V1 release of custom map code

src/Common/Game/T6/T6.h

@@ -253,9 +253,9 @@ namespace T6
 
     enum CM_MATERIAL_TYPE
     {
-        NO_COLOUR_OR_TEXTURE,
         CM_MATERIAL_COLOUR,
-        CM_MATERIAL_TEXTURE
+        CM_MATERIAL_TEXTURE,
+        CM_MATERIAL_EMPTY
     };
 
     struct customMapMaterial
@@ -266,7 +266,6 @@ namespace T6
 
     struct worldSurface
     {
-        char flags;
         customMapMaterial material;
 
         // char lightmapIndex;

src/Common/Game/T6/T6_Assets.h

@@ -1233,6 +1233,30 @@ namespace T6
     typedef tdef_align32(4) char aligned_byte_pointer;
     typedef tdef_align32(4) GfxCompressedLightGridCoeffs GfxCompressedLightGridCoeffs_align4;
 
+    struct GfxLightGridUnk
+    {
+        char unknown1;
+        char unknown2;
+        char unknown3;
+        char unknown4;
+        char unknown5;
+        char unknown6;
+        char unknown7;
+        char unknown8;
+    };
+
+
+    struct GfxLightGridRow
+    {
+        unsigned __int16 colStart;
+        unsigned __int16 colCount;
+        unsigned __int16 zStart;
+        unsigned __int16 zCount;
+        unsigned int firstEntry;
+        GfxLightGridUnk unk;
+    };
+
+
     struct GfxLightGrid
     {
         unsigned int sunPrimaryLightIndex;
@@ -1243,7 +1267,7 @@ namespace T6
         unsigned int colAxis;
         uint16_t* rowDataStart;
         unsigned int rawRowDataSize;
-        aligned_byte_pointer* rawRowData;
+        aligned_byte_pointer* rawRowData; // GfxLightGridRow
         unsigned int entryCount;
         GfxLightGridEntry* entries;
         unsigned int colorCount;