本帖最后由 shane007 于 2023-8-25 17:31 编辑 - b; e1 e1 V: x1 U4 a
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本游戏的引擎似乎有支持2套图形API,DirectDraw和Opengl,9 } b; |6 {8 D+ o s
游戏应该实际只用了其中1个,暂时作下记录。
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# ]# p/ y/ m- L2 h- _4 Y- d0 v0 ?# UDirectDraw是由bin目录下的ddraw2d.dll来完成的。
+ u7 V) B5 S/ K$ ~! O以下是一处的初始化代码) C$ y7 u: s4 e( q# H
- CSpace:100150154 W/ N/ m, c, r
- CSpace:10015015 loc_10015015: ; CODE XREF: sub_10014D50+2AD↑j
9 ]8 P& y2 e5 x% O/ n - CSpace:10015015 mov [ebp+lpGUID], 06 V; q; ?9 s; r! s! r% x0 z$ n
- CSpace:1001501C mov eax, [ebp+dwNewLong]
; a. \8 P' X6 d) z! E! z - CSpace:1001501F mov ecx, [eax+230h]
3 B0 D: g5 t) c% L1 g, e - CSpace:10015025 movzx edx, byte ptr [ecx+1Ah]# q) z7 T" i: Q6 V, P4 W! D
- CSpace:10015029 test edx, edx
0 k3 b1 o+ D5 X$ }" U - CSpace:1001502B jnz short loc_1001503C
+ L: `* q3 L' Q" A% `8 @9 @ - CSpace:1001502D mov eax, [ebp+dwNewLong]# M0 s& c3 a2 q1 u4 g& J
- CSpace:10015030 mov ecx, [eax+230h]
' F- T% ]/ A2 n, i - CSpace:10015036 add ecx, 8$ z+ D3 P* B/ Q. c ]5 n. L
- CSpace:10015039 mov [ebp+lpGUID], ecx: R. w5 r/ n, T( y+ M4 Z X6 S
- CSpace:1001503C7 L! w3 j" a( x5 L- J. E) z
- CSpace:1001503C loc_1001503C: ; CODE XREF: sub_10014D50+2DB↑j
, H8 Q! V0 X; y- J+ n; g D- s6 L$ k) A - CSpace:1001503C mov eax, [ebp+dwNewLong]! @- b F5 |; V/ b
- CSpace:1001503F mov ecx, [eax+230h]( r9 m9 V# x* w9 U; _( `
- CSpace:10015045 mov edx, [ecx+1Ch]
% g0 p; X# u8 X& l$ [/ a2 |5 d - CSpace:10015048 push edx
! j( W: {: m, j& N - CSpace:10015049 mov eax, [ebp+dwNewLong]
8 }# R) F$ e1 `1 J Z - CSpace:1001504C mov ecx, [eax+230h]
7 h. k' X! k' _$ x" s - CSpace:10015052 mov edx, [ecx+20h], y/ I# F( ]0 i
- CSpace:10015055 push edx, q) g& n" _6 L: _& v
- CSpace:10015056 push offset aUsingDirectdra ; "Using DirectDraw %s (%s)"0 N$ V; Y5 { z/ o( }4 S$ z. a
- CSpace:1001505B push 3) s" z) R4 k/ w6 z
- CSpace:1001505D mov eax, [ebp+dwNewLong]7 g- q) A& e% @* |
- CSpace:10015060 push eax
6 s( n5 M+ ^% k9 M! G' k - CSpace:10015061 call sub_1003882A
" m9 q4 Y# X) j; T- Y! } - CSpace:10015066 add esp, 14h
" Q4 |, f8 h4 |: R5 u+ B; S. J6 r1 G - CSpace:10015069 push 0 ; pUnkOuter* \0 K7 N3 o/ i& Y3 m
- CSpace:1001506B mov eax, [ebp+dwNewLong]
/ x0 ^/ d2 C) I7 [ - CSpace:1001506E add eax, 1DCh3 Q7 }. F$ e) x" m6 ]9 A, N* l
- CSpace:10015073 push eax ; lplpDD
6 e' s/ [5 i" ~( a - CSpace:10015074 mov ecx, [ebp+lpGUID]3 @1 Q2 G* n' p
- CSpace:10015077 push ecx ; lpGUID3 w* n; h4 n$ L; u1 |3 _
- CSpace:10015078 call j_DirectDrawCreate# X/ Y6 M6 J1 b
- CSpace:1001507D mov [ebp+var_14], eax
* Y) }9 o: p- e% @; ?4 b" ] - CSpace:10015080 cmp [ebp+var_14], 0
+ |* t4 O* P. Y! O - CSpace:10015084 jz short loc_1001509E
L% l$ E$ j4 y$ C' Z - CSpace:10015086 push offset aDirectdrawcrea ; "DirectDrawCreate FAILED (Code: %08lx)\n"
' \, @6 U V+ K5 V" |0 r$ @ - CSpace:1001508B mov eax, [ebp+var_14]9 t! X5 f+ E9 b( Y
- CSpace:1001508E push eax
" Q" R; ^$ u! M - CSpace:1001508F mov ecx, [ebp+dwNewLong]
* k. c" _# f' s( R - CSpace:10015092 call sub_10038F3C6 i( G2 w9 t1 Y( D& U' i5 l: v* ^- m
- CSpace:10015097 xor al, al
& n' y* k- e3 s5 `0 w- M; d( D+ u - CSpace:10015099 jmp loc_10015173
复制代码
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, W; o% C4 \% q" c- Z4 c我用3D Analyzer对opengl API的调用进行跟踪之后,输出了不少log.
: D* j4 P5 P9 d9 u记录到log_GL.out文件中。以下是摘录的一段。! ^; Q' B; N" u. |. A$ Y0 y# n
我认为这个游戏大概率使用的是opengl API,程序修改的切入点,还需要进一步分析。
& ?% d, M; k5 U- F* B以前Skywalker 说 这个游戏不能用Hypersnap抓图,这也算是个使用opengl API的侧面证明吧?
8 \ B# R9 f" G3 c' d' H- glClearColor, GLclampf<0>, GLclampf<0>, GLclampf<0>, GLclampf<0>
1 S* \/ F8 j, N# s: T m- {! b+ m - glTexEnvi, GLenum<8960>, GLenum<34176>, GLint<5890>
& `: k9 ?4 m2 j; w - glTexEnvi, GLenum<8960>, GLenum<34192>, GLint<768>* f; T v7 P, h+ Z
- glTexEnvi, GLenum<8960>, GLenum<34177>, GLint<34167>' ~0 O I: Y8 X, _. W
- glTexEnvi, GLenum<8960>, GLenum<34193>, GLint<768>) o* j5 P Z# y
- glTexEnvi, GLenum<8960>, GLenum<34161>, GLint<8448>" y V& X# i3 O2 ^1 m( R
- glTexEnvf, GLenum<8960>, GLenum<34163>, GLfloat<1065353216>
/ Y& R3 _2 ]+ u3 p& `2 g1 f7 H: {% T - glTexEnvi, GLenum<8960>, GLenum<34184>, GLint<5890>
( L$ r' \8 N; ]! q. S - glTexEnvi, GLenum<8960>, GLenum<34200>, GLint<770>( J- u: d2 o# f+ Q' X) N+ N
- glTexEnvi, GLenum<8960>, GLenum<34185>, GLint<34167>" c; |$ B f1 E4 ?$ R
- glTexEnvi, GLenum<8960>, GLenum<34201>, GLint<770>
" m4 T: K7 p4 d& _ - glTexEnvi, GLenum<8960>, GLenum<34162>, GLint<8448>
9 O) ~# A& n/ t, l5 G - glTexEnvf, GLenum<8960>, GLenum<3356>, GLfloat<1065353216>
+ ?+ d/ M- w8 q" t0 g$ Y - glClear, GLbitfield<256>- Y( c8 Q c( T# {6 }
- glShadeModel, GLenum<7424>& L$ B6 M% ~- `+ {/ a$ R
- glDisable, GLenum<2929>2 G" {: }; s$ S
- glDisable, GLenum<3008>
( e" q0 s, o& T - glDisable, GLenum<2896>2 G0 T' ^' y, F7 ^5 U/ k
- glEnable, GLenum<3042>' h+ {8 G1 ?' `0 C
- glDisable, GLenum<3553>
0 c" e9 Y4 P' [4 G4 y- I9 @ - glBindTexture, GLenum<3553>, GLuint<631>
- I1 c1 W# t4 y! g6 {* F3 f - glTexParameteri, GLenum<3553>, GLenum<10240>, GLint<9729>
' y# i8 V) E, ~# b1 A" _ - glClearColor, GLclampf<0>, GLclampf<0>, GLclampf<0>, GLclampf<0>" @' F( d9 y& w% E6 a5 I- T' j9 K+ [
- glClear, GLbitfield<16384>4 M9 @6 j* B4 m, v
- glTexSubImage2D, GLenum<3553>, GLint<0>, GLint<0>, GLint<0>, GLsizei<512>, GLsizei<384>, GLenum<6408>, GLenum<5121>, CGLvoidP<266776608>* r/ O; X/ Z! I5 K
- glEnable, GLenum<3553>. @! ` }( d/ m2 M, L$ P
- glBegin, GLenum<7>
4 H+ p5 a$ [& E2 Y8 M# r. @7 S$ ]$ T - glColor4f, GLfloat<1065353216>, GLfloat<1065353216>, GLfloat<1065353216>, GLfloat<1065353216>9 h W: a' y3 C& e: ]
- glTexCoord2f, GLfloat<0>, GLfloat<0>
' |8 j6 B# s Q5 o/ V - glVertex2i, GLint<0>, GLint<768>
! _' E/ V$ |4 i6 \/ n - glTexCoord2f, GLfloat<1065353216>, GLfloat<0>
: r$ s$ T) d7 {; Y6 V - glVertex2i, GLint<1024>, GLint<768>& h$ i8 a- Y. G D# [
- glTexCoord2f, GLfloat<1065353216>, GLfloat<1065353216>+ |# b# T: I& P% Q" B6 l
- glVertex2i, GLint<1024>, GLint<-256>7 R! y% D. V4 J. w) U
- glTexCoord2f, GLfloat<0>, GLfloat<1065353216>
: c4 I2 k0 f' O - glVertex2i, GLint<0>, GLint<-256>
* I( J8 z5 B) O: Y6 j3 x+ z - glEnd
- S0 ^$ i" x) o( \8 V - glShadeModel, GLenum<7424>
4 a2 ^# @( L7 F0 m, Y - glGetError4 v( Z- m! y' L$ g' |5 S
- glDisable, GLenum<2929>4 o9 I( [# H4 Q6 K5 w
- glGetError3 ?' N% y+ E& p+ o% ~8 s; O1 a' W; Z
- glBlendFunc, GLenum<770>, GLenum<771># k, e! l7 v" e1 W
- glGetError
7 U+ E' t V. L - glEnable, GLenum<3042>
' u5 ]8 J9 K# i; s/ K' |0 w - glGetError& }: _$ e9 O, Z; x" p) ]
- glDisable, GLenum<3553>
1 x1 x2 ^# m7 ^0 V" Q - glGetError5 r3 W1 C4 u0 V& R
- glBegin, GLenum<7>: ~+ }" d& r4 }6 U$ y3 z* D
- glColor4f, GLfloat<0>, GLfloat<0>, GLfloat<0>, GLfloat<1059883844>0 [. J% {, J! ]7 Y
- glTexCoord2f, GLfloat<0>, GLfloat<0>
3 S$ U9 j: i$ n4 G - glVertex2i, GLint<0>, GLint<768># ~9 S5 N4 G ^5 Y& ]3 W
- glTexCoord2f, GLfloat<1065353216>, GLfloat<0>
' z9 n' H* J. l - glVertex2i, GLint<1024>, GLint<768>
0 W6 W0 L2 J1 r9 R. B/ |1 u - glTexCoord2f, GLfloat<1065353216>, GLfloat<1065353216>/ S7 }5 q7 W, b
- glVertex2i, GLint<1024>, GLint<0>7 _$ l W* d3 f9 M( E8 I
- glTexCoord2f, GLfloat<0>, GLfloat<1065353216>
; s5 k' J0 ]2 h - glVertex2i, GLint<0>, GLint<0>' q% F5 b$ `7 O8 K5 v
- glEnd
' S+ \, n# m0 V+ c6 k7 g! Q - glGetError
$ |" p" h# ]' @+ g! C9 T# P, S - glEnable, GLenum<3553>
/ _) f+ {% j. ^* [1 {8 H - glGetError3 S& U% S( I6 i8 c
- glFlush
0 \# U$ G6 t; u# s9 V3 k# ] - wglSwapBuffers- o0 a Q% h9 S
- ---------------------------2 M4 F; U) ^7 r, W5 `3 F
- , HDC<-33484711>4 P% {6 l6 [ E" c. _, d% V/ t# J
- wglGetPixelFormat, HDC<-33484711>
% d) v+ P& W* R4 D - glMatrixMode, GLenum<5889>+ \ l- d7 K7 ?/ v8 K1 v
- glLoadIdentity+ I4 M' r5 F6 V9 r/ K
- glOrtho, GLdouble<00>, GLdouble<01083179008>, GLdouble<00>, GLdouble<01082654720>, GLdouble<0-1074790400>, GLdouble<01076101120>1 m- ?( K6 S0 Z! Z; a, H
- glViewport, GLint<0>, GLint<0>, GLsizei<1024>, GLsizei<768>
6 y, g* G9 }$ y7 M - glMatrixMode, GLenum<5888>( X% `0 s( D5 t4 [
- glLoadIdentity
/ o6 H. \, e# F5 X$ A - glColor3f, GLfloat<1065353216>, GLfloat<0>, GLfloat<0>
9 T2 C S/ w Q' N - glClearColor, GLclampf<0>, GLclampf<0>, GLclampf<0>, GLclampf<0>
- u7 Z( Q& Y' Q7 T- h - glTexEnvi, GLenum<8960>, GLenum<34176>, GLint<5890>
9 f S3 t# e& H* {2 }9 C5 O8 E - glTexEnvi, GLenum<8960>, GLenum<34192>, GLint<768>
' I' j% j" R7 p& x2 {0 {& |9 X - glTexEnvi, GLenum<8960>, GLenum<34177>, GLint<34167>
7 G8 K! C7 U$ ]3 u+ K5 i - glTexEnvi, GLenum<8960>, GLenum<34193>, GLint<768>
7 j* I" h; P2 N3 t; J - glTexEnvi, GLenum<8960>, GLenum<34161>, GLint<8448>
3 g: f- S5 t& g - glTexEnvf, GLenum<8960>, GLenum<34163>, GLfloat<1065353216>! F& E% l9 r6 J2 @
- glTexEnvi, GLenum<8960>, GLenum<34184>, GLint<5890>
9 @8 M: | ?* } - glTexEnvi, GLenum<8960>, GLenum<34200>, GLint<770>
5 a* ?+ T! P- G# y - glTexEnvi, GLenum<8960>, GLenum<34185>, GLint<34167>4 g0 o& y) r% Q
- glTexEnvi, GLenum<8960>, GLenum<34201>, GLint<770>
# d) l& R' c& Q6 ~$ w) M - glTexEnvi, GLenum<8960>, GLenum<34162>, GLint<8448> }' ?$ n+ O% c, B
- glTexEnvf, GLenum<8960>, GLenum<3356>, GLfloat<1065353216>6 V+ R% h! S P- C% x; j
- glClear, GLbitfield<256>6 }/ h5 b+ {% u) f" p, c
- glShadeModel, GLenum<7424>
- A; H4 x( L) l& _; K) B - glDisable, GLenum<2929>
Y# M. W3 ^( a3 f% m - glDisable, GLenum<3008>
2 `$ G2 J5 b6 H1 T9 C3 S; V# n - glDisable, GLenum<2896>
# f% w" ]# p3 N7 a - glEnable, GLenum<3042>
6 W5 N; t D7 F+ V5 Y; b - glDisable, GLenum<3553>
: l& {. ^9 @" _. @' e - glBindTexture, GLenum<3553>, GLuint<631>3 b( W% ^9 a( @$ l k, S* o5 c) M0 _
- glTexParameteri, GLenum<3553>, GLenum<10240>, GLint<9729># t6 ?9 M- l* Y7 c4 b
- glClearColor, GLclampf<0>, GLclampf<0>, GLclampf<0>, GLclampf<0>
- l1 ?! D# W/ n4 [% L3 [, l - glClear, GLbitfield<16384>
3 T& y9 V' f8 F, m/ Y - glTexSubImage2D, GLenum<3553>, GLint<0>, GLint<0>, GLint<0>, GLsizei<512>, GLsizei<384>, GLenum<6408>, GLenum<5121>, CGLvoidP<266776608>
/ D3 x7 _8 @- U" j - glEnable, GLenum<3553>
, F$ ]7 |$ |2 @4 X# P1 j! K6 N - glBegin, GLenum<7>- I- ~+ P: q, Y, A$ j8 ?
- glColor4f, GLfloat<1065353216>, GLfloat<1065353216>, GLfloat<1065353216>, GLfloat<1065353216>
" y, ]+ b2 ?- i' {2 u" S - glTexCoord2f, GLfloat<0>, GLfloat<0>
* h/ f5 D5 s: B3 @1 N, n - glVertex2i, GLint<0>, GLint<768>6 `" L) I0 Q. O
- glTexCoord2f, GLfloat<1065353216>, GLfloat<0>/ n& I' ?! ?5 W, B% a. u: p* O9 I8 H
- glVertex2i, GLint<1024>, GLint<768>3 P8 P! K1 z6 g; r+ ?+ B
- glTexCoord2f, GLfloat<1065353216>, GLfloat<1065353216>
: j* @" ?% F& O - glVertex2i, GLint<1024>, GLint<-256>
- @3 P) {) @ n& _& p! T - glTexCoord2f, GLfloat<0>, GLfloat<1065353216>
, x1 m W. {0 M" Q% E5 B1 Q% @ - glVertex2i, GLint<0>, GLint<-256>
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复制代码 . @& o- ]0 F7 |# ]* S
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