//------------------------------------------------------------------------- /* Copyright (C) 2010-2019 EDuke32 developers and contributors Copyright (C) 2019 sirlemonhead, Nuke.YKT This file is part of PCExhumed. PCExhumed is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License version 2 as published by the Free Software Foundation. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with this program; if not, write to the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */ //------------------------------------------------------------------------- #include "mummy.h" #include "sequence.h" #include "move.h" #include "map.h" #include "sound.h" #include "exhumed.h" #include "random.h" #include "trigdat.h" #include "bullet.h" #include "items.h" #include #include "engine.h" short nMummies = -1; struct Mummy { short nHealth; short B; short nAction; short nSprite; short nTarget; short F; short G; short H; }; Mummy MummyList[kMaxMummies]; static actionSeq ActionSeq[] = { {8, 0}, {0, 0}, {16, 0}, {24, 0}, {32, 1}, {40, 1}, {48, 1}, {50, 0} }; // done void InitMummy() { nMummies = 0; } // done int BuildMummy(int nSprite, int x, int y, int z, int nSector, int nAngle) { if (nMummies >= kMaxMummies) { return -1; } short nMummy = nMummies++; if (nSprite == -1) { nSprite = insertsprite(nSector, 102); } else { x = sprite[nSprite].x; y = sprite[nSprite].y; z = sprite[nSprite].z; nAngle = sprite[nSprite].ang; changespritestat(nSprite, 102); } assert(nSprite >= 0 && nSprite < kMaxSprites); sprite[nSprite].x = x; sprite[nSprite].y = y; sprite[nSprite].z = z; sprite[nSprite].cstat = 0x101; sprite[nSprite].shade = -12; sprite[nSprite].clipdist = 32; sprite[nSprite].xvel = 0; sprite[nSprite].yvel = 0; sprite[nSprite].zvel = 0; sprite[nSprite].xrepeat = 42; sprite[nSprite].yrepeat = 42; sprite[nSprite].pal = sector[sprite[nSprite].sectnum].ceilingpal; sprite[nSprite].xoffset = 0; sprite[nSprite].yoffset = 0; sprite[nSprite].ang = nAngle; sprite[nSprite].picnum = 1; sprite[nSprite].hitag = 0; sprite[nSprite].lotag = runlist_HeadRun() + 1; sprite[nSprite].extra = -1; // GrabTimeSlot(3); MummyList[nMummy].nAction = 0; MummyList[nMummy].nHealth = 640; MummyList[nMummy].B = 0; MummyList[nMummy].nSprite = nSprite; MummyList[nMummy].nTarget = -1; MummyList[nMummy].F = nMummy; MummyList[nMummy].G = 0; sprite[nSprite].owner = runlist_AddRunRec(sprite[nSprite].lotag - 1, nMummy | 0xE0000); MummyList[nMummy].H = runlist_AddRunRec(NewRun, nMummy | 0xE0000); nCreaturesLeft++; return (nMummy | 0xE0000); } // done void CheckMummyRevive(short nMummy) { short nSprite = MummyList[nMummy].nSprite; for (int i = 0; i < nMummies; i++) { if (i != nMummy) { short nSprite2 = MummyList[i].nSprite; if (sprite[nSprite2].statnum != 102) { continue; } if (MummyList[i].nAction != 5) { continue; } int x = sprite[nSprite2].x - sprite[nSprite].x; if (x < 0) { x = -x; } x = x >> 8; int y = sprite[nSprite2].y - sprite[nSprite].y; if (y < 0) { y = -y; } y = y >> 8; if (x <= 20 && y <= 20) { int bCanSee = cansee(sprite[nSprite].x, sprite[nSprite].y, sprite[nSprite].z - 8192, sprite[nSprite].sectnum, sprite[nSprite2].x, sprite[nSprite2].y, sprite[nSprite2].z - 8192, sprite[nSprite2].sectnum); if (bCanSee) { sprite[nSprite2].cstat = 0; MummyList[i].nAction = 6; MummyList[i].B = 0; } } } } } void FuncMummy(int a, int nDamage, int nRun) { short nMummy = RunData[nRun].nVal; assert(nMummy >= 0 && nMummy < kMaxMummies); short nTarget = UpdateEnemy(&MummyList[nMummy].nTarget); short nSprite = MummyList[nMummy].nSprite; short nAction = MummyList[nMummy].nAction; int nMessage = a & 0x7F0000; switch (nMessage) { case 0x20000: { Gravity(nSprite); int nSeq = SeqOffsets[kSeqMummy] + ActionSeq[nAction].a; sprite[nSprite].picnum = seq_GetSeqPicnum2(nSeq, MummyList[nMummy].B); short nFrame = SeqBase[nSeq] + MummyList[nMummy].B; short nFrameFlag = FrameFlag[nFrame]; seq_MoveSequence(nSprite, nSeq, MummyList[nMummy].B); short ecx = 0; MummyList[nMummy].B++; if (MummyList[nMummy].B >= SeqSize[nSeq]) { MummyList[nMummy].B = 0; ecx = 1; } if (nTarget != -1 && nAction < 4) { if (!sprite[nTarget].cstat && nAction) { MummyList[nMummy].nAction = 0; MummyList[nMummy].B = 0; sprite[nSprite].xvel = 0; sprite[nSprite].yvel = 0; } } int nMov = MoveCreatureWithCaution(nSprite); if (nAction > 7) return; switch (nAction) { case 0: { if ((MummyList[nMummy].F & 31) == (totalmoves & 31)) { sprite[nSprite].cstat = 0x101; if (nTarget < 0) { int nPlayerSprite = FindPlayer(nSprite, 100); if (nPlayerSprite >= 0) { D3PlayFX(StaticSound[kSound7], nSprite); MummyList[nMummy].B = 0; MummyList[nMummy].nTarget = nPlayerSprite; MummyList[nMummy].nAction = 1; sprite[nSprite].xvel = Sin(sprite[nSprite].ang + 512) >> 2; sprite[nSprite].yvel = Sin(sprite[nSprite].ang) >> 2; MummyList[nMummy].G = 90; } } } return; } case 1: { if (MummyList[nMummy].G > 0) { MummyList[nMummy].G--; } if ((MummyList[nMummy].F & 31) == (totalmoves & 31)) { sprite[nSprite].cstat = 0x101; PlotCourseToSprite(nSprite, nTarget); if (MummyList[nMummy].nAction == 1) { if (RandomBit()) { int nTargetHeight = GetSpriteHeight(nTarget); int nSpriteHeight = GetSpriteHeight(nSprite); if (cansee(sprite[nSprite].x, sprite[nSprite].y, sprite[nSprite].z - nSpriteHeight, sprite[nSprite].sectnum, sprite[nTarget].x, sprite[nTarget].y, sprite[nTarget].z - nTargetHeight, sprite[nTarget].sectnum)) { MummyList[nMummy].nAction = 3; MummyList[nMummy].B = 0; sprite[nSprite].yvel = 0; sprite[nSprite].xvel = 0; return; } } } if (!MummyList[nMummy].B) { sprite[nSprite].xvel = Sin(sprite[nSprite].ang + 512) >> 1; sprite[nSprite].yvel = Sin(sprite[nSprite].ang) >> 1; } if (sprite[nSprite].xvel || sprite[nSprite].yvel) { if (sprite[nSprite].xvel > 0) { sprite[nSprite].xvel -= 1024; if (sprite[nSprite].xvel < 0) { sprite[nSprite].xvel = 0; } } else if (sprite[nSprite].xvel < 0) { sprite[nSprite].xvel += 1024; if (sprite[nSprite].xvel > 0) { sprite[nSprite].xvel = 0; } } if (sprite[nSprite].yvel > 0) { sprite[nSprite].yvel -= 1024; if (sprite[nSprite].yvel < 0) { sprite[nSprite].yvel = 0; } } else if (sprite[nSprite].yvel < 0) { sprite[nSprite].yvel += 1024; if (sprite[nSprite].yvel > 0) { sprite[nSprite].yvel = 0; } } } if (nMov) { switch (nMov & 0xC000) { case 0x8000: { sprite[nSprite].ang = (sprite[nSprite].ang + ((RandomWord() & 0x3FF) + 1024)) & kAngleMask; sprite[nSprite].xvel = Sin(sprite[nSprite].ang + 512) >> 2; sprite[nSprite].yvel = Sin(sprite[nSprite].ang) >> 2; return; } case 0xC000: { if ((nMov & 0x3FFF) == nTarget) { int nAngle = getangle(sprite[nTarget].x - sprite[nSprite].x, sprite[nTarget].y - sprite[nSprite].y); if (AngleDiff(sprite[nSprite].ang, nAngle) < 64) { MummyList[nMummy].nAction = 2; MummyList[nMummy].B = 0; sprite[nSprite].xvel = 0; sprite[nSprite].yvel = 0; } } return; } } } } break; } case 2: { if (nTarget == -1) { MummyList[nMummy].nAction = 0; MummyList[nMummy].B = 0; } else { if (PlotCourseToSprite(nSprite, nTarget) >= 1024) { MummyList[nMummy].nAction = 1; MummyList[nMummy].B = 0; } else if (nFrameFlag & 0x80) { runlist_DamageEnemy(nTarget, nSprite, 5); } } return; } case 3: { if (ecx) { MummyList[nMummy].B = 0; MummyList[nMummy].nAction = 0; MummyList[nMummy].G = 100; MummyList[nMummy].nTarget = -1; return; } else if (nFrameFlag & 0x80) { SetQuake(nSprite, 100); // low 16 bits of returned var contains the sprite index, the high 16 the bullet number int nBullet = BuildBullet(nSprite, 9, 0, 0, 0x0FFFFC400, sprite[nSprite].ang, nTarget + 10000, 1); CheckMummyRevive(nMummy); if (nBullet > -1) { if (!RandomSize(3)) { // FIXME CHECKME - nBullet & 0xFFFF can be -1. Original code doesn't handle this?? SetBulletEnemy(nBullet >> 16, nTarget); // isolate the bullet number (shift off the sprite index) sprite[nBullet & 0xFFFF].pal = 5; } } } return; } case 4: { if (ecx) { MummyList[nMummy].B = 0; MummyList[nMummy].nAction = 5; } return; } case 5: { MummyList[nMummy].B = 0; return; } case 6: { if (ecx) { MummyList[nMummy].nAction = 0; sprite[nSprite].cstat = 0x101; MummyList[nMummy].nHealth = 300; MummyList[nMummy].nTarget = -1; nCreaturesLeft++; } return; } case 7: { if (nMov & 0x20000) { sprite[nSprite].xvel >>= 1; sprite[nSprite].yvel >>= 1; } if (ecx) { sprite[nSprite].yvel = 0; sprite[nSprite].xvel = 0; MummyList[nMummy].nAction = 0; MummyList[nMummy].B = 0; sprite[nSprite].cstat = 0x101; MummyList[nMummy].nTarget = -1; } return; } } return; } case 0x90000: { seq_PlotSequence(a & 0xFFFF, SeqOffsets[kSeqMummy] + ActionSeq[nAction].a, MummyList[nMummy].B, ActionSeq[nAction].b); return; } case 0xA0000: { if (MummyList[nMummy].nHealth <= 0) return; nDamage = runlist_CheckRadialDamage(nSprite); // fall through to 0x80000 } case 0x80000: { if (nDamage <= 0) return; if (MummyList[nMummy].nHealth <= 0) { return; } MummyList[nMummy].nHealth -= nDamage; if (MummyList[nMummy].nHealth <= 0) { MummyList[nMummy].nHealth = 0; sprite[nSprite].cstat &= 0xFEFE; nCreaturesLeft--; DropMagic(nSprite); MummyList[nMummy].B = 0; MummyList[nMummy].nAction = 4; sprite[nSprite].xvel = 0; sprite[nSprite].yvel = 0; sprite[nSprite].zvel = 0; sprite[nSprite].z = sector[sprite[nSprite].sectnum].floorz; } else { if (!RandomSize(2)) { MummyList[nMummy].nAction = 7; MummyList[nMummy].B = 0; sprite[nSprite].xvel = 0; sprite[nSprite].yvel = 0; } } return; } default: { DebugOut("unknown msg %d for Mummy\n", a & 0x7F0000); break; } } }