参数表
" T* |; {1 K1 u- |, ?! Garg1:[arg1+10]+[arg1+C]*arg3+arg2*2存放缓冲区(应该就是屏幕显示区在内存的映像)基地址
) d# n: g3 X0 d) n' Aarg2:字符串宽度 x
0 y3 C% H! r9 i8 ?2 g- _arg3:y* |7 X8 A2 R' y2 v( z4 q1 J2 }
arg4:颜色, Q' ?% X0 B, b/ d: g5 {2 x
arg5:与颜色深度有关% V9 B, {0 _5 a- y/ f
arg6:与颜色深度有关- [$ L7 [% G/ V) R( ?* _7 i; ]
ecx:字符的编码基地址
0 I* f0 k0 o( ^- Y0 R! X* h2 r7 Q# P* K j% E/ I
0071B820 /$ 83EC 54 sub esp,54- u- B# t, w3 m8 ]. v. j2 T
0071B823 |. 53 push ebx3 p( {& \( O; m# E* C
0071B824 |. 8B5C24 5C mov ebx,dword ptr ss:[esp+5C]; u) ^1 n; ?. b% N3 g2 S( Z
0071B828 |. 55 push ebp
2 t) O* B1 ?0 F9 O+ c. g; ~% ?0071B829 |. 56 push esi
6 T8 r6 K4 z. d1 w0071B82A |. 8B43 08 mov eax,dword ptr ds:[ebx+8]
, p& l+ F6 Y {0071B82D |. 8BF1 mov esi,ecx
& r& Q. O5 L' p0071B82F |. 8B4B 04 mov ecx,dword ptr ds:[ebx+4]- z [4 e* ^5 Z5 w
0071B832 |. 57 push edi8 h( Y$ i7 E, e2 V
0071B833 |. 50 push eax
# Y. c1 ?# C' J0071B834 |. 51 push ecx& K- E7 G! m7 g7 o* f- |' ~3 c
0071B835 |. 6A 00 push 0- j8 u P" ~1 a( e
0071B837 |. 6A 00 push 0
- d J& d# q" g7 e \3 H+ I' T0071B839 |. 8D4C24 54 lea ecx,dword ptr ss:[esp+54]
; z1 h* J* T5 @: L( v9 Q% s0071B83D |. 897424 20 mov dword ptr ss:[esp+20],esi/ @% O$ k$ A- X `7 \+ Q
0071B841 |. E8 6ABCCEFF call heroes4.004074B0/ l7 I! B) a. \0 N+ @( G
0071B846 |. 8B56 08 mov edx,dword ptr ds:[esi+8]
6 L& a% }+ z3 Z5 d+ B& F0071B849 |. 8B46 04 mov eax,dword ptr ds:[esi+4]
G7 u4 t0 [8 L* s4 ?' _0071B84C |. 52 push edx
; {% q- } l8 A: S. g6 E `0071B84D |. 50 push eax) Q3 X& a ]7 k, O4 q( l R8 _# n
0071B84E |. 6A 00 push 0: q! z+ D8 Q2 c H: g6 [+ c& G
0071B850 |. 6A 00 push 0( x; ]2 W: I1 e
0071B852 |. 8D4C24 44 lea ecx,dword ptr ss:[esp+44]
. a3 ?$ _, { Y$ I0071B856 |. E8 55BCCEFF call heroes4.004074B07 t8 n% p3 l- R* \0 k
0071B85B |. 8B4C24 34 mov ecx,dword ptr ss:[esp+34]5 J7 P) o# @0 Z# e1 k9 A O% _
0071B85F |. 8B5424 38 mov edx,dword ptr ss:[esp+38]
( }' ~8 x ~9 ~. Z; ^. F) X3 \0071B863 |. 8B4424 3C mov eax,dword ptr ss:[esp+3C]4 V( ^* a4 ^' ^1 S
0071B867 |. 894C24 24 mov dword ptr ss:[esp+24],ecx# }* b$ E) c _
0071B86B |. 8B4C24 40 mov ecx,dword ptr ss:[esp+40]* Q2 E- {) |$ d1 W2 I; n3 ?9 U
0071B86F |. 895424 28 mov dword ptr ss:[esp+28],edx: y8 |8 C3 s0 x( D( h" D
0071B873 |. 8D5424 6C lea edx,dword ptr ss:[esp+6C]
! M. t1 a2 S' c7 \; s2 k0071B877 |. 894C24 30 mov dword ptr ss:[esp+30],ecx9 D- v: P- t2 l( a
0071B87B |. 52 push edx
( b) W8 K9 a& N% b0071B87C |. 8D4C24 28 lea ecx,dword ptr ss:[esp+28]; N6 j5 f4 n0 u" ~5 O M( V8 O$ o
0071B880 |. 894424 30 mov dword ptr ss:[esp+30],eax0 m( ^' {2 C' R
0071B884 |. E8 47BCCEFF call heroes4.004074D0( y) i$ ^) B; `) g b
0071B889 |. 8B4424 30 mov eax,dword ptr ss:[esp+30]( K+ N# A1 P/ e& V- g5 p
0071B88D |. 8B4C24 50 mov ecx,dword ptr ss:[esp+50]
4 C! s( W. j/ G4 @0071B891 |. 3BC1 cmp eax,ecx
. Q: a- H( |* `% K0071B893 |. 8BF8 mov edi,eax
- D& w4 J \3 n1 ]' x; K' h0071B895 |. 7C 02 jl short heroes4.0071B899
. u" I. d9 B! V8 R% [0071B897 |. 8BF9 mov edi,ecx6 k( A, [& }0 C/ B) J. j# ?
0071B899 |> 8B4424 2C mov eax,dword ptr ss:[esp+2C]
. [4 |' i) Y' H q0071B89D |. 8B5424 4C mov edx,dword ptr ss:[esp+4C]! @' `; d" O" ]) C" u$ F/ V; E
0071B8A1 |. 3BC2 cmp eax,edx
: N4 l2 R2 n* F* g: P* W0071B8A3 |. 7D 02 jge short heroes4.0071B8A77 u& B9 R1 H5 Z" X, ~
0071B8A5 |. 8BD0 mov edx,eax
& K4 A& Q$ s0 H1 q0071B8A7 |> 8B4424 28 mov eax,dword ptr ss:[esp+28]: f* U0 Y9 B4 p4 _6 x
0071B8AB |. 8B4C24 48 mov ecx,dword ptr ss:[esp+48]
% \! t* ]1 ]+ X# O: p& H/ I0071B8AF |. 3BC1 cmp eax,ecx
" |; C f4 E( z$ [# W( N" y2 O9 _# C0071B8B1 |. 7E 02 jle short heroes4.0071B8B5( H) J" g b- _
0071B8B3 |. 8BC8 mov ecx,eax
3 w" G- v+ W7 t6 M6 r) S0071B8B5 |> 8B4424 24 mov eax,dword ptr ss:[esp+24]
. B3 A* x' C1 C: t1 X* B* b0071B8B9 |. 8B7424 44 mov esi,dword ptr ss:[esp+44]& n0 n: N! N, `: w
0071B8BD |. 3BC6 cmp eax,esi
& C0 f( e% v/ `" h8 i! V: h0071B8BF |. 7F 02 jg short heroes4.0071B8C3
3 b- Y' e% ^9 q0071B8C1 |. 8BC6 mov eax,esi ]4 Z, D4 X6 ?
0071B8C3 |> 57 push edi7 U& m; l1 Q# f* O% a
0071B8C4 |. 52 push edx& v. @& Q0 x# e' R$ Y6 n6 T; o
0071B8C5 |. 51 push ecx1 v$ n; h1 F& ^7 H) }
0071B8C6 |. 50 push eax
( }( k) J2 T& A+ \/ n* t0 k- `0071B8C7 |. 8D4C24 64 lea ecx,dword ptr ss:[esp+64]0 j2 }$ O; j3 J" g' T
0071B8CB |. E8 E0BBCEFF call heroes4.004074B0; u* Z. k9 h5 c: K7 c
0071B8D0 |. 8B4424 60 mov eax,dword ptr ss:[esp+60]$ v) z0 H h9 Y$ J. W9 C$ @# R
0071B8D4 |. 8B7424 58 mov esi,dword ptr ss:[esp+58]
) O5 ? \. ]# C% T) r0071B8D8 |. 2BC6 sub eax,esi; n; E. u& d( i# O) Y
0071B8DA |. 85C0 test eax,eax7 d8 T7 }( k( c1 J
0071B8DC |. 894424 18 mov dword ptr ss:[esp+18],eax( H! Y$ ]" B) ^2 s7 H
0071B8E0 |. 0F8E B0010000 jle heroes4.0071BA96" c' K) M& b2 ^
0071B8E6 |. 8B6C24 5C mov ebp,dword ptr ss:[esp+5C]
& h! @1 Y3 h& d9 q0071B8EA |. 8B4C24 54 mov ecx,dword ptr ss:[esp+54] ; 数值上等于arg2
/ n( x2 ~& U( ~6 d9 c. z1 Q0071B8EE |. 2BE9 sub ebp,ecx; ?3 |7 y* t; ]+ A+ X
0071B8F0 |. 85ED test ebp,ebp
/ u6 D: H1 o0 ^0071B8F2 |. 896C24 1C mov dword ptr ss:[esp+1C],ebp
( U& f9 W8 \( s8 W8 [" b; _- |" @0071B8F6 |. 0F8E 9A010000 jle heroes4.0071BA96
! d# B2 Q3 r: k/ l1 `, x4 w0071B8FC |. 8B4424 6C mov eax,dword ptr ss:[esp+6C] ; arg2. D3 f7 ~$ s: ]" x7 J: l
0071B900 |. 8BF9 mov edi,ecx
3 i% C {9 p, V6 E0071B902 |. 2BF8 sub edi,eax' P1 q' u y# P# b6 z/ J6 D
0071B904 |. 8B4424 70 mov eax,dword ptr ss:[esp+70] ; arg3
% v1 A: X6 K5 ^, @0071B908 |. 8BD6 mov edx,esi: u8 L! n# N( {
0071B90A |. 894C24 24 mov dword ptr ss:[esp+24],ecx. ]7 t) Y5 ?! W2 o7 g
0071B90E |. 2BD0 sub edx,eax" B1 {/ t9 `) ?
0071B910 |. 8B43 0C mov eax,dword ptr ds:[ebx+C]
1 b; q- C6 z, d0071B913 |. 8BD8 mov ebx,eax
: q5 o8 y# r [7 K$ D% @0071B915 |. 0FAFDE imul ebx,esi! D) C7 e: W2 L0 D/ ^/ ~
0071B918 |. 8D344B lea esi,dword ptr ds:[ebx+ecx*2]
4 R% t; y( y# c0071B91B |. 8B4C24 68 mov ecx,dword ptr ss:[esp+68]1 F6 M! `: r2 N* A& N' f
0071B91F |. 8B59 10 mov ebx,dword ptr ds:[ecx+10]
1 N- t/ w6 `; c0 B0071B922 |. 8B4C24 10 mov ecx,dword ptr ss:[esp+10]% n0 t9 @4 d$ {$ `. x' e
0071B926 |. 03F3 add esi,ebx
( s, l0 A. D H# ^" e0071B928 |. 8B49 0C mov ecx,dword ptr ds:[ecx+C]
# @, J0 D/ f$ n0 x) ?0071B92B |. 897424 68 mov dword ptr ss:[esp+68],esi; 重点:将缓冲区地址写入栈内(原arg1处)- w1 h9 ]4 }% u6 D" U# n
0071B92F |. 8BD9 mov ebx,ecx4 }# W0 z! H/ q7 K. F |8 g
0071B931 |. 2BCD sub ecx,ebp, u, ^; I# Q1 o& i- C' T
0071B933 |. 0FAFDA imul ebx,edx
7 ?" S5 Z, G c7 ? @8 y2 Y0071B936 |. 8B5424 10 mov edx,dword ptr ss:[esp+10]
9 _" F2 U1 N/ w* j0071B93A |. 894C24 20 mov dword ptr ss:[esp+20],ecx
1 s4 o# e5 H7 i0071B93E |. 8D4C2D 00 lea ecx,dword ptr ss:[ebp+ebp]! r7 e+ o6 I/ j9 ^9 c- E7 Z9 M
0071B942 |. 035A 10 add ebx,dword ptr ds:[edx+10]; o# t% r; f9 p; P5 l
0071B945 |. 8B5424 18 mov edx,dword ptr ss:[esp+18]
- u0 f) B& A2 U5 I9 r) c0071B949 |. 2BC1 sub eax,ecx
3 F! Y, q, n8 ~: \, N( P0071B94B |. 894424 24 mov dword ptr ss:[esp+24],eax3 L5 E) f0 i5 W$ w& t4 E8 d, P
0071B94F |. 03DF add ebx,edi9 s1 M% Y5 F0 O8 J" w
0071B951 |. 8BC2 mov eax,edx
5 ?! c( F! N: U% v0 ?0071B953 |. 4A dec edx7 l+ j* s4 e# ^6 x6 U' E% n( d6 A) ~
0071B954 |. 85C0 test eax,eax# K0 O1 a' P% R9 C
0071B956 |. 0F84 3A010000 je heroes4.0071BA96 K" @2 j0 C% L4 o
0071B95C |. 42 inc edx2 e; h' @# K, b$ G6 s; c0 j/ ~
0071B95D |. 895424 18 mov dword ptr ss:[esp+18],edx
/ F; r- y# Z6 r& M$ R0071B961 |> 85ED /test ebp,ebp
8 x/ H7 e) S, R9 v, c( f; f0071B963 |. 0F84 0E010000 |je heroes4.0071BA779 u$ _% j2 I6 _$ T# N* m" {
0071B969 |. 8B4424 74 |mov eax,dword ptr ss:[esp+74]1 X, X/ e: e9 B6 y1 H1 H0 v' a
0071B96D |. 896C24 14 |mov dword ptr ss:[esp+14],ebp
; [& y3 X! ?* }0071B971 |. 25 FFFF0000 |and eax,0FFFF
' C- Y" y+ {# Y# F0071B976 |. 894424 10 |mov dword ptr ss:[esp+10],eax
+ Z8 P: t' g& E) l/ A& P0071B97A |> 8A4424 78 |/mov al,byte ptr ss:[esp+78]+ x; E" L3 G }$ T7 ~. ^
0071B97E |. 8B2D DCF0AA00 ||mov ebp,dword ptr ds:[AAF0DC]
& ]- y! q H3 |6 s& V0071B984 |. 84C0 ||test al,al
, t# o+ j7 w! K& G' G0071B986 |. 74 6A ||je short heroes4.0071B9F2. t8 q4 l% ^- i, J# g) [' {
0071B988 |. 8A0B ||mov cl,byte ptr ds:[ebx] ; 取字模的像素点
. I% O: G8 | Y& P: V0071B98A |. 8B4424 7C ||mov eax,dword ptr ss:[esp+7C]
* C: a& X# T8 ]; N4 S0071B98E |. 83E1 0F ||and ecx,0F ; 取低四位
. R5 t% n- O5 c! @5 I1 V0071B991 |. 25 FFFF0000 ||and eax,0FFFF
b% Q2 L' r2 g! w% q0071B996 |. 8BF9 ||mov edi,ecx% R; W* y) r- L- a3 B0 s& V
0071B998 |. 33C9 ||xor ecx,ecx
& n- U6 A& c1 I- K9 ^0071B99A |. 66:8B0E ||mov cx,word ptr ds:[esi] ; 取缓冲区的原值, B( J/ p4 A8 m$ y) W" N
0071B99D |. 85FF ||test edi,edi ; 检查字模的像素点低四位是否为0
9 ^2 }! v$ O: m$ d9 W! Y8 z0071B99F |. 74 54 ||je short heroes4.0071B9F5 ; 为0则不作处理9 a! H9 @5 \+ ^1 i
0071B9A1 |. 8BD7 ||mov edx,edi
`0 G( I, a. Q& f$ f) v7 P! E1 ?4 ~0071B9A3 |. 8BF1 ||mov esi,ecx2 ?2 [- q- Z2 ]; G* s
0071B9A5 |. C1FA 03 ||sar edx,3
2 [+ Z+ }. G2 u; k8 |$ t0071B9A8 |. 83E2 01 ||and edx,13 I) t0 |3 U$ c: E! o5 K6 x
0071B9AB |. 03FA ||add edi,edx
* o# \; x6 p! D4 H0071B9AD |. 8BD1 ||mov edx,ecx( q) X' l: i" p) U: [) n
0071B9AF |. 8B0D 04F1AA00 ||mov ecx,dword ptr ds:[AAF104]
0 ]3 X8 i6 ^3 q; n. g0071B9B5 |. 23D5 ||and edx,ebp9 v' X0 K# X- B! ~6 L
0071B9B7 |. 23F1 ||and esi,ecx2 X* y/ x1 f, u, m# K8 _$ P
0071B9B9 |. 8BC8 ||mov ecx,eax
9 R( h9 R f% S4 B+ f0071B9BB |. 230D 04F1AA00 ||and ecx,dword ptr ds:[AAF104], U0 |" c; [, P |' G1 `" j/ _
0071B9C1 |. 23C5 ||and eax,ebp
$ K# {0 x7 M! ^. T+ g/ F* O0071B9C3 |. 2BC2 ||sub eax,edx
& i8 w7 b2 A4 @$ [ P6 u0071B9C5 |. 2BCE ||sub ecx,esi! I/ K3 O& p+ g" k) o I
0071B9C7 |. 0FAFC7 ||imul eax,edi
. V$ y( \9 e1 Y! C8 g0071B9CA |. 0FAFCF ||imul ecx,edi
9 b4 Z5 c5 D+ q* \% r$ }0071B9CD |. C1E6 04 ||shl esi,4
! v$ t" G$ w- E# G" w( O0071B9D0 |. 03CE ||add ecx,esi
9 r7 I8 }. b2 a8 K0071B9D2 |. 8B35 F4F0AA00 ||mov esi,dword ptr ds:[AAF0F4]
. A2 E4 u+ o) j& a: v0071B9D8 |. C1E2 04 ||shl edx,4
6 {( M0 ], w+ E6 E3 [0071B9DB |. 23CE ||and ecx,esi
7 L' ~! a( O" k, Q: S6 U& ?8 c0071B9DD |. 8B35 D8F0AA00 ||mov esi,dword ptr ds:[AAF0D8]
4 S- ~3 R2 c8 h$ d6 J0071B9E3 |. 03C2 ||add eax,edx
# h; C& ^6 M1 Y1 ^. H0071B9E5 |. 23C6 ||and eax,esi, n+ ^1 Y) {' k& b
0071B9E7 |. 8B7424 68 ||mov esi,dword ptr ss:[esp+68]
; X# \9 f; e& I& y0071B9EB |. 03C8 ||add ecx,eax
1 G4 {4 l8 @+ v6 R0071B9ED |. C1F9 04 ||sar ecx,4* P6 U1 s/ v. j
0071B9F0 |. EB 03 ||jmp short heroes4.0071B9F5- r1 z6 o. b, f: q
0071B9F2 |> 66:8B0E ||mov cx,word ptr ds:[esi]
7 Z4 I. b/ q' G- F7 }0071B9F5 |> 33D2 ||xor edx,edx0 M+ s) W0 ^ S
0071B9F7 |. 81E1 FFFF0000 ||and ecx,0FFFF$ w1 g: _7 D6 f+ S& p6 @! b
0071B9FD |. 8A13 ||mov dl,byte ptr ds:[ebx]
5 e7 {7 h; _6 b, r& `3 @* W0071B9FF |. 8BC1 ||mov eax,ecx
6 l, S; m7 }' l' ]0071BA01 |. C1EA 04 ||shr edx,4 ; 取高四位
$ m8 B4 F7 V8 ^ M1 U0071BA04 |. 85D2 ||test edx,edx ; 检查字模的像素点高四位是否为0
$ k, I2 P) B5 f" k; v) l V0071BA06 |. 74 51 ||je short heroes4.0071BA59 ; 为0则不作处理
' C+ c" O# Z6 M0071BA08 |. 8BCA ||mov ecx,edx% k( X; H5 q! Q# j+ M; q: G* Q* H
0071BA0A |. 8BF0 ||mov esi,eax) M8 M/ ~. p6 b# V( u
0071BA0C |. C1F9 03 ||sar ecx,3
1 {+ `( w5 m9 `/ E% L2 n0071BA0F |. 83E1 01 ||and ecx,1
1 g+ V9 V% [! Y0071BA12 |. 23F5 ||and esi,ebp
9 }& l! Q. s2 p. O1 ]2 \0 T% e0071BA14 |. 03D1 ||add edx,ecx5 L6 [' g2 P, c5 i6 O# Z$ E8 G/ E
0071BA16 |. 8BC8 ||mov ecx,eax- X* v# S5 h3 O( n( _
0071BA18 |. 8B4424 10 ||mov eax,dword ptr ss:[esp+10]
4 l5 N0 ~- J1 R, Z. ]8 w0071BA1C |. 8B3D 04F1AA00 ||mov edi,dword ptr ds:[AAF104]
& ~/ s4 `# s( N) A6 ~2 E' A" ]0071BA22 |. 23C5 ||and eax,ebp
, N3 Y; d; y4 O; x, D9 _0071BA24 |. 23CF ||and ecx,edi" \) K8 j+ K7 ?' }6 i$ P) U
0071BA26 |. 2BC6 ||sub eax,esi- B0 o8 L! n9 a- V2 S( D" f
0071BA28 |. 0FAFC2 ||imul eax,edx9 n8 m( j8 b- H: r3 N( ^
0071BA2B |. C1E6 04 ||shl esi,4
1 |$ s4 C" U/ j8 Q+ d' K! y. p/ ]0071BA2E |. 03C6 ||add eax,esi4 N( T. f( J" E; K% N$ s
0071BA30 |. 8B35 D8F0AA00 ||mov esi,dword ptr ds:[AAF0D8]: i! w2 j \+ M, j# \8 s8 ~6 T
0071BA36 |. 23C6 ||and eax,esi/ j& p& |! | T$ N( ?/ e
0071BA38 |. 8B7424 10 ||mov esi,dword ptr ss:[esp+10]' q* _4 u+ {' H, o
0071BA3C |. 23F7 ||and esi,edi0 }. ]7 Y0 r6 c* h! }
0071BA3E |. 8B3D F4F0AA00 ||mov edi,dword ptr ds:[AAF0F4]4 v( {; R8 ]' i# W; S/ B5 T1 R
0071BA44 |. 2BF1 ||sub esi,ecx
$ f5 p Q) S" Y$ [: U0 c* l4 [0071BA46 |. 0FAFF2 ||imul esi,edx
! D# X& @/ l! R( y, X0071BA49 |. C1E1 04 ||shl ecx,47 z2 f7 t* V: t7 I# A4 X3 Q
0071BA4C |. 03F1 ||add esi,ecx, S }1 g k$ g7 `
0071BA4E |. 23F7 ||and esi,edi
/ @ d$ l- F9 ?4 m; x8 K0071BA50 |. 03C6 ||add eax,esi8 m Z$ v9 s# T( g6 ?- }
0071BA52 |. 8B7424 68 ||mov esi,dword ptr ss:[esp+68]
; S; i: E# Q3 X' {0071BA56 |. C1F8 04 ||sar eax,4
3 g8 w# I0 Q8 n& r' m0071BA59 |> 66:8906 ||mov word ptr ds:[esi],ax ; 将经过处理后的缓冲区值放回原处
4 J M- A3 o1 T+ r; g! G* S( V0071BA5C |. 8B4424 14 ||mov eax,dword ptr ss:[esp+14]
9 l( @0 f3 X" z3 W( f0071BA60 |. 43 ||inc ebx ; 指向字模的下个像素点5 B; n4 l9 R7 ?. `
0071BA61 |. 83C6 02 ||add esi,2 ; 指向缓冲区的下个点; a' ^4 A E- T* M+ k+ b! |
0071BA64 |. 48 ||dec eax ; 计数值减1/ a! k" s8 o1 D( H# [# p D
0071BA65 |. 897424 68 ||mov dword ptr ss:[esp+68],esi& {, R% v: k2 b9 |
0071BA69 |. 894424 14 ||mov dword ptr ss:[esp+14],eax( R7 o- ?! E" Q- d- C* v
0071BA6D |.^ 0F85 07FFFFFF |\jnz heroes4.0071B97A
4 d5 e6 f+ [% V5 ~- J6 @/ m G0071BA73 |. 8B6C24 1C |mov ebp,dword ptr ss:[esp+1C]
% V1 T4 ^; e' y6 d `0071BA77 |> 8B5424 20 |mov edx,dword ptr ss:[esp+20]% G' P5 W; U4 W; b
0071BA7B |. 8B4C24 24 |mov ecx,dword ptr ss:[esp+24]
0 J8 ? U1 n/ q: _7 A5 G* J( P0071BA7F |. 8B4424 18 |mov eax,dword ptr ss:[esp+18], R' D2 A% F- Z% w! S& \( R0 B
0071BA83 |. 03DA |add ebx,edx ; 指向字模的下行像素点
# x5 K) j; X0 Q( ~' D7 x# U4 r0071BA85 |. 03F1 |add esi,ecx ; 指向缓冲区的下行点8 q$ B0 f, x; E
0071BA87 |. 48 |dec eax ; 计数值减1
: y9 c" d F# Y$ f# e1 m9 U' V0071BA88 |. 897424 68 |mov dword ptr ss:[esp+68],esi) ^; b( t' o2 `- i
0071BA8C |. 894424 18 |mov dword ptr ss:[esp+18],eax$ u9 l! A4 e2 q" F/ `4 u$ `
0071BA90 |.^ 0F85 CBFEFFFF \jnz heroes4.0071B961
6 n. U2 C$ \; r- ]) }4 I3 [0071BA96 |> 5F pop edi/ |1 E2 O9 Q5 j6 h* V& R
0071BA97 |. 5E pop esi6 i" G- }/ x4 Y( c+ P. |
0071BA98 |. 5D pop ebp1 n' ^. }% M+ x# }
0071BA99 |. 5B pop ebx( Y" i' a: i( Y9 u: {5 Y
0071BA9A |. 83C4 54 add esp,54
/ f. c" E' V% \* q, P0071BA9D \. C2 1800 retn 18
8 O1 I+ q: r$ z- n, ^& M本函数的核心是两层循环,从71B9A1开始就是循环体,整个换算过程是一个比较复杂的算法,可以简单表示为:
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buf[x][y]=func(buf[x][y],zm[x/2][y/2])/ m, N& ]/ T: v1 `3 L m0 C1 a
& L2 i6 J: o8 n. J( W' u nbuf:缓冲区二维数组,两个字节表示一个点
3 f+ d0 ?! \9 j! Uzm:字模二维数组,一个字节表示一个点 |