public static void PerformVisualMapRebuild(ROM realRom, Region region, int maxDLLength)
{
// This is fake rom but it works anyways, just more convenient
// Want to be safe with overwriting the whole display list
ROM fakeRom = new ROM(region.data);
VisualMapParseState state = new VisualMapParseState();
DisplayListRegion dlRegion = (DisplayListRegion)region;
VisualMap map = new VisualMap();
byte curCmdIndex;
do
{
curCmdIndex = fakeRom.Read8();
VisualMapParserCmd func = visualMapParser[curCmdIndex];
func(fakeRom, map, state);
fakeRom.AddOffset(8);
}while (fakeRom.offset < region.length);
ROM visualMapROM = new ROM(new byte[maxDLLength]);
int visualMapLength = map.MakeF3D(visualMapROM);
// Now write data to real rom + trimming
// bzero
fakeRom.offset = 0;
realRom.PushOffset(region.romStart);
{
do
{
realRom.Write64(0x0101010101010101);
realRom.AddOffset(8);
fakeRom.AddOffset(8);
} while (fakeRom.offset < region.length);
}
realRom.PopOffset();
visualMapROM.offset = 0;
realRom.PushOffset(region.romStart);
{
int start = region.romStart;
do
{
Int64 cmd = visualMapROM.Read64();
visualMapROM.AddOffset(8);
realRom.Write64((ulong)cmd);
realRom.AddOffset(8);
} while (visualMapROM.offset < visualMapLength);
region.length = realRom.offset - start;
region.data = new byte[region.length];
realRom.ReadData(region.romStart, region.length, region.data);
}
realRom.PopOffset();
}
public static void PerformRegionOptimize(ROM realRom, Region region, FixConfig config)
{
// This is fake rom but it works anyways, just more convenient
// Want to be safe with overwriting the whole display list
ROM fakeRom = new ROM(region.data);
RegionOptimizeState state = new RegionOptimizeState(config);
DisplayListRegion dlRegion = (DisplayListRegion)region;
byte curCmdIndex;
do
{
curCmdIndex = fakeRom.Read8();
OptimizeParserCmd func = optimizeParser[curCmdIndex];
func(fakeRom, dlRegion, state);
fakeRom.AddOffset(8);
}while (fakeRom.offset < region.length);
// Now write data to real rom + trimming
// bzero
fakeRom.offset = 0;
realRom.PushOffset(region.romStart);
{
do
{
realRom.Write64(0x0101010101010101);
realRom.AddOffset(8);
fakeRom.AddOffset(8);
} while (fakeRom.offset < region.length);
}
realRom.PopOffset();
fakeRom.offset = 0;
realRom.PushOffset(region.romStart);
{
int start = region.romStart;
do
{
Int64 cmd = fakeRom.Read64();
fakeRom.AddOffset(8);
if (config.trimNOPs && cmd == 0 && dlRegion.isUnusedTrimmingAllowed)
{
continue;
}
realRom.Write64((ulong)cmd);
realRom.AddOffset(8);
} while (fakeRom.offset < region.length);
region.length = realRom.offset - start;
region.data = new byte[region.length];
realRom.ReadData(region.romStart, region.length, region.data);
}
realRom.PopOffset();
}
public static void PerformRegionParse(ROM rom, List <Region> regions, int offset)
{
rom.PushOffset(offset);
try
{
int cmd = 0;
do
{
if (rom.Read8() != 0x00)
{
throw new ArgumentException("invalid instruction");
}
cmd = rom.Read8(1);
if (cmd >= 0x40 && cmd <= 0x44)
{
parser[cmd - 0x40](rom, regions);
}
else
{
RegionParse_common(rom, regions);
}
}while (cmd != 0x42);
Region region = new DynamicRegion(offset, rom.offset - offset, RegionState.Collision);
regions.Add(region);
}
finally
{
rom.PopOffset();
}
}
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);
}
private static void TriangleMapParse_cmd04(ROM rom, TriangleMap map, TriangleMapParseState state)
{
state.vertexLoadCmd = (UInt64)rom.Read64();
byte vertexDesc = rom.Read8(1);
byte vertexCount = (byte)(((vertexDesc & 0xF0) >> 4) + 1);
byte vertexOffset = (byte)((vertexDesc & 0x0F));
Int32 vertexSegmentedAddress = rom.Read32(4);
state.segmentedVertexBufferAddress = vertexSegmentedAddress;
Int32 romPtr = rom.GetROMAddress(vertexSegmentedAddress);
if (romPtr == -1)
{
throw new ArgumentException("Invalid segmented address!");
}
rom.PushOffset(romPtr);
for (int vertex = vertexOffset; vertex < vertexCount; vertex++)
{
Int64 lo = rom.Read64();
Int64 hi = rom.Read64(8);
state.vbuf[vertex] = new Vertex((UInt64)lo, (UInt64)hi);
state.vbufRomStart[vertex] = rom.offset;
state.scrollBuf[vertex] = FindMatchingScroll(state.scrolls, vertexSegmentedAddress, state.td);
rom.AddOffset(0x10);
vertexSegmentedAddress += 0x10;
}
rom.PopOffset();
}
public override void WriteScroll(ROM rom)
{
rom.PushOffset(romOffset);
rom.Write8(acts, 0x02);
rom.Write16(X, 0x04);
rom.Write16(Y, 0x06);
rom.Write32(segmentedAddress, 0x10);
rom.Write32(behavior, 0x14);
rom.PopOffset();
}
private static void OptimizeParse_cmdFD(ROM rom, DisplayListRegion region, RegionOptimizeState state)
{
if (state.prevFDcmdAddr != 0)
{
rom.PushOffset(state.prevFDcmdAddr);
rom.Write64(0);
rom.PopOffset();
}
state.prevFDcmdAddr = rom.offset;
}
public override void WriteScroll(ROM rom)
{
rom.PushOffset(romOffset);
rom.Write8(acts, 0x02);
rom.Write16(X, 0x04);
rom.Write16(Y, 0x06);
rom.Write16(Z, 0x08);
rom.Write16(BParam, 0x10);
rom.Write16(BParam2, 0x12);
rom.Write32(behavior, 0x14);
rom.PopOffset();
}
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);
}
public static void PerformRegionFix(ROM rom, Region region, FixConfig config)
{
RegionFixState state = new RegionFixState(config);
DisplayListRegion dlRegion = (DisplayListRegion)region;
rom.PushOffset(region.romStart);
byte curCmdIndex;
do
{
curCmdIndex = rom.Read8();
FixParseCmd func = fixParser[curCmdIndex];
func(rom, dlRegion, state);
rom.AddOffset(8);
}while (rom.offset < region.romStart + region.length);
rom.PopOffset();
rom.ReadData(region.romStart, region.length, region.data);
}
public static void PerformHeaderParse(ROM rom, int offset)
{
rom.PushOffset(offset);
RegionParseState state = new RegionParseState();
state.start = rom.offset;
byte curCmdIndex;
int stepCounter = 0;
do
{
curCmdIndex = rom.Read8();
byte curCmdSize = rom.Read8(1);
if (curCmdSize == 0)
{
throw new ArgumentException("cmd size is 0, loop detected");
}
if (curCmdIndex == 0x00)
{
HeaderParse_cmd00(rom);
}
if (curCmdIndex == 0x17)
{
HeaderParse_cmd17(rom);
}
rom.AddOffset(curCmdSize);
stepCounter++;
if (stepCounter > 100)
{
throw new ArgumentException("Bank 0x19 && 0x0E loader was not detected");
}
}while (rom.GetSegmentDescriptor(0x0E) == null || rom.GetSegmentDescriptor(0x19) == null);
rom.PopOffset();
}
public static void PerformRegionParse(ROM rom, List <Region> regions, int offset, bool isOldScrollBehaviour)
{
rom.PushOffset(offset);
RegionParseState state = new RegionParseState
{
start = rom.offset,
isOldBehaviourChecked = isOldScrollBehaviour
};
byte curCmdIndex;
do
{
curCmdIndex = rom.Read8();
byte curCmdSize = rom.Read8(1);
if (curCmdSize == 0)
{
throw new ArgumentException("cmd size is 0, loop detected");
}
RegionParseCmd func = regionParser[curCmdIndex];
if (func != RegionParse_common)
{
RegionParse_common(rom, regions, state);
}
func(rom, regions, state);
if (curCmdIndex != 0x7)
{
rom.AddOffset(curCmdSize);
}
}while (curCmdIndex != terminateCmd);
rom.PopOffset();
}
public static void PerformRegionParse(ROM rom, List <Region> regions, int offset, out Dictionary <int, List <ScrollObject> > scrolls)
{
rom.PushOffset(offset);
RegionParseState state = new RegionParseState();
state.start = rom.offset;
byte curCmdIndex;
do
{
curCmdIndex = rom.Read8();
byte curCmdSize = rom.Read8(1);
if (curCmdSize == 0)
{
throw new ArgumentException("cmd size is 0, loop detected");
}
RegionParseCmd func = regionParser[curCmdIndex];
if (func != RegionParse_common)
{
RegionParse_common(rom, regions, state);
}
func(rom, regions, state);
if (curCmdIndex != 0x7)
{
rom.AddOffset(curCmdSize);
}
}while (curCmdIndex != terminateCmd);
rom.PopOffset();
scrolls = state.scrolls;
}
static RegionParseState PerformRegionParseInternal(ROM rom, List <Region> regions, int offset, int layer)
{
RegionParseState state = new RegionParseState();
rom.PushOffset(offset);
try
{
int cmd = 0;
do
{
cmd = rom.Read8();
parser[cmd](rom, regions, state);
rom.AddOffset(8);
}while (cmd != 0xB8);
Region region;
SortedRegionList graphicsData = new SortedRegionList();
foreach (KeyValuePair <int, int> lightRegion in state.lightData.RegionList)
{
//region = new Region(lightRegion.Key, lightRegion.Value, RegionState.LightData);
graphicsData.AddRegion(lightRegion.Key, lightRegion.Value);
//regions.Add(region);
}
// kostul
if (state.lightData.RegionList.Count == 0)
{
graphicsData.AddRegion(rom.GetROMAddress(0x0E000000), 0x10);
}
foreach (KeyValuePair <int, int> textureRegion in state.textureData.RegionList)
{
//region = new Region(textureRegion.Key, textureRegion.Value, RegionState.TextureInfo);
graphicsData.AddRegion(textureRegion.Key, textureRegion.Value);
//regions.Add(region);
}
foreach (KeyValuePair <int, int> vertexRegion in state.vertexData.RegionList)
{
//region = new Region(vertexRegion.Key, vertexRegion.Value, RegionState.VertexInfo);
graphicsData.AddRegion(vertexRegion.Key, vertexRegion.Value);
//regions.Add(region);
}
int count = 0;
foreach (KeyValuePair <int, int> notFixedRegion in graphicsData.RegionList)
{
region = new DynamicRegion(notFixedRegion.Key, notFixedRegion.Value, RegionState.GraphicsData);
region.number = count++;
regions.Add(region);
}
region = new DisplayListRegion(offset, rom.offset - offset, state.isFogEnabled, state.isEnvColorEnabled, state.FCCount, state.B9cmdfirst, layer);
regions.Add(region);
}
finally
{
rom.PopOffset();
}
return(state);
}
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 static void PerformRegionParse(ROM rom, List <Region> regions, int offset)
{
rom.PushOffset(offset);
try
{
List <Region> displayListRegions = new List <Region>();
int cmd;
do
{
cmd = rom.Read8();
int cmdSize = cmdSizeTable[cmd];
if (cmdSize == 0)
{
throw new ArgumentException("Loop detected");
}
parser[cmd](rom, displayListRegions);
if (cmdSize != 0xFF)
{
rom.AddOffset(cmdSize);
}
} while (cmd != 0x01);
// !!! : Group together all display list information in geolayout
MergedRegionList compoundGraphicsData = new MergedRegionList();
List <Region> otherRegions = new List <Region>();
int count = 0;
// Merge together vertex, texture, light descriptions
// Enumerate display lists
foreach (Region reg in displayListRegions)
{
switch (reg.state)
{
case RegionState.GraphicsData:
compoundGraphicsData.AddRegion(reg.romStart, reg.length);
break;
case RegionState.DisplayList:
reg.number = count++;
otherRegions.Add(reg);
break;
default:
// Passthrough region that we do not need to compound
otherRegions.Add(reg);
break;
}
}
Region graphicsRegion = new DynamicRegion(compoundGraphicsData.start, compoundGraphicsData.length, RegionState.GraphicsData);
regions.Add(graphicsRegion);
regions.AddRange(otherRegions);
Region region = new GeoLayoutRegion(offset, rom.offset - offset);
regions.Add(region);
}
finally
{
rom.PopOffset();
}
}
public void Disable(ROM rom)
{
rom.PushOffset(romOffset);
rom.Write8(0, 0x02);
rom.PopOffset();
}