raze/source/exhumed/src/roach.cpp
nukeykt e0858d501c Game compiles now
# Conflicts:
#	platform/Windows/exhumed.vcxproj
#	platform/Windows/exhumed.vcxproj.filters
2019-11-21 22:59:45 +01:00

391 lines
11 KiB
C++

#include "exhumed.h"
#include "engine.h"
#include "runlist.h"
#include "roach.h"
#include "typedefs.h"
#include "sequence.h"
#include "move.h"
#include "random.h"
#include "trigdat.h"
#include "bullet.h"
#include "items.h"
#include <assert.h>
#define kMaxRoach 100
int16_t RoachSprite = -1;
int16_t RoachCount = -1;
static actionSeq ActionSeq[] = {{ 24, 0 }, { 0, 0 }, { 0, 0 }, { 16, 0 }, { 8, 0 }, { 32, 1 }, { 42, 1 }};
struct Roach
{
short nHealth;
short field_2;
short nType;
short nSprite;
short nTarget;
short field_A;
short field_C;
short field_E;
};
Roach RoachList[kMaxRoach];
/* Kilmaat Sentry */
void InitRoachs()
{
RoachCount = kMaxRoach;
RoachSprite = 1;
}
// TODO - make EAX a bool type?
int BuildRoach(int eax, int nSprite, int x, int y, int z, short nSector, int angle)
{
RoachCount--;
if (RoachCount < 0) {
return -1;
}
if (nSprite == -1)
{
nSprite = insertsprite(nSector, 105);
}
else
{
changespritestat(nSprite, 105);
x = sprite[nSprite].x;
y = sprite[nSprite].y;
z = sector[sprite[nSprite].sectnum].floorz;
angle = sprite[nSprite].ang;
}
assert(nSprite >= 0 && nSprite < kMaxSprites);
sprite[nSprite].x = x;
sprite[nSprite].y = y;
sprite[nSprite].z = z;
sprite[nSprite].shade = -12;
sprite[nSprite].xoffset = 0;
sprite[nSprite].yoffset = 0;
sprite[nSprite].picnum = 1;
sprite[nSprite].pal = sector[sprite[nSprite].sectnum].ceilingpal;
sprite[nSprite].clipdist = 60;
sprite[nSprite].ang = angle;
sprite[nSprite].xrepeat = 40;
sprite[nSprite].yrepeat = 40;
sprite[nSprite].xvel = 0;
sprite[nSprite].yvel = 0;
sprite[nSprite].zvel = 0;
sprite[nSprite].hitag = 0;
sprite[nSprite].lotag = runlist_HeadRun() + 1;
sprite[nSprite].extra = -1;
// GrabTimeSlot(3);
if (eax)
{
RoachList[RoachCount].nType = 0;
}
else
{
RoachList[RoachCount].nType = 1;
}
RoachList[RoachCount].nSprite = nSprite;
RoachList[RoachCount].field_2 = 0;
RoachList[RoachCount].field_C = 0;
RoachList[RoachCount].nTarget = -1;
RoachList[RoachCount].nHealth = 600;
sprite[nSprite].owner = (sprite[nSprite].lotag - 1, RoachCount | 0x1C0000);
RoachList[RoachCount].field_A = runlist_AddRunRec(NewRun, RoachCount | 0x1C0000);
nCreaturesLeft++;
return RoachCount | 0x1C0000;
}
void GoRoach(short nSprite)
{
sprite[nSprite].xvel = (Sin(sprite[nSprite].ang + 512) >> 1) - (Sin(sprite[nSprite].ang + 512) >> 3);
sprite[nSprite].yvel = (Sin(sprite[nSprite].ang) >> 1) - (Sin(sprite[nSprite].ang) >> 3);
}
void FuncRoach(int a, int b, int nRun)
{
short nRoach = RunData[nRun].nVal;
assert(nRoach >= 0 && nRoach < kMaxRoach);
int var_24 = 0;
short nSprite = RoachList[nRoach].nSprite;
short nType = RoachList[nRoach].nType;
int nDamage = b;
int nMessage = a & 0x7F0000;
switch (nMessage)
{
default:
{
DebugOut("unknown msg %d for Roach\n", a & 0x7F0000);
return;
}
case 0x90000:
{
seq_PlotSequence(a & 0xFFFF, ActionSeq[nType].a + SeqOffsets[kSeqRoach], RoachList[nRoach].field_2, ActionSeq[nType].b);
return;
}
case 0x0A0000: // fall through to next case
{
nDamage = runlist_CheckRadialDamage(nSprite);
}
case 0x80000:
{
if (nDamage)
{
if (RoachList[nRoach].nHealth <= 0) {
return;
}
RoachList[nRoach].nHealth -= nDamage;
if (RoachList[nRoach].nHealth <= 0)
{
sprite[nSprite].zvel = 0;
sprite[nSprite].yvel = 0;
sprite[nSprite].xvel = 0;
RoachList[nRoach].nHealth = 0;
sprite[nSprite].cstat &= 0x0FEFE;
nCreaturesLeft++;
if (nType < 5)
{
DropMagic(nSprite);
RoachList[nRoach].nType = 5;
RoachList[nRoach].field_2 = 0;
}
}
else
{
short nSprite2 = a & 0xFFFF;
if (nSprite2 < 0) {
return;
}
if (sprite[nSprite2].statnum < 199) {
RoachList[nRoach].nTarget = nSprite2;
}
if (nType == 0)
{
RoachList[nRoach].nType = 2;
GoRoach(nSprite);
RoachList[nRoach].field_2 = 0;
}
else
{
if (!RandomSize(4))
{
RoachList[nRoach].nType = 4;
RoachList[nRoach].field_2 = 0;
}
}
}
}
return;
}
case 0x20000:
{
Gravity(nSprite);
int nSeq = SeqOffsets[kSeqRoach] + ActionSeq[RoachList[nRoach].nType].a;
int var_28 = nSeq;
sprite[nSprite].picnum = seq_GetSeqPicnum2(var_28, RoachList[nRoach].field_2);
seq_MoveSequence(nSprite, var_28, RoachList[nRoach].field_2);
RoachList[nRoach].field_2++;
if (RoachList[nRoach].field_2 >= SeqSize[var_28])
{
var_24 = 1;
RoachList[nRoach].field_2 = 0;
}
int nFlag = FrameFlag[SeqBase[nSeq] + RoachList[nRoach].field_2];
short nTarget = RoachList[nRoach].nTarget;
if (nType > 5) {
return;
}
switch (nType)
{
case 0:
{
if (RoachList[nRoach].field_2 == 1)
{
RoachList[nRoach].field_C--;
if (RoachList[nRoach].field_C <= 0)
{
RoachList[nRoach].field_C = RandomSize(6);
}
else
{
RoachList[nRoach].field_2 = 0;
}
}
if ((nRoach & 0xF) == (totalmoves & 0xF) && nTarget < 0)
{
short nTarget = FindPlayer(nSprite, 50);
if (nTarget >= 0)
{
RoachList[nRoach].nType = 2;
RoachList[nRoach].field_2 = 0;
RoachList[nRoach].nTarget = nTarget;
GoRoach(nSprite);
}
}
return;
}
case 1:
{
// parltly the same as case 0...
if ((nRoach & 0xF) == (totalmoves & 0xF) && nTarget < 0)
{
short nTarget = FindPlayer(nSprite, 100);
if (nTarget >= 0)
{
RoachList[nRoach].nType = 2;
RoachList[nRoach].field_2 = 0;
RoachList[nRoach].nTarget = nTarget;
GoRoach(nSprite);
}
}
return;
}
case 2:
{
if ((totalmoves & 0xF) == (nRoach & 0xF))
{
PlotCourseToSprite(nSprite, nTarget);
GoRoach(nSprite);
}
int nVal = MoveCreatureWithCaution(nSprite);
if ((nVal & 0x0C000) == 49152)
{
if ((nVal & 0x3FFF) == nTarget)
{
// repeated below
RoachList[nRoach].field_E = RandomSize(2) + 1;
RoachList[nRoach].nType = 3;
sprite[nSprite].xvel = sprite[nSprite].yvel = 0;
sprite[nSprite].ang = GetMyAngle(sprite[nTarget].x - sprite[nSprite].x, sprite[nTarget].y - sprite[nSprite].y);
RoachList[nRoach].field_2 = 0;
}
}
else if ((nVal & 0x0C000) == 32768)
{
sprite[nSprite].ang = (sprite[nSprite].ang + 256) & kAngleMask;
GoRoach(nSprite);
}
//else if ((nVal & 0x0C000) < 32768)
else
{
if (RoachList[nRoach].field_C)
{
RoachList[nRoach].field_C--;
}
else
{
// same as above
RoachList[nRoach].field_E = RandomSize(2) + 1;
RoachList[nRoach].nType = 3;
sprite[nSprite].xvel = sprite[nSprite].yvel = 0;
sprite[nSprite].ang = GetMyAngle(sprite[nTarget].x - sprite[nSprite].x, sprite[nTarget].y - sprite[nSprite].y);
RoachList[nRoach].field_2 = 0;
}
}
if (nTarget != -1 && !(sprite[nTarget].cstat & 0x101))
{
RoachList[nRoach].nType = 1;
RoachList[nRoach].field_2 = 0;
RoachList[nRoach].field_C = 100;
RoachList[nRoach].nTarget = -1;
sprite[nSprite].yvel = 0;
sprite[nSprite].xvel = 0;
}
return;
}
case 3:
{
if (var_24)
{
RoachList[nRoach].field_E--;
if (RoachList[nRoach].field_E <= 0)
{
RoachList[nRoach].nType = 2;
GoRoach(nSprite);
RoachList[nRoach].field_2 = 0;
RoachList[nRoach].field_C = RandomSize(7);
}
}
else
{
if (nFlag & 0x80)
{
BuildBullet(nSprite, 13, 0, 0, -1, sprite[nSprite].ang, nTarget + 10000, 1);
}
}
return;
}
case 4:
{
if (var_24)
{
RoachList[nRoach].nType = 2;
RoachList[nRoach].field_2 = 0;
}
return;
}
case 5:
{
if (var_24)
{
sprite[nSprite].cstat = 0;
RoachList[nRoach].nType = 6;
RoachList[nRoach].field_2 = 0;
}
return;
}
}
}
}
}