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REDRIVER2/src_rebuild/GAME/C/TILE.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

1238 lines
35 KiB
C
Raw Blame History

#include "THISDUST.H"
#include "TILE.H"
// decompiled code
// original method signature:
// void /*$ra*/ Tile1x1(struct MODEL *model /*$a0*/)
// line 79, offset 0x00041b10
/* begin block 1 */
// Start line: 80
// Start offset: 0x00041B10
// Variables:
// int i; // $t3
// unsigned char *polys; // $t0
// struct SVECTOR *verts; // $t1
// struct POLY_FT4 *prims; // $a2
// unsigned long clut; // $t6
// unsigned long tpage; // $a1
/* begin block 1.1 */
// Start line: 93
// Start offset: 0x00041B4C
// Variables:
// unsigned long indices; // $a3
// unsigned long texInfo; // $t2
/* begin block 1.1.1 */
// Start line: 93
// Start offset: 0x00041B4C
// Variables:
// long *ot; // $t8
/* begin block 1.1.1.1 */
// Start line: 93
// Start offset: 0x00041B4C
// Variables:
// int Z; // stack offset -16
// unsigned long uv_01; // $t4
// unsigned long uv_23; // $t5
// Labels:
// 0x000001B4 otherhalf
/* begin block 1.1.1.1.1 */
// Start line: 144
// Start offset: 0x00041CC4
// Variables:
// int r2; // $a0
/* end block 1.1.1.1.1 */
// End offset: 0x00041CC4
// End Line: 144
/* end block 1.1.1.1 */
// End offset: 0x00041D48
// End Line: 161
/* end block 1.1.1 */
// End offset: 0x00041D48
// End Line: 162
/* end block 1.1 */
// End offset: 0x00041D48
// End Line: 163
/* end block 1 */
// End offset: 0x00041D7C
// End Line: 166
/* begin block 2 */
// Start line: 158
/* end block 2 */
// End Line: 159
/* begin block 3 */
// Start line: 163
/* end block 3 */
// End Line: 164
void Tile1x1(MODEL *model)
{
ushort uVar1;
int iVar2;
uint uVar3;
undefined4 in_zero;
undefined4 in_at;
undefined4 *puVar4;
uint *puVar5;
undefined4 *puVar6;
uint uVar7;
undefined4 *puVar8;
uint in_a1;
uint uVar9;
uint *puVar10;
int iVar11;
uint uVar12;
uint uVar13;
uint uVar14;
int iVar15;
int local_10;
uVar13 = (uint)model->num_polys;
puVar10 = (uint *)model->poly_block;
iVar11 = model->vertices;
do {
uVar13 = uVar13 - 1;
if (uVar13 == 0xffffffff) {
return;
}
uVar9 = puVar10[1];
uVar12 = *puVar10;
iVar15 = DAT_1f8000b4 + 0x214;
puVar8 = (undefined4 *)(iVar11 + (uVar9 & 0xff) * 8);
puVar6 = (undefined4 *)(iVar11 + (uVar9 >> 5 & 0x7f8));
puVar4 = (undefined4 *)(iVar11 + (uVar9 >> 0x18) * 8);
setCopReg(2,in_zero,*puVar8);
setCopReg(2,in_at,puVar8[1]);
setCopReg(2,puVar4,*puVar6);
setCopReg(2,puVar6,puVar6[1]);
setCopReg(2,puVar8,*puVar4);
setCopReg(2,in_a1,puVar4[1]);
copFunction(2,0x280030);
uVar7 = uVar12 >> 8 & 0xff;
uVar1 = *(ushort *)((uVar12 >> 0xf & 0x1fe) + uVar7 * 0x40 + DAT_1f800028);
in_a1 = (uint)*(ushort *)(uVar7 * 2 + DAT_1f800024) << 0x10;
copFunction(2,0x1400006);
uVar7 = puVar10[2];
uVar14 = puVar10[3];
iVar2 = getCopReg(2,0x18);
copFunction(2,0x158002d);
if (iVar2 < 0) {
uVar3 = getCopReg(2,0xc);
DAT_1f8000b0[2] = uVar3;
puVar4 = (undefined4 *)(iVar11 + (uVar9 >> 0xd & 0x7f8));
setCopReg(2,in_zero,*puVar4);
setCopReg(2,in_at,puVar4[1]);
copFunction(2,0x180001);
copFunction(2,0x1400006);
iVar2 = getCopReg(2,0x18);
if ((iVar2 < 0) && (local_10 = getCopReg(2,7), 1 < local_10)) {
LAB_00041cc4:
puVar5 = (uint *)(iVar15 + (local_10 >> 1) * 4);
uVar9 = *puVar5;
*puVar5 = (uint)DAT_1f8000b0 & 0xffffff;
*DAT_1f8000b0 = uVar9 & 0xffffff | 0x9000000;
uVar9 = getCopReg(2,0xc);
DAT_1f8000b0[4] = uVar9;
uVar9 = getCopReg(2,0xd);
DAT_1f8000b0[6] = uVar9;
uVar9 = getCopReg(2,0xe);
DAT_1f8000b0[8] = uVar9;
uVar9 = DAT_1f8000c0;
DAT_1f8000b0[3] = uVar7 & 0xffff | (uint)uVar1 << 0x10;
DAT_1f8000b0[5] = uVar7 >> 0x10 | in_a1;
DAT_1f8000b0[7] = uVar14 >> 0x10;
DAT_1f8000b0[9] = uVar14 & 0xffff;
DAT_1f8000b0[1] = uVar9;
DAT_1f8000b0 = DAT_1f8000b0 + 10;
}
}
else {
local_10 = getCopReg(2,7);
if (1 < local_10) {
uVar3 = getCopReg(2,0xc);
DAT_1f8000b0[2] = uVar3;
puVar4 = (undefined4 *)(iVar11 + (uVar9 >> 0xd & 0x7f8));
setCopReg(2,in_zero,*puVar4);
setCopReg(2,in_at,puVar4[1]);
copFunction(2,0x180001);
goto LAB_00041cc4;
}
}
puVar10 = (uint *)((int)puVar10 + PolySizes[uVar12 & 0xff]);
} while( true );
}
// decompiled code
// original method signature:
// void /*$ra*/ DrawTILES(int tile_amount /*$s2*/)
// line 180, offset 0x00041d7c
/* begin block 1 */
// Start line: 181
// Start offset: 0x00041D7C
/* begin block 1.1 */
// Start line: 201
// Start offset: 0x00041E84
/* end block 1.1 */
// End offset: 0x00041EBC
// End Line: 204
/* begin block 1.2 */
// Start line: 208
// Start offset: 0x00041EBC
// Variables:
// struct PACKED_CELL_OBJECT **tilePointers; // $s3
// int previous_matrix; // $s4
/* begin block 1.2.1 */
// Start line: 220
// Start offset: 0x00041F34
// Variables:
// int model_number; // $s0
// int z; // $a1
/* begin block 1.2.1.1 */
// Start line: 223
// Start offset: 0x00041F34
// Variables:
// int yang; // $a1
// struct PACKED_CELL_OBJECT *ppco; // $a0
/* end block 1.2.1.1 */
// End offset: 0x00041FB8
// End Line: 241
/* begin block 1.2.1.2 */
// Start line: 270
// Start offset: 0x0004202C
// Variables:
// struct MODEL *model; // $a0
/* end block 1.2.1.2 */
// End offset: 0x00042060
// End Line: 279
/* end block 1.2.1 */
// End offset: 0x00042060
// End Line: 282
/* end block 1.2 */
// End offset: 0x000420B0
// End Line: 285
/* end block 1 */
// End offset: 0x000420B0
// End Line: 287
/* begin block 2 */
// Start line: 445
/* end block 2 */
// End Line: 446
/* begin block 3 */
// Start line: 460
/* end block 3 */
// End Line: 461
/* begin block 4 */
// Start line: 463
/* end block 4 */
// End Line: 464
void DrawTILES(int tile_amount)
{
int iVar1;
int iVar2;
uint uVar3;
ushort *puVar4;
uint uVar5;
ushort **ppuVar6;
uint uVar7;
if (-1 < gTimeOfDay) {
if (gTimeOfDay < 3) {
DAT_1f8000c0 = combointensity & 0xffffffU | 0x2c000000;
}
else {
if (gTimeOfDay == 3) {
DAT_1f8000c0 = ((int)((uint)combointensity >> 0x10 & 0xff) / 3) * 0x10000 |
((int)((uint)combointensity >> 8 & 0xff) / 3) * 0x100 |
(int)(combointensity & 0xffU) / 3 | 0x2c000000U;
}
}
}
uVar7 = 0xffffffff;
if (gWeather - 1U < 2) {
uVar3 = DAT_1f8000c0 >> 2 & 0x3f;
DAT_1f8000c0 = uVar3 * 0x30000 | uVar3 * 0x300 | uVar3 * 3 | 0x2c000000;
}
tile_amount = tile_amount + -1;
DAT_1f8000b4 = current->ot;
DAT_1f8000b0 = current->primptr;
DAT_1f800024 = &texture_pages;
DAT_1f800028 = &texture_cluts;
DAT_1f8000cc = 0x18273472;
ppuVar6 = (ushort **)tile_overflow_buffer;
while (tile_amount != -1) {
puVar4 = *ppuVar6;
DAT_1f800044 = (uint)*puVar4;
DAT_1f800048 = (int)((uint)puVar4[1] << 0x10) >> 0x11;
DAT_1f80004c = (uint)puVar4[2];
ppuVar6 = ppuVar6 + 1;
uVar5 = (uint)puVar4[3] & 0x3f;
uVar3 = (uint)(puVar4[3] >> 6) | ((uint)puVar4[1] & 1) << 10;
if (uVar7 == uVar5) {
iVar1 = Apply_InvCameraMatrixSetTrans(&DAT_1f800044);
}
else {
iVar1 = Apply_InvCameraMatrixAndSetMatrix(&DAT_1f800044,CompoundMatrix + uVar5);
uVar7 = uVar5;
}
if (iVar1 < 0x1b59) {
if (Low2HighDetailTable[uVar3] != 0xffff) {
uVar3 = (uint)Low2HighDetailTable[uVar3];
}
if (iVar1 < 2000) {
TileNxN(modelpointers1536[uVar3],4,0x4b);
}
else {
TileNxN(modelpointers1536[uVar3],2,0x23);
}
}
else {
iVar2 = uVar3 << 2;
if (9000 < iVar1) {
iVar2 = uVar3 << 2;
if (Low2LowerDetailTable[uVar3] != 0xffff) {
iVar2 = (uint)Low2LowerDetailTable[uVar3] << 2;
}
}
Tile1x1(*(MODEL **)((int)modelpointers1536 + iVar2));
}
tile_amount = tile_amount + -1;
}
current->primptr = DAT_1f8000b0;
return;
}
// decompiled code
// original method signature:
// void /*$ra*/ makeMesh(struct MVERTEX (*VSP)[5][5] /*$t4*/, int m /*$t2*/, int n /*$a2*/)
// line 292, offset 0x000420b0
/* begin block 1 */
// Start line: 293
// Start offset: 0x000420B0
/* begin block 1.1 */
// Start line: 313
// Start offset: 0x000420C8
// Variables:
// int a; // $t0
// int b; // $t1
/* end block 1.1 */
// End offset: 0x000420C8
// End Line: 313
/* begin block 1.2 */
// Start line: 313
// Start offset: 0x000420C8
// Variables:
// int a; // $a3
/* end block 1.2 */
// End offset: 0x000420C8
// End Line: 313
/* begin block 1.3 */
// Start line: 313
// Start offset: 0x000420C8
// Variables:
// int a; // $a0
// int b; // $a1
/* end block 1.3 */
// End offset: 0x000420C8
// End Line: 313
/* begin block 1.4 */
// Start line: 320
// Start offset: 0x000421B4
// Variables:
// int a; // $t0
// int b; // $t1
/* end block 1.4 */
// End offset: 0x000421B4
// End Line: 320
/* begin block 1.5 */
// Start line: 320
// Start offset: 0x000421B4
// Variables:
// int a; // $a3
/* end block 1.5 */
// End offset: 0x000421B4
// End Line: 320
/* begin block 1.6 */
// Start line: 320
// Start offset: 0x000421B4
// Variables:
// int a; // $a0
// int b; // $a1
/* end block 1.6 */
// End offset: 0x000421B4
// End Line: 320
/* begin block 1.7 */
// Start line: 326
// Start offset: 0x0004228C
// Variables:
// int k; // $s0
/* begin block 1.7.1 */
// Start line: 327
// Start offset: 0x0004228C
// Variables:
// int a; // $t0
// int b; // $t1
/* end block 1.7.1 */
// End offset: 0x0004228C
// End Line: 327
/* begin block 1.7.2 */
// Start line: 327
// Start offset: 0x0004228C
// Variables:
// int a; // $a3
/* end block 1.7.2 */
// End offset: 0x0004228C
// End Line: 327
/* begin block 1.7.3 */
// Start line: 327
// Start offset: 0x0004228C
// Variables:
// int a; // $a0
// int b; // $a1
/* end block 1.7.3 */
// End offset: 0x0004228C
// End Line: 327
/* begin block 1.7.4 */
// Start line: 332
// Start offset: 0x00042378
// Variables:
// int a; // $t0
// int b; // $t1
/* end block 1.7.4 */
// End offset: 0x00042378
// End Line: 332
/* begin block 1.7.5 */
// Start line: 332
// Start offset: 0x00042378
// Variables:
// int a; // $a3
/* end block 1.7.5 */
// End offset: 0x00042378
// End Line: 332
/* begin block 1.7.6 */
// Start line: 332
// Start offset: 0x00042378
// Variables:
// int a; // $a0
// int b; // $a1
/* end block 1.7.6 */
// End offset: 0x00042378
// End Line: 332
/* end block 1.7 */
// End offset: 0x00042458
// End Line: 336
/* begin block 1.8 */
// Start line: 340
// Start offset: 0x00042460
// Variables:
// int a; // $t1
// int b; // $t5
/* end block 1.8 */
// End offset: 0x00042460
// End Line: 340
/* begin block 1.9 */
// Start line: 343
// Start offset: 0x000424D0
// Variables:
// int a; // $v0
// int b; // $a1
/* end block 1.9 */
// End offset: 0x000424D0
// End Line: 343
/* begin block 1.10 */
// Start line: 347
// Start offset: 0x0004252C
// Variables:
// int a; // $t0
// int b; // $t2
/* end block 1.10 */
// End offset: 0x0004252C
// End Line: 347
/* begin block 1.11 */
// Start line: 347
// Start offset: 0x0004252C
// Variables:
// int a; // $t3
// int b; // $v0
/* end block 1.11 */
// End offset: 0x0004252C
// End Line: 347
/* begin block 1.12 */
// Start line: 347
// Start offset: 0x0004252C
// Variables:
// int a; // $a2
/* end block 1.12 */
// End offset: 0x0004252C
// End Line: 347
/* begin block 1.13 */
// Start line: 347
// Start offset: 0x0004252C
// Variables:
// int a; // $t8
// int b; // $a1
/* end block 1.13 */
// End offset: 0x00042644
// End Line: 350
/* end block 1 */
// End offset: 0x00042650
// End Line: 353
/* begin block 2 */
// Start line: 700
/* end block 2 */
// End Line: 701
/* begin block 3 */
// Start line: 702
/* end block 3 */
// End Line: 703
/* begin block 4 */
// Start line: 708
/* end block 4 */
// End Line: 709
void makeMesh(MVERTEX (*VSP) [5] [5],int m,int n)
{
uint uVar1;
uint uVar2;
uint uVar3;
uint uVar4;
uint uVar5;
uint uVar6;
uint uVar7;
uint uVar8;
uint uVar9;
uint uVar10;
uint uVar11;
uint uVar12;
int iVar13;
if (n == 4) {
uVar3 = *(uint *)*VSP;
uVar2 = *(uint *)&(*VSP)[0].vz;
uVar5 = uVar3 ^ 0x8000;
uVar9 = *(uint *)(*VSP + 4) ^ 0x8000;
uVar5 = (uVar5 | uVar9) - ((int)(uVar5 ^ uVar9) >> 1 & 0xffff7fffU);
*(uint *)(*VSP + 2) = uVar5 ^ 0x8000;
uVar6 = uVar2 ^ 0x8000;
uVar3 = uVar3 ^ 0x8000;
uVar9 = *(uint *)(*VSP + 4) ^ 0x8000;
uVar10 = *(uint *)&(*VSP)[4].vz ^ 0x8000;
uVar6 = (uVar6 | uVar10) - ((int)(uVar6 ^ uVar10) >> 1 & 0x7f7f7fffU);
*(uint *)(*VSP + 1) = (uVar3 | uVar5) - ((int)(uVar3 ^ uVar5) >> 1 & 0xffff7fffU) ^ 0x8000;
uVar2 = uVar2 ^ 0x8000;
*(uint *)(*VSP + 3) = (uVar5 | uVar9) - ((int)(uVar5 ^ uVar9) >> 1 & 0xffff7fffU) ^ 0x8000;
*(uint *)&(*VSP)[2].vz = uVar6 ^ 0x8000;
*(uint *)&(*VSP)[1].vz = (uVar2 | uVar6) - ((int)(uVar2 ^ uVar6) >> 1 & 0x7f7f7fffU) ^ 0x8000;
*(uint *)&(*VSP)[3].vz = (uVar6 | uVar10) - ((int)(uVar6 ^ uVar10) >> 1 & 0x7f7f7fffU) ^ 0x8000;
if (m == 1) {
uVar2 = *(uint *)&(*VSP)[5].vz;
uVar5 = *(uint *)(*VSP + 5) ^ 0x8000;
uVar9 = *(uint *)(*VSP + 9) ^ 0x8000;
uVar5 = (uVar5 | uVar9) - ((int)(uVar5 ^ uVar9) >> 1 & 0xffff7fffU);
*(uint *)(*VSP + 7) = uVar5 ^ 0x8000;
uVar6 = uVar2 ^ 0x8000;
uVar3 = *(uint *)(*VSP + 5) ^ 0x8000;
uVar9 = *(uint *)(*VSP + 9) ^ 0x8000;
uVar10 = *(uint *)&(*VSP)[9].vz ^ 0x8000;
uVar6 = (uVar6 | uVar10) - ((int)(uVar6 ^ uVar10) >> 1 & 0x7f7f7fffU);
*(uint *)(*VSP + 6) = (uVar3 | uVar5) - ((int)(uVar3 ^ uVar5) >> 1 & 0xffff7fffU) ^ 0x8000;
uVar2 = uVar2 ^ 0x8000;
*(uint *)(*VSP + 8) = (uVar5 | uVar9) - ((int)(uVar5 ^ uVar9) >> 1 & 0xffff7fffU) ^ 0x8000;
*(uint *)&(*VSP)[7].vz = uVar6 ^ 0x8000;
*(uint *)&(*VSP)[6].vz = (uVar2 | uVar6) - ((int)(uVar2 ^ uVar6) >> 1 & 0x7f7f7fffU) ^ 0x8000;
*(uint *)&(*VSP)[8].vz =
(uVar6 | uVar10) - ((int)(uVar6 ^ uVar10) >> 1 & 0x7f7f7fffU) ^ 0x8000;
}
else {
iVar13 = 4;
uVar2 = *(uint *)&(*VSP)[0x14].vz;
uVar5 = *(uint *)(*VSP + 0x14) ^ 0x8000;
uVar9 = *(uint *)(*VSP + 0x18) ^ 0x8000;
uVar5 = (uVar5 | uVar9) - ((int)(uVar5 ^ uVar9) >> 1 & 0xffff7fffU);
*(uint *)(*VSP + 0x16) = uVar5 ^ 0x8000;
uVar6 = uVar2 ^ 0x8000;
uVar3 = *(uint *)(*VSP + 0x14) ^ 0x8000;
uVar9 = *(uint *)(*VSP + 0x18) ^ 0x8000;
uVar10 = *(uint *)&(*VSP)[0x18].vz ^ 0x8000;
uVar6 = (uVar6 | uVar10) - ((int)(uVar6 ^ uVar10) >> 1 & 0x7f7f7fffU);
*(uint *)(*VSP + 0x15) = (uVar3 | uVar5) - ((int)(uVar3 ^ uVar5) >> 1 & 0xffff7fffU) ^ 0x8000;
uVar2 = uVar2 ^ 0x8000;
*(uint *)(*VSP + 0x17) = (uVar5 | uVar9) - ((int)(uVar5 ^ uVar9) >> 1 & 0xffff7fffU) ^ 0x8000;
*(uint *)&(*VSP)[0x16].vz = uVar6 ^ 0x8000;
*(uint *)&(*VSP)[0x15].vz =
(uVar2 | uVar6) - ((int)(uVar2 ^ uVar6) >> 1 & 0x7f7f7fffU) ^ 0x8000;
*(uint *)&(*VSP)[0x17].vz =
(uVar6 | uVar10) - ((int)(uVar6 ^ uVar10) >> 1 & 0x7f7f7fffU) ^ 0x8000;
do {
iVar13 = iVar13 + -1;
uVar3 = *(uint *)*VSP;
uVar2 = *(uint *)&(*VSP)[0].vz;
uVar5 = uVar3 ^ 0x8000;
uVar9 = *(uint *)(*VSP + 0x14) ^ 0x8000;
uVar5 = (uVar5 | uVar9) - ((int)(uVar5 ^ uVar9) >> 1 & 0xffff7fffU);
*(uint *)(*VSP + 10) = uVar5 ^ 0x8000;
uVar6 = uVar2 ^ 0x8000;
uVar3 = uVar3 ^ 0x8000;
uVar9 = *(uint *)(*VSP + 0x14) ^ 0x8000;
uVar10 = *(uint *)&(*VSP)[0x14].vz ^ 0x8000;
uVar6 = (uVar6 | uVar10) - ((int)(uVar6 ^ uVar10) >> 1 & 0x7f7f7fffU);
*(uint *)(*VSP + 5) = (uVar3 | uVar5) - ((int)(uVar3 ^ uVar5) >> 1 & 0xffff7fffU) ^ 0x8000;
uVar2 = uVar2 ^ 0x8000;
*(uint *)(*VSP + 0xf) = (uVar5 | uVar9) - ((int)(uVar5 ^ uVar9) >> 1 & 0xffff7fffU) ^ 0x8000
;
*(uint *)&(*VSP)[10].vz = uVar6 ^ 0x8000;
*(uint *)&(*VSP)[5].vz =
(uVar2 | uVar6) - ((int)(uVar2 ^ uVar6) >> 1 & 0x7f7f7fffU) ^ 0x8000;
*(uint *)&(*VSP)[0xf].vz =
(uVar6 | uVar10) - ((int)(uVar6 ^ uVar10) >> 1 & 0x7f7f7fffU) ^ 0x8000;
VSP = (MVERTEX (*) [5] [5])(*VSP + 1);
} while (-1 < iVar13);
}
}
else {
uVar2 = *(uint *)*VSP;
uVar9 = *(uint *)(*VSP + 2);
uVar6 = *(uint *)&(*VSP)[0].vz;
uVar5 = uVar2 ^ 0x8000;
uVar3 = uVar9 ^ 0x8000;
uVar10 = (uVar5 | uVar3) - ((int)(uVar5 ^ uVar3) >> 1 & 0xffff7fffU);
uVar5 = *(uint *)&(*VSP)[2].vz;
*(uint *)(*VSP + 1) = uVar10 ^ 0x8000;
uVar3 = uVar6 ^ 0x8000;
uVar5 = uVar5 ^ 0x8000;
uVar3 = (uVar3 | uVar5) - ((int)(uVar3 ^ uVar5) >> 1 & 0x7f7f7fffU);
*(uint *)&(*VSP)[1].vz = uVar3 ^ 0x8000;
if (m == 1) {
uVar5 = *(uint *)(*VSP + 5) ^ 0x8000;
uVar9 = *(uint *)(*VSP + 7) ^ 0x8000;
*(uint *)(*VSP + 6) = (uVar5 | uVar9) - ((int)(uVar5 ^ uVar9) >> 1 & 0xffff7fffU) ^ 0x8000;
uVar5 = *(uint *)&(*VSP)[5].vz ^ 0x8000;
uVar9 = *(uint *)&(*VSP)[7].vz ^ 0x8000;
*(uint *)&(*VSP)[6].vz = (uVar5 | uVar9) - ((int)(uVar5 ^ uVar9) >> 1 & 0x7f7f7fffU) ^ 0x8000;
}
else {
uVar2 = uVar2 ^ 0x8000;
uVar9 = uVar9 ^ 0x8000;
uVar4 = *(uint *)&(*VSP)[10].vz;
uVar7 = *(uint *)(*VSP + 10) ^ 0x8000;
uVar11 = *(uint *)(*VSP + 0xc) ^ 0x8000;
uVar11 = (uVar7 | uVar11) - ((int)(uVar7 ^ uVar11) >> 1 & 0xffff7fffU);
*(uint *)(*VSP + 0xb) = uVar11 ^ 0x8000;
uVar7 = uVar4 ^ 0x8000;
uVar1 = *(uint *)(*VSP + 0xc) ^ 0x8000;
uVar12 = *(uint *)&(*VSP)[0xc].vz ^ 0x8000;
uVar8 = (uVar7 | uVar12) - ((int)(uVar7 ^ uVar12) >> 1 & 0x7f7f7fffU);
uVar7 = *(uint *)(*VSP + 10) ^ 0x8000;
*(uint *)(*VSP + 5) = (uVar2 | uVar7) - ((int)(uVar2 ^ uVar7) >> 1 & 0xffff7fffU) ^ 0x8000;
uVar6 = uVar6 ^ 0x8000;
uVar4 = uVar4 ^ 0x8000;
*(uint *)(*VSP + 6) = (uVar10 | uVar11) - ((int)(uVar10 ^ uVar11) >> 1 & 0xffff7fffU) ^ 0x8000
;
*(uint *)(*VSP + 7) = (uVar9 | uVar1) - ((int)(uVar9 ^ uVar1) >> 1 & 0xffff7fffU) ^ 0x8000;
*(uint *)&(*VSP)[0xb].vz = uVar8 ^ 0x8000;
*(uint *)&(*VSP)[5].vz = (uVar6 | uVar4) - ((int)(uVar6 ^ uVar4) >> 1 & 0x7f7f7fffU) ^ 0x8000;
*(uint *)&(*VSP)[6].vz = (uVar3 | uVar8) - ((int)(uVar3 ^ uVar8) >> 1 & 0x7f7f7fffU) ^ 0x8000;
*(uint *)&(*VSP)[7].vz =
(uVar5 | uVar12) - ((int)(uVar5 ^ uVar12) >> 1 & 0x7f7f7fffU) ^ 0x8000;
}
}
return;
}
// decompiled code
// original method signature:
// void /*$ra*/ drawMesh(struct MVERTEX (*VSP)[5][5] /*$s2*/, int m /*$s3*/, int n /*$s1*/, struct _pct *pc /*$a3*/)
// line 359, offset 0x00042650
/* begin block 1 */
// Start line: 360
// Start offset: 0x00042650
// Variables:
// int j; // $t6
// int k; // $t9
// struct POLY_FT4 *prims; // $t1
/* begin block 1.1 */
// Start line: 370
// Start offset: 0x000426B8
// Variables:
// int Z1; // stack offset -24
// int Z2; // stack offset -20
// struct MVERTEX (*VST)[5][5]; // $t2
// long *ot; // $t7
/* begin block 1.1.1 */
// Start line: 382
// Start offset: 0x00042714
// Variables:
// int r2; // $v0
/* end block 1.1.1 */
// End offset: 0x00042714
// End Line: 382
/* begin block 1.1.2 */
// Start line: 462
// Start offset: 0x00042A30
// Variables:
// int r2; // $v0
/* end block 1.1.2 */
// End offset: 0x00042AB4
// End Line: 480
/* end block 1.1 */
// End offset: 0x00042AB4
// End Line: 483
/* end block 1 */
// End offset: 0x00042AEC
// End Line: 486
/* begin block 2 */
// Start line: 884
/* end block 2 */
// End Line: 885
/* begin block 3 */
// Start line: 891
/* end block 3 */
// End Line: 892
/* begin block 4 */
// Start line: 896
/* end block 4 */
// End Line: 897
/* WARNING: Globals starting with '_' overlap smaller symbols at the same address */
void drawMesh(MVERTEX (*VSP) [5] [5],int m,int n,_pct *pc)
{
int iVar1;
undefined4 in_zero;
undefined4 in_at;
uint uVar2;
MVERTEX (*paaMVar3) [5] [5];
MVERTEX (*paaMVar4) [5] [5];
int iVar5;
uint *puVar6;
undefined4 *puVar7;
int iVar8;
int iVar9;
MVERTEX *pMVar10;
int iVar11;
iVar11 = 0;
puVar6 = *(uint **)(pc->ptexture_pages + 0x46);
paaMVar4 = VSP;
if (0 < n) {
do {
iVar8 = m + -1;
iVar5 = iVar11 + 2;
if (iVar8 != -1) {
pMVar10 = *VSP + iVar8 * 5;
do {
puVar7 = (undefined4 *)(&pMVar10->vx + iVar11 * 4);
iVar9 = *(int *)(pc->ptexture_pages + 0x48);
setCopReg(2,in_zero,*puVar7);
setCopReg(2,in_at,puVar7[1]);
setCopReg(2,puVar7 + 10,puVar7[2]);
setCopReg(2,puVar7 + 2,puVar7[3]);
setCopReg(2,paaMVar4,puVar7[10]);
setCopReg(2,0x9000000,puVar7[0xb]);
copFunction(2,0x280030);
copFunction(2,0x158002d);
iVar1 = getCopReg(2,7);
if (1 < iVar1) {
_DAT_1f800208 = getCopReg(2,0xc);
_DAT_1f80020c = getCopReg(2,0xd);
DAT_1f800210 = getCopReg(2,0xe);
paaMVar4 = (MVERTEX (*) [5] [5])(iVar9 + (iVar1 >> 1) * 4);
*puVar6 = *(uint *)*paaMVar4 & 0xffffff | 0x9000000;
uVar2 = getCopReg(2,0xc);
puVar6[2] = uVar2;
uVar2 = getCopReg(2,0xd);
puVar6[4] = uVar2;
uVar2 = getCopReg(2,0xe);
puVar6[6] = uVar2;
uVar2 = getCopReg(2,0xd);
puVar6[0x10] = uVar2;
setCopReg(2,in_zero,puVar7[4]);
setCopReg(2,in_at,puVar7[5]);
setCopReg(2,puVar7 + 0xc,puVar7[0xe]);
setCopReg(2,puVar7 + 0xe,puVar7[0xf]);
setCopReg(2,puVar7 + 4,puVar7[0xc]);
setCopReg(2,0x9000000,puVar7[0xd]);
copFunction(2,0x280030);
copFunction(2,0x158002d);
DAT_1f80021c = getCopReg(2,0xc);
DAT_1f800220 = getCopReg(2,0xd);
DAT_1f800224 = getCopReg(2,0xe);
if (((DAT_1f80020c < 0x140) || (DAT_1f800208 < 0x140)) || ((ushort)DAT_1f800210 < 0x140)
) {
LAB_00042824:
if (((0x109 < DAT_1f80020a) && (0x109 < DAT_1f80020e)) &&
((0x109 < DAT_1f800210._2_2_ &&
(((DAT_1f800224._2_2_ = (ushort)(DAT_1f800224 >> 0x10), 0x109 < DAT_1f800224._2_2_
&& (-1 < (int)((uint)(DAT_1f80020e ^ DAT_1f80020a) << 0x10))) &&
(DAT_1f800210._0_2_ = DAT_1f800210._2_2_,
-1 < (int)((uint)(DAT_1f80020e ^ DAT_1f800210._2_2_) << 0x10)))))))
goto LAB_00042900;
*(uint *)*paaMVar4 = (uint)puVar6 & 0xffffff;
uVar2 = getCopReg(2,0xe);
puVar6[8] = uVar2;
puVar6[1] = *(uint *)(pc->ptexture_pages + 0x4e);
puVar6[3] = (uint)*(ushort *)((int)puVar7 + 6) | *(uint *)(pc->ptexture_pages + 0x4a);
puVar6[5] = (uint)*(ushort *)((int)puVar7 + 0xe) |
*(uint *)(pc->ptexture_pages + 0x4c);
puVar6[7] = (uint)*(ushort *)((int)puVar7 + 0x2e);
puVar6[9] = (uint)*(ushort *)((int)puVar7 + 0x36);
puVar6 = puVar6 + 10;
}
else {
if ((((ushort)DAT_1f800224 < 0x140) ||
((int)((uint)(DAT_1f80020c ^ DAT_1f800208) << 0x10) < 0)) ||
((int)((uint)(DAT_1f80020c ^ (ushort)DAT_1f800210) << 0x10) < 0))
goto LAB_00042824;
LAB_00042900:
paaMVar4 = (MVERTEX (*) [5] [5])(uint)(ushort)DAT_1f800210;
puVar6[6] = _DAT_1f80020c;
}
iVar1 = getCopReg(2,7);
paaMVar3 = (MVERTEX (*) [5] [5])(iVar9 + (iVar1 >> 1) * 4);
if (((DAT_1f80021c._2_2_ < 0x10a) || (DAT_1f800220._2_2_ < 0x10a)) ||
(((DAT_1f800224._2_2_ < 0x10a ||
((DAT_1f80020e < 0x10a || ((int)((uint)(DAT_1f80020e ^ DAT_1f80020a) << 0x10) < 0))
)) || ((int)((uint)(DAT_1f80020e ^ DAT_1f800210._2_2_) << 0x10) < 0)))) {
if (((0x13f < DAT_1f80020c) && (0x13f < (ushort)DAT_1f800220)) &&
(0x13f < (ushort)DAT_1f80021c)) {
if (((0x13f < (ushort)DAT_1f800224) &&
(-1 < (int)((uint)((ushort)DAT_1f800220 ^ (ushort)DAT_1f80021c) << 0x10))) &&
(paaMVar4 = (MVERTEX (*) [5] [5])(DAT_1f800224 & 0xffff),
-1 < (int)((uint)((ushort)DAT_1f800220 ^ (ushort)DAT_1f800224) << 0x10)))
goto LAB_00042ab4;
}
uVar2 = *(uint *)*paaMVar3;
*(uint *)*paaMVar3 = (uint)puVar6 & 0xffffff;
*puVar6 = uVar2 & 0xffffff | 0x9000000;
puVar6[1] = *(uint *)(pc->ptexture_pages + 0x4e);
uVar2 = getCopReg(2,0xc);
puVar6[2] = uVar2;
uVar2 = getCopReg(2,0xd);
puVar6[4] = uVar2;
uVar2 = getCopReg(2,0xe);
puVar6[8] = uVar2;
puVar6[3] = (uint)*(ushort *)((int)puVar7 + 0x16) |
*(uint *)(pc->ptexture_pages + 0x4a);
puVar6[5] = (uint)*(ushort *)((int)puVar7 + 0x3e) |
*(uint *)(pc->ptexture_pages + 0x4c);
puVar6[7] = (uint)*(ushort *)((int)puVar7 + 0xe);
puVar6[9] = (uint)*(ushort *)((int)puVar7 + 0x36);
puVar6 = puVar6 + 10;
paaMVar4 = paaMVar3;
}
}
LAB_00042ab4:
iVar8 = iVar8 + -1;
pMVar10 = (MVERTEX *)(&pMVar10[-0x19].vx + 0x50);
} while (iVar8 != -1);
}
iVar11 = iVar5;
} while (iVar5 < n);
}
*(uint **)(pc->ptexture_pages + 0x46) = puVar6;
return;
}
// decompiled code
// original method signature:
// void /*$ra*/ SubdivNxM(char *polys /*$t4*/, unsigned long n /*$s1*/, unsigned long m /*$s0*/, int ofse /*$s2*/)
// line 489, offset 0x00042aec
/* begin block 1 */
// Start line: 490
// Start offset: 0x00042AEC
// Variables:
// struct MVERTEX (*VSP)[5][5]; // $t3
// struct _pct *pc; // $t2
/* begin block 1.1 */
// Start line: 490
// Start offset: 0x00042AEC
// Variables:
// unsigned long indices; // $a0
// struct SVECTOR *v0; // $t1
// struct SVECTOR *v1; // $a1
// struct SVECTOR *v2; // $t0
/* end block 1.1 */
// End offset: 0x00042AEC
// End Line: 490
/* begin block 1.2 */
// Start line: 490
// Start offset: 0x00042AEC
// Variables:
// unsigned long uv_01; // $v1
// unsigned long uv_23; // $a2
/* end block 1.2 */
// End offset: 0x00042AEC
// End Line: 490
/* begin block 1.3 */
// Start line: 547
// Start offset: 0x00042DEC
// Variables:
// int Z; // stack offset -24
/* begin block 1.3.1 */
// Start line: 562
// Start offset: 0x00042E60
// Variables:
// unsigned long texInfo; // $a0
/* end block 1.3.1 */
// End offset: 0x00042ED4
// End Line: 569
/* end block 1.3 */
// End offset: 0x00042F04
// End Line: 575
/* end block 1 */
// End offset: 0x00042F34
// End Line: 577
/* begin block 2 */
// Start line: 1283
/* end block 2 */
// End Line: 1284
/* begin block 3 */
// Start line: 1287
/* end block 3 */
// End Line: 1288
/* begin block 4 */
// Start line: 1288
/* end block 4 */
// End Line: 1289
/* WARNING: Globals starting with '_' overlap smaller symbols at the same address */
void SubdivNxM(char *polys,ulong n,ulong m,int ofse)
{
undefined4 in_zero;
undefined4 in_at;
undefined4 *puVar1;
int iVar2;
uint uVar3;
undefined4 *puVar4;
int iVar5;
undefined4 *puVar6;
uint uVar7;
undefined4 *puVar8;
undefined4 *puVar9;
undefined4 uVar10;
int local_18;
iVar5 = DAT_1f8000c8;
DAT_1f8000b4 = DAT_1f8000b4 + ofse * 4;
uVar3 = *(uint *)(polys + 4);
puVar9 = (undefined4 *)(DAT_1f8000c8 + (uVar3 & 0xff) * 8);
puVar6 = (undefined4 *)(DAT_1f8000c8 + (uVar3 >> 5 & 0x7f8));
DAT_1f800228 = *puVar9;
DAT_1f80022c._0_2_ = (undefined2)puVar9[1];
uVar10 = puVar6[1];
(&DAT_1f800228)[n * 2] = *puVar6;
(&DAT_1f80022c)[n * 2] = uVar10;
iVar2 = (uVar3 >> 0x18) * 8;
puVar8 = (undefined4 *)(iVar5 + iVar2);
puVar1 = &DAT_1f800228 + m * 10;
uVar10 = puVar8[1];
*puVar1 = *puVar8;
(&DAT_1f80022c)[m * 10] = uVar10;
iVar5 = DAT_1f8000c8;
puVar4 = (undefined4 *)((uVar3 >> 0xd & 0x7f8) + DAT_1f8000c8);
uVar10 = puVar4[1];
puVar1[n * 2] = *puVar4;
(puVar1 + n * 2)[1] = uVar10;
setCopReg(2,in_zero,*puVar9);
setCopReg(2,in_at,puVar9[1]);
setCopReg(2,iVar5,*puVar6);
setCopReg(2,iVar2,puVar6[1]);
setCopReg(2,puVar4,*puVar8);
setCopReg(2,puVar6,puVar8[1]);
copFunction(2,0x280030);
uVar10 = *(undefined4 *)(polys + 0xc);
DAT_1f80022c = CONCAT22((short)*(undefined4 *)(polys + 8),(undefined2)DAT_1f80022c);
*(undefined2 *)((int)&DAT_1f80022c + n * 8 + 2) =
(short)((uint)*(undefined4 *)(polys + 8) >> 0x10);
*(undefined2 *)((int)&DAT_1f80022c + m * 0x28 + 2) = (short)((uint)uVar10 >> 0x10);
*(undefined2 *)((int)&DAT_1f80022c + n * 8 + m * 0x28 + 2) = (short)uVar10;
copFunction(2,0x1400006);
_DAT_1f800208 = getCopReg(2,0xc);
_DAT_1f80020c = getCopReg(2,0xd);
DAT_1f800210 = getCopReg(2,0xe);
if (((0x13f < DAT_1f800208) && (0x13f < DAT_1f80020c)) && (0x13f < (ushort)DAT_1f800210)) {
if (_DAT_1f80020c << 0x10 < 0) {
DAT_1f800208 = DAT_1f800208 ^ 1;
}
if (DAT_1f800208 == 0) {
if (DAT_1f800210 << 0x10 < 0) {
if (DAT_1f80020c == 1) goto LAB_00042f08;
}
else {
if (DAT_1f80020c == 0) goto LAB_00042f08;
}
}
}
DAT_1f80020a = (ushort)((uint)_DAT_1f800208 >> 0x10);
if (((0x109 < DAT_1f80020a) &&
(DAT_1f80020e = (ushort)((uint)_DAT_1f80020c >> 0x10), 0x109 < DAT_1f80020e)) &&
(DAT_1f800210._2_2_ = (ushort)((uint)DAT_1f800210 >> 0x10), 0x109 < DAT_1f800210._2_2_)) {
iVar5 = (int)(short)DAT_1f80020a;
if (0x10f < ((int)(short)DAT_1f80020e - iVar5) + (int)(short)DAT_1f800210._2_2_ + 8U) {
if ((int)(short)DAT_1f80020e < 0) {
if (iVar5 == 1) {
LAB_00042db8:
if ((int)((uint)DAT_1f800210._2_2_ << 0x10) < 0) {
if (DAT_1f80020e == 1) goto LAB_00042f08;
}
else {
if (DAT_1f80020e == 0) goto LAB_00042f08;
}
}
}
else {
if (iVar5 == 0) goto LAB_00042db8;
}
}
}
local_18 = getCopReg(2,0x18);
if (local_18 < 0) {
setCopReg(2,in_zero,(&DAT_1f800228)[m * 10 + n * 2]);
setCopReg(2,in_at,(&DAT_1f800228 + m * 10 + n * 2)[1]);
copFunction(2,0x180001);
copFunction(2,0x1400006);
local_18 = getCopReg(2,0x18);
local_18 = -local_18;
}
if (0 < local_18) {
uVar3 = *(uint *)polys >> 8 & 0xffff;
uVar7 = *(uint *)polys >> 8 & 0xff;
if (DAT_1f8000cc != uVar3) {
DAT_1f8000b8 = (uint)*(ushort *)((uVar3 >> 8) * 2 + uVar7 * 0x40 + DAT_1f800028) << 0x10;
DAT_1f8000bc = (uint)*(ushort *)(uVar7 * 2 + DAT_1f800024) << 0x10;
DAT_1f8000cc = uVar3;
}
makeMesh((MVERTEX (*) [5] [5])&DAT_1f800228,m,n);
drawMesh((MVERTEX (*) [5] [5])&DAT_1f800228,m,n,(_pct *)&DAT_1f800020);
}
LAB_00042f08:
DAT_1f8000b4 = DAT_1f8000b4 + ofse * -4;
return;
}
// decompiled code
// original method signature:
// void /*$ra*/ TileNxN(struct MODEL *model /*$s4*/, int levels /*$s2*/, int Dofse /*$s6*/)
// line 581, offset 0x00042f40
/* begin block 1 */
// Start line: 582
// Start offset: 0x00042F40
// Variables:
// int i; // $s3
// char *polys; // $s0
// char ttype; // $a3
// unsigned long tiletypes; // $s1
// int baseOffset; // $s5
/* end block 1 */
// End offset: 0x00043090
// End Line: 631
/* begin block 2 */
// Start line: 1162
/* end block 2 */
// End Line: 1163
/* begin block 3 */
// Start line: 1570
/* end block 3 */
// End Line: 1571
void TileNxN(MODEL *model,int levels,int Dofse)
{
uint uVar1;
byte *polys;
uint uVar2;
int iVar3;
int ofse;
uVar1 = 0;
ofse = 0x85;
polys = (byte *)model->poly_block;
DAT_1f8000c8 = model->vertices;
uVar2 = *(uint *)(model + 1) >> 2;
if ((*(uint *)model & 0x40000080) != 0) {
ofse = 0xe5;
}
iVar3 = 0;
if (model->num_polys != 0) {
do {
switch(uVar1) {
case 0:
case 1:
SubdivNxM((char *)polys,levels,levels,ofse);
break;
case 3:
SubdivNxM((char *)polys,levels,1,Dofse);
break;
case 4:
SubdivNxM((char *)polys,levels,levels,0x85);
}
uVar1 = uVar2 & 7;
uVar2 = uVar2 >> 3;
iVar3 = iVar3 + 1;
polys = polys + PolySizes[*polys];
} while (iVar3 < (int)(uint)model->num_polys);
}
return;
}
// decompiled code
// original method signature:
// void /*$ra*/ ProcessSubDivisionLump(char *lump_ptr /*$a0*/, int lump_size /*$a1*/)
// line 641, offset 0x00042f34
/* begin block 1 */
// Start line: 1553
/* end block 1 */
// End Line: 1554
/* begin block 2 */
// Start line: 1618
/* end block 2 */
// End Line: 1619
/* begin block 3 */
// Start line: 1619
/* end block 3 */
// End Line: 1620
void ProcessSubDivisionLump(char *lump_ptr,int lump_size)
{
SubDivisionArrays = lump_ptr;
return;
}
// decompiled code
// original method signature:
// void /*$ra*/ ProcessLowDetailTable(char *lump_ptr /*$a0*/, int lump_size /*$a1*/)
// line 651, offset 0x00043090
/* begin block 1 */
// Start line: 652
// Start offset: 0x00043090
// Variables:
// int i; // $a1
/* end block 1 */
// End offset: 0x0004310C
// End Line: 674
/* begin block 2 */
// Start line: 1780
/* end block 2 */
// End Line: 1781
/* begin block 3 */
// Start line: 1801
/* end block 3 */
// End Line: 1802
/* begin block 4 */
// Start line: 1806
/* end block 4 */
// End Line: 1807
void ProcessLowDetailTable(char *lump_ptr,int lump_size)
{
ushort *puVar1;
int iVar2;
MODEL **ppMVar3;
MODEL **ppMVar4;
puVar1 = (ushort *)(lump_ptr + num_models_in_pack * 2);
Low2HighDetailTable = (ushort *)lump_ptr;
Low2LowerDetailTable = puVar1;
if (0 < num_models_in_pack) {
ppMVar3 = pLodModels1536;
ppMVar4 = modelpointers1536;
iVar2 = num_models_in_pack;
do {
if (*puVar1 == 0xffff) {
*ppMVar3 = *ppMVar4;
}
else {
*ppMVar3 = modelpointers1536[*puVar1];
}
ppMVar3 = ppMVar3 + 1;
ppMVar4 = ppMVar4 + 1;
iVar2 = iVar2 + -1;
puVar1 = puVar1 + 1;
} while (iVar2 != 0);
}
return;
}
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