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|
unit Codegen;
{$mode objfpc}{$H+}
interface
uses
Classes, SysUtils, Math, Instruments, Song, Utils,
HugeDatatypes, Constants, Dialogs, strutils, FileUtil, LazFileUtils, process;
type
{ EAssemblyException }
EAssemblyException = class(Exception)
public
ProgramName: String;
constructor Create(Prog, Msg: String);
end;
ECodegenRenameException = class(Exception);
TExportMode = (emNormal, emPreview, emGBS);
procedure AssembleSong(Song: TSong; Filename: string; Mode: TExportMode = emNormal);
procedure RenderSongToGBDKC(Song: TSong; DescriptorName: String; Filename: string; Bank: Integer = -1);
procedure RenderSongToRGBDSAsm(Song: TSong; DescriptorName: String; Filename: string);
implementation
uses AvgLvlTree;
type
TUsedStuff = record
HighestDutyInst, HighestWaveInst, HighestNoiseInst: Integer;
HighestWaveform: Integer;
UsedPatterns: TAvgLvlTree;
end;
function CompareIntPointers(Data1, Data2: Pointer): integer;
begin
Result := Integer(Data1^) - Integer(Data2^);
end;
function FindUsedStuff(const Song: TSong): TUsedStuff;
var
I, J: Integer;
Pat: PPattern;
Cell: TCell;
Instr: TInstrument;
InstValue: Integer;
Highest: ^Integer;
Waveform: Integer;
begin
Result.UsedPatterns := TAvgLvlTree.Create(@CompareIntPointers);
Result.HighestDutyInst := -1;
Result.HighestWaveInst := -1;
Result.HighestNoiseInst := -1;
Result.HighestWaveform := -1;
for Instr in Song.Instruments.Wave do begin
if not Instr.SubpatternEnabled then Continue;
for Cell in Instr.Subpattern do
if Cell.EffectCode = $9 then begin
Waveform := Cell.EffectParams.Value;
if InRange(Waveform, 0, 15) and (Waveform > Result.HighestWaveform) then
Result.HighestWaveform := Waveform;
end;
end;
for I := Low(Song.OrderMatrix) to High(Song.OrderMatrix) do begin
case I of
0, 1: Highest := @Result.HighestDutyInst;
2: Highest := @Result.HighestWaveInst;
3: Highest := @Result.HighestNoiseInst;
end;
for J := Low(Song.OrderMatrix[I]) to High(Song.OrderMatrix[I])-1 do begin
if Result.UsedPatterns.Find(@Song.OrderMatrix[I, J]) <> nil then Continue;
Result.UsedPatterns.Add(@Song.OrderMatrix[I, J]);
Pat := Song.Patterns.KeyData[Song.OrderMatrix[I, J]];
for Cell in Pat^ do begin
if (Cell.EffectCode = $9) and (I = 2) then begin // waveforms on wave channel
Waveform := Cell.EffectParams.Value;
if InRange(Waveform, 0, 15) and (Waveform > Result.HighestWaveform) then
Result.HighestWaveform := Waveform;
end;
if Cell.Instrument = 0 then Continue;
if InRange(Cell.Instrument, 0, 15) then
InstValue := Cell.Instrument
else
InstValue := 0;
if InstValue > Highest^ then
Highest^ := InstValue;
if (I = 2) then begin // Wave channel
Waveform := Song.Instruments.Wave[Cell.Instrument].Waveform;
if Waveform > Result.HighestWaveform then
Result.HighestWaveform := Waveform;
end;
end;
end;
end;
end;
procedure FreeUsedStuff(const UsedStuff: TUsedStuff);
begin
UsedStuff.UsedPatterns.Free;
end;
function PatternIsUsed(Pattern: Integer; const UsedStuff: TUsedStuff): Boolean;
begin
Result := UsedStuff.UsedPatterns.Find(@Pattern) <> nil;
end;
function InstrumentIsUsed(Instrument: Integer; Type_: TInstrumentType; const UsedStuff: TUsedStuff): Boolean;
begin
case Type_ of
itSquare: Result := Instrument <= UsedStuff.HighestDutyInst;
itWave: Result := Instrument <= UsedStuff.HighestWaveInst;
itNoise: Result := Instrument <= UsedStuff.HighestNoiseInst;
end;
end;
procedure RenderSongToGBDKC(Song: TSong; DescriptorName: String; Filename: string; Bank: Integer = -1);
function RenderGBDKCell(Cell: TCell): string;
var
SL: TStringList;
begin
SL := TStringList.Create;
SL.Delimiter := ',';
if (Cell.Note = NO_NOTE) or (NoteToCMap.IndexOf(Cell.Note) = -1) then
SL.Add('___')
else
SL.Add(NoteToCMap.KeyData[Cell.Note]);
if InRange(Cell.Instrument, 0, 15) then
SL.Add(IntToStr(Cell.Instrument))
else
SL.Add('0');
SL.Add('0x' + EffectCodeToStr(Cell.EffectCode, Cell.EffectParams));
Result := SL.DelimitedText;
SL.Free;
end;
function RenderGBDKSubpatternCell(Cell: TCell; Last: Boolean): string;
var
SL: TStringList;
begin
SL := TStringList.Create;
SL.Delimiter := ',';
if Cell.Note = NO_NOTE then
SL.Add('___')
else
SL.Add(IntToStr(Cell.Note));
if Last and (Cell.Volume = 0) then
SL.Add(IntToStr(1)) // Automatically insert jump back to row 1 if last cell
else
SL.Add(IntToStr(EnsureRange(Cell.Volume, 0, 32)));
SL.Add('0x' + EffectCodeToStr(Cell.EffectCode, Cell.EffectParams));
Result := SL.DelimitedText;
SL.Free;
end;
function RenderGBDKPattern(Name: string; Pat: TPattern): string;
var
Cell: TCell;
begin
Result := 'static const unsigned char ' + Name + '[] = {' + LineEnding;
for Cell in Pat do
Result += ' DN(' + RenderGBDKCell(Cell) + '),' + LineEnding;
Result += '};';
end;
function RenderGBDKSubpattern(Name: string; Pat: TPattern): string;
var
I: Integer;
begin
Result := 'static const unsigned char ' + Name + '[] = {' + LineEnding;
for I := 0 to 31 do
Result += ' DN(' + RenderGBDKSubpatternCell(Pat[I], I = 31) + '),' + LineEnding;
Result += '};';
end;
function RenderGBDKOrder(Number: integer; Order: array of integer): string;
var
SL: TStringList;
I: integer;
begin
SL := TStringList.Create;
SL.StrictDelimiter := True;
SL.Delimiter := ',';
for I := Low(Order) to High(Order)-1 do // HACK: account for off-by-one error
SL.Add('P' + IntToStr(Order[I]));
Result := 'static const unsigned char* const order' + IntToStr(Number) + '[] = {';
Result += SL.DelimitedText;
Result += '};';
SL.Free;
end;
function RenderGBDKInstrument(Instrument: TInstrument; Num: Integer): string;
var
SL: TStringList;
AsmInstrument: TAsmInstrument;
J: integer;
HighMask: byte;
TypePrefix: String;
begin
AsmInstrument := InstrumentToBytes(Instrument);
SL := TStringList.Create;
SL.StrictDelimiter := True;
SL.Delimiter := ',';
if Instrument.Type_ = itNoise then
begin
SL.Add(IntToStr(AsmInstrument[1])); // envelope
HighMask := AsmInstrument[0];
if Instrument.LengthEnabled then
HighMask := HighMask or %01000000;
if Instrument.CounterStep = swSeven then
HighMask := HighMask or %10000000;
SL.Add(IntToStr(HighMask));
end
else
for J := Low(AsmInstrument) to High(AsmInstrument) do
SL.Add(IntToStr(AsmInstrument[J]));
WriteStr(TypePrefix, Instrument.Type_);
if Instrument.SubpatternEnabled then
SL.Insert(SL.Count-1, Format('%sSP%d', [TypePrefix, Num]))
else
SL.Insert(SL.Count-1, '0');
if Instrument.Type_ = itNoise then begin
SL.Add('0');
SL.Add('0');
end;
Result := '{'+SL.DelimitedText+'}';
end;
function RenderGBDKInstrumentBank(Name: string; Bank: TInstrumentBank; Limit: Integer): string;
var
I: integer;
InstrType: String;
begin
case Bank[1].Type_ of
itSquare: InstrType := 'hUGEDutyInstr_t';
itWave: InstrType := 'hUGEWaveInstr_t';
itNoise: InstrType := 'hUGENoiseInstr_t';
end;
if Limit = -1 then
Exit('static const ' + InstrType + '* ' + Name + ' = NULL;'+LineEnding);
Result := 'static const ' + InstrType + ' ' + Name + '[] = {'+LineEnding;
for I := Low(Bank) to Limit do begin
Result += ' '+RenderGBDKInstrument(Bank[I], I) + ','+LineEnding;
end;
Result += '};';
end;
function RenderGBDKWaves(Waves: TWaveBank; Limit: Integer): string;
var
I, J: integer;
begin
if Limit = -1 then
Exit('static const unsigned char* waves = NULL;'+LineEnding);
Result := 'static const unsigned char waves[] = {'+LineEnding;
for I := Low(Waves) to Limit do
begin
Result += ' ';
J := Low(Waves[I]);
while J < High(Waves[I]) do
begin
Result += IntToStr((Waves[I, J] shl 4) or Waves[I, J + 1])+',';
Inc(J, 2);
end;
Result += LineEnding;
end;
Result += '};';
end;
var
OrderMatrix: TOrderMatrix;
OutSL: TStringList;
I: integer;
F: Text;
TypePrefix: String;
UsedStuff: TUsedStuff;
begin
Song := OptimizeSong(Song);
UsedStuff := FindUsedStuff(Song);
OutSL := TStringList.Create;
if Bank <> -1 then begin
OutSL.Add('#pragma bank '+IntToStr(Bank));
OutSL.Add('');
end;
OutSL.Add('#include "hUGEDriver.h"');
OutSL.Add('#include <stddef.h>');
OutSL.Add('');
for I := 0 to Song.Patterns.Count - 1 do
if PatternIsUsed(Song.Patterns.Keys[I], UsedStuff) then
OutSL.Add(RenderGBDKPattern('P' + IntToStr(Song.Patterns.Keys[I]),
Song.Patterns.Data[I]^));
OutSL.Add('');
for I := Low(Song.Instruments.All) to High(Song.Instruments.All) do
if InstrumentIsUsed(ModInst(I), Song.Instruments.All[I].Type_, UsedStuff) then
with Song.Instruments.All[I] do begin
if SubpatternEnabled then begin
WriteStr(TypePrefix, Type_);
OutSL.Add(RenderGBDKSubpattern(TypePrefix+'SP' + IntToStr(ModInst(I)), Subpattern));
end;
end;
OutSL.Add(RenderGBDKOrder(1, Song.OrderMatrix[0]));
OutSL.Add(RenderGBDKOrder(2, Song.OrderMatrix[1]));
OutSL.Add(RenderGBDKOrder(3, Song.OrderMatrix[2]));
OutSL.Add(RenderGBDKOrder(4, Song.OrderMatrix[3]));
OutSL.Add('');
OutSL.Add(RenderGBDKInstrumentBank('duty_instruments', Song.Instruments.Duty, UsedStuff.HighestDutyInst));
OutSL.Add(RenderGBDKInstrumentBank('wave_instruments', Song.Instruments.Wave, UsedStuff.HighestWaveInst));
OutSL.Add(RenderGBDKInstrumentBank('noise_instruments', Song.Instruments.Noise, UsedStuff.HighestNoiseInst));
OutSL.Add('');
OutSL.Add(RenderGBDKWaves(Song.Waves, UsedStuff.HighestWaveform));
OutSL.Add('');
if Bank <> -1 then
OutSL.Add(Format('const void __at(%d) __bank_%s;', [Bank, DescriptorName]));
OutSL.Add(Format(
'const hUGESong_t %s = {%d, %d, %d, %d, %d, order1, order2, order3,'+
'order4, duty_instruments, wave_instruments, noise_instruments, NULL, waves};',
[DescriptorName,
Song.TicksPerRow[0], Song.TicksPerRow[1], Song.TicksPerRow[2], Song.TicksPerRow[3],
OrderCount(Song)*2
]));
AssignFile(F, Filename);
Rewrite(F);
Write(F, OutSL.Text);
CloseFile(F);
OutSL.Free;
FreeUsedStuff(UsedStuff);
end;
function RenderOrderTable(OrderMatrix: TOrderMatrix): string;
function ArrayHelper(Ints: array of integer): string;
var
I: integer;
SL: TStringList;
begin
SL := TStringList.Create;
SL.StrictDelimiter := True;
SL.Delimiter := ',';
for I := Low(Ints) to High(Ints)-1 do // HACK: account for the off-by-one error
SL.Add('P' + IntToStr(Ints[I]));
Result := SL.DelimitedText;
SL.Free;
end;
var
Res: TStringList;
begin
Res := TStringList.Create;
Res.Add('order1: dw ' + ArrayHelper(OrderMatrix[0]));
Res.Add('order2: dw ' + ArrayHelper(OrderMatrix[1]));
Res.Add('order3: dw ' + ArrayHelper(OrderMatrix[2]));
Res.Add('order4: dw ' + ArrayHelper(OrderMatrix[3]));
Result := Res.Text;
Res.Free;
end;
function RenderInstruments(Instruments: TInstrumentBank; Limit: Integer): string;
var
ResultSL: TStringList;
AsmInstrument: TAsmInstrument;
I, J: integer;
TypePrefix: string;
HighMask: byte;
begin
ResultSL := TStringList.Create;
for I := Low(Instruments) to Limit do
begin
WriteStr(TypePrefix, Instruments[I].Type_);
ResultSL.Add(Format('%s%s:', [TypePrefix, 'inst' + IntToStr(I)]));
AsmInstrument := InstrumentToBytes(Instruments[I]);
if Instruments[I].Type_ = itNoise then
begin
ResultSL.Add('db '+IntToStr(AsmInstrument[1])); // envelope
HighMask := AsmInstrument[0];
if Instruments[I].LengthEnabled then
HighMask := HighMask or %01000000;
if Instruments[I].CounterStep = swSeven then
HighMask := HighMask or %10000000;
ResultSL.Add('db '+IntToStr(HighMask));
end
else begin
for J := Low(AsmInstrument) to High(AsmInstrument) do
ResultSL.Add('db '+IntToStr(AsmInstrument[J]));
end;
if Instruments[I].SubpatternEnabled then
ResultSL.Insert(ResultSL.Count-1, Format('dw %sSP%d', [TypePrefix, I]))
else
ResultSL.Insert(ResultSL.Count-1, 'dw 0');
if Instruments[I].Type_ = itNoise then
ResultSL.Add('ds 2');
ResultSL.Add('');
end;
Result := ResultSL.Text;
ResultSL.Free;
end;
function RenderCell(Cell: TCell): string;
var
SL: TStringList;
begin
SL := TStringList.Create;
SL.Delimiter := ',';
SL.StrictDelimiter := True;
if (Cell.Note = NO_NOTE) or (NoteToDriverMap.IndexOf(Cell.Note) = -1) then
SL.Add('___')
else
SL.Add(NoteToDriverMap.KeyData[Cell.Note]);
if InRange(Cell.Instrument, 0, 15) then
SL.Add(IntToStr(Cell.Instrument))
else
SL.Add('0');
SL.Add('$' + EffectCodeToStr(Cell.EffectCode, Cell.EffectParams));
// RGBDS thinks you're defining a new macro if you don't have a space first.
Result := ' dn ' + SL.DelimitedText;
SL.Free;
end;
function RenderSubpatternCell(Cell: TCell; Last: Boolean): string;
var
SL: TStringList;
begin
SL := TStringList.Create;
SL.Delimiter := ',';
SL.StrictDelimiter := True;
if (Cell.Note = NO_NOTE) then
SL.Add('___')
else
SL.Add(IntToStr(Cell.Note));
if Last and (Cell.Volume = 0) then
SL.Add(IntToStr(1)) // Automatically insert jump back to row 1 if last cell
else
SL.Add(IntToStr(EnsureRange(Cell.Volume, 0, 32)));
SL.Add('$' + EffectCodeToStr(Cell.EffectCode, Cell.EffectParams));
// RGBDS thinks you're defining a new macro if you don't have a space first.
Result := ' dn ' + SL.DelimitedText;
SL.Free;
end;
function RenderPattern(Name: string; Pattern: TPattern): string;
var
SL: TStringList;
I: integer;
begin
SL := TStringList.Create;
SL.Add(Name + ':');
for I := Low(TPattern) to High(TPattern) do
SL.Add(RenderCell(Pattern[I]));
Result := SL.Text;
SL.Free;
end;
function RenderSubpattern(Name: string; Pattern: TPattern): string;
var
SL: TStringList;
I: integer;
begin
SL := TStringList.Create;
SL.Add(Name + ':');
for I := 0 to 31 do
SL.Add(RenderSubpatternCell(Pattern[I], I = 31)); // TODO: hardcoded value
Result := SL.Text;
SL.Free;
end;
function RenderWaveforms(Waves: TWaveBank; Limit: Integer): string;
var
SL, ResultSL: TStringList;
I, J: integer;
begin
ResultSL := TStringList.Create;
for I := Low(Waves) to Limit do
begin
SL := TStringList.Create;
SL.StrictDelimiter := True;
SL.Delimiter := ',';
J := Low(Waves[I]);
while J < High(Waves[I]) do
begin
SL.Add(IntToStr((Waves[I, J] shl 4) or Waves[I, J + 1]));
Inc(J, 2);
end;
ResultSL.Add(Format('wave%d: db %s', [I, SL.DelimitedText]));
SL.Free;
end;
Result := ResultSL.Text;
ResultSL.Free;
end;
procedure RenderSongToRGBDSAsm(Song: TSong; DescriptorName: String; Filename: string);
var
OutSL: TStringList;
F: Text;
I: Integer;
TypePrefix: String;
UsedStuff: TUsedStuff;
begin
Song := OptimizeSong(Song);
UsedStuff := FindUsedStuff(Song);
OutSL := TStringList.Create;
OutSL.Add('include "hUGE.inc"');
OutSL.Add('');
OutSL.Add('SECTION "'+DescriptorName+' Song Data", ROMX');
OutSL.Add('');
// Render song descriptor
OutSL.Add(DescriptorName+'::');
OutSL.Add('db '+IntToStr(Song.TicksPerRow[0])+', '
+IntToStr(Song.TicksPerRow[1])+', '
+IntToStr(Song.TicksPerRow[2])+', '
+IntToStr(Song.TicksPerRow[3]));
OutSL.Add('db '+IntToStr(OrderCount(Song)*2));
OutSL.Add('dw order1, order2, order3, order4');
OutSL.Add('dw duty_instruments, wave_instruments, noise_instruments');
OutSL.Add('dw routines');
OutSL.Add('dw waves');
OutSL.Add('');
// Render order matrix
OutSL.Add(RenderOrderTable(Song.OrderMatrix));
// Render instruments
OutSL.Add('duty_instruments:');
OutSL.Add(RenderInstruments(Song.Instruments.Duty, UsedStuff.HighestDutyInst));
OutSL.Add('');
OutSL.Add('wave_instruments:');
OutSL.Add(RenderInstruments(Song.Instruments.Wave, UsedStuff.HighestWaveInst));
OutSL.Add('');
OutSL.Add('noise_instruments:');
OutSL.Add(RenderInstruments(Song.Instruments.Noise, UsedStuff.HighestNoiseInst));
OutSL.Add('');
// Render routines
OutSL.Add('routines:');
for I := Low(TRoutineBank) to High(TRoutineBank) do begin
OutSL.Add('__hUGE_Routine_'+IntToStr(I)+':');
OutSL.Add(Song.Routines[I]);
OutSL.Add('__end_hUGE_Routine_'+IntToStr(I)+':');
OutSL.Add('ret');
OutSL.Add('');
end;
// Render waves
OutSL.Add('waves:');
OutSL.Add(RenderWaveforms(Song.Waves, UsedStuff.HighestWaveform));
// Render patterns
for I := 0 to Song.Patterns.Count - 1 do
if PatternIsUsed(Song.Patterns.Keys[I], UsedStuff) then
OutSL.Add(RenderPattern('P' + IntToStr(Song.Patterns.Keys[I]), Song.Patterns.Data[I]^));
// Render subpatterns
for I := Low(Song.Instruments.All) to High(Song.Instruments.All) do
if InstrumentIsUsed(ModInst(I), Song.Instruments.All[I].Type_, UsedStuff) then
with Song.Instruments.All[I] do begin
if SubpatternEnabled then begin
WriteStr(TypePrefix, Type_);
OutSL.Add(RenderSubpattern(TypePrefix+'SP' + IntToStr(ModInst(I)), Subpattern));
end;
end;
AssignFile(F, Filename);
Rewrite(F);
Write(F, OutSL.Text);
CloseFile(F);
OutSL.Free;
FreeUsedStuff(UsedStuff);
end;
procedure RectifyGBSFile(GBSFile: string);
{ This procedure removes the useless $400 bytes located after the GBS header.
Since RGBDS has no feature to simply offset a section of code, we have to
manually introduce padding and then remove it with this silly routine. }
var
Stream: TFileStream;
Buffer: array of byte;
begin
Stream := TFileStream.Create(GBSFile, fmOpenRead);
SetLength(Buffer, Stream.Size - $400);
Stream.Read(Buffer[0], $70);
Stream.Seek($400, soCurrent); // Skip the empty byte padding
Stream.Read(Buffer[$70], Stream.Size - Stream.Position);
Stream.Free;
Stream := TFileStream.Create(GBSFile, fmOpenWrite);
Stream.WriteBuffer(Buffer[0], Length(Buffer));
Stream.Free;
end;
procedure AssembleSong(Song: TSong; Filename: string; Mode: TExportMode);
var
OutFile: Text;
I: integer;
TypePrefix: String;
Proc: TProcess;
FilePath: string;
RenameSucceeded: Boolean;
UsedStuff: TUsedStuff;
procedure Die;
var
OutSL: TStringList;
begin
OutSL := TStringList.Create;
try
OutSL.LoadFromStream(Proc.Output);
raise EAssemblyException.Create(Proc.Executable, OutSL.Text);
finally
OutSL.Free;
end;
end;
procedure WriteHTT(F: string; S: string);
begin
AssignFile(OutFile, F);
Rewrite(OutFile);
Write(OutFile, S);
CloseFile(OutFile);
end;
function Assemble(OutFile: string; InFile: string; Defines: array of string): integer;
var
Define: string;
begin
Proc.Executable := 'rgbasm';
Proc.Parameters.Clear;
Proc.Parameters.Add('--include');
Proc.Parameters.Add(ConcatPaths([CacheDir, 'render']));
Proc.Parameters.Add('--include');
Proc.Parameters.Add(ConcatPaths([RuntimeDir, 'hUGEDriver']));
Proc.Parameters.Add('-o' + OutFile);
for Define in Defines do
// HACK: This just removes all instances of double quotes to avoid a bug
// where arguments don't get passed in right with double quotes.
Proc.Parameters.Add('-D' + ReplaceStr(Define, '"', ''));
Proc.Parameters.Add(InFile);
Proc.Execute;
Result := Proc.ExitStatus;
end;
function Link(OutFile: string; InFiles: array of string; Map: string = '';
Sym: string = ''): integer;
var
InFile: string;
begin
Proc.Executable := 'rgblink';
Proc.Parameters.Clear;
Proc.Parameters.Add('-o' + OutFile);
if Map <> '' then
Proc.Parameters.Add('-m' + Map);
if Sym <> '' then
Proc.Parameters.Add('-n' + Sym);
for InFile in InFiles do
Proc.Parameters.Add(InFile);
Proc.Execute;
Result := Proc.ExitStatus;
end;
function Fix(GBFile: string): integer;
begin
Proc.Executable := 'rgbfix';
Proc.Parameters.Clear;
Proc.Parameters.Add('-p0');
Proc.Parameters.Add('-v');
Proc.Parameters.Add(GBFile);
Proc.Execute;
Result := Proc.ExitStatus;
end;
begin
Song := OptimizeSong(Song);
UsedStuff := FindUsedStuff(Song);
if not DirectoryExists(ConcatPaths([CacheDir, 'render'])) then
CreateDir(ConcatPaths([CacheDir, 'render']));
FilePath := Filename;
Filename := ConcatPaths([CacheDir, 'render', ExtractFileNameWithoutExt(ExtractFileNameOnly(Filename))]);
WriteHTT(ConcatPaths([CacheDir, 'render', 'wave.htt']), RenderWaveforms(Song.Waves, UsedStuff.HighestWaveform));
WriteHTT(ConcatPaths([CacheDir, 'render', 'order.htt']), RenderOrderTable(Song.OrderMatrix));
WriteHTT(ConcatPaths([CacheDir, 'render', 'duty_instrument.htt']), RenderInstruments(Song.Instruments.Duty, UsedStuff.HighestDutyInst));
WriteHTT(ConcatPaths([CacheDir, 'render', 'wave_instrument.htt']), RenderInstruments(Song.Instruments.Wave, UsedStuff.HighestWaveInst));
WriteHTT(ConcatPaths([CacheDir, 'render', 'noise_instrument.htt']), RenderInstruments(Song.Instruments.Noise, UsedStuff.HighestNoiseInst));
for I := Low(TRoutineBank) to High(TRoutineBank) do
WriteHTT(ConcatPaths([CacheDir, 'render', 'routine'+IntToStr(I)+'.htt']), Song.Routines[I]);
AssignFile(OutFile, ConcatPaths([CacheDir, 'render', 'pattern.htt']));
Rewrite(OutFile);
for I := 0 to Song.Patterns.Count - 1 do
if PatternIsUsed(Song.Patterns.Keys[I], UsedStuff) then
Write(OutFile, RenderPattern('P' + IntToStr(Song.Patterns.Keys[I]),
Song.Patterns.Data[I]^));
CloseFile(OutFile);
AssignFile(OutFile, ConcatPaths([CacheDir, 'render', 'subpattern.htt']));
Rewrite(OutFile);
for I := Low(Song.Instruments.All) to High(Song.Instruments.All) do
if InstrumentIsUsed(ModInst(I), Song.Instruments.All[I].Type_, UsedStuff) then
with Song.Instruments.All[I] do begin
if SubpatternEnabled then begin
WriteStr(TypePrefix, Type_);
Write(OutFile, RenderSubpattern(TypePrefix+'SP' + IntToStr(ModInst(I)), Subpattern));
end;
end;
CloseFile(OutFile);
// Build the file
Proc := TProcess.Create(nil);
Proc.Options := Proc.Options + [poWaitOnExit, poUsePipes, poStdErrToOutput, poNoConsole];
try
// Assemble
if Mode = emPreview then
begin
if Assemble(Filename + '_driver.obj',
ConcatPaths([RuntimeDir, 'hUGEDriver', 'hUGEDriver.asm']),
['PREVIEW_MODE']) <> 0 then Die;
end
else if Assemble(Filename + '_driver.obj', ConcatPaths([RuntimeDir, 'hUGEDriver', 'hUGEDriver.asm']), []) <> 0 then Die;
if Assemble(Filename + '_song.obj',
ConcatPaths([RuntimeDir, 'hUGEDriver', 'song.asm']),
['SONG_DESCRIPTOR=song',
'ORDER_COUNT='+IntToStr(OrderCount(Song)*2),
'TICKS0='+IntToStr(Song.TicksPerRow[0]),
'TICKS1='+IntToStr(Song.TicksPerRow[1]),
'TICKS2='+IntToStr(Song.TicksPerRow[2]),
'TICKS3='+IntToStr(Song.TicksPerRow[3])]) <> 0 then Die;
if Mode = emGBS then
begin
if Assemble(Filename + '_gbs.obj',
ConcatPaths([RuntimeDir, 'hUGEDriver', 'gbs.asm']),
['SONG_DESCRIPTOR=song',
'GBS_TITLE="'+PadRight(LeftStr(Song.Name, 32), 32)+'"',
'GBS_AUTHOR="'+PadRight(LeftStr(Song.Artist, 32), 32)+'"',
'GBS_COPYRIGHT="'+PadRight(IntToStr(CurrentYear), 32)+'"',
'TIMER_MODULO='+IntToStr(IfThen(Song.TimerEnabled, Song.TimerDivider, 0)),
'TIMER_CONTROL='+IntToStr(IfThen(Song.TimerEnabled, 4, 0))]) <> 0 then Die;
end
else if Assemble(Filename + '_player.obj',
ConcatPaths([RuntimeDir, 'hUGEDriver', 'player.asm']),
['SONG_DESCRIPTOR=song',
IfThen(Song.TimerEnabled, 'USE_TIMER=1', ''),
'TIMER_MODULO='+IntToStr(Song.TimerDivider)]) <> 0 then Die;
// Link
if Mode = emGBS then
begin
if Link(Filename + '.gbs',
[Filename + '_driver.obj',
Filename + '_song.obj',
Filename + '_gbs.obj']) <> 0 then Die;
end
else
begin
if Link(Filename + '.gb',
[Filename + '_driver.obj',
Filename + '_song.obj',
Filename + '_player.obj'],
Filename + '.map',
Filename + '.sym') <> 0 then Die;
end;
// Fix
if Mode = emGBS then
RectifyGBSFile(Filename + '.gbs')
else
begin
if (Fix(Filename + '.gb') <> 0) then
Die;
end;
// Move to destination
if Mode <> emPreview then
begin
if FileExists(FilePath) then
DeleteFile(FilePath);
case Mode of
emGBS: RenameSucceeded := RenameFile(Filename + '.gbs', FilePath);
else RenameSucceeded := RenameFile(Filename + '.gb', FilePath);
end;
if not RenameSucceeded then
raise ECodegenRenameException.Create(FilePath);
{$ifdef DEVELOPMENT}
RenameFile(Filename + '.sym', FilePath + '.sym');
RenameFile(Filename + '.map', FilePath + '.map');
{$endif}
{$ifdef PRODUCTION}
DeleteFile(Filename + '.sym');
DeleteFile(Filename + '.map');
{$endif}
DeleteFile(Filename + '_driver.obj');
DeleteFile(Filename + '_song.obj');
DeleteFile(Filename + '_player.obj');
DeleteFile(Filename + '_gbs.obj');
end;
finally
Proc.Free;
FreeUsedStuff(UsedStuff);
end;
end;
{ EAssemblyException }
constructor EAssemblyException.Create(Prog, Msg: String);
begin
inherited Create(Msg);
Self.ProgramName := Prog;
end;
end.
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