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eudr.cpp
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eudr.cpp
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#include <windows.h>
#include "eudr.h"
#include "ogg2wav.h"
#include "version.h"
asm(".intel_syntax noprefix\n");
// custom section reading functions
__stdcall u32 CHK_CRGB(chk_call_data* thing, u32 size, u32 idk);
__stdcall u32 CHK_STRx(chk_call_data* thing, u32 size, u32 idk);
// SC:R keeps STR data at a fixed address for EUDs
#define EUD_STR_PTR 0x191943C8
#define EUD_STR_MAX_SIZE 64<<20 // 64 MB reserved
/* ---- Map Version Tables ---- */
// These tables define what sections will be loaded and required for a particular game type and map version.
// TODO: Is STRx loaded regardless of map version?
// TODO: What happens if neither STRx nor STR are present?
// Used for map list/lobby
chk_sect general[] = {
{SECT_VER , 0x004CB500, 1},
{SECT_DIM , 0x004CB040, 1},
{SECT_ERA , 0x004CB3A0, 1},
{SECT_OWNR, 0x004CB420, 1},
{SECT_SIDE, 0x004CB490, 1},
{SECT_STR , (u32)(&CHK_STRx), 0},
{SECT_STRx, (u32)(&CHK_STRx), 0},
{SECT_SPRP, 0x004CAF40, 1},
{SECT_FORC, 0x004CAEE0, 1},
{SECT_VCOD, 0x004CBC40, 1}};
// Non-Remaster Briefings
chk_sect briefing[] = {
{SECT_STR , (u32)(&CHK_STRx), 1},
{SECT_MBRF, 0x004CC1F0, 1}};
// SC 1.00 or 1.04 Melee
chk_sect melee_sc[] = {
{SECT_STR , (u32)(&CHK_STRx), 1},
{SECT_MTXM, 0x004CD0B0, 1},
{SECT_THG2, 0x004CD600, 1},
{SECT_UNIT, 0x004CD7A0, 1},
{SECT_CRGB, (u32)(&CHK_CRGB), 0}};
// SC 1.00 UMS
chk_sect ums_van[] = {
{SECT_STR , (u32)(&CHK_STRx), 1},
{SECT_MTXM, 0x004CD0B0, 1},
{SECT_THG2, 0x004CD600, 1},
{SECT_MASK, 0x004CAF90, 1},
{SECT_UNIS, 0x004CAB10, 1},
{SECT_UPGS, 0x004CA8D0, 1},
{SECT_TECS, 0x004CA6D0, 1},
{SECT_PUNI, 0x004CA600, 1},
{SECT_UPGR, 0x004CB940, 1},
{SECT_PTEC, 0x004CB670, 1},
{SECT_UNIx, 0x004CACD0, 0},
{SECT_UPGx, 0x004CA9F0, 0},
{SECT_TECx, 0x004CA7D0, 0},
{SECT_PUPx, 0x004CBAC0, 0},
{SECT_PTEx, 0x004CB7D0, 0},
{SECT_UNIT, 0x004CD7A0, 1},
{SECT_UPRP, 0x004CB250, 1},
{SECT_MRGN, 0x004CB2F0, 1},
{SECT_TRIG, 0x004CBFA0, 1},
{SECT_CRGB, (u32)(&CHK_CRGB), 0}};
// SC 1.04 UMS
chk_sect ums_hyb[] = {
{SECT_STR , (u32)(&CHK_STRx), 1},
{SECT_MTXM, 0x004CD0B0, 1},
{SECT_THG2, 0x004CD600, 1},
{SECT_MASK, 0x004CAF90, 1},
{SECT_UNIS, 0x004CAB10, 1},
{SECT_UPGS, 0x004CA8D0, 1},
{SECT_TECS, 0x004CA6D0, 1},
{SECT_PUNI, 0x004CA600, 1},
{SECT_UPGR, 0x004CB940, 1},
{SECT_PTEC, 0x004CB670, 1},
{SECT_UNIx, 0x004CACD0, 0},
{SECT_UPGx, 0x004CA9F0, 0},
{SECT_TECx, 0x004CA7D0, 0},
{SECT_PUPx, 0x004CBAC0, 0},
{SECT_PTEx, 0x004CB7D0, 0},
{SECT_UNIT, 0x004CD7A0, 1},
{SECT_UPRP, 0x004CB250, 1},
{SECT_MRGN, 0x004CB2A0, 1},
{SECT_TRIG, 0x004CBFA0, 1},
{SECT_CRGB, (u32)(&CHK_CRGB), 0}};
// BW Melee
chk_sect melee_bw[] = {
{SECT_STR , (u32)(&CHK_STRx), 1},
{SECT_MTXM, 0x004CD0B0, 1},
{SECT_THG2, 0x004CD600, 1},
{SECT_UNIT, 0x004CD7A0, 1},
{SECT_COLR, 0x004CBE70, 1},
{SECT_CRGB, (u32)(&CHK_CRGB), 0}};
// BW UMS
chk_sect ums_bw[] = {
{SECT_STR , (u32)(&CHK_STRx), 1},
{SECT_MTXM, 0x004CD0B0, 1},
{SECT_THG2, 0x004CD600, 1},
{SECT_MASK, 0x004CAF90, 1},
{SECT_UNIx, 0x004CACD0, 1},
{SECT_UPGx, 0x004CA9F0, 1},
{SECT_TECx, 0x004CA7D0, 1},
{SECT_PUNI, 0x004CA600, 1},
{SECT_PUPx, 0x004CBAC0, 1},
{SECT_PTEx, 0x004CB7D0, 1},
{SECT_UNIT, 0x004CD7A0, 1},
{SECT_UPRP, 0x004CB250, 1},
{SECT_MRGN, 0x004CB2A0, 1},
{SECT_TRIG, 0x004CBFA0, 1},
{SECT_COLR, 0x004CBE70, 1},
{SECT_CRGB, (u32)(&CHK_CRGB), 0}};
// Remaster Briefings
chk_sect briefing_r[] = {
{SECT_STR , (u32)(&CHK_STRx), 0},
{SECT_STRx, (u32)(&CHK_STRx), 0},
{SECT_MBRF, 0x004CC1F0, 1}};
// SC:R SCM Melee
chk_sect melee_sc_r[] = {
{SECT_STR , (u32)(&CHK_STRx), 0},
{SECT_STRx, (u32)(&CHK_STRx), 0},
{SECT_MTXM, 0x004CD0B0, 1},
{SECT_THG2, 0x004CD600, 1},
{SECT_UNIT, 0x004CD7A0, 1},
{SECT_CRGB, (u32)(&CHK_CRGB), 0}};
// SC:R SCM UMS
chk_sect ums_hyb_r[] = {
{SECT_STR , (u32)(&CHK_STRx), 0},
{SECT_STRx, (u32)(&CHK_STRx), 0},
{SECT_MTXM, 0x004CD0B0, 1},
{SECT_THG2, 0x004CD600, 1},
{SECT_MASK, 0x004CAF90, 1},
{SECT_UNIS, 0x004CAB10, 1},
{SECT_UPGS, 0x004CA8D0, 1},
{SECT_TECS, 0x004CA6D0, 1},
{SECT_PUNI, 0x004CA600, 1},
{SECT_UPGR, 0x004CB940, 1},
{SECT_PTEC, 0x004CB670, 1},
{SECT_UNIx, 0x004CACD0, 0},
{SECT_UPGx, 0x004CA9F0, 0},
{SECT_TECx, 0x004CA7D0, 0},
{SECT_PUPx, 0x004CBAC0, 0},
{SECT_PTEx, 0x004CB7D0, 0},
{SECT_UNIT, 0x004CD7A0, 1},
{SECT_UPRP, 0x004CB250, 1},
{SECT_MRGN, 0x004CB2A0, 1},
{SECT_TRIG, 0x004CBFA0, 1},
{SECT_CRGB, (u32)(&CHK_CRGB), 0}};
// SC:R BW Melee
chk_sect melee_bw_r[] = {
{SECT_STR , (u32)(&CHK_STRx), 0},
{SECT_STRx, (u32)(&CHK_STRx), 0},
{SECT_MTXM, 0x004CD0B0, 1},
{SECT_THG2, 0x004CD600, 1},
{SECT_UNIT, 0x004CD7A0, 1},
{SECT_COLR, 0x004CBE70, 1},
{SECT_CRGB, (u32)(&CHK_CRGB), 0}};
// SC:R BW UMS
chk_sect ums_bw_r[] = {
{SECT_STR , (u32)(&CHK_STRx), 0},
{SECT_STRx, (u32)(&CHK_STRx), 0},
{SECT_MTXM, 0x004CD0B0, 1},
{SECT_THG2, 0x004CD600, 1},
{SECT_MASK, 0x004CAF90, 1},
{SECT_UNIx, 0x004CACD0, 1},
{SECT_UPGx, 0x004CA9F0, 1},
{SECT_TECx, 0x004CA7D0, 1},
{SECT_PUNI, 0x004CA600, 1},
{SECT_PUPx, 0x004CBAC0, 1},
{SECT_PTEx, 0x004CB7D0, 1},
{SECT_UNIT, 0x004CD7A0, 1},
{SECT_UPRP, 0x004CB250, 1},
{SECT_MRGN, 0x004CB2A0, 1},
{SECT_TRIG, 0x004CBFA0, 1},
{SECT_COLR, 0x004CBE70, 1},
{SECT_CRGB, (u32)(&CHK_CRGB), 0}};
// "VER " version definitions
#define MAP_VER_COUNT 5
chk_ver mapchunks[MAP_VER_COUNT] = {
//+00 +04 +08 +0c +10 +14 +18 +1c +20 +24
{59, {general, setcount(general)}, {briefing, setcount(briefing)}, {melee_sc, setcount(melee_sc)}, {ums_van, setcount(ums_van)}, 0},
{63, {general, setcount(general)}, {briefing, setcount(briefing)}, {melee_sc, setcount(melee_sc)}, {ums_hyb, setcount(ums_hyb)}, 0},
{64, {general, setcount(general)}, {briefing_r, setcount(briefing_r)}, {melee_sc_r, setcount(melee_sc_r)}, {ums_hyb_r, setcount(ums_hyb_r)}, 0},
{205, {general, setcount(general)}, {briefing, setcount(briefing)}, {melee_bw, setcount(melee_bw)}, {ums_bw, setcount(ums_bw) }, 1},
{206, {general, setcount(general)}, {briefing_r, setcount(briefing_r)}, {melee_bw_r, setcount(melee_bw_r)}, {ums_bw_r, setcount(ums_bw_r)}, 1}
};
/* ---- Patch Data ---- */
// Pointer replacements to read custom map versions table
struct {
u32 address;
s32 arrayOffset;
} patch_mapchunks[] = {
{0x004BF57D +3, 0x1C},
{0x004BF58C +3, 0x14},
{0x004BF658 +2, 0x08},
{0x004BF65E +2, 0x04},
// {0x004CC0C0 +1, -1},// -1 to indicate end of table -- changed to the function call for cleardata() as a convenient hook
{0x004CC0CB +2, 0x00},
{0x004CC0DE +3, 0x24},
{0x004CC2DC +2, 0x08},
{0x004CC2E2 +2, 0x04},
{0x004CC31C +3, 0x1C},
{0x004CC32B +3, 0x14},
{0x004CC92C +3, 0x1C},
{0x004CC93B +3, 0x14},
{0x004CCA88 +2, 0x10},
{0x004CCA8E +2, 0x0C},
{0x004CCBFA +2, 0x08},
{0x004CCC00 +2, 0x04},
0
};
// Code replacements to correctly read STR or STRx data
// All the original code is of the form:
// MOVZX E?X,AX
// MOVZX E?X,WORD PTR DS:[E?X+E?X*2+2]
// ADD EAX,E?X
u32 patch_strdata[] = {
0x00427F59,
0x0042803C,
0x00428092,
0x0045AC8D,
0x004C5136,
0x004C57CF,
0x00428161,
0x0046CD9A,
0x0047B0DC,
0x004BD0E0,
0x004BE527,
0x004BF751,
0
};
// code for null-checking on portraits -- extra code is placed in the 15 bytes between some functions
u8 patch_portfix1[] = {
/*0045E761*/ 0x8B,0x14,0x95,0x50,0xAC,0x68,0x00, // MOV EDX,DWORD PTR DS:[EDX*4+0x68AC50]
/*0045E768*/ 0x85,0xD2, // test edx,edx
/*0045E76A*/ 0x75, (0x0045E7E5 - 0x0045E76C), // jnz short 0x0045E7E5 ; proceed as usual
/*0045E76C*/ 0xFE,0xCB, // dec bl
/*0045E76E*/ 0xEB, (0x0045E7EF - 0x0045E770) // jmp short 0x0045E7EF ; sets an error state? I don't actually know
};
u8 patch_portfix2[] = {
/*0045E7DE*/ 0xEB, (0x0045E761 - 0x0045E7E0), // jmp 0x0045E761 ; replace move edx,dword ptr[whatever] with a redirect to custom code
/*0045E7E0*/ 0x90,0x90,0x90,0x90,0x90 // nop
};
// rearranges a few opcodes and adds an invalid frame check in the "drawImage" function -- extra opcodes placed between functions
u8 patch_drawfix1[] = {
/*00497D25*/ 0x89,0x55,0xF4, // MOV DWORD PTR SS:[EBP-C],EDX
/*00497D28*/ 0x89,0x45,0xFC, // MOV DWORD PTR SS:[EBP-4],EAX
/*00497D2B*/ 0x0F,0xB7,0x46,0x1A, // MOVZX EAX,WORD PTR DS:[ESI+1A] ; image->frameIndex
/*00497D2F*/ 0x8B,0x4E,0x2C, // MOV ECX,DWORD PTR DS:[ESI+2C] ; image->GRPFile
/*00497D32*/ 0x0F,0xB7,0x11, // movzx edx,word ptr ds:[ecx] ; image->GRPFile->frameCount
/*00497D35*/ 0x3B,0xC2, // cmp eax,edx
/*00497D37*/ 0x73, (0x00497D4A - 0x00497D39), // jnb short 0x00497D4A ; invalid frame -- exit function
/*00497D39*/ 0x8B,0x56,0x30, // MOV EDX,DWORD PTR DS:[ESI+30] ; image->coloringdata
/*00497D3C*/ 0xEB, (0x00497D54 - 0x00497D3E) // jmp short 0x00497D54
/*00497D3E*/ // normal function continues from here
};
u8 patch_drawfix2[] = {
/*00497D54*/ 0x52, // PUSH EDX
/*00497D55*/ 0x8D,0x55,0xF0, // LEA EDX,DWORD PTR SS:[EBP-10]
/*00497D58*/ 0x52, // PUSH EDX
/*00497D59*/ 0x8D,0x54,0xC1,0x06, // LEA EDX,DWORD PTR DS:[ECX+EAX*8+6] ; frame offset
/*00497D5D*/ 0xEB, (0x00497D3E - 0x00497D5F) // jmp short 0x00497D3E
/*00497D5F*/
};
/* ---- SC Variable/Function Pointers ---- */
u8* gamepal = (u8*)(0x005994E0); // u8 gamepal[256][4] -- Contains the WPE, which is helpfully already loaded
u8* unitColTable = (u8*)(0x00581D76); // u8 unitColTable[12][8]
u8* miniColTable = (u8*)(0x00581DD6); // u8 miniColTable[8]
u8* unkPlayerCol = (u8*)(0x0058F442); // u8 unkPlayerCol[8]
u32* disableRNG = (u32*)(0x006D11C8); // u32 disableRNG
u32* rngSCounter = (u32*)(0x0051C610); // u32 rngSCounter[256]
u32* rngSeed = (u32*)(0x0051CA14); // u32 rngSeed
u32* rngCounter = (u32*)(0x0051CA18); // u32 rngCounter
u8** chkStrPtr = (u8**)(0x005993D4); // u8* chkStrPtr
u32* chkStrSize = (u32*)(0x005994D8); // u32 chkStrSize
u8** stat_txtPtr = (u8**)(0x006D1238); // u8* stat_txtPtr
// Fixed STR address to match SC:R
u8* eudStrBase = NULL;
u32 eudStrSize = 0;
u32* UnitsLost = (u32*)(0x00581E74); // u32 UnitsLost[12]
u32* BuildingsLost = (u32*)(0x00581FC4); // u32 BuildingsLost[12]
u32* FactoriesLost = (u32*)(0x005820E4); // u32 FactoriesLost[12]
u32* UnitDeaths = (u32*)(0x0058A364); // u32 UnitDeaths[228][12]
u32* CurrentPlayer = (u32*)(0x006509B0); // u32 CurrentPlayer
// Pointers to functions using standard calling conventions (no assembly required)
//PlayerGroupIterator_Callback getDeaths = (PlayerGroupIterator_Callback)(0x00460380);
PlayerGroupIterator GetAllPlayers = (PlayerGroupIterator)(0x0045FC40);
PlayerGroupIterator GetNeutralPlayers = (PlayerGroupIterator)(0x0045FCA0);
PlayerGroupIterator GetAllies = (PlayerGroupIterator)(0x0045FD00);
PlayerGroupIterator GetFoes = (PlayerGroupIterator)(0x0045FD60);
PlayerGroupIterator GetNAVPlayers = (PlayerGroupIterator)(0x0045FDD0);
// Some CHK_STR related sc functions
#define sc_AppAddExit "0x004F6100"
//#define sc_UnloadSTR "0x004CB370"
// Addresses of Deaths/Set Deaths
#define CONDITIONS 0x00515A98 // Condition function pointer array
#define CONDITION_DEATHS CONDITIONS + (15*4)
#define ACTIONS 0x00512800 // Action function pointer array
#define ACTION_SET_DEATHS ACTIONS + (45*4)
// Memory Backup table -- Defines ranges of memory values that can be edited by EUDs but are not reloaded before each game
struct {
u32 start; // First byte of data
u32 end; // End of data, exclusive
u32 size; // Size (end - start)
void* buf; // Pointer to backed up memory
} memBackup[] = {
{0x005124D8, 0x005124F4, 0, NULL}, // GameSpeedModifiers
{0x00514178, 0x00515224, 0, NULL}, // Unit/Upgrade/Tech/Order Requirements & Advisor Portraits
{0x005152A8, 0x005153E8, 0, NULL}, // Stuff
{0x00515AF8, 0x00519E50, 0, NULL}, // ContoursCreate, Damage Multipliers, Buttonsets
// {0x0041A424, 0x0041BBF8, 0, NULL}, // Scratch/Callbacks -- this seemed to make maps unreadable so was excluded
{0x00666778, 0x0066FBE4, 0, NULL}, // images.dat
// TODO: More?
{0} // end of list
};
/* ---- Tables and Variables ---- */
#define SCR_COLR_FIRST 15
#define SCR_COLR_COUNT 22
// remaster-only player colors
const u8 scrcolors[SCR_COLR_COUNT - SCR_COLR_FIRST][8] = {
{ 83, 153, 78, 150, 148, 144, 67, 65}, // 15 - pink (there is not actually any pink lmao)
{101, 97, 97, 92, 92, 89, 86, 138}, // 16 - olive
{166, 166, 106, 101, 97, 96, 16, 86}, // 17 - lime
{160, 42, 42, 42, 41, 118, 40, 138}, // 18 - navy
{164, 164, 164, 163, 161, 161, 90, 139}, // 19 - magenta
{ 74, 74, 73, 144, 142, 141, 140, 64}, // 20 - grey
{142, 67, 141, 66, 140, 139, 64, 138} // 21 - black
};
// Color intensities for player color gradient
const u8 pcolgrad[8] = {255, 222, 189, 156, 124, 91, 58, 25};
// Used to shuffle colors for CRGB_RANDOM
u8 colorShuffle[SCR_COLR_COUNT] = {0};
// uses STRx section
u32 hasstrx = 0;
// Mask used for EUD Actions, since adding a parameter to the functions would be hard
u32 eudmask = 0xFFFFFFFF;
// For getting storm functions
HMODULE hStorm = NULL;
SMemAlloc_type SMemAlloc;
SMemFree_type SMemFree;
SFileCloseFile_type SFileCloseFile;
SFileOpenFileEx_type SFileOpenFileEx;
SFileReadFile_type SFileReadFile;
SFileSetFilePointer_type SFileSetFilePointer;
SBmpLoadImage_type SBmpLoadImage;
__fastcall bool TRGCND_Deaths(condition* c);
__fastcall u32 getDeaths(u32 player, u16 unit, u32 number);
__fastcall bool TRGACT_SetDeaths(action* a);
__fastcall u32 SetDeaths(u32 player, u16 unit, u32 number);
__fastcall u32 AddDeaths(u32 player, u16 unit, u32 number);
__fastcall u32 SubtractDeaths(u32 player, u16 unit, u32 number);
// Similar to the PlayerGroupIterators above, but does not use a standard calling convention
u32 GetForcePlayers(u32 player, u32 unit, u32 number, PlayerGroupIterator_Callback cb);
__fastcall void cleardata();
void restoremem();
__fastcall u32 getStr();
__stdcall void* loadGameAlloc(int size, char* filename, int line, int idk);
__stdcall void loadGameFree(void* ptr, char* filename, int line, int idk);
void unloadSTR();
void setPlayerColors(u32 count, u8* buffer);
void genPCol(u8* dst, u8 r, u8 g, u8 b);
u8 pcolLookup(u8 r, u8 g, u8 b);
u16 randBW(u32 id);
void __fastcall fixFrame();
/* ---- EUD Functions ---- */
__fastcall bool TRGCND_Deaths(condition* c){
u32 deaths = getDeaths(c->player, c->unit, 0);
u32 num = c->number;
if(c->maskFlag == EUD_MASK_FLAG){
deaths &= c->location;
num &= c->location;
}
switch(c->modifier){
case MODIFIER_EXACTLY:
return deaths == num;
case MODIFIER_AT_MOST:
return deaths <= num;
case MODIFIER_AT_LEAST:
return deaths >= num;
default:
return false;
}
}
__fastcall u32 getDeaths(u32 player, u16 unit, u32 number){
u32 ptr;
switch(player){
case PLAYER_FOES:
return GetFoes(unit, 0, &getDeaths);
case PLAYER_ALLIES:
return GetAllies(unit, 0, &getDeaths);
case PLAYER_NEUTRAL_PLAYERS:
return GetNeutralPlayers(unit, 0, &getDeaths);
case PLAYER_ALL_PLAYERS:
return GetAllPlayers(unit, 0, &getDeaths);
case PLAYER_FORCE_1:
case PLAYER_FORCE_2:
case PLAYER_FORCE_3:
case PLAYER_FORCE_4:
return GetForcePlayers(player, unit, 0, &getDeaths);
case PLAYER_UNUSED_1:
case PLAYER_UNUSED_2:
case PLAYER_UNUSED_3:
case PLAYER_UNUSED_4:
return 0;
case PLAYER_NON_ALLIED_VIC:
return GetNAVPlayers(unit, 0, &getDeaths);
case PLAYER_CURRENT_PLAYER:
player = *CurrentPlayer;
default:
break;
}
switch(unit){
case UNIT_ANY_UNIT:
return BuildingsLost[player] + UnitsLost[player];
case UNIT_MEN:
return UnitsLost[player];
case UNIT_BUILDINGS:
return BuildingsLost[player];
case UNIT_FACTORIES:
return FactoriesLost[player];
default:
ptr = (u32)UnitDeaths + player*4 + unit*48;
if(ptr == 0) return 0; // null pointer
return UnitDeaths[player + unit*12];
}
}
__fastcall bool TRGACT_SetDeaths(action* a){
eudmask = 0xFFFFFFFF; // reset mask
if(a->maskFlag == EUD_MASK_FLAG){
eudmask = a->location;
}
switch(a->modifier){
case MODIFIER_SUBTRACT:
SubtractDeaths(a->player, a->type, a->number);
break;
case MODIFIER_ADD:
AddDeaths(a->player, a->type, a->number);
break;
case MODIFIER_SET_TO:
SetDeaths(a->player, a->type, a->number);
default:
break;
}
return true;
}
__fastcall u32 SetDeaths(u32 player, u16 unit, u32 number){
u32 ptr;
switch(player){
case PLAYER_NON_ALLIED_VIC:
return GetNAVPlayers(unit, number, &SetDeaths);
case PLAYER_FOES:
return GetFoes(unit, number, &SetDeaths);
case PLAYER_ALLIES:
return GetAllies(unit, number, &SetDeaths);
case PLAYER_NEUTRAL_PLAYERS:
return GetNeutralPlayers(unit, number, &SetDeaths);
case PLAYER_ALL_PLAYERS:
return GetAllPlayers(unit, number, &SetDeaths);
case PLAYER_FORCE_1:
case PLAYER_FORCE_2:
case PLAYER_FORCE_3:
case PLAYER_FORCE_4:
return GetForcePlayers(player, unit, number, &SetDeaths);
case PLAYER_UNUSED_1:
case PLAYER_UNUSED_2:
case PLAYER_UNUSED_3:
case PLAYER_UNUSED_4:
return 0;
case PLAYER_CURRENT_PLAYER:
player = *CurrentPlayer;
default:
//if(player >= 8) return false; // :)
//if(unit >= 233) return false; // :)
break;
}
switch(unit){
case UNIT_ANY_UNIT:
return 0;
case UNIT_MEN:
UnitsLost[player] &= ~eudmask;
UnitsLost[player] |= number & eudmask;
return 0;
case UNIT_BUILDINGS:
BuildingsLost[player] &= ~eudmask;
BuildingsLost[player] |= number & eudmask;
return 0;
case UNIT_FACTORIES:
FactoriesLost[player] &= ~eudmask;
FactoriesLost[player] |= number & eudmask;
return 0;
default:
//if(unit >= 228) return false; // :)
ptr = (u32)UnitDeaths + player*4 + unit*48;
if(ptr == 0) return 0; // null pointer
UnitDeaths[player + unit*12] &= ~eudmask;
UnitDeaths[player + unit*12] |= number & eudmask;
}
return 0;
}
__fastcall u32 AddDeaths(u32 player, u16 unit, u32 number){
u32 ptr,val;
switch(player){
case PLAYER_NON_ALLIED_VIC:
return GetNAVPlayers(unit, number, &AddDeaths);
case PLAYER_FOES:
return GetFoes(unit, number, &AddDeaths);
case PLAYER_ALLIES:
return GetAllies(unit, number, &AddDeaths);
case PLAYER_NEUTRAL_PLAYERS:
return GetNeutralPlayers(unit, number, &AddDeaths);
case PLAYER_ALL_PLAYERS:
return GetAllPlayers(unit, number, &AddDeaths);
case PLAYER_FORCE_1:
case PLAYER_FORCE_2:
case PLAYER_FORCE_3:
case PLAYER_FORCE_4:
return GetForcePlayers(player, unit, number, &AddDeaths);
case PLAYER_UNUSED_1:
case PLAYER_UNUSED_2:
case PLAYER_UNUSED_3:
case PLAYER_UNUSED_4:
return 0;
case PLAYER_CURRENT_PLAYER:
player = *CurrentPlayer;
default:
//if(player >= 8) return false; // :)
//if(unit >= 233) return false; // :)
break;
}
switch(unit){
case UNIT_ANY_UNIT:
return 0;
case UNIT_MEN:
val = UnitsLost[player] & eudmask;
UnitsLost[player] &= ~eudmask;
number &= eudmask;
UnitsLost[player] |= (val + number) & eudmask;
return 0;
case UNIT_BUILDINGS:
val = BuildingsLost[player] & eudmask;
BuildingsLost[player] &= ~eudmask;
number &= eudmask;
BuildingsLost[player] |= (val + number) & eudmask;
return 0;
case UNIT_FACTORIES:
val = FactoriesLost[player] & eudmask;
FactoriesLost[player] &= ~eudmask;
number &= eudmask;
FactoriesLost[player] |= (val + number) & eudmask;
return 0;
default:
//if(unit >= 228) return false; // :)
ptr = (u32)UnitDeaths + player*4 + unit*48;
if(ptr == 0) return 0; // null pointer
val = UnitDeaths[player + unit*12] & eudmask;
UnitDeaths[player + unit*12] &= ~eudmask;
number &= eudmask;
UnitDeaths[player + unit*12] |= (val + number) & eudmask;
}
return 0;
}
__fastcall u32 SubtractDeaths(u32 player, u16 unit, u32 number){
u32 ptr,val;
switch(player){
case PLAYER_NON_ALLIED_VIC:
return GetNAVPlayers(unit, number, &SubtractDeaths);
case PLAYER_FOES:
return GetFoes(unit, number, &SubtractDeaths);
case PLAYER_ALLIES:
return GetAllies(unit, number, &SubtractDeaths);
case PLAYER_NEUTRAL_PLAYERS:
return GetNeutralPlayers(unit, number, &SubtractDeaths);
case PLAYER_ALL_PLAYERS:
return GetAllPlayers(unit, number, &SubtractDeaths);
case PLAYER_FORCE_1:
case PLAYER_FORCE_2:
case PLAYER_FORCE_3:
case PLAYER_FORCE_4:
return GetForcePlayers(player, unit, number, &SubtractDeaths);
case PLAYER_UNUSED_1:
case PLAYER_UNUSED_2:
case PLAYER_UNUSED_3:
case PLAYER_UNUSED_4:
return 0;
case PLAYER_CURRENT_PLAYER:
player = *CurrentPlayer;
default:
//if(player >= 8) return false; // :)
//if(unit >= 233) return false; // :)
break;
}
switch(unit){
case UNIT_ANY_UNIT:
return 0;
case UNIT_MEN:
val = UnitsLost[player] & eudmask;
UnitsLost[player] &= ~eudmask;
number &= eudmask;
if(val > number){
UnitsLost[player] |= (val - number) & eudmask;
}
return 0;
case UNIT_BUILDINGS:
val = BuildingsLost[player] & eudmask;
BuildingsLost[player] &= ~eudmask;
number &= eudmask;
if(val > number){
BuildingsLost[player] |= (val - number) & eudmask;
}
return 0;
case UNIT_FACTORIES:
val = FactoriesLost[player] & eudmask;
FactoriesLost[player] &= ~eudmask;
number &= eudmask;
if(val > number){
FactoriesLost[player] |= (val - number) & eudmask;
}
return 0;
default:
//if(unit >= 228) return false; // :)
ptr = (u32)UnitDeaths + player*4 + unit*48;
if(ptr == 0) return 0; // null pointer
val = UnitDeaths[player + unit*12] & eudmask;
UnitDeaths[player + unit*12] &= ~eudmask;
number &= eudmask;
if(val > number){
UnitDeaths[player + unit*12] |= (val - number) & eudmask;
}
}
return 0;
}
// Similar to the PlayerGroupIterator, but does not use a standard calling convention
u32 __attribute__ ((noinline)) GetForcePlayers(u32 player, u32 unit, u32 number, PlayerGroupIterator_Callback cb){
u32 out;
// eax = player, ebx = cb;
__asm __volatile("\n"
" push ecx\n" // arg2 number
" push edx\n" // arg1 unit
" mov edx,0x0045FBE0\n" // getForcePlayers 0045FBE0 00000060
" call edx\n"
: "=a"(out)
: "a"(player),"b"(cb),"d"(unit),"c"(number)
:
);
return out;
}
/* ---- CHK Loading Functions ---- */
__stdcall u32 CHK_STRx(chk_call_data* thing, u32 size, u32 idk){
if(eudStrBase != NULL){
*chkStrPtr = (u8*)VirtualAlloc((void*)EUD_STR_PTR, size, MEM_COMMIT, PAGE_READWRITE);
if(*chkStrPtr == NULL) return 0;
*chkStrPtr = (u8*)EUD_STR_PTR;
eudStrSize = size;
}else{
if(*chkStrPtr != NULL) SMemFree(*chkStrPtr, PLUGIN_NAME, __LINE__, 0);
*chkStrPtr = (u8*)SMemAlloc(size, PLUGIN_NAME, __LINE__, 0);
if(*chkStrPtr == NULL) return 0;
}
*chkStrSize = size;
// the easiest way I could think of to call this function
__asm __volatile("\n"
//" mov ebx,"sc_UnloadSTR"\n" // handle to UnloadSTR function
" mov edx,"sc_AppAddExit"\n"
" call edx\n" // AppAddExit(&unloadStr)
: /*no outputs*/
: "b"(&unloadSTR) // ebx = &unloadSTR
: "eax","ecx","edx" // clobbers everything
);
if((u32)thing->data + thing->size > thing->end) return 0;
memcpy(*chkStrPtr, thing->data, thing->size);
// 1 if 'STRx', 0 if 'STR '
hasstrx = (thing->name[3] == 'x');
return 1;
}
__stdcall u32 CHK_CRGB(chk_call_data* thing, u32 size, u32 idk){
if(size != 32 || (u32)thing->data + thing->size > thing->end) return 0;
sCRGB crgbdata;
memcpy(&crgbdata, thing->data, thing->size);
u8 tunit[16][8];
if(SBmpLoadImage("game\\tunit.pcx", NULL, (u8*)tunit, sizeof(tunit), NULL, NULL, NULL) == false){
// could not load tunit.pcx
return 1;
}
u8 useRandom = 0;
u8 useCOLR = 0;
u8 i,j,swap,tmp;
// Find all available colors
memset(colorShuffle, 1, sizeof(colorShuffle)); // mark all as available
for(i = 0; i < 8; i++){
if(crgbdata.mode[i] == CRGB_RANDOM){
useRandom = 1;
}else if(crgbdata.mode[i] == CRGB_COLR){
if(crgbdata.rgb[i][2] < SCR_COLR_COUNT){ // color in blue channel
// exclude color from shuffle pool
colorShuffle[crgbdata.rgb[i][2]] = 0;
}
}
}
// Proceed only if necessary
if(useRandom){
// Exclude P9 - P12 colors, maybe?
for(i = 8; i < 12; i++) colorShuffle[i] = 0;
// Initialize list of available colors
j = 0;
for(i=0; i < SCR_COLR_COUNT; i++){
if(colorShuffle[i]){
colorShuffle[j] = i;
j++;
}
}
// Shuffle list
for(i = 0; i < j; i++){
// TODO: rng isn't set when this is called :(
swap = randBW(28) % j;
if(i == swap) continue;
tmp = colorShuffle[swap];
colorShuffle[swap] = colorShuffle[i];
colorShuffle[i] = tmp;
}
}
for(i = 8; i > 0; ){
i--;
switch(crgbdata.mode[i]){
case CRGB_RANDOM:
crgbdata.rgb[i][2] = colorShuffle[i]; // override color with shuffled color
useCOLR = 1;
break;
case CRGB_RGB:
genPCol(&unitColTable[i*8], crgbdata.rgb[i][0], crgbdata.rgb[i][1], crgbdata.rgb[i][2]);
unkPlayerCol[i] = i;
break;
case CRGB_COLR:
useCOLR = 1;
break;
case CRGB_USER:
// can't implement this
default:
break;
}
if(useCOLR){
if(crgbdata.rgb[i][2] >= SCR_COLR_COUNT){
// undefined colors just use default
crgbdata.rgb[i][2] = i;
}
if(crgbdata.rgb[i][2] < SCR_COLR_FIRST){ // use tunit.pcx
if(crgbdata.rgb[i][2] == 14) crgbdata.rgb[i][2]++; // cyan is given an ID of 14 to skip the duplicate light yellow in tunit.pcx
memcpy(&unitColTable[i*8], tunit[crgbdata.rgb[i][2]], 8);
}else{ // use scr-only colors
memcpy(&unitColTable[i*8], scrcolors[crgbdata.rgb[i][2] - SCR_COLR_FIRST], 8);
}
unkPlayerCol[i] = crgbdata.rgb[i][2];
}
miniColTable[i] = unitColTable[i*8]; // technically should read from tminimap.pcx
}
return 1;
}
// Clears whether or not SC:R sections should be used -- this is called whenever a CHK is being parsed
__fastcall void cleardata(){
hasstrx = 0;
oggCacheClear();
restoremem();
__asm __volatile(""
: /*no outputs*/
: "a"(&mapchunks[MAP_VER_COUNT]) // mov eax, &mapchunks[MAP_VER_COUNT] ; eax points to the first byte past the end of the table
: /*no clobbers*/
);
}
// Backs up and restores memory that can be modified by EUDs but is not restored on map load
void restoremem(){
int i;
for(i = 0; memBackup[i].start != 0; i++){
if(memBackup[i].buf == NULL){
// Get memory backups
memBackup[i].size = memBackup[i].end - memBackup[i].start;
memBackup[i].buf = malloc(memBackup[i].size);
memcpy(memBackup[i].buf, (u8*)(memBackup[i].start), memBackup[i].size);
}else{
// Restore memory backup
memcpy((u8*)(memBackup[i].start), memBackup[i].buf, memBackup[i].size);
}
}
}
// Reads "STR " formatted or "STRx" formatted strings depending on which section was loaded
// inputs: edx/ecx chkStrPtr, eax strID
// outputs: eax str pointer
__fastcall u32 getStr(){
u32 strID;
u32 out;
u32 stat_txt;
__asm __volatile("" : "=a"(strID),"=c"(stat_txt)); // get argument from eax, and tbl pointer from ecx
// ignore edx/ecx entirely so the same function can be used in either case
if(stat_txt == (u32)(*stat_txtPtr)){ // Always read STR format if the pointer was supposed to be stat_txt -- necessary because the assembly redirected at 0047B0DC can read either table
out = (u32)(*stat_txtPtr) + ((u16*)(*stat_txtPtr))[strID+1];
}else if(hasstrx){ // read STR table normally
// STRx format
out = (u32)(*chkStrPtr) + ((u32*)(*chkStrPtr))[strID+1];
}else{
// STR format
out = (u32)(*chkStrPtr) + ((u16*)(*chkStrPtr))[strID+1];
}
__asm __volatile("" : : "d"(*chkStrPtr)); // set EDX to *chkStrPtr for the single case where it's needed
return out;
}
// Replaces a call to SMemAlloc
__stdcall void* loadGameAlloc(int size, char* filename, int line, int idk){
void* ptr;
if(eudStrBase != NULL){
ptr = VirtualAlloc((void*)EUD_STR_PTR, size, MEM_COMMIT, PAGE_READWRITE);
}else{
ptr = SMemAlloc(size, filename, line, idk);
}
return ptr;
}
// Replaces calls to SMemFree
__stdcall void loadGameFree(void* ptr, char* filename, int line, int idk){
if(eudStrBase != NULL){
// idk
}else{
if(ptr != NULL) SMemFree(ptr, filename, line, idk);
}
}
// Called on exit
void unloadSTR(){
if(eudStrBase != NULL){
VirtualFree(eudStrBase, 0, MEM_RELEASE);
eudStrBase = NULL;
}else{
if(*chkStrPtr != NULL) SMemFree(*chkStrPtr, PLUGIN_NAME, __LINE__, 0);
}
*chkStrPtr = NULL;
return;
}
// Generates a player color using closest palette matches
void genPCol(u8* dst, u8 r, u8 g, u8 b){
u8 i;
u32 rr,gg,bb;
for(i=0; i<8; i++){
rr = r * pcolgrad[i] / 255;
gg = g * pcolgrad[i] / 255;
bb = b * pcolgrad[i] / 255;
dst[i] = pcolLookup(rr, gg, bb);
}
}
// Finds the closest palette match to the given RGB value
u8 pcolLookup(u8 r, u8 g, u8 b){
u32 i;
u8 id = 0;
s32 dist = 3*256*256; // greater than the maximum possible distance
s32 dr,dg,db;
s32 calc;
for(i=0; i<256; i++){
// Should color cycling colors be excluded?
//if( (i >= 1 && i <= 13) || (i >= 248 && i <= 254) ) continue;
if(i == 1) i = 14;
if(i == 248) i = 255;
dr = r - gamepal[i*4];
dg = g - gamepal[i*4+1];
db = b - gamepal[i*4+2];
calc = dr*dr + dg*dg + db*db;
if(calc == 0)
return i; // exact color -- stop looking
if(calc < dist){
dist = calc;
id = i;
}
}
return id;
}
// BW RNG Function
u16 randBW(u32 id){
if(*disableRNG) return 0;
rngSCounter[id]++;
*rngCounter++;
*rngSeed *= 0x15A4E35;