DispInfo_LoadDisplacements

/* WARNING: Globals starting with '_' overlap smaller symbols at the same address */
/* DispInfo_LoadDisplacements(model_t*, bool) */

undefined4 DispInfo_LoadDisplacements(model_t *param_1,bool param_2)

{
  MaterialSystem_SortInfo_t *pMVar1;
  void *pvVar2;
  uint uVar3;
  int iVar4;
  int iVar5;
  CCoreDispInfo *pCVar6;
  undefined4 uVar7;
  CDispInfo *this;
  int iVar8;
  uint uVar9;
  int iVar10;
  ddispinfo_t *pdVar11;
  int in_GS_OFFSET;
  int iStack_59e40;
  int iStack_59e3c;
  uint uStack_59e38;
  CCoreDispInfo **ppCStack_59e28;
  int iStack_59e24;
  int iStack_59e20;
  int iStack_59e1c;
  CCoreDispInfo **ppCStack_59e18;
  CDispTri aCStack_59e14 [1024];
  CDispVert aCStack_59a14 [5780];
  ddispinfo_t adStack_58380 [360448];
  CMapLoadHelper local_380 [288];
  CMapLoadHelper local_260 [288];
  CMapLoadHelper local_140 [288];
  int local_20;
  
  pMVar1 = materialSortInfoArray;
  local_20 = *(int *)(in_GS_OFFSET + 0x14);
  uVar3 = CMapLoadHelper::LumpSize(0x1a);
  uVar3 = uVar3 / 0xb0;
  iVar4 = CMapLoadHelper::LumpSize(0x20);
  iVar5 = CMapLoadHelper::LumpSize(0x22);
  if (param_2) {
    uVar9 = *(uint *)(*(int *)(param_1 + 0x134) + 0x68);
    if (uVar9 != uVar3) {
      if (uVar9 == 0) {
        if (uVar3 != 0) {
          uVar7 = 0;
          goto LAB_0013b9b2;
        }
      }
      else {
        Error("DispInfo_LoadDisplacments: dispcounts (%d and %d) don\'t match.",uVar9,uVar3);
      }
    }
    if (iVar4 != DAT_0039eb7c) {
      Error("DispInfo_LoadDisplacements: lightmap alpha counts (%d and %d) don\'t match.",
            DAT_0039eb7c,iVar4);
    }
  }
  else {
    *(uint *)(*(int *)(param_1 + 0x134) + 0x68) = uVar3;
    iVar8 = *(int *)(param_1 + 0x134);
    uVar7 = DispInfo_CreateArray(*(int *)(iVar8 + 0x68));
    DAT_0039eb7c = 0;
    *(undefined4 *)(iVar8 + 0x6c) = uVar7;
    iVar8 = DAT_0039eb7c;
    pvVar2 = _DAT_0039eb80;
    if (((iVar4 != 0) && (iVar8 = iVar4, pvVar2 = g_DispLMAlpha, (int)DAT_0039eb74 < iVar4)) &&
       (pvVar2 = g_DispLMAlpha, -1 < DAT_0039eb78)) {
      if (DAT_0039eb78 == 0) {
        if ((DAT_0039eb74 != 0) || (DAT_0039eb74 = 0x20, 0x20 < iVar4)) {
          do {
            DAT_0039eb74 = DAT_0039eb74 * 2;
          } while ((int)DAT_0039eb74 < iVar4);
        }
      }
      else {
        for (DAT_0039eb74 = ((iVar4 + -1) / DAT_0039eb78 + 1) * DAT_0039eb78;
            (int)DAT_0039eb74 < iVar4; DAT_0039eb74 = (int)(DAT_0039eb74 + iVar4) / 2) {
        }
      }
      if (g_DispLMAlpha == (void *)0x0) {
        g_DispLMAlpha = malloc(DAT_0039eb74);
        pvVar2 = g_DispLMAlpha;
      }
      else {
        g_DispLMAlpha = realloc(g_DispLMAlpha,DAT_0039eb74);
        iVar10 = DAT_0039eb7c;
        iVar8 = iVar4 + DAT_0039eb7c;
        pvVar2 = g_DispLMAlpha;
        if ((0 < iVar4) && (pvVar2 = g_DispLMAlpha, 0 < DAT_0039eb7c)) {
          DAT_0039eb7c = iVar8;
          _DAT_0039eb80 = g_DispLMAlpha;
          _V_memmove((void *)((int)g_DispLMAlpha + iVar4),g_DispLMAlpha,iVar10);
          iVar8 = DAT_0039eb7c;
          pvVar2 = _DAT_0039eb80;
        }
      }
    }
    _DAT_0039eb80 = pvVar2;
    DAT_0039eb7c = iVar8;
    CMapLoadHelper::CMapLoadHelper(local_260,0x20);
                    /* try { // try from 0013bc53 to 0013bc81 has its CatchHandler @ 0013be5d */
    CMapLoadHelper::LoadLumpData(local_260,0,iVar4,g_DispLMAlpha);
    DAT_0039eb68 = 0;
    iVar4 = DAT_0039eb68;
    if (iVar5 != 0) {
      if (DAT_0039eb64 < iVar5) {
        iVar10 = iVar5 - DAT_0039eb64;
                    /* try { // try from 0013bd3d to 0013bd82 has its CatchHandler @ 0013be5d */
        g_DispLightmapSamplePositions = (void *)Hunk_AllocName(iVar10,(char *)0x0,false);
        iVar8 = DAT_0039eb68;
        iVar4 = iVar5 + DAT_0039eb68;
        DAT_0039eb64 = iVar10;
        _DAT_0039eb6c = g_DispLightmapSamplePositions;
        if ((0 < iVar5) && (0 < DAT_0039eb68)) {
          DAT_0039eb68 = iVar4;
          _V_memmove((void *)((int)g_DispLightmapSamplePositions + iVar5),
                     g_DispLightmapSamplePositions,iVar8);
          iVar4 = DAT_0039eb68;
        }
      }
      else {
        _DAT_0039eb6c = g_DispLightmapSamplePositions;
        iVar4 = iVar5;
      }
    }
    DAT_0039eb68 = iVar4;
    CMapLoadHelper::CMapLoadHelper(local_140,0x22);
                    /* try { // try from 0013bca0 to 0013bca4 has its CatchHandler @ 0013be37 */
    CMapLoadHelper::LoadLumpData(local_140,0,iVar5,g_DispLightmapSamplePositions);
    CMapLoadHelper::~CMapLoadHelper(local_140);
    CMapLoadHelper::~CMapLoadHelper(local_260);
  }
  DispInfo_ReleaseMaterialSystemObjects(param_1);
  if (0x800 < uVar3) {
    Error("DispInfo_LoadDisplacements: nDisplacements (%d) > MAX_MAP_DISPINFO (%d)",uVar3,0x800);
  }
  CMapLoadHelper::CMapLoadHelper(local_380,0x1a);
                    /* try { // try from 0013b590 to 0013b60c has its CatchHandler @ 0013bee6 */
  CMapLoadHelper::LoadLumpData(local_380,0,uVar3 * 0xb0,adStack_58380);
  DispInfo_LinkToParentFaces(param_1,adStack_58380,uVar3);
  DispInfo_CreateMaterialGroups(param_1,pMVar1);
  if (g_VBAllocTracker != (int *)0x0) {
    (**(code **)(*g_VBAllocTracker + 8))(g_VBAllocTracker,"DispInfo_LoadDisplacements");
  }
  DispInfo_CreateEmptyStaticBuffers(param_1,adStack_58380);
  if (g_VBAllocTracker != (int *)0x0) {
    (**(code **)(*g_VBAllocTracker + 8))(g_VBAllocTracker,0);
  }
  ppCStack_59e28 = (CCoreDispInfo **)0x0;
  iStack_59e24 = 0;
  iStack_59e20 = 0;
  iStack_59e1c = 0;
  ppCStack_59e18 = (CCoreDispInfo **)0x0;
  uStack_59e38 = 0;
  if (uVar3 != 0) {
    do {
                    /* try { // try from 0013b6a8 to 0013b6ac has its CatchHandler @ 0013bead */
      pCVar6 = operator_new(0x208);
                    /* try { // try from 0013b6b2 to 0013b6b6 has its CatchHandler @ 0013be61 */
      CCoreDispInfo::CCoreDispInfo(pCVar6);
      iVar5 = iStack_59e1c;
      iVar4 = iStack_59e1c + 1;
      if ((iStack_59e24 < iVar4) && (-1 < iStack_59e20)) {
        if (iStack_59e20 == 0) {
          if (iStack_59e24 == 0) {
            if (iVar4 < 9) {
              iStack_59e24 = 8;
              goto LAB_0013b6ff;
            }
            iStack_59e24 = 8;
          }
          do {
            iStack_59e24 = iStack_59e24 * 2;
          } while (iStack_59e24 < iVar4);
        }
        else {
          for (iStack_59e24 = (iStack_59e1c / iStack_59e20 + 1) * iStack_59e20; iStack_59e24 < iVar4
              ; iStack_59e24 = (iStack_59e24 + iVar4) / 2) {
          }
        }
LAB_0013b6ff:
        if (ppCStack_59e28 == (CCoreDispInfo **)0x0) {
          ppCStack_59e28 = malloc(iStack_59e24 << 2);
        }
        else {
          ppCStack_59e28 = realloc(ppCStack_59e28,iStack_59e24 << 2);
          iVar4 = iStack_59e1c + 1;
        }
      }
      iVar8 = (iVar4 - iVar5) + -1;
      iStack_59e1c = iVar4;
      ppCStack_59e18 = ppCStack_59e28;
      if (0 < iVar8) {
                    /* try { // try from 0013b74d to 0013b7b3 has its CatchHandler @ 0013bead */
        _V_memmove(ppCStack_59e28 + iVar5 + 1,ppCStack_59e28 + iVar5,iVar8 * 4);
      }
      if (ppCStack_59e28 + iVar5 != (CCoreDispInfo **)0x0) {
        ppCStack_59e28[iVar5] = pCVar6;
      }
      uStack_59e38 = uStack_59e38 + 1;
    } while (uVar3 != uStack_59e38);
  }
  CMapLoadHelper::CMapLoadHelper(local_260,0x21);
                    /* try { // try from 0013b7cb to 0013b7cf has its CatchHandler @ 0013bed7 */
  CMapLoadHelper::CMapLoadHelper(local_140,0x30);
  if (uVar3 != 0) {
    uStack_59e38 = 0;
    pdVar11 = adStack_58380;
    iStack_59e40 = 0;
    iStack_59e3c = 0;
    do {
      iVar4 = (1 << ((byte)*(undefined4 *)(pdVar11 + 0x14) & 0x1f)) + 1;
      iVar4 = iVar4 * iVar4;
      if (0x121 < iVar4) {
                    /* try { // try from 0013b850 to 0013b94d has its CatchHandler @ 0013beb7 */
        Error("DispInfo_LoadDisplacements: invalid vertex count (%d)",iVar4);
      }
      CMapLoadHelper::LoadLumpData(local_260,iStack_59e3c * 0x14,iVar4 * 0x14,aCStack_59a14);
      iStack_59e3c = iStack_59e3c + iVar4;
      iVar5 = (1 << ((byte)*(undefined4 *)(pdVar11 + 0x14) & 0x1f)) <<
              ((byte)*(undefined4 *)(pdVar11 + 0x14) & 0x1f);
      iVar4 = iVar5 * 2;
      if (0x200 < iVar4) {
        Error("DispInfo_LoadDisplacements: invalid tri count (%d)",iVar4);
      }
      CMapLoadHelper::LoadLumpData(local_140,iStack_59e40 * 2,iVar5 << 2,aCStack_59e14);
      iStack_59e40 = iStack_59e40 + iVar4;
      uVar7 = DispInfo_CreateFromMapDisp
                        (param_1,uStack_59e38,pdVar11,ppCStack_59e28[uStack_59e38],aCStack_59a14,
                         aCStack_59e14,pMVar1,param_2);
      if ((char)uVar7 == '\0') goto LAB_0013b956;
      uStack_59e38 = uStack_59e38 + 1;
      pdVar11 = pdVar11 + 0xb0;
    } while (uVar3 != uStack_59e38);
  }
                    /* try { // try from 0013ba19 to 0013bbcd has its CatchHandler @ 0013beb7 */
  SmoothDispSurfNormals(ppCStack_59e28,uVar3);
  uVar9 = 0;
  if (uVar3 != 0) {
    do {
      DispInfo_CreateStaticBuffersAndTags(param_1,uVar9,ppCStack_59e28[uVar9],aCStack_59a14);
      DispInfo_IndexArray(*(void **)(*(int *)(param_1 + 0x134) + 0x6c),uVar9);
      uVar9 = uVar9 + 1;
    } while (uVar3 != uVar9);
  }
  iVar4 = 0;
  if (0 < iStack_59e1c) {
    do {
      pCVar6 = ppCStack_59e28[iVar4];
      if (pCVar6 != (CCoreDispInfo *)0x0) {
        CCoreDispInfo::~CCoreDispInfo(pCVar6);
        operator_delete(pCVar6);
      }
      iVar4 = iVar4 + 1;
    } while (iVar4 < iStack_59e1c);
  }
  uVar9 = 0;
  iStack_59e1c = 0;
  CUtlMemory<CCoreDispInfo*,int>::Purge((CUtlMemory<CCoreDispInfo*,int> *)&ppCStack_59e28);
  ppCStack_59e18 = ppCStack_59e28;
  if (uVar3 != 0) {
    do {
      iVar4 = DispInfo_IndexArray(*(void **)(*(int *)(param_1 + 0x134) + 0x6c),uVar9);
      uVar9 = uVar9 + 1;
      *(undefined4 *)(iVar4 + 0x118) = *(undefined4 *)(iVar4 + 0x140);
      *(undefined4 *)(iVar4 + 0x11c) = *(undefined4 *)(iVar4 + 0x144);
      *(undefined4 *)(iVar4 + 0x120) = *(undefined4 *)(iVar4 + 0x148);
      *(undefined4 *)(iVar4 + 0x124) = *(undefined4 *)(iVar4 + 0x14c);
      *(undefined4 *)(iVar4 + 0x128) = *(undefined4 *)(iVar4 + 0x150);
      *(undefined4 *)(iVar4 + 300) = *(undefined4 *)(iVar4 + 0x154);
      *(undefined4 *)(iVar4 + 0x130) = *(undefined4 *)(iVar4 + 0x158);
      *(undefined4 *)(iVar4 + 0x134) = *(undefined4 *)(iVar4 + 0x15c);
      *(undefined4 *)(iVar4 + 0x138) = *(undefined4 *)(iVar4 + 0x160);
      *(undefined4 *)(iVar4 + 0x13c) = *(undefined4 *)(iVar4 + 0x164);
    } while (uVar3 != uVar9);
    uVar9 = 0;
    do {
      this = (CDispInfo *)DispInfo_IndexArray(*(void **)(*(int *)(param_1 + 0x134) + 0x6c),uVar9);
      CDispInfo::TesselateDisplacement(this);
      uVar9 = uVar9 + 1;
    } while (uVar3 != uVar9);
  }
  SetupMeshReaders(param_1,uVar3);
  UpdateDispBBoxes(param_1,uVar3);
  uVar7 = 1;
LAB_0013b956:
  CMapLoadHelper::~CMapLoadHelper(local_140);
  CMapLoadHelper::~CMapLoadHelper(local_260);
  iStack_59e1c = 0;
  CUtlMemory<CCoreDispInfo*,int>::Purge((CUtlMemory<CCoreDispInfo*,int> *)&ppCStack_59e28);
  ppCStack_59e18 = ppCStack_59e28;
  CUtlMemory<CCoreDispInfo*,int>::Purge((CUtlMemory<CCoreDispInfo*,int> *)&ppCStack_59e28);
  CMapLoadHelper::~CMapLoadHelper(local_380);
LAB_0013b9b2:
  if (local_20 == *(int *)(in_GS_OFFSET + 0x14)) {
    return uVar7;
  }
                    /* WARNING: Subroutine does not return */
  __stack_chk_fail();
}