public void loadObjects()
{
ByteArrayInputStream eObjIndexFile = new ByteArrayInputStream(ObjIndexFile.getContents());
ByteArrayInputStream eObjFile = new ByteArrayInputStream(ObjFile.getContents());
Objects = new ObjectDef[objectCount];
//read object index
int obj = 0;
while (eObjIndexFile.lengthAvailable(4) && obj < Objects.Length)
{
Objects[obj] = new ObjectDef(this);
int offset = eObjIndexFile.readUShort();
Objects[obj].width = eObjIndexFile.readByte();
Objects[obj].height = eObjIndexFile.readByte();
eObjFile.seek(offset);
Objects[obj].load(eObjFile);
obj++;
}
}
private List <ObjectDefTile[, ]> getSlopeSections(ObjectDef d)
{
List <ObjectDefTile[, ]> sections = new List <ObjectDefTile[, ]>();
List <List <ObjectDefTile> > currentSection = null;
foreach (List <ObjectDefTile> row in d.tiles)
{
if (row.Count > 0 && row[0].slopeControl) // begin new section
{
if (currentSection != null)
{
sections.Add(createSection(currentSection));
}
currentSection = new List <List <ObjectDefTile> >();
}
currentSection.Add(row);
}
if (currentSection != null) //end last section
{
sections.Add(createSection(currentSection));
}
return(sections);
}
private void RenderDiagonalObject(int[,] Dest, ObjectDef obj, int width, int height)
{
//empty tiles fill
for (int xp = 0; xp < width; xp++)
{
for (int yp = 0; yp < height; yp++)
{
Dest[xp, yp] = -2;
}
}
//get sections
List <ObjectDefTile[, ]> sections = getSlopeSections(obj);
ObjectDefTile[,] mainBlock = sections[0];
ObjectDefTile[,] subBlock = null;
if (sections.Count > 1)
{
subBlock = sections[1];
}
byte controlByte = obj.tiles[0][0].controlByte;
//get direction
bool goLeft = (controlByte & 1) != 0;
bool goDown = (controlByte & 2) != 0;
//get starting point
int x = 0;
int y = 0;
if (!goDown)
{
y = height - mainBlock.GetLength(1);
}
if (goLeft)
{
x = width - mainBlock.GetLength(0);
}
//get increments
int xi = mainBlock.GetLength(0);
if (goLeft)
{
xi = -xi;
}
int yi = mainBlock.GetLength(1);
if (!goDown)
{
yi = -yi;
}
//this is a strange stop condition.
//Put tells if we have put a tile in the destination
//When we don't put any tile in destination we are completely
//out of bounds, so stop.
bool put = true;
while (put)
{
put = false;
putArray(Dest, x, y, mainBlock, width, height, ref put);
if (subBlock != null)
{
int xb = x;
if (goLeft) // right align
{
xb = x + mainBlock.GetLength(0) - subBlock.GetLength(0);
}
if (goDown)
{
putArray(Dest, xb, y - subBlock.GetLength(1), subBlock, width, height, ref put);
}
else
{
putArray(Dest, xb, y + mainBlock.GetLength(1), subBlock, width, height, ref put);
}
}
x += xi;
y += yi;
}
}
public int[,] RenderObject(int ObjNum, int Width, int Height)
{
// First allocate an array
int[,] Dest = new int[Width, Height];
// Non-existent objects can just be made out of 0s
if (ObjNum >= Objects.Length || ObjNum < 0 || Objects[ObjNum] == null)
{
return(Dest);
}
ObjectDef obj = Objects[ObjNum];
if (Objects[ObjNum].tiles.Count == 0)
{
throw new ObjectRenderingException("Objects can't be empty.");
}
for (int i = 0; i < Objects[ObjNum].tiles.Count; i++)
{
if (Objects[ObjNum].tiles[i].Count == 0)
{
throw new ObjectRenderingException("Objects can't have empty rows.");
}
}
// Diagonal objects are rendered differently
if ((Objects[ObjNum].tiles[0][0].controlByte & 0x80) != 0)
{
RenderDiagonalObject(Dest, obj, Width, Height);
}
else
{
bool repeatFound = false;
List <List <ObjectDefTile> > beforeRepeat = new List <List <ObjectDefTile> >();
List <List <ObjectDefTile> > inRepeat = new List <List <ObjectDefTile> >();
List <List <ObjectDefTile> > afterRepeat = new List <List <ObjectDefTile> >();
foreach (List <ObjectDefTile> row in obj.tiles)
{
if (row.Count == 0)
{
continue;
}
if ((row[0].controlByte & 2) != 0)
{
repeatFound = true;
inRepeat.Add(row);
}
else
{
if (repeatFound)
{
afterRepeat.Add(row);
}
else
{
beforeRepeat.Add(row);
}
}
}
for (int y = 0; y < Height; y++)
{
if (inRepeat.Count == 0) //if no repeat data, just repeat all
{
renderStandardRow(Dest, beforeRepeat[y % beforeRepeat.Count], y, Width);
}
else if (y < beforeRepeat.Count) //if repeat data
{
renderStandardRow(Dest, beforeRepeat[y], y, Width);
}
else if (y > Height - afterRepeat.Count - 1)
{
renderStandardRow(Dest, afterRepeat[y - Height + afterRepeat.Count], y, Width);
}
else
{
renderStandardRow(Dest, inRepeat[(y - beforeRepeat.Count) % inRepeat.Count], y, Width);
}
}
}
return(Dest);
}
private void RenderDiagonalObject(int[,] Dest, ObjectDef obj, int width, int height)
{
//empty tiles fill
for (int xp = 0; xp < width; xp++)
for (int yp = 0; yp < height; yp++)
Dest[xp, yp] = -1;
//get sections
List<ObjectDefTile[,]> sections = getSlopeSections(obj);
ObjectDefTile[,] mainBlock = sections[0];
ObjectDefTile[,] subBlock = null;
if (sections.Count > 1)
subBlock = sections[1];
byte controlByte = obj.tiles[0][0].controlByte;
//get direction
bool goLeft = (controlByte & 1) != 0;
bool goDown = (controlByte & 2) != 0;
//get starting point
int x = 0;
int y = 0;
if (!goDown)
y = height - mainBlock.GetLength(1);
if (goLeft)
x = width - mainBlock.GetLength(0);
//get increments
int xi = mainBlock.GetLength(0);
if (goLeft)
xi = -xi;
int yi = mainBlock.GetLength(1);
if (!goDown)
yi = -yi;
//this is a strange stop condition.
//Put tells if we have put a tile in the destination
//When we don't put any tile in destination we are completely
//out of bounds, so stop.
bool put = true;
while (put)
{
put = false;
putArray(Dest, x, y, mainBlock, width, height, ref put);
if (subBlock != null)
{
int xb = x;
if (goLeft) // right align
xb = x + mainBlock.GetLength(0) - subBlock.GetLength(0);
if(goDown)
putArray(Dest, xb, y - subBlock.GetLength(1), subBlock, width, height, ref put);
else
putArray(Dest, xb, y + mainBlock.GetLength(1), subBlock, width, height, ref put);
}
x += xi;
y += yi;
}
}
private List<ObjectDefTile[, ]> getSlopeSections(ObjectDef d)
{
List<ObjectDefTile[,]> sections = new List<ObjectDefTile[,]>();
List<List<ObjectDefTile>> currentSection = null;
foreach (List<ObjectDefTile> row in d.tiles)
{
if (row.Count > 0 && row[0].slopeControl) // begin new section
{
if (currentSection != null)
sections.Add(createSection(currentSection));
currentSection = new List<List<ObjectDefTile>>();
}
currentSection.Add(row);
}
if (currentSection != null) //end last section
sections.Add(createSection(currentSection));
return sections;
}
public void loadObjects()
{
ByteArrayInputStream eObjIndexFile = new ByteArrayInputStream(ObjIndexFile.getContents());
ByteArrayInputStream eObjFile = new ByteArrayInputStream(ObjFile.getContents());
Objects = new ObjectDef[objectCount];
//read object index
int obj = 0;
while (eObjIndexFile.lengthAvailable(4) && obj < Objects.Length)
{
Objects[obj] = new ObjectDef(this);
int offset = eObjIndexFile.readUShort();
Objects[obj].width = eObjIndexFile.readByte();
Objects[obj].height = eObjIndexFile.readByte();
eObjFile.seek(offset);
Objects[obj].load(eObjFile);
obj++;
}
}