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ColObject.pas
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ColObject.pas
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unit ColObject; // © 2004-05 by Steve M.
interface
{.$DEFINE dbg}
{.$DEFINE dbg2}
{.$Q-}
uses
Windows, Classes, SysUtils, Dialogs, OpenGL1x, VectorTypes, VectorGeometry;
type
TColVersion = (cvCOLL, cvCOL2, cvCOL3);
PBounds = ^TBounds;
TBounds = packed record
min, max: TVector3F;
center : TVector3F;
radius : single;
end;
PSurface = ^TSurface;
TSurface = packed record
mat, flag, unk, light: byte;
end;
PSphere = ^TSphere;
TSphere = packed record
pos : TVector3F;
r : single;
surf: TSurface;
sel, hidden: boolean;
end;
PBox = ^TBox;
TBox = packed record
min,
max : TVector3F;
surf: TSurface;
sel, hidden: boolean;
end;
PFaceGroup = ^TFaceGroup;
TFaceGroup = packed record
min, max: TVector3F;
StartFace, EndFace: word;
end;
PVertex = ^TVertex;
TVertex = packed record
v : TVector3F;
sel, hidden: boolean;
end;
PFace = ^TFace;
TFace = packed record
a, b, c: word;
surf: TSurface;
n, center: TVector3F;
//color: TVector4b;
sel, hidden: boolean;
end;
PColObject = ^TColObject;
TColObject = class(TComponent)
private
FModify : procedure;
public
Ready,
Modified,
SAMode : boolean;
Ver : TColVersion;
Name : string;
id : array[0..3] of char;
Bounds : TBounds;
Sphere : array of TSphere;
Box : array of TBox;
Vertex : array[0..1] of array of TVertex;
Face : array[0..1] of array of TFace;
FaceGroup : array of TFaceGroup;
procedure Modify;
procedure SetVersion(v: TColVersion);
procedure Init;
function LoadFromStream(s: TStream): boolean;
function SaveToStream(Handle: HWND; s: TStream; doOptimize: boolean): boolean;
procedure CopyTo(dest: PColObject; merge: boolean; LOD: boolean = false);
function GetInfo: string;
function GetCount(SubObj, Mesh: integer): integer;
function GetSelCount(SubObj, Mesh: integer; ind: PInteger): integer;
function GetVisibleCount(SubObj, Mesh: integer): integer;
function GetSelCenter(SubObj, Mesh: integer; var center: TVector3f): boolean;
procedure GetSelSurf(SubObj, Mesh: integer; var Mat, Flag, Unk, Light: integer);
procedure SetSelSurfMat(Mat, SubObj, Mesh: integer);
procedure SetSelSurfFlag(Flag, SubObj, Mesh: integer);
procedure SetSelSurfUnk(Unk, SubObj, Mesh: integer);
procedure SetSelSurfLight(Light, SubObj, Mesh: integer);
procedure UpdateFace(Mesh, Index: integer; Flip: boolean = false);
procedure DeleteSel(SubObj, Mesh: integer);
procedure FlipSelFaces(Mesh: integer);
procedure ReplaceByBox(SubObj, Mesh: integer);
procedure MoveSel(SubObj, Mesh: integer; const Diff: TVector3f);
procedure CreateSubObj(SubObj: integer);
procedure DeleteSubObj(Mesh, Groups, Spheres, Boxes, ShadMesh: boolean);
procedure CopyMesh(source, target: integer; SelOnly: boolean);
procedure WeldVertices(Mesh: integer; Threshold: single);
procedure DeleteDegenerateFaces(Mesh: integer);
procedure DeleteIsolatedVerts(Mesh: integer);
procedure GenerateFaceGroups;
// procedure GenerateLighting(Lighting: TLighting);
procedure GenerateBounds(minimize: boolean);
procedure Mirror(x, y, z: boolean);
procedure Optimize(complete, min_bounds: boolean);
function CheckMeshDimensions(Mesh: integer): boolean;
procedure SelNone(SubObj, Mesh: integer);
procedure SelAll(SubObj, Mesh: integer);
procedure SelInvert(SubObj, Mesh: integer);
procedure SelByMat(Mat, SubObj, Mesh: integer);
procedure HideSel(SubObj, Mesh: integer);
procedure UnhideAll(SubObj, Mesh: integer);
// constructor Create(const ModifyFunc: Pointer);
destructor Destroy; override;
end;
function GetFaceNormal(P1, P2, P3: TVector3f): TVector3f;
function GetFaceCenter(P1, P2, P3: TVector3f): TVector3f;
function GetMin(Min, V: TVector3f): TVector3f;
function GetMax(Max, V: TVector3f): TVector3f;
procedure GetMinMax(var Min, Max: TVector3f);
procedure GetBoundingSphere(col: PColObject; out pos: TVector3f; out radius: single; SelectedOnly: boolean = false; SelMesh: integer = 0);
procedure GetBoundingBox(col: PColObject; out min, max: TVector3f; SelectedOnly: boolean = false; SelMesh: integer = 0);
const
COLVER: array[TColVersion] of array[0..3] of char = ('COLL', 'COL2', 'COL3');
VERTXT: array[TColVersion] of string = ('Col 1', 'Col 2', 'Col 3');
MY_ID = 'CED2';
GROUPING_THRESHOLD = 80;
GROUP_MAX_FACES = 50;
AUTO_MIN_BOUNDS = false;
var
DefaultWeldingTreshold: single = 0.01;
implementation
{
constructor TColObject.Create(const ModifyFunc: Pointer);
begin
inherited Create;
FModify := ModifyFunc;
Modified := true;
end;
}
destructor TColObject.Destroy;
begin
Ready:=false;
Name:='';
SetLength(Sphere, 0);
SetLength(Box, 0);
SetLength(Vertex[0], 0);
SetLength(Vertex[1], 0);
SetLength(Face[0], 0);
SetLength(Face[1], 0);
SetLength(FaceGroup, 0);
inherited Destroy;
end;
procedure TColObject.Modify;
begin
Modified:=true;
if Assigned(FModify) then FModify;
end;
procedure TColObject.SetVersion(v: TColVersion);
begin
if Ver <> v then begin
Ver := v;
Modify;
end;
end;
procedure TColObject.Init;
begin
Ready := false;
Ver := cvCOL3;
SAMode := true;
Name := 'Unnamed';
id := MY_ID;
fillchar(Bounds, sizeof(TBounds), 0);
setLength(Sphere, 0);
setLength(Box, 0);
setLength(Vertex[0], 0);
setLength(Face[0], 0);
setLength(Vertex[1], 0);
setLength(Face[1], 0);
setLength(FaceGroup, 0);
Ready := true;
Modify;
end;
function TColObject.LoadFromStream(s: TStream): boolean;
function ReadBounds: TBounds;
begin
FillChar(result, SizeOf(TBounds), 0);
if Ver >= cvCOL2 then
s.Read(result, 40)
else begin
s.Read(result.radius, 4);
s.Read(result.center, 12);
s.Read(result.min, 12);
s.Read(result.max, 12);
end;
end;
function ReadSphere: TSphere;
begin
FillChar(result, SizeOf(TSphere), 0);
if Ver >= cvCOL2 then
s.Read(result, 20)
else begin
s.Read(result.r, 4);
s.Read(result.pos, 12);
s.Read(result.surf, 4);
end;
end;
function ReadBox: TBox;
begin
FillChar(result, SizeOf(TBox), 0);
s.Read(result, 28);
end;
function ReadVertex: TVertex;
var tmp: array[0..2] of smallint;
begin
FillChar(result, SizeOf(TVertex), 0);
if Ver >= cvCOL2 then begin
s.Read(tmp, 6);
result.v[0]:=tmp[0]/128;
result.v[1]:=tmp[1]/128;
result.v[2]:=tmp[2]/128;
end else
s.Read(result, 12);
end;
function ReadFace: TFace;
begin
FillChar(result, SizeOf(TFace), 0);
if Ver >= cvCOL2 then begin
s.Read(result, 6);
s.Read(result.surf.mat, 1);
s.Read(result.surf.light, 1);
end else begin
s.Read(result.a, 2); s.Seek(2, soFromCurrent);
s.Read(result.b, 2); s.Seek(2, soFromCurrent);
s.Read(result.c, 2); s.Seek(2, soFromCurrent);
s.Read(result.surf, 4);
end;
end;
function ReadFaceGroup: TFaceGroup;
begin
s.Read(result, 28);
end;
var
i, m : integer;
offset,
size : cardinal;
cname : array[0..19] of char;
fourcc: array[0..3] of char;
numSphere, numUnknown, numBox, numFaceGroup,
Flags, SphereOffset, BoxOffset, UnkOffset, UnkOffset2: integer;
numVertex, numFace, VertOffset, FaceOffset: array[0..1] of integer;
//log: textfile;
begin
result:=false;
ready:=false;
if (s.Read(fourcc, 4)<4) or (PCardinal(@fourcc)^=0) then exit
else if (fourcc = COLVER[cvCOLL]) then ver := cvCOLL
else if (fourcc = COLVER[cvCOL2]) then ver := cvCOL2
else if (fourcc = COLVER[cvCOL3]) then ver := cvCOL3
else begin
//MessageDlg('Can''t parse data at 0x'+inttohex(s.Position-4, 8), mtError, [mbOk], 0);
exit;
end;
SAMode := ver > cvCOLL;
offset := s.Position;
s.Read(size, 4);
s.Read(cname, 20);
s.Read(id, 4);
name:=trim(cname);
Bounds:=ReadBounds;
if Ver >= cvCOL2 then begin
numSphere:=0; s.Read(numSphere, 2);
numBox:=0; s.Read(numBox, 2);
s.Read(numFace[0], 4);
s.Read(Flags, 4);
s.Read(SphereOffset, 4);
s.Read(BoxOffset, 4);
s.Read(UnkOffset, 4);
s.Read(VertOffset[0], 4);
s.Read(FaceOffset[0], 4);
s.Read(UnkOffset2, 4);
if Ver = cvCOL3 then begin
s.Read(numFace[1], 4);
s.Read(VertOffset[1], 4);
s.Read(FaceOffset[1], 4);
end else begin
numFace[1]:=0;
VertOffset[1]:=0;
FaceOffset[1]:=0;
end;
SetLength(Sphere, numSphere);
s.Position:=offset+SphereOffset;
for i:=0 to numSphere-1 do Sphere[i]:=ReadSphere;
SetLength(Box, numBox);
s.Position:=offset+BoxOffset;
for i:=0 to numBox-1 do Box[i]:=ReadBox;
for m := 0 to 1 do begin
numVertex[m]:=0;
SetLength(Face[m], numFace[m]);
s.Position:=offset+FaceOffset[m];
for i:=0 to numFace[m]-1 do begin
Face[m][i]:=ReadFace;
if Face[m][i].a>=numVertex[m] then numVertex[m]:=Face[m][i].a+1;
if Face[m][i].b>=numVertex[m] then numVertex[m]:=Face[m][i].b+1;
if Face[m][i].c>=numVertex[m] then numVertex[m]:=Face[m][i].c+1;
end;
SetLength(Vertex[m], numVertex[m]);
s.Position:=offset+VertOffset[m];
for i:=0 to numVertex[m]-1 do Vertex[m][i]:=ReadVertex;
for i:=0 to numFace[m]-1 do UpdateFace(m, i);
end;
// read face groups
if (Flags and 8) > 0 then begin
s.Position := offset + FaceOffset[0] - 4;
s.Read(numFaceGroup, 4);
SetLength(FaceGroup, numFaceGroup);
s.Position := offset + FaceOffset[0] - 4 - numFaceGroup*28;
for i:=0 to numFaceGroup-1 do
FaceGroup[i]:=ReadFaceGroup;
end else
SetLength(FaceGroup, 0);
ready:=true;
end else begin
s.Read(numSphere, 4);
SetLength(Sphere, numSphere);
for i:=0 to numSphere-1 do Sphere[i]:=ReadSphere;
s.Read(numUnknown, 4);
s.Read(numBox, 4);
SetLength(Box, numBox);
for i:=0 to numBox-1 do Box[i]:=ReadBox;
s.Read(numVertex[0], 4); numVertex[1]:=0;
SetLength(Vertex[0], numVertex[0]);
for i:=0 to numVertex[0]-1 do Vertex[0][i]:=ReadVertex;
s.Read(numFace[0], 4); numFace[1]:=0;
SetLength(Face[0], numFace[0]);
for i:=0 to numFace[0]-1 do Face[0][i]:=ReadFace;
for i:=0 to numFace[0]-1 do UpdateFace(0, i);
ready:=true;
end;
{$IFDEF dbg2}
if ready then begin
Assign(log, 'col.log');
{$I-}
Append(log);
{$I+}
if ioresult>0 then begin
Rewrite(log);
writeln(log, 'Name, Flag, Vert, Face, FGrp, Sph., Box, ShdV, ShdF, Unk.'#13#10);
end;
writeln(log, name, ',', ' ':(20-length(name)), Flags:2, ', ', NumVertex[0]:4, ', ', NumFace[0]:4, ', ', length(FaceGroup):4, ', ', NumSphere:4, ', ', NumBox:4, ', ', NumVertex[1]:4, ', ', NumFace[1]:4, ', ', UnkOffset, ', ', UnkOffset2, ' - ', ((Flags in [0, 2, 10, 16, 18, 26]) and (UnkOffset=0) and (UnkOffset=0)));
for i:=0 to length(FaceGroup)-1 do with FaceGroup[i] do
writeln(log, ' ', EndFace - StartFace + 1 :4, ', ', max[0]-min[0]:6:2, ', ', max[1]-min[1]:6:2, ', ', max[2]-min[2]:6:2);
Close(log);
end;
{$ENDIF}
modified := false;
s.Position := offset + 4 + size;
result := true;
end; // LoadFromStream
function TColObject.SaveToStream(Handle: HWND; s: TStream; doOptimize: boolean): boolean;
procedure WriteBounds(Bounds: PBounds);
begin
if Ver >= cvCOL2 then
s.Write(Bounds^, 40)
else begin
s.Write(Bounds^.radius, 4);
s.Write(Bounds^.center, 12);
s.Write(Bounds^.min, 12);
s.Write(Bounds^.max, 12);
end;
end;
procedure WriteSphere(Sphere: PSphere);
begin
if Ver >= cvCOL2 then
s.Write(Sphere^, 20)
else begin
s.Write(Sphere^.r, 4);
s.Write(Sphere^.pos, 12);
s.Write(Sphere^.surf, 4);
end;
end;
procedure WriteBox(Box: PBox);
begin
s.Write(Box^, 28);
end;
procedure WriteVertex(Vertex: PVertex);
var tmp: array[0..2] of smallint;
begin
if Ver >= cvCOL2 then begin
tmp[0]:=round(Vertex^.v[0]*128);
tmp[1]:=round(Vertex^.v[1]*128);
tmp[2]:=round(Vertex^.v[2]*128);
s.Write(tmp, 6);
end else
s.Write(Vertex^, 12);
end;
procedure WriteFace(Face: PFace);
begin
if Ver >= cvCOL2 then begin
s.Write(Face^, 6);
s.Write(Face^.surf.mat, 1);
s.Write(Face^.surf.light, 1);
end else begin
s.Write(Face^.a, 2); s.Write(#0#0, 2);
s.Write(Face^.b, 2); s.Write(#0#0, 2);
s.Write(Face^.c, 2); s.Write(#0#0, 2);
s.Write(Face^.surf, 4);
end;
end;
procedure WriteFaceGroup(FaceGroup: PFaceGroup);
begin
s.Write(FaceGroup^, 28);
end;
var
cname : array[0..19] of char;
i, Offset, Pos, Flags,
numSphere, SphereSize,
numBox, BoxSize,
numVert, VertSize,
numGroup, GroupSize,
numFace, FaceSize,
numShadVert, ShadVertSize,
numShadFace, ShadFaceSize,
TotalSize: integer;
begin
result:=false;
if (ver >= cvCOL2) and not CheckMeshDimensions(0) then begin
if MessageBox(Handle, PChar('The collision mesh for "'+name+'"'#13#10'exceeds the dimension limits of +/- 255.99 per axis.'#13#10#13#10'Do you still want to export it? (in Col 1 format)'), 'Exporting Problem', MB_ICONQUESTION + MB_YESNO) = ID_YES then
SetVersion(cvColl)
else
exit;
end else if (ver = cvCOL3) and not CheckMeshDimensions(1) then begin
if MessageBox(Handle, PChar('The shadow mesh for "'+name+'"'#13#10'exceeds the dimension limits of +/- 255.99 per axis.'#13#10#13#10'Do you still want to export the model? (without shadow mesh)'), 'Exporting Problem', MB_ICONQUESTION + MB_YESNO) = ID_YES then
SetVersion(cvColl)
else
exit;
end;
if modified then Optimize(doOptimize, AUTO_MIN_BOUNDS);
// calculate sizes
numSphere := Length(Sphere);
SphereSize := numSphere * 20 + 4*ord(ver=cvCOLL);
numBox := Length(Box);
BoxSize := numBox * 28 + 4*ord(ver=cvCOLL);
numVert := length(Vertex[0]);
VertSize := numVert * 6 * (1+ord(ver=cvCOLL)) + 4*ord(ver=cvCOLL) + 2*ord((ver>=cvCOL2) and ((numVert*6) mod 4 > 0)); // padding
numGroup := length(FaceGroup) * ord(ver>=cvCOL2);
GroupSize := numGroup * 28 + 4*ord(numGroup>0);
numFace := length(Face[0]);
FaceSize := numFace * 8 * (1+ord(ver=cvCOLL)) + 4*ord(ver=cvCOLL);
numShadVert := length(Vertex[1]) * ord(ver=cvCOL3);
ShadVertSize := numShadVert * 6 + 2*ord((numShadVert*6) mod 4 > 0); // padding
numShadFace := length(Face[1]) * ord(ver=cvCOL3);
ShadFaceSize := numShadFace * 8;
TotalSize := 20 + 4 + 40 + 36*ord(ver>=cvCOL2) + 12*ord(ver>=cvCOL3)
+ SphereSize + 4*ord(ver=cvCOLL) + BoxSize
+ VertSize + GroupSize + FaceSize + ShadVertSize + ShadFaceSize;
FillChar(cname, 20, 0);
Move(name[1], cname, MinInteger(length(name), 19));
Pos := s.Position; // backup position for later test
s.Write(COLVER[ver], 4); // fourCC
s.Write(TotalSize, 4); // size
s.Write(cname, 20); // name
s.Write(MY_ID, 4); // ID
WriteBounds(@Bounds); // bounding objects
if Ver >= cvCOL2 then begin
// numbers
s.Write(numSphere, 2);
s.Write(numBox, 2);
s.Write(numFace, 4);
// flags
Flags := 2 * ord((numVert>0) and (numFace>0) or (numSphere>0) or (numBox>0));
Flags := Flags + 8 * ord((Flags=2) and (numGroup>0)) + 16 * ord((numShadVert>0) and (numShadFace>0));
s.Write(Flags, 4);
// offsets
offset := 104 + 12*ord(ver>=cvCOL3);
i := offset*ord(numSphere>0);
s.Write(i, 4); // Spheres
inc(offset, SphereSize);
i := offset*ord(numBox>0);
s.Write(i, 4); // Boxes
inc(offset, BoxSize);
s.Write(#0#0#0#0, 4); // Unk. Offset 1
i := offset*ord(numVert>0);
s.Write(i, 4); // Verts
inc(offset, VertSize);
inc(offset, GroupSize); // Face Groups
i := offset*ord(numFace>0);
s.Write(i, 4); // Faces
inc(offset, FaceSize);
s.Write(#0#0#0#0, 4); // Unk. Offset 2
if Ver = cvCOL3 then begin
s.Write(numShadFace, 4);
i := offset*ord(numShadVert>0);
s.Write(i, 4); // Shadow Verts
inc(offset, ShadVertSize);
i := offset*ord(numShadFace>0);
s.Write(i, 4); // Shadow Faces
inc(offset, ShadFaceSize);
end;
// write data
for i:=0 to numSphere-1 do WriteSphere(@Sphere[i]);
for i:=0 to numBox-1 do WriteBox(@Box[i]);
for i:=0 to numVert-1 do WriteVertex(@Vertex[0][i]);
if (numVert*6) mod 4 > 0 then s.Write(#0#0, 2); // padding
if numGroup > 0 then begin
for i:=0 to numGroup-1 do WriteFaceGroup(@FaceGroup[i]);
s.Write(numGroup, 4);
end;
for i:=0 to numFace-1 do WriteFace(@Face[0][i]);
for i:=0 to numShadVert-1 do WriteVertex(@Vertex[1][i]);
if (numShadVert*6) mod 4 > 0 then s.Write(#0#0, 2); // padding
for i:=0 to numShadFace-1 do WriteFace(@Face[1][i]);
if s.Position <> pos + 4 + offset then showmessage('problem');
end else begin
// write data
s.Write(numSphere, 4);
for i:=0 to numSphere-1 do WriteSphere(@Sphere[i]);
s.Write(#0#0#0#0, 4);
s.Write(numBox, 4);
for i:=0 to numBox-1 do WriteBox(@Box[i]);
s.Write(numVert, 4);
for i:=0 to numVert-1 do WriteVertex(@Vertex[0][i]);
s.Write(numFace, 4);
for i:=0 to numFace-1 do WriteFace(@Face[0][i]);
end;
//modified := false;
result := true;
end; //SaveToStream
procedure TColObject.CopyTo(dest: PColObject; merge: boolean; LOD: boolean = false);
const
COPYSTR = 'Copy of';
var
i, j, len, mesh: integer;
begin
if not Assigned(dest) then exit;
dest.ready := false;
if merge then begin // copy (add)
dest.SAMode := SAMode;
dest.Ver := Ver;
for mesh := 0 to 1 do begin
len := length(dest.Vertex[mesh]);
SetLength(dest.Vertex[mesh], len + length(Vertex[mesh]));
Move(Vertex[Mesh, 0], dest.Vertex[Mesh, len], length(Vertex[mesh]) * sizeof(TVertex));
j := length(dest.Face[mesh]);
SetLength(dest.Face[mesh], j + length(Face[mesh]));
Move(Face[Mesh, 0], dest.Face[Mesh, j], length(Face[mesh]) * sizeof(TFace));
for i := j to length(dest.Face[Mesh])-1 do with dest.Face[Mesh, i] do begin
a := a + len;
b := b + len;
c := c + len;
end;
end;
setLength(dest.FaceGroup, 0);
j := length(dest.Sphere);
SetLength(dest.Sphere, j + length(Sphere));
Move(Sphere[0], dest.Sphere[j], length(Sphere) * sizeof(TSphere));
j := length(dest.Box);
SetLength(dest.Box, j + length(Box));
Move(Box[0], dest.Box[j], length(Box) * sizeof(TBox));
end else begin // copy (overwrite)
dest.SAMode := SAMode;
dest.Ver := Ver;
dest.id := id;
dest.Bounds := Bounds;
if LOD then begin
dest.Name := Name;
dest.Name[1] := 'L';
dest.Name[2] := 'O';
dest.Name[3] := 'D';
setLength(dest.Sphere, 0);
setLength(dest.Box, 0);
setLength(dest.Vertex[0], 0);
setLength(dest.Face[0], 0);
setLength(dest.Vertex[1], 0);
setLength(dest.Face[1], 0);
setLength(dest.FaceGroup, 0);
end else begin
if lowercase(copy(Name, 1, length(COPYSTR))) = lowercase(COPYSTR) then
dest.Name := Name
else
dest.Name := COPYSTR+' '+Name;
setLength(dest.Sphere, length(Sphere));
move(Sphere[0], dest.Sphere[0], length(Sphere) * sizeof(TSphere));
setLength(dest.Box, length(Box));
move(Box[0], dest.Box[0], length(Box) * sizeof(TBox));
setLength(dest.Face[0], length(Face[0]));
move(Face[0][0], dest.Face[0][0], length(Face[0]) * sizeof(TFace));
setLength(dest.FaceGroup, length(FaceGroup));
move(FaceGroup[0], dest.FaceGroup[0], length(FaceGroup) * sizeof(TFaceGroup));
setLength(dest.Vertex[0], length(Vertex[0]));
move(Vertex[0][0], dest.Vertex[0][0], length(Vertex[0]) * sizeof(TVertex));
setLength(dest.Face[1], length(Face[1]));
move(Face[1][0], dest.Face[1][0], length(Face[1]) * sizeof(TFace));
setLength(dest.Vertex[1], length(Vertex[1]));
move(Vertex[1][0], dest.Vertex[1][0], length(Vertex[1]) * sizeof(TVertex));
end;
end;
Dest.Ready := true;
Dest.Modify;
end;
function TColObject.GetInfo: string;
const
yesno: array[boolean] of string = ('No', 'Yes');
var
s, tool: string;
i: integer;
begin
if ID=MY_ID then
tool:='CollEditor II'
else if ID='STMU' then
tool:='CollMaker/CollEditor'
else if ID='DCOL' then
tool:='Col-IO'
else
tool:='Unknown';
s:='Name: "'+Name+'" ('+VERTXT[Ver]+')'#13#10#13#10+
'Created by: '+tool+#13#10#13#10+
'Modified: '+yesno[Modified]+#13#10#13#10+
'Dimensions:'#13#10+
' Length: '+formatfloat('0.0##', abs(Bounds.min[0]-Bounds.max[0]))+#13#10+
' Width: '+formatfloat('0.0##', abs(Bounds.min[1]-Bounds.max[1]))+#13#10+
' Height: '+formatfloat('0.0##', abs(Bounds.min[2]-Bounds.max[2]))+#13#10#13#10+
'Collision Mesh:'#13#10+
' Vertices: '+inttostr(length(Vertex[0]))+#13#10+
' Faces: '+inttostr(length(Face[0]))+#13#10+
' Groups: '+inttostr(length(FaceGroup))+#13#10+
' Spheres: '+inttostr(length(Sphere))+#13#10+
' Boxes: '+inttostr(length(Box))+#13#10#13#10+
'Shadow Mesh:'+#13#10+
' Vertices: '+inttostr(length(Vertex[1]))+#13#10+
' Faces: '+inttostr(length(Face[1]));
{$IFDEF dbg}
s:=s+#13#10;
for i:=0 to length(Face[0])-1 do
s:=s+format(#13#10'%d %d %d', [Face[0, i].a, Face[0, i].b, Face[0, i].c]);
{$ENDIF}
result:=s;
end;
function TColObject.GetCount(SubObj, Mesh: integer): integer;
begin
case SubObj of
0: result:=length(Vertex[Mesh]);
1: result:=length(Face[Mesh]);
2: result:=length(Sphere);
3: result:=length(Box);
else
result:=0;
end;
end;
function TColObject.GetSelCount(SubObj, Mesh: integer; ind: PInteger): integer;
var i: integer;
begin
result:=0;
case SubObj of
0: for i:=0 to length(Vertex[Mesh])-1 do
if Vertex[Mesh][i].sel and not Vertex[Mesh][i].hidden then begin
inc(result);
if Assigned(ind) then ind^:=i;
end;
1: for i:=0 to length(Face[Mesh])-1 do
if Face[Mesh][i].sel and not Face[Mesh][i].hidden then begin
inc(result);
if Assigned(ind) then ind^:=i;
end;
2: for i:=0 to length(Sphere)-1 do
if Sphere[i].sel and not Sphere[i].hidden then begin
inc(result);
if Assigned(ind) then ind^:=i;
end;
3: for i:=0 to length(Box)-1 do
if Box[i].sel and not Box[i].hidden then begin
inc(result);
if Assigned(ind) then ind^:=i;
end;
end;
end;
function TColObject.GetVisibleCount(SubObj, Mesh: integer): integer;
var i: integer;
begin
result:=0;
case SubObj of
0: for i:=0 to length(Vertex[Mesh])-1 do if not Vertex[Mesh][i].hidden then inc(result);
1: for i:=0 to length(Face[Mesh])-1 do if not Face[Mesh][i].hidden then inc(result);
2: for i:=0 to length(Sphere)-1 do if not Sphere[i].hidden then inc(result);
3: for i:=0 to length(Box)-1 do if not Box[i].hidden then inc(result);
end;
end;
function TColObject.GetSelCenter(SubObj, Mesh: integer; var center: TVector3f): boolean;
var i, num: integer;
begin
center := NullVector;
num := 0;
case SubObj of
0: for i:=0 to length(Vertex[Mesh])-1 do with Vertex[Mesh][i] do
if sel and not hidden then begin
AddVector(center, v);
inc(num);
end;
1: for i:=0 to length(Face[Mesh])-1 do
if Face[Mesh][i].sel and not Face[Mesh][i].hidden then begin
AddVector(center, Face[Mesh][i].center);
inc(num);
end;
2: for i:=0 to length(Sphere)-1 do with Sphere[i] do
if sel and not hidden then begin
AddVector(center, Pos);
inc(num);
end;
3: for i:=0 to length(Box)-1 do
if Box[i].sel and not Box[i].hidden then with Box[i] do begin
AddVector(center, VectorScale(VectorAdd(min, max), 0.5));
inc(num);
end;
end;
if num > 1 then ScaleVector(center, 1/num);
result := num > 0;
end;
procedure TColObject.GetSelSurf(SubObj, Mesh: integer; var Mat, Flag, Unk, Light: integer);
var
i, numLight: integer;
noMat, noFlag, noUnk: boolean;
begin
Mat:=-1; Flag:=-1; Unk:=-1; Light:=0; numLight:=0;
noMat:=false; noFlag:=false; noUnk:=false;
case SubObj of
1: begin
for i:=0 to length(Face[Mesh])-1 do
{if not (noMat and noFlag and noUnk) then} with Face[Mesh][i] do
if sel and not hidden then begin
if not noMat then begin if Mat<0 then Mat:=Surf.Mat else if Mat<>Surf.Mat then begin noMat:=true; Mat:=-1; end; end;
if not noFlag then begin if Flag<0 then Flag:=Surf.Flag else if Flag<>Surf.Flag then begin noFlag:=true; Flag:=-1; end; end;
if not noUnk then begin if Unk<0 then Unk:=Surf.Unk else if Unk<>Surf.Unk then begin noUnk:=true; Unk:=-1; end; end;
inc(Light, Surf.Light); inc(numLight);
end;
end;
2: begin
for i:=0 to length(Sphere)-1 do
{if not (noMat and noFlag and noUnk) then} with Sphere[i] do
if sel and not hidden then begin
if not noMat then begin if Mat<0 then Mat:=Surf.Mat else if Mat<>Surf.Mat then begin noMat:=true; Mat:=-1; end; end;
if not noFlag then begin if Flag<0 then Flag:=Surf.Flag else if Flag<>Surf.Flag then begin noFlag:=true; Flag:=-1; end; end;
if not noUnk then begin if Unk<0 then Unk:=Surf.Unk else if Unk<>Surf.Unk then begin noUnk:=true; Unk:=-1; end; end;
inc(Light, Surf.Light); inc(numLight);
end;
end;
3: begin
for i:=0 to length(Box)-1 do
{if not (noMat and noFlag and noUnk) then} with Box[i] do
if sel and not hidden then begin
if not noMat then begin if Mat<0 then Mat:=Surf.Mat else if Mat<>Surf.Mat then begin noMat:=true; Mat:=-1; end; end;
if not noFlag then begin if Flag<0 then Flag:=Surf.Flag else if Flag<>Surf.Flag then begin noFlag:=true; Flag:=-1; end; end;
if not noUnk then begin if Unk<0 then Unk:=Surf.Unk else if Unk<>Surf.Unk then begin noUnk:=true; Unk:=-1; end; end;
inc(Light, Surf.Light); inc(numLight);
end;
end;
end;
if numLight>0 then Light := round(Light/numLight);
end;
procedure TColObject.SetSelSurfMat(Mat, SubObj, Mesh: integer);
var i, j: integer;
begin
j:=0;
case SubObj of
1: for i:=0 to length(Face[Mesh])-1 do with Face[Mesh][i] do if not hidden and sel then begin surf.Mat:=Mat; inc(j); end;
2: for i:=0 to length(Sphere)-1 do with Sphere[i] do if not hidden and sel then begin surf.Mat:=Mat; inc(j); end;
3: for i:=0 to length(Box)-1 do with Box[i] do if not hidden and sel then begin surf.Mat:=Mat; inc(j); end;
end;
if j>0 then Modify;
end;
procedure TColObject.SetSelSurfFlag(Flag, SubObj, Mesh: integer);
var i, j: integer;
begin
j:=0;
case SubObj of
1: for i:=0 to length(Face[Mesh])-1 do with Face[Mesh][i] do if not hidden and sel then begin surf.Flag:=Flag; inc(j); end;
2: for i:=0 to length(Sphere)-1 do with Sphere[i] do if not hidden and sel then begin surf.Flag:=Flag; inc(j); end;
3: for i:=0 to length(Box)-1 do with Box[i] do if not hidden and sel then begin surf.Flag:=Flag; inc(j); end;
end;
if j>0 then Modify;
end;
procedure TColObject.SetSelSurfUnk(Unk, SubObj, Mesh: integer);
var i, j: integer;
begin
j:=0;
case SubObj of
1: for i:=0 to length(Face[Mesh])-1 do with Face[Mesh][i] do if not hidden and sel then begin surf.Unk:=Unk; inc(j); end;
2: for i:=0 to length(Sphere)-1 do with Sphere[i] do if not hidden and sel then begin surf.Unk:=Unk; inc(j); end;
3: for i:=0 to length(Box)-1 do with Box[i] do if not hidden and sel then begin surf.Unk:=Unk; inc(j); end;
end;
if j>0 then Modify;
end;
procedure TColObject.SetSelSurfLight(Light, SubObj, Mesh: integer);
var i, j: integer;
begin
j:=0;
case SubObj of
1: for i:=0 to length(Face[Mesh])-1 do with Face[Mesh][i] do if not hidden and sel then begin surf.Light:=Light; inc(j); end;
2: for i:=0 to length(Sphere)-1 do with Sphere[i] do if not hidden and sel then begin surf.Light:=Light; inc(j); end;
3: for i:=0 to length(Box)-1 do with Box[i] do if not hidden and sel then begin surf.Light:=Light; inc(j); end;
end;
if j>0 then Modify;
end;
procedure TColObject.UpdateFace(Mesh, Index: integer; Flip: boolean = false);
var tmp: word;
begin
with Face[Mesh, Index] do begin
if Flip then begin
tmp:=a; a:=b; b:=tmp;
end;
n := GetFaceNormal(vertex[Mesh][a].v, vertex[Mesh][c].v, vertex[Mesh][b].v);
center := GetFaceCenter(vertex[Mesh][a].v, vertex[Mesh][b].v, vertex[Mesh][c].v);
end;
end;