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TRACKER.PAS
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TRACKER.PAS
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{$G-,N-,E-}
{**************************************************************
Tracker.pas - Procedures for drawing the pattern editor and
player windows
Author: Jan Knipperts
Program: TNDY-Tracker
Version: 1.151
***************************************************************
}
Unit Tracker;
interface
uses global,textmode,keyboard,menu,tndy;
Procedure Update_Screenbuffer_Track(buffer_ptr : pointer; pattern_number, track_number, start_row, end_row : integer);
Procedure Update_Pattern_Screenbuffer(buffer_ptr : pointer; pattern_number,start_row, end_row : integer);
Procedure Prepare_next_Patterns_buffer;
Procedure Update_Pattern(start : integer; update_screen : boolean);
Procedure Update_Order(update_screen, mark_current : boolean);
Procedure Draw_Pattern_Window(update_screen : boolean);
Procedure Draw_Editor_Window(update_screen : boolean);
Procedure Draw_Player_State(update_screen : boolean);
Procedure Draw_Noise_Info;
Procedure Draw_Voice_Info;
Procedure Update_Player_State(update_screen : boolean);
Procedure Flash_playing_note(update_screen : boolean);
Procedure Move_Tracks(from_track, to_track : byte; whole_song : boolean);
const
eq_str : char = #254;
eq_color : array[0..15] of byte = (0,2,2,2,2,2,2,2,2,10,10,10,10,14,14,12);
{Note Names}
SNote : array[0..13] of string[2]=
('..','C-','C#','D-','D#','E-','F-','F#','G-','G#','A-','A#','B-',' -');
Snoise : array[0..4] of string[4]=
('....','2330','1165',' 583','Voc3');
implementation
{============ Display the actual view of the current pattern ==============}
Procedure Update_Screenbuffer_Track(buffer_ptr : pointer; pattern_number, track_number, start_row, end_row : integer);
var xp,fc,bc : byte;
rcnt : integer;
begin
writeto(buffer_ptr);
if start_row < 0 then start_row := 0;
if end_row > 63 then end_row := 63;
txtscreen.maxX := 55;
txtscreen.maxY := 64;
bc := palette.window_color;
fc := palette.text_color2;
xp := 5+(track_number*11);
for rcnt := start_row to end_row do {Row count}
begin
if track_number = 0 then
begin
Fastwrite(1,rcnt+1,fc,bc,AddZero(10,rcnt)); {Write row count}
Fastwrite(3,rcnt+1,palette.text_color1,bc,' ³ ');
end;
if track_number < Editor.channels-1 then
begin
if patterns[pattern_number]^[rcnt][track_number].note <= 13 then
begin
if patterns[pattern_number]^[rcnt][track_number].note = 13 then
Fastwrite(xp,rcnt+1,fc,bc,'OFF ')
else
begin
if patterns[pattern_number]^[rcnt][track_number].Octave > 0 then
Fastwrite(xp,rcnt+1,fc,bc,snote[patterns[pattern_number]^[rcnt][track_number].note]+
hexn(patterns[pattern_number]^[rcnt][track_number].Octave)+' ')
else
Fastwrite(xp,rcnt+1,fc,bc,snote[patterns[pattern_number]^[rcnt][track_number].note]+'. ');
if (editor.channels = 5) and (track_number = 3) then
Fastwrite(xp+4,rcnt+1,fc,bc,' ')
else
begin
if (patterns[pattern_number]^[rcnt][track_number].volume = 0) then
Fastwrite(xp+4,rcnt+1,fc,bc,'. ')
else
Fastwrite(xp+4,rcnt+1,fc,bc,hexn(patterns[pattern_number]^[rcnt][track_number].volume-1)+' ');
end;
Fastwrite(xp+7,rcnt+1,palette.text_color3,bc,hexn(patterns[pattern_number]^[rcnt][track_number].effect));
Fastwrite(xp+8,rcnt+1,fc,bc,hexb(patterns[pattern_number]^[rcnt][track_number].ep));
end;
end;
putchar(xp+10,rcnt+1,palette.text_color1,bc,'³');
end
else
begin
if patterns[pattern_number]^[rcnt][track_number].note in [0..4] then
begin
Fastwrite(xp,rcnt+1,fc,bc,Snoise[patterns[pattern_number]^[rcnt][track_number].note]+' ');
if patterns[pattern_number]^[rcnt][track_number].Octave > 2 then
patterns[pattern_number]^[rcnt][track_number].Octave := 2;
case patterns[pattern_number]^[rcnt][track_number].Octave of
0: fastwrite(xp+4,rcnt+1,fc,bc,' .');
1: fastwrite(xp+4,rcnt+1,fc,bc,' P');
2: fastwrite(xp+4,rcnt+1,fc,bc,' W');
end;
if patterns[pattern_number]^[rcnt][track_number].volume > 0 then
fastwrite(xp+6,rcnt+1,fc,bc,hexn(patterns[pattern_number]^[rcnt][track_number].volume-1))
else
putchar(xp+6,rcnt+1,fc,bc,'.');
end
else
begin
Fastwrite(xp,rcnt+1,fc,bc,'OFF ');
end;
end;
end;
txtscreen.maxX := 80;
txtscreen.maxY := 25;
if not in_subscreen then
writeto(buffer.screen1)
else
writeto(buffer.screen2);
end;
Procedure Update_Pattern_Screenbuffer(buffer_ptr : pointer; pattern_number,start_row, end_row : integer);
{Prepares pattern data in a buffer for display}
var ccnt : byte;
begin
pstate := pause;
pause := true;
for ccnt := 0 to Editor.channels-1 do {Channel count}
Update_Screenbuffer_Track(buffer_ptr, pattern_number, ccnt, start_row, end_row);
pause := pstate;
end;
Procedure Prepare_next_Patterns_buffer;
{Already load one row of the next pattern to play while playing}
var ccnt : byte;
begin
if (player.row >= 0) and (player.row <= 55) then
Update_Pattern_Screenbuffer(buffer.pbuffer,player.pattern_num,player.row+8,player.row+8)
else
begin
if player.position < player.songlength-1 then
update_ptn := order[player.position+1]
else
update_ptn := order[player.loop];
Update_Pattern_Screenbuffer(buffer.pbuffer1,update_ptn,player.row-56,player.row-56);
end;
end;
Procedure Draw_Blank_space(y,rowlength : byte);
{Draws an empty row in the pattern window}
begin
fillmem(#0,0,((((y-1)*txtscreen.maxX)+(Editor.p_xp-1)) shl 1),rowlength div 2);
putchar(Editor.p_xp+3,y,palette.text_color1,palette.window_color,'³');
putchar(Editor.p_xp+14,y,palette.text_color1,palette.window_color,'³');
putchar(Editor.p_xp+25,y,palette.text_color1,palette.window_color,'³');
putchar(Editor.p_xp+36,y,palette.text_color1,palette.window_color,'³');
if Editor.channels = 5 then
putchar(Editor.p_xp+47,y,palette.text_color1,palette.window_color,'³');
end;
Procedure Gray_muted(y : byte);
{draw muted channels in gray color}
var x,xp,chan,mx,a : byte;
begin
a := attr(7,palette.window_color,false);
for chan := 0 to Editor.channels-1 do
begin
if player.muted[chan] then
begin
xp := (Editor.p_xp+4)+(chan*11);
if chan = Editor.channels-1 then
mx := 6
else
mx := 9;
for x := xp to xp + mx do
ChangeAttr(x,y,a);
end;
end;
end;
Procedure Mark_current_row(rowlength : byte);
{Marks current row}
var o,s : word;
c,a1,a2 : byte;
begin
s := seg(Getwritebuffer^);
o := ofs(Getwritebuffer^)+((((Editor.p_yp+7)*txtscreen.maxX)+(Editor.p_xp-1)) shl 1);
if txtscreen.VidSeg = $B800 then {color display}
begin
a1 := attr(palette.text_color1,palette.mark_color,false);
a2 := attr(palette.text_color2,palette.mark_color,false);
end
else
begin
a1 := $70;
a2 := $7F;
end;
c := 1;
repeat;
if (c < 4) or (mem[s:o+(c-1)] = 179) then
mem[s:o+c] := a1
else
mem[s:o+c] := a2;
inc(c,2);
until c >= rowlength;
end;
Procedure Flash_playing_note(update_screen : boolean);
{Flashes playing notes}
var chan,a : byte;
begin
if monochrome then
a := $70
else
a := Attr(palette.text_color1,palette.mark_color,false);
if pause = false then
begin
for chan := 0 to Editor.channels-2 do
begin
if (patterns[player.pattern_num]^[editor.markedrow][chan].note > 0) then
begin
ChangeAttrHLine((Editor.p_xp+4)+(chan*11),Editor.p_yp+8,3,a);
end;
if (patterns[player.pattern_num]^[editor.markedrow][chan].volume > 0) then
begin
ChangeAttr((Editor.p_xp+4)+(chan*11)+4,Editor.p_yp+8,a);
end;
if (patterns[player.pattern_num]^[editor.markedrow][chan].ep > 0) then
begin
ChangeAttrHLine((Editor.p_xp+4)+(chan*11)+7,Editor.p_yp+8,3,a);
end;
end;
if (patterns[player.pattern_num]^[editor.markedrow][Editor.channels-1].note > 0) then
begin
ChangeAttrHLine((Editor.p_xp+4)+((Editor.channels-1)*11),Editor.p_yp+8,7,a);
end;
end;
if update_screen then displaybuffer(buffer.screen1);
end;
Procedure Draw_Row_from_buffer(y,rowlength : byte);
{Moves one row from the pattern buffer into the screen buffer}
begin
move(ptr(seg(buffer.pbuffer^),boffs)^,
ptr(seg(buffer.screen1^),
ofs(buffer.screen1^)+(((y-1)*txtscreen.maxX)+(Editor.p_xp-1)) shl 1)^,rowlength);
inc(boffs,110);
Gray_muted(y);
end;
Procedure Update_Pattern(start : integer; update_screen : boolean);
{Displays a section of the prepared pattern data in buffer.pbuffer on the screen}
var y,nr,rowlength : byte;
r : integer;
begin
screenwriting := true;
if (in_subscreen = false) then
begin
writeto(buffer.screen1);
if start < -8 then start := -8;
if start > 55 then start := 55;
if Editor.Channels = 4 then
rowlength := 88
else
rowlength := 110;
Editor.markedrow := start+8;
y := Editor.p_yp;
if start < 0 then
begin
for r := start to -1 do
begin
Draw_Blank_space(y,rowlength);
inc(y);
end;
nr := 16 - (start*(-1));
boffs := ofs(buffer.pbuffer^);
start := 0;
end
else
begin
boffs := ofs(buffer.pbuffer^)+(start*110);
nr := 16;
end;
for r := start to start+nr do
begin
if r <= 63 then
Draw_Row_from_buffer(y,rowlength)
else
Draw_Blank_space(y,rowlength);
if (pause = true) and (clipboard.mark = true) then {Is there an area to mark for copy/paste?}
begin
if (r >= clipboard.startpos) and
(r <= clipboard.endpos) then
begin
if clipboard.track < Editor.channels-1 then
mark((editor.p_xp+4)+(clipboard.track*11),y,10)
else
mark((editor.p_xp+4)+(clipboard.track*11),y,7);
end;
end;
inc(y);
end;
Mark_current_row(rowlength);
Flash_Playing_Note(false);
if (mainmenu = true) then
begin
drawmenu(active_menu);
Mark(Menu_pos[active_menu]+1,2+select,length(menu_text[active_menu][select]));
end;
if update_screen then displaybuffer(buffer.screen1);
end;
screenwriting := false;
end;
{============ Show the actual pattern order list ==============}
Procedure Update_Order(update_screen, mark_current : boolean);
var cnt : integer;
bc : byte;
begin
screenwriting := true;
if (in_subscreen = false) then
begin
for cnt := Player.Position-2 to Player.Position+2 do
begin
if ((cnt >= 0) and (cnt < Player.Songlength)) then
begin
Fastwrite(69,16+(cnt-Player.Position),15,palette.window_color,hexb(cnt)+':');
Fastwrite(72,16+(cnt-Player.Position),14,palette.window_color,hexb(order[cnt]));
end
else
Fastwrite(69,16+(cnt-Player.Position),palette.text_color2,palette.window_color,' ');
end;
if mark_current then
Mark(68,16,7);
if update_screen then displaybuffer(buffer.screen1);
end;
screenwriting := false;
end;
{============ Draw the frames and titles for the pattern view screen ==============}
Procedure Draw_Pattern_Window(update_screen : boolean);
begin
screenwriting := true;
if (in_subscreen = false) then
begin
if Editor.channels = 4 then
begin
Editor.p_xp := 14;
Editor.p_yp := 6;
Box(Editor.p_xp-2,3,59,23,palette.text_color1,palette.window_color,false,true);
Hline(Editor.p_xp-1,5,46,palette.text_color1,palette.window_color,'Ä');
fastwrite(Editor.p_xp+38,4,palette.text_color1,palette.window_color,'Noise');
end
else
begin
Editor.p_xp := 4;
Editor.p_yp := 6;
Box(Editor.p_xp-2,3,60,23,palette.text_color1,palette.window_color,false,true);
hline(Editor.p_xp-1,5,57,palette.text_color1,palette.window_color,'Ä');
fastwrite(Editor.p_xp+40,4,palette.text_color1,palette.window_color,'Spk. ³');
fastwrite(Editor.p_xp+49,4,palette.text_color1,palette.window_color,'Noise');
putchar(Editor.p_xp+47,5,palette.text_color1,palette.window_color,'Å');
vline(Editor.p_xp+47,6,17,palette.text_color1,palette.window_color,'³');
end;
fastwrite(Editor.p_xp-1,4,palette.text_color1,palette.window_color,' Ln ³ ');
fastwrite(Editor.p_xp+5,4,palette.text_color1,palette.window_color,'Voice 1 ³ ');
fastwrite(Editor.p_xp+16,4,palette.text_color1,palette.window_color,'Voice 2 ³ ');
fastwrite(Editor.p_xp+27,4,palette.text_color1,palette.window_color,'Voice 3 ³ ');
putchar(Editor.p_xp+3,5,palette.text_color1,palette.window_color,'Å');
putchar(Editor.p_xp+14,5,palette.text_color1,palette.window_color,'Å');
putchar(Editor.p_xp+25,5,palette.text_color1,palette.window_color,'Å');
putchar(Editor.p_xp+36,5,palette.text_color1,palette.window_color,'Å');
vline(Editor.p_xp+3,6,17,palette.text_color1,palette.window_color,'³');
vline(Editor.p_xp+14,6,17,palette.text_color1,palette.window_color,'³');
vline(Editor.p_xp+25,6,17,palette.text_color1,palette.window_color,'³');
vline(Editor.p_xp+36,6,17,palette.text_color1,palette.window_color,'³');
if update_screen then displaybuffer(buffer.screen1);
end;
screenwriting := false;
end;
{============ Draw the extra windows for the pattern editor ==============}
Procedure Draw_Noise_Info;
begin
fastwrite(65,6,palette.text_color1,palette.window_color,' Noise:');
if Editor.noisetype = 1 then
fastwrite(73,6,palette.text_color2,palette.window_color,'White')
else
fastwrite(73,6,palette.text_color2,palette.window_color,'Peri.');
end;
Procedure Draw_Voice_Info;
begin
fastwrite(65,6,palette.text_color1,palette.window_color,'Octave:');
fastwrite(73,6,palette.text_color2,palette.window_color,hexn(Editor.octave)+' ');
fastwrite(65,7,palette.text_color1,palette.window_color,'Volume:');
fastwrite(73,7,palette.text_color2,palette.window_color,hexn(Editor.curr_vol));
end;
Procedure Draw_Editor_Window(update_screen : boolean);
begin
screenwriting := true;
if (in_subscreen = false) then
begin
Box(62,3,79,9,palette.text_color1,palette.window_color,false,true);
fastwrite(65,3,palette.text_color2,palette.window_color,' Current: ');
fastwrite(64,5,palette.text_color1,palette.window_color,'Pattern:');
fastwrite(73,5,palette.text_color2,palette.window_color,hexb(Player.pattern_num)+'/'+hexb(Player.MaxPattern));
if editor.chan = editor.channels then
Draw_Noise_Info
else
Draw_Voice_Info;
box(63,11,79,23,palette.text_color1,palette.window_color,false,true);
fastwrite(65,11,palette.text_color2,palette.window_color,' Order list: ');
box(67,13,75,19,palette.text_color1,palette.window_color,true,false);
fastwrite(66,20,palette.text_color1,palette.window_color,'Loop to:');
fastwrite(75,20,palette.text_color2,palette.window_color,hexb(Player.loop));
Update_Order(false,false);
Change_cursor(0,7);
if update_screen then
begin
cursor(true);
displaybuffer(buffer.screen1);
end;
end;
screenwriting := false;
end;
{============ Draw the extra window for the player ==============}
Procedure Draw_Player_State(update_screen : boolean);
begin
screenwriting := true;
if in_Subscreen = false then
begin
if ptn.tracemode then
begin
box(62,3,79,9,palette.text_color1,palette.window_color,false,true);
fastwrite(64,3,palette.text_color2,palette.window_color,' Player info: ');
fastwrite(64,5,palette.text_color1,palette.window_color,' Pos.:');
fastwrite(64,6,palette.text_color1,palette.window_color,'Speed:');
fastwrite(64,7,palette.text_color1,palette.window_color,'Tempo:');
box(63,11,79,23,palette.text_color1,palette.window_color,false,true);
fastwrite(65,11,palette.text_color2,palette.window_color,' Order list: ');
box(67,13,75,19,palette.text_color1,palette.window_color,true,false);
fastwrite(66,20,palette.text_color1,palette.window_color,'Loop to:');
fastwrite(75,20,palette.text_color2,palette.window_color,hexb(Player.loop));
Update_Order(update_screen,true);
end
else
begin
CopyBuffer(buffer.blankscreen,buffer.screen1);
box(30,3,54,11,palette.text_color1,palette.window_color,false,true);
fastwrite(35,3,palette.text_color2,palette.window_color,' Player State: ');
fastwrite(35,5,palette.text_color1,palette.window_color,'Position:');
putchar(49,5,palette.text_color1,palette.window_color,'/');
fastwrite(50,5,palette.text_color2,palette.window_color,addspace(100,player.songlength-1));
fastwrite(35,6,palette.text_color1,palette.window_color,'Pattern :');
fastwrite(35,7,palette.text_color1,palette.window_color,'Row :');
fastwrite(35,8,palette.text_color1,palette.window_color,'Speed :');
fastwrite(35,9,palette.text_color1,palette.window_color,'Tempo :');
box(2,13,38,20,palette.text_color1,palette.window_color,false,true);
fastwrite(13,13,palette.text_color2,palette.window_color,' Frequency: ');
fastwrite(8,15,palette.text_color1,palette.window_color,'Voice 1 :');
fastwrite(8,16,palette.text_color1,palette.window_color,'Voice 2 :');
fastwrite(8,17,palette.text_color1,palette.window_color,'Voice 3 :');
if editor.channels = 5 then
begin
fastwrite(8,18,palette.text_color1,palette.window_color,'Speaker :');
fastwrite(8,19,palette.text_color1,palette.window_color,'Noise :');
end
else
fastwrite(8,18,palette.text_color1,palette.window_color,'Noise :');
box(44,13,79,20,palette.text_color1,palette.window_color,false,true);
fastwrite(49,13,palette.text_color2,palette.window_color,' Volume: ');
fastwrite(66,13,palette.text_color2,palette.window_color,' Peak: ');
fastwrite(46,15,palette.text_color1,palette.window_color,'Voice 1 :');
fastwrite(46,16,palette.text_color1,palette.window_color,'Voice 2 :');
fastwrite(46,17,palette.text_color1,palette.window_color,'Voice 3 :');
if editor.channels = 5 then
begin
fastwrite(46,18,palette.text_color1,palette.window_color,'Speaker :');
fastwrite(46,19,palette.text_color1,palette.window_color,'Noise :');
end
else
fastwrite(46,18,palette.text_color1,palette.window_color,'Noise :');
Vline(61,14,6,palette.text_color1,palette.window_color,#179);
if update_screen then displaybuffer(buffer.screen1);
end;
end;
screenwriting := false;
end;
{============ Just update the contents of the player window ==============}
Procedure Update_Player_State(update_screen : boolean);
var z,c,col,n,o : byte;
begin
if in_Subscreen = false then
begin
if (ptn.tracemode = true) then
begin
fastwrite(73,5,palette.text_color2,palette.window_color,hexb(Player.position)+'/'+hexb(Player.Songlength-1));
fastwrite(73,6,palette.text_color2,palette.window_color,hexb(Player.speed));
fastwrite(72,7,palette.text_color2,palette.window_color,addspace(100,round(Player.tempo))+'Hz');
if (mainmenu = true) and (active_menu = 6) then {Restore shadow of menu window}
ChangeAttrHLine(73,5,3,8);
end
else
begin
if (mainmenu = false) or (active_menu > 4) then {Dont update text hidden by a window}
begin
fastwrite(45,5,palette.text_color2,palette.window_color,addspace(100,Player.position));
fastwrite(45,6,palette.text_color2,palette.window_color,addspace(100,Player.pattern_num));
fastwrite(45,7,palette.text_color2,palette.window_color,addspace(100,Player.row));
fastwrite(45,8,palette.text_color2,palette.window_color,addspace(100,Player.speed));
fastwrite(45,9,palette.text_color2,palette.window_color,addspace(100,round(Player.Tempo))+' Hz');
end
else
begin
case active_menu of
1:
begin
fastwrite(46,5,palette.text_color2,palette.window_color,addspace(10,Player.position mod 10));
fastwrite(46,6,palette.text_color2,palette.window_color,addspace(10,Player.pattern_num mod 10));
fastwrite(46,7,palette.text_color2,palette.window_color,addspace(10,Player.row mod 10));
fastwrite(46,8,palette.text_color2,palette.window_color,addspace(10,Player.speed mod 10));
fastwrite(45,9,palette.text_color2,palette.window_color,addspace(100,round(Player.Tempo))+' Hz');
VLine(46,5,3,palette.text_color1,palette.menu_color,'³');
putchar(46,8,palette.text_color1,palette.menu_color,'Ù');
ChangeAttrVLine(47,5,5,8);
ChangeAttrHLine(45,9,3,8);
end;
2:
begin
fastwrite(45,5,palette.text_color2,palette.window_color,addspace(100,Player.position));
fastwrite(45,6,palette.text_color2,palette.window_color,addspace(100,Player.pattern_num));
fastwrite(45,7,palette.text_color2,palette.window_color,addspace(100,Player.row));
fastwrite(45,8,palette.text_color2,palette.window_color,addspace(100,Player.speed));
fastwrite(45,9,palette.text_color2,palette.window_color,addspace(100,round(Player.Tempo))+' Hz');
VLine(45,5,3,palette.text_color1,palette.menu_color,'³');
putchar(45,8,palette.text_color1,palette.menu_color,'Ù');
ChangeAttrVLine(46,5,5,8);
ChangeAttrHLine(45,9,2,8);
end;
4:
begin
fastwrite(45,7,8,0,addspace(100,Player.row));
fastwrite(45,8,palette.text_color2,palette.window_color,addspace(100,Player.speed));
fastwrite(45,9,palette.text_color2,palette.window_color,addspace(100,round(Player.Tempo))+' Hz');
end;
end;
end;
for c := 0 to editor.channels-1 do
begin
if (editor.channels = 5) then
begin
case c of
0..2,4:
fastwrite(55,15+c,palette.text_color2,palette.window_color,' '+
addspace(100, round( ((15-volume[c]) / 15) * 100))+'%' );
end;
end
else
fastwrite(55,15+c,palette.text_color2,palette.window_color,' '+
addspace(100, round( ((15-volume[c]) / 15) * 100))+'%' );
{now do the bars}
if not monochrome then
begin
for z := 0 to meter[c] do
putchar(62+z,15+c,eq_color[z],palette.window_color,eq_str);
for z := meter[c]+1 to 15 do
putchar(62+z,15+c,palette.window_color,palette.window_color,eq_str);
end
else
begin
for z := 0 to meter[c] do
putchar(62+z,15+c,7,0,eq_str);
ChangeAttr(62+meter[c],15+c,AttrMDA(false,false,true));
for z := meter[c] to 15 do
putchar(62+z,15+c,0,0,' ');
end;
if player.muted[c] then
begin
Fastwrite(18,15+c,7,palette.window_color,' MUTED ');
end
else
begin
if (patterns[Player.pattern_num]^[Player.row][c].note > 0) then
begin
col := 11;
n := patterns[Player.pattern_num]^[Player.row][c].note;
o := patterns[Player.pattern_num]^[Player.row][c].octave;
end
else
begin
col := 3;
if freq[c] > 0 then
begin
n := player.onote[c];
o := player.ooct[c];
end
else
begin
n := 0;
o := 0;
end;
end;
if c in [0,1,2] then
begin
Fastwrite(18,15+c,col,palette.window_color,addspace(10000,freq[c])+' Hz ('+snote[n]+' )');
if o > 0 then
Fastwrite(30,15+c,col,palette.window_color,hexn(o))
else
Fastwrite(30,15+c,col,palette.window_color,'.');
end;
if (editor.channels = 5) then
begin
if (c = 3) then {write speaker channel info}
begin
Fastwrite(18,18,col,palette.window_color,addspace(10000,freq[c])+' Hz ('+snote[n]+' )');
if o > 0 then
Fastwrite(30,18,col,palette.window_color,hexn(o))
else
Fastwrite(30,18,col,palette.window_color,'.');
end;
if (c = 4) then {write noise channel info}
begin
Fastwrite(18,19,col,palette.window_color,addspace(10000,freq[c])+' Hz');
if (freq[c] > 0) then
begin
case o of
1: Fastwrite(27,19,col,palette.window_color,'periodic');
2: Fastwrite(27,19,col,palette.window_color,'white ');
end;
end
else
Fastwrite(27,19,col,palette.window_color,' ');
end;
end
else
begin
if (c = 3) then {write noise channel info}
begin
Fastwrite(18,18,col,palette.window_color,addspace(10000,freq[c])+' Hz');
if (freq[c] > 0) then
begin
case o of
1: Fastwrite(27,18,col,palette.window_color,'periodic');
2: Fastwrite(27,18,col,palette.window_color,'white ');
end;
end
else
Fastwrite(27,18,col,palette.window_color,' ');
end;
end;
if monochrome then
begin
if col = 11 then
ChangeAttrHLine(18,15+c,18,AttrMDA(false,false,true))
else
ChangeAttrHLine(18,15+c,18,AttrMDA(false,false,false));
end;
end; {not muted}
end; {for}
end; {else}
if update_screen then displaybuffer(buffer.screen1);
end;
end;
Procedure Move_Tracks(from_track, to_track : byte; whole_song : boolean);
var pc,tc : byte;
buffer_event : TNDYevent;
begin
if (Editor.channels = 4) and ((to_track = 4) or (from_track = 4)) then
begin
Editor.channels := 5;
end;
if whole_song then
begin
for pc := 0 to Player.MaxPattern do
begin
for tc := 0 to 63 do
begin
fillchar(buffer_event,sizeof(buffer_event),0);
Patterns[pc]^[tc][to_track] := Patterns[pc]^[tc][from_track];
Patterns[pc]^[tc][from_track] := buffer_event;
end;
end;
end
else
begin
for tc := 0 to 63 do
begin
fillchar(buffer_event,sizeof(buffer_event),0);
Patterns[Player.pattern_num]^[tc][to_track] := Patterns[Player.pattern_num]^[tc][from_track];
Patterns[Player.pattern_num]^[tc][from_track] := buffer_event;
end;
end;
end;
end.