static Material[] LoadMaterials(Token[] tokens, ref int n)
{
var materials = new Material[(int)tokens[n + 1].Digit];
for (int i = 0; i < materials.Length; i++)
{
materials[i] = new Material();
}
n += 3;
for (int index = 0; index < materials.Length; index++)
{
if (tokens[n].Kind == TokenKind.String)
{
materials[index].Name = tokens[n].String;
n++;
}
while (true)
{
if (tokens[n].Kind == TokenKind.String)
{
break;
}
else if (tokens[n].Kind == TokenKind.Letter)
{
var valueName = tokens[n].Letter;
n++;
// (
n++;
int valueCount = 0;
while (tokens[n + valueCount].Kind != TokenKind.Rparen)
{
valueCount++;
}
if (valueCount == 1 && tokens[n].Kind == TokenKind.String)
{
materials[index].Paramaters.Add(valueName, tokens[n + 0].String);
}
else if (valueCount == 1)
{
materials[index].Paramaters.Add(valueName, new float[] { (float)tokens[n + 0].Digit });
}
else if (valueCount == 2)
{
materials[index].Paramaters.Add(valueName, new float[] { (float)tokens[n + 0].Digit, (float)tokens[n + 1].Digit });
}
else if (valueCount == 3)
{
materials[index].Paramaters.Add(valueName, new float[] { (float)tokens[n + 0].Digit, (float)tokens[n + 1].Digit, (float)tokens[n + 2].Digit });
}
else if (valueCount == 4)
{
materials[index].Paramaters.Add(valueName, new float[] { (float)tokens[n + 0].Digit, (float)tokens[n + 1].Digit, (float)tokens[n + 2].Digit, (float)tokens[n + 3].Digit });
}
n += valueCount;
// )
n++;
}
else if (tokens[n].Kind == TokenKind.RCurly)
{
break;
}
else
{
n++;
}
}
}
n++;
return materials.ToArray();
}
public Data()
{
Materials = new Material[0];
Objects = new Object[0];
}
static Object LoadObject(Token[] tokens, ref int n, Material[] materials)
{
Object obj = new Object();
obj.Name = tokens[n + 1].String;
n += 3;
while (true)
{
if (tokens[n].Kind == TokenKind.Letter && tokens[n].Letter == "facet")
{
obj.Facet = (float)tokens[n + 1].Digit;
n += 2;
}
else if (tokens[n].Kind == TokenKind.Letter && tokens[n].Letter == "vertex")
{
obj.Vertexes = new Vector3D[(int)tokens[n + 1].Digit];
n += 3;
for (int vind = 0; vind < obj.Vertexes.Length; vind++)
{
obj.Vertexes[vind].X = (float)tokens[n + 0].Digit;
obj.Vertexes[vind].Y = (float)tokens[n + 1].Digit;
obj.Vertexes[vind].Z = (float)tokens[n + 2].Digit;
n += 3;
}
n += 1;
}
else if (tokens[n].Kind == TokenKind.Letter && tokens[n].Letter == "face")
{
obj.Faces = new Face[(int)tokens[n + 1].Digit];
for (int i = 0; i < obj.Faces.Length; i++)
{
obj.Faces[i] = new Face();
}
n += 3;
for (int find = 0; find < obj.Faces.Length; find++)
{
int count = (int)tokens[n + 0].Digit;
obj.Faces[find].Indexes = new int[count];
obj.Faces[find].UV = new float[count * 2];
obj.Faces[find].Colors = new Color[count];
for (int fvind = 0; fvind < count; fvind++)
{
obj.Faces[find].Colors[fvind] = new Color(1.0f, 1.0f, 1.0f, 1.0f);
}
n += 1;
while (true)
{
if (tokens[n].Kind == TokenKind.Digit)
{
break;
}
else if (tokens[n].Kind == TokenKind.Letter && tokens[n].Letter == "V")
{
n += 2;
for (int c = 0; c < count; c++)
{
obj.Faces[find].Indexes[c] = (int)tokens[n + c].Digit;
}
n += count;
n += 1;
}
else if (tokens[n].Kind == TokenKind.Letter && tokens[n].Letter == "M")
{
n += 2;
obj.Faces[find].MaterialIndex = (int)tokens[n + 0].Digit;
n += 1;
n += 1;
}
else if (tokens[n].Kind == TokenKind.Letter && tokens[n].Letter == "UV")
{
n += 2;
for (int c = 0; c < count; c++)
{
obj.Faces[find].UV[c * 2 + 0] = (float)tokens[n + c * 2 + 0].Digit;
obj.Faces[find].UV[c * 2 + 1] = (float)tokens[n + c * 2 + 1].Digit;
}
n += count * 2;
n += 1;
}
else if (tokens[n].Kind == TokenKind.Letter && tokens[n].Letter == "COL")
{
n += 2;
for (int c = 0; c < count; c++)
{
var color = (UInt64)tokens[n + c].Digit;
var r = (color & 0x000000FF) >> 0;
var g = (color & 0x0000FF00) >> 8;
var b = (color & 0x00FF0000) >> 16;
var a = (color & 0xFF000000) >> 24;
obj.Faces[find].Colors[c] = new Color(r / 255.0f, g / 255.0f, b / 255.0f, a / 255.0f);
}
n += count;
n += 1;
}
else if (tokens[n].Kind == TokenKind.RCurly)
{
break;
}
else
{
n++;
}
}
}
n += 1;
}
else if (tokens[n].Kind == TokenKind.RCurly)
{
n++;
break;
}
else
{
n++;
}
}
return obj;
}