mirror of
https://github.com/OpenDriver2/REDRIVER2.git
synced 2024-11-23 02:42:38 +01:00
145 lines
3.5 KiB
C
145 lines
3.5 KiB
C
#include "THISDUST.H"
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#include "CELL.H"
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// decompiled code
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// original method signature:
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// void /*$ra*/ ClearCopUsage()
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// line 57, offset 0x00023dc0
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/* begin block 1 */
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// Start line: 254
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/* end block 1 */
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// End Line: 255
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/* begin block 2 */
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// Start line: 114
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/* end block 2 */
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// End Line: 115
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/* begin block 3 */
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// Start line: 256
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/* end block 3 */
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// End Line: 257
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/* WARNING: Unknown calling convention yet parameter storage is locked */
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void ClearCopUsage(void)
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{
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ClearMem((char *)cell_object_computed_values,sizeof_cell_object_computed_values);
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return;
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}
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// decompiled code
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// original method signature:
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// struct PACKED_CELL_OBJECT * /*$ra*/ GetFirstPackedCop(int cellx /*$t3*/, int cellz /*$a1*/, struct CELL_ITERATOR *pci /*$a2*/, int use_computed /*$a3*/)
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// line 67, offset 0x00023bac
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/* begin block 1 */
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// Start line: 68
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// Start offset: 0x00023BAC
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// Variables:
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// struct PACKED_CELL_OBJECT *ppco; // $a1
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// unsigned short index; // $a0
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// unsigned short num; // $t0
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// int cbrx; // $t0
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// int cbrz; // $t1
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// int xoff; // $a0
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// int yoff; // $v0
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// int cbr; // $t2
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/* begin block 1.1 */
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// Start line: 101
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// Start offset: 0x00023C84
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// Variables:
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// int event; // $t0
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/* end block 1.1 */
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// End offset: 0x00023CC8
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// End Line: 110
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/* end block 1 */
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// End offset: 0x00023DC0
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// End Line: 142
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/* begin block 2 */
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// Start line: 134
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/* end block 2 */
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// End Line: 135
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PACKED_CELL_OBJECT * GetFirstPackedCop(int cellx,int cellz,CELL_ITERATOR *pci,int use_computed)
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{
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byte bVar1;
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ushort uVar2;
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PACKED_CELL_OBJECT *pPVar3;
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int iVar4;
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CELL_DATA *pCVar5;
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uint uVar6;
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uint uVar7;
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int iVar8;
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iVar8 = ((uint)cellx >> 5 & 1) + ((uint)cellz >> 5 & 1) * 2;
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if (NumPlayers == 2) {
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iVar4 = cells_across;
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if (cells_across < 0) {
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iVar4 = cells_across + 0x1f;
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}
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if (RoadMapRegions[iVar8] != ((uint)cellx >> 5) + ((uint)cellz >> 5) * (iVar4 >> 5)) {
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return (PACKED_CELL_OBJECT *)0x0;
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}
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}
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if (cell_ptrs[(cellz - (cellz & 0xffffffe0U)) * 0x20 +
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iVar8 * 0x400 + (cellx - (cellx & 0xffffffe0U))] == 0xffff) {
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return (PACKED_CELL_OBJECT *)0x0;
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}
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pCVar5 = cells + cell_ptrs[(cellz - (cellz & 0xffffffe0U)) * 0x20 +
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iVar8 * 0x400 + (cellx - (cellx & 0xffffffe0U))];
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pci->pcd = pCVar5;
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if (events.camera == 0) {
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if ((pCVar5->num & 0x4000) != 0) {
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return (PACKED_CELL_OBJECT *)0x0;
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}
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}
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else {
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uVar2 = pCVar5->num;
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uVar6 = events.draw | 0x4000;
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pci->pcd = pCVar5 + 1;
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while ((uint)uVar2 != uVar6) {
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pCVar5 = pci->pcd;
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if ((pCVar5->num & 0x8000) != 0) {
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return (PACKED_CELL_OBJECT *)0x0;
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}
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uVar2 = pCVar5->num;
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pci->pcd = pCVar5 + 1;
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}
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}
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iVar8 = cells_down >> 1;
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(pci->nearCell).x = (cellx - (cells_across >> 1)) * 0x800;
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pPVar3 = cell_objects;
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pCVar5 = pci->pcd;
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(pci->nearCell).z = (cellz - iVar8) * 0x800;
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uVar6 = (uint)pCVar5->num;
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pci->use_computed = use_computed;
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uVar7 = uVar6 & 0x3fff;
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pPVar3 = pPVar3 + uVar7;
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if ((pPVar3->value == 0xffff) && (((pPVar3->pos).vy & 1) != 0)) {
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LAB_00023d8c:
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pPVar3 = GetNextPackedCop(pci);
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}
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else {
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if (use_computed != 0) {
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bVar1 = cell_object_computed_values[uVar7 >> 3];
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uVar6 = 1 << (uVar6 & 7) & 0xffff;
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if ((bVar1 & uVar6) != 0) goto LAB_00023d8c;
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cell_object_computed_values[uVar7 >> 3] = bVar1 | (byte)uVar6;
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}
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pci->ppco = pPVar3;
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}
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return pPVar3;
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}
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