1507 lines
67 KiB
C
1507 lines
67 KiB
C
/*
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* GDI bit-blit operations
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*
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* Copyright 1993, 1994 Alexandre Julliard
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*/
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#include "config.h"
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#ifndef X_DISPLAY_MISSING
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#include <X11/Intrinsic.h>
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#include "ts_xlib.h"
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#include <assert.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include "bitmap.h"
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#include "callback.h"
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#include "color.h"
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#include "dc.h"
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#include "metafile.h"
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#include "options.h"
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#include "x11drv.h"
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#include "debugtools.h"
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#include "xmalloc.h" /* for XCREATEIMAGE macro */
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DEFAULT_DEBUG_CHANNEL(bitblt)
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#define DST 0 /* Destination drawable */
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#define SRC 1 /* Source drawable */
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#define TMP 2 /* Temporary drawable */
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#define PAT 3 /* Pattern (brush) in destination DC */
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#define OP(src,dst,rop) (OP_ARGS(src,dst) << 4 | (rop))
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#define OP_ARGS(src,dst) (((src) << 2) | (dst))
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#define OP_SRC(opcode) ((opcode) >> 6)
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#define OP_DST(opcode) (((opcode) >> 4) & 3)
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#define OP_SRCDST(opcode) ((opcode) >> 4)
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#define OP_ROP(opcode) ((opcode) & 0x0f)
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#define MAX_OP_LEN 6 /* Longest opcode + 1 for the terminating 0 */
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#define SWAP_INT32(i1,i2) \
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do { INT __t = *(i1); *(i1) = *(i2); *(i2) = __t; } while(0)
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static const unsigned char BITBLT_Opcodes[256][MAX_OP_LEN] =
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{
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{ OP(PAT,DST,GXclear) }, /* 0x00 0 */
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{ OP(PAT,SRC,GXor), OP(SRC,DST,GXnor) }, /* 0x01 ~(D|(P|S)) */
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{ OP(PAT,SRC,GXnor), OP(SRC,DST,GXand) }, /* 0x02 D&~(P|S) */
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{ OP(PAT,SRC,GXnor) }, /* 0x03 ~(P|S) */
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{ OP(PAT,DST,GXnor), OP(SRC,DST,GXand) }, /* 0x04 S&~(D|P) */
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{ OP(PAT,DST,GXnor) }, /* 0x05 ~(D|P) */
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{ OP(SRC,DST,GXequiv), OP(PAT,DST,GXnor), }, /* 0x06 ~(P|~(D^S)) */
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{ OP(SRC,DST,GXand), OP(PAT,DST,GXnor) }, /* 0x07 ~(P|(D&S)) */
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{ OP(PAT,DST,GXandInverted), OP(SRC,DST,GXand) },/* 0x08 S&D&~P */
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{ OP(SRC,DST,GXxor), OP(PAT,DST,GXnor) }, /* 0x09 ~(P|(D^S)) */
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{ OP(PAT,DST,GXandInverted) }, /* 0x0a D&~P */
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{ OP(SRC,DST,GXandReverse), OP(PAT,DST,GXnor) }, /* 0x0b ~(P|(S&~D)) */
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{ OP(PAT,SRC,GXandInverted) }, /* 0x0c S&~P */
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{ OP(SRC,DST,GXandInverted), OP(PAT,DST,GXnor) },/* 0x0d ~(P|(D&~S)) */
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{ OP(SRC,DST,GXnor), OP(PAT,DST,GXnor) }, /* 0x0e ~(P|~(D|S)) */
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{ OP(PAT,DST,GXcopyInverted) }, /* 0x0f ~P */
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{ OP(SRC,DST,GXnor), OP(PAT,DST,GXand) }, /* 0x10 P&~(S|D) */
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{ OP(SRC,DST,GXnor) }, /* 0x11 ~(D|S) */
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{ OP(PAT,DST,GXequiv), OP(SRC,DST,GXnor) }, /* 0x12 ~(S|~(D^P)) */
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{ OP(PAT,DST,GXand), OP(SRC,DST,GXnor) }, /* 0x13 ~(S|(D&P)) */
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{ OP(PAT,SRC,GXequiv), OP(SRC,DST,GXnor) }, /* 0x14 ~(D|~(P^S)) */
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{ OP(PAT,SRC,GXand), OP(SRC,DST,GXnor) }, /* 0x15 ~(D|(P&S)) */
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{ OP(SRC,TMP,GXcopy), OP(PAT,TMP,GXnand),
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OP(TMP,DST,GXand), OP(SRC,DST,GXxor),
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OP(PAT,DST,GXxor) }, /* 0x16 P^S^(D&~(P&S) */
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{ OP(SRC,TMP,GXcopy), OP(SRC,DST,GXxor),
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OP(PAT,SRC,GXxor), OP(SRC,DST,GXand),
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OP(TMP,DST,GXequiv) }, /* 0x17 ~S^((S^P)&(S^D))*/
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{ OP(PAT,SRC,GXxor), OP(PAT,DST,GXxor),
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OP(SRC,DST,GXand) }, /* 0x18 (S^P)&(D^P) */
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{ OP(SRC,TMP,GXcopy), OP(PAT,TMP,GXnand),
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OP(TMP,DST,GXand), OP(SRC,DST,GXequiv) }, /* 0x19 ~S^(D&~(P&S)) */
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{ OP(PAT,SRC,GXand), OP(SRC,DST,GXor),
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OP(PAT,DST,GXxor) }, /* 0x1a P^(D|(S&P)) */
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{ OP(SRC,TMP,GXcopy), OP(PAT,TMP,GXxor),
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OP(TMP,DST,GXand), OP(SRC,DST,GXequiv) }, /* 0x1b ~S^(D&(P^S)) */
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{ OP(PAT,DST,GXand), OP(SRC,DST,GXor),
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OP(PAT,DST,GXxor) }, /* 0x1c P^(S|(D&P)) */
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{ OP(DST,TMP,GXcopy), OP(PAT,DST,GXxor),
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OP(SRC,DST,GXand), OP(TMP,DST,GXequiv) }, /* 0x1d ~D^(S&(D^P)) */
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{ OP(SRC,DST,GXor), OP(PAT,DST,GXxor) }, /* 0x1e P^(D|S) */
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{ OP(SRC,DST,GXor), OP(PAT,DST,GXnand) }, /* 0x1f ~(P&(D|S)) */
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{ OP(PAT,SRC,GXandReverse), OP(SRC,DST,GXand) }, /* 0x20 D&(P&~S) */
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{ OP(PAT,DST,GXxor), OP(SRC,DST,GXnor) }, /* 0x21 ~(S|(D^P)) */
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{ OP(SRC,DST,GXandInverted) }, /* 0x22 ~S&D */
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{ OP(PAT,DST,GXandReverse), OP(SRC,DST,GXnor) }, /* 0x23 ~(S|(P&~D)) */
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{ OP(SRC,DST,GXxor), OP(PAT,SRC,GXxor),
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OP(SRC,DST,GXand) }, /* 0x24 (S^P)&(S^D) */
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{ OP(PAT,SRC,GXnand), OP(SRC,DST,GXand),
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OP(PAT,DST,GXequiv) }, /* 0x25 ~P^(D&~(S&P)) */
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{ OP(SRC,TMP,GXcopy), OP(PAT,TMP,GXand),
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OP(TMP,DST,GXor), OP(SRC,DST,GXxor) }, /* 0x26 S^(D|(S&P)) */
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{ OP(SRC,TMP,GXcopy), OP(PAT,TMP,GXequiv),
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OP(TMP,DST,GXor), OP(SRC,DST,GXxor) }, /* 0x27 S^(D|~(P^S)) */
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{ OP(PAT,SRC,GXxor), OP(SRC,DST,GXand) }, /* 0x28 D&(P^S) */
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{ OP(SRC,TMP,GXcopy), OP(PAT,TMP,GXand),
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OP(TMP,DST,GXor), OP(SRC,DST,GXxor),
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OP(PAT,DST,GXequiv) }, /* 0x29 ~P^S^(D|(P&S)) */
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{ OP(PAT,SRC,GXnand), OP(SRC,DST,GXand) }, /* 0x2a D&~(P&S) */
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{ OP(SRC,TMP,GXcopy), OP(PAT,SRC,GXxor),
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OP(PAT,DST,GXxor), OP(SRC,DST,GXand),
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OP(TMP,DST,GXequiv) }, /* 0x2b ~S^((P^S)&(P^D))*/
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{ OP(SRC,DST,GXor), OP(PAT,DST,GXand),
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OP(SRC,DST,GXxor) }, /* 0x2c S^(P&(S|D)) */
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{ OP(SRC,DST,GXorReverse), OP(PAT,DST,GXxor) }, /* 0x2d P^(S|~D) */
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{ OP(PAT,DST,GXxor), OP(SRC,DST,GXor),
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OP(PAT,DST,GXxor) }, /* 0x2e P^(S|(D^P)) */
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{ OP(SRC,DST,GXorReverse), OP(PAT,DST,GXnand) }, /* 0x2f ~(P&(S|~D)) */
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{ OP(PAT,SRC,GXandReverse) }, /* 0x30 P&~S */
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{ OP(PAT,DST,GXandInverted), OP(SRC,DST,GXnor) },/* 0x31 ~(S|(D&~P)) */
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{ OP(SRC,DST,GXor), OP(PAT,DST,GXor),
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OP(SRC,DST,GXxor) }, /* 0x32 S^(D|P|S) */
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{ OP(SRC,DST,GXcopyInverted) }, /* 0x33 ~S */
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{ OP(SRC,DST,GXand), OP(PAT,DST,GXor),
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OP(SRC,DST,GXxor) }, /* 0x34 S^(P|(D&S)) */
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{ OP(SRC,DST,GXequiv), OP(PAT,DST,GXor),
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OP(SRC,DST,GXxor) }, /* 0x35 S^(P|~(D^S)) */
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{ OP(PAT,DST,GXor), OP(SRC,DST,GXxor) }, /* 0x36 S^(D|P) */
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{ OP(PAT,DST,GXor), OP(SRC,DST,GXnand) }, /* 0x37 ~(S&(D|P)) */
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{ OP(PAT,DST,GXor), OP(SRC,DST,GXand),
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OP(PAT,DST,GXxor) }, /* 0x38 P^(S&(D|P)) */
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{ OP(PAT,DST,GXorReverse), OP(SRC,DST,GXxor) }, /* 0x39 S^(P|~D) */
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{ OP(SRC,DST,GXxor), OP(PAT,DST,GXor),
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OP(SRC,DST,GXxor) }, /* 0x3a S^(P|(D^S)) */
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{ OP(PAT,DST,GXorReverse), OP(SRC,DST,GXnand) }, /* 0x3b ~(S&(P|~D)) */
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{ OP(PAT,SRC,GXxor) }, /* 0x3c P^S */
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{ OP(SRC,DST,GXnor), OP(PAT,DST,GXor),
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OP(SRC,DST,GXxor) }, /* 0x3d S^(P|~(D|S)) */
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{ OP(SRC,DST,GXandInverted), OP(PAT,DST,GXor),
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OP(SRC,DST,GXxor) }, /* 0x3e S^(P|(D&~S)) */
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{ OP(PAT,SRC,GXnand) }, /* 0x3f ~(P&S) */
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{ OP(SRC,DST,GXandReverse), OP(PAT,DST,GXand) }, /* 0x40 P&S&~D */
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{ OP(PAT,SRC,GXxor), OP(SRC,DST,GXnor) }, /* 0x41 ~(D|(P^S)) */
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{ OP(DST,SRC,GXxor), OP(PAT,DST,GXxor),
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OP(SRC,DST,GXand) }, /* 0x42 (S^D)&(P^D) */
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{ OP(SRC,DST,GXnand), OP(PAT,DST,GXand),
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OP(SRC,DST,GXequiv) }, /* 0x43 ~S^(P&~(D&S)) */
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{ OP(SRC,DST,GXandReverse) }, /* 0x44 S&~D */
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{ OP(PAT,SRC,GXandReverse), OP(SRC,DST,GXnor) }, /* 0x45 ~(D|(P&~S)) */
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{ OP(DST,TMP,GXcopy), OP(PAT,DST,GXand),
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OP(SRC,DST,GXor), OP(TMP,DST,GXxor) }, /* 0x46 D^(S|(P&D)) */
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{ OP(PAT,DST,GXxor), OP(SRC,DST,GXand),
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OP(PAT,DST,GXequiv) }, /* 0x47 ~P^(S&(D^P)) */
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{ OP(PAT,DST,GXxor), OP(SRC,DST,GXand) }, /* 0x48 S&(P^D) */
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{ OP(DST,TMP,GXcopy), OP(PAT,DST,GXand),
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OP(SRC,DST,GXor), OP(TMP,DST,GXxor),
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OP(PAT,DST,GXequiv) }, /* 0x49 ~P^D^(S|(P&D)) */
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{ OP(DST,SRC,GXor), OP(PAT,SRC,GXand),
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OP(SRC,DST,GXxor) }, /* 0x4a D^(P&(S|D)) */
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{ OP(SRC,DST,GXorInverted), OP(PAT,DST,GXxor) }, /* 0x4b P^(D|~S) */
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{ OP(PAT,DST,GXnand), OP(SRC,DST,GXand) }, /* 0x4c S&~(D&P) */
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{ OP(SRC,TMP,GXcopy), OP(SRC,DST,GXxor),
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OP(PAT,SRC,GXxor), OP(SRC,DST,GXor),
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OP(TMP,DST,GXequiv) }, /* 0x4d ~S^((S^P)|(S^D))*/
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{ OP(PAT,SRC,GXxor), OP(SRC,DST,GXor),
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OP(PAT,DST,GXxor) }, /* 0x4e P^(D|(S^P)) */
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{ OP(SRC,DST,GXorInverted), OP(PAT,DST,GXnand) },/* 0x4f ~(P&(D|~S)) */
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{ OP(PAT,DST,GXandReverse) }, /* 0x50 P&~D */
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{ OP(PAT,SRC,GXandInverted), OP(SRC,DST,GXnor) },/* 0x51 ~(D|(S&~P)) */
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{ OP(DST,SRC,GXand), OP(PAT,SRC,GXor),
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OP(SRC,DST,GXxor) }, /* 0x52 D^(P|(S&D)) */
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{ OP(SRC,DST,GXxor), OP(PAT,DST,GXand),
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OP(SRC,DST,GXequiv) }, /* 0x53 ~S^(P&(D^S)) */
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{ OP(PAT,SRC,GXnor), OP(SRC,DST,GXnor) }, /* 0x54 ~(D|~(P|S)) */
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{ OP(PAT,DST,GXinvert) }, /* 0x55 ~D */
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{ OP(PAT,SRC,GXor), OP(SRC,DST,GXxor) }, /* 0x56 D^(P|S) */
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{ OP(PAT,SRC,GXor), OP(SRC,DST,GXnand) }, /* 0x57 ~(D&(P|S)) */
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{ OP(PAT,SRC,GXor), OP(SRC,DST,GXand),
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OP(PAT,DST,GXxor) }, /* 0x58 P^(D&(P|S)) */
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{ OP(PAT,SRC,GXorReverse), OP(SRC,DST,GXxor) }, /* 0x59 D^(P|~S) */
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{ OP(PAT,DST,GXxor) }, /* 0x5a D^P */
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{ OP(DST,SRC,GXnor), OP(PAT,SRC,GXor),
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OP(SRC,DST,GXxor) }, /* 0x5b D^(P|~(S|D)) */
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{ OP(DST,SRC,GXxor), OP(PAT,SRC,GXor),
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OP(SRC,DST,GXxor) }, /* 0x5c D^(P|(S^D)) */
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{ OP(PAT,SRC,GXorReverse), OP(SRC,DST,GXnand) }, /* 0x5d ~(D&(P|~S)) */
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{ OP(DST,SRC,GXandInverted), OP(PAT,SRC,GXor),
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OP(SRC,DST,GXxor) }, /* 0x5e D^(P|(S&~D)) */
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{ OP(PAT,DST,GXnand) }, /* 0x5f ~(D&P) */
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{ OP(SRC,DST,GXxor), OP(PAT,DST,GXand) }, /* 0x60 P&(D^S) */
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{ OP(DST,TMP,GXcopy), OP(SRC,DST,GXand),
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OP(PAT,DST,GXor), OP(SRC,DST,GXxor),
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OP(TMP,DST,GXequiv) }, /* 0x61 ~D^S^(P|(D&S)) */
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{ OP(DST,TMP,GXcopy), OP(PAT,DST,GXor),
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OP(SRC,DST,GXand), OP(TMP,DST,GXxor) }, /* 0x62 D^(S&(P|D)) */
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{ OP(PAT,DST,GXorInverted), OP(SRC,DST,GXxor) }, /* 0x63 S^(D|~P) */
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{ OP(SRC,TMP,GXcopy), OP(PAT,SRC,GXor),
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OP(SRC,DST,GXand), OP(TMP,DST,GXxor) }, /* 0x64 S^(D&(P|S)) */
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{ OP(PAT,SRC,GXorInverted), OP(SRC,DST,GXxor) }, /* 0x65 D^(S|~P) */
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{ OP(SRC,DST,GXxor) }, /* 0x66 S^D */
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{ OP(SRC,TMP,GXcopy), OP(PAT,SRC,GXnor),
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OP(SRC,DST,GXor), OP(TMP,DST,GXxor) }, /* 0x67 S^(D|~(S|P) */
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{ OP(DST,TMP,GXcopy), OP(SRC,DST,GXnor),
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OP(PAT,DST,GXor), OP(SRC,DST,GXxor),
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OP(TMP,DST,GXequiv) }, /* 0x68 ~D^S^(P|~(D|S))*/
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{ OP(SRC,DST,GXxor), OP(PAT,DST,GXequiv) }, /* 0x69 ~P^(D^S) */
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{ OP(PAT,SRC,GXand), OP(SRC,DST,GXxor) }, /* 0x6a D^(P&S) */
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{ OP(SRC,TMP,GXcopy), OP(PAT,SRC,GXor),
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OP(SRC,DST,GXand), OP(TMP,DST,GXxor),
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OP(PAT,DST,GXequiv) }, /* 0x6b ~P^S^(D&(P|S)) */
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{ OP(PAT,DST,GXand), OP(SRC,DST,GXxor) }, /* 0x6c S^(D&P) */
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{ OP(DST,TMP,GXcopy), OP(PAT,DST,GXor),
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OP(SRC,DST,GXand), OP(TMP,DST,GXxor),
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OP(PAT,DST,GXequiv) }, /* 0x6d ~P^D^(S&(P|D)) */
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{ OP(SRC,TMP,GXcopy), OP(PAT,SRC,GXorReverse),
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OP(SRC,DST,GXand), OP(TMP,DST,GXxor) }, /* 0x6e S^(D&(P|~S)) */
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{ OP(SRC,DST,GXequiv), OP(PAT,DST,GXnand) }, /* 0x6f ~(P&~(S^D)) */
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{ OP(SRC,DST,GXnand), OP(PAT,DST,GXand) }, /* 0x70 P&~(D&S) */
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{ OP(SRC,TMP,GXcopy), OP(DST,SRC,GXxor),
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OP(PAT,DST,GXxor), OP(SRC,DST,GXand),
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OP(TMP,DST,GXequiv) }, /* 0x71 ~S^((S^D)&(P^D))*/
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{ OP(SRC,TMP,GXcopy), OP(PAT,SRC,GXxor),
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OP(SRC,DST,GXor), OP(TMP,DST,GXxor) }, /* 0x72 S^(D|(P^S)) */
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{ OP(PAT,DST,GXorInverted), OP(SRC,DST,GXnand) },/* 0x73 ~(S&(D|~P)) */
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{ OP(DST,TMP,GXcopy), OP(PAT,DST,GXxor),
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OP(SRC,DST,GXor), OP(TMP,DST,GXxor) }, /* 0x74 D^(S|(P^D)) */
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{ OP(PAT,SRC,GXorInverted), OP(SRC,DST,GXnand) },/* 0x75 ~(D&(S|~P)) */
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{ OP(SRC,TMP,GXcopy), OP(PAT,SRC,GXandReverse),
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OP(SRC,DST,GXor), OP(TMP,DST,GXxor) }, /* 0x76 S^(D|(P&~S)) */
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{ OP(SRC,DST,GXnand) }, /* 0x77 ~(S&D) */
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{ OP(SRC,DST,GXand), OP(PAT,DST,GXxor) }, /* 0x78 P^(D&S) */
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{ OP(DST,TMP,GXcopy), OP(SRC,DST,GXor),
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OP(PAT,DST,GXand), OP(SRC,DST,GXxor),
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OP(TMP,DST,GXequiv) }, /* 0x79 ~D^S^(P&(D|S)) */
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{ OP(DST,SRC,GXorInverted), OP(PAT,SRC,GXand),
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OP(SRC,DST,GXxor) }, /* 0x7a D^(P&(S|~D)) */
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{ OP(PAT,DST,GXequiv), OP(SRC,DST,GXnand) }, /* 0x7b ~(S&~(D^P)) */
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{ OP(SRC,DST,GXorInverted), OP(PAT,DST,GXand),
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OP(SRC,DST,GXxor) }, /* 0x7c S^(P&(D|~S)) */
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{ OP(PAT,SRC,GXequiv), OP(SRC,DST,GXnand) }, /* 0x7d ~(D&~(P^S)) */
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{ OP(SRC,DST,GXxor), OP(PAT,SRC,GXxor),
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OP(SRC,DST,GXor) }, /* 0x7e (S^P)|(S^D) */
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{ OP(PAT,SRC,GXand), OP(SRC,DST,GXnand) }, /* 0x7f ~(D&P&S) */
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{ OP(PAT,SRC,GXand), OP(SRC,DST,GXand) }, /* 0x80 D&P&S */
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{ OP(SRC,DST,GXxor), OP(PAT,SRC,GXxor),
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OP(SRC,DST,GXnor) }, /* 0x81 ~((S^P)|(S^D)) */
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{ 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;
|
|
}
|
|
|
|
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 );
|
|
}
|
|
}
|
|
|
|
#endif /* BITBLT_TEST */
|
|
|
|
|
|
/***********************************************************************
|
|
* 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_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 void BITBLT_GetSrcAreaStretch( DC *dcSrc, DC *dcDst,
|
|
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;
|
|
X11DRV_PDEVICE *physDevSrc = (X11DRV_PDEVICE *)dcSrc->physDev;
|
|
X11DRV_PDEVICE *physDevDst = (X11DRV_PDEVICE *)dcDst->physDev;
|
|
|
|
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;
|
|
OffsetRect( &rectSrc, -xSrc, -ySrc );
|
|
OffsetRect( &rectDst, -xDst, -yDst );
|
|
|
|
/* FIXME: avoid BadMatch errors */
|
|
imageSrc = XGetImage( display, physDevSrc->drawable,
|
|
visRectSrc->left, visRectSrc->top,
|
|
visRectSrc->right - visRectSrc->left,
|
|
visRectSrc->bottom - visRectSrc->top,
|
|
AllPlanes, ZPixmap );
|
|
XCREATEIMAGE( imageDst, rectDst.right - rectDst.left,
|
|
rectDst.bottom - rectDst.top, dcDst->w.bitsPerPixel );
|
|
BITBLT_StretchImage( imageSrc, imageDst, widthSrc, heightSrc,
|
|
widthDst, heightDst, &rectSrc, &rectDst,
|
|
physDevDst->textPixel, dcDst->w.bitsPerPixel != 1 ?
|
|
physDevDst->backgroundPixel :
|
|
physDevSrc->backgroundPixel,
|
|
dcDst->w.stretchBltMode );
|
|
XPutImage( display, pixmap, gc, imageDst, 0, 0, 0, 0,
|
|
rectDst.right - rectDst.left, rectDst.bottom - rectDst.top );
|
|
XDestroyImage( imageSrc );
|
|
XDestroyImage( imageDst );
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* BITBLT_GetSrcArea
|
|
*
|
|
* Retrieve an area from the source DC, mapping all the
|
|
* pixels to Windows colors.
|
|
*/
|
|
static void BITBLT_GetSrcArea( DC *dcSrc, DC *dcDst, Pixmap pixmap, GC gc,
|
|
INT xSrc, INT ySrc, RECT *visRectSrc )
|
|
{
|
|
XImage *imageSrc, *imageDst;
|
|
register INT x, y;
|
|
INT width = visRectSrc->right - visRectSrc->left;
|
|
INT height = visRectSrc->bottom - visRectSrc->top;
|
|
X11DRV_PDEVICE *physDevSrc = (X11DRV_PDEVICE *)dcSrc->physDev;
|
|
X11DRV_PDEVICE *physDevDst = (X11DRV_PDEVICE *)dcDst->physDev;
|
|
|
|
if (dcSrc->w.bitsPerPixel == dcDst->w.bitsPerPixel)
|
|
{
|
|
if (!X11DRV_PALETTE_XPixelToPalette ||
|
|
(dcDst->w.bitsPerPixel == 1)) /* monochrome -> monochrome */
|
|
{
|
|
XCopyArea( display, physDevSrc->drawable, pixmap, gc,
|
|
visRectSrc->left, visRectSrc->top, width, height, 0, 0);
|
|
}
|
|
else /* color -> color */
|
|
{
|
|
if (dcSrc->w.flags & DC_MEMORY)
|
|
imageSrc = XGetImage( display, physDevSrc->drawable,
|
|
visRectSrc->left, visRectSrc->top,
|
|
width, height, AllPlanes, ZPixmap );
|
|
else
|
|
{
|
|
/* Make sure we don't get a BadMatch error */
|
|
XCopyArea( display, physDevSrc->drawable, pixmap, gc,
|
|
visRectSrc->left, visRectSrc->top,
|
|
width, height, 0, 0);
|
|
imageSrc = XGetImage( 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( display, pixmap, gc, imageSrc,
|
|
0, 0, 0, 0, width, height );
|
|
XDestroyImage( imageSrc );
|
|
}
|
|
}
|
|
else
|
|
{
|
|
if (dcSrc->w.bitsPerPixel == 1) /* monochrome -> color */
|
|
{
|
|
if (X11DRV_PALETTE_XPixelToPalette)
|
|
{
|
|
XSetBackground( display, gc,
|
|
X11DRV_PALETTE_XPixelToPalette[physDevDst->textPixel] );
|
|
XSetForeground( display, gc,
|
|
X11DRV_PALETTE_XPixelToPalette[physDevDst->backgroundPixel]);
|
|
}
|
|
else
|
|
{
|
|
XSetBackground( display, gc, physDevDst->textPixel );
|
|
XSetForeground( display, gc, physDevDst->backgroundPixel );
|
|
}
|
|
XCopyPlane( display, physDevSrc->drawable, pixmap, gc,
|
|
visRectSrc->left, visRectSrc->top,
|
|
width, height, 0, 0, 1 );
|
|
}
|
|
else /* color -> monochrome */
|
|
{
|
|
/* FIXME: avoid BadMatch error */
|
|
imageSrc = XGetImage( display, physDevSrc->drawable,
|
|
visRectSrc->left, visRectSrc->top,
|
|
width, height, AllPlanes, ZPixmap );
|
|
XCREATEIMAGE( imageDst, width, height, dcDst->w.bitsPerPixel );
|
|
for (y = 0; y < height; y++)
|
|
for (x = 0; x < width; x++)
|
|
XPutPixel(imageDst, x, y, (XGetPixel(imageSrc,x,y) ==
|
|
physDevSrc->backgroundPixel) );
|
|
XPutImage( display, pixmap, gc, imageDst,
|
|
0, 0, 0, 0, width, height );
|
|
XDestroyImage( imageSrc );
|
|
XDestroyImage( imageDst );
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* BITBLT_GetDstArea
|
|
*
|
|
* Retrieve an area from the destination DC, mapping all the
|
|
* pixels to Windows colors.
|
|
*/
|
|
static void BITBLT_GetDstArea(DC *dc, Pixmap pixmap, GC gc, RECT *visRectDst)
|
|
{
|
|
INT width = visRectDst->right - visRectDst->left;
|
|
INT height = visRectDst->bottom - visRectDst->top;
|
|
X11DRV_PDEVICE *physDev = (X11DRV_PDEVICE *)dc->physDev;
|
|
|
|
if (!X11DRV_PALETTE_XPixelToPalette || (dc->w.bitsPerPixel == 1) ||
|
|
(X11DRV_PALETTE_PaletteFlags & X11DRV_PALETTE_VIRTUAL) )
|
|
{
|
|
XCopyArea( display, physDev->drawable, pixmap, gc,
|
|
visRectDst->left, visRectDst->top, width, height, 0, 0 );
|
|
}
|
|
else
|
|
{
|
|
register INT x, y;
|
|
XImage *image;
|
|
|
|
if (dc->w.flags & DC_MEMORY)
|
|
image = XGetImage( display, physDev->drawable,
|
|
visRectDst->left, visRectDst->top,
|
|
width, height, AllPlanes, ZPixmap );
|
|
else
|
|
{
|
|
/* Make sure we don't get a BadMatch error */
|
|
XCopyArea( display, physDev->drawable, pixmap, gc,
|
|
visRectDst->left, visRectDst->top, width, height, 0, 0);
|
|
image = XGetImage( 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( display, pixmap, gc, image, 0, 0, 0, 0, width, height );
|
|
XDestroyImage( image );
|
|
}
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* BITBLT_PutDstArea
|
|
*
|
|
* Put an area back into the destination DC, mapping the pixel
|
|
* colors to X pixels.
|
|
*/
|
|
static void BITBLT_PutDstArea(DC *dc, Pixmap pixmap, GC gc, RECT *visRectDst)
|
|
{
|
|
INT width = visRectDst->right - visRectDst->left;
|
|
INT height = visRectDst->bottom - visRectDst->top;
|
|
X11DRV_PDEVICE *physDev = (X11DRV_PDEVICE *)dc->physDev;
|
|
|
|
/* !X11DRV_PALETTE_PaletteToXPixel is _NOT_ enough */
|
|
|
|
if (!X11DRV_PALETTE_PaletteToXPixel || (dc->w.bitsPerPixel == 1) ||
|
|
(X11DRV_PALETTE_PaletteFlags & X11DRV_PALETTE_VIRTUAL) )
|
|
{
|
|
XCopyArea( display, pixmap, physDev->drawable, gc, 0, 0,
|
|
width, height, visRectDst->left, visRectDst->top );
|
|
}
|
|
else
|
|
{
|
|
register INT x, y;
|
|
XImage *image = XGetImage( 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( display, physDev->drawable, gc, image, 0, 0,
|
|
visRectDst->left, visRectDst->top, width, height );
|
|
XDestroyImage( image );
|
|
}
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* 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 */
|
|
|
|
SetRect( &rect, xDst, yDst, xDst + widthDst, yDst + heightDst );
|
|
if (widthDst < 0) SWAP_INT32( &rect.left, &rect.right );
|
|
if (heightDst < 0) SWAP_INT32( &rect.top, &rect.bottom );
|
|
GetRgnBox( dcDst->w.hGCClipRgn, &clipRect );
|
|
if (!IntersectRect( visRectDst, &rect, &clipRect )) return FALSE;
|
|
|
|
/* Get the source visible rectangle */
|
|
|
|
if (!dcSrc) return TRUE;
|
|
SetRect( &rect, xSrc, ySrc, xSrc + widthSrc, 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->w.totalExtent ))
|
|
return FALSE;
|
|
|
|
/* Intersect the rectangles */
|
|
|
|
if ((widthSrc == widthDst) && (heightSrc == heightDst)) /* no stretching */
|
|
{
|
|
OffsetRect( visRectSrc, xDst - xSrc, yDst - ySrc );
|
|
if (!IntersectRect( &rect, visRectSrc, visRectDst )) return FALSE;
|
|
*visRectSrc = *visRectDst = rect;
|
|
OffsetRect( visRectSrc, xSrc - xDst, 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 );
|
|
InflateRect( &rect, 1, 1 ); /* Avoid rounding errors */
|
|
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 );
|
|
InflateRect( &rect, 1, 1 ); /* Avoid rounding errors */
|
|
if (!IntersectRect( visRectSrc, &rect, visRectSrc )) return FALSE;
|
|
}
|
|
return TRUE;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* BITBLT_InternalStretchBlt
|
|
*
|
|
* Implementation of PatBlt(), BitBlt() and StretchBlt().
|
|
*/
|
|
static BOOL BITBLT_InternalStretchBlt( DC *dcDst, INT xDst, INT yDst,
|
|
INT widthDst, INT heightDst,
|
|
DC *dcSrc, 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;
|
|
X11DRV_PDEVICE *physDevSrc = NULL;
|
|
X11DRV_PDEVICE *physDevDst = (X11DRV_PDEVICE *)dcDst->physDev;
|
|
|
|
/* 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;
|
|
|
|
if(dcSrc) physDevSrc = (X11DRV_PDEVICE *)dcSrc->physDev;
|
|
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 */
|
|
|
|
xDst = dcDst->w.DCOrgX + XLPTODP( dcDst, xDst );
|
|
yDst = dcDst->w.DCOrgY + YLPTODP( dcDst, yDst );
|
|
|
|
/* Here we have to round to integers, not truncate */
|
|
widthDst = MulDiv(widthDst, dcDst->vportExtX, dcDst->wndExtX);
|
|
heightDst = MulDiv(heightDst, dcDst->vportExtY, dcDst->wndExtY);
|
|
|
|
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=%d,%d\n",
|
|
xDst, yDst, widthDst, heightDst,
|
|
dcDst->w.DCOrgX, dcDst->w.DCOrgY );
|
|
|
|
if (useSrc)
|
|
{
|
|
xSrc = dcSrc->w.DCOrgX + XLPTODP( dcSrc, xSrc );
|
|
ySrc = dcSrc->w.DCOrgY + YLPTODP( dcSrc, ySrc );
|
|
widthSrc = widthSrc * dcSrc->vportExtX / dcSrc->wndExtX;
|
|
heightSrc = heightSrc * dcSrc->vportExtY / dcSrc->wndExtY;
|
|
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=%d,%d\n",
|
|
xSrc, ySrc, widthSrc, heightSrc,
|
|
dcSrc->w.DCOrgX, dcSrc->w.DCOrgY );
|
|
if (!BITBLT_GetVisRectangles( dcDst, xDst, yDst, widthDst, heightDst,
|
|
dcSrc, xSrc, ySrc, widthSrc, heightSrc,
|
|
&visRectSrc, &visRectDst ))
|
|
return TRUE;
|
|
TRACE(" vissrc=%d,%d-%d,%d visdst=%d,%d-%d,%d\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=%d,%d-%d,%d\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 */
|
|
if ((dcDst->w.bitsPerPixel == 1) || !X11DRV_PALETTE_PaletteToXPixel)
|
|
XSetFunction( display, physDevDst->gc, GXclear );
|
|
else
|
|
{
|
|
XSetFunction( display, physDevDst->gc, GXcopy );
|
|
XSetForeground( display, physDevDst->gc, X11DRV_PALETTE_PaletteToXPixel[0] );
|
|
XSetFillStyle( display, physDevDst->gc, FillSolid );
|
|
}
|
|
XFillRectangle( display, physDevDst->drawable, physDevDst->gc,
|
|
visRectDst.left, visRectDst.top, width, height );
|
|
return TRUE;
|
|
|
|
case DSTINVERT: /* 0x55 */
|
|
if ((dcDst->w.bitsPerPixel == 1) || !X11DRV_PALETTE_PaletteToXPixel ||
|
|
!Options.perfectGraphics)
|
|
{
|
|
XSetFunction( display, physDevDst->gc, GXinvert );
|
|
|
|
if( X11DRV_PALETTE_PaletteFlags & (X11DRV_PALETTE_PRIVATE | X11DRV_PALETTE_VIRTUAL) )
|
|
XSetFunction( 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 = (WhitePixelOfScreen(X11DRV_GetXScreen()) ^
|
|
BlackPixelOfScreen(X11DRV_GetXScreen()));
|
|
XSetFunction( display, physDevDst->gc, GXxor );
|
|
XSetForeground( display, physDevDst->gc, xor_pix);
|
|
XSetFillStyle( display, physDevDst->gc, FillSolid );
|
|
}
|
|
XFillRectangle( display, physDevDst->drawable, physDevDst->gc,
|
|
visRectDst.left, visRectDst.top, width, height );
|
|
return TRUE;
|
|
}
|
|
break;
|
|
|
|
case PATINVERT: /* 0x5a */
|
|
if (Options.perfectGraphics) break;
|
|
if (X11DRV_SetupGCForBrush( dcDst ))
|
|
{
|
|
XSetFunction( display, physDevDst->gc, GXxor );
|
|
XFillRectangle( display, physDevDst->drawable, physDevDst->gc,
|
|
visRectDst.left, visRectDst.top, width, height );
|
|
}
|
|
return TRUE;
|
|
|
|
case 0xa50065:
|
|
if (Options.perfectGraphics) break;
|
|
if (X11DRV_SetupGCForBrush( dcDst ))
|
|
{
|
|
XSetFunction( display, physDevDst->gc, GXequiv );
|
|
XFillRectangle( display, physDevDst->drawable, physDevDst->gc,
|
|
visRectDst.left, visRectDst.top, width, height );
|
|
}
|
|
return TRUE;
|
|
|
|
case SRCCOPY: /* 0xcc */
|
|
if (dcSrc->w.bitsPerPixel == dcDst->w.bitsPerPixel)
|
|
{
|
|
BOOL expose = !(dcSrc->w.flags & DC_MEMORY) && !(dcDst->w.flags & DC_MEMORY);
|
|
if ( expose ) XSetGraphicsExposures( display, physDevDst->gc, True );
|
|
XSetFunction( display, physDevDst->gc, GXcopy );
|
|
XCopyArea( display, physDevSrc->drawable,
|
|
physDevDst->drawable, physDevDst->gc,
|
|
visRectSrc.left, visRectSrc.top,
|
|
width, height, visRectDst.left, visRectDst.top );
|
|
if ( expose ) XSetGraphicsExposures( display, physDevDst->gc, False );
|
|
return TRUE;
|
|
}
|
|
if (dcSrc->w.bitsPerPixel == 1)
|
|
{
|
|
BOOL expose = !(dcSrc->w.flags & DC_MEMORY) && !(dcDst->w.flags & DC_MEMORY);
|
|
XSetBackground( display, physDevDst->gc, physDevDst->textPixel );
|
|
XSetForeground( display, physDevDst->gc,
|
|
physDevDst->backgroundPixel );
|
|
XSetFunction( display, physDevDst->gc, GXcopy );
|
|
if ( expose ) XSetGraphicsExposures( display, physDevDst->gc, True );
|
|
XCopyPlane( display, physDevSrc->drawable,
|
|
physDevDst->drawable, physDevDst->gc,
|
|
visRectSrc.left, visRectSrc.top,
|
|
width, height, visRectDst.left, visRectDst.top, 1 );
|
|
if ( expose ) XSetGraphicsExposures( display, physDevDst->gc, False );
|
|
return TRUE;
|
|
}
|
|
break;
|
|
|
|
case PATCOPY: /* 0xf0 */
|
|
if (!X11DRV_SetupGCForBrush( dcDst )) return TRUE;
|
|
XSetFunction( display, physDevDst->gc, GXcopy );
|
|
XFillRectangle( display, physDevDst->drawable, physDevDst->gc,
|
|
visRectDst.left, visRectDst.top, width, height );
|
|
return TRUE;
|
|
|
|
case WHITENESS: /* 0xff */
|
|
if ((dcDst->w.bitsPerPixel == 1) || !X11DRV_PALETTE_PaletteToXPixel)
|
|
XSetFunction( display, physDevDst->gc, GXset );
|
|
else
|
|
{
|
|
XSetFunction( display, physDevDst->gc, GXcopy );
|
|
XSetForeground( display, physDevDst->gc,
|
|
WhitePixelOfScreen( X11DRV_GetXScreen() ));
|
|
XSetFillStyle( display, physDevDst->gc, FillSolid );
|
|
}
|
|
XFillRectangle( display, physDevDst->drawable, physDevDst->gc,
|
|
visRectDst.left, visRectDst.top, width, height );
|
|
return TRUE;
|
|
}
|
|
|
|
tmpGC = XCreateGC( display, physDevDst->drawable, 0, NULL );
|
|
XSetGraphicsExposures( display, tmpGC, False );
|
|
pixmaps[DST] = XCreatePixmap( display, X11DRV_GetXRootWindow(), width, height,
|
|
dcDst->w.bitsPerPixel );
|
|
if (useSrc)
|
|
{
|
|
pixmaps[SRC] = XCreatePixmap( display, X11DRV_GetXRootWindow(), width, height,
|
|
dcDst->w.bitsPerPixel );
|
|
if (fStretch)
|
|
BITBLT_GetSrcAreaStretch( dcSrc, dcDst, pixmaps[SRC], tmpGC,
|
|
xSrc, ySrc, widthSrc, heightSrc,
|
|
xDst, yDst, widthDst, heightDst,
|
|
&visRectSrc, &visRectDst );
|
|
else
|
|
BITBLT_GetSrcArea( dcSrc, dcDst, pixmaps[SRC], tmpGC,
|
|
xSrc, ySrc, &visRectSrc );
|
|
}
|
|
if (useDst) BITBLT_GetDstArea( dcDst, pixmaps[DST], tmpGC, &visRectDst );
|
|
if (usePat) fNullBrush = !X11DRV_SetupGCForPatBlt( dcDst, tmpGC, TRUE );
|
|
else fNullBrush = FALSE;
|
|
destUsed = FALSE;
|
|
|
|
for (opcode = BITBLT_Opcodes[(rop >> 16) & 0xff]; *opcode; opcode++)
|
|
{
|
|
if (OP_DST(*opcode) == DST) destUsed = TRUE;
|
|
XSetFunction( 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( display, X11DRV_GetXRootWindow(),
|
|
width, height,
|
|
dcDst->w.bitsPerPixel );
|
|
/* fall through */
|
|
case OP_ARGS(DST,SRC):
|
|
case OP_ARGS(SRC,DST):
|
|
case OP_ARGS(TMP,SRC):
|
|
case OP_ARGS(TMP,DST):
|
|
XCopyArea( 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( display, X11DRV_GetXRootWindow(),
|
|
width, height,
|
|
dcDst->w.bitsPerPixel );
|
|
/* fall through */
|
|
case OP_ARGS(PAT,DST):
|
|
case OP_ARGS(PAT,SRC):
|
|
if (!fNullBrush)
|
|
XFillRectangle( display, pixmaps[OP_DST(*opcode)],
|
|
tmpGC, 0, 0, width, height );
|
|
break;
|
|
}
|
|
}
|
|
XSetFunction( display, physDevDst->gc, GXcopy );
|
|
BITBLT_PutDstArea( dcDst, pixmaps[destUsed ? DST : SRC],
|
|
physDevDst->gc, &visRectDst );
|
|
XFreePixmap( display, pixmaps[DST] );
|
|
if (pixmaps[SRC]) XFreePixmap( display, pixmaps[SRC] );
|
|
if (pixmaps[TMP]) XFreePixmap( display, pixmaps[TMP] );
|
|
XFreeGC( display, tmpGC );
|
|
return TRUE;
|
|
}
|
|
|
|
struct StretchBlt_params
|
|
{
|
|
DC *dcDst;
|
|
INT xDst;
|
|
INT yDst;
|
|
INT widthDst;
|
|
INT heightDst;
|
|
DC *dcSrc;
|
|
INT xSrc;
|
|
INT ySrc;
|
|
INT widthSrc;
|
|
INT heightSrc;
|
|
DWORD rop;
|
|
};
|
|
|
|
/***********************************************************************
|
|
* BITBLT_DoStretchBlt
|
|
*
|
|
* Wrapper function for BITBLT_InternalStretchBlt
|
|
* to use with CALL_LARGE_STACK.
|
|
*/
|
|
static int BITBLT_DoStretchBlt( const struct StretchBlt_params *p )
|
|
{
|
|
return (int)BITBLT_InternalStretchBlt( p->dcDst, p->xDst, p->yDst,
|
|
p->widthDst, p->heightDst,
|
|
p->dcSrc, p->xSrc, p->ySrc,
|
|
p->widthSrc, p->heightSrc, p->rop );
|
|
}
|
|
|
|
/***********************************************************************
|
|
* X11DRV_PatBlt
|
|
*/
|
|
BOOL X11DRV_PatBlt( DC *dc, INT left, INT top,
|
|
INT width, INT height, DWORD rop )
|
|
{
|
|
struct StretchBlt_params params;
|
|
BOOL result;
|
|
|
|
params.dcDst = dc;
|
|
params.xDst = left;
|
|
params.yDst = top;
|
|
params.widthDst = width;
|
|
params.heightDst = height;
|
|
params.dcSrc = NULL;
|
|
params.xSrc = 0;
|
|
params.ySrc = 0;
|
|
params.widthSrc = 0;
|
|
params.heightSrc = 0;
|
|
params.rop = rop;
|
|
|
|
if (dc->w.flags & DC_DIRTY) CLIPPING_UpdateGCRegion( dc );
|
|
|
|
X11DRV_DIB_UpdateDIBSection( dc, FALSE );
|
|
EnterCriticalSection( &X11DRV_CritSection );
|
|
result = (BOOL)CALL_LARGE_STACK( BITBLT_DoStretchBlt, ¶ms );
|
|
LeaveCriticalSection( &X11DRV_CritSection );
|
|
X11DRV_DIB_UpdateDIBSection( dc, TRUE );
|
|
return result;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* X11DRV_BitBlt
|
|
*/
|
|
BOOL X11DRV_BitBlt( DC *dcDst, INT xDst, INT yDst,
|
|
INT width, INT height, DC *dcSrc,
|
|
INT xSrc, INT ySrc, DWORD rop )
|
|
{
|
|
struct StretchBlt_params params;
|
|
BOOL result;
|
|
|
|
params.dcDst = dcDst;
|
|
params.xDst = xDst;
|
|
params.yDst = yDst;
|
|
params.widthDst = width;
|
|
params.heightDst = height;
|
|
params.dcSrc = dcSrc;
|
|
params.xSrc = xSrc;
|
|
params.ySrc = ySrc;
|
|
params.widthSrc = width;
|
|
params.heightSrc = height;
|
|
params.rop = rop;
|
|
|
|
X11DRV_DIB_UpdateDIBSection( dcDst, FALSE );
|
|
X11DRV_DIB_UpdateDIBSection( dcSrc, FALSE );
|
|
|
|
if (dcDst->w.flags & DC_DIRTY) CLIPPING_UpdateGCRegion( dcDst );
|
|
if (dcSrc && (dcSrc->w.flags & DC_DIRTY)) CLIPPING_UpdateGCRegion( dcSrc );
|
|
|
|
EnterCriticalSection( &X11DRV_CritSection );
|
|
result = (BOOL)CALL_LARGE_STACK( BITBLT_DoStretchBlt, ¶ms );
|
|
LeaveCriticalSection( &X11DRV_CritSection );
|
|
X11DRV_DIB_UpdateDIBSection( dcDst, TRUE );
|
|
return result;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* X11DRV_StretchBlt
|
|
*/
|
|
BOOL X11DRV_StretchBlt( DC *dcDst, INT xDst, INT yDst,
|
|
INT widthDst, INT heightDst,
|
|
DC *dcSrc, INT xSrc, INT ySrc,
|
|
INT widthSrc, INT heightSrc, DWORD rop )
|
|
{
|
|
struct StretchBlt_params params;
|
|
BOOL result;
|
|
|
|
params.dcDst = dcDst;
|
|
params.xDst = xDst;
|
|
params.yDst = yDst;
|
|
params.widthDst = widthDst;
|
|
params.heightDst = heightDst;
|
|
params.dcSrc = dcSrc;
|
|
params.xSrc = xSrc;
|
|
params.ySrc = ySrc;
|
|
params.widthSrc = widthSrc;
|
|
params.heightSrc = heightSrc;
|
|
params.rop = rop;
|
|
|
|
X11DRV_DIB_UpdateDIBSection( dcDst, FALSE );
|
|
X11DRV_DIB_UpdateDIBSection( dcSrc, FALSE );
|
|
|
|
if (dcDst->w.flags & DC_DIRTY) CLIPPING_UpdateGCRegion( dcDst );
|
|
if (dcSrc && (dcSrc->w.flags & DC_DIRTY)) CLIPPING_UpdateGCRegion( dcSrc );
|
|
|
|
EnterCriticalSection( &X11DRV_CritSection );
|
|
result = (BOOL)CALL_LARGE_STACK( BITBLT_DoStretchBlt, ¶ms );
|
|
LeaveCriticalSection( &X11DRV_CritSection );
|
|
X11DRV_DIB_UpdateDIBSection( dcDst, TRUE );
|
|
return result;
|
|
}
|
|
|
|
#endif /* !defined(X_DISPLAY_MISSING) */
|