REDRIVER2/src_rebuild/GAME/C/OBJCOLL.C
Ilya Shurumov c40d40bd22 - added sources rebuilt with TDR and partially decompiled intro sequence
- moved necessary data to new sources
- running intro with TOMB5 HLE emulator
2020-03-28 03:25:35 +06:00

1231 lines
34 KiB
C

#include "THISDUST.H"
#include "OBJCOLL.H"
// decompiled code
// original method signature:
// char /*$ra*/ CellEmpty(struct VECTOR *pPosition /*$s1*/, int radius /*$s2*/)
// line 63, offset 0x00069ba4
/* begin block 1 */
// Start line: 64
// Start offset: 0x00069BA4
// Variables:
// struct CELL_ITERATOR ci; // stack offset -48
// int cell_x; // $a0
// struct CELL_OBJECT *pCellObject; // $a2
// struct MODEL *pModel; // $a3
/* begin block 1.1 */
// Start line: 100
// Start offset: 0x00069C60
// Variables:
// int sphere_sq; // $v0
// int xd; // $t5
// int zd; // $t4
/* begin block 1.1.1 */
// Start line: 114
// Start offset: 0x00069CC4
// Variables:
// int box_loop; // $t3
// int num_cb; // $t6
// struct COLLISION_PACKET *collide; // $t0
/* begin block 1.1.1.1 */
// Start line: 119
// Start offset: 0x00069CE8
// Variables:
// unsigned int zs; // $t2
// unsigned int xs; // $t1
// int cs; // $a2
// int sn; // $a0
/* end block 1.1.1.1 */
// End offset: 0x00069DC8
// End Line: 138
/* end block 1.1.1 */
// End offset: 0x00069DD8
// End Line: 139
/* end block 1.1 */
// End offset: 0x00069DD8
// End Line: 141
/* end block 1 */
// End offset: 0x00069E1C
// End Line: 153
/* begin block 2 */
// Start line: 126
/* end block 2 */
// End Line: 127
char CellEmpty(VECTOR *pPosition,int radius)
{
PACKED_CELL_OBJECT *ppco;
CELL_OBJECT *pCVar1;
int iVar2;
int iVar3;
uint uVar4;
int iVar5;
int *piVar6;
int iVar7;
int iVar8;
int *piVar9;
int iVar10;
int iVar11;
int iVar12;
CELL_ITERATOR CStack48;
iVar3 = pPosition->vx + units_across_halved;
if (iVar3 < 0) {
iVar3 = iVar3 + 0x7ff;
}
iVar2 = pPosition->vz + units_down_halved;
if (iVar2 < 0) {
iVar2 = iVar2 + 0x7ff;
}
ppco = GetFirstPackedCop(iVar3 >> 0xb,iVar2 >> 0xb,&CStack48,0);
pCVar1 = UnpackCellObject(ppco,&CStack48.nearCell);
do {
if (pCVar1 == (CELL_OBJECT *)0x0) {
return '\x01';
}
piVar6 = (int *)modelpointers1536[pCVar1->type]->collision_block;
if (piVar6 != (int *)0x0) {
iVar12 = (int)(((uint)*(ushort *)&(pCVar1->pos).vx - (uint)*(ushort *)&pPosition->vx) *
0x10000) >> 0x10;
iVar2 = (int)(((uint)*(ushort *)&(pCVar1->pos).vz - (uint)*(ushort *)&pPosition->vz) * 0x10000
) >> 0x10;
iVar3 = (int)modelpointers1536[pCVar1->type]->bounding_sphere + 0x244;
piVar9 = piVar6 + 1;
if (iVar12 * iVar12 + iVar2 * iVar2 < iVar3 * iVar3) {
iVar3 = 0;
if (0 < *piVar6) {
do {
iVar11 = (int)*(short *)((int)piVar9 + 0x12) * 0x800 + radius * 0x1000;
iVar10 = (int)*(short *)((int)piVar9 + 0xe) * 0x800 + radius * 0x1000;
uVar4 = ((uint)pCVar1->yang + (int)*(short *)((int)piVar9 + 10)) * 0x100 & 0x3f00;
iVar7 = pPosition->vy +
((int)(((uint)*(ushort *)&(pCVar1->pos).vy + (uint)*(ushort *)(piVar9 + 1)) *
0x10000) >> 0x10) + 0x50;
if (iVar7 < 0) {
iVar7 = -iVar7;
}
iVar8 = (int)*(short *)((int)rcossin_tbl + uVar4 + 2);
iVar5 = (int)*(short *)((int)rcossin_tbl + uVar4);
if (((iVar7 < (((int)((uint)*(ushort *)(piVar9 + 4) << 0x10) >> 0x10) -
((int)((uint)*(ushort *)(piVar9 + 4) << 0x10) >> 0x1f) >> 1) + 0x3c) &&
((uint)((iVar12 * iVar8 - iVar2 * iVar5) + iVar10) < (uint)(iVar10 * 2))) &&
((uint)(iVar2 * iVar8 + iVar12 * iVar5 + iVar11) < (uint)(iVar11 * 2))) {
return '\0';
}
iVar3 = iVar3 + 1;
piVar9 = piVar9 + 5;
} while (iVar3 < *piVar6);
}
}
}
ppco = GetNextPackedCop(&CStack48);
pCVar1 = UnpackCellObject(ppco,&CStack48.nearCell);
} while( true );
}
// decompiled code
// original method signature:
// int /*$ra*/ GlobalPositionToCellNumber(struct VECTOR *pPosition /*$a0*/)
// line 155, offset 0x0006b2ec
/* begin block 1 */
// Start line: 156
// Start offset: 0x0006B2EC
// Variables:
// int cellX; // $a3
// int cellZ; // $a1
// int cbrX; // $t1
// int cbrZ; // $t0
// int cbr; // $t2
// int xOff; // $a3
// int yOff; // $a0
/* end block 1 */
// End offset: 0x0006B3E4
// End Line: 175
/* begin block 2 */
// Start line: 1770
/* end block 2 */
// End Line: 1771
/* begin block 3 */
// Start line: 310
/* end block 3 */
// End Line: 311
/* begin block 4 */
// Start line: 1773
/* end block 4 */
// End Line: 1774
int GlobalPositionToCellNumber(VECTOR *pPosition)
{
int iVar1;
int iVar2;
int iVar3;
uint uVar4;
uint uVar5;
int iVar6;
iVar1 = pPosition->vx + units_across_halved;
iVar3 = iVar1 + -0x400;
if (iVar3 < 0) {
iVar3 = iVar1 + 0x3ff;
}
iVar1 = pPosition->vz + units_down_halved;
iVar2 = iVar1 + -0x400;
iVar3 = iVar3 >> 0xb;
if (iVar2 < 0) {
iVar2 = iVar1 + 0x3ff;
}
iVar2 = iVar2 >> 0xb;
iVar1 = iVar3;
if (iVar3 < 0) {
iVar1 = iVar3 + 0x1f;
}
uVar5 = iVar1 >> 5;
iVar1 = iVar2;
if (iVar2 < 0) {
iVar1 = iVar2 + 0x1f;
}
uVar4 = iVar1 >> 5;
iVar6 = (uVar5 & 1) + (uVar4 & 1) * 2;
iVar1 = cells_across;
if (cells_across < 0) {
iVar1 = cells_across + 0x1f;
}
if (RoadMapRegions[iVar6] != uVar5 + uVar4 * (iVar1 >> 5)) {
return -1;
}
return (uint)cell_ptrs[(iVar2 + uVar4 * -0x20) * 0x20 + iVar6 * 0x400 + iVar3 + uVar5 * -0x20];
}
// decompiled code
// original method signature:
// char /*$ra*/ CellAtPositionEmpty(struct VECTOR *pPosition /*$s0*/, int radius /*$s1*/)
// line 183, offset 0x0006b3e4
/* begin block 1 */
// Start line: 184
// Start offset: 0x0006B3E4
/* end block 1 */
// End offset: 0x0006B430
// End Line: 205
/* begin block 2 */
// Start line: 1826
/* end block 2 */
// End Line: 1827
/* begin block 3 */
// Start line: 1835
/* end block 3 */
// End Line: 1836
char CellAtPositionEmpty(VECTOR *pPosition,int radius)
{
char cVar1;
int iVar2;
iVar2 = GlobalPositionToCellNumber(pPosition);
if (iVar2 == -1) {
cVar1 = '\x01';
}
else {
cVar1 = CellEmpty(pPosition,radius);
}
return cVar1;
}
// decompiled code
// original method signature:
// int /*$ra*/ RaySlabsIntersection(struct tRay *ray /*$t5*/, struct tAABB *bbox /*$t4*/)
// line 217, offset 0x00069e1c
/* begin block 1 */
// Start line: 218
// Start offset: 0x00069E1C
// Variables:
// int i; // $t1
// struct tRange inside; // stack offset -24
/* begin block 1.1 */
// Start line: 226
// Start offset: 0x00069E40
// Variables:
// struct tRange cabbage; // stack offset -16
// struct tRange scaledCabbage; // stack offset -8
// int dir; // $a2
/* end block 1.1 */
// End offset: 0x00069F94
// End Line: 253
/* end block 1 */
// End offset: 0x00069FB4
// End Line: 255
/* begin block 2 */
// Start line: 435
/* end block 2 */
// End Line: 436
/* begin block 3 */
// Start line: 500
/* end block 3 */
// End Line: 501
/* begin block 4 */
// Start line: 506
/* end block 4 */
// End Line: 507
int RaySlabsIntersection(tRay *ray,tAABB *bbox)
{
int iVar1;
int iVar2;
int iVar3;
uint uVar4;
int iVar5;
tAABB *ptVar6;
tRay *ptVar7;
int local_18;
int local_14;
int local_8;
int local_4;
iVar5 = 0;
local_18 = 0;
local_14 = 0x1000;
ptVar6 = bbox;
ptVar7 = ray;
do {
uVar4 = 0xffffffff;
iVar3 = ptVar6->slab[0].lower - ptVar7->org[0];
iVar2 = ray->dir[iVar5];
iVar1 = bbox->slab[iVar5].upper - ptVar7->org[0];
if (-1 < iVar2) {
uVar4 = (uint)(iVar2 != 0);
}
if (uVar4 == 0) {
if (0 < iVar3) {
return 0;
}
if (iVar1 < 0) {
return 0;
}
local_4 = 0x3000;
local_8 = -0x3000;
}
else {
if ((int)uVar4 < 1) {
if (uVar4 == 0xffffffff) {
local_4 = (iVar3 * 0x1000) / iVar2;
if (iVar2 == 0) {
trap(7);
}
local_8 = (iVar1 * 0x1000) / iVar2;
if (iVar2 == 0) {
trap(7);
}
}
}
else {
if (uVar4 == 1) {
local_8 = (iVar3 * 0x1000) / iVar2;
if (iVar2 == 0) {
trap(7);
}
local_4 = (iVar1 * 0x1000) / iVar2;
if (iVar2 == 0) {
trap(7);
}
}
}
}
if (local_18 < local_8) {
local_18 = local_8;
}
if (local_4 < local_14) {
local_14 = local_4;
}
if (local_14 < local_18) {
return 0;
}
ptVar7 = (tRay *)(ptVar7->org + 1);
iVar5 = iVar5 + 1;
ptVar6 = (tAABB *)(ptVar6->slab + 1);
if (2 < iVar5) {
return 1;
}
} while( true );
}
// decompiled code
// original method signature:
// char /*$ra*/ lineClear(struct VECTOR *v1 /*stack 0*/, struct VECTOR *v2 /*stack 4*/)
// line 259, offset 0x00069fb4
/* begin block 1 */
// Start line: 260
// Start offset: 0x00069FB4
// Variables:
// int we; // stack offset -56
// int ocx; // $t2
// int ocz; // $t3
// struct VECTOR pos; // stack offset -184
// struct VECTOR va; // stack offset -168
// struct VECTOR vb; // stack offset -152
/* begin block 1.1 */
// Start line: 279
// Start offset: 0x0006A074
// Variables:
// int cell_x; // $fp
// int cell_z; // $s7
// struct CELL_ITERATOR ci; // stack offset -136
// struct CELL_OBJECT *pCellObject; // $s4
/* begin block 1.1.1 */
// Start line: 299
// Start offset: 0x0006A134
// Variables:
// struct MODEL *pModel; // $a1
/* begin block 1.1.1.1 */
// Start line: 307
// Start offset: 0x0006A170
// Variables:
// int sphere_sq; // $v0
// int xd; // $a0
// int zd; // $v1
/* begin block 1.1.1.1.1 */
// Start line: 318
// Start offset: 0x0006A1D4
// Variables:
// int box_loop; // $s5
// int num_cb; // $s6
// struct COLLISION_PACKET *collide; // $s3
/* begin block 1.1.1.1.1.1 */
// Start line: 323
// Start offset: 0x0006A1F0
// Variables:
// struct MATRIX *mat; // $a0
// int cx; // $v1
// int cy; // $a2
// int cz; // $v0
// int cs; // $t1
// int sn; // $t5
/* begin block 1.1.1.1.1.1.1 */
// Start line: 323
// Start offset: 0x0006A1F0
// Variables:
// struct tRay ray; // stack offset -112
// struct tAABB box; // stack offset -80
/* end block 1.1.1.1.1.1.1 */
// End offset: 0x0006A414
// End Line: 347
/* end block 1.1.1.1.1.1 */
// End offset: 0x0006A414
// End Line: 348
/* end block 1.1.1.1.1 */
// End offset: 0x0006A424
// End Line: 349
/* end block 1.1.1.1 */
// End offset: 0x0006A424
// End Line: 351
/* end block 1.1.1 */
// End offset: 0x0006A424
// End Line: 352
/* end block 1.1 */
// End offset: 0x0006A444
// End Line: 355
/* end block 1 */
// End offset: 0x0006A498
// End Line: 360
/* begin block 2 */
// Start line: 633
/* end block 2 */
// End Line: 634
/* begin block 3 */
// Start line: 638
/* end block 3 */
// End Line: 639
/* begin block 4 */
// Start line: 654
/* end block 4 */
// End Line: 655
char lineClear(VECTOR *v1,VECTOR *v2)
{
int iVar1;
VECTOR *pVVar2;
PACKED_CELL_OBJECT *ppco;
int iVar3;
CELL_OBJECT *pCVar4;
int iVar5;
int cellz;
int iVar6;
int iVar7;
int cellx;
int iVar8;
uint uVar9;
int iVar10;
MODEL *pMVar11;
int iVar12;
int *piVar13;
int iVar14;
uint uVar15;
int iVar16;
int iVar17;
int iVar18;
int iVar19;
int iVar20;
int iVar21;
int *piVar22;
CELL_ITERATOR CStack136;
tRay local_70;
tAABB local_50;
int local_38;
int local_30;
iVar7 = v1->vx;
iVar10 = v1->vy;
iVar12 = v1->vz;
iVar16 = v2->vx;
local_38 = 0;
iVar1 = iVar16 - iVar7;
iVar14 = v2->vy;
iVar18 = v2->vz;
iVar5 = iVar18 - iVar12;
iVar3 = -1;
iVar6 = -1;
do {
if (local_38 == 0) {
cellx = v2->vx + units_across_halved;
pVVar2 = v2;
if (cellx < 0) {
cellx = cellx + 0x7ff;
}
}
else {
cellx = v1->vx + units_across_halved;
pVVar2 = v1;
if (cellx < 0) {
cellx = cellx + 0x7ff;
}
}
cellz = pVVar2->vz + units_down_halved;
cellx = cellx >> 0xb;
if (cellz < 0) {
cellz = cellz + 0x7ff;
}
cellz = cellz >> 0xb;
if ((iVar3 != cellx) || (iVar6 != cellz)) {
ppco = GetFirstPackedCop(cellx,cellz,&CStack136,0);
while (pCVar4 = UnpackCellObject(ppco,&CStack136.nearCell), pCVar4 != (CELL_OBJECT *)0x0) {
pMVar11 = modelpointers1536[pCVar4->type];
piVar13 = (int *)pMVar11->collision_block;
if (((piVar13 != (int *)0x0) && ((pMVar11->flags2 & 0xa00) == 0)) &&
(iVar8 = (int)(((uint)*(ushort *)&(pCVar4->pos).vx - ((iVar7 + iVar16) / 2 & 0xffffU)) *
0x10000) >> 0x10,
iVar6 = (int)(((uint)*(ushort *)&(pCVar4->pos).vz - ((iVar12 + iVar18) / 2 & 0xffffU)) *
0x10000) >> 0x10, iVar3 = (int)pMVar11->bounding_sphere + 800,
iVar8 * iVar8 + iVar6 * iVar6 < iVar3 * iVar3)) {
piVar22 = piVar13 + 1;
iVar6 = *piVar13;
iVar3 = 0;
if (0 < iVar6) {
local_30 = 0xa3812;
do {
uVar9 = -(uint)pCVar4->yang & 0x3f;
uVar15 = ((uint)pCVar4->yang + (int)*(short *)((int)piVar22 + 10)) * 0x100 & 0x3f00;
iVar19 = (int)*(short *)(uVar15 + local_30);
iVar21 = iVar7 - ((pCVar4->pos).vx +
((int)*(short *)((int)piVar22 + 2) * (int)(&matrixtable)[uVar9].m[0]
+ (int)*(short *)((int)piVar22 + 6) *
(int)(&matrixtable)[uVar9].m[6] + 0x800 >> 0xc));
iVar20 = (int)*(short *)((int)rcossin_tbl + uVar15);
iVar17 = iVar12 - ((pCVar4->pos).vz +
((int)*(short *)((int)piVar22 + 2) * (int)(&matrixtable)[uVar9].m[2]
+ (int)*(short *)((int)piVar22 + 6) *
(int)(&matrixtable)[uVar9].m[8] + 0x800 >> 0xc));
iVar8 = (uint)*(ushort *)((int)piVar22 + 0xe) << 0x10;
local_50.slab[0].upper = ((iVar8 >> 0x10) - (iVar8 >> 0x1f) >> 1) + testRadius;
local_50.slab[0].lower = -local_50.slab[0].upper;
local_50.slab[1].upper =
(((int)((uint)*(ushort *)(piVar22 + 4) << 0x10) >> 0x10) -
((int)((uint)*(ushort *)(piVar22 + 4) << 0x10) >> 0x1f) >> 1) + testRadius;
local_50.slab[1].lower = -local_50.slab[1].upper;
local_70.org[1] =
(iVar10 - ((int)((-(uint)*(ushort *)(piVar22 + 1) -
(uint)*(ushort *)&(pCVar4->pos).vy) * 0x10000) >> 0x10)) + 0x50;
iVar8 = (uint)*(ushort *)((int)piVar22 + 0x12) << 0x10;
local_50.slab[2].upper = ((iVar8 >> 0x10) - (iVar8 >> 0x1f) >> 1) + testRadius;
local_50.slab[2].lower = -local_50.slab[2].upper;
local_70.org[0] = (iVar19 * iVar21 - iVar20 * iVar17) + 0x800 >> 0xc;
local_70.org[2] = iVar19 * iVar17 + iVar20 * iVar21 + 0x800 >> 0xc;
local_70.dir[0] = (iVar19 * iVar1 - iVar20 * iVar5) + 0x800 >> 0xc;
local_70.dir[2] = iVar19 * iVar5 + iVar20 * iVar1 + 0x800 >> 0xc;
local_70.dir[1] = iVar14 - iVar10;
iVar8 = RaySlabsIntersection(&local_70,&local_50);
if (iVar8 != 0) {
return '\0';
}
iVar3 = iVar3 + 1;
piVar22 = piVar22 + 5;
} while (iVar3 < iVar6);
}
}
ppco = GetNextPackedCop(&CStack136);
}
}
local_38 = local_38 + 1;
iVar3 = cellx;
iVar6 = cellz;
} while (local_38 < 2);
return '\x01';
}
// decompiled code
// original method signature:
// void /*$ra*/ SetCopListCell(int x /*$a0*/, int z /*$a1*/)
// line 377, offset 0x0006b430
/* begin block 1 */
// Start line: 379
// Start offset: 0x0006B430
// Variables:
// struct XZPAIR cell; // stack offset -16
/* end block 1 */
// End offset: 0x0006B45C
// End Line: 384
/* begin block 2 */
// Start line: 2054
/* end block 2 */
// End Line: 2055
/* begin block 3 */
// Start line: 2227
/* end block 3 */
// End Line: 2228
/* begin block 4 */
// Start line: 2228
/* end block 4 */
// End Line: 2229
/* begin block 5 */
// Start line: 2229
/* end block 5 */
// End Line: 2230
void SetCopListCell(int x,int z)
{
XZPAIR local_10;
local_10.x = x;
local_10.z = z;
CollisionCopList(&local_10,(int *)0x0);
return;
}
// decompiled code
// original method signature:
// void /*$ra*/ BuildCollisionCopList(int *count /*$a1*/)
// line 386, offset 0x0006b45c
/* begin block 1 */
// Start line: 2245
/* end block 1 */
// End Line: 2246
/* begin block 2 */
// Start line: 2248
/* end block 2 */
// End Line: 2249
void BuildCollisionCopList(int *count)
{
CollisionCopList((XZPAIR *)0x0,count);
return;
}
// decompiled code
// original method signature:
// void /*$ra*/ CollisionCopList(struct XZPAIR *pos /*$a0*/, int *count /*$s0*/)
// line 391, offset 0x0006a498
/* begin block 1 */
// Start line: 392
// Start offset: 0x0006A498
// Variables:
// static struct XZPAIR initial; // offset 0x0
/* begin block 1.1 */
// Start line: 402
// Start offset: 0x0006A4E8
// Variables:
// struct XZPAIR cell; // stack offset -72
// int i; // $a0
// int j; // $t1
/* begin block 1.1.1 */
// Start line: 411
// Start offset: 0x0006A508
// Variables:
// struct CELL_ITERATOR ci; // stack offset -64
// struct XZPAIR cbr; // stack offset -40
// int barrelRegion; // $v0
// struct CELL_OBJECT *cop; // $a0
/* end block 1.1.1 */
// End offset: 0x0006A5F8
// End Line: 429
/* end block 1.1 */
// End offset: 0x0006A628
// End Line: 431
/* end block 1 */
// End offset: 0x0006A64C
// End Line: 432
/* begin block 2 */
// Start line: 1207
/* end block 2 */
// End Line: 1208
/* begin block 3 */
// Start line: 1239
/* end block 3 */
// End Line: 1240
void CollisionCopList(XZPAIR *pos,int *count)
{
PACKED_CELL_OBJECT *ppco;
CELL_OBJECT *pCVar1;
int iVar2;
int iVar3;
int iVar4;
uint local_48;
uint local_44;
CELL_ITERATOR CStack64;
uint local_28;
uint local_24;
if (pos == (XZPAIR *)0x0) {
iVar2 = 0;
local_48 = initial_24;
do {
iVar4 = 0;
iVar2 = iVar2 + 1;
local_44 = DAT_000ab04c;
do {
local_28 = local_48 >> 5;
local_24 = local_44 >> 5;
iVar3 = cells_across;
if (cells_across < 0) {
iVar3 = cells_across + 0x1f;
}
iVar4 = iVar4 + 1;
if (local_28 + local_24 * (iVar3 >> 5) ==
RoadMapRegions[(local_28 & 1) + (local_24 & 1) * 2]) {
ppco = GetFirstPackedCop(local_48,local_44,&CStack64,1);
pCVar1 = UnpackCellObject(ppco,&CStack64.nearCell);
while (pCVar1 != (CELL_OBJECT *)0x0) {
coplist[*count] = pCVar1;
pCVar1->pad = *(uchar *)count;
pcoplist[*count] = CStack64.ppco;
ppco = GetNextPackedCop(&CStack64);
pCVar1 = UnpackCellObject(ppco,&CStack64.nearCell);
*count = *count + 1;
}
}
local_44 = local_44 + 1;
} while (iVar4 < 2);
local_48 = local_48 + 1;
} while (iVar2 < 2);
}
else {
initial_24 = pos->x;
DAT_000ab04c = pos->z;
ClearCopUsage();
}
return;
}
// decompiled code
// original method signature:
// void /*$ra*/ CheckScenaryCollisions(struct _CAR_DATA *cp /*$s7*/)
// line 439, offset 0x0006a64c
/* begin block 1 */
// Start line: 440
// Start offset: 0x0006A64C
// Variables:
// struct MODEL *model; // stack offset -76
// struct CELL_OBJECT *cop; // $s5
// struct VECTOR player_pos; // stack offset -152
// struct COLLISION_PACKET *collide; // $s1
// int cell_x; // $a0
// int xd; // $v1
// int zd; // $a0
// int num_cb; // stack offset -72
// int box_loop; // $s6
// int sphere_sq; // $v0
// int x1; // stack offset -68
// struct BUILDING_BOX bbox; // stack offset -136
// int mdcount; // stack offset -80
// int coll_test_count; // $t0
// struct XZPAIR box; // stack offset -104
// int lbody; // stack offset -64
// int extraDist; // stack offset -60
/* begin block 1.1 */
// Start line: 519
// Start offset: 0x0006A934
// Variables:
// struct BUILDING_BOX *pbox; // $s4
// struct MATRIX *mat; // $a1
// struct VECTOR offset; // stack offset -96
/* end block 1.1 */
// End offset: 0x0006AD48
// End Line: 591
/* end block 1 */
// End offset: 0x0006AD8C
// End Line: 597
/* begin block 2 */
// Start line: 1368
/* end block 2 */
// End Line: 1369
/* begin block 3 */
// Start line: 1376
/* end block 3 */
// End Line: 1377
void CheckScenaryCollisions(_CAR_DATA *cp)
{
int iVar1;
int iVar2;
int iVar3;
uint uVar4;
int iVar5;
int *piVar6;
int iVar7;
int iVar8;
int *piVar9;
CELL_OBJECT *cop;
BUILDING_BOX local_88;
long local_68;
long local_64;
int local_60;
int local_58;
int local_50;
MODEL *local_4c;
int local_48;
int local_44;
int local_40;
int local_3c;
int local_38;
int local_30;
if ((cp->controlType == '\x05') && ((cp->ap).carCos == (CAR_COSMETICS *)0x0)) {
local_40 = 0x168;
}
else {
local_40 = (int)(((cp->ap).carCos)->colBox).vz;
}
if (cp < car_data) {
while (FrameCnt != 0x78654321) {
trap(0x400);
}
}
if ((ghost_mode == 0) && ((cp->controlType != '\x01' || (playerghost == 0)))) {
EventCollisions(cp,0);
local_3c = 0x244;
iVar5 = (cp->hd).where.t[0];
iVar7 = (cp->hd).where.t[2];
boxOverlap = -1;
local_68 = car_data[0].hd.where.t[0];
local_64 = car_data[0].hd.where.t[2];
if (cp->controlType == '\x06') {
local_3c = 100;
}
iVar1 = iVar5 + units_across_halved;
iVar2 = iVar1 + -0x400;
if (iVar2 < 0) {
iVar2 = iVar1 + 0x3ff;
}
iVar1 = iVar7 + units_down_halved;
iVar3 = iVar1 + -0x400;
if (iVar3 < 0) {
iVar3 = iVar1 + 0x3ff;
}
SetCopListCell(iVar2 >> 0xb,iVar3 >> 0xb);
local_50 = 0;
Havana3DOcclusion(0x5c,&local_50);
local_44 = 0;
if (0 < local_50 + event_models_active) {
do {
if (local_44 < local_50) {
cop = coplist[local_44];
}
else {
cop = EventCop + (local_44 - local_50);
}
local_4c = modelpointers1536[cop->type];
local_38 = local_44 + 1;
if (((((uint)local_4c->num_vertices - 3 < 300) && (local_4c->num_point_normals < 300)) &&
(local_4c->num_polys < 300)) &&
((piVar6 = (int *)local_4c->collision_block, piVar6 != (int *)0x0 &&
(iVar2 = (cop->pos).vx - iVar5, iVar3 = (cop->pos).vz - iVar7,
iVar1 = local_4c->bounding_sphere + local_3c + (cp->hd).speed,
iVar2 * iVar2 + iVar3 * iVar3 < iVar1 * iVar1)))) {
piVar9 = piVar6 + 1;
local_48 = *piVar6;
iVar1 = 0;
if (0 < local_48) {
do {
uVar4 = -(uint)cop->yang & 0x3f;
local_60 = (int)*(short *)((int)piVar9 + 2) * (int)(&matrixtable)[uVar4].m[0] +
(int)*(short *)((int)piVar9 + 6) * (int)(&matrixtable)[uVar4].m[6] + 0x800
>> 0xc;
local_58 = (int)*(short *)((int)piVar9 + 2) * (int)(&matrixtable)[uVar4].m[2] +
(int)*(short *)((int)piVar9 + 6) * (int)(&matrixtable)[uVar4].m[8] + 0x800
>> 0xc;
local_88.pos.vx = (cop->pos).vx + local_60;
local_88.pos.vy = (cop->pos).vy + (int)*(short *)(piVar9 + 1);
local_88.pos.vz = (cop->pos).vz + local_58;
local_88.pos.pad = (uint)(local_4c->flags2 >> 10) & 1;
iVar2 = (uint)*(ushort *)((int)piVar9 + 0x12) << 0x10;
local_88.xsize = (iVar2 >> 0x10) - (iVar2 >> 0x1f) >> 1;
iVar2 = (uint)*(ushort *)((int)piVar9 + 0xe) << 0x10;
local_88.zsize = (iVar2 >> 0x10) - (iVar2 >> 0x1f) >> 1;
local_88.height = (int)*(short *)(piVar9 + 4);
local_88.theta = ((uint)cop->yang + (int)*(short *)((int)piVar9 + 10)) * 0x40 & 0xfff;
gLastModelCollisionCheck = cop->type;
if ((int)(cp[-0x503].ap.old_clock + 2) * -0x24ca58e9 >> 2 == 0x15) {
if ((local_44 < local_50) || (cop->pad == '\0')) {
CarBuildingCollision(cp,&local_88,cop,0);
}
else {
iVar2 = CarBuildingCollision(cp,&local_88,cop,0);
if (iVar2 != 0) {
bKillTanner = 1;
player.dying = '\x01';
}
}
}
else {
if (cp->controlType == '\x05') {
if (((modelpointers1536[cop->type]->flags2 & 0xa00) == 0) &&
((100 < local_88.xsize || (100 < local_88.zsize)))) {
iVar2 = 5;
local_88.xsize = local_88.xsize + 100;
local_88.zsize = local_88.zsize + 100;
iVar3 = local_40 >> 0x1f;
while (((iVar8 = local_40 - iVar3 >> 1, iVar8 <= gCameraDistance &&
(local_30 = iVar2, iVar2 = CarBuildingCollision(cp,&local_88,cop,0),
iVar2 != 0)) && (0 < local_30))) {
gCameraDistance = gCameraDistance - boxOverlap;
if (gCameraDistance < iVar8) {
gCameraDistance = iVar8;
}
iVar8 = gCameraDistance;
uVar4 = (cp->hd).direction & 0xfff;
(cp->hd).where.t[0] =
local_68 +
((gCameraDistance * rcossin_tbl[uVar4 * 2]) / 2 + 0x800 >> 0xc);
iVar2 = local_30 + -1;
(cp->hd).where.t[2] =
local_64 + ((iVar8 * rcossin_tbl[uVar4 * 2 + 1]) / 2 + 0x800 >> 0xc);
}
}
}
else {
if ((local_44 < local_50) || (cop->pad == '\0')) {
iVar2 = CarBuildingCollision
(cp,&local_88,cop,(uint)(local_4c->flags2 >> 10) & 1);
if (iVar2 != 0) {
(cp->ap).needsDenting = '\x01';
}
}
else {
*(int *)(cp->st + 0x24) = (int)&ExBoxDamage + *(int *)(cp->st + 0x24);
iVar2 = CarBuildingCollision(cp,&local_88,cop,0);
if (iVar2 != 0) {
(cp->ap).needsDenting = '\x01';
}
*(int *)(cp->st + 0x24) = *(int *)(cp->st + 0x24) + -700000;
}
}
}
iVar1 = iVar1 + 1;
piVar9 = piVar9 + 5;
} while (iVar1 < local_48);
}
}
local_44 = local_38;
} while (local_38 < local_50 + event_models_active);
}
EventCollisions(cp,1);
}
return;
}
// decompiled code
// original method signature:
// int /*$ra*/ QuickBuildingCollisionCheck(struct VECTOR *pPos /*$s5*/, int dir /*stack 4*/, int l /*stack 8*/, int w /*$fp*/, int extra /*stack 16*/)
// line 609, offset 0x0006adbc
/* begin block 1 */
// Start line: 610
// Start offset: 0x0006ADBC
// Variables:
// struct MODEL *model; // $a1
// struct CELL_OBJECT *cop; // $s3
// struct VECTOR player_pos; // stack offset -112
// struct COLLISION_PACKET *collide; // $s0
// int cell_x; // $a0
// int xd; // $v1
// int zd; // $a0
// int num_cb; // $s7
// int box_loop; // $s4
// int sphere_sq; // $v0
// int x1; // $s6
// struct BUILDING_BOX bbox; // stack offset -96
// int mdcount; // stack offset -48
/* begin block 1.1 */
// Start line: 669
// Start offset: 0x0006AFA4
// Variables:
// struct BUILDING_BOX *pbox; // $s1
// struct MATRIX *mat; // $a1
// struct VECTOR offset; // stack offset -64
/* begin block 1.1.1 */
// Start line: 685
// Start offset: 0x0006B0F0
/* end block 1.1.1 */
// End offset: 0x0006B1BC
// End Line: 712
/* end block 1.1 */
// End offset: 0x0006B1BC
// End Line: 714
/* end block 1 */
// End offset: 0x0006B220
// End Line: 721
/* begin block 2 */
// Start line: 1891
/* end block 2 */
// End Line: 1892
int QuickBuildingCollisionCheck(VECTOR *pPos,int dir,int l,int w,int extra)
{
bool bVar1;
int iVar2;
int iVar3;
int iVar4;
int iVar5;
int iVar6;
int iVar7;
MODEL *pMVar8;
uint uVar9;
int *piVar10;
int iVar11;
int iVar12;
int *piVar13;
CELL_OBJECT *pCVar14;
short local_5c;
int local_30 [2];
iVar5 = pPos->vx;
boxOverlap = -1;
iVar11 = pPos->vz;
iVar12 = iVar5 + units_across_halved;
iVar4 = iVar12 + -0x400;
if (iVar4 < 0) {
iVar4 = iVar12 + 0x3ff;
}
iVar12 = iVar11 + units_down_halved;
iVar7 = iVar12 + -0x400;
if (iVar7 < 0) {
iVar7 = iVar12 + 0x3ff;
}
SetCopListCell(iVar4 >> 0xb,iVar7 >> 0xb);
local_30[0] = 0;
Havana3DOcclusion(0x5c,local_30);
iVar4 = 0;
if (0 < local_30[0] + event_models_active) {
bVar1 = 0 < local_30[0];
do {
if (bVar1) {
pCVar14 = coplist[iVar4];
}
else {
pCVar14 = EventCop + (iVar4 - local_30[0]);
}
pMVar8 = modelpointers1536[pCVar14->type];
if (((((uint)pMVar8->num_vertices - 3 < 300) && (pMVar8->num_point_normals < 300)) &&
(pMVar8->num_polys < 300)) &&
((piVar10 = (int *)pMVar8->collision_block, piVar10 != (int *)0x0 &&
(iVar7 = (pCVar14->pos).vx - iVar5, iVar6 = (pCVar14->pos).vz - iVar11,
iVar12 = pMVar8->bounding_sphere + extra, iVar7 * iVar7 + iVar6 * iVar6 < iVar12 * iVar12)
))) {
piVar13 = piVar10 + 1;
iVar7 = *piVar10;
iVar12 = 0;
if (0 < iVar7) {
do {
uVar9 = -(uint)pCVar14->yang & 0x3f;
local_5c = (short)(pCVar14->pos).vy + *(short *)(piVar13 + 1);
iVar2 = (uint)*(ushort *)((int)piVar13 + 0x12) << 0x10;
iVar3 = (uint)*(ushort *)((int)piVar13 + 0xe) << 0x10;
iVar6 = pPos->vy + (int)local_5c;
if (iVar6 < 0) {
iVar6 = -iVar6;
}
if (iVar6 < ((int)((uint)*(ushort *)(piVar13 + 4) << 0x10) >> 0x10) -
((int)((uint)*(ushort *)(piVar13 + 4) << 0x10) >> 0x1f) >> 1) {
CDATA2D_000d920c.theta =
((uint)pCVar14->yang + (int)*(short *)((int)piVar13 + 10)) * 0x40 & 0xfff;
gLastModelCollisionCheck = pCVar14->type;
cd.x.vx = pPos->vx;
cd.x.vz = pPos->vz;
CDATA2D_000d920c.length[1] = ((iVar3 >> 0x10) - (iVar3 >> 0x1f) >> 1) + 100;
cd.vel.vx = 0;
cd.vel.vz = 0;
CDATA2D_000d920c.x.vx =
pPos->vx +
((int)((((pCVar14->pos).vx +
((int)*(short *)((int)piVar13 + 2) * (int)(&matrixtable)[uVar9].m[0] +
(int)*(short *)((int)piVar13 + 6) * (int)(&matrixtable)[uVar9].m[6] +
0x800 >> 0xc) & 0xffffU) - (uint)*(ushort *)&pPos->vx) * 0x10000) >>
0x10);
CDATA2D_000d920c.vel.vx = 0;
CDATA2D_000d920c.vel.vz = 0;
CDATA2D_000d920c.avel = 0;
CDATA2D_000d920c.x.vz =
pPos->vz +
((int)((((pCVar14->pos).vz +
((int)*(short *)((int)piVar13 + 2) * (int)(&matrixtable)[uVar9].m[2] +
(int)*(short *)((int)piVar13 + 6) * (int)(&matrixtable)[uVar9].m[8] +
0x800 >> 0xc) & 0xffffU) - (uint)*(ushort *)&pPos->vz) * 0x10000) >>
0x10);
cd.theta = dir;
cd.length[0] = l;
cd.length[1] = w;
CDATA2D_000d920c.length[0] = ((iVar2 >> 0x10) - (iVar2 >> 0x1f) >> 1) + 100;
iVar6 = bcollided2d(&cd,1);
if (iVar6 != 0) {
return 1;
}
}
iVar12 = iVar12 + 1;
piVar13 = piVar13 + 5;
} while (iVar12 < iVar7);
}
}
iVar4 = iVar4 + 1;
bVar1 = iVar4 < local_30[0];
} while (iVar4 < local_30[0] + event_models_active);
}
return 0;
}
// decompiled code
// original method signature:
// void /*$ra*/ DoScenaryCollisions()
// line 735, offset 0x0006b220
/* begin block 1 */
// Start line: 737
// Start offset: 0x0006B220
// Variables:
// struct _CAR_DATA *lcp; // $s0
/* end block 1 */
// End offset: 0x0006B2EC
// End Line: 753
/* begin block 2 */
// Start line: 2307
/* end block 2 */
// End Line: 2308
/* begin block 3 */
// Start line: 2322
/* end block 3 */
// End Line: 2323
/* begin block 4 */
// Start line: 2323
/* end block 4 */
// End Line: 2324
/* begin block 5 */
// Start line: 2324
/* end block 5 */
// End Line: 2325
/* WARNING: Unknown calling convention yet parameter storage is locked */
void DoScenaryCollisions(void)
{
_CAR_DATA *cp;
cp = car_data + 0x13;
do {
if (cp->controlType != '\0') {
if (cp->controlType == '\x02') {
if ((cp->totalDamage != 0) &&
((10 < (cp->hd).speed || (((uint)(byte)cp->id + CameraCnt & 3) == 0)))) {
CheckScenaryCollisions(cp);
}
}
else {
CheckScenaryCollisions(cp);
}
}
cp = cp + -1;
} while (car_data <= cp);
return;
}