--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/stru9.cpp	Fri Oct 05 16:07:14 2012 +0200
@@ -0,0 +1,534 @@
+#include "stru9.h"
+#include "IndoorCameraD3D.h"
+
+#include "mm7_data.h"
+
+
+
+//----- (00498377) --------------------------------------------------------
+bool stru9::_498377(struct RenderVertexSoft *a1, unsigned int uNumVertices, struct IndoorCameraD3D_Vec4 *a3, struct RenderVertexSoft *pVertices, unsigned int *pOutNumVertices)
+{
+  bool result; // eax@7
+  unsigned int *v7; // ebx@7
+  char *v8; // esi@8
+  RenderVertexSoft *v9; // ecx@9
+  double v10; // st7@12
+  double v11; // st6@12
+  RenderVertexSoft *v12; // esi@13
+  int v13; // ecx@25
+  VertexBuffer *v14; // edx@26
+  char *v15; // eax@26
+  unsigned int i; // ecx@26
+  bool v17; // [sp+0h] [bp-28h]@9
+  char *v18; // [sp+10h] [bp-18h]@8
+  RenderVertexSoft *v19; // [sp+14h] [bp-14h]@0
+  RenderVertexSoft *v20; // [sp+18h] [bp-10h]@0
+  signed int v21; // [sp+1Ch] [bp-Ch]@7
+  RenderVertexSoft *a2; // [sp+20h] [bp-8h]@8
+  stru9 *thisa; // [sp+24h] [bp-4h]@1
+  signed int a3a; // [sp+38h] [bp+10h]@12
+  int a3b; // [sp+38h] [bp+10h]@25
+
+  thisa = this;
+
+  static RenderVertexSoft static_AE3FB4;
+  static bool __init_flag1 = false;
+  if (!__init_flag1)
+  {
+    __init_flag1 = true;
+
+    static_AE3FB4.flt_2C = 0.0;
+  }
+
+  static stru312 static_AE3FA4; // idb
+  static bool __init_flag2 = false;
+  if (!__init_flag2)
+  {
+    __init_flag2 = true;
+
+    //stru312::stru312(&static_AE3FA4);
+  }
+
+  static VertexBuffer static_AE33A0; // idb
+  static bool __init_flag3 = false;
+  if (!__init_flag3)
+  {
+    __init_flag3 = true;
+
+    //VertexBuffer::VertexBuffer(&static_AE33A0);
+  }
+
+  result = 0;
+  v7 = pOutNumVertices;
+  v21 = 0;
+  if ( (signed int)uNumVertices <= 0 )
+    goto LABEL_32;
+  a2 = a1;
+  v8 = (char *)&a3->y;
+  v18 = (char *)&a3->y;
+  do
+  {
+    v17 = result + 1;
+    v9 = &a1[(result + 1) % (signed int)uNumVertices];
+    if ( a2->vWorldPosition.x != v9->vWorldPosition.x
+      || a2->vWorldPosition.y != v9->vWorldPosition.y
+      || a2->vWorldPosition.z != v9->vWorldPosition.z )
+    {
+      v10 = *((float *)v8 + 1);
+      v11 = *(float *)v8;
+      ++v21;
+      result = 0;
+      static_AE3FA4.flt_0 = *((float *)v8 - 1);
+      static_AE33A0.uNumVertices = 0;
+      a3a = 0;
+      static_AE3FA4.flt_4 = v11;
+      static_AE3FA4.flt_8 = v10;
+      if ( (signed int)*v7 <= 0 )
+        goto LABEL_32;
+      do
+      {
+        v12 = &pVertices[result];
+        if ( result )
+        {
+          if ( _4989E1(v20, &pVertices[result], a2, &static_AE3FA4)
+            && _498774(v20, v12, a2, &static_AE3FA4, &static_AE3FB4) )
+            AddVertex(&static_AE33A0, &static_AE3FB4);
+        }
+        else
+        {
+          v19 = &pVertices[result];
+        }
+        v20 = v12;
+        if ( _49895A(v12, a2, &static_AE3FA4) )
+          AddVertex(&static_AE33A0, v12);
+        v7 = pOutNumVertices;
+        result = a3a++ + 1;
+      }
+      while ( a3a < (signed int)*pOutNumVertices );
+      if ( !static_AE33A0.uNumVertices )
+        goto LABEL_32;
+      if ( _4989E1(v12, v19, a2, &static_AE3FA4)
+        && _498774(v12, v19, a2, &static_AE3FA4, &static_AE3FB4) )
+        AddVertex(&static_AE33A0, &static_AE3FB4);
+      v13 = static_AE33A0.uNumVertices;
+      a3b = 0;
+      if ( static_AE33A0.uNumVertices > 0 )
+      {
+        v14 = &static_AE33A0;
+        v15 = (char *)&pVertices->vWorldPosition.y;
+        for ( i = (char *)&static_AE33A0.pVertices[0].vWorldPosition.y - (char *)pVertices;
+              ;
+              i = (char *)&static_AE33A0.pVertices[0].vWorldPosition.y - (char *)pVertices )
+        {
+          ++a3b;
+          *((int *)v15 - 1) = *(unsigned int *)(&v14->pVertices[0].vWorldPosition.x);
+          v14 = (VertexBuffer *)((char *)v14 + 48);
+          *(float *)v15 = *(float *)&v15[(char *)&static_AE33A0 - (char *)pVertices];
+          *((float *)v15 + 1) = *(float *)&v15[i];
+          *((float *)v15 + 8) = *(float *)&v15[(char *)&static_AE33A0.pVertices[0].flt_20 - (char *)pVertices];
+          *((float *)v15 + 9) = *(float *)&v15[(char *)&static_AE33A0.pVertices[0].u - (char *)pVertices];
+          v13 = static_AE33A0.uNumVertices;
+          v15 += 48;
+          if ( a3b >= static_AE33A0.uNumVertices )
+            break;
+        }
+      }
+      v7 = pOutNumVertices;
+      v8 = v18;
+      *pOutNumVertices = v13;
+    }
+    result = v17;
+    ++a2;
+    v8 += 24;
+    v18 = v8;
+  }
+  while ( v17 < (signed int)uNumVertices );
+  if ( v21 < 3 )
+LABEL_32:
+    *v7 = 0;
+  return 1;
+}
+// AE3FE4: using guessed type char static_init_flag__AE3FB4_bit1__AE3FA4_bit2__AE33A0_bit3;
+
+//----- (004985FB) --------------------------------------------------------
+bool stru9::_4985FB(struct RenderVertexSoft *a1, signed int a2, struct RenderVertexSoft *a3, unsigned int *pOutNumVertices, struct Vec3_float_ *a5, float a6, char *a7, int unused)
+{
+  RenderVertexSoft *v9; // ecx@1
+  Vec3_float_ *v10; // esi@1
+  char *v11; // ebx@1
+  RenderVertexSoft *v12; // edi@1
+  double v13; // st7@1
+  bool result; // eax@4
+  signed int v15; // edx@9
+  RenderVertexSoft *v16; // ecx@9
+  double v17; // st7@9
+  double v18; // st6@12
+  signed int v19; // [sp+Ch] [bp-Ch]@7
+  float v20; // [sp+10h] [bp-8h]@1
+  bool v21; // [sp+14h] [bp-4h]@2
+
+  v9 = a1;
+  v10 = a5;
+  v11 = (char *)&a1->vWorldPosition.z;
+  v12 = a3;
+  v13 = a1->vWorldPosition.y * a5->y + a5->x * a1->vWorldPosition.x + a1->vWorldPosition.z * a5->z;
+  v20 = v13;
+  v21 = v13 >= a6;
+  result = 0;
+  *pOutNumVertices = 0;
+  if ( a2 <= 0 )
+    goto LABEL_19;
+  while ( 1 )
+  {
+    v19 = result + 1;
+    if ( v21 )
+    {
+      ++a3;
+      memcpy(v12, v11 - 8, 0x30u);
+      ++*pOutNumVertices;
+      v10 = a5;
+      v12 = a3;
+      v9 = a1;
+    }
+    v15 = 0;
+    v16 = &v9[(result + 1) % a2];
+    v17 = v16->vWorldPosition.z * v10->z + v16->vWorldPosition.y * v10->y + v10->x * v16->vWorldPosition.x;
+    if ( v17 >= a6 )
+      v15 = 1;
+    if ( v21 != v15 )
+    {
+      v18 = (a6 - v20) / (v17 - v20);
+      v12->vWorldPosition.x = (v16->vWorldPosition.x - *((float *)v11 - 2)) * v18 + *((float *)v11 - 2);
+      ++v12;
+      a3 = v12;
+      *((float *)v12 - 11) = (v16->vWorldPosition.y - *((float *)v11 - 1)) * v18 + *((float *)v11 - 1);
+      *((float *)v12 - 10) = (v16->vWorldPosition.z - *(float *)v11) * v18 + *(float *)v11;
+      *((float *)v12 - 3) = (v16->u - *((float *)v11 + 7)) * v18 + *((float *)v11 + 7);
+      *((float *)v12 - 2) = (v16->v - *((float *)v11 + 8)) * v18 + *((float *)v11 + 8);
+      ++*pOutNumVertices;
+      *a7 = 1;
+    }
+    ++result;
+    v11 += 48;
+    v21 = v15;
+    v20 = v17;
+    if ( v19 >= a2 )
+      break;
+    v9 = a1;
+  }
+  result = (bool)pOutNumVertices;
+  if ( (signed int)*pOutNumVertices >= 3 )
+    LOBYTE(result) = 1;
+  else
+LABEL_19:
+    LOBYTE(result) = 0;
+  return result;
+}
+
+//----- (00498737) --------------------------------------------------------
+void stru9::AddVertex(struct VertexBuffer *pVertexBuffer, struct RenderVertexSoft *pVertex)
+{
+  RenderVertexSoft *v3; // eax@1
+
+  v3 = &pVertexBuffer->pVertices[pVertexBuffer->uNumVertices];
+  v3->vWorldPosition.x = pVertex->vWorldPosition.x;
+  v3->vWorldPosition.y = pVertex->vWorldPosition.y;
+  v3->vWorldPosition.z = pVertex->vWorldPosition.z;
+  v3->u = pVertex->u;
+  v3->v = pVertex->v;
+  ++pVertexBuffer->uNumVertices;
+}
+
+//----- (00498774) --------------------------------------------------------
+bool stru9::_498774(struct RenderVertexSoft *a1, struct RenderVertexSoft *a2, struct RenderVertexSoft *a3, struct stru312 *a4, struct RenderVertexSoft *a5)
+{
+  RenderVertexSoft *v6; // ecx@5
+  bool result; // eax@5
+  double v8; // st7@5
+  __int16 v9; // fps@5
+  double v10; // st7@6
+  double v11; // st6@8
+  double v12; // st6@18
+  char v13; // c0@24
+  char v14; // c2@24
+  char v15; // c3@24
+  float a1a; // [sp+10h] [bp+8h]@5
+  
+  static stru312 static_AE3388;
+  /*if ( !(static_init_flag__AE3388_bit1__AE3378_bit2 & 1) )
+  {
+    static_init_flag__AE3388_bit1__AE3378_bit2 |= 1u;
+    stru312::stru312(&static_AE3388);
+    atexit(nullsub_16);
+  }*/
+  static stru312 static_AE3378;
+  /*if ( !(static_init_flag__AE3388_bit1__AE3378_bit2 & 2) )
+  {
+    static_init_flag__AE3388_bit1__AE3378_bit2 |= 2u;
+    stru312::stru312(&static_AE3378);
+    atexit(nullsub_15);
+  }*/
+  v6 = a1;
+  static_AE3378.flt_0 = a1->vWorldPosition.x - a3->vWorldPosition.x;
+  static_AE3378.flt_4 = a1->vWorldPosition.y - a3->vWorldPosition.y;
+  HIWORD(result) = HIWORD(a4);
+  static_AE3378.flt_8 = a1->vWorldPosition.z - a3->vWorldPosition.z;
+  static_AE3388.flt_0 = a2->vWorldPosition.x - a1->vWorldPosition.x;
+  static_AE3388.flt_4 = a2->vWorldPosition.y - a1->vWorldPosition.y;
+  static_AE3388.flt_8 = a2->vWorldPosition.z - a1->vWorldPosition.z;
+  a1a = static_AE3388.flt_0 * a4->flt_0 + static_AE3388.flt_8 * a4->flt_8 + static_AE3388.flt_4 * a4->flt_4;
+  v8 = static_AE3378.flt_0 * a4->flt_0 + static_AE3378.flt_8 * a4->flt_8 + static_AE3378.flt_4 * a4->flt_4;
+  //UNDEF(v9);
+  if ( a1a != 0.0 )
+  {
+    v10 = -(v8 / a1a);
+    if ( a1a <= 0.0 )
+    {
+      if ( v10 <= 0.0 )
+        v12 = 0.0;
+      else
+        v12 = v10;
+      if ( v12 <= 1.0 )
+      {
+        if ( v10 <= 0.0 )
+          v10 = (float)0.0;
+      }
+      else
+      {
+        v10 = 1.0;
+      }
+    }
+    else
+    {
+      if ( v10 >= 1.0 )
+        v11 = 1.0;
+      else
+        v11 = v10;
+      if ( v11 >= 0.0 )
+      {
+        if ( v10 >= 1.0 )
+          v10 = (float)1.0;
+      }
+      else
+      {
+        v10 = 0.0;
+      }
+    }
+    result = (bool)a5;
+    a5->vWorldPosition.x = (a2->vWorldPosition.x - v6->vWorldPosition.x) * v10 + v6->vWorldPosition.x;
+    a5->vWorldPosition.y = (a2->vWorldPosition.y - v6->vWorldPosition.y) * v10 + v6->vWorldPosition.y;
+    a5->vWorldPosition.z = (a2->vWorldPosition.z - v6->vWorldPosition.z) * v10 + v6->vWorldPosition.z;
+    a5->u = (a2->u - v6->u) * v10 + v6->u;
+    a5->v = (a2->v - v6->v) * v10 + v6->v;
+    goto LABEL_15;
+  }
+  v13 = v8 < 0.0;
+  v14 = 0;
+  v15 = v8 == 0.0;
+  BYTE1(result) = HIBYTE(v9);
+  if ( v8 < 0.0 )
+  {
+LABEL_15:
+    LOBYTE(result) = 1;
+    return result;
+  }
+  LOBYTE(result) = 0;
+  return result;
+}
+// AE3398: using guessed type char static_init_flag__AE3388_bit1__AE3378_bit2;
+
+//----- (0049895A) --------------------------------------------------------
+bool stru9::_49895A(struct RenderVertexSoft *a1, struct RenderVertexSoft *a2, struct stru312 *a3)
+{
+  double v4; // st7@3
+  double v5; // st7@3
+  __int16 v6; // fps@3
+  char v7; // c0@3
+  char v8; // c2@3
+  char v9; // c3@3
+  bool result; // eax@3
+  
+  static stru312 static_F942A0;
+  /*static bool __init_flag1 = false;
+  if (!__init_flag1)
+  {
+    __init_flag1 = true;
+
+    stru312::stru312(&static_F942A0);
+  }*/
+
+  static_F942A0.flt_0 = a1->vWorldPosition.x - a2->vWorldPosition.x;
+  static_F942A0.flt_4 = a1->vWorldPosition.y - a2->vWorldPosition.y;
+  v4 = a1->vWorldPosition.z - a2->vWorldPosition.z;
+  HIWORD(result) = HIWORD(a3);
+  static_F942A0.flt_8 = v4;
+  v5 = v4 * a3->flt_8 + static_F942A0.flt_4 * a3->flt_4 + static_F942A0.flt_0 * a3->flt_0;
+  //UNDEF(v6);
+  flt_F942B0 = v5;
+  v7 = v5 < 0.0;
+  v8 = 0;
+  v9 = v5 == 0.0;
+  BYTE1(result) = HIBYTE(v6);
+  LOBYTE(result) = v5 >= 0.0;
+  return result;
+}
+
+
+//----- (004989E1) --------------------------------------------------------
+bool stru9::_4989E1(struct RenderVertexSoft *a1, struct RenderVertexSoft *a2, struct RenderVertexSoft *a3, struct stru312 *a4)
+{
+  bool r1;
+  bool r2;
+
+  r1 = _49895A(a1, a3, a4);
+  r2 = _49895A(a2, a3, a4);
+  return !r1 && r2 == 1 ||
+         r1 == 1 && !r2;
+}
+
+//----- (004980B9) --------------------------------------------------------
+bool stru9::_4980B9(RenderVertexSoft *a1, signed int a2, float a3, float a4, float a5, RenderVertexSoft *a6, unsigned int *pOutNumVertices)
+{
+  bool result; // eax@7
+  unsigned int *v9; // ebx@7
+  char *v10; // edi@8
+  RenderVertexSoft *v11; // esi@9
+  RenderVertexSoft *v12; // ecx@9
+  double v13; // st7@12
+  double v14; // st6@12
+  double v15; // st5@12
+  RenderVertexSoft *v16; // edi@13
+  int v17; // ecx@25
+  VertexBuffer *v18; // edx@26
+  char *v19; // eax@26
+  unsigned int i; // ecx@26
+  bool v21; // [sp+0h] [bp-24h]@9
+  char *v22; // [sp+Ch] [bp-18h]@8
+  RenderVertexSoft *a2a; // [sp+10h] [bp-14h]@0
+  RenderVertexSoft *a1a; // [sp+14h] [bp-10h]@0
+  signed int v25; // [sp+18h] [bp-Ch]@7
+  signed int v26; // [sp+1Ch] [bp-8h]@12
+  int v27; // [sp+1Ch] [bp-8h]@25
+  stru9 *thisa; // [sp+20h] [bp-4h]@1
+
+  thisa = this;
+
+  static RenderVertexSoft stru_AE4BFC;
+  static bool __init_flag1 = false;
+  if (!__init_flag1)
+  {
+    __init_flag1 = true;
+
+    stru_AE4BFC.flt_2C = 0.0;
+  }
+
+  static stru312 static_sub_4980B9_stru_AE4BEC; // idb
+  static bool __init_flag2 = false;
+  if (!__init_flag2)
+  {
+    __init_flag2 = true;
+
+    //stru312::stru312(&static_sub_4980B9_stru_AE4BEC);
+  }
+  
+  static VertexBuffer static_sub_4980B9_stru_AE3FE8; // idb
+  static bool __init_flag3 = false;
+  if (!__init_flag3)
+  {
+    __init_flag3 = true;
+
+    //VertexBuffer::VertexBuffer(&static_sub_4980B9_stru_AE3FE8);
+  }
+
+  result = 0;
+  v9 = pOutNumVertices;
+  v25 = 0;
+  if ( a2 <= 0 )
+    goto LABEL_32;
+  v10 = (char *)&a1->vWorldPosition.z;
+  v22 = (char *)&a1->vWorldPosition.z;
+  do
+  {
+    v11 = (RenderVertexSoft *)(v10 - 8);
+    v21 = result + 1;
+    v12 = &a1[(result + 1) % a2];
+    if ( *((float *)v10 - 2) != v12->vWorldPosition.x
+      || *((float *)v10 - 1) != v12->vWorldPosition.y
+      || *(float *)v10 != v12->vWorldPosition.z )
+    {
+      v13 = v12->vWorldPosition.x - v11->vWorldPosition.x;
+      v14 = v12->vWorldPosition.y - *((float *)v10 - 1);
+      v15 = v12->vWorldPosition.z - *(float *)v10;
+      ++v25;
+      result = 0;
+      static_sub_4980B9_stru_AE3FE8.uNumVertices = 0;
+      v26 = 0;
+      static_sub_4980B9_stru_AE4BEC.flt_0 = a4 * v15 - v14 * a5;
+      static_sub_4980B9_stru_AE4BEC.flt_4 = v13 * a5 - v15 * a3;
+      static_sub_4980B9_stru_AE4BEC.flt_8 = v14 * a3 - v13 * a4;
+      if ( (signed int)*v9 <= 0 )
+        goto LABEL_32;
+      do
+      {
+        v16 = &a6[result];
+        if ( result )
+        {
+          if ( _4989E1(a1a, &a6[result], v11, &static_sub_4980B9_stru_AE4BEC)
+            && _498774(a1a, v16, v11, &static_sub_4980B9_stru_AE4BEC, &stru_AE4BFC) )
+            AddVertex(&static_sub_4980B9_stru_AE3FE8, &stru_AE4BFC);
+        }
+        else
+        {
+          a2a = &a6[result];
+        }
+        a1a = v16;
+        if ( _49895A(v16, v11, &static_sub_4980B9_stru_AE4BEC) )
+          AddVertex(&static_sub_4980B9_stru_AE3FE8, v16);
+        v9 = pOutNumVertices;
+        result = v26++ + 1;
+      }
+      while ( v26 < (signed int)*pOutNumVertices );
+      if ( !static_sub_4980B9_stru_AE3FE8.uNumVertices )
+        goto LABEL_32;
+      if ( _4989E1(v16, a2a, v11, &static_sub_4980B9_stru_AE4BEC)
+        && _498774(v16, a2a, v11, &static_sub_4980B9_stru_AE4BEC, &stru_AE4BFC) )
+        AddVertex(&static_sub_4980B9_stru_AE3FE8, &stru_AE4BFC);
+      v17 = static_sub_4980B9_stru_AE3FE8.uNumVertices;
+      v27 = 0;
+      if ( static_sub_4980B9_stru_AE3FE8.uNumVertices > 0 )
+      {
+        v18 = &static_sub_4980B9_stru_AE3FE8;
+        v19 = (char *)&a6->vWorldPosition.y;
+        for ( i = (char *)&static_sub_4980B9_stru_AE3FE8.pVertices[0].flt_20 - (char *)a6;
+              ;
+              i = (char *)&static_sub_4980B9_stru_AE3FE8.pVertices[0].flt_20 - (char *)a6 )
+        {
+          ++v27;
+          *((int *)v19 - 1) = LODWORD(v18->pVertices[0].vWorldPosition.x);
+          v18 = (VertexBuffer *)((char *)v18 + 48);
+          *(float *)v19 = *(float *)&v19[(char *)&static_sub_4980B9_stru_AE3FE8 - (char *)a6];
+          *((float *)v19 + 1) = *(float *)&v19[(char *)&static_sub_4980B9_stru_AE3FE8.pVertices[0].vWorldPosition.y
+                                             - (char *)a6];
+          *((float *)v19 + 8) = *(float *)&v19[i];
+          *((float *)v19 + 9) = *(float *)&v19[(char *)&static_sub_4980B9_stru_AE3FE8.pVertices[0].u - (char *)a6];
+          v17 = static_sub_4980B9_stru_AE3FE8.uNumVertices;
+          v19 += 48;
+          if ( v27 >= static_sub_4980B9_stru_AE3FE8.uNumVertices )
+            break;
+        }
+      }
+      v9 = pOutNumVertices;
+      v10 = v22;
+      *pOutNumVertices = v17;
+    }
+    result = v21;
+    v10 += 48;
+    v22 = v10;
+  }
+  while ( v21 < a2 );
+  if ( v25 < 3 )
+LABEL_32:
+    *v9 = 0;
+  return 1;
+}
+// AE4C2C: using guessed type char static_sub_4980B9_byte_AE4C2C_init_flag;
\ No newline at end of file