private static Scroll FindMatchingScroll(List <ScrollObject> scrolls, int vertexSegmentedAddress, TextureDescription td)
{
foreach (ScrollObject scroll in scrolls)
{
if (scroll is EditorScroll editorScroll)
{
if (editorScroll.segmentedAddress <= vertexSegmentedAddress &&
vertexSegmentedAddress < editorScroll.segmentedAddress + editorScroll.vertexCount * 0x10)
{
return(scroll);
}
}
if (scroll is TextureScroll textureScroll)
{
if (td.f2SegmentedAddress == textureScroll.segmentedAddress)
{
return(scroll);
}
}
}
return(null);
}
public static void GetTriangleMap(ROM realRom, Region region, int maxDLLength, List <ScrollObject> scrolls, out TriangleMap map, out SortedRegionList vertexData)
{
TriangleMapParseState state = new TriangleMapParseState(scrolls);
DisplayListRegion dlRegion = (DisplayListRegion)region;
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();
// Check map validity
// There are 2 possible ways to mess up scroll
// 'Too much' - scroll is performing too much scrolling, 1st warn detect, 2nd falsing, 3rd can fix such scroll if scrolls are done properly
// 'Not enough' - scroll is not scrolling the whole texture, 2nd warn may be able to detect that, no fix yet but 'stretch' the scroll should work
// I assume there is no scrolls that do not correspond to no texture, such case will leave weird things :)
// Currently ScrollingTextures cannot be longed so it is impossible to fix 'Not enough' :(
List <ScrollingTextureDescription> brokenTextures = new List <ScrollingTextureDescription>();
{
// Not enough
HashSet <TextureDescription> scrollingTds = new HashSet <TextureDescription>(map.map.Keys.Where(k => k.scroll != null));
foreach (TextureDescription td in scrollingTds)
{
var stds = map.map.Keys.Where(k => k.Equals(td)).ToList();
if (stds.Count() > 1)
{
int a = 0;
}
}
// Check if scroll 'fits'
foreach (ScrollingTextureDescription std in map.map.Keys)
{
if (std.scroll == null)
{
continue;
}
if (!std.vertexRegions.Equals(std.scrollRegions))
{
brokenTextures.Add(std);
}
}
}
foreach (ScrollingTextureDescription brokenTd in brokenTextures)
{
if (brokenTd.omitScrollCheck)
{
continue;
}
// Figure out the way to "heal", either drop scroll or extend it
// If scroll does not start at the same place, just drop it, such solution may backfire if 2 scrolls intersect
bool shouldDrop = brokenTd.scrollRegions.RegionList.First().Key != brokenTd.vertexRegions.RegionList.First().Key;
if (shouldDrop)
{
// Find if texture without scroll exists, if it does, merge tris in it, otherwise drop the scroll
List <ScrollingTextureDescription> similarTextures = map.map.Keys.Where(k => k.scroll == null).Where(k => TextureDescription.Equals(brokenTd, k)).ToList();
if (similarTextures.Count() != 0)
{
ScrollingTextureDescription stdNoScroll = similarTextures[0];
List <Triangle> tris = map.map[brokenTd];
map.map.Remove(brokenTd);
map.map[stdNoScroll].AddRange(tris);
}
else
{
state.td.scroll = null;
}
}
else
{
// Find if texture without scroll exists, if it does, merge tris from it (make it scroll)
List <ScrollingTextureDescription> similarTextures = map.map.Keys.Where(k => k.scroll == null).Where(k => TextureDescription.Equals(brokenTd, k)).ToList();
foreach (ScrollingTextureDescription similarStd in similarTextures)
{
List <Triangle> tris = map.map[similarStd];
map.map.Remove(similarStd);
map.map[brokenTd].AddRange(tris);
}
}
}
vertexData = state.vertexBytes;
}
public override bool Equals(object obj)
{
TextureDescription list = (TextureDescription)(obj);
return(Enumerable.SequenceEqual(cmds, list.cmds));
}
static public bool Equals(TextureDescription td1, TextureDescription td2)
{
return(Enumerable.SequenceEqual(td1.cmds, td2.cmds));
}
public void AddRange(TextureDescription other)
{
cmds.AddRange(other.cmds);
f2SegmentedAddress = other.f2SegmentedAddress;
}