参数表( ]$ o- u& p; F4 d& U, |% A& I
arg1:[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
1 V: \. |# i/ n larg2:字符串宽度 x2 \8 J: T1 c( r6 l. n1 B) c3 @
arg3:y+ d) \1 p, `+ n$ O1 Y/ v2 p% d) u% w
arg4:颜色
5 k, c& B Z9 I" s9 B$ |arg5:与颜色深度有关. Q: \0 g- e% [4 A. o! J6 ^
arg6:与颜色深度有关
. g5 I# v7 y" s4 H: {8 Yecx:字符的编码基地址% _* V- E8 E* i9 R* Y1 z5 k1 h! V
5 \% g8 M6 D7 @& _0071B820 /$ 83EC 54 sub esp,54- t$ V1 c/ ?1 |: u; B
0071B823 |. 53 push ebx
+ b. K. G; x |5 H2 @0071B824 |. 8B5C24 5C mov ebx,dword ptr ss:[esp+5C]
% u9 Z! g6 N0 L0071B828 |. 55 push ebp+ N" F8 }) H- G# t: C( V; q
0071B829 |. 56 push esi
6 i9 ?9 I& [9 J& O, I& z1 R0071B82A |. 8B43 08 mov eax,dword ptr ds:[ebx+8]. b; @; P9 Q2 b
0071B82D |. 8BF1 mov esi,ecx
5 K" @" k$ h' b3 ^0071B82F |. 8B4B 04 mov ecx,dword ptr ds:[ebx+4]% } D7 p8 T2 w0 {
0071B832 |. 57 push edi8 w7 g. w8 J, T& d2 R! G0 v
0071B833 |. 50 push eax) ]3 a0 Y; Y3 }' o$ H* _
0071B834 |. 51 push ecx
, I: ]# R7 G$ x6 u) P* o, R, v4 s0071B835 |. 6A 00 push 09 b9 [1 ~$ d" }" h+ S
0071B837 |. 6A 00 push 02 O( J7 T7 L4 e+ r
0071B839 |. 8D4C24 54 lea ecx,dword ptr ss:[esp+54]& t1 ^1 h* y# n# {6 g
0071B83D |. 897424 20 mov dword ptr ss:[esp+20],esi. f; _2 y! |7 T7 y4 B) \
0071B841 |. E8 6ABCCEFF call heroes4.004074B0
9 M y1 g* R2 w0071B846 |. 8B56 08 mov edx,dword ptr ds:[esi+8]0 o9 O+ k$ ?9 t' A- }! k/ g- K
0071B849 |. 8B46 04 mov eax,dword ptr ds:[esi+4]. f4 g8 ]: z' Y) h
0071B84C |. 52 push edx. F* `$ w" M6 L
0071B84D |. 50 push eax
d T1 \; B( x/ ^, i! u0071B84E |. 6A 00 push 04 r9 t0 }' x3 I* X% T
0071B850 |. 6A 00 push 0
( L+ W0 n# A1 G( G0071B852 |. 8D4C24 44 lea ecx,dword ptr ss:[esp+44]9 w0 x, h( Y7 C' ^/ i6 n% H
0071B856 |. E8 55BCCEFF call heroes4.004074B0: i; k$ G% r2 C* U* G1 i5 X9 t! @
0071B85B |. 8B4C24 34 mov ecx,dword ptr ss:[esp+34]
9 J9 y6 Z U" m6 Z& ^$ }9 m1 A8 w0071B85F |. 8B5424 38 mov edx,dword ptr ss:[esp+38]; E3 Z7 {% d3 F) T @
0071B863 |. 8B4424 3C mov eax,dword ptr ss:[esp+3C]
# A! S4 X5 q: z0 s% g0071B867 |. 894C24 24 mov dword ptr ss:[esp+24],ecx
2 u% y, N! j' t% j4 I% ?' @- q0071B86B |. 8B4C24 40 mov ecx,dword ptr ss:[esp+40]
4 r) e" q8 \. h; I! J: G0071B86F |. 895424 28 mov dword ptr ss:[esp+28],edx
+ i# B* `* [1 b2 O0071B873 |. 8D5424 6C lea edx,dword ptr ss:[esp+6C]
8 R" }% I! z' O- M. X" e: Z0071B877 |. 894C24 30 mov dword ptr ss:[esp+30],ecx
! V* i' I7 ?, m2 J8 a0071B87B |. 52 push edx
l0 U `: k; \5 H1 ^6 b0071B87C |. 8D4C24 28 lea ecx,dword ptr ss:[esp+28]# r0 C$ S5 b9 l, r- M1 w
0071B880 |. 894424 30 mov dword ptr ss:[esp+30],eax' E$ E8 d# j" [: `9 W
0071B884 |. E8 47BCCEFF call heroes4.004074D0
* P1 y' V/ ]4 B {- M( I6 n0071B889 |. 8B4424 30 mov eax,dword ptr ss:[esp+30]3 Z; u0 c* i& A. ^
0071B88D |. 8B4C24 50 mov ecx,dword ptr ss:[esp+50]
+ v; n' _1 u" i3 E+ I6 D: {0 X0071B891 |. 3BC1 cmp eax,ecx
) U4 t! _. t0 r3 y6 r" O( T0071B893 |. 8BF8 mov edi,eax% m2 x( O/ n8 n
0071B895 |. 7C 02 jl short heroes4.0071B899$ @% c3 c8 |, ?' a# D% X' m& _
0071B897 |. 8BF9 mov edi,ecx
/ S% R _- e+ H4 p0071B899 |> 8B4424 2C mov eax,dword ptr ss:[esp+2C]
6 _ W& v+ w+ w: D5 D7 X; P- S0071B89D |. 8B5424 4C mov edx,dword ptr ss:[esp+4C]
1 |, C) d3 c) X" @& D8 l, M0071B8A1 |. 3BC2 cmp eax,edx
+ h# s- Z- u2 d: G5 ?4 e4 V0071B8A3 |. 7D 02 jge short heroes4.0071B8A7
4 S4 \8 T: Q* {# v0071B8A5 |. 8BD0 mov edx,eax
) a6 \7 O: k. L! N) ^: u) [0071B8A7 |> 8B4424 28 mov eax,dword ptr ss:[esp+28]
8 R( W: M; S7 v! J! e1 w0071B8AB |. 8B4C24 48 mov ecx,dword ptr ss:[esp+48]
$ N1 o( R t9 c0071B8AF |. 3BC1 cmp eax,ecx% m% N+ y! ]5 B) B4 G# {6 k
0071B8B1 |. 7E 02 jle short heroes4.0071B8B55 n! |+ l' z) D K* h
0071B8B3 |. 8BC8 mov ecx,eax
6 C! g/ i! m4 |# h/ K! M0071B8B5 |> 8B4424 24 mov eax,dword ptr ss:[esp+24]
9 y( _' c8 _# t0071B8B9 |. 8B7424 44 mov esi,dword ptr ss:[esp+44]
( S+ H2 B1 u3 m8 i( Y0071B8BD |. 3BC6 cmp eax,esi: u$ j! G0 |5 W" t7 |
0071B8BF |. 7F 02 jg short heroes4.0071B8C3: \% I4 U' ^( A. @
0071B8C1 |. 8BC6 mov eax,esi
4 q: r$ F1 i. K0071B8C3 |> 57 push edi! Q ]) \3 }+ W. {. C9 s7 z
0071B8C4 |. 52 push edx. e+ Q2 T' o$ u# M/ c6 ]# l6 P
0071B8C5 |. 51 push ecx
4 y% B, [+ }. q0071B8C6 |. 50 push eax
+ O. [7 i- ?; u, |. _$ x0071B8C7 |. 8D4C24 64 lea ecx,dword ptr ss:[esp+64]/ q3 ^; N# B2 d. B' G0 }4 R4 C8 U+ g# ]
0071B8CB |. E8 E0BBCEFF call heroes4.004074B0
2 p0 X1 U2 e# j* I& b0071B8D0 |. 8B4424 60 mov eax,dword ptr ss:[esp+60]6 q% H5 E+ G" m% n
0071B8D4 |. 8B7424 58 mov esi,dword ptr ss:[esp+58]
+ R, I# E0 D& ^+ s0 t0071B8D8 |. 2BC6 sub eax,esi
" d4 c, b0 e* ? ^0 o! _( A! @! Q0071B8DA |. 85C0 test eax,eax
) c( |. Y7 ~. J; w1 ^( V0071B8DC |. 894424 18 mov dword ptr ss:[esp+18],eax
2 ^' r" S: l$ g$ B- U1 C2 H0071B8E0 |. 0F8E B0010000 jle heroes4.0071BA96
/ `6 f& |! M0 s+ ~0 G0071B8E6 |. 8B6C24 5C mov ebp,dword ptr ss:[esp+5C]! g {5 E( O, G9 G
0071B8EA |. 8B4C24 54 mov ecx,dword ptr ss:[esp+54] ; 数值上等于arg21 e/ k* ~1 S. Z \7 A/ x2 m% f
0071B8EE |. 2BE9 sub ebp,ecx
5 X7 n# I. W6 O- _, |2 z: D0071B8F0 |. 85ED test ebp,ebp6 p) w& s/ E) }& ^0 ^
0071B8F2 |. 896C24 1C mov dword ptr ss:[esp+1C],ebp
, K: u+ |/ j l# F' O( s Z0071B8F6 |. 0F8E 9A010000 jle heroes4.0071BA96
8 l$ b6 w* z) G3 ]! Z0071B8FC |. 8B4424 6C mov eax,dword ptr ss:[esp+6C] ; arg21 Y% l9 ?# [$ v8 M6 \) a, b8 V v; @
0071B900 |. 8BF9 mov edi,ecx0 h; b$ u; ^) y! P
0071B902 |. 2BF8 sub edi,eax
. O T- m4 k* X7 ~, ?+ v0 A0071B904 |. 8B4424 70 mov eax,dword ptr ss:[esp+70] ; arg3# g/ [/ u* X7 O* { v7 N$ o
0071B908 |. 8BD6 mov edx,esi) f! g6 B. y' z# ?) H
0071B90A |. 894C24 24 mov dword ptr ss:[esp+24],ecx& w5 z/ @: k" n+ K
0071B90E |. 2BD0 sub edx,eax3 D: l* c8 ?2 b! i, w
0071B910 |. 8B43 0C mov eax,dword ptr ds:[ebx+C]! n5 T) X* Y: g! t- \/ t
0071B913 |. 8BD8 mov ebx,eax
. \* l" y# b" X/ R9 ]1 X/ f$ G8 {0071B915 |. 0FAFDE imul ebx,esi2 S7 T `1 Z- R* y
0071B918 |. 8D344B lea esi,dword ptr ds:[ebx+ecx*2]
) }3 H- m, B- r0071B91B |. 8B4C24 68 mov ecx,dword ptr ss:[esp+68]
8 V5 B$ p9 w' [4 A! S( p* j0071B91F |. 8B59 10 mov ebx,dword ptr ds:[ecx+10]* K! C* V v9 ]
0071B922 |. 8B4C24 10 mov ecx,dword ptr ss:[esp+10]6 D8 O5 y0 d9 t
0071B926 |. 03F3 add esi,ebx* a$ o7 R. @3 R- Q' \% G6 i
0071B928 |. 8B49 0C mov ecx,dword ptr ds:[ecx+C]$ d! ~& c) T4 b( 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)
9 [1 v! d3 R6 T4 Z4 u! I0071B92F |. 8BD9 mov ebx,ecx$ Y& E0 W h% L
0071B931 |. 2BCD sub ecx,ebp
- e3 ]' g- H( d, h! M0 \. q/ N0071B933 |. 0FAFDA imul ebx,edx
0 k9 g# _% n& }" s# r( m- F7 e0071B936 |. 8B5424 10 mov edx,dword ptr ss:[esp+10]7 z6 S$ R; E, {7 F
0071B93A |. 894C24 20 mov dword ptr ss:[esp+20],ecx
; O0 s0 I( r9 Q) {, P o0071B93E |. 8D4C2D 00 lea ecx,dword ptr ss:[ebp+ebp]; \% a/ \! L e% l+ Z. T- @
0071B942 |. 035A 10 add ebx,dword ptr ds:[edx+10]1 N) E, ]) B2 D" R
0071B945 |. 8B5424 18 mov edx,dword ptr ss:[esp+18]
% h# b9 M$ j# f% `9 U! W0071B949 |. 2BC1 sub eax,ecx" {* L7 s. W1 d& `; r
0071B94B |. 894424 24 mov dword ptr ss:[esp+24],eax( d8 H" ^7 _ d2 `! Y9 A% m2 a
0071B94F |. 03DF add ebx,edi3 X% e& s# Q% e5 |6 @ l
0071B951 |. 8BC2 mov eax,edx, h$ T* w" {' v, R
0071B953 |. 4A dec edx
0 L! T) L, h0 k! ?0071B954 |. 85C0 test eax,eax
9 V4 Q$ S+ h9 O9 w0071B956 |. 0F84 3A010000 je heroes4.0071BA96
. L$ {1 P6 P+ i0071B95C |. 42 inc edx
. z# p7 a+ w+ k4 ]. W; T0071B95D |. 895424 18 mov dword ptr ss:[esp+18],edx# }8 P/ T5 h7 P! K
0071B961 |> 85ED /test ebp,ebp+ I# u3 H8 Q4 D! c
0071B963 |. 0F84 0E010000 |je heroes4.0071BA776 y. U; d7 e. G5 F6 P
0071B969 |. 8B4424 74 |mov eax,dword ptr ss:[esp+74]
. X# D; n) u- }% Y7 v. E7 ~0071B96D |. 896C24 14 |mov dword ptr ss:[esp+14],ebp- H, P. |; Q3 `3 @
0071B971 |. 25 FFFF0000 |and eax,0FFFF C- E. s* w+ N
0071B976 |. 894424 10 |mov dword ptr ss:[esp+10],eax
8 p# m, x& K- I- O8 y" V1 N0071B97A |> 8A4424 78 |/mov al,byte ptr ss:[esp+78]4 N* V( l. b: _( U* V
0071B97E |. 8B2D DCF0AA00 ||mov ebp,dword ptr ds:[AAF0DC]
* k; P6 M# u2 K L0071B984 |. 84C0 ||test al,al
+ U Q9 i' H, Z8 x- P9 i0071B986 |. 74 6A ||je short heroes4.0071B9F2- i8 o- ?* [9 B- w
0071B988 |. 8A0B ||mov cl,byte ptr ds:[ebx] ; 取字模的像素点1 D \; x8 U7 b! Z; _( `/ H
0071B98A |. 8B4424 7C ||mov eax,dword ptr ss:[esp+7C]
1 }" H6 p9 q* H; T0071B98E |. 83E1 0F ||and ecx,0F ; 取低四位
- l8 C( N! M( l3 F# W Y7 M1 W4 S8 {0 K0071B991 |. 25 FFFF0000 ||and eax,0FFFF7 c% ]9 x; U; f. R, N, K
0071B996 |. 8BF9 ||mov edi,ecx4 r) S+ l) {+ p0 M. O. _
0071B998 |. 33C9 ||xor ecx,ecx$ F# c2 N ~) ~# n% p) I% X
0071B99A |. 66:8B0E ||mov cx,word ptr ds:[esi] ; 取缓冲区的原值8 ~& x$ E9 {% g
0071B99D |. 85FF ||test edi,edi ; 检查字模的像素点低四位是否为0
, `8 I' f `& D9 O* y2 r0071B99F |. 74 54 ||je short heroes4.0071B9F5 ; 为0则不作处理
T n/ @" w1 O* D& N5 I2 Z0071B9A1 |. 8BD7 ||mov edx,edi' Q7 @! b2 M) Z! Z4 }
0071B9A3 |. 8BF1 ||mov esi,ecx
$ A3 U: C0 B+ [. X/ p0071B9A5 |. C1FA 03 ||sar edx,3
3 x: h& U# ?7 w9 X0071B9A8 |. 83E2 01 ||and edx,1
+ T5 z0 k9 `( }3 v0071B9AB |. 03FA ||add edi,edx
/ a' y3 n1 r5 H9 [; v0071B9AD |. 8BD1 ||mov edx,ecx
1 V& E, M4 d6 i: B C4 J$ O% f0071B9AF |. 8B0D 04F1AA00 ||mov ecx,dword ptr ds:[AAF104]1 r/ w* h6 _( Y
0071B9B5 |. 23D5 ||and edx,ebp: n: f% |# N5 g1 D# |
0071B9B7 |. 23F1 ||and esi,ecx _. L' r# Z8 q, D0 l
0071B9B9 |. 8BC8 ||mov ecx,eax
* Q3 W/ e+ y' f- j% ]0 Y6 E0 k) d0071B9BB |. 230D 04F1AA00 ||and ecx,dword ptr ds:[AAF104]$ }; G' D1 |& {+ t$ `; }; B8 S
0071B9C1 |. 23C5 ||and eax,ebp
8 ]$ h/ H* w) e0 D0071B9C3 |. 2BC2 ||sub eax,edx' z" ?/ t$ @4 B4 ]$ X
0071B9C5 |. 2BCE ||sub ecx,esi, @, p. k; Q, `1 K; Z; u/ w+ E8 A
0071B9C7 |. 0FAFC7 ||imul eax,edi
8 U# c6 \0 A8 Y4 h8 X7 Y$ S0071B9CA |. 0FAFCF ||imul ecx,edi; S3 Q) V9 \# u
0071B9CD |. C1E6 04 ||shl esi,4: l+ e- p6 {& `6 J. d! N
0071B9D0 |. 03CE ||add ecx,esi
3 W M( m1 G! d: H- k4 ^0071B9D2 |. 8B35 F4F0AA00 ||mov esi,dword ptr ds:[AAF0F4]
) @- X9 l3 k! S4 g0071B9D8 |. C1E2 04 ||shl edx,4
& J j9 f& J3 o, ]0071B9DB |. 23CE ||and ecx,esi
7 P% M5 }; ^3 k0 D8 Z/ g7 @0071B9DD |. 8B35 D8F0AA00 ||mov esi,dword ptr ds:[AAF0D8]
9 x; v7 F& w! E9 r3 q6 a* \0071B9E3 |. 03C2 ||add eax,edx
5 N2 u) C6 X8 S6 X0071B9E5 |. 23C6 ||and eax,esi
( Q+ @6 ^. V3 n( R0071B9E7 |. 8B7424 68 ||mov esi,dword ptr ss:[esp+68]
: Q* O9 x" N. r J+ C+ @" t0071B9EB |. 03C8 ||add ecx,eax% I5 t+ U" f8 c& i/ @( z9 y
0071B9ED |. C1F9 04 ||sar ecx,4
; v4 i! k9 L; B7 u+ z0071B9F0 |. EB 03 ||jmp short heroes4.0071B9F5. @8 b3 f- U3 ` W9 e
0071B9F2 |> 66:8B0E ||mov cx,word ptr ds:[esi]' w0 d! A1 x% |+ i) k
0071B9F5 |> 33D2 ||xor edx,edx2 q" }6 k/ @4 c7 E( {9 e+ h$ P$ r7 f3 h# D
0071B9F7 |. 81E1 FFFF0000 ||and ecx,0FFFF" X) B8 I9 P1 D. Q3 w4 P! b4 Y
0071B9FD |. 8A13 ||mov dl,byte ptr ds:[ebx]
; k0 ]' s/ h- E" Q' u0071B9FF |. 8BC1 ||mov eax,ecx
; ? z' ^/ b; ?& Q% p( l/ G! X0071BA01 |. C1EA 04 ||shr edx,4 ; 取高四位
. \7 w9 a) L- _2 t1 K) k0071BA04 |. 85D2 ||test edx,edx ; 检查字模的像素点高四位是否为0
" Q* X4 N A- x( W& M% C8 x0071BA06 |. 74 51 ||je short heroes4.0071BA59 ; 为0则不作处理
* Q% B8 x- l/ @" w1 ^- Z0071BA08 |. 8BCA ||mov ecx,edx
8 E: M' H8 g# X0071BA0A |. 8BF0 ||mov esi,eax
: S" C( w9 f/ X# j7 A$ g, m0071BA0C |. C1F9 03 ||sar ecx,37 X* @7 H0 l6 F6 G" ^# B0 e% X
0071BA0F |. 83E1 01 ||and ecx,1
, E- w* m; `1 k* D/ v0071BA12 |. 23F5 ||and esi,ebp
. f0 Q J; {6 I+ u/ w# a0071BA14 |. 03D1 ||add edx,ecx4 H& B3 d7 i8 n+ P F* m! K8 ~+ n
0071BA16 |. 8BC8 ||mov ecx,eax" F; [8 L5 `# U" j; B) C
0071BA18 |. 8B4424 10 ||mov eax,dword ptr ss:[esp+10]" g/ o, ^. a; h6 X" S+ Y; u* C
0071BA1C |. 8B3D 04F1AA00 ||mov edi,dword ptr ds:[AAF104]$ o3 ?. H# V4 X6 h
0071BA22 |. 23C5 ||and eax,ebp: u( M% A' ?" m8 |
0071BA24 |. 23CF ||and ecx,edi
7 r/ S9 o! |* ~% s6 ~% e0071BA26 |. 2BC6 ||sub eax,esi
- P9 N/ Z" c5 v4 `' C0071BA28 |. 0FAFC2 ||imul eax,edx! p4 Z( w* r# f
0071BA2B |. C1E6 04 ||shl esi,4
; E- S8 w, x/ n+ G0071BA2E |. 03C6 ||add eax,esi
" j% }# {+ u8 i# M7 G, b0071BA30 |. 8B35 D8F0AA00 ||mov esi,dword ptr ds:[AAF0D8]
' g1 y# V3 @: D0 ~% G g0071BA36 |. 23C6 ||and eax,esi
" X( w) b- C1 m$ Q% K0071BA38 |. 8B7424 10 ||mov esi,dword ptr ss:[esp+10]
9 x. S( K0 z, e( d0071BA3C |. 23F7 ||and esi,edi. ~- T1 }4 V' A
0071BA3E |. 8B3D F4F0AA00 ||mov edi,dword ptr ds:[AAF0F4]
; b5 i7 u' [0 b: W2 H( j( k3 L0071BA44 |. 2BF1 ||sub esi,ecx
* D- T/ q( ] l" L) f$ |! s0071BA46 |. 0FAFF2 ||imul esi,edx V( s2 H9 V$ J P, I5 y. u @
0071BA49 |. C1E1 04 ||shl ecx,4
: C9 k& R5 j$ @0071BA4C |. 03F1 ||add esi,ecx
5 r5 H' o" M% l7 }: _0071BA4E |. 23F7 ||and esi,edi
, K) U# u6 I. f0071BA50 |. 03C6 ||add eax,esi
9 b$ {& A9 l; ~" f0071BA52 |. 8B7424 68 ||mov esi,dword ptr ss:[esp+68]/ q V" E$ o& _6 v( M6 y
0071BA56 |. C1F8 04 ||sar eax,4( V8 U. r+ T$ c4 ~# O: E! P
0071BA59 |> 66:8906 ||mov word ptr ds:[esi],ax ; 将经过处理后的缓冲区值放回原处4 c4 _ m# c t# O; @
0071BA5C |. 8B4424 14 ||mov eax,dword ptr ss:[esp+14]/ C* f7 i/ ?1 c6 V$ u/ r0 B' W
0071BA60 |. 43 ||inc ebx ; 指向字模的下个像素点
8 \) L2 ~# {8 e; z b- I0071BA61 |. 83C6 02 ||add esi,2 ; 指向缓冲区的下个点( ~" d. w5 ?4 ]$ L* A7 ?
0071BA64 |. 48 ||dec eax ; 计数值减1
) l. K+ C% T* y0071BA65 |. 897424 68 ||mov dword ptr ss:[esp+68],esi( c- J- s W! D& r
0071BA69 |. 894424 14 ||mov dword ptr ss:[esp+14],eax6 \/ S* `5 P+ d' Q
0071BA6D |.^ 0F85 07FFFFFF |\jnz heroes4.0071B97A" r. d9 B c7 \* h) u& q
0071BA73 |. 8B6C24 1C |mov ebp,dword ptr ss:[esp+1C]+ G% r# w/ y s0 K
0071BA77 |> 8B5424 20 |mov edx,dword ptr ss:[esp+20]5 T4 X# L0 B9 b6 a+ _
0071BA7B |. 8B4C24 24 |mov ecx,dword ptr ss:[esp+24]( z, U% y8 _2 |6 E' n
0071BA7F |. 8B4424 18 |mov eax,dword ptr ss:[esp+18]& h$ f6 ?3 [1 i8 w( i$ K: m/ k7 r
0071BA83 |. 03DA |add ebx,edx ; 指向字模的下行像素点. ^) b. H' P% H; p& L
0071BA85 |. 03F1 |add esi,ecx ; 指向缓冲区的下行点2 S+ x. J; F+ n# X+ p4 q
0071BA87 |. 48 |dec eax ; 计数值减1
3 v$ ]- k% v% d& d2 Q0071BA88 |. 897424 68 |mov dword ptr ss:[esp+68],esi
- S3 U7 \6 W7 N0 u6 r' q0071BA8C |. 894424 18 |mov dword ptr ss:[esp+18],eax
6 A7 O5 M1 A) w! H1 a: n1 x0071BA90 |.^ 0F85 CBFEFFFF \jnz heroes4.0071B961
1 |- N5 C6 ?& L, g3 u1 I( k& V0071BA96 |> 5F pop edi2 d7 V- n! g6 k5 o' |% W. O, c
0071BA97 |. 5E pop esi) ~! ]2 _" Z) C& g! ?
0071BA98 |. 5D pop ebp7 c( o7 y# \! N
0071BA99 |. 5B pop ebx
4 V% H1 [% ]5 M/ L, J0071BA9A |. 83C4 54 add esp,545 w) O. K( t% q0 }& z8 I% X% U
0071BA9D \. C2 1800 retn 18
/ H$ i1 R; H: Z) f! Q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:6 M+ {& H9 t0 M$ d
6 n' k0 z# Z$ r8 E: f6 T1 [
buf[x][y]=func(buf[x][y],zm[x/2][y/2])' O% g* s3 X/ Z! [
! A$ m% T) T: Wbuf:缓冲区二维数组,两个字节表示一个点% P/ R+ ]. C+ I2 d7 } C7 m {
zm:字模二维数组,一个字节表示一个点 |