public static void RebuildTriangleMap(ROM realRom, Region region, int maxDLLength, TriangleMap map, SortedRegionList vertexData, ScrollFactory factory)
{
ROM fakeRom = (ROM)realRom.Clone();
// bzero
fakeRom.PushOffset(region.romStart);
{
do
{
fakeRom.Write64(0x0101010101010101);
fakeRom.AddOffset(8);
} while (fakeRom.offset < region.romStart + region.length);
}
fakeRom.PopOffset();
fakeRom.offset = region.romStart;
int triangleMapLength = map.MakeF3D(fakeRom, vertexData, factory);
if (triangleMapLength > maxDLLength)
{
throw new OutOfMemoryException("No memory for DL available :(");
}
realRom.TransferFrom(fakeRom);
realRom.offset = fakeRom.offset;
region.length = realRom.offset - region.romStart;
region.data = new byte[region.length];
realRom.ReadData(region.romStart, region.length, region.data);
}
public static void PerformTriangleMapRebuild(ROM realRom, Region region, int maxDLLength, List <ScrollObject> scrolls)
{
TriangleMapParseState state = new TriangleMapParseState(scrolls);
DisplayListRegion dlRegion = (DisplayListRegion)region;
TriangleMap map = new TriangleMap();
realRom.PushOffset(region.romStart);
byte curCmdIndex;
do
{
curCmdIndex = realRom.Read8();
TriangleMapParserCmd func = triangleMapParser[curCmdIndex];
func(realRom, map, state);
realRom.AddOffset(8);
}while (realRom.offset < region.romStart + region.length);
realRom.PopOffset();
ROM fakeRom = (ROM)realRom.Clone();
// bzero
fakeRom.PushOffset(region.romStart);
{
do
{
fakeRom.Write64(0x0101010101010101);
fakeRom.AddOffset(8);
} while (fakeRom.offset < region.romStart + region.length);
}
fakeRom.PopOffset();
fakeRom.offset = region.romStart;
int triangleMapLength = map.MakeF3D(fakeRom, state.vertexBytes, new ScrollFactory(scrolls));
if (triangleMapLength > maxDLLength)
{
throw new OutOfMemoryException("No memory for DL available :(");
}
realRom.TransferFrom(fakeRom);
realRom.offset = fakeRom.offset;
region.length = realRom.offset - region.romStart;
region.data = new byte[region.length];
realRom.ReadData(region.romStart, region.length, region.data);
}