【Opengl游戏汉化 #1】纪念品（Keepsake）图形引擎分析

shane007 · 发表于 2023-8-25 17:27

本帖最后由 shane007 于 2023-8-25 17:31 编辑

本游戏的引擎似乎有支持2套图形API，DirectDraw和Opengl，
游戏应该实际只用了其中1个，暂时作下记录。

DirectDraw是由bin目录下的ddraw2d.dll来完成的。
以下是一处的初始化代码

CSpace:100150154 z4 P8 G" u* M6 _5 M7 V0 Q6 N1 T! b
CSpace:10015015 loc_10015015: ; CODE XREF: sub_10014D50+2AD↑j
2 w& x* `# D# b7 p; o3 N
CSpace:10015015 mov [ebp+lpGUID], 0
* l0 O4 h8 e6 I. m$ [* C
CSpace:1001501C mov eax, [ebp+dwNewLong]
( F2 H* Y! ^+ A3 ?: H3 E
CSpace:1001501F mov ecx, [eax+230h]
2 n! X4 Y) O/ q9 F* _) V
CSpace:10015025 movzx edx, byte ptr [ecx+1Ah]6 w1 }; P$ i. V7 K7 P
CSpace:10015029 test edx, edx
3 X# V2 y0 l* t+ U) L. H
CSpace:1001502B jnz short loc_1001503C
$ E+ m" V, r8 F
CSpace:1001502D mov eax, [ebp+dwNewLong]& h1 g5 W- U! \4 [
CSpace:10015030 mov ecx, [eax+230h]# E) g2 C2 H( Q& p- p) W
CSpace:10015036 add ecx, 8
6 @/ {) W: u. ?; p# I
CSpace:10015039 mov [ebp+lpGUID], ecx) s% z. i, E2 s, f
CSpace:1001503C0 M h' q' k% l+ d) d
CSpace:1001503C loc_1001503C: ; CODE XREF: sub_10014D50+2DB↑j
; t& X2 } F! v! w% e2 o+ f
CSpace:1001503C mov eax, [ebp+dwNewLong]
% O* U& S- `! N" Q$ n
CSpace:1001503F mov ecx, [eax+230h]
5 W- k! Y. i% P+ u# J7 h: V2 e
CSpace:10015045 mov edx, [ecx+1Ch]
9 s; Y1 U$ D7 i( H) g8 }
CSpace:10015048 push edx2 R0 w% C( U3 |/ J: `* e
CSpace:10015049 mov eax, [ebp+dwNewLong]/ K, u! O6 A9 V% @
CSpace:1001504C mov ecx, [eax+230h]& o* J2 ?( D, r, L0 O0 E5 m
CSpace:10015052 mov edx, [ecx+20h]
1 F+ J; }; M! I3 A5 I4 n$ I
CSpace:10015055 push edx
* y& K# l$ w3 {
CSpace:10015056 push offset aUsingDirectdra ; "Using DirectDraw %s (%s)"( M, f. F" R: J; [; X1 F& D" p' X
CSpace:1001505B push 3( D& _; c6 F3 U
CSpace:1001505D mov eax, [ebp+dwNewLong], f; l- A2 j% c/ s l2 c- X
CSpace:10015060 push eax" L# N! d: J# C1 U# H8 Q
CSpace:10015061 call sub_1003882A
; h; i0 p ~4 h! Y' O
CSpace:10015066 add esp, 14h8 ?8 S. z: t" n* G6 l' w
CSpace:10015069 push 0 ; pUnkOuter$ T* X$ T+ l( u
CSpace:1001506B mov eax, [ebp+dwNewLong]. O8 B0 ~4 J0 u: Z4 Q- u! j
CSpace:1001506E add eax, 1DCh6 L1 |9 H9 j+ T, I
CSpace:10015073 push eax ; lplpDD
) a8 G& o& v/ J" E k- r
CSpace:10015074 mov ecx, [ebp+lpGUID]
! N3 m, f. i* h" J. ^
CSpace:10015077 push ecx ; lpGUID1 ` _- h- ~) t4 W
CSpace:10015078 call j_DirectDrawCreate, G7 z/ {, R7 X& s, u
CSpace:1001507D mov [ebp+var_14], eax
6 E& j' x/ c9 k3 L6 z/ s" i S
CSpace:10015080 cmp [ebp+var_14], 0" e# l- H0 P% d
CSpace:10015084 jz short loc_1001509E" x( x J+ \" [! o* p
CSpace:10015086 push offset aDirectdrawcrea ; "DirectDrawCreate FAILED (Code: %08lx)\n"* ^; R9 I! y. p5 T5 M
CSpace:1001508B mov eax, [ebp+var_14]5 o$ M0 w- t+ E5 A7 ?9 L( `& X
CSpace:1001508E push eax7 G; Y k# J- P% l/ h
CSpace:1001508F mov ecx, [ebp+dwNewLong]
9 q# `6 |5 T1 Q6 F6 V, K
CSpace:10015092 call sub_10038F3C
# S' [5 {1 D5 j
CSpace:10015097 xor al, al7 k, }1 ?3 K7 ~5 j5 S" r
CSpace:10015099 jmp loc_10015173

复制代码

我用3D Analyzer对opengl API的调用进行跟踪之后，输出了不少log.
记录到log_GL.out文件中。以下是摘录的一段。
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。
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？

glClearColor, GLclampf<0>, GLclampf<0>, GLclampf<0>, GLclampf<0>4 d7 d& `) d2 m: S8 e, @; \
glTexEnvi, GLenum<8960>, GLenum<34176>, GLint<5890>2 [. j1 m. H9 W
glTexEnvi, GLenum<8960>, GLenum<34192>, GLint<768>) Z4 b. u6 \0 o: T0 w, L
glTexEnvi, GLenum<8960>, GLenum<34177>, GLint<34167>
+ K$ L2 d0 {( J* t/ g
glTexEnvi, GLenum<8960>, GLenum<34193>, GLint<768>
0 D* F9 m" B8 T# W; L) J6 f
glTexEnvi, GLenum<8960>, GLenum<34161>, GLint<8448>6 P2 c& O ~) _
glTexEnvf, GLenum<8960>, GLenum<34163>, GLfloat<1065353216>
% h6 K: V6 b5 L$ t, I
glTexEnvi, GLenum<8960>, GLenum<34184>, GLint<5890>, i- n% d9 x0 O; G5 G" }! Z
glTexEnvi, GLenum<8960>, GLenum<34200>, GLint<770>: S. [ O( y; r, U' c" q8 @
glTexEnvi, GLenum<8960>, GLenum<34185>, GLint<34167>; B' p# `6 ^% p5 U) r! j. q I
glTexEnvi, GLenum<8960>, GLenum<34201>, GLint<770>
5 \* G: N0 P, |' q r
glTexEnvi, GLenum<8960>, GLenum<34162>, GLint<8448>
$ q0 t/ h" C+ M9 S8 n3 ?
glTexEnvf, GLenum<8960>, GLenum<3356>, GLfloat<1065353216>$ _. ~- [' h$ Z3 J" K4 P
glClear, GLbitfield<256>
& U3 Z3 y- ]2 ~+ s. m7 B: w0 I
glShadeModel, GLenum<7424># `5 {% h$ A! I) h
glDisable, GLenum<2929>7 o1 A; ?& o* i) m$ U
glDisable, GLenum<3008>$ `6 ^6 @9 I* U% P1 O$ k8 g
glDisable, GLenum<2896>
, q$ }. G) q Z- G' o
glEnable, GLenum<3042>
2 V! ~6 `$ q. l9 E" z, c, F( C6 P
glDisable, GLenum<3553>
0 e4 ~1 V9 Z; T9 o& K
glBindTexture, GLenum<3553>, GLuint<631>' ^4 ~+ ~- _' [2 {; h
glTexParameteri, GLenum<3553>, GLenum<10240>, GLint<9729>
& q* i7 a( r0 a/ E& i) h
glClearColor, GLclampf<0>, GLclampf<0>, GLclampf<0>, GLclampf<0>
L7 {' L p5 X
glClear, GLbitfield<16384>+ R, l, }6 ]& }' @0 d
glTexSubImage2D, GLenum<3553>, GLint<0>, GLint<0>, GLint<0>, GLsizei<512>, GLsizei<384>, GLenum<6408>, GLenum<5121>, CGLvoidP<266776608>$ K4 y3 H) w) e* g) i2 q
glEnable, GLenum<3553>
( ^! I5 Q5 x' H# Z* f+ D
glBegin, GLenum<7>
|6 ^# F" T& D6 U! o) C
glColor4f, GLfloat<1065353216>, GLfloat<1065353216>, GLfloat<1065353216>, GLfloat<1065353216>! b# k9 {& p. w+ v- y$ H" a& U7 t$ U
glTexCoord2f, GLfloat<0>, GLfloat<0>
: {( T2 c6 d7 u$ \7 _+ D, V
glVertex2i, GLint<0>, GLint<768>% f: _# Z( Z# ?' i7 {
glTexCoord2f, GLfloat<1065353216>, GLfloat<0>
' L, S% v: ?/ S) H) e& ]/ `
glVertex2i, GLint<1024>, GLint<768>
9 H' o$ f' l! H% E5 ]- L
glTexCoord2f, GLfloat<1065353216>, GLfloat<1065353216>; o2 ~/ m7 |1 k; e4 @, \8 s' M8 F
glVertex2i, GLint<1024>, GLint<-256>8 M7 ]- y, Q0 }3 l# Z
glTexCoord2f, GLfloat<0>, GLfloat<1065353216>
9 I3 {$ f; X2 G; G2 J
glVertex2i, GLint<0>, GLint<-256>
5 O, }. ?& e: y
glEnd6 a, k9 N9 V# T9 ~0 B" u: R: g
glShadeModel, GLenum<7424>, ~4 R1 M' K/ ?5 ]+ e, V
glGetError
) D1 K2 s4 @3 v
glDisable, GLenum<2929>
; t6 v3 H# g, D' [
glGetError2 w( F# @* j2 t# R; E W- I* r
glBlendFunc, GLenum<770>, GLenum<771>. \$ b( {! J2 l/ n5 f0 \
glGetError
9 o9 a$ W; ]6 M6 a3 z, A
glEnable, GLenum<3042>/ A( ?; V, ?. R
glGetError
0 a$ j. B) ]% {3 j* w
glDisable, GLenum<3553># o6 ~7 p7 x- D! H* H6 \) G0 d9 E% j
glGetError
' N) o3 W( p) p3 Z1 i2 ^$ l6 J
glBegin, GLenum<7>; m# }$ F( g9 \: }- e9 _
glColor4f, GLfloat<0>, GLfloat<0>, GLfloat<0>, GLfloat<1059883844>/ F8 N- U! x7 X7 A& ]2 h! r9 y4 t0 z
glTexCoord2f, GLfloat<0>, GLfloat<0>
3 ?' [' }: J# E! A+ l0 d l' j& r
glVertex2i, GLint<0>, GLint<768>: y" l7 |+ S+ U9 T$ |
glTexCoord2f, GLfloat<1065353216>, GLfloat<0>
# }, K# E I$ P3 v ?* X
glVertex2i, GLint<1024>, GLint<768>
- c$ K) G J3 o9 ]
glTexCoord2f, GLfloat<1065353216>, GLfloat<1065353216>
0 l! p" o; D; Y; p' @
glVertex2i, GLint<1024>, GLint<0>1 C$ }$ E+ M7 s$ C8 ~
glTexCoord2f, GLfloat<0>, GLfloat<1065353216>. H( V4 C2 L2 I& g; y
glVertex2i, GLint<0>, GLint<0>% A" ?- b! t( V7 t' _" N
glEnd
( u1 J) y8 y& V9 R
glGetError- ], c$ v# |! j7 m# o4 C
glEnable, GLenum<3553>
6 F" g' \" Y: J( z' A5 i
glGetError" V r( m! _8 [
glFlush
* x" Z) h1 p- P5 U
wglSwapBuffers$ t1 e, w, ~ C+ j
---------------------------3 n9 T- n' J" z1 W) y6 m
, HDC<-33484711>; {5 U% a" i8 v
wglGetPixelFormat, HDC<-33484711>9 l, R* x, r6 f$ Q
glMatrixMode, GLenum<5889>
0 h( [9 H0 {9 z L
glLoadIdentity7 z* G) x8 N. b7 H8 V+ {/ C
glOrtho, GLdouble<00>, GLdouble<01083179008>, GLdouble<00>, GLdouble<01082654720>, GLdouble<0-1074790400>, GLdouble<01076101120>
' w! p; I9 |- _0 i, A
glViewport, GLint<0>, GLint<0>, GLsizei<1024>, GLsizei<768>5 M" f6 A! J+ N" m6 l8 f; n2 t
glMatrixMode, GLenum<5888>
; L3 c5 g4 y, _
glLoadIdentity2 D) ^, w D% q, Q8 X
glColor3f, GLfloat<1065353216>, GLfloat<0>, GLfloat<0> t1 v6 m% H+ B! N9 F: y+ i
glClearColor, GLclampf<0>, GLclampf<0>, GLclampf<0>, GLclampf<0>" i0 D/ V6 Q3 V q+ h( c& x: |
glTexEnvi, GLenum<8960>, GLenum<34176>, GLint<5890># b. M% Q( {5 W/ [& H" Y3 B
glTexEnvi, GLenum<8960>, GLenum<34192>, GLint<768>& \" p: L% C4 M9 Z) z
glTexEnvi, GLenum<8960>, GLenum<34177>, GLint<34167>8 I: i3 U% d4 A
glTexEnvi, GLenum<8960>, GLenum<34193>, GLint<768>
! W/ g* i1 g8 }3 S. ^4 c
glTexEnvi, GLenum<8960>, GLenum<34161>, GLint<8448>
7 U2 w. i9 \' C
glTexEnvf, GLenum<8960>, GLenum<34163>, GLfloat<1065353216>% g- i3 G2 }) H8 Q& L* j
glTexEnvi, GLenum<8960>, GLenum<34184>, GLint<5890>
6 ^( a2 n4 T6 ?
glTexEnvi, GLenum<8960>, GLenum<34200>, GLint<770>
* O$ C, x' c, U3 F! W* Z
glTexEnvi, GLenum<8960>, GLenum<34185>, GLint<34167>
?& `' X# d, j
glTexEnvi, GLenum<8960>, GLenum<34201>, GLint<770>2 \# H5 T3 P M7 Y. X- E+ y
glTexEnvi, GLenum<8960>, GLenum<34162>, GLint<8448>; |: _8 P! z& h) m' x% O# _
glTexEnvf, GLenum<8960>, GLenum<3356>, GLfloat<1065353216>
' v' ^% f, Z# I2 L: k
glClear, GLbitfield<256>$ b: a. C% t; `
glShadeModel, GLenum<7424>
/ u) T! N2 O3 N2 _
glDisable, GLenum<2929>
) ^8 T Z% n( w" \3 i. P
glDisable, GLenum<3008>9 b9 P5 }# t' y" |: ?# E; w
glDisable, GLenum<2896>* l. W( h/ | W1 g. J% Q) F
glEnable, GLenum<3042>
6 g9 q9 n5 b' G! L- E7 a$ l$ F1 k2 N
glDisable, GLenum<3553>- F$ s3 L1 [: {( p& b' d" G( l: U% g
glBindTexture, GLenum<3553>, GLuint<631>
! n0 O6 D- |8 n
glTexParameteri, GLenum<3553>, GLenum<10240>, GLint<9729>9 \ a; i% _7 n3 l
glClearColor, GLclampf<0>, GLclampf<0>, GLclampf<0>, GLclampf<0>
( u$ t, `: Q' l6 H, L
glClear, GLbitfield<16384>
# m6 _8 E: ~# B$ W0 E
glTexSubImage2D, GLenum<3553>, GLint<0>, GLint<0>, GLint<0>, GLsizei<512>, GLsizei<384>, GLenum<6408>, GLenum<5121>, CGLvoidP<266776608>3 `+ Q" p4 f; E. o& M1 l9 W2 D
glEnable, GLenum<3553>! Z: x& D6 {4 V
glBegin, GLenum<7>0 o' b4 C5 F1 V/ `% _
glColor4f, GLfloat<1065353216>, GLfloat<1065353216>, GLfloat<1065353216>, GLfloat<1065353216>
7 f1 {* b8 D" k" S3 k* O9 L
glTexCoord2f, GLfloat<0>, GLfloat<0> |. W; A1 d; h6 h- B3 N3 J. B
glVertex2i, GLint<0>, GLint<768>
4 @! k, }% j+ O8 M
glTexCoord2f, GLfloat<1065353216>, GLfloat<0>- L( w# t& [4 O. }+ n
glVertex2i, GLint<1024>, GLint<768>
) Z [# Y( M" }$ o- \
glTexCoord2f, GLfloat<1065353216>, GLfloat<1065353216>
* m" @/ o1 o) S- n
glVertex2i, GLint<1024>, GLint<-256>
6 k2 ~' _: Y. `! y
glTexCoord2f, GLfloat<0>, GLfloat<1065353216>
5 J5 C" e+ U9 C4 s. t* m
glVertex2i, GLint<0>, GLint<-256>( m+ Z8 ?6 `: V* C3 e