From d0ca535ab8e4461ae0c82608c49af55e5d0298d5 Mon Sep 17 00:00:00 2001
From: Shauren <shauren.trinity@gmail.com>
Date: Sat, 24 Apr 2021 23:31:41 +0200
Subject: Core/Vmaps: Prepare vmaps for reading new WMO chunk - MOVX,
 replacement for MOVI using larger data type (currently unused in 9.0.5
 client)

---
 src/tools/vmap4_assembler/TileAssembler.cpp |  4 +--
 src/tools/vmap4_extractor/model.cpp         | 10 +++++---
 src/tools/vmap4_extractor/model.h           |  2 +-
 src/tools/vmap4_extractor/wmo.cpp           | 39 ++++++++++++++++-------------
 src/tools/vmap4_extractor/wmo.h             |  3 +--
 5 files changed, 31 insertions(+), 27 deletions(-)

(limited to 'src')

diff --git a/src/tools/vmap4_assembler/TileAssembler.cpp b/src/tools/vmap4_assembler/TileAssembler.cpp
index ed9406eca96..0fadabd6f54 100644
--- a/src/tools/vmap4_assembler/TileAssembler.cpp
+++ b/src/tools/vmap4_assembler/TileAssembler.cpp
@@ -427,8 +427,8 @@ namespace VMAP
         READ_OR_RETURN(&nindexes, sizeof(uint32));
         if (nindexes >0)
         {
-            uint16 *indexarray = new uint16[nindexes];
-            READ_OR_RETURN_WITH_DELETE(indexarray, nindexes*sizeof(uint16));
+            uint32 *indexarray = new uint32[nindexes];
+            READ_OR_RETURN_WITH_DELETE(indexarray, nindexes*sizeof(uint32));
             triangles.reserve(nindexes / 3);
             for (uint32 i=0; i<nindexes; i+=3)
                 triangles.push_back(MeshTriangle(indexarray[i], indexarray[i+1], indexarray[i+2]));
diff --git a/src/tools/vmap4_extractor/model.cpp b/src/tools/vmap4_extractor/model.cpp
index 0ab2a8ad4b3..887e4425cf9 100644
--- a/src/tools/vmap4_extractor/model.cpp
+++ b/src/tools/vmap4_extractor/model.cpp
@@ -69,8 +69,10 @@ bool Model::open()
             vertices[i] = fixCoordSystem(vertices[i]);
         f.seek(m2start);
         f.seekRelative(header.ofsBoundingTriangles);
-        indices = new uint16[header.nBoundingTriangles];
-        f.read(indices,header.nBoundingTriangles*2);
+        indices = new uint32[header.nBoundingTriangles];
+        std::unique_ptr<uint16[]> tempindices = std::make_unique<uint16[]>(header.nBoundingTriangles);
+        f.read(tempindices.get(), header.nBoundingTriangles * 2);
+        std::copy_n(tempindices.get(), header.nBoundingTriangles, indices);
         f.close();
     }
     else
@@ -117,12 +119,12 @@ bool Model::ConvertToVMAPModel(const char * outfilename)
         {
             if ((i % 3) - 1 == 0 && i + 1 < nIndexes)
             {
-                uint16 tmp = indices[i];
+                uint32 tmp = indices[i];
                 indices[i] = indices[i + 1];
                 indices[i + 1] = tmp;
             }
         }
-        fwrite(indices, sizeof(unsigned short), nIndexes, output);
+        fwrite(indices, sizeof(uint32), nIndexes, output);
     }
 
     fwrite("VERT", 4, 1, output);
diff --git a/src/tools/vmap4_extractor/model.h b/src/tools/vmap4_extractor/model.h
index 5dc3b95ae69..8a494229919 100644
--- a/src/tools/vmap4_extractor/model.h
+++ b/src/tools/vmap4_extractor/model.h
@@ -43,7 +43,7 @@ private:
 public:
     ModelHeader header;
     Vec3D* vertices;
-    uint16* indices;
+    uint32* indices;
     AaBox3D bounds;
 
     bool open();
diff --git a/src/tools/vmap4_extractor/wmo.cpp b/src/tools/vmap4_extractor/wmo.cpp
index 9da996bc923..af5355b6db6 100644
--- a/src/tools/vmap4_extractor/wmo.cpp
+++ b/src/tools/vmap4_extractor/wmo.cpp
@@ -203,7 +203,7 @@ bool WMORoot::ConvertToVMAPRootWmo(FILE* pOutfile)
 }
 
 WMOGroup::WMOGroup(const std::string &filename) :
-    filename(filename), MOPY(nullptr), MOVI(nullptr), MoviEx(nullptr), MOVT(nullptr), MOBA(nullptr), MobaEx(nullptr),
+    filename(filename), MOPY(nullptr), MOVX(nullptr), MOVT(nullptr), MOBA(nullptr), MobaEx(nullptr),
     hlq(nullptr), LiquEx(nullptr), LiquBytes(nullptr), groupName(0), descGroupName(0), mogpFlags(0),
     moprIdx(0), moprNItems(0), nBatchA(0), nBatchB(0), nBatchC(0), fogIdx(0),
     groupLiquid(0), groupWMOID(0), mopy_size(0), moba_size(0), LiquEx_size(0),
@@ -268,8 +268,15 @@ bool WMOGroup::open(WMORoot* rootWMO)
         }
         else if (!strcmp(fourcc,"MOVI"))
         {
-            MOVI = new uint16[size/2];
-            f.read(MOVI, size);
+            MOVX = std::make_unique<uint32[]>(size / 2);
+            std::unique_ptr<uint16[]> MOVI = std::make_unique<uint16[]>(size / 2);
+            f.read(MOVI.get(), size);
+            std::copy_n(MOVI.get(), size / 2, MOVX.get());
+        }
+        else if (!strcmp(fourcc,"MOVX"))
+        {
+            MOVX = std::make_unique<uint32[]>(size / 2);
+            f.read(MOVX.get(), size);
         }
         else if (!strcmp(fourcc,"MOVT"))
         {
@@ -379,7 +386,7 @@ int WMOGroup::ConvertToVMAPGroupWmo(FILE* output, bool preciseVectorData)
         }
         if(nIdexes >0)
         {
-            if(fwrite(MOVI, sizeof(unsigned short), nIdexes, output) != nIdexes)
+            if (fwrite(MOVX.get(), sizeof(uint32), nIdexes, output) != nIdexes)
             {
                 printf("Error while writing file indexarray");
                 exit(0);
@@ -433,9 +440,9 @@ int WMOGroup::ConvertToVMAPGroupWmo(FILE* output, bool preciseVectorData)
 
         //-------INDX------------------------------------
         //-------MOPY--------
-        MoviEx = new uint16[nTriangles*3]; // "worst case" size...
-        int *IndexRenum = new int[nVertices];
-        memset(IndexRenum, 0xFF, nVertices*sizeof(int));
+        std::unique_ptr<uint32[]> MovxEx = std::make_unique<uint32[]>(nTriangles*3); // "worst case" size...
+        std::unique_ptr<uint32[]> IndexRenum = std::make_unique<uint32[]>(nVertices);
+        std::fill_n(IndexRenum.get(), nVertices, 0xFFFFFFFF);
         for (int i=0; i<nTriangles; ++i)
         {
             // Skip no collision triangles
@@ -448,14 +455,14 @@ int WMOGroup::ConvertToVMAPGroupWmo(FILE* output, bool preciseVectorData)
             // Use this triangle
             for (int j=0; j<3; ++j)
             {
-                IndexRenum[MOVI[3*i + j]] = 1;
-                MoviEx[3*nColTriangles + j] = MOVI[3*i + j];
+                IndexRenum[MOVX[3*i + j]] = 1;
+                MovxEx[3*nColTriangles + j] = MOVX[3*i + j];
             }
             ++nColTriangles;
         }
 
         // assign new vertex index numbers
-        int nColVertices = 0;
+        uint32 nColVertices = 0;
         for (uint32 i=0; i<nVertices; ++i)
         {
             if (IndexRenum[i] == 1)
@@ -468,17 +475,17 @@ int WMOGroup::ConvertToVMAPGroupWmo(FILE* output, bool preciseVectorData)
         // translate triangle indices to new numbers
         for (int i=0; i<3*nColTriangles; ++i)
         {
-            ASSERT(MoviEx[i] < nVertices);
-            MoviEx[i] = IndexRenum[MoviEx[i]];
+            ASSERT(MovxEx[i] < nVertices);
+            MovxEx[i] = IndexRenum[MovxEx[i]];
         }
 
         // write triangle indices
         int INDX[] = {0x58444E49, nColTriangles*6+4, nColTriangles*3};
         fwrite(INDX,4,3,output);
-        fwrite(MoviEx,2,nColTriangles*3,output);
+        fwrite(MovxEx.get(),4,nColTriangles*3,output);
 
         // write vertices
-        int VERT[] = {0x54524556, nColVertices*3*static_cast<int>(sizeof(float))+4, nColVertices};// "VERT"
+        uint32 VERT[] = {0x54524556u, nColVertices*3*static_cast<uint32>(sizeof(float))+4, nColVertices};// "VERT"
         int check = 3*nColVertices;
         fwrite(VERT,4,3,output);
         for (uint32 i=0; i<nVertices; ++i)
@@ -486,9 +493,6 @@ int WMOGroup::ConvertToVMAPGroupWmo(FILE* output, bool preciseVectorData)
                 check -= fwrite(MOVT+3*i, sizeof(float), 3, output);
 
         ASSERT(check==0);
-
-        delete [] MoviEx;
-        delete [] IndexRenum;
     }
 
     //------LIQU------------------------
@@ -555,7 +559,6 @@ bool WMOGroup::ShouldSkip(WMORoot const* root) const
 WMOGroup::~WMOGroup()
 {
     delete [] MOPY;
-    delete [] MOVI;
     delete [] MOVT;
     delete [] MOBA;
     delete hlq;
diff --git a/src/tools/vmap4_extractor/wmo.h b/src/tools/vmap4_extractor/wmo.h
index a2dc39a2e81..f5f364d2302 100644
--- a/src/tools/vmap4_extractor/wmo.h
+++ b/src/tools/vmap4_extractor/wmo.h
@@ -125,8 +125,7 @@ public:
     // MOGP
 
     char* MOPY;
-    uint16* MOVI;
-    uint16* MoviEx;
+    std::unique_ptr<uint32[]> MOVX;
     float* MOVT;
     uint16* MOBA;
     int* MobaEx;
-- 
cgit v1.2.3