本帖最后由 shane007 于 2023-8-25 17:31 编辑 ' r' l- x( S6 _9 |' X/ ? m
; F5 `( [: v) L% @$ `' q! i, d本游戏的引擎似乎有支持2套图形API,DirectDraw和Opengl,
* w6 X! G2 X7 @# l2 {游戏应该实际只用了其中1个,暂时作下记录。
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DirectDraw是由bin目录下的ddraw2d.dll来完成的。. m) B# i; G0 W$ I6 x4 b
以下是一处的初始化代码8 G: S9 L/ u. X; u
- CSpace:10015015% T8 {' ]% a1 F. z, E+ f
- CSpace:10015015 loc_10015015: ; CODE XREF: sub_10014D50+2AD↑j/ Q+ M; c$ H# Q4 J9 m5 i
- CSpace:10015015 mov [ebp+lpGUID], 0
5 N; E \7 l" u/ c$ Z* l, L, `( g - CSpace:1001501C mov eax, [ebp+dwNewLong]
. k" f# `) n6 ?+ e5 | - CSpace:1001501F mov ecx, [eax+230h]9 p( `' k5 s! Z( {' a' W, ~
- CSpace:10015025 movzx edx, byte ptr [ecx+1Ah]4 m t, O ~" a: U* C; d2 R
- CSpace:10015029 test edx, edx5 Q7 S1 Q, H" P+ m. O
- CSpace:1001502B jnz short loc_1001503C: f! B& W1 y8 r, ~
- CSpace:1001502D mov eax, [ebp+dwNewLong]
& R) ^$ i6 E! i4 i - CSpace:10015030 mov ecx, [eax+230h]
6 g8 C8 o; k. P6 y3 W2 p/ F6 h - CSpace:10015036 add ecx, 8
}, h( `. S/ x/ t2 K) L! Q - CSpace:10015039 mov [ebp+lpGUID], ecx
7 r( R1 S" _- d% S/ Y - CSpace:1001503C5 x- `) R" h* D w2 u
- CSpace:1001503C loc_1001503C: ; CODE XREF: sub_10014D50+2DB↑j
* t# q+ B$ {5 ?, ^" l - CSpace:1001503C mov eax, [ebp+dwNewLong]
+ v) f2 ] K/ w; L; {/ }4 t - CSpace:1001503F mov ecx, [eax+230h]
: Z, Z$ @% i8 |/ V* Y - CSpace:10015045 mov edx, [ecx+1Ch]/ x( V3 ]& d5 r6 s) G% T$ N$ M) z! p
- CSpace:10015048 push edx0 D, }9 H5 B/ N9 O% X: |) j8 o1 w# ?
- CSpace:10015049 mov eax, [ebp+dwNewLong]- ]" c0 @: l- m2 Q- j( I
- CSpace:1001504C mov ecx, [eax+230h]" }7 P: o; j5 n' @# e
- CSpace:10015052 mov edx, [ecx+20h]2 u* D0 @* {: {9 I# d! W
- CSpace:10015055 push edx, q! `0 _8 A9 z7 l4 F3 Q
- CSpace:10015056 push offset aUsingDirectdra ; "Using DirectDraw %s (%s)": K2 b# e1 L; m4 S& w
- CSpace:1001505B push 3
- s! a$ p$ L9 h, }& J - CSpace:1001505D mov eax, [ebp+dwNewLong]3 d6 B2 N7 l& i H
- CSpace:10015060 push eax
$ S" `( j7 T: G g - CSpace:10015061 call sub_1003882A
* _: l$ K: K# d0 g/ c4 L) M - CSpace:10015066 add esp, 14h, K8 g* \* U+ `8 E q, U/ [1 s9 U
- CSpace:10015069 push 0 ; pUnkOuter
: Z- ~, w+ M4 {1 I9 y - CSpace:1001506B mov eax, [ebp+dwNewLong]1 ?6 \4 V" u) u- i0 N& Y
- CSpace:1001506E add eax, 1DCh! @0 o; q" K# t; e
- CSpace:10015073 push eax ; lplpDD: b% X2 k6 O, X; L, z: p* a. J
- CSpace:10015074 mov ecx, [ebp+lpGUID] c: c; B R) H/ g% z+ K' O
- CSpace:10015077 push ecx ; lpGUID
4 @5 Z8 Z2 g7 C. K1 ~5 i - CSpace:10015078 call j_DirectDrawCreate$ F: M' e0 _, I) `6 t
- CSpace:1001507D mov [ebp+var_14], eax
+ D* s$ Z8 v7 M" _$ S/ K a8 | - CSpace:10015080 cmp [ebp+var_14], 0$ T1 q) F2 b7 @, E" }
- CSpace:10015084 jz short loc_1001509E0 D' n0 _$ X s" J4 K8 o5 m
- CSpace:10015086 push offset aDirectdrawcrea ; "DirectDrawCreate FAILED (Code: %08lx)\n"; Q( u$ I4 q4 D
- CSpace:1001508B mov eax, [ebp+var_14]6 |1 _% W: T2 j% m) A' C5 Q
- CSpace:1001508E push eax9 U4 w u( T) k0 k: {
- CSpace:1001508F mov ecx, [ebp+dwNewLong]
: a) `/ `5 n, P4 v. c+ n% E - CSpace:10015092 call sub_10038F3C& t3 L* P i/ w2 @ p: j
- CSpace:10015097 xor al, al
8 Y! \7 ?) s) \ - CSpace:10015099 jmp loc_10015173
复制代码
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我用3D Analyzer对opengl API的调用进行跟踪之后,输出了不少log.- _: g2 x9 F, I1 E( t: C
记录到log_GL.out文件中。以下是摘录的一段。
- w9 |9 E1 A8 L1 I* Q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。( r2 k! r( p# }- v5 H7 L9 R# b2 o+ q
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?
) U# E& |) Q7 m- glClearColor, GLclampf<0>, GLclampf<0>, GLclampf<0>, GLclampf<0>" w3 N; i, Z j# T
- glTexEnvi, GLenum<8960>, GLenum<34176>, GLint<5890>8 w, g4 C% V ^. t- J% F$ e' W. R: ?
- glTexEnvi, GLenum<8960>, GLenum<34192>, GLint<768>- H, M, d7 ~4 r/ o3 B: h
- glTexEnvi, GLenum<8960>, GLenum<34177>, GLint<34167>
* w5 E' {/ v% d. s% n- Z4 g6 p - glTexEnvi, GLenum<8960>, GLenum<34193>, GLint<768>
4 u+ [0 }6 X( z - glTexEnvi, GLenum<8960>, GLenum<34161>, GLint<8448>
2 Z8 U0 W& K0 T - glTexEnvf, GLenum<8960>, GLenum<34163>, GLfloat<1065353216>
" T7 H3 h# ?- a9 u$ r! q9 J - glTexEnvi, GLenum<8960>, GLenum<34184>, GLint<5890>! X" o/ ?( y/ \0 S* [: @
- glTexEnvi, GLenum<8960>, GLenum<34200>, GLint<770>
9 O( [* `& r9 W - glTexEnvi, GLenum<8960>, GLenum<34185>, GLint<34167>
" ~# m* ~' S1 a; M0 Z - glTexEnvi, GLenum<8960>, GLenum<34201>, GLint<770>
3 H( E/ x6 o9 {/ V: F - glTexEnvi, GLenum<8960>, GLenum<34162>, GLint<8448>
/ S' M& H3 S( i% ?& O1 E" b6 M - glTexEnvf, GLenum<8960>, GLenum<3356>, GLfloat<1065353216>
. [% c9 |! W& p; j t - glClear, GLbitfield<256>7 o: M0 t6 F- D2 n3 z, ]2 b
- glShadeModel, GLenum<7424>3 K3 ?$ V) d. I' S7 M
- glDisable, GLenum<2929>
% k. k* }. c& S6 v - glDisable, GLenum<3008>
/ g5 P" [6 ^2 \4 r - glDisable, GLenum<2896>
/ o2 g+ ^; u7 { - glEnable, GLenum<3042>% i3 z" F& J2 [4 l% z; t0 x+ Z
- glDisable, GLenum<3553>
- G7 g- M* J1 m* j - glBindTexture, GLenum<3553>, GLuint<631>
$ O y' s4 W& N: Z - glTexParameteri, GLenum<3553>, GLenum<10240>, GLint<9729>& F6 s, ?- @5 C" Z0 K4 e, F
- glClearColor, GLclampf<0>, GLclampf<0>, GLclampf<0>, GLclampf<0>
/ h: U( Y- y+ l' O5 E - glClear, GLbitfield<16384>
. ~" R" C, g( r3 D; ~& p' H - glTexSubImage2D, GLenum<3553>, GLint<0>, GLint<0>, GLint<0>, GLsizei<512>, GLsizei<384>, GLenum<6408>, GLenum<5121>, CGLvoidP<266776608>
* L' a2 U5 @& l, n - glEnable, GLenum<3553>
7 [5 Z# u, L, y1 H s - glBegin, GLenum<7>
/ U$ Y) p4 p9 }+ S- F9 Q - glColor4f, GLfloat<1065353216>, GLfloat<1065353216>, GLfloat<1065353216>, GLfloat<1065353216>
5 b& E# S9 @0 @; @0 Q) I6 v/ S& ` - glTexCoord2f, GLfloat<0>, GLfloat<0> ~1 D# J0 r' r5 w1 S
- glVertex2i, GLint<0>, GLint<768>1 e2 l" T" V# z1 Y
- glTexCoord2f, GLfloat<1065353216>, GLfloat<0>+ O6 w D. n) G, x, L3 y7 `
- glVertex2i, GLint<1024>, GLint<768>
9 k. g r( U- r8 s5 v. y+ u - glTexCoord2f, GLfloat<1065353216>, GLfloat<1065353216>
+ [' ?, p. O9 A* F - glVertex2i, GLint<1024>, GLint<-256>
( R7 A5 i6 J& f# b. u$ L - glTexCoord2f, GLfloat<0>, GLfloat<1065353216>+ A$ @- G% i0 O- B, m
- glVertex2i, GLint<0>, GLint<-256>
6 b, t" {* \3 ?( p - glEnd
7 d7 |# Q5 A6 \! s - glShadeModel, GLenum<7424>
" Z" U# T' G" @. F$ U. F! N - glGetError
G9 G3 v: m6 F. _ A3 o9 M8 z - glDisable, GLenum<2929>& v) S2 m! n# R* V! A& K
- glGetError
4 r, S+ j; C" H; q - glBlendFunc, GLenum<770>, GLenum<771>
6 Y- f5 i# j% o0 Q+ V - glGetError
4 a% _( I% \# k- k1 A6 M - glEnable, GLenum<3042>/ E" z6 l! Z! g
- glGetError& @3 E/ z- t0 c9 H
- glDisable, GLenum<3553>+ r) d6 T& g. C# I
- glGetError
5 n7 j5 |& m1 e% _* a - glBegin, GLenum<7>
. E% `0 _0 s: P: z' n# ^0 B: A3 p% h - glColor4f, GLfloat<0>, GLfloat<0>, GLfloat<0>, GLfloat<1059883844>
}' r9 Z& I1 }0 s# }! ] h$ W6 O- h - glTexCoord2f, GLfloat<0>, GLfloat<0>
" y2 M: y4 Q$ r - glVertex2i, GLint<0>, GLint<768>
. X0 ]) L5 [- L0 v; q2 Z5 P - glTexCoord2f, GLfloat<1065353216>, GLfloat<0>
" J* n6 Z0 U' K; y% O - glVertex2i, GLint<1024>, GLint<768>
# M4 c' e! c, b# [6 q# G - glTexCoord2f, GLfloat<1065353216>, GLfloat<1065353216>4 h* n0 V% p' k! i6 j& s9 i
- glVertex2i, GLint<1024>, GLint<0>
4 R* ^: O* A. ? - glTexCoord2f, GLfloat<0>, GLfloat<1065353216>& J5 Q( P, H4 c7 Q1 D
- glVertex2i, GLint<0>, GLint<0>/ c n% W' T4 b& d
- glEnd f0 j" @" \4 U5 i [" g" ~
- glGetError
# \! }6 G# g' _) v - glEnable, GLenum<3553>
2 i) B2 `) m1 u3 Z0 ] - glGetError
: Q3 ^! V0 {* s5 Y& P* l1 q - glFlush
+ X `$ J9 V* @0 F - wglSwapBuffers
( ], g' h# ^+ h( o4 R/ J/ s - ---------------------------
. r. [% A# G9 s5 R2 g/ l. ] - , HDC<-33484711>4 g8 N% |3 R! C G% K! Y
- wglGetPixelFormat, HDC<-33484711>% ?) [7 t" o! R/ z+ F$ p
- glMatrixMode, GLenum<5889>
- T' V) r1 b! z7 G2 n - glLoadIdentity; A0 r9 q% \8 T; h e3 i% A
- glOrtho, GLdouble<00>, GLdouble<01083179008>, GLdouble<00>, GLdouble<01082654720>, GLdouble<0-1074790400>, GLdouble<01076101120>% w* F/ g, v+ g3 q: {
- glViewport, GLint<0>, GLint<0>, GLsizei<1024>, GLsizei<768>
- A+ ?: [- O9 q8 B( N5 @ - glMatrixMode, GLenum<5888>, S0 u8 m* J' z+ ^) s$ T
- glLoadIdentity
+ h) k# R7 _0 [, }$ \ - glColor3f, GLfloat<1065353216>, GLfloat<0>, GLfloat<0># [, x6 b0 T# l( f% H
- glClearColor, GLclampf<0>, GLclampf<0>, GLclampf<0>, GLclampf<0>
Q% o: Z2 R% x& j5 \, e - glTexEnvi, GLenum<8960>, GLenum<34176>, GLint<5890>' x3 k, Z% G8 F9 x+ F
- glTexEnvi, GLenum<8960>, GLenum<34192>, GLint<768># R/ q: o# o1 g3 Y+ Q
- glTexEnvi, GLenum<8960>, GLenum<34177>, GLint<34167>- a* K6 A9 l3 F- Y6 e i) @1 {
- glTexEnvi, GLenum<8960>, GLenum<34193>, GLint<768>+ j; ]" ~' n: t4 o
- glTexEnvi, GLenum<8960>, GLenum<34161>, GLint<8448>
9 j4 M# P! H) c1 B& x1 x! n: ^ - glTexEnvf, GLenum<8960>, GLenum<34163>, GLfloat<1065353216>
! L3 ~, }. T# a, o+ N" H - glTexEnvi, GLenum<8960>, GLenum<34184>, GLint<5890>
. E6 U+ p. T) s1 U% O - glTexEnvi, GLenum<8960>, GLenum<34200>, GLint<770>2 }! P) J0 \/ W3 l; x6 ?1 {
- glTexEnvi, GLenum<8960>, GLenum<34185>, GLint<34167>% s) p) k% D8 i$ T) z7 ]
- glTexEnvi, GLenum<8960>, GLenum<34201>, GLint<770>* d( Z" l! N/ a. u
- glTexEnvi, GLenum<8960>, GLenum<34162>, GLint<8448>- i. Z, r$ A7 f7 P# Y
- glTexEnvf, GLenum<8960>, GLenum<3356>, GLfloat<1065353216>
' B; \: [0 |/ v( R) y - glClear, GLbitfield<256>
7 W# }9 D: T/ N; y, C - glShadeModel, GLenum<7424>
5 ]+ ]8 E- [' B& I6 }0 S$ u - glDisable, GLenum<2929>" c7 x% d% [& x# f; P; w
- glDisable, GLenum<3008>1 t# G( N& X# ]
- glDisable, GLenum<2896>4 E: e& b7 l& ^9 m1 D& b* A
- glEnable, GLenum<3042>- Z9 D% q- i8 n) V
- glDisable, GLenum<3553>
& ^. X* z% v- z3 ^9 I* P - glBindTexture, GLenum<3553>, GLuint<631># b: U( `( U; u* D! ?& r0 s
- glTexParameteri, GLenum<3553>, GLenum<10240>, GLint<9729>3 @2 w1 Q u' \8 P# J& b
- glClearColor, GLclampf<0>, GLclampf<0>, GLclampf<0>, GLclampf<0>6 h& \/ i) z2 y" g6 E
- glClear, GLbitfield<16384>3 [( G, p; ?: }8 b9 J2 I' f* O" w4 g
- glTexSubImage2D, GLenum<3553>, GLint<0>, GLint<0>, GLint<0>, GLsizei<512>, GLsizei<384>, GLenum<6408>, GLenum<5121>, CGLvoidP<266776608>
2 l; q8 x4 @1 p3 Y - glEnable, GLenum<3553>
: [ ]5 c$ |( ` - glBegin, GLenum<7>
9 I! p/ t1 Y4 b$ j' B - glColor4f, GLfloat<1065353216>, GLfloat<1065353216>, GLfloat<1065353216>, GLfloat<1065353216>
3 K6 i8 H4 A# R4 j - glTexCoord2f, GLfloat<0>, GLfloat<0>/ e3 u7 ~. A! e S7 f
- glVertex2i, GLint<0>, GLint<768>0 @- D" L6 m8 D; M& y _
- glTexCoord2f, GLfloat<1065353216>, GLfloat<0>2 B+ {' D. b; S- |7 h6 a
- glVertex2i, GLint<1024>, GLint<768>
9 D& T8 v! F2 R/ L2 y - glTexCoord2f, GLfloat<1065353216>, GLfloat<1065353216>
$ l$ M+ q. P$ I4 X0 l. { - glVertex2i, GLint<1024>, GLint<-256> j/ z" ~, U. L' G" Z! A# L. x
- glTexCoord2f, GLfloat<0>, GLfloat<1065353216>
& J! ]- [0 e5 l9 N7 j/ T- z3 Q8 ^ - glVertex2i, GLint<0>, GLint<-256>* O6 |' Z7 W$ r$ ]- `* T
复制代码 3 z; k+ g' i9 B0 x* M* t- J- h) M- L
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