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devilution/Source/engine.cpp

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2018-06-07 02:25:54 +00:00
/*
* UNPUBLISHED -- Rights reserved under the copyright laws of the
* United States. Use of a copyright notice is precautionary only and
* does not imply publication or disclosure.
*
* THIS DOCUMENTATION CONTAINS CONFIDENTIAL AND PROPRIETARY INFORMATION
* OF BLIZZARD ENTERTAINMENT. ANY DUPLICATION, MODIFICATION,
* DISTRIBUTION, OR DISCLOSURE IS STRICTLY PROHIBITED WITHOUT THE PRIOR
* EXPRESS WRITTEN PERMISSION OF BLIZZARD ENTERTAINMENT.
*/
#include "../types.h"
int engine_cpp_init_value; // weak
char byte_52B96C; // automap pixel color 8-bit (palette entry)
int dword_52B970; // bool flip - if y < x
int orgseed; // weak
int sgnWidth;
int sglGameSeed; // weak
static CRITICAL_SECTION sgMemCrit;
int SeedCount; // weak
int dword_52B99C; // bool valid - if x/y are in bounds
int engine_inf = 0x7F800000; // weak
//----- (00416201) --------------------------------------------------------
struct engine_cpp_init_1
{
engine_cpp_init_1()
{
engine_cpp_init_value = engine_inf;
}
} _engine_cpp_init_1;
// 47A474: using guessed type int engine_inf;
// 52B968: using guessed type int engine_cpp_init_value;
//----- (0041620C) --------------------------------------------------------
void __fastcall CelDrawDatOnly(char *pDecodeTo, char *pRLEBytes, int dwRLESize, int dwRLEWdt)
{
char *v4; // esi
char *v5; // edi
int v6; // edx
unsigned int v7; // eax
unsigned int v8; // ecx
char v9; // cf
unsigned int v10; // ecx
char *v11; // [esp+4h] [ebp-8h]
v11 = pRLEBytes;
if ( pDecodeTo && pRLEBytes )
{
v4 = pRLEBytes;
v5 = pDecodeTo;
do
{
v6 = dwRLEWdt;
do
{
while ( 1 )
{
v7 = (unsigned char)*v4++;
if ( (v7 & 0x80u) == 0 )
break;
_LOBYTE(v7) = -(char)v7;
v5 += v7;
v6 -= v7;
if ( !v6 )
goto LABEL_14;
}
v6 -= v7;
v8 = v7 >> 1;
if ( v7 & 1 )
{
*v5++ = *v4++;
if ( !v8 )
continue;
}
v9 = v8 & 1;
v10 = v7 >> 2;
if ( v9 )
{
*(_WORD *)v5 = *(_WORD *)v4;
v4 += 2;
v5 += 2;
if ( !v10 )
continue;
}
qmemcpy(v5, v4, 4 * v10);
v4 += 4 * v10;
v5 += 4 * v10;
}
while ( v6 );
LABEL_14:
v5 += -dwRLEWdt - 768;
}
while ( &v11[dwRLESize] != v4 );
}
}
//----- (00416274) --------------------------------------------------------
void __fastcall CelDecodeOnly(int screen_x, int screen_y, void *pCelBuff, int frame, int frame_width)
{
if ( gpBuffer )
{
if ( pCelBuff )
CelDrawDatOnly(
(char *)gpBuffer + screen_y_times_768[screen_y] + screen_x,
(char *)pCelBuff + *((_DWORD *)pCelBuff + frame),
*((_DWORD *)pCelBuff + frame + 1) - *((_DWORD *)pCelBuff + frame),
frame_width);
}
}
//----- (004162B8) --------------------------------------------------------
void __fastcall CelDecDatOnly(char *pBuff, char *pCelBuff, int frame, int frame_width)
{
if ( pCelBuff )
{
if ( pBuff )
CelDrawDatOnly(
pBuff,
&pCelBuff[*(_DWORD *)&pCelBuff[4 * frame]],
*(_DWORD *)&pCelBuff[4 * frame + 4] - *(_DWORD *)&pCelBuff[4 * frame],
frame_width);
}
}
//----- (004162DE) --------------------------------------------------------
void __fastcall CelDrawHdrOnly(int screen_x, int screen_y, char *pCelBuff, int frame, int frame_width, int always_0, int direction)
{
int v7; // edx
char *v8; // eax
int v9; // edi
int v10; // ecx
int v11; // [esp+Ch] [ebp-8h]
int v12; // [esp+10h] [ebp-4h]
v12 = screen_y;
v11 = screen_x;
if ( gpBuffer )
{
if ( pCelBuff )
{
v7 = *(_DWORD *)&pCelBuff[4 * frame];
v8 = &pCelBuff[v7];
v9 = *(unsigned short *)&pCelBuff[v7 + always_0];
if ( *(_WORD *)&pCelBuff[v7 + always_0] )
{
if ( direction != 8 && *(_WORD *)&v8[direction] )
v10 = *(unsigned short *)&v8[direction] - v9;
else
v10 = *(_DWORD *)&pCelBuff[4 * frame + 4] - v7 - v9;
CelDrawDatOnly(
(char *)gpBuffer + screen_y_times_768[v12 - 16 * always_0] + v11,
&v8[v9],
v10,
frame_width);
}
}
}
}
//----- (00416359) --------------------------------------------------------
void __fastcall CelDecodeHdrOnly(char *pBuff, char *pCelBuff, int frame, int frame_width, int always_0, int direction)
{
int v6; // esi
char *v7; // eax
int v8; // ebx
int v9; // edx
int v10; // edx
if ( pCelBuff )
{
if ( pBuff )
{
v6 = *(_DWORD *)&pCelBuff[4 * frame];
v7 = &pCelBuff[v6];
v8 = *(unsigned short *)&pCelBuff[v6 + always_0];
if ( *(_WORD *)&pCelBuff[v6 + always_0] )
{
v9 = *(_DWORD *)&pCelBuff[4 * frame + 4] - v6;
if ( direction != 8 && *(_WORD *)&v7[direction] )
v10 = *(unsigned short *)&v7[direction] - v8;
else
v10 = v9 - v8;
CelDrawDatOnly(pBuff, &v7[v8], v10, frame_width);
}
}
}
}
//----- (004163AC) --------------------------------------------------------
void __fastcall CelDecDatLightOnly(char *pDecodeTo, char *pRLEBytes, int frame_content_size, int frame_width)
{
char *v4; // esi
char *v5; // edi
char *v6; // ebx
int v7; // edx
int v8; // eax
int v9; // [esp+0h] [ebp-1Ch]
char *v10; // [esp+4h] [ebp-18h]
if ( pDecodeTo && pRLEBytes )
{
v4 = pRLEBytes;
v5 = pDecodeTo;
v6 = &pRLEBytes[frame_content_size];
do
{
v7 = frame_width;
do
{
while ( 1 )
{
v8 = (unsigned char)*v4++;
if ( (v8 & 0x80u) != 0 )
break;
CelDecDatLightEntry(v8, (char *)(v7 - v8), (char *)(v7 - v8), v6);
v7 = v9;
v6 = v10;
if ( !v9 )
goto LABEL_9;
}
v8 = -(char)v8;
v5 += v8;
v7 -= v8;
}
while ( v7 );
LABEL_9:
v5 += -frame_width - 768;
}
while ( v6 != v4 );
}
}
// 69BEF8: using guessed type int light_table_index;
//----- (00416423) --------------------------------------------------------
void __fastcall CelDecDatLightEntry(int a1, char *a2, char *a3, char *v6)
{
int v4; // ebx
// _BYTE *v6; // esi
char v7; // cf
unsigned char v8; // cl
char v9; // cl
int v10; // eax
char v11; // ch
char v12; // ch
char v13; // ch
v7 = a1 & 1;
v8 = (unsigned char)a1 >> 1;
if ( v7 )
{
*a2 = *v6;
*a3 = a2[v4];
++v6;
++a3;
}
v7 = v8 & 1;
v9 = v8 >> 1;
if ( v7 )
{
*a2 = *v6;
*a3 = a2[v4];
*a2 = v6[1];
a3[1] = a2[v4];
v6 += 2;
a3 += 2;
}
for ( ; v9; --v9 )
{
v10 = *(_DWORD *)v6;
v6 += 4;
*a2 = v10;
v11 = a2[v4];
*a2 = BYTE1(v10);
v10 = __ROR4__(v10, 16);
*a3 = v11;
v12 = a2[v4];
*a2 = v10;
a3[1] = v12;
v13 = a2[v4];
*a2 = BYTE1(v10);
a3[2] = v13;
a3[3] = a2[v4];
a3 += 4;
}
}
//----- (00416488) --------------------------------------------------------
void __fastcall CelDecDatLightTrans(char *pDecodeTo, char *pRLEBytes, int frame_content_size, int frame_width)
{
char *v4; // esi
int v5; // edi
char *v6; // ebx
int v7; // edx
unsigned int v8; // eax
unsigned int v10; // ecx
char v11; // cf
unsigned int v12; // ecx
char *v13; // esi
_BYTE *v14; // edi
_BYTE *v18; // edi
unsigned int v21; // ecx
_BYTE *v25; // edi
char *v26; // [esp-4h] [ebp-24h]
char *v27; // [esp+Ch] [ebp-14h]
int v28; // [esp+14h] [ebp-Ch]
int _EAX;
char *_EBX;
if ( pDecodeTo && pRLEBytes )
{
v27 = &pLightTbl[256 * light_table_index];
v4 = pRLEBytes;
v5 = (int)pDecodeTo;
v6 = &pRLEBytes[frame_content_size];
v28 = (unsigned char)pDecodeTo & 1;
do
{
v7 = frame_width;
do
{
while ( 1 )
{
v8 = (unsigned char)*v4++;
if ( (v8 & 0x80u) != 0 )
break;
v26 = v6;
_EBX = v27;
v7 -= v8;
if ( (v5 & 1) == v28 )
{
v10 = v8 >> 1;
if ( !(v8 & 1) )
goto LABEL_10;
++v4;
++v5;
if ( v10 )
{
LABEL_17:
v11 = v10 & 1;
v21 = v10 >> 1;
if ( !v11 )
goto LABEL_26;
_EAX = *v4;
ASM_XLAT(_EAX,_EBX);
*(_BYTE *)v5 = _EAX;
v4 += 2;
v5 += 2;
if ( v21 )
{
LABEL_26:
do
{
_EAX = *(_DWORD *)v4;
v4 += 4;
ASM_XLAT(_EAX,_EBX);
*(_BYTE *)v5 = _EAX;
v25 = (_BYTE *)(v5 + 2);
_EAX = __ROR4__(_EAX, 16);
ASM_XLAT(_EAX,_EBX);
*v25 = _EAX;
v5 = (int)(v25 + 2);
--v21;
}
while ( v21 );
}
goto LABEL_20;
}
}
else
{
v10 = v8 >> 1;
if ( !(v8 & 1) )
goto LABEL_17;
_EAX = *v4++;
ASM_XLAT(_EAX,_EBX);
*(_BYTE *)v5++ = _EAX;
if ( v10 )
{
LABEL_10:
v11 = v10 & 1;
v12 = v10 >> 1;
if ( !v11 )
goto LABEL_27;
v13 = v4 + 1;
v14 = (_BYTE *)(v5 + 1);
_EAX = *v13;
v4 = v13 + 1;
ASM_XLAT(_EAX,_EBX);
*v14 = _EAX;
v5 = (int)(v14 + 1);
if ( v12 )
{
LABEL_27:
do
{
_EAX = *(_DWORD *)v4;
v4 += 4;
v18 = (_BYTE *)(v5 + 1);
_EAX = __ROR4__(_EAX, 8);
ASM_XLAT(_EAX,_EBX);
*v18 = _EAX;
_EAX = __ROR4__(_EAX, 16);
v18 += 2;
ASM_XLAT(_EAX,_EBX);
*v18 = _EAX;
v5 = (int)(v18 + 1);
--v12;
}
while ( v12 );
}
goto LABEL_20;
}
}
LABEL_20:
v6 = v26;
if ( !v7 )
goto LABEL_23;
}
_LOBYTE(v8) = -(char)v8;
v5 += v8;
v7 -= v8;
}
while ( v7 );
LABEL_23:
v5 -= frame_width + 768;
v28 = ((_BYTE)v28 + 1) & 1;
}
while ( v6 != v4 );
}
}
// 69BEF8: using guessed type int light_table_index;
//----- (00416565) --------------------------------------------------------
void __fastcall CelDecodeLightOnly(int screen_x, int screen_y, char *pCelBuff, int frame, int frame_width)
{
int v5; // ebx
int v6; // esi
char *v7; // edx
char *v8; // ecx
int v9; // [esp-8h] [ebp-14h]
v5 = screen_y;
if ( gpBuffer && pCelBuff )
{
v6 = *(_DWORD *)&pCelBuff[4 * frame];
v7 = &pCelBuff[v6];
v8 = (char *)gpBuffer + screen_y_times_768[v5] + screen_x;
v9 = *(_DWORD *)&pCelBuff[4 * frame + 4] - v6;
/*if ( light_table_index )
CelDecDatLightOnly(v8, v7, v9, frame_width);
else */
CelDrawDatOnly(v8, v7, v9, frame_width);
}
}
// 69BEF8: using guessed type int light_table_index;
//----- (004165BD) --------------------------------------------------------
void __fastcall CelDecodeHdrLightOnly(int screen_x, int screen_y, char *pCelBuff, int frame, int frame_width, int always_0, int direction)
{
int v7; // esi
char *v8; // ecx
int v9; // edi
char *v10; // edx
int v11; // ebx
int v12; // ebx
char *v13; // edx
char *v14; // ecx
int v15; // [esp+Ch] [ebp-4h]
char *cel_buf; // [esp+18h] [ebp+8h]
v7 = screen_y;
v15 = screen_x;
if ( gpBuffer )
{
v8 = pCelBuff;
if ( pCelBuff )
{
v9 = *(_DWORD *)&pCelBuff[4 * frame];
v10 = &pCelBuff[v9];
v11 = *(unsigned short *)&pCelBuff[v9 + always_0];
cel_buf = (char *)*(unsigned short *)&pCelBuff[v9 + always_0];
if ( v11 )
{
if ( direction != 8 && *(_WORD *)&v10[direction] )
v12 = *(unsigned short *)&v10[direction] - (_DWORD)cel_buf;
else
v12 = *(_DWORD *)&v8[4 * frame + 4] - v9 - (_DWORD)cel_buf;
v13 = &v10[(_DWORD)cel_buf];
v14 = (char *)gpBuffer + screen_y_times_768[v7 - 16 * always_0] + v15;
/*if ( light_table_index )
CelDecDatLightOnly(v14, v13, v12, frame_width);
else*/
CelDrawDatOnly(v14, v13, v12, frame_width);
}
}
}
}
// 69BEF8: using guessed type int light_table_index;
//----- (0041664B) --------------------------------------------------------
void __fastcall CelDecodeHdrLightTrans(char *pBuff, char *pCelBuff, int frame, int frame_width, int always_0, int direction)
{
char *v6; // eax
int v7; // esi
char *v8; // edx
int v9; // ebx
int v10; // eax
int v11; // eax
char *v12; // edx
v6 = pCelBuff;
if ( pCelBuff )
{
if ( pBuff )
{
v7 = *(_DWORD *)&pCelBuff[4 * frame];
v8 = &pCelBuff[v7];
v9 = *(unsigned short *)&v6[v7 + always_0];
if ( *(_WORD *)&v6[v7 + always_0] )
{
v10 = *(_DWORD *)&v6[4 * frame + 4] - v7;
if ( direction != 8 && *(_WORD *)&v8[direction] )
v11 = *(unsigned short *)&v8[direction] - v9;
else
v11 = v10 - v9;
v12 = &v8[v9];
if ( cel_transparency_active )
{
CelDecDatLightTrans(pBuff, v12, v11, frame_width);
}
/*else if ( light_table_index )
{
CelDecDatLightOnly(pBuff, v12, v11, frame_width);
}*/
else
{
CelDrawDatOnly(pBuff, v12, v11, frame_width);
}
}
}
}
}
// 69BEF8: using guessed type int light_table_index;
// 69CF94: using guessed type int cel_transparency_active;
//----- (004166BF) --------------------------------------------------------
void __fastcall CelDrawHdrLightRed(int screen_x, int screen_y, char *pCelBuff, int frame, int frame_width, int always_0, int direction, char always_1)
{
char *v8; // esi
int v9; // ebx
int v10; // eax
char *v11; // edi
int v12; // ecx
int v13; // esi
int v14; // eax
int v15; // eax
_BYTE *v16; // esi
char *v17; // edi
int v18; // edx
int v19; // eax
int v20; // ecx
int v21; // [esp+Ch] [ebp-4h]
char *v22; // [esp+Ch] [ebp-4h]
char *cel_buf; // [esp+18h] [ebp+8h]
char *cel_bufa; // [esp+18h] [ebp+8h]
int framea; // [esp+1Ch] [ebp+Ch]
int always_0a; // [esp+24h] [ebp+14h]
int directiona; // [esp+28h] [ebp+18h]
v21 = screen_x;
if ( gpBuffer )
{
v8 = pCelBuff;
if ( pCelBuff )
{
v9 = *(_DWORD *)&pCelBuff[4 * frame];
v10 = always_0;
v11 = &pCelBuff[v9];
v12 = *(unsigned short *)&pCelBuff[v9 + always_0];
cel_buf = (char *)*(unsigned short *)&pCelBuff[v9 + always_0];
if ( v12 )
{
v13 = *(_DWORD *)&v8[4 * frame + 4] - v9;
if ( direction != 8 && *(_WORD *)&v11[direction] )
always_0a = *(unsigned short *)&v11[direction] - (_DWORD)cel_buf;
else
always_0a = v13 - (_DWORD)cel_buf;
directiona = (int)&v11[(_DWORD)cel_buf];
cel_bufa = (char *)gpBuffer + screen_y_times_768[screen_y - 16 * v10] + v21;
v14 = -(light4flag != 0);
_LOWORD(v14) = v14 & 0xF400;
v15 = v14 + 4096;
framea = v15;
if ( always_1 == 2 )
{
v15 += 256;
framea = v15;
}
if ( always_1 >= 4 )
framea = v15 + (always_1 << 8) - 256;
v22 = &pLightTbl[framea];
v16 = (_BYTE *)directiona;
v17 = cel_bufa;
do
{
v18 = frame_width;
do
{
while ( 1 )
{
v19 = (unsigned char)*v16++;
if ( (v19 & 0x80u) == 0 )
break;
_LOBYTE(v19) = -(char)v19;
v17 += v19;
v18 -= v19;
if ( !v18 )
goto LABEL_20;
}
v18 -= v19;
v20 = v19;
do
{
_LOBYTE(v19) = *v16++;
*v17 = v22[v19];
--v20;
++v17;
}
while ( v20 );
}
while ( v18 );
LABEL_20:
v17 += -frame_width - 768;
}
while ( (_BYTE *)(directiona + always_0a) != v16 );
}
}
}
}
// 525728: using guessed type int light4flag;
//----- (004167DB) --------------------------------------------------------
void __fastcall Cel2DecDatOnly(char *pDecodeTo, char *pRLEBytes, int frame_content_size, int frame_width)
{
char *v4; // esi
char *v5; // edi
int v6; // edx
unsigned int v7; // eax
unsigned int v8; // ecx
char v9; // cf
unsigned int v10; // ecx
char *v11; // [esp+4h] [ebp-8h]
v11 = pRLEBytes;
if ( pDecodeTo && pRLEBytes && gpBuffer )
{
v4 = pRLEBytes;
v5 = pDecodeTo;
do
{
v6 = frame_width;
do
{
while ( 1 )
{
v7 = (unsigned char)*v4++;
if ( (v7 & 0x80u) == 0 )
break;
_LOBYTE(v7) = -(char)v7;
v5 += v7;
v6 -= v7;
if ( !v6 )
goto LABEL_17;
}
v6 -= v7;
if ( (unsigned int)v5 < screen_buf_end )
{
v8 = v7 >> 1;
if ( !(v7 & 1) || (*v5 = *v4, ++v4, ++v5, v8) )
{
v9 = v8 & 1;
v10 = v7 >> 2;
if ( !v9 || (*(_WORD *)v5 = *(_WORD *)v4, v4 += 2, v5 += 2, v10) )
{
qmemcpy(v5, v4, 4 * v10);
v4 += 4 * v10;
v5 += 4 * v10;
}
}
}
else
{
v4 += v7;
v5 += v7;
}
}
while ( v6 );
LABEL_17:
v5 += -frame_width - 768;
}
while ( &v11[frame_content_size] != v4 );
}
}
// 69CF0C: using guessed type int screen_buf_end;
//----- (0041685A) --------------------------------------------------------
void __fastcall Cel2DrawHdrOnly(int screen_x, int screen_y, char *pCelBuff, int frame, int frame_width, int a6, int direction)
{
int v7; // edx
char *v8; // eax
int v9; // edi
int v10; // ecx
int v11; // [esp+Ch] [ebp-8h]
int v12; // [esp+10h] [ebp-4h]
v12 = screen_y;
v11 = screen_x;
if ( gpBuffer )
{
if ( pCelBuff )
{
v7 = *(_DWORD *)&pCelBuff[4 * frame];
v8 = &pCelBuff[v7];
v9 = *(unsigned short *)&pCelBuff[v7 + a6];
if ( *(_WORD *)&pCelBuff[v7 + a6] )
{
if ( direction != 8 && *(_WORD *)&v8[direction] )
v10 = *(unsigned short *)&v8[direction] - v9;
else
v10 = *(_DWORD *)&pCelBuff[4 * frame + 4] - v7 - v9;
Cel2DecDatOnly(
(char *)gpBuffer + screen_y_times_768[v12 - 16 * a6] + v11,
&v8[v9],
v10,
frame_width);
}
}
}
}
//----- (004168D5) --------------------------------------------------------
void __fastcall Cel2DecodeHdrOnly(char *pBuff, char *pCelBuff, int frame, int frame_width, int a5, int direction)
{
int v6; // edi
char *v7; // esi
int v8; // ebx
int v9; // eax
int v10; // edx
int v11; // eax
if ( pCelBuff )
{
if ( pBuff )
{
v6 = *(_DWORD *)&pCelBuff[4 * frame];
v7 = &pCelBuff[v6];
v8 = *(unsigned short *)&pCelBuff[v6 + a5];
if ( *(_WORD *)&pCelBuff[v6 + a5] )
{
v9 = *(_DWORD *)&pCelBuff[4 * frame + 4] - v6;
v10 = *(unsigned short *)&v7[direction];
if ( direction == 8 )
v10 = 0;
if ( v10 )
v11 = v10 - v8;
else
v11 = v9 - v8;
Cel2DecDatOnly(pBuff, &v7[v8], v11, frame_width);
}
}
}
}
//----- (0041692A) --------------------------------------------------------
void __fastcall Cel2DecDatLightOnly(char *pDecodeTo, char *pRLEBytes, int frame_content_size, int frame_width)
{
char *v4; // esi
char *v5; // edi
char *v6; // ebx
int v7; // edx
int v8; // eax
int v9; // ST00_4
if ( pDecodeTo && pRLEBytes && gpBuffer )
{
v4 = pRLEBytes;
v5 = pDecodeTo;
v6 = &pRLEBytes[frame_content_size];
do
{
v7 = frame_width;
do
{
while ( 1 )
{
v8 = (unsigned char)*v4++;
if ( (v8 & 0x80u) == 0 )
break;
_LOBYTE(v8) = -(char)v8;
v5 += v8;
v7 -= v8;
if ( !v7 )
goto LABEL_13;
}
v7 -= v8;
if ( (unsigned int)v5 < screen_buf_end )
{
v9 = v7;
Cel2DecDatLightEntry(v8, v7);
v7 = v9;
}
else
{
v4 += v8;
v5 += v8;
}
}
while ( v7 );
LABEL_13:
v5 += -frame_width - 768;
}
while ( v6 != v4 );
}
}
// 69BEF8: using guessed type int light_table_index;
// 69CF0C: using guessed type int screen_buf_end;
//----- (004169BC) --------------------------------------------------------
void __fastcall Cel2DecDatLightEntry(int a1, int a2)
{
int v2; // ebx
_BYTE *v3; // edi
_BYTE *v4; // esi
char v5; // cf
unsigned char v6; // cl
char v7; // cl
int v8; // eax
char v9; // ch
char v10; // ch
char v11; // ch
v5 = a1 & 1;
v6 = (unsigned char)a1 >> 1;
if ( v5 )
{
_LOBYTE(a2) = *v4;
*v3 = *(_BYTE *)(v2 + a2);
++v4;
++v3;
}
v5 = v6 & 1;
v7 = v6 >> 1;
if ( v5 )
{
_LOBYTE(a2) = *v4;
*v3 = *(_BYTE *)(v2 + a2);
_LOBYTE(a2) = v4[1];
v3[1] = *(_BYTE *)(v2 + a2);
v4 += 2;
v3 += 2;
}
for ( ; v7; --v7 )
{
v8 = *(_DWORD *)v4;
v4 += 4;
_LOBYTE(a2) = v8;
v9 = *(_BYTE *)(v2 + a2);
_LOBYTE(a2) = BYTE1(v8);
v8 = __ROR4__(v8, 16);
*v3 = v9;
v10 = *(_BYTE *)(v2 + a2);
_LOBYTE(a2) = v8;
v3[1] = v10;
v11 = *(_BYTE *)(v2 + a2);
_LOBYTE(a2) = BYTE1(v8);
v3[2] = v11;
v3[3] = *(_BYTE *)(v2 + a2);
v3 += 4;
}
}
//----- (00416A21) --------------------------------------------------------
void __fastcall Cel2DecDatLightTrans(char *pDecodeTo, char *pRLEBytes, int frame_content_size, int frame_width)
{
char *v4; // esi
unsigned int v5; // edi
char *v6; // ebx
int v7; // edx
unsigned int v8; // eax
unsigned int v10; // ecx
char v11; // cf
unsigned int v12; // ecx
char *v13; // esi
_BYTE *v14; // edi
_BYTE *v18; // edi
unsigned int v21; // ecx
_BYTE *v25; // edi
char *v26; // [esp-4h] [ebp-24h]
char *v27; // [esp+Ch] [ebp-14h]
int v28; // [esp+14h] [ebp-Ch]
int _EAX;
char *_EBX;
if ( pDecodeTo && pRLEBytes && gpBuffer )
{
v27 = &pLightTbl[256 * light_table_index];
v4 = pRLEBytes;
v5 = (unsigned int)pDecodeTo;
v6 = &pRLEBytes[frame_content_size];
v28 = (unsigned char)pDecodeTo & 1;
do
{
v7 = frame_width;
do
{
while ( 1 )
{
v8 = (unsigned char)*v4++;
if ( (v8 & 0x80u) != 0 )
break;
v26 = v6;
_EBX = v27;
v7 -= v8;
if ( v5 < screen_buf_end )
{
if ( (v5 & 1) == v28 )
{
v10 = v8 >> 1;
if ( !(v8 & 1) )
goto LABEL_13;
++v4;
++v5;
if ( v10 )
{
LABEL_20:
v11 = v10 & 1;
v21 = v10 >> 1;
if ( !v11 )
goto LABEL_29;
_EAX = *v4;
ASM_XLAT(_EAX,_EBX);
*(_BYTE *)v5 = _EAX;
v4 += 2;
v5 += 2;
if ( v21 )
{
LABEL_29:
do
{
_EAX = *(_DWORD *)v4;
v4 += 4;
ASM_XLAT(_EAX,_EBX);
*(_BYTE *)v5 = _EAX;
v25 = (_BYTE *)(v5 + 2);
_EAX = __ROR4__(_EAX, 16);
ASM_XLAT(_EAX,_EBX);
*v25 = _EAX;
v5 = (unsigned int)(v25 + 2);
--v21;
}
while ( v21 );
}
goto LABEL_23;
}
}
else
{
v10 = v8 >> 1;
if ( !(v8 & 1) )
goto LABEL_20;
_EAX = *v4++;
ASM_XLAT(_EAX,_EBX);
*(_BYTE *)v5++ = _EAX;
if ( v10 )
{
LABEL_13:
v11 = v10 & 1;
v12 = v10 >> 1;
if ( !v11 )
goto LABEL_30;
v13 = v4 + 1;
v14 = (_BYTE *)(v5 + 1);
_EAX = *v13;
v4 = v13 + 1;
ASM_XLAT(_EAX,_EBX);
*v14 = _EAX;
v5 = (unsigned int)(v14 + 1);
if ( v12 )
{
LABEL_30:
do
{
_EAX = *(_DWORD *)v4;
v4 += 4;
v18 = (_BYTE *)(v5 + 1);
_EAX = __ROR4__(_EAX, 8);
ASM_XLAT(_EAX,_EBX);
*v18 = _EAX;
_EAX = __ROR4__(_EAX, 16);
v18 += 2;
ASM_XLAT(_EAX,_EBX);
*v18 = _EAX;
v5 = (unsigned int)(v18 + 1);
--v12;
}
while ( v12 );
}
goto LABEL_23;
}
}
}
else
{
v4 += v8;
v5 += v8;
}
LABEL_23:
v6 = v26;
if ( !v7 )
goto LABEL_26;
}
_LOBYTE(v8) = -(char)v8;
v5 += v8;
v7 -= v8;
}
while ( v7 );
LABEL_26:
v5 -= frame_width + 768;
v28 = ((_BYTE)v28 + 1) & 1;
}
while ( v6 != v4 );
}
}
// 69BEF8: using guessed type int light_table_index;
// 69CF0C: using guessed type int screen_buf_end;
//----- (00416B19) --------------------------------------------------------
void __fastcall Cel2DecodeHdrLight(int screen_x, int screen_y, char *pCelBuff, int frame, int frame_width, int a6, int direction)
{
int v7; // esi
char *v8; // eax
int v9; // edi
char *v10; // edx
int v11; // ebx
int v12; // eax
int v13; // edi
int v14; // eax
char *v15; // edx
char *v16; // ecx
char *cel_buf; // [esp+18h] [ebp+8h]
v7 = screen_y;
if ( gpBuffer )
{
v8 = pCelBuff;
if ( pCelBuff )
{
v9 = *(_DWORD *)&pCelBuff[4 * frame];
v10 = &pCelBuff[v9];
v11 = *(unsigned short *)&pCelBuff[v9 + a6];
cel_buf = (char *)*(unsigned short *)&pCelBuff[v9 + a6];
if ( v11 )
{
v12 = *(_DWORD *)&v8[4 * frame + 4] - v9;
v13 = *(unsigned short *)&v10[direction];
if ( direction == 8 )
v13 = 0;
if ( v13 )
v14 = v13 - (_DWORD)cel_buf;
else
v14 = v12 - (_DWORD)cel_buf;
v15 = &v10[(_DWORD)cel_buf];
v16 = (char *)gpBuffer + screen_y_times_768[v7 - 16 * a6] + screen_x;
/*if ( light_table_index )
Cel2DecDatLightOnly(v16, v15, v14, frame_width);
else*/
Cel2DecDatOnly(v16, v15, v14, frame_width);
}
}
}
}
// 69BEF8: using guessed type int light_table_index;
//----- (00416BA9) --------------------------------------------------------
void __fastcall Cel2DecodeLightTrans(char *dst_buf, char *pCelBuff, int frame, int frame_width, int a5, int direction)
{
char *v6; // eax
int v7; // esi
char *v8; // edx
int v9; // ebx
int v10; // eax
int v11; // esi
int v12; // eax
char *v13; // edx
v6 = pCelBuff;
if ( pCelBuff )
{
v7 = *(_DWORD *)&pCelBuff[4 * frame];
v8 = &pCelBuff[v7];
v9 = *(unsigned short *)&v6[v7 + a5];
if ( *(_WORD *)&v6[v7 + a5] )
{
v10 = *(_DWORD *)&v6[4 * frame + 4] - v7;
v11 = *(unsigned short *)&v8[direction];
if ( direction == 8 )
v11 = 0;
if ( v11 )
v12 = v11 - v9;
else
v12 = v10 - v9;
v13 = &v8[v9];
if ( cel_transparency_active )
{
Cel2DecDatLightTrans(dst_buf, v13, v12, frame_width);
}
/*else if ( light_table_index )
{
Cel2DecDatLightOnly(dst_buf, v13, v12, frame_width);
}*/
else
{
Cel2DecDatOnly(dst_buf, v13, v12, frame_width);
}
}
}
}
// 69BEF8: using guessed type int light_table_index;
// 69CF94: using guessed type int cel_transparency_active;
//----- (00416C1B) --------------------------------------------------------
void __fastcall Cel2DrawHdrLightRed(int screen_x, int screen_y, char *pCelBuff, int frame, int frame_width, int always_0, int direction, char always_1)
{
char *v8; // esi
int v9; // ebx
char *v10; // edi
int v11; // ecx
int v12; // esi
int v13; // eax
int v14; // eax
_BYTE *v15; // esi
_BYTE *v16; // edi
int v17; // ecx
int v18; // edx
int v19; // ecx
int v20; // eax
_BYTE *v21; // [esp-4h] [ebp-14h]
int v22; // [esp+Ch] [ebp-4h]
char *cel_buf; // [esp+18h] [ebp+8h]
char *cel_bufa; // [esp+18h] [ebp+8h]
int framea; // [esp+1Ch] [ebp+Ch]
char *always_0a; // [esp+24h] [ebp+14h]
int directiona; // [esp+28h] [ebp+18h]
v22 = screen_x;
if ( gpBuffer )
{
v8 = pCelBuff;
if ( pCelBuff )
{
v9 = *(_DWORD *)&pCelBuff[4 * frame];
v10 = &pCelBuff[v9];
v11 = *(unsigned short *)&pCelBuff[v9 + always_0];
cel_buf = (char *)*(unsigned short *)&pCelBuff[v9 + always_0];
if ( v11 )
{
v12 = *(_DWORD *)&v8[4 * frame + 4] - v9;
if ( direction != 8 && *(_WORD *)&v10[direction] )
framea = *(unsigned short *)&v10[direction] - (_DWORD)cel_buf;
else
framea = v12 - (_DWORD)cel_buf;
directiona = (int)&v10[(_DWORD)cel_buf];
always_0a = (char *)gpBuffer + screen_y_times_768[screen_y - 16 * always_0] + v22;
v13 = -(light4flag != 0);
_LOWORD(v13) = v13 & 0xF400;
v14 = v13 + 4096;
if ( always_1 == 2 )
v14 += 256;
if ( always_1 >= 4 )
v14 = v14 + (always_1 << 8) - 256;
cel_bufa = &pLightTbl[v14];
v15 = (_BYTE *)directiona;
v16 = (unsigned char *)always_0a;
v17 = directiona + framea;
do
{
v21 = (_BYTE *)v17;
v18 = frame_width;
v19 = 0;
do
{
while ( 1 )
{
v20 = (unsigned char)*v15++;
if ( (v20 & 0x80u) == 0 )
break;
_LOBYTE(v20) = -(char)v20;
v16 += v20;
v18 -= v20;
if ( !v18 )
goto LABEL_21;
}
v18 -= v20;
if ( (unsigned int)v16 < screen_buf_end )
{
do
{
_LOBYTE(v19) = *v15++;
*v16 = cel_bufa[v19];
--v20;
++v16;
}
while ( v20 );
}
else
{
v15 += v20;
v16 += v20;
}
}
while ( v18 );
LABEL_21:
v17 = (int)v21;
v16 += -frame_width - 768;
}
while ( v21 != v15 );
}
}
}
}
// 525728: using guessed type int light4flag;
// 69CF0C: using guessed type int screen_buf_end;
//----- (00416D3C) --------------------------------------------------------
void __fastcall CelDecodeRect(char *pBuff, int always_0, int dst_height, int dst_width, char *pCelBuff, int frame, int frame_width)
{
char *v7; // ebx
char *v8; // esi
char *v9; // edi
int v10; // ebx
int v11; // edx
unsigned int v12; // eax
unsigned int v13; // ecx
char v14; // cf
unsigned int v15; // ecx
int dst_widtha; // [esp+14h] [ebp+Ch]
if ( pCelBuff && pBuff )
{
v7 = &pCelBuff[4 * frame];
v8 = &pCelBuff[*(_DWORD *)v7];
v9 = &pBuff[dst_width * dst_height + always_0];
dst_widtha = frame_width + dst_width;
v10 = (int)&v8[*((_DWORD *)v7 + 1) - *(_DWORD *)v7];
do
{
v11 = frame_width;
do
{
while ( 1 )
{
v12 = (unsigned char)*v8++;
if ( (v12 & 0x80u) == 0 )
break;
_LOBYTE(v12) = -(char)v12;
v9 += v12;
v11 -= v12;
if ( !v11 )
goto LABEL_14;
}
v11 -= v12;
v13 = v12 >> 1;
if ( v12 & 1 )
{
*v9++ = *v8++;
if ( !v13 )
continue;
}
v14 = v13 & 1;
v15 = v12 >> 2;
if ( v14 )
{
*(_WORD *)v9 = *(_WORD *)v8;
v8 += 2;
v9 += 2;
if ( !v15 )
continue;
}
qmemcpy(v9, v8, 4 * v15);
v8 += 4 * v15;
v9 += 4 * v15;
}
while ( v11 );
LABEL_14:
v9 -= dst_widtha;
}
while ( (char *)v10 != v8 );
}
}
//----- (00416DC6) --------------------------------------------------------
void __fastcall CelDecodeClr(char colour, int screen_x, int screen_y, char *pCelBuff, int frame, int frame_width, int a7, int direction)
{
char *v8; // ebx
int v9; // eax
char *v10; // esi
char *v11; // edi
int v12; // edx
int v13; // eax
int v14; // ecx
char v15; // al
int v16; // [esp+Ch] [ebp-10h]
char *v17; // [esp+10h] [ebp-Ch]
int v18; // [esp+14h] [ebp-8h]
char v19; // [esp+18h] [ebp-4h]
v19 = colour;
if ( pCelBuff )
{
if ( gpBuffer )
{
v8 = &pCelBuff[4 * frame];
v17 = &pCelBuff[*(_DWORD *)v8];
v16 = *(unsigned short *)&v17[a7];
if ( *(_WORD *)&v17[a7] )
{
if ( direction == 8 )
v9 = 0;
else
v9 = *(unsigned short *)&v17[direction];
if ( v9 )
v18 = v9 - v16;
else
v18 = *((_DWORD *)v8 + 1) - *(_DWORD *)v8 - v16;
v10 = &v17[v16];
v11 = (char *)gpBuffer + screen_y_times_768[screen_y - 16 * a7] + screen_x;
do
{
v12 = frame_width;
do
{
while ( 1 )
{
v13 = (unsigned char)*v10++;
if ( (v13 & 0x80u) == 0 )
break;
_LOBYTE(v13) = -(char)v13;
v11 += v13;
v12 -= v13;
if ( !v12 )
goto LABEL_20;
}
v12 -= v13;
v14 = v13;
do
{
v15 = *v10++;
if ( v15 )
{
*(v11 - 768) = v19;
*(v11 - 1) = v19;
v11[1] = v19;
v11[768] = v19;
}
++v11;
--v14;
}
while ( v14 );
}
while ( v12 );
LABEL_20:
v11 += -frame_width - 768;
}
while ( &v17[v16 + v18] != v10 );
}
}
}
}
//----- (00416EC0) --------------------------------------------------------
void __fastcall CelDrawHdrClrHL(char colour, int screen_x, int screen_y, char *pCelBuff, int frame, int frame_width, int a7, int direction)
{
char *v8; // ebx
int v9; // eax
char *v10; // esi
char *v11; // edi
int v12; // edx
int v13; // eax
int v14; // ecx
char v15; // al
int v16; // ecx
char v17; // al
int v18; // [esp+Ch] [ebp-10h]
char *v19; // [esp+10h] [ebp-Ch]
int v20; // [esp+14h] [ebp-8h]
char v21; // [esp+18h] [ebp-4h]
v21 = colour;
if ( pCelBuff )
{
if ( gpBuffer )
{
v8 = &pCelBuff[4 * frame];
v19 = &pCelBuff[*(_DWORD *)v8];
v18 = *(unsigned short *)&v19[a7];
if ( *(_WORD *)&v19[a7] )
{
if ( direction == 8 )
v9 = 0;
else
v9 = *(unsigned short *)&v19[direction];
if ( v9 )
v20 = v9 - v18;
else
v20 = *((_DWORD *)v8 + 1) - *(_DWORD *)v8 - v18;
v10 = &v19[v18];
v11 = (char *)gpBuffer + screen_y_times_768[screen_y - 16 * a7] + screen_x;
do
{
v12 = frame_width;
do
{
while ( 1 )
{
v13 = (unsigned char)*v10++;
if ( (v13 & 0x80u) == 0 )
break;
_LOBYTE(v13) = -(char)v13;
v11 += v13;
v12 -= v13;
if ( !v12 )
goto LABEL_28;
}
v12 -= v13;
if ( (unsigned int)v11 < screen_buf_end )
{
if ( (unsigned int)v11 >= screen_buf_end - 768 )
{
v16 = v13;
do
{
v17 = *v10++;
if ( v17 )
{
*(v11 - 768) = v21;
*(v11 - 1) = v21;
v11[1] = v21;
}
++v11;
--v16;
}
while ( v16 );
}
else
{
v14 = v13;
do
{
v15 = *v10++;
if ( v15 )
{
*(v11 - 768) = v21;
*(v11 - 1) = v21;
v11[1] = v21;
v11[768] = v21;
}
++v11;
--v14;
}
while ( v14 );
}
}
else
{
v10 += v13;
v11 += v13;
}
}
while ( v12 );
LABEL_28:
v11 += -frame_width - 768;
}
while ( &v19[v18 + v20] != v10 );
}
}
}
}
// 69CF0C: using guessed type int screen_buf_end;
//----- (00416FEF) --------------------------------------------------------
void __fastcall ENG_set_pixel(int screen_x, int screen_y, char pixel)
{
char *v3; // edi
if ( screen_y >= 0 && screen_y < 640 && screen_x >= 64 && screen_x < 704 )
{
v3 = (char *)gpBuffer + screen_y_times_768[screen_y] + screen_x;
if ( (unsigned int)v3 < screen_buf_end )
*v3 = pixel;
}
}
// 69CF0C: using guessed type int screen_buf_end;
//----- (00417034) --------------------------------------------------------
void __fastcall engine_draw_pixel(int x, int y)
{
_BYTE *v2; // eax
if ( dword_52B970 )
{
if ( !dword_52B99C || x >= 0 && x < 640 && y >= 64 && y < 704 )
{
v2 = (unsigned char *)gpBuffer + screen_y_times_768[x] + y;
goto LABEL_14;
}
}
else if ( !dword_52B99C || y >= 0 && y < 640 && x >= 64 && x < 704 )
{
v2 = (unsigned char *)gpBuffer + screen_y_times_768[y] + x;
LABEL_14:
if ( (unsigned int)v2 < screen_buf_end )
*v2 = byte_52B96C;
return;
}
}
// 52B96C: using guessed type char byte_52B96C;
// 52B970: using guessed type int dword_52B970;
// 52B99C: using guessed type int dword_52B99C;
// 69CF0C: using guessed type int screen_buf_end;
//----- (004170BD) --------------------------------------------------------
void __fastcall engine_draw_automap_pixels(int x1, int y1, int x2, int y2, char a5)
{
int v5; // edi
int v6; // edx
int v7; // ecx
int v8; // eax
int v9; // edx
int v10; // eax
int v11; // ebx
int v12; // edx
int v13; // eax
int v14; // esi
int v15; // edi
__int64 v16; // rax
int v17; // ebx
int v18; // esi
//int v19; // edx
//int v20; // edx
int v21; // edx
int v22; // edx
int v23; // edx
int v24; // esi
int v25; // edx
int v26; // ecx
int v27; // esi
int v28; // edx
int v29; // edx
int v30; // esi
int v31; // ebx
int v32; // edi
int v33; // ebx
int v34; // edx
int v35; // eax
int v36; // edx
int v37; // edx
//int v38; // edx
int v39; // edi
int v40; // esi
int v41; // esi
int v42; // esi
//int v43; // edx
int v44; // [esp+Ch] [ebp-18h]
int v45; // [esp+10h] [ebp-14h]
int v46; // [esp+14h] [ebp-10h]
int v47; // [esp+14h] [ebp-10h]
int v48; // [esp+18h] [ebp-Ch]
int v49; // [esp+18h] [ebp-Ch]
int v50; // [esp+18h] [ebp-Ch]
int v51; // [esp+1Ch] [ebp-8h]
int v52; // [esp+1Ch] [ebp-8h]
int v53; // [esp+1Ch] [ebp-8h]
signed int v54; // [esp+20h] [ebp-4h]
int xa; // [esp+2Ch] [ebp+8h]
int x; // [esp+2Ch] [ebp+8h]
signed int a4; // [esp+30h] [ebp+Ch]
int a5a; // [esp+34h] [ebp+10h]
int a5b; // [esp+34h] [ebp+10h]
dword_52B99C = 0;
v5 = y1;
v6 = x1;
byte_52B96C = a5;
v51 = v5;
v48 = x1;
if ( x1 < 64 || x1 >= 704 )
dword_52B99C = 1;
if ( x2 < 64 || x2 >= 704 )
dword_52B99C = 1;
if ( v5 < 160 || v5 >= 512 )
dword_52B99C = 1;
v7 = y2;
if ( y2 < 160 || y2 >= 512 )
dword_52B99C = 1;
v8 = x2 - v6;
v9 = 2 * (x2 - v6 >= 0) - 1;
v10 = v9 * v8;
v46 = v10;
v11 = (2 * (y2 - v5 >= 0) - 1) * (y2 - v5);
a4 = 2 * (v9 == 2 * (y2 - v5 >= 0) - 1) - 1;
v12 = v48;
if ( v11 <= v10 )
{
dword_52B970 = 0;
}
else
{
xa = v7 ^ x2;
v7 ^= xa;
v13 = v11 ^ v10;
v51 = v5 ^ v48 ^ v5;
v11 ^= v13;
v12 = v51 ^ v5 ^ v48;
x2 = v7 ^ xa;
v10 = v11 ^ v13;
dword_52B970 = 1;
v46 = v10;
}
v14 = x2;
if ( v12 <= x2 )
{
v15 = v51;
v14 = v12;
v12 = x2;
}
else
{
v15 = v7;
v7 = v51;
}
a5a = v12;
x = v7;
v16 = v10 - 1;
v54 = v16 % 4;
v45 = v16 / 4;
engine_draw_pixel(v14, v15);
engine_draw_pixel(a5a, x);
v49 = 2 * v11;
v44 = 2 * (2 * v11 - v46);
if ( v44 >= 0 )
{
v50 = 2 * (v11 - v46);
v53 = v46 + 4 * (v11 - v46);
if ( v45 <= 0 )
{
v33 = a5a;
}
else
{
do
{
v30 = v14 + 1;
v31 = a5a - 1;
if ( v53 <= 0 )
{
if ( v53 >= v50 )
{
v15 += a4;
engine_draw_pixel(v30, v15);
v14 = v30 + 1;
engine_draw_pixel(v14, v15); /* fix */
x -= a4;
engine_draw_pixel(v31, x);
}
else
{
engine_draw_pixel(v30, v15);
v15 += a4;
v14 = v30 + 1;
engine_draw_pixel(v14, v15);
engine_draw_pixel(v31, x);
v37 = v36 - a4; /* fix */
x = v37;
}
v33 = a5a - 2;
a5a = v33;
engine_draw_pixel(v33, x); /* fix */
v35 = v44;
}
else
{
v32 = a4 + v15;
engine_draw_pixel(v30, v32);
v15 = a4 + v32;
v14 = v30 + 1;
engine_draw_pixel(v14, v15);
engine_draw_pixel(v31, x - a4);
v33 = a5a - 2;
a5a = v33;
x = v34 - a4; /* fix */
engine_draw_pixel(v33, v34 - a4);
v35 = 2 * v50;
}
v53 += v35;
--v45;
}
while ( v45 );
}
if ( !v54 )
return;
if ( v53 > 0 )
{
v39 = a4 + v15;
v40 = v14 + 1;
engine_draw_pixel(v40, v39);
if ( v54 > 1 )
engine_draw_pixel(v40 + 1, v39 + a4);
if ( v54 <= 2 )
return;
goto LABEL_71;
}
if ( v53 >= v50 )
{
v42 = v14 + 1;
engine_draw_pixel(v42, a4 + v15);
if ( v54 > 1 )
engine_draw_pixel(v42 + 1, a4 + v15); /* fix */
if ( v54 <= 2 )
return;
if ( v53 > v50 )
{
LABEL_71:
v26 = v33 - 1;
v29 = x - a4;
goto LABEL_65;
}
}
else
{
v41 = v14 + 1;
engine_draw_pixel(v41, v15);
if ( v54 > 1 )
engine_draw_pixel(v41 + 1, v15 + a4);
if ( v54 <= 2 )
return;
}
v26 = v33 - 1;
LABEL_64:
v29 = x;
goto LABEL_65;
}
v52 = 4 * v11;
v17 = 4 * v11 - v46;
if ( v45 > 0 )
{
v47 = v45;
do
{
v18 = v14 + 1;
a5b = a5a - 1;
if ( v17 >= 0 )
{
if ( v17 >= v49 )
{
v15 += a4;
engine_draw_pixel(v18, v15);
v14 = v18 + 1;
engine_draw_pixel(v14, v23); /* fix */
x -= a4;
engine_draw_pixel(a5b, x);
}
else
{
engine_draw_pixel(v18, v15);
v15 += a4;
v14 = v18 + 1;
engine_draw_pixel(v14, v15);
engine_draw_pixel(a5b, x);
v22 = v21 - a4; /* fix */
x = v22;
}
a5a = a5b - 1;
engine_draw_pixel(a5a, v22);
v17 += v44;
}
else
{
engine_draw_pixel(v18, v15);
v14 = v18 + 1;
engine_draw_pixel(v14, v15); /* fix */
engine_draw_pixel(a5b, x);
a5a = a5b - 1;
engine_draw_pixel(a5a, v15); /* fix */
v17 += v52;
}
--v47;
}
while ( v47 );
}
if ( v54 )
{
if ( v17 < 0 )
{
v24 = v14 + 1;
engine_draw_pixel(v24, v15);
if ( v54 > 1 )
goto LABEL_36;
goto LABEL_37;
}
if ( v17 < v49 )
{
v24 = v14 + 1;
engine_draw_pixel(v24, v15);
if ( v54 > 1 )
{
v25 = v15 + a4;
LABEL_36:
engine_draw_pixel(v24 + 1, v15); /* fix */
}
LABEL_37:
if ( v54 <= 2 )
return;
v26 = a5a - 1;
goto LABEL_64;
}
v27 = v14 + 1;
engine_draw_pixel(v27, a4 + v15);
if ( v54 > 1 )
engine_draw_pixel(v27 + 1, v28); /* fix */
if ( v54 > 2 )
{
v29 = x - a4;
v26 = a5a - 1;
LABEL_65:
engine_draw_pixel(v26, v29);
return;
}
}
}
// 52B96C: using guessed type char byte_52B96C;
// 52B970: using guessed type int dword_52B970;
// 52B99C: using guessed type int dword_52B99C;
//----- (004174B3) --------------------------------------------------------
int __fastcall GetDirection(int x1, int y1, int x2, int y2)
{
int v4; // esi
int v5; // ecx
int v6; // edx
int result; // eax
int v8; // esi
int v9; // edx
v4 = x2 - x1;
v5 = y2 - y1;
if ( v4 < 0 )
{
v8 = -v4;
v9 = 2 * v8;
if ( v5 < 0 )
{
v5 = -v5;
result = 4;
if ( v9 < v5 )
result = 5;
}
else
{
result = 2;
if ( v9 < v5 )
result = 1;
}
if ( 2 * v5 < v8 )
return 3;
}
else
{
v6 = 2 * v4;
if ( v5 < 0 )
{
v5 = -v5;
result = 6;
if ( v6 < v5 )
result = 5;
}
else
{
result = 0;
if ( v6 < v5 )
result = 1;
}
if ( 2 * v5 < v4 )
return 7;
}
return result;
}
//----- (00417518) --------------------------------------------------------
void __fastcall SetRndSeed(int s)
{
SeedCount = 0;
sglGameSeed = s;
orgseed = s;
}
// 52B974: using guessed type int orgseed;
// 52B97C: using guessed type int sglGameSeed;
// 52B998: using guessed type int SeedCount;
//----- (0041752C) --------------------------------------------------------
int __cdecl GetRndSeed()
{
++SeedCount;
sglGameSeed = 0x015A4E35 * sglGameSeed + 1;
return abs(sglGameSeed);
}
// 52B97C: using guessed type int sglGameSeed;
// 52B998: using guessed type int SeedCount;
//----- (0041754B) --------------------------------------------------------
int __fastcall random(int idx, int v)
{
int v2; // esi
int v4; // eax
v2 = v;
if ( v <= 0 )
return 0;
v4 = GetRndSeed();
if ( v2 < 0xFFFF )
v4 >>= 16;
return v4 % v2;
}
//----- (0041756D) --------------------------------------------------------
struct engine_cpp_init_2
{
engine_cpp_init_2()
{
mem_init_mutex();
mem_atexit_mutex();
}
} _engine_cpp_init_2;
//----- (00417577) --------------------------------------------------------
void __cdecl mem_init_mutex()
{
InitializeCriticalSection(&sgMemCrit);
}
//----- (00417583) --------------------------------------------------------
void __cdecl mem_atexit_mutex()
{
atexit(mem_free_mutex);
}
//----- (0041758F) --------------------------------------------------------
void __cdecl mem_free_mutex()
{
DeleteCriticalSection(&sgMemCrit);
}
//----- (0041759B) --------------------------------------------------------
void *__fastcall DiabloAllocPtr(int dwBytes)
{
int v1; // ebx
void *v2; // ebx
int v3; // eax
v1 = dwBytes;
EnterCriticalSection(&sgMemCrit);
v2 = SMemAlloc(v1, "C:\\Src\\Diablo\\Source\\ENGINE.CPP", 2236, 0);
LeaveCriticalSection(&sgMemCrit);
if ( !v2 )
{
v3 = GetLastError();
TermDlg(105, v3, "C:\\Src\\Diablo\\Source\\ENGINE.CPP", 2269);
}
return v2;
}
//----- (004175E8) --------------------------------------------------------
void __fastcall mem_free_dbg(void *ptr)
{
void *v1; // edi
v1 = ptr;
if ( ptr )
{
EnterCriticalSection(&sgMemCrit);
SMemFree(v1, "C:\\Src\\Diablo\\Source\\ENGINE.CPP", 2317, 0);
LeaveCriticalSection(&sgMemCrit);
}
}
//----- (00417618) --------------------------------------------------------
unsigned char *__fastcall LoadFileInMem(char *pszName, int *pdwFileLen)
{
int *v2; // edi
char *v3; // ebx
int v4; // eax
int v5; // esi
char *v6; // edi
void *a1; // [esp+Ch] [ebp-4h]
v2 = pdwFileLen;
v3 = pszName;
WOpenFile(pszName, &a1, 0);
v4 = WGetFileSize(a1, 0);
v5 = v4;
if ( v2 )
*v2 = v4;
if ( !v4 )
TermMsg("Zero length SFILE:\n%s", v3);
v6 = (char *)DiabloAllocPtr(v5);
WReadFile(a1, v6, v5);
WCloseFile(a1);
return (unsigned char *)v6;
}
//----- (00417673) --------------------------------------------------------
void __fastcall LoadFileWithMem(char *pszName, void *buf)
{
char *v2; // ebx
char *v3; // edi
int v4; // esi
void *a1; // [esp+Ch] [ebp-4h]
v2 = (char *)buf;
v3 = pszName;
if ( !buf )
TermMsg("LoadFileWithMem(NULL):\n%s", pszName);
WOpenFile(v3, &a1, 0);
v4 = WGetFileSize(a1, 0);
if ( !v4 )
TermMsg("Zero length SFILE:\n%s", v3);
WReadFile(a1, v2, v4);
WCloseFile(a1);
}
//----- (004176D2) --------------------------------------------------------
void __fastcall Cl2ApplyTrans(char *p, char *ttbl, int last_frame)
{
int v3; // eax
int v4; // edi
int v5; // esi
char *v6; // eax
char v7; // bl
unsigned char v8; // bl
int v9; // edi
int i; // [esp+0h] [ebp-4h]
v3 = 1;
for ( i = 1; i <= last_frame; ++i )
{
v4 = *(_DWORD *)&p[4 * v3];
v5 = *(_DWORD *)&p[4 * v3 + 4] - v4 - 10;
v6 = &p[v4 + 10];
while ( v5 )
{
v7 = *v6++;
--v5;
if ( v7 < 0 )
{
v8 = -v7;
if ( (char)v8 <= 65 )
{
v5 -= (char)v8;
if ( v8 )
{
v9 = v8;
do
{
*v6 = ttbl[(unsigned char)*v6];
++v6;
--v9;
}
while ( v9 );
}
}
else
{
--v5;
*v6 = ttbl[(unsigned char)*v6];
++v6;
}
}
}
v3 = i + 1;
}
}
//----- (00417745) --------------------------------------------------------
void __fastcall Cl2DecodeFrm1(int x, int y, char *pCelBuff, int nCel, int width, int dir1, int dir2)
{
char *v8; // edx
char *v9; // ecx
int v10; // ecx
int v11; // eax
char *pCelBuffa; // [esp+18h] [ebp+8h]
if ( gpBuffer )
{
v8 = pCelBuff;
if ( pCelBuff )
{
if ( nCel > 0 )
{
v9 = *(char **)&pCelBuff[4 * nCel];
pCelBuffa = v9;
v10 = (int)&v9[(_DWORD)v8];
if ( *(_WORD *)(v10 + dir1) )
{
if ( dir2 == 8 || (v11 = *(unsigned short *)(v10 + dir2), !*(_WORD *)(v10 + dir2)) )
v11 = *((_DWORD *)v8 + nCel + 1) - (_DWORD)pCelBuffa;
Cl2DecDatFrm1(
(char *)gpBuffer + screen_y_times_768[y - 16 * dir1] + x,
(char *)(*(unsigned short *)(v10 + dir1) + v10),
v11 - *(unsigned short *)(v10 + dir1),
width);
}
}
}
}
}
//----- (004177BF) --------------------------------------------------------
void __fastcall Cl2DecDatFrm1(char *buffer, char *frame_content, int a3, int width) /* fix */
{
char *v4; // esi
char *v5; // edi
int v6; // eax
int v7; // ebx
int v8; // ecx
char v9; // dl
char v10; // dl
int v11; // edx
v4 = frame_content;
v5 = buffer;
v6 = 0;
v7 = width;
v8 = a3;
do
{
_LOBYTE(v6) = *v4++;
--v8;
if ( (v6 & 0x80u) == 0 )
{
do
{
if ( v6 <= v7 )
{
v11 = v6;
v5 += v6;
v6 = 0;
}
else
{
v11 = v7;
v5 += v7;
v6 -= v7;
}
v7 -= v11;
if ( !v7 )
{
v7 = width;
v5 = &v5[-width - 768];
}
}
while ( v6 );
}
else
{
_LOBYTE(v6) = -(char)v6;
if ( (char)v6 <= 65 )
{
v8 -= v6;
v7 -= v6;
do
{
v10 = *v4++;
*v5 = v10;
--v6;
++v5;
}
while ( v6 );
}
else
{
_LOBYTE(v6) = v6 - 65;
--v8;
v9 = *v4++;
v7 -= v6;
do
{
*v5 = v9;
--v6;
++v5;
}
while ( v6 );
}
if ( !v7 )
{
v7 = width;
v5 = &v5[-width - 768];
}
}
}
while ( v8 );
}
//----- (00417847) --------------------------------------------------------
void __fastcall Cl2DecodeFrm2(char colour, int screen_x, int screen_y, char *pCelBuff, int nCel, int frame_width, int a7, int a8)
{
int v8; // ebx
char *v9; // edx
int v10; // eax
int v11; // [esp+Ch] [ebp-8h]
v11 = screen_x;
if ( gpBuffer )
{
if ( pCelBuff )
{
if ( nCel > 0 )
{
v8 = *(_DWORD *)&pCelBuff[4 * nCel];
v9 = &pCelBuff[v8];
if ( *(_WORD *)&pCelBuff[v8 + a7] )
{
if ( a8 == 8 || (v10 = *(unsigned short *)&v9[a8], !*(_WORD *)&v9[a8]) )
v10 = *(_DWORD *)&pCelBuff[4 * nCel + 4] - v8;
Cl2DecDatFrm2(
(char *)gpBuffer + screen_y_times_768[screen_y - 16 * a7] + v11,
&v9[*(unsigned short *)&pCelBuff[v8 + a7]],
v10 - *(unsigned short *)&pCelBuff[v8 + a7],
frame_width,
colour);
}
}
}
}
}
//----- (004178C5) --------------------------------------------------------
void __fastcall Cl2DecDatFrm2(char *buffer, char *frame_content, int a3, int frame_width, char colour)
{
char *v5; // esi
char *v6; // edi
int v7; // eax
int v8; // ebx
int v9; // ecx
char v10; // dl
char v11; // dh
char v12; // dh
int v13; // edx
v5 = frame_content;
v6 = buffer;
v7 = 0;
v8 = frame_width;
v9 = a3;
v10 = colour;
do
{
_LOBYTE(v7) = *v5++;
--v9;
if ( (v7 & 0x80u) != 0 )
{
_LOBYTE(v7) = -(char)v7;
if ( (char)v7 <= 65 )
{
v9 -= v7;
v8 -= v7;
do
{
v12 = *v5++;
if ( v12 )
{
*(v6 - 1) = v10;
v6[1] = v10;
*(v6 - 768) = v10;
v6[768] = v10;
}
--v7;
++v6;
}
while ( v7 );
goto LABEL_12;
}
_LOBYTE(v7) = v7 - 65;
--v9;
v11 = *v5++;
if ( v11 )
{
*(v6 - 1) = v10;
v8 -= v7;
v6[v7] = v10;
do
{
*(v6 - 768) = v10;
v6[768] = v10;
--v7;
++v6;
}
while ( v7 );
LABEL_12:
if ( !v8 )
{
v8 = frame_width;
v6 = &v6[-frame_width - 768];
}
continue;
}
}
do
{
if ( v7 <= v8 )
{
v13 = v7;
v6 += v7;
v7 = 0;
}
else
{
v13 = v8;
v6 += v8;
v7 -= v8;
}
v8 -= v13;
if ( !v8 )
{
v8 = frame_width;
v6 = &v6[-frame_width - 768];
}
}
while ( v7 );
v10 = colour;
}
while ( v9 );
}
//----- (00417981) --------------------------------------------------------
void __fastcall Cl2DecodeFrm3(int screen_x, int screen_y, char *pCelBuff, int nCel, int frame_width, int a6, int a7, char a8)
{
char *v8; // edi
int v9; // ebx
char *v10; // esi
int v11; // eax
int v12; // eax
char *v13; // esi
int v14; // edi
int v15; // eax
int v16; // eax
char *pCelBuffa; // [esp+18h] [ebp+8h]
if ( gpBuffer )
{
v8 = pCelBuff;
if ( pCelBuff )
{
if ( nCel > 0 )
{
v9 = *(_DWORD *)&pCelBuff[4 * nCel];
v10 = &pCelBuff[v9];
v11 = *(unsigned short *)&pCelBuff[v9 + a6];
pCelBuffa = (char *)*(unsigned short *)&pCelBuff[v9 + a6];
if ( v11 )
{
if ( a7 == 8 || (v12 = *(unsigned short *)&v10[a7], !*(_WORD *)&v10[a7]) )
v12 = *(_DWORD *)&v8[4 * nCel + 4] - v9;
v13 = &v10[(_DWORD)pCelBuffa];
v14 = v12 - (_DWORD)pCelBuffa;
v15 = -(light4flag != 0);
_LOWORD(v15) = v15 & 0xF400;
v16 = v15 + 4096;
if ( a8 == 2 )
v16 += 256;
if ( a8 >= 4 )
v16 = v16 + (a8 << 8) - 256;
Cl2DecDatLightTbl1(
(char *)gpBuffer + screen_y_times_768[screen_y - 16 * a6] + screen_x,
v13,
v14,
frame_width,
&pLightTbl[v16]);
}
}
}
}
}
// 525728: using guessed type int light4flag;
//----- (00417A44) --------------------------------------------------------
void __fastcall Cl2DecDatLightTbl1(char *a1, char *a2, int a3, int a4, char *unused_lindex) /* check 5th arg */
{
char *v5; // esi
char *v6; // edi
int v7; // ebx
int v8; // ecx
int v9; // eax
int v10; // edx
char v11; // dl
v5 = a2;
v6 = a1;
v7 = a4;
v8 = a3;
sgnWidth = a4;
v9 = 0;
v10 = 0;
do
{
_LOBYTE(v9) = *v5++;
--v8;
if ( (v9 & 0x80u) == 0 )
{
do
{
if ( v9 <= v7 )
{
v10 = v9;
v6 += v9;
v9 = 0;
}
else
{
v10 = v7;
v6 += v7;
v9 -= v7;
}
v7 -= v10;
if ( !v7 )
{
v7 = sgnWidth;
v6 = &v6[-sgnWidth - 768];
}
}
while ( v9 );
}
else
{
_LOBYTE(v9) = -(char)v9;
if ( (char)v9 <= 65 )
{
v8 -= v9;
v7 -= v9;
do
{
_LOBYTE(v10) = *v5++;
*v6 = unused_lindex[v10];
--v9;
++v6;
}
while ( v9 );
}
else
{
_LOBYTE(v9) = v9 - 65;
--v8;
v7 -= v9;
_LOBYTE(v10) = *v5++;
v11 = unused_lindex[v10];
do
{
*v6 = v11;
--v9;
++v6;
}
while ( v9 );
}
if ( !v7 )
{
v7 = sgnWidth;
v6 = &v6[-sgnWidth - 768];
}
}
}
while ( v8 );
}
// 52B978: using guessed type int sgnWidth;
//----- (00417AE9) --------------------------------------------------------
void __fastcall Cl2DecodeLightTbl(int screen_x, int screen_y, char *pCelBuff, int nCel, int frame_width, int a6, int a7)
{
int v7; // esi
char *v8; // edi
int v9; // ebx
char *v10; // edx
int v11; // eax
int v12; // eax
int v13; // eax
char *v14; // edx
char *v15; // ecx
char *pCelBuffa; // [esp+18h] [ebp+8h]
v7 = screen_y;
if ( gpBuffer )
{
v8 = pCelBuff;
if ( pCelBuff )
{
if ( nCel > 0 )
{
v9 = *(_DWORD *)&pCelBuff[4 * nCel];
v10 = &pCelBuff[v9];
v11 = *(unsigned short *)&pCelBuff[v9 + a6];
pCelBuffa = (char *)*(unsigned short *)&pCelBuff[v9 + a6];
if ( v11 )
{
if ( a7 == 8 || (v12 = *(unsigned short *)&v10[a7], !*(_WORD *)&v10[a7]) )
v12 = *(_DWORD *)&v8[4 * nCel + 4] - v9;
v13 = v12 - (_DWORD)pCelBuffa;
v14 = &v10[(_DWORD)pCelBuffa];
v15 = (char *)gpBuffer + screen_y_times_768[v7 - 16 * a6] + screen_x;
if ( light_table_index )
Cl2DecDatLightTbl1(
v15,
v14,
v13,
frame_width,
&pLightTbl[256 * light_table_index]);
else
Cl2DecDatFrm1(v15, v14, v13, frame_width);
}
}
}
}
}
// 69BEF8: using guessed type int light_table_index;
//----- (00417B83) --------------------------------------------------------
void __fastcall Cl2DecodeFrm4(int screen_x, int screen_y, char *pCelBuff, int nCel, int frame_width, int a6, int a7)
{
int v7; // ebx
char *v8; // edx
char *v9; // ecx
int v10; // ecx
int v11; // eax
int v12; // [esp+Ch] [ebp-4h]
char *pCelBuffa; // [esp+18h] [ebp+8h]
v7 = screen_y;
v12 = screen_x;
if ( gpBuffer )
{
v8 = pCelBuff;
if ( pCelBuff )
{
if ( nCel > 0 )
{
v9 = *(char **)&pCelBuff[4 * nCel];
pCelBuffa = v9;
v10 = (int)&v9[(_DWORD)v8];
if ( *(_WORD *)(v10 + a6) )
{
if ( a7 == 8 || (v11 = *(unsigned short *)(v10 + a7), !*(_WORD *)(v10 + a7)) )
v11 = *(_DWORD *)&v8[4 * nCel + 4] - (_DWORD)pCelBuffa;
Cl2DecDatFrm4(
(char *)gpBuffer + screen_y_times_768[v7 - 16 * a6] + v12,
(char *)(*(unsigned short *)(v10 + a6) + v10),
v11 - *(unsigned short *)(v10 + a6),
frame_width);
}
}
}
}
}
//----- (00417BFD) --------------------------------------------------------
void __fastcall Cl2DecDatFrm4(char *buffer, char *a2, int a3, int frame_width)
{
char *v4; // esi
char *v5; // edi
int v6; // eax
int v7; // ebx
int v8; // ecx
char v9; // dl
char v10; // dl
int v11; // edx
v4 = a2;
v5 = buffer;
v6 = 0;
v7 = frame_width;
v8 = a3;
do
{
_LOBYTE(v6) = *v4++;
--v8;
if ( (v6 & 0x80u) != 0 )
{
_LOBYTE(v6) = -(char)v6;
if ( (char)v6 <= 65 )
{
v8 -= v6;
if ( (signed int)v5 < screen_buf_end )
{
v7 -= v6;
do
{
v10 = *v4++;
*v5 = v10;
--v6;
++v5;
}
while ( v6 );
goto LABEL_12;
}
v4 += v6;
}
else
{
_LOBYTE(v6) = v6 - 65;
--v8;
v9 = *v4++;
if ( (signed int)v5 < screen_buf_end )
{
v7 -= v6;
do
{
*v5 = v9;
--v6;
++v5;
}
while ( v6 );
LABEL_12:
if ( !v7 )
{
v7 = frame_width;
v5 = &v5[-frame_width - 768];
}
continue;
}
}
}
do
{
if ( v6 <= v7 )
{
v11 = v6;
v5 += v6;
v6 = 0;
}
else
{
v11 = v7;
v5 += v7;
v6 -= v7;
}
v7 -= v11;
if ( !v7 )
{
v7 = frame_width;
v5 = &v5[-frame_width - 768];
}
}
while ( v6 );
}
while ( v8 );
}
// 69CF0C: using guessed type int screen_buf_end;
//----- (00417C99) --------------------------------------------------------
void __fastcall Cl2DecodeClrHL(char colour, int screen_x, int screen_y, char *pCelBuff, int nCel, int frame_width, int a7, int a8)
{
int v8; // ebx
char *v9; // edx
int v10; // ecx
int v11; // eax
int v12; // [esp+Ch] [ebp-8h]
char a5; // [esp+10h] [ebp-4h]
v12 = screen_x;
a5 = colour;
if ( gpBuffer )
{
if ( pCelBuff )
{
if ( nCel > 0 )
{
v8 = *(_DWORD *)&pCelBuff[4 * nCel];
v9 = &pCelBuff[v8];
v10 = *(unsigned short *)&pCelBuff[v8 + a7];
if ( *(_WORD *)&pCelBuff[v8 + a7] )
{
if ( a8 == 8 || (v11 = *(unsigned short *)&v9[a8], !*(_WORD *)&v9[a8]) )
v11 = *(_DWORD *)&pCelBuff[4 * nCel + 4] - v8;
screen_buf_end -= 768;
Cl2DecDatClrHL(
(char *)gpBuffer + screen_y_times_768[screen_y - 16 * a7] + v12,
&v9[v10],
v11 - v10,
frame_width,
a5);
screen_buf_end += 768;
}
}
}
}
}
// 69CF0C: using guessed type int screen_buf_end;
//----- (00417D28) --------------------------------------------------------
void __fastcall Cl2DecDatClrHL(char *dst_buf, char *frame_content, int a3, int frame_width, char colour)
{
char *v5; // esi
char *v6; // edi
int v7; // eax
int v8; // ebx
int v9; // ecx
char v10; // dl
char v11; // dh
char v12; // dh
int v13; // edx
v5 = frame_content;
v6 = dst_buf;
v7 = 0;
v8 = frame_width;
v9 = a3;
v10 = colour;
do
{
_LOBYTE(v7) = *v5++;
--v9;
if ( (v7 & 0x80u) != 0 )
{
_LOBYTE(v7) = -(char)v7;
if ( (char)v7 <= 65 )
{
v9 -= v7;
if ( (signed int)v6 < screen_buf_end )
{
v8 -= v7;
do
{
v12 = *v5++;
if ( v12 )
{
*(v6 - 1) = v10;
v6[1] = v10;
*(v6 - 768) = v10;
v6[768] = v10;
}
--v7;
++v6;
}
while ( v7 );
goto LABEL_15;
}
v5 += v7;
}
else
{
_LOBYTE(v7) = v7 - 65;
--v9;
v11 = *v5++;
if ( v11 && (signed int)v6 < screen_buf_end )
{
*(v6 - 1) = v10;
v8 -= v7;
v6[v7] = v10;
do
{
*(v6 - 768) = v10;
v6[768] = v10;
--v7;
++v6;
}
while ( v7 );
LABEL_15:
if ( !v8 )
{
v8 = frame_width;
v6 = &v6[-frame_width - 768];
}
continue;
}
}
}
do
{
if ( v7 <= v8 )
{
v13 = v7;
v6 += v7;
v7 = 0;
}
else
{
v13 = v8;
v6 += v8;
v7 -= v8;
}
v8 -= v13;
if ( !v8 )
{
v8 = frame_width;
v6 = &v6[-frame_width - 768];
}
}
while ( v7 );
v10 = colour;
}
while ( v9 );
}
// 69CF0C: using guessed type int screen_buf_end;
//----- (00417DF8) --------------------------------------------------------
void __fastcall Cl2DecodeFrm5(int screen_x, int screen_y, char *pCelBuff, int nCel, int frame_width, int a6, int a7, char a8)
{
char *v8; // edi
int v9; // ebx
char *v10; // esi
int v11; // eax
int v12; // eax
char *v13; // esi
int v14; // edi
int v15; // eax
int v16; // eax
char *pCelBuffa; // [esp+18h] [ebp+8h]
if ( gpBuffer )
{
v8 = pCelBuff;
if ( pCelBuff )
{
if ( nCel > 0 )
{
v9 = *(_DWORD *)&pCelBuff[4 * nCel];
v10 = &pCelBuff[v9];
v11 = *(unsigned __int16 *)&pCelBuff[v9 + a6];
pCelBuffa = (char *)*(unsigned __int16 *)&pCelBuff[v9 + a6];
if ( v11 )
{
if ( a7 == 8 || (v12 = *(unsigned __int16 *)&v10[a7], !*(_WORD *)&v10[a7]) )
v12 = *(_DWORD *)&v8[4 * nCel + 4] - v9;
v13 = &v10[(_DWORD)pCelBuffa];
v14 = v12 - (_DWORD)pCelBuffa;
v15 = -(light4flag != 0);
_LOWORD(v15) = v15 & 0xF400;
v16 = v15 + 4096;
if ( a8 == 2 )
v16 += 256;
if ( a8 >= 4 )
v16 = v16 + (a8 << 8) - 256;
Cl2DecDatLightTbl2(
(char *)gpBuffer + screen_y_times_768[screen_y - 16 * a6] + screen_x,
v13,
v14,
frame_width,
&pLightTbl[v16]);
}
}
}
}
}
// 525728: using guessed type int light4flag;
//----- (00417EBB) --------------------------------------------------------
void __fastcall Cl2DecDatLightTbl2(char *dst_buf, char *a2, int a3, int frame_width, char *a5) /* check 5th arg */
{
char *v5; // esi
char *v6; // edi
int v7; // ebx
int v8; // ecx
int v9; // eax
int v10; // edx
char v11; // dl
v5 = a2;
v6 = dst_buf;
v7 = frame_width;
v8 = a3;
sgnWidth = frame_width;
v9 = 0;
v10 = 0;
do
{
_LOBYTE(v9) = *v5++;
--v8;
if ( (v9 & 0x80u) != 0 )
{
_LOBYTE(v9) = -(char)v9;
if ( (char)v9 <= 65 )
{
v8 -= v9;
if ( (signed int)v6 < screen_buf_end )
{
v7 -= v9;
do
{
_LOBYTE(v10) = *v5++;
*v6 = a5[v10];
--v9;
++v6;
}
while ( v9 );
goto LABEL_12;
}
v5 += v9;
}
else
{
_LOBYTE(v9) = v9 - 65;
--v8;
_LOBYTE(v10) = *v5++;
v11 = a5[v10];
if ( (signed int)v6 < screen_buf_end )
{
v7 -= v9;
do
{
*v6 = v11;
--v9;
++v6;
}
while ( v9 );
LABEL_12:
if ( !v7 )
{
v7 = sgnWidth;
v6 = &v6[-sgnWidth - 768];
}
continue;
}
}
}
do
{
if ( v9 <= v7 )
{
v10 = v9;
v6 += v9;
v9 = 0;
}
else
{
v10 = v7;
v6 += v7;
v9 -= v7;
}
v7 -= v10;
if ( !v7 )
{
v7 = sgnWidth;
v6 = &v6[-sgnWidth - 768];
}
}
while ( v9 );
}
while ( v8 );
}
// 52B978: using guessed type int sgnWidth;
// 69CF0C: using guessed type int screen_buf_end;
//----- (00417F78) --------------------------------------------------------
void __fastcall Cl2DecodeFrm6(int screen_x, int screen_y, char *pCelBuff, int nCel, int frame_width, int a6, int a7)
{
int v7; // esi
char *v8; // edi
int v9; // ebx
char *v10; // edx
int v11; // eax
int v12; // eax
int v13; // eax
char *v14; // edx
char *v15; // ecx
char *pCelBuffa; // [esp+18h] [ebp+8h]
v7 = screen_y;
if ( gpBuffer )
{
v8 = pCelBuff;
if ( pCelBuff )
{
if ( nCel > 0 )
{
v9 = *(_DWORD *)&pCelBuff[4 * nCel];
v10 = &pCelBuff[v9];
v11 = *(unsigned short *)&pCelBuff[v9 + a6];
pCelBuffa = (char *)*(unsigned short *)&pCelBuff[v9 + a6];
if ( v11 )
{
if ( a7 == 8 || (v12 = *(unsigned short *)&v10[a7], !*(_WORD *)&v10[a7]) )
v12 = *(_DWORD *)&v8[4 * nCel + 4] - v9;
v13 = v12 - (_DWORD)pCelBuffa;
v14 = &v10[(_DWORD)pCelBuffa];
v15 = (char *)gpBuffer + screen_y_times_768[v7 - 16 * a6] + screen_x;
if ( light_table_index )
Cl2DecDatLightTbl2(v15, v14, v13, frame_width, &pLightTbl[256 * light_table_index]);
else
Cl2DecDatFrm4(v15, v14, v13, frame_width);
}
}
}
}
}
// 69BEF8: using guessed type int light_table_index;
//----- (00418012) --------------------------------------------------------
void __fastcall PlayInGameMovie(char *pszMovie)
{
char *v1; // esi
v1 = pszMovie;
PaletteFadeOut(8);
play_movie(v1, 0);
ClearScreenBuffer();
drawpanflag = 255;
scrollrt_draw_game_screen(1);
PaletteFadeIn(8);
drawpanflag = 255;
}
// 52571C: using guessed type int drawpanflag;