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Parse cmap sections, and add a block check

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KillzXGaming 2019-07-17 19:01:06 -04:00
parent aa0bbfc57c
commit 80655a6aaa
4 changed files with 139 additions and 23 deletions
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BIN
.vs/Toolbox/v15/.suo
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132
File_Format_Library/FileFormats/Font/BFFNT.cs
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@ -166,18 +166,39 @@ namespace FirstPlugin
ushort Padding = reader.ReadUInt16();
reader.Seek(HeaderSize, SeekOrigin.Begin);
string SignatureCheck = CheckSignature(reader);
switch (SignatureCheck)
{
case "FINF":
FontSection = new FINF();
FontSection.Read(reader, this);
Blocks.Add(FontSection);
//Check for any unread blocks
reader.Seek(HeaderSize, SeekOrigin.Begin);
while (!reader.EndOfStream)
{
long BlockStart = reader.Position;
string BlockSignature = reader.ReadString(4, Encoding.ASCII);
uint BlockSize = reader.ReadUInt32();
switch (BlockSignature)
{
case "FFNT":
case "CMAP":
case "CWDH":
case "TGLP":
case "FINF":
break;
case "KRNG": //What the HECK is this section
break;
default:
throw new NotImplementedException("Unsupported block found! " + SignatureCheck);
throw new Exception("Unknown block found! " + BlockSignature);
}
reader.SeekBegin(BlockStart + BlockSize);
}
reader.Close();
reader.Dispose();
}
@ -205,6 +226,14 @@ namespace FirstPlugin
}
}
public class KRNG
{
public void Read(FileReader reader)
{
}
}
public enum Gx2ImageFormats
{
RGBA8_UNORM,
@ -469,6 +498,8 @@ namespace FirstPlugin
public class FINF : BFFNT_Block
{
public Dictionary<char, int> CodeMapDictionary = new Dictionary<char, int>();
public uint Size;
public FontType Type { get; set; }
public byte Width { get; set; }
@ -559,7 +590,7 @@ namespace FirstPlugin
public BNTX BinaryTextureFile;
public List<Gx2ImageBlock> Gx2Textures = new List<Gx2ImageBlock>();
public uint Size;
public uint SectionSize;
public byte CellWidth { get; set; }
public byte CellHeight { get; set; }
public byte MaxCharWidth { get; set; }
@ -578,7 +609,7 @@ namespace FirstPlugin
string Signature = reader.ReadString(4, Encoding.ASCII);
if (Signature != "TGLP")
throw new Exception($"Invalid signature {Signature}! Expected TGLP.");
Size = reader.ReadUInt32();
SectionSize = reader.ReadUInt32();
CellWidth = reader.ReadByte();
CellHeight = reader.ReadByte();
SheetCount = reader.ReadByte();
@ -653,8 +684,10 @@ namespace FirstPlugin
public class CMAP
{
public uint CharacterCodeBegin { get; set; }
public uint CharacterCodeEnd { get; set; }
public uint SectionSize;
public char CharacterCodeBegin { get; set; }
public char CharacterCodeEnd { get; set; }
public Mapping MappingMethod { get; set; }
@ -667,29 +700,80 @@ namespace FirstPlugin
Scan,
}
public CMAP NextCodeMapSection { get; set; }
public void Read(FileReader reader, FFNT header)
{
uint CodeBegin = 0;
uint CodeEnd = 0;
long pos = reader.Position;
reader.ReadSignature(4, "CMAP");
uint SectionSize = reader.ReadUInt32();
if (header.Version > 0x3000000)
SectionSize = reader.ReadUInt32();
if (header.Version.SwapBytes() > 0x3000000 || header.Version > 0x00000103)
{
CharacterCodeBegin = reader.ReadUInt32();
CharacterCodeEnd = reader.ReadUInt32();
CodeBegin = reader.ReadUInt32();
CodeEnd = reader.ReadUInt32();
MappingMethod = reader.ReadEnum<Mapping>(true);
Padding = reader.ReadUInt16();
}
else
{
CharacterCodeBegin = reader.ReadUInt16();
CharacterCodeEnd = reader.ReadUInt16();
CodeBegin = reader.ReadUInt16();
CodeEnd = reader.ReadUInt16();
MappingMethod = reader.ReadEnum<Mapping>(true);
Padding = reader.ReadUInt16();
}
CharacterCodeBegin = (char)CodeBegin;
CharacterCodeEnd = (char)CodeEnd;
uint NextMapOffset = reader.ReadUInt32();
//Mapping methods from
https://github.com/IcySon55/Kuriimu/blob/f670c2719affc1eaef8b4c40e40985881247acc7/src/Cetera/Font/BFFNT.cs#L211
switch (MappingMethod)
{
case Mapping.Direct:
var charOffset = reader.ReadUInt16();
for (char i = CharacterCodeBegin; i <= CharacterCodeEnd; i++)
{
int idx = i - CharacterCodeBegin + charOffset;
header.FontSection.CodeMapDictionary[i] = idx < ushort.MaxValue ? idx : 0;
}
break;
case Mapping.Table:
for (char i = CharacterCodeBegin; i <= CharacterCodeEnd; i++)
{
short idx = reader.ReadInt16();
if (idx != -1) header.FontSection.CodeMapDictionary[i] = idx;
}
break;
case Mapping.Scan:
var CharEntryCount = reader.ReadUInt16();
for (int i = 0; i < CharEntryCount; i++)
{
char charCode = reader.ReadChar();
short index = reader.ReadInt16();
if (index != -1) header.FontSection.CodeMapDictionary[charCode] = index;
}
break;
}
if (NextMapOffset != 0)
{
reader.Seek(NextMapOffset - 8, SeekOrigin.Current);
reader.SeekBegin(NextMapOffset - 8);
NextCodeMapSection = new CMAP();
NextCodeMapSection.Read(reader, header);
}
else
reader.SeekBegin(pos + SectionSize);
}
public void Write()
{
}
}
@ -707,15 +791,25 @@ namespace FirstPlugin
get { return (ushort)(GlobalIndexLastWidthEntry - GlobalIndexFirstWidthEntry + 1); }
}
public uint SectionSize;
public void Read(FileReader reader, FFNT header)
{
long pos = reader.Position;
reader.ReadSignature(4, "CWDH");
uint SectionSize = reader.ReadUInt32();
SectionSize = reader.ReadUInt32();
GlobalIndexFirstWidthEntry = reader.ReadUInt16();
GlobalIndexLastWidthEntry = reader.ReadUInt16();
uint NextWidthSectionOffset = reader.ReadUInt32();
reader.Seek((int)NextWidthSectionOffset - 8, SeekOrigin.Current);
if (NextWidthSectionOffset != 0)
{
reader.SeekBegin((int)NextWidthSectionOffset - 8);
NextWidthSection = new CWDH();
NextWidthSection.Read(reader, header);
}
else
reader.SeekBegin(pos + SectionSize);
}
}

21
Switch_Toolbox_Library/IO/Extensions/UintExtension.cs Normal file
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@ -0,0 +1,21 @@
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.IO;
namespace System
{
public static class UintExtension
{
public static uint SwapBytes(this uint value)
{
byte[] bytes = BitConverter.GetBytes(value);
Array.Reverse(bytes);
return BitConverter.ToUInt32(bytes, 0);
}
}
}

1
Switch_Toolbox_Library/Toolbox_Library.csproj
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@ -227,6 +227,7 @@
<DependentUpon>SceneSelector.cs</DependentUpon>
</Compile>
<Compile Include="Interfaces\ITextureContainer.cs" />
<Compile Include="IO\Extensions\UintExtension.cs" />
<Compile Include="Rendering\GenericModelRenderer\GenericModelRenderer.cs" />
<Compile Include="Rendering\GenericModelRenderer\GenericRenderedObject.cs" />
<Compile Include="Security\Cryptography\crc32.cs" />