// METHODS
// Attempt to turn the BSP into a .MAP file
public virtual Entities decompile()
{
DecompilerThread.OnMessage(this, "Decompiling...");
// In the decompiler, it is not necessary to copy all entities to a new object, since
// no writing is ever done back to the BSP file.
mapFile = BSPObject.Entities;
//int numAreaPortals=0;
int numTotalItems = 0;
int onePercent = (int)((BSPObject.Brushes.Count + BSPObject.Entities.Count) / 100);
if (onePercent < 1)
{
onePercent = 1;
}
int originalNumEntities = BSPObject.Entities.Count; // Need to keep track of this in this algorithm, since I create more entities on the fly
for (int i = 0; i < originalNumEntities; i++)
{
// For each entity
//DecompilerThread.OnMessage(this, "Entity " + i + ": " + mapFile[i]["classname"]);
// getModelNumber() returns 0 for worldspawn, the *# for brush based entities, and -1 for everything else
int currentModel = mapFile[i].ModelNumber;
if (currentModel > -1) // If this is still -1 then it's strictly a point-based entity. Move on to the next one.
{
Leaf[] leaves = BSPObject.getLeavesInModel(currentModel);
int numLeaves = leaves.Length;
bool[] brushesUsed = new bool[BSPObject.Brushes.Count]; // Keep a list of brushes already in the model, since sometimes the leaves lump references one brush several times
numBrshs = 0; // Reset the brush count for each entity
for (int j = 0; j < numLeaves; j++)
{
// For each leaf in the bunch
Leaf currentLeaf = leaves[j];
int firstMarkBrushIndex = currentLeaf.FirstMarkBrush;
int numBrushIndices = currentLeaf.NumMarkBrushes;
if (numBrushIndices > 0)
{
// A lot of leaves reference no brushes. If this is one, this iteration of the j loop is finished
for (int k = 0; k < numBrushIndices; k++)
{
// For each brush referenced
long currentBrushIndex = BSPObject.MarkBrushes[firstMarkBrushIndex + k];
if (!brushesUsed[(int)currentBrushIndex])
{
// If the current brush has NOT been used in this entity
//Console.Write("Brush " + numBrshs);
brushesUsed[(int)currentBrushIndex] = true;
Brush brush = BSPObject.Brushes[(int)currentBrushIndex];
decompileBrush(brush, i); // Decompile the brush
numBrshs++;
numTotalItems++;
if (numTotalItems % onePercent == 0)
{
parent.OnProgress(this, numTotalItems / (double)(BSPObject.Brushes.Count + BSPObject.Entities.Count));
}
}
}
}
}
}
numTotalItems++; // This entity
if (numTotalItems % onePercent == 0)
{
parent.OnProgress(this, numTotalItems / (double)(BSPObject.Brushes.Count + BSPObject.Entities.Count));
}
}
// Find displacement faces and generate brushes for them
for (int i = 0; i < BSPObject.Faces.Count; i++)
{
Face face = BSPObject.Faces[i];
if (face.Displacement > -1)
{
SourceDispInfo disp = BSPObject.DispInfos[face.Displacement];
TexInfo currentTexInfo;
if (face.Texture > -1)
{
currentTexInfo = BSPObject.TexInfo[face.Texture];
}
else
{
Vector3D[] axes = TexInfo.textureAxisFromPlane(BSPObject.Planes[face.Plane]);
currentTexInfo = new TexInfo(axes[0], 0, axes[1], 0, 0, BSPObject.findTexDataWithTexture("tools/toolsclip"));
}
SourceTexData currentTexData = BSPObject.TexDatas[currentTexInfo.Texture];
string texture = BSPObject.Textures.getTextureAtOffset((uint)BSPObject.TexTable[currentTexData.StringTableIndex]);
double[] textureU = new double[3];
double[] textureV = new double[3];
// Get the lengths of the axis vectors
double SAxisLength = System.Math.Sqrt(System.Math.Pow((double)currentTexInfo.SAxis.X, 2) + System.Math.Pow((double)currentTexInfo.SAxis.Y, 2) + System.Math.Pow((double)currentTexInfo.SAxis.Z, 2));
double TAxisLength = System.Math.Sqrt(System.Math.Pow((double)currentTexInfo.TAxis.X, 2) + System.Math.Pow((double)currentTexInfo.TAxis.Y, 2) + System.Math.Pow((double)currentTexInfo.TAxis.Z, 2));
// In compiled maps, shorter vectors=longer textures and vice versa. This will convert their lengths back to 1. We'll use the actual scale values for length.
double texScaleU = (1 / SAxisLength); // Let's use these values using the lengths of the U and V axes we found above.
double texScaleV = (1 / TAxisLength);
textureU[0] = ((double)currentTexInfo.SAxis.X / SAxisLength);
textureU[1] = ((double)currentTexInfo.SAxis.Y / SAxisLength);
textureU[2] = ((double)currentTexInfo.SAxis.Z / SAxisLength);
//UPGRADE_WARNING: Data types in Visual C# might be different. Verify the accuracy of narrowing conversions. "ms-help://MS.VSCC.v80/dv_commoner/local/redirect.htm?index='!DefaultContextSettingsIndex'&keyword='jlca1042'"
double textureShiftU = (double)currentTexInfo.SShift;
textureV[0] = ((double)currentTexInfo.TAxis.X / TAxisLength);
textureV[1] = ((double)currentTexInfo.TAxis.Y / TAxisLength);
textureV[2] = ((double)currentTexInfo.TAxis.Z / TAxisLength);
//UPGRADE_WARNING: Data types in Visual C# might be different. Verify the accuracy of narrowing conversions. "ms-help://MS.VSCC.v80/dv_commoner/local/redirect.htm?index='!DefaultContextSettingsIndex'&keyword='jlca1042'"
double textureShiftV = (double)currentTexInfo.TShift;
if (face.NumEdges != 4)
{
DecompilerThread.OnMessage(this, "Displacement face with " + face.NumEdges + " edges!");
}
// Turn vertices and edges into arrays of vectors
Vector3D[] froms = new Vector3D[face.NumEdges];
Vector3D[] tos = new Vector3D[face.NumEdges];
for (int j = 0; j < face.NumEdges; j++)
{
if (BSPObject.SurfEdges[face.FirstEdge + j] > 0)
{
froms[j] = BSPObject.Vertices[BSPObject.Edges[(int)BSPObject.SurfEdges[face.FirstEdge + j]].FirstVertex].Vector;
tos[j] = BSPObject.Vertices[BSPObject.Edges[(int)BSPObject.SurfEdges[face.FirstEdge + j]].SecondVertex].Vector;
}
else
{
tos[j] = BSPObject.Vertices[BSPObject.Edges[(int)BSPObject.SurfEdges[face.FirstEdge + j] * (-1)].FirstVertex].Vector;
froms[j] = BSPObject.Vertices[BSPObject.Edges[(int)BSPObject.SurfEdges[face.FirstEdge + j] * (-1)].SecondVertex].Vector;
}
}
MAPBrush displacementBrush = MAPBrush.createBrushFromWind(froms, tos, texture, "TOOLS/TOOLSNODRAW", currentTexInfo);
MAPDisplacement mapdisp = new MAPDisplacement(disp, BSPObject.DispVerts.getVertsInDisp(disp.DispVertStart, disp.Power));
displacementBrush[0].Displacement = mapdisp;
mapFile[0].Brushes.Add(displacementBrush);
}
}
for (int i = 0; i < BSPObject.StaticProps.Count; i++)
{
Entity newStaticProp = new Entity("prop_static");
SourceStaticProp currentProp = BSPObject.StaticProps[i];
newStaticProp["model"] = BSPObject.StaticProps.Dictionary[currentProp.DictionaryEntry];
newStaticProp["skin"] = currentProp.Skin + "";
newStaticProp["origin"] = currentProp.Origin.X + " " + currentProp.Origin.Y + " " + currentProp.Origin.Z;
newStaticProp["angles"] = currentProp.Angles.X + " " + currentProp.Angles.Y + " " + currentProp.Angles.Z;
newStaticProp["solid"] = currentProp.Solidity + "";
newStaticProp["fademindist"] = currentProp.MinFadeDist + "";
newStaticProp["fademaxdist"] = currentProp.MaxFadeDist + "";
newStaticProp["fadescale"] = currentProp.ForcedFadeScale + "";
if (currentProp.Targetname != null)
{
newStaticProp["targetname"] = currentProp.Targetname;
}
mapFile.Add(newStaticProp);
}
for (int i = 0; i < BSPObject.Cubemaps.Count; i++)
{
Entity newCubemap = new Entity("env_cubemap");
SourceCubemap currentCube = BSPObject.Cubemaps[i];
newCubemap["origin"] = currentCube.Origin.X + " " + currentCube.Origin.Y + " " + currentCube.Origin.Z;
newCubemap["cubemapsize"] = currentCube.Size + "";
mapFile.Add(newCubemap);
}
if (!Settings.skipPlaneFlip)
{
DecompilerThread.OnMessage(this, "Num simple corrected brushes: " + numSimpleCorrects);
DecompilerThread.OnMessage(this, "Num advanced corrected brushes: " + numAdvancedCorrects);
DecompilerThread.OnMessage(this, "Num good brushes: " + numGoodBrushes);
}
parent.OnProgress(this, 1.0);
return(mapFile);
}
// METHODS
// -decompile()
// Attempts to convert the Quake/Half-life BSP file back into a .MAP file.
public virtual Entities decompile()
{
DecompilerThread.OnMessage(this, "Decompiling...");
// In the decompiler, it is not necessary to copy all entities to a new object, since
// no writing is ever done back to the BSP file.
mapFile = BSPObject.Entities;
int numTotalItems = 0;
int onePercent = (int)((BSPObject.Entities.Count) / 100);
if (onePercent < 1)
{
onePercent = 1;
}
// I need to go through each entity and see if it's brush-based.
// Worldspawn is brush-based as well as any entity with model *#.
for (int i = 0; i < BSPObject.Entities.Count; i++)
{
// For each entity
DecompilerThread.OnMessage(this, "Entity " + i + ": " + mapFile[i]["classname"]);
// getModelNumber() returns 0 for worldspawn, the *# for brush based entities, and -1 for everything else
int currentModel = mapFile[i].ModelNumber;
if (currentModel > -1)
{
// If this is still -1 then it's strictly a point-based entity. Move on to the next one.
Vector3D origin = mapFile[i].Origin;
Model currentModelObject = BSPObject.Models[currentModel];
int firstFace = currentModelObject.FirstFace;
int numFaces = currentModelObject.NumFaces;
for (int j = 0; j < numFaces; j++)
{
Face face = BSPObject.Faces[firstFace + j];
// Turn vertices and edges into arrays of vectors
Vector3D[] froms = new Vector3D[face.NumEdges];
Vector3D[] tos = new Vector3D[face.NumEdges];
for (int k = 0; k < face.NumEdges; k++)
{
if (BSPObject.SurfEdges[face.FirstEdge + k] > 0)
{
froms[k] = BSPObject.Vertices[BSPObject.Edges[(int)BSPObject.SurfEdges[face.FirstEdge + k]].FirstVertex].Vector;
tos[k] = BSPObject.Vertices[BSPObject.Edges[(int)BSPObject.SurfEdges[face.FirstEdge + k]].SecondVertex].Vector;
}
else
{
tos[k] = BSPObject.Vertices[BSPObject.Edges[(int)BSPObject.SurfEdges[face.FirstEdge + k] * (-1)].FirstVertex].Vector;
froms[k] = BSPObject.Vertices[BSPObject.Edges[(int)BSPObject.SurfEdges[face.FirstEdge + k] * (-1)].SecondVertex].Vector;
}
}
TexInfo currentTexInfo = BSPObject.TexInfo[face.Texture];
Texture currentTexture = BSPObject.Textures[currentTexInfo.Texture];
string texture = currentTexture.Name;
MAPBrush faceBrush = MAPBrush.createBrushFromWind(froms, tos, texture, "special/nodraw", currentTexInfo);
mapFile[i].Brushes.Add(faceBrush);
}
}
numTotalItems++;
if (numTotalItems % onePercent == 0)
{
parent.OnProgress(this, numTotalItems / (double)(BSPObject.Brushes.Count));
}
}
/*if(!Settings.skipPlaneFlip) {
* DecompilerThread.OnMessage(this, "Num simple corrected brushes: "+numSimpleCorrects,Settings.VERBOSITY_MAPSTATS);
* DecompilerThread.OnMessage(this, "Num advanced corrected brushes: "+numAdvancedCorrects,Settings.VERBOSITY_MAPSTATS);
* DecompilerThread.OnMessage(this, "Num good brushes: "+numGoodBrushes,Settings.VERBOSITY_MAPSTATS);
* }*/
parent.OnProgress(this, 1.0);
return(mapFile);
}