdi_display, physDevDst->gc, xor_pix); |
| XSetFillStyle( gdi_display, physDevDst->gc, FillSolid ); |
| } |
| XFillRectangle( gdi_display, physDevDst->drawable, physDevDst->gc, |
| physDevDst->org.x + visRectDst.left, |
| physDevDst->org.y + visRectDst.top, |
| width, height ); |
| wine_tsx11_unlock(); |
| return TRUE; |
| } |
| break; |
| |
| case PATINVERT: /* 0x5a */ |
| if (perfect_graphics()) break; |
| if (X11DRV_SetupGCForBrush( physDevDst )) |
| { |
| wine_tsx11_lock(); |
| XSetFunction( gdi_display, physDevDst->gc, GXxor ); |
| XFillRectangle( gdi_display, physDevDst->drawable, physDevDst->gc, |
| physDevDst->org.x + visRectDst.left, |
| physDevDst->org.y + visRectDst.top, |
| width, height ); |
| wine_tsx11_unlock(); |
| } |
| return TRUE; |
| |
| case 0xa50065: |
| if (perfect_graphics()) break; |
| if (X11DRV_SetupGCForBrush( physDevDst )) |
| { |
| wine_tsx11_lock(); |
| XSetFunction( gdi_display, physDevDst->gc, GXequiv ); |
| XFillRectangle( gdi_display, physDevDst->drawable, physDevDst->gc, |
| physDevDst->org.x + visRectDst.left, |
| physDevDst->org.y + visRectDst.top, |
| width, height ); |
| wine_tsx11_unlock(); |
| } |
| return TRUE; |
| |
| case SRCCOPY: /* 0xcc */ |
| if (dcSrc->bitsPerPixel == dcDst->bitsPerPixel) |
| { |
| wine_tsx11_lock(); |
| XSetFunction( gdi_display, physDevDst->gc, GXcopy ); |
| XCopyArea( gdi_display, physDevSrc->drawable, |
| physDevDst->drawable, physDevDst->gc, |
| physDevSrc->org.x + visRectSrc.left, |
| physDevSrc->org.y + visRectSrc.top, |
| width, height, |
| physDevDst->org.x + visRectDst.left, |
| physDevDst->org.y + visRectDst.top ); |
| physDevDst->exposures++; |
| wine_tsx11_unlock(); |
| return TRUE; |
| } |
| if (dcSrc->bitsPerPixel == 1) |
| { |
| wine_tsx11_lock(); |
| XSetBackground( gdi_display, physDevDst->gc, physDevDst->textPixel ); |
| XSetForeground( gdi_display, physDevDst->gc, physDevDst->backgroundPixel ); |
| XSetFunction( gdi_display, physDevDst->gc, GXcopy ); |
| XCopyPlane( gdi_display, physDevSrc->drawable, |
| physDevDst->drawable, physDevDst->gc, |
| physDevSrc->org.x + visRectSrc.left, |
| physDevSrc->org.y + visRectSrc.top, |
| width, height, |
| physDevDst->org.x + visRectDst.left, |
| physDevDst->org.y + visRectDst.top, 1 ); |
| physDevDst->exposures++; |
| wine_tsx11_unlock(); |
| return TRUE; |
| } |
| break; |
| |
| case PATCOPY: /* 0xf0 */ |
| if (!X11DRV_SetupGCForBrush( physDevDst )) return TRUE; |
| wine_tsx11_lock(); |
| XSetFunction( gdi_display, physDevDst->gc, GXcopy ); |
| XFillRectangle( gdi_display, physDevDst->drawable, physDevDst->gc, |
| physDevDst->org.x + visRectDst.left, |
| physDevDst->org.y + visRectDst.top, |
| width, height ); |
| wine_tsx11_unlock(); |
| return TRUE; |
| |
| case WHITENESS: /* 0xff */ |
| wine_tsx11_lock(); |
| if ((dcDst->bitsPerPixel == 1) || !X11DRV_PALETTE_PaletteToXPixel) |
| XSetFunction( gdi_display, physDevDst->gc, GXset ); |
| else |
| { |
| XSetFunction( gdi_display, physDevDst->gc, GXcopy ); |
| XSetForeground( gdi_display, physDevDst->gc, |
| WhitePixel( gdi_display, DefaultScreen(gdi_display) )); |
| XSetFillStyle( gdi_display, physDevDst->gc, FillSolid ); |
| } |
| XFillRectangle( gdi_display, physDevDst->drawable, physDevDst->gc, |
| physDevDst->org.x + visRectDst.left, |
| physDevDst->org.y + visRectDst.top, |
| width, height ); |
| wine_tsx11_unlock(); |
| return TRUE; |
| } |
| |
| wine_tsx11_lock(); |
| |
| tmpGC = XCreateGC( gdi_display, physDevDst->drawable, 0, NULL ); |
| XSetSubwindowMode( gdi_display, tmpGC, IncludeInferiors ); |
| XSetGraphicsExposures( gdi_display, tmpGC, False ); |
| pixmaps[DST] = XCreatePixmap( gdi_display, root_window, width, height, |
| dcDst->bitsPerPixel ); |
| if (useSrc) |
| { |
| pixmaps[SRC] = XCreatePixmap( gdi_display, root_window, width, height, |
| dcDst->bitsPerPixel ); |
| if (fStretch) |
| BITBLT_GetSrcAreaStretch( physDevSrc, physDevDst, pixmaps[SRC], tmpGC, |
| xSrc, ySrc, widthSrc, heightSrc, |
| xDst, yDst, widthDst, heightDst, |
| &visRectSrc, &visRectDst ); |
| else |
| BITBLT_GetSrcArea( physDevSrc, physDevDst, pixmaps[SRC], tmpGC, |
| xSrc, ySrc, &visRectSrc ); |
| } |
| |
| if (useDst) BITBLT_GetDstArea( physDevDst, pixmaps[DST], tmpGC, &visRectDst ); |
| if (usePat) fNullBrush = !X11DRV_SetupGCForPatBlt( physDevDst, tmpGC, TRUE ); |
| else fNullBrush = FALSE; |
| destUsed = FALSE; |
| |
| for (opcode = BITBLT_Opcodes[(rop >> 16) & 0xff]; *opcode; opcode++) |
| { |
| if (OP_DST(*opcode) == DST) destUsed = TRUE; |
| XSetFunction( gdi_display, tmpGC, OP_ROP(*opcode) ); |
| switch(OP_SRCDST(*opcode)) |
| { |
| case OP_ARGS(DST,TMP): |
| case OP_ARGS(SRC,TMP): |
| if (!pixmaps[TMP]) |
| pixmaps[TMP] = XCreatePixmap( gdi_display, root_window, |
| width, height, |
| dcDst->bitsPerPixel ); |
| /* fall through */ |
| case OP_ARGS(DST,SRC): |
| case OP_ARGS(SRC,DST): |
| case OP_ARGS(TMP,SRC): |
| case OP_ARGS(TMP,DST): |
| XCopyArea( gdi_display, pixmaps[OP_SRC(*opcode)], |
| pixmaps[OP_DST(*opcode)], tmpGC, |
| 0, 0, width, height, 0, 0 ); |
| break; |
| |
| case OP_ARGS(PAT,TMP): |
| if (!pixmaps[TMP] && !fNullBrush) |
| pixmaps[TMP] = XCreatePixmap( gdi_display, root_window, |
| width, height, |
| dcDst->bitsPerPixel ); |
| /* fall through */ |
| case OP_ARGS(PAT,DST): |
| case OP_ARGS(PAT,SRC): |
| if (!fNullBrush) |
| XFillRectangle( gdi_display, pixmaps[OP_DST(*opcode)], |
| tmpGC, 0, 0, width, height ); |
| break; |
| } |
| } |
| XSetFunction( gdi_display, physDevDst->gc, GXcopy ); |
| physDevDst->exposures += BITBLT_PutDstArea( physDevDst, pixmaps[destUsed ? DST : SRC], |
| &visRectDst ); |
| XFreePixmap( gdi_display, pixmaps[DST] ); |
| if (pixmaps[SRC]) XFreePixmap( gdi_display, pixmaps[SRC] ); |
| if (pixmaps[TMP]) XFreePixmap( gdi_display, pixmaps[TMP] ); |
| XFreeGC( gdi_display, tmpGC ); |
| wine_tsx11_unlock(); |
| return TRUE; |
| } |
| |
| |
| /*********************************************************************** |
| * X11DRV_PatBlt |
| */ |
| BOOL X11DRV_PatBlt( X11DRV_PDEVICE *physDev, INT left, INT top, INT width, INT height, DWORD rop ) |
| { |
| BOOL result; |
| |
| X11DRV_LockDIBSection( physDev, DIB_Status_GdiMod, FALSE ); |
| result = BITBLT_InternalStretchBlt( physDev, left, top, width, height, NULL, 0, 0, 0, 0, rop ); |
| X11DRV_UnlockDIBSection( physDev, TRUE ); |
| return result; |
| } |
| |
| |
| /*********************************************************************** |
| * X11DRV_BitBlt |
| */ |
| BOOL X11DRV_BitBlt( X11DRV_PDEVICE *physDevDst, INT xDst, INT yDst, |
| INT width, INT height, X11DRV_PDEVICE *physDevSrc, |
| INT xSrc, INT ySrc, DWORD rop ) |
| { |
| BOOL result = FALSE; |
| INT sSrc, sDst; |
| RECT visRectDst, visRectSrc; |
| DC *dcSrc = physDevSrc ? physDevSrc->dc : NULL; |
| DC *dcDst = physDevDst->dc; |
| |
| if (((rop >> 16) & 0x55) == ((rop >> 17) & 0x55)) { |
| /* FIXME: seems the ROP doesn't include destination; |
| * now if the destination area include the entire dcDst, |
| * we can pass TRUE instead of FALSE to CoerceDIBSection(dcDst...), |
| * which may avoid a copy in some situations */ |
| } |
| sDst = X11DRV_LockDIBSection( physDevDst, DIB_Status_None, FALSE ); |
| sSrc = X11DRV_LockDIBSection( physDevSrc, DIB_Status_None, FALSE ); |
| |
| if ((sSrc == DIB_Status_AppMod) && (rop == SRCCOPY) && |
| (dcSrc->bitsPerPixel == dcDst->bitsPerPixel)) |
| { |
| POINT pts[2]; |
| /* do everything ourselves; map coordinates */ |
| |
| pts[0].x = xSrc; |
| pts[0].y = ySrc; |
| pts[1].x = xSrc + width; |
| pts[1].y = ySrc + height; |
| |
| LPtoDP(physDevSrc->hdc, pts, 2); |
| width = pts[1].x - pts[0].x; |
| height = pts[1].y - pts[0].y; |
| xSrc = pts[0].x; |
| ySrc = pts[0].y; |
| |
| pts[0].x = xDst; |
| pts[0].y = yDst; |
| LPtoDP(physDevDst->hdc, pts, 1); |
| |
| xDst = pts[0].x; |
| yDst = pts[0].y; |
| |
| /* Perform basic clipping */ |
| if (!BITBLT_GetVisRectangles( dcDst, xDst, yDst, width, height, |
| dcSrc, xSrc, ySrc, width, height, |
| &visRectSrc, &visRectDst )) |
| goto END; |
| |
| xSrc = visRectSrc.left; |
| ySrc = visRectSrc.top; |
| xDst = visRectDst.left; |
| yDst = visRectDst.top; |
| width = visRectDst.right - visRectDst.left; |
| height = visRectDst.bottom - visRectDst.top; |
| |
| if (sDst == DIB_Status_AppMod) { |
| FIXME("potential optimization - client-side DIB copy\n"); |
| } |
| X11DRV_CoerceDIBSection( physDevDst, DIB_Status_GdiMod, FALSE ); |
| |
| X11DRV_DIB_CopyDIBSection( physDevSrc, physDevDst, xSrc, ySrc, xDst, yDst, width, height ); |
| result = TRUE; |
| goto END; |
| } |
| |
| X11DRV_CoerceDIBSection( physDevDst, DIB_Status_GdiMod, FALSE ); |
| if (physDevDst != physDevSrc) |
| X11DRV_CoerceDIBSection( physDevSrc, DIB_Status_GdiMod, FALSE ); |
| |
| result = BITBLT_InternalStretchBlt( physDevDst, xDst, yDst, width, height, |
| physDevSrc, xSrc, ySrc, width, height, rop ); |
| |
| END: |
| if (physDevDst != physDevSrc) |
| X11DRV_UnlockDIBSection( physDevSrc, FALSE ); |
| X11DRV_UnlockDIBSection( physDevDst, TRUE ); |
| |
| return result; |
| } |
| |
| |
| /*********************************************************************** |
| * X11DRV_StretchBlt |
| */ |
| BOOL X11DRV_StretchBlt( X11DRV_PDEVICE *physDevDst, INT xDst, INT yDst, |
| INT widthDst, INT heightDst, |
| X11DRV_PDEVICE *physDevSrc, INT xSrc, INT ySrc, |
| INT widthSrc, INT heightSrc, DWORD rop ) |
| { |
| BOOL result; |
| |
| X11DRV_LockDIBSection( physDevDst, DIB_Status_GdiMod, FALSE ); |
| if (physDevDst != physDevSrc) |
| X11DRV_LockDIBSection( physDevSrc, DIB_Status_GdiMod, FALSE ); |
| |
| result = BITBLT_InternalStretchBlt( physDevDst, xDst, yDst, widthDst, heightDst, |
| physDevSrc, xSrc, ySrc, widthSrc, heightSrc, rop ); |
| |
| if (physDevDst != physDevSrc) |
| X11DRV_UnlockDIBSection( physDevSrc, FALSE ); |
| X11DRV_UnlockDIBSection( physDevDst, TRUE ); |
| return result; |
| } |
