diff options
author | jaybinks <jaybinks@b956fd51-792f-4845-bead-9b4dfca2ff2c> | 2007-10-02 04:39:22 +0000 |
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committer | jaybinks <jaybinks@b956fd51-792f-4845-bead-9b4dfca2ff2c> | 2007-10-02 04:39:22 +0000 |
commit | b29759fbfdd8a013e3d0a85b578934ebec028c41 (patch) | |
tree | db75c93eea11c5e9f7d477be4f94b5dfe7559626 /Game/Code/Classes/TextGL.pas | |
parent | bcf55203a81aef383d0a7123996e872fa3a297dc (diff) | |
download | usdx-b29759fbfdd8a013e3d0a85b578934ebec028c41.tar.gz usdx-b29759fbfdd8a013e3d0a85b578934ebec028c41.tar.xz usdx-b29759fbfdd8a013e3d0a85b578934ebec028c41.zip |
Fixed linux compilation.
Linux is now running in the main loop fine.
* no audio playback or input yet...
* Timing hack inplace.. that must be replace
* bunch of textures not working..
however the play screen is looking similar to windows builds.
I hope this dosnt break windows builds to much.
git-svn-id: svn://svn.code.sf.net/p/ultrastardx/svn/trunk@460 b956fd51-792f-4845-bead-9b4dfca2ff2c
Diffstat (limited to '')
-rw-r--r-- | Game/Code/Classes/TextGL.pas | 1108 |
1 files changed, 554 insertions, 554 deletions
diff --git a/Game/Code/Classes/TextGL.pas b/Game/Code/Classes/TextGL.pas index 9b125812..fbe9a050 100644 --- a/Game/Code/Classes/TextGL.pas +++ b/Game/Code/Classes/TextGL.pas @@ -1,554 +1,554 @@ -unit TextGL;
-
-interface
-
-{$IFDEF FPC}
- {$MODE Delphi}
-{$ENDIF}
-
-
-uses OpenGL12,
- SDL,
- UTexture,
- Classes,
- dialogs,
- SDL_ttf,
- ULog;
-
-procedure BuildFont; // Build Our Bitmap Font
-procedure KillFont; // Delete The Font
-function glTextWidth(text: pchar): real; // Returns Text Width
-procedure glPrintDone(text: pchar; Done: real; ColR, ColG, ColB: real);
-procedure glPrintLetter(letter: char);
-procedure glPrintLetterCut(letter: char; Start, Finish: real);
-procedure glPrint(text: pchar); // Custom GL "Print" Routine
-procedure glPrintCut(text: pchar);
-procedure SetFontPos(X, Y: real); // Sets X And Y
-procedure SetFontSize(Size: real);
-procedure SetFontStyle(Style: integer); // sets active font style (normal, bold, etc)
-procedure SetFontItalic(Enable: boolean); // sets italic type letter (works for all fonts)
-procedure SetFontAspectW(Aspect: real);
-
-// Start of SDL_ttf
-function NextPowerOfTwo(Value: Integer): Integer;
-//Checks if the ttf exists, if yes then a SDL_ttf is returned
-function LoadFont(FileName: PAnsiChar; PointSize: integer):PTTF_Font;
-
-// Does the renderstuff, color is in $ffeecc style
-function RenderText(font: PTTF_Font; Text:PAnsiChar; Color: Cardinal):PSDL_Surface;
-procedure printrandomtext();
-// End of SDL_ttf
-
-type
- TTextGL = record
- X: real;
- Y: real;
- Text: string;
- Size: real;
- ColR: real;
- ColG: real;
- ColB: real;
- end;
-
- TFont = record
- Tex: TTexture;
- Width: array[0..255] of byte;
- AspectW: real;
- Centered: boolean;
- Done: real;
- Outline: real;
- Italic: boolean;
- end;
-
-
-var
- base: GLuint; // Base Display List For The Font Set
- Fonts: array of TFont;
- ActFont: integer;
- PColR: real; // temps for glPrintDone
- PColG: real;
- PColB: real;
-
-implementation
-
-uses UMain,
- UCommon,
- {$IFDEF win32}
- windows,
- {$ELSE}
- lclintf,
- lcltype,
- {$ENDIF}
- SysUtils,
- {$IFDEF FPC}
- LResources,
- {$ENDIF}
- UGraphic;
-
-procedure BuildFont; // Build Our Bitmap Font
-
- procedure loadfont( aID : integer; aType, aResourceName : String);
- {$IFDEF FPC}
- var
- lLazRes : TLResource;
- lResData : TStringStream;
- begin
- try
- lLazRes := LazFindResource( aResourceName, aType );
- if lLazRes <> nil then
- begin
- lResData := TStringStream.create( lLazRes.value );
- try
- lResData.position := 0;
- lResData.Read(Fonts[ aID ].Width, 256);
- finally
- freeandnil( lResData );
- end;
- end;
-
- {$ELSE}
- var
- Rejestr: TResourceStream;
- begin
- try
- Rejestr := TResourceStream.Create(HInstance, aResourceName , pchar( aType ) );
- try
- Rejestr.Read(Fonts[ aID ].Width, 256);
- finally
- Rejestr.Free;
- end;
- {$ENDIF}
-
- except
- Log.LogStatus( 'Could not load font : loadfont( '+ inttostr( aID ) +' , '+aType+' )' , 'ERROR');
- end;
- end;
-
-var
- font: HFONT; // Windows Font ID
- h_dc: hdc;
- Pet: integer;
-begin
- ActFont := 0;
-
- Log.LogStatus( '' , '---------------------------');
-
- Log.LogStatus( 'Font' , '---------------------------');
- SetLength(Fonts, 5);
- Fonts[0].Tex := Texture.LoadTexture(true, 'Font', 'PNG', 'Font', 0);
- Fonts[0].Tex.H := 30;
- Fonts[0].AspectW := 0.9;
- Fonts[0].Done := -1;
- Fonts[0].Outline := 0;
-
- Log.LogStatus( 'FontB' , '---------------------------');
-
- Fonts[1].Tex := Texture.LoadTexture(true, 'FontB', 'PNG', 'Font', 0);
- Fonts[1].Tex.H := 30;
- Fonts[1].AspectW := 1;
- Fonts[1].Done := -1;
- Fonts[1].Outline := 0;
-
- Log.LogStatus( 'FontO' , '---------------------------');
- Fonts[2].Tex := Texture.LoadTexture(true, 'FontO', 'PNG', 'Font Outline', 0);
- Fonts[2].Tex.H := 30;
- Fonts[2].AspectW := 0.95;
- Fonts[2].Done := -1;
- Fonts[2].Outline := 5;
-
- Log.LogStatus( 'FontO2' , '---------------------------');
- Fonts[3].Tex := Texture.LoadTexture(true, 'FontO2', 'PNG', 'Font Outline 2', 0);
- Fonts[3].Tex.H := 30;
- Fonts[3].AspectW := 0.95;
- Fonts[3].Done := -1;
- Fonts[3].Outline := 4;
-
-{ Fonts[4].Tex := Texture.LoadTexture('FontO', 'BMP', 'Arrow', 0); // for score screen
- Fonts[4].Tex.H := 30;
- Fonts[4].AspectW := 0.95;
- Fonts[4].Done := -1;
- Fonts[4].Outline := 5;}
-
-
-
- loadfont( 0, 'FNT', 'Font' );
- loadfont( 1, 'FNT', 'FontB' );
- loadfont( 2, 'FNT', 'FontO' );
- loadfont( 3, 'FNT', 'FontO2' );
-
-{ Rejestr := TResourceStream.Create(HInstance, 'FontO', 'FNT');
- Rejestr.Read(Fonts[4].Width, 256);
- Rejestr.Free;}
-
- for Pet := 0 to 255 do
- Fonts[1].Width[Pet] := Fonts[1].Width[Pet] div 2;
-
- for Pet := 0 to 255 do
- Fonts[2].Width[Pet] := Fonts[2].Width[Pet] div 2 + 2;
-
- for Pet := 0 to 255 do
- Fonts[3].Width[Pet] := Fonts[3].Width[Pet] + 1;
-
-{ for Pet := 0 to 255 do
- Fonts[4].Width[Pet] := Fonts[4].Width[Pet] div 2 + 2;}
-
-end;
-
-procedure KillFont; // Delete The Font
-begin
-// glDeleteLists(base, 256); // Delete All 96 Characters
-end;
-
-function glTextWidth(text: pchar): real;
-var
- Letter: char;
-begin
-// Log.LogStatus(Text, 'glTextWidth');
- Result := 0;
- while (length(text) > 0) do begin
- Letter := Text[0];
- text := pchar(Copy(text, 2, Length(text)-1));
- Result := Result + Fonts[ActFont].Width[Ord(Letter)] * Fonts[ActFont].Tex.H / 30 * Fonts[ActFont].AspectW;
- end; // while
-end;
-
-procedure glPrintDone(text: pchar; Done: real; ColR, ColG, ColB: real);
-begin
- Fonts[ActFont].Done := Done;
- PColR := ColR;
- PColG := ColG;
- PColB := ColB;
- glPrintCut(text);
- Fonts[ActFont].Done := -1;
-end;
-
-procedure glPrintLetter(Letter: char);
-var
- TexX, TexY: real;
- TexR, TexB: real;
- FWidth: real;
- PL, PT: real;
- PR, PB: real;
- XItal: real; // X shift for italic type letter
-begin
- with Fonts[ActFont].Tex do
- begin
- FWidth := Fonts[ActFont].Width[Ord(Letter)];
-
- W := FWidth * (H/30) * Fonts[ActFont].AspectW;
- // H := 30;
-
- // set texture positions
- TexX := (ord(Letter) mod 16) * 1/16 + 1/32 - FWidth/1024 - Fonts[ActFont].Outline/1024;
- TexY := (ord(Letter) div 16) * 1/16 + 2/1024; // 2/1024
- TexR := (ord(Letter) mod 16) * 1/16 + 1/32 + FWidth/1024 + Fonts[ActFont].Outline/1024;
- TexB := (1 + ord(Letter) div 16) * 1/16 - 2/1024;
-
- // set vector positions
- PL := X - Fonts[ActFont].Outline * (H/30) * Fonts[ActFont].AspectW /2;
- PT := Y;
- PR := PL + W + Fonts[ActFont].Outline * (H/30) * Fonts[ActFont].AspectW;
- PB := PT + H;
-
- if Fonts[ActFont].Italic = false then
- XItal := 0
- else
- XItal := 12;
-
- glEnable(GL_TEXTURE_2D);
- glEnable(GL_BLEND);
- glBlendFunc(GL_SRC_COLOR, GL_ONE_MINUS_SRC_COLOR);
- glBindTexture(GL_TEXTURE_2D, TexNum);
-
- glBegin(GL_QUADS);
- try
- glTexCoord2f(TexX, TexY); glVertex2f(PL+XItal, PT);
- glTexCoord2f(TexX, TexB); glVertex2f(PL, PB);
- glTexCoord2f(TexR, TexB); glVertex2f(PR, PB);
- glTexCoord2f(TexR, TexY); glVertex2f(PR+XItal, PT);
- finally
- glEnd;
- end;
-
- X := X + W;
- glDisable(GL_BLEND);
- glDisable(GL_TEXTURE_2D);
- end; // with
-end;
-
-procedure glPrintLetterCut(letter: char; Start, Finish: real);
-var
- TexX, TexY: real;
- TexR, TexB: real;
- TexTemp: real;
- FWidth: real;
- PL, PT: real;
- PR, PB: real;
- OutTemp: real;
- XItal: real;
-begin
- with Fonts[ActFont].Tex do begin
- FWidth := Fonts[ActFont].Width[Ord(Letter)];
-
- W := FWidth * (H/30) * Fonts[ActFont].AspectW;
-// H := 30;
- OutTemp := Fonts[ActFont].Outline * (H/30) * Fonts[ActFont].AspectW;
-
- // set texture positions
- TexX := (ord(Letter) mod 16) * 1/16 + 1/32 - FWidth/1024 - Fonts[ActFont].Outline/1024;
- TexY := (ord(Letter) div 16) * 1/16 + 2/1024; // 2/1024
- TexR := (ord(Letter) mod 16) * 1/16 + 1/32 + FWidth/1024 + Fonts[ActFont].Outline/1024;
- TexB := (1 + ord(Letter) div 16) * 1/16 - 2/1024;
-
- TexTemp := TexX + Start * (TexR - TexX);
- TexR := TexX + Finish * (TexR - TexX);
- TexX := TexTemp;
-
- // set vector positions
- PL := X - OutTemp / 2 + OutTemp * Start;
- PT := Y;
- PR := PL + (W + OutTemp) * (Finish - Start);
- PB := PT + H;
- if Fonts[ActFont].Italic = false then
- XItal := 0
- else
- XItal := 12;
-
- glEnable(GL_TEXTURE_2D);
- glEnable(GL_BLEND);
- glBlendFunc(GL_SRC_COLOR, GL_ONE_MINUS_SRC_COLOR);
- glBindTexture(GL_TEXTURE_2D, TexNum);
- glBegin(GL_QUADS);
- glTexCoord2f(TexX, TexY); glVertex2f(PL+XItal, PT);
- glTexCoord2f(TexX, TexB); glVertex2f(PL, PB);
- glTexCoord2f(TexR, TexB); glVertex2f(PR, PB);
- glTexCoord2f(TexR, TexY); glVertex2f(PR+XItal, PT); // not tested with XItal
- glEnd;
- X := X + W * (Finish - Start);
- glDisable(GL_BLEND);
- glDisable(GL_TEXTURE_2D);
- end; // with
-
-end;
-
-procedure glPrint(text: pchar); // Custom GL "Print" Routine
-var
-// Letter : char;
- iPos : Integer;
-
-begin
- if (Text = '') then // If There's No Text
- Exit; // Do Nothing
-
-(*
- while (length(text) > 0) do
- begin
- // cut
- Letter := Text[0];
- Text := pchar(Copy(Text, 2, Length(Text)-1));
-
- // print
- glPrintLetter(Letter);
- end; // while
-*)
-
- // This code is better, because doing a Copy of for every
- // letter in a string is a waste of CPU & Memory resources.
- // Copy operations are quite memory intensive, and this simple
- // code achieves the same result.
- for iPos := 0 to length( text ) - 1 do
- begin
- glPrintLetter( Text[iPos] );
- end;
-
-end;
-
-function NextPowerOfTwo(Value: Integer): Integer;
-// tyty to Asphyre
-begin
- Result:= 1;
- asm
- xor ecx, ecx
- bsr ecx, Value
- inc ecx
- shl Result, cl
- end;
-end;
-
-function LoadFont(FileName: PAnsiChar; PointSize: integer):PTTF_Font;
-begin
- if (FileExists(FileName)) then
- begin
- Result := TTF_OpenFont( FileName, PointSize );
- end
- else
- begin
- Log.LogStatus('ERROR Could not find font in ' + FileName , '');
- ShowMessage( 'ERROR Could not find font in ' + FileName );
- end;
-end;
-
-function RenderText(font: PTTF_Font; Text:PAnsiChar; Color: Cardinal): PSDL_Surface;
-var
- clr : TSDL_color;
-begin
- clr.r := ((Color and $ff0000) shr 16 ) div 255;
- clr.g := ((Color and $ff00 ) shr 8 ) div 255;
- clr.b := ( Color and $ff ) div 255 ;
-
- result := TTF_RenderText_Blended( font, text, cLr);
-end;
-
-procedure printrandomtext();
-var
- stext,intermediary : PSDL_surface;
- clrFg, clrBG : TSDL_color;
- texture : Gluint;
- font : PTTF_Font;
- w,h : integer;
-begin
-
-font := LoadFont('fonts\comicbd.ttf', 42);
-
-clrFg.r := 255;
-clrFg.g := 255;
-clrFg.b := 255;
-clrFg.unused := 255;
-
-clrBg.r := 255;
-clrbg.g := 0;
-clrbg.b := 255;
-clrbg.unused := 0;
-
- sText := RenderText(font, 'katzeeeeeee', $fe198e);
-//sText := TTF_RenderText_Blended( font, 'huuuuuuuuuund', clrFG);
-
- // Convert the rendered text to a known format
- w := nextpoweroftwo(sText.w);
- h := nextpoweroftwo(sText.h);
-
-intermediary := SDL_CreateRGBSurface(0, w, h, 32,
- $000000ff, $0000ff00, $00ff0000, $ff000000);
-
- SDL_SetAlpha(intermediary, 0, 255);
- SDL_SetAlpha(sText, 0, 255);
- SDL_BlitSurface(sText, 0, intermediary, 0);
-
- glGenTextures(1, texture);
-
- glBindTexture(GL_TEXTURE_2D, texture);
-
- glTexImage2D(GL_TEXTURE_2D, 0, 4, w, h, 0, GL_RGBA, GL_UNSIGNED_BYTE, intermediary.pixels);
-
- glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
- glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
-
-
-
-
- glEnable(GL_TEXTURE_2D);
- glBlendFunc(GL_SRC_ALPHA,GL_ONE_MINUS_SRC_ALPHA);
- glEnable(GL_BLEND);
- glBindTexture(GL_TEXTURE_2D, texture);
- glColor4f(1, 0, 1, 1);
-
- glbegin(gl_quads);
- glTexCoord2f(0,0); glVertex2f(200, 300);
- glTexCoord2f(0,sText.h/h); glVertex2f(200 , 300 + sText.h);
- glTexCoord2f(sText.w/w,sText.h/h); glVertex2f(200 + sText.w, 300 + sText.h);
- glTexCoord2f(sText.w/w,0); glVertex2f(200 + sText.w, 300);
- glEnd;
- glfinish();
- glDisable(GL_BLEND);
- gldisable(gl_texture_2d);
-
-
-
-
-SDL_FreeSurface( sText );
-SDL_FreeSurface( intermediary );
-glDeleteTextures(1, @texture);
-TTF_CloseFont( font );
-
-end;
-
-procedure glPrintCut(text: pchar);
-var
- Letter: char;
- PToDo: real;
- PTotWidth: real;
- PDoingNow: real;
- S: string;
-begin
- if (Text = '') then // If There's No Text
- Exit; // Do Nothing
-
- PTotWidth := glTextWidth(Text);
- PToDo := Fonts[ActFont].Done;
-
- while (length(text) > 0) do begin
- // cut
- Letter := Text[0];
- Text := pchar(Copy(Text, 2, Length(Text)-1));
-
- // analyze
- S := Letter;
- PDoingNow := glTextWidth(pchar(S)) / PTotWidth;
-
- // drawing
- if (PToDo > 0) and (PDoingNow <= PToDo) then
- glPrintLetter(Letter);
-
- if (PToDo > 0) and (PDoingNow > PToDo) then begin
- glPrintLetterCut(Letter, 0, PToDo / PDoingNow);
- glColor3f(PColR, PColG, PColB);
- glPrintLetterCut(Letter, PToDo / PDoingNow, 1);
- end;
-
- if (PToDo <= 0) then
- glPrintLetter(Letter);
-
- PToDo := PToDo - PDoingNow;
-
- end; // while
-end;
-
-
-procedure SetFontPos(X, Y: real);
-begin
- Fonts[ActFont].Tex.X := X;
- Fonts[ActFont].Tex.Y := Y;
-end;
-
-procedure SetFontSize(Size: real);
-begin
- Fonts[ActFont].Tex.H := 30 * (Size/10);
-end;
-
-procedure SetFontStyle(Style: integer);
-begin
- ActFont := Style;
-end;
-
-procedure SetFontItalic(Enable: boolean);
-begin
- Fonts[ActFont].Italic := Enable;
-end;
-
-procedure SetFontAspectW(Aspect: real);
-begin
- Fonts[ActFont].AspectW := Aspect;
-end;
-
-
-{$IFDEF FPC}
-{$IFDEF win32}
-initialization
- {$I UltraStar.lrs}
-{$ENDIF}
-{$ENDIF}
-
-
-end.
-
-
+unit TextGL; + +interface + +{$IFDEF FPC} + {$MODE Delphi} +{$ENDIF} + + +uses OpenGL12, + SDL, + UTexture, + Classes, + dialogs, + SDL_ttf, + ULog; + +procedure BuildFont; // Build Our Bitmap Font +procedure KillFont; // Delete The Font +function glTextWidth(text: pchar): real; // Returns Text Width +procedure glPrintDone(text: pchar; Done: real; ColR, ColG, ColB: real); +procedure glPrintLetter(letter: char); +procedure glPrintLetterCut(letter: char; Start, Finish: real); +procedure glPrint(text: pchar); // Custom GL "Print" Routine +procedure glPrintCut(text: pchar); +procedure SetFontPos(X, Y: real); // Sets X And Y +procedure SetFontSize(Size: real); +procedure SetFontStyle(Style: integer); // sets active font style (normal, bold, etc) +procedure SetFontItalic(Enable: boolean); // sets italic type letter (works for all fonts) +procedure SetFontAspectW(Aspect: real); + +// Start of SDL_ttf +function NextPowerOfTwo(Value: Integer): Integer; +//Checks if the ttf exists, if yes then a SDL_ttf is returned +function LoadFont(FileName: PAnsiChar; PointSize: integer):PTTF_Font; + +// Does the renderstuff, color is in $ffeecc style +function RenderText(font: PTTF_Font; Text:PAnsiChar; Color: Cardinal):PSDL_Surface; +procedure printrandomtext(); +// End of SDL_ttf + +type + TTextGL = record + X: real; + Y: real; + Text: string; + Size: real; + ColR: real; + ColG: real; + ColB: real; + end; + + TFont = record + Tex: TTexture; + Width: array[0..255] of byte; + AspectW: real; + Centered: boolean; + Done: real; + Outline: real; + Italic: boolean; + end; + + +var + base: GLuint; // Base Display List For The Font Set + Fonts: array of TFont; + ActFont: integer; + PColR: real; // temps for glPrintDone + PColG: real; + PColB: real; + +implementation + +uses UMain, + UCommon, + {$IFDEF win32} + windows, + {$ELSE} + lclintf, + lcltype, + {$ENDIF} + SysUtils, + {$IFDEF FPC} + LResources, + {$ENDIF} + UGraphic; + +procedure BuildFont; // Build Our Bitmap Font + + procedure loadfont( aID : integer; aType, aResourceName : String); + {$IFDEF FPC} + var + lLazRes : TLResource; + lResData : TStringStream; + begin + try + lLazRes := LazFindResource( aResourceName, aType ); + if lLazRes <> nil then + begin + lResData := TStringStream.create( lLazRes.value ); + try + lResData.position := 0; + lResData.Read(Fonts[ aID ].Width, 256); + finally + freeandnil( lResData ); + end; + end; + + {$ELSE} + var + Rejestr: TResourceStream; + begin + try + Rejestr := TResourceStream.Create(HInstance, aResourceName , pchar( aType ) ); + try + Rejestr.Read(Fonts[ aID ].Width, 256); + finally + Rejestr.Free; + end; + {$ENDIF} + + except + Log.LogStatus( 'Could not load font : loadfont( '+ inttostr( aID ) +' , '+aType+' )' , 'ERROR'); + end; + end; + +var + font: HFONT; // Windows Font ID + h_dc: hdc; + Pet: integer; +begin + ActFont := 0; + + Log.LogStatus( '' , '---------------------------'); + + Log.LogStatus( 'Font' , '---------------------------'); + SetLength(Fonts, 5); + Fonts[0].Tex := Texture.LoadTexture(true, 'Font', 'PNG', 'Font', 0); + Fonts[0].Tex.H := 30; + Fonts[0].AspectW := 0.9; + Fonts[0].Done := -1; + Fonts[0].Outline := 0; + + Log.LogStatus( 'FontB' , '---------------------------'); + + Fonts[1].Tex := Texture.LoadTexture(true, 'FontB', 'PNG', 'Font', 0); + Fonts[1].Tex.H := 30; + Fonts[1].AspectW := 1; + Fonts[1].Done := -1; + Fonts[1].Outline := 0; + + Log.LogStatus( 'FontO' , '---------------------------'); + Fonts[2].Tex := Texture.LoadTexture(true, 'FontO', 'PNG', 'Font Outline', 0); + Fonts[2].Tex.H := 30; + Fonts[2].AspectW := 0.95; + Fonts[2].Done := -1; + Fonts[2].Outline := 5; + + Log.LogStatus( 'FontO2' , '---------------------------'); + Fonts[3].Tex := Texture.LoadTexture(true, 'FontO2', 'PNG', 'Font Outline 2', 0); + Fonts[3].Tex.H := 30; + Fonts[3].AspectW := 0.95; + Fonts[3].Done := -1; + Fonts[3].Outline := 4; + +{ Fonts[4].Tex := Texture.LoadTexture('FontO', 'BMP', 'Arrow', 0); // for score screen + Fonts[4].Tex.H := 30; + Fonts[4].AspectW := 0.95; + Fonts[4].Done := -1; + Fonts[4].Outline := 5;} + + + + loadfont( 0, 'FNT', 'Font' ); + loadfont( 1, 'FNT', 'FontB' ); + loadfont( 2, 'FNT', 'FontO' ); + loadfont( 3, 'FNT', 'FontO2' ); + +{ Rejestr := TResourceStream.Create(HInstance, 'FontO', 'FNT'); + Rejestr.Read(Fonts[4].Width, 256); + Rejestr.Free;} + + for Pet := 0 to 255 do + Fonts[1].Width[Pet] := Fonts[1].Width[Pet] div 2; + + for Pet := 0 to 255 do + Fonts[2].Width[Pet] := Fonts[2].Width[Pet] div 2 + 2; + + for Pet := 0 to 255 do + Fonts[3].Width[Pet] := Fonts[3].Width[Pet] + 1; + +{ for Pet := 0 to 255 do + Fonts[4].Width[Pet] := Fonts[4].Width[Pet] div 2 + 2;} + +end; + +procedure KillFont; // Delete The Font +begin +// glDeleteLists(base, 256); // Delete All 96 Characters +end; + +function glTextWidth(text: pchar): real; +var + Letter: char; +begin +// Log.LogStatus(Text, 'glTextWidth'); + Result := 0; + while (length(text) > 0) do begin + Letter := Text[0]; + text := pchar(Copy(text, 2, Length(text)-1)); + Result := Result + Fonts[ActFont].Width[Ord(Letter)] * Fonts[ActFont].Tex.H / 30 * Fonts[ActFont].AspectW; + end; // while +end; + +procedure glPrintDone(text: pchar; Done: real; ColR, ColG, ColB: real); +begin + Fonts[ActFont].Done := Done; + PColR := ColR; + PColG := ColG; + PColB := ColB; + glPrintCut(text); + Fonts[ActFont].Done := -1; +end; + +procedure glPrintLetter(Letter: char); +var + TexX, TexY: real; + TexR, TexB: real; + FWidth: real; + PL, PT: real; + PR, PB: real; + XItal: real; // X shift for italic type letter +begin + with Fonts[ActFont].Tex do + begin + FWidth := Fonts[ActFont].Width[Ord(Letter)]; + + W := FWidth * (H/30) * Fonts[ActFont].AspectW; + // H := 30; + + // set texture positions + TexX := (ord(Letter) mod 16) * 1/16 + 1/32 - FWidth/1024 - Fonts[ActFont].Outline/1024; + TexY := (ord(Letter) div 16) * 1/16 + 2/1024; // 2/1024 + TexR := (ord(Letter) mod 16) * 1/16 + 1/32 + FWidth/1024 + Fonts[ActFont].Outline/1024; + TexB := (1 + ord(Letter) div 16) * 1/16 - 2/1024; + + // set vector positions + PL := X - Fonts[ActFont].Outline * (H/30) * Fonts[ActFont].AspectW /2; + PT := Y; + PR := PL + W + Fonts[ActFont].Outline * (H/30) * Fonts[ActFont].AspectW; + PB := PT + H; + + if Fonts[ActFont].Italic = false then + XItal := 0 + else + XItal := 12; + + glEnable(GL_TEXTURE_2D); + glEnable(GL_BLEND); + glBlendFunc(GL_SRC_COLOR, GL_ONE_MINUS_SRC_COLOR); + glBindTexture(GL_TEXTURE_2D, TexNum); + + glBegin(GL_QUADS); + try + glTexCoord2f(TexX, TexY); glVertex2f(PL+XItal, PT); + glTexCoord2f(TexX, TexB); glVertex2f(PL, PB); + glTexCoord2f(TexR, TexB); glVertex2f(PR, PB); + glTexCoord2f(TexR, TexY); glVertex2f(PR+XItal, PT); + finally + glEnd; + end; + + X := X + W; + glDisable(GL_BLEND); + glDisable(GL_TEXTURE_2D); + end; // with +end; + +procedure glPrintLetterCut(letter: char; Start, Finish: real); +var + TexX, TexY: real; + TexR, TexB: real; + TexTemp: real; + FWidth: real; + PL, PT: real; + PR, PB: real; + OutTemp: real; + XItal: real; +begin + with Fonts[ActFont].Tex do begin + FWidth := Fonts[ActFont].Width[Ord(Letter)]; + + W := FWidth * (H/30) * Fonts[ActFont].AspectW; +// H := 30; + OutTemp := Fonts[ActFont].Outline * (H/30) * Fonts[ActFont].AspectW; + + // set texture positions + TexX := (ord(Letter) mod 16) * 1/16 + 1/32 - FWidth/1024 - Fonts[ActFont].Outline/1024; + TexY := (ord(Letter) div 16) * 1/16 + 2/1024; // 2/1024 + TexR := (ord(Letter) mod 16) * 1/16 + 1/32 + FWidth/1024 + Fonts[ActFont].Outline/1024; + TexB := (1 + ord(Letter) div 16) * 1/16 - 2/1024; + + TexTemp := TexX + Start * (TexR - TexX); + TexR := TexX + Finish * (TexR - TexX); + TexX := TexTemp; + + // set vector positions + PL := X - OutTemp / 2 + OutTemp * Start; + PT := Y; + PR := PL + (W + OutTemp) * (Finish - Start); + PB := PT + H; + if Fonts[ActFont].Italic = false then + XItal := 0 + else + XItal := 12; + + glEnable(GL_TEXTURE_2D); + glEnable(GL_BLEND); + glBlendFunc(GL_SRC_COLOR, GL_ONE_MINUS_SRC_COLOR); + glBindTexture(GL_TEXTURE_2D, TexNum); + glBegin(GL_QUADS); + glTexCoord2f(TexX, TexY); glVertex2f(PL+XItal, PT); + glTexCoord2f(TexX, TexB); glVertex2f(PL, PB); + glTexCoord2f(TexR, TexB); glVertex2f(PR, PB); + glTexCoord2f(TexR, TexY); glVertex2f(PR+XItal, PT); // not tested with XItal + glEnd; + X := X + W * (Finish - Start); + glDisable(GL_BLEND); + glDisable(GL_TEXTURE_2D); + end; // with + +end; + +procedure glPrint(text: pchar); // Custom GL "Print" Routine +var +// Letter : char; + iPos : Integer; + +begin + if (Text = '') then // If There's No Text + Exit; // Do Nothing + +(* + while (length(text) > 0) do + begin + // cut + Letter := Text[0]; + Text := pchar(Copy(Text, 2, Length(Text)-1)); + + // print + glPrintLetter(Letter); + end; // while +*) + + // This code is better, because doing a Copy of for every + // letter in a string is a waste of CPU & Memory resources. + // Copy operations are quite memory intensive, and this simple + // code achieves the same result. + for iPos := 0 to length( text ) - 1 do + begin + glPrintLetter( Text[iPos] ); + end; + +end; + +function NextPowerOfTwo(Value: Integer): Integer; +// tyty to Asphyre +begin + Result:= 1; + asm + xor ecx, ecx + bsr ecx, Value + inc ecx + shl Result, cl + end; +end; + +function LoadFont(FileName: PAnsiChar; PointSize: integer):PTTF_Font; +begin + if (FileExists(FileName)) then + begin + Result := TTF_OpenFont( FileName, PointSize ); + end + else + begin + Log.LogStatus('ERROR Could not find font in ' + FileName , ''); + ShowMessage( 'ERROR Could not find font in ' + FileName ); + end; +end; + +function RenderText(font: PTTF_Font; Text:PAnsiChar; Color: Cardinal): PSDL_Surface; +var + clr : TSDL_color; +begin + clr.r := ((Color and $ff0000) shr 16 ) div 255; + clr.g := ((Color and $ff00 ) shr 8 ) div 255; + clr.b := ( Color and $ff ) div 255 ; + + result := TTF_RenderText_Blended( font, text, cLr); +end; + +procedure printrandomtext(); +var + stext,intermediary : PSDL_surface; + clrFg, clrBG : TSDL_color; + texture : Gluint; + font : PTTF_Font; + w,h : integer; +begin + +font := LoadFont('fonts\comicbd.ttf', 42); + +clrFg.r := 255; +clrFg.g := 255; +clrFg.b := 255; +clrFg.unused := 255; + +clrBg.r := 255; +clrbg.g := 0; +clrbg.b := 255; +clrbg.unused := 0; + + sText := RenderText(font, 'katzeeeeeee', $fe198e); +//sText := TTF_RenderText_Blended( font, 'huuuuuuuuuund', clrFG); + + // Convert the rendered text to a known format + w := nextpoweroftwo(sText.w); + h := nextpoweroftwo(sText.h); + +intermediary := SDL_CreateRGBSurface(0, w, h, 32, + $000000ff, $0000ff00, $00ff0000, $ff000000); + + SDL_SetAlpha(intermediary, 0, 255); + SDL_SetAlpha(sText, 0, 255); + SDL_BlitSurface(sText, 0, intermediary, 0); + + glGenTextures(1, @texture); + + glBindTexture(GL_TEXTURE_2D, texture); + + glTexImage2D(GL_TEXTURE_2D, 0, 4, w, h, 0, GL_RGBA, GL_UNSIGNED_BYTE, intermediary.pixels); + + glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR); + glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR); + + + + + glEnable(GL_TEXTURE_2D); + glBlendFunc(GL_SRC_ALPHA,GL_ONE_MINUS_SRC_ALPHA); + glEnable(GL_BLEND); + glBindTexture(GL_TEXTURE_2D, texture); + glColor4f(1, 0, 1, 1); + + glbegin(gl_quads); + glTexCoord2f(0,0); glVertex2f(200, 300); + glTexCoord2f(0,sText.h/h); glVertex2f(200 , 300 + sText.h); + glTexCoord2f(sText.w/w,sText.h/h); glVertex2f(200 + sText.w, 300 + sText.h); + glTexCoord2f(sText.w/w,0); glVertex2f(200 + sText.w, 300); + glEnd; + glfinish(); + glDisable(GL_BLEND); + gldisable(gl_texture_2d); + + + + +SDL_FreeSurface( sText ); +SDL_FreeSurface( intermediary ); +glDeleteTextures(1, @texture); +TTF_CloseFont( font ); + +end; + +procedure glPrintCut(text: pchar); +var + Letter: char; + PToDo: real; + PTotWidth: real; + PDoingNow: real; + S: string; +begin + if (Text = '') then // If There's No Text + Exit; // Do Nothing + + PTotWidth := glTextWidth(Text); + PToDo := Fonts[ActFont].Done; + + while (length(text) > 0) do begin + // cut + Letter := Text[0]; + Text := pchar(Copy(Text, 2, Length(Text)-1)); + + // analyze + S := Letter; + PDoingNow := glTextWidth(pchar(S)) / PTotWidth; + + // drawing + if (PToDo > 0) and (PDoingNow <= PToDo) then + glPrintLetter(Letter); + + if (PToDo > 0) and (PDoingNow > PToDo) then begin + glPrintLetterCut(Letter, 0, PToDo / PDoingNow); + glColor3f(PColR, PColG, PColB); + glPrintLetterCut(Letter, PToDo / PDoingNow, 1); + end; + + if (PToDo <= 0) then + glPrintLetter(Letter); + + PToDo := PToDo - PDoingNow; + + end; // while +end; + + +procedure SetFontPos(X, Y: real); +begin + Fonts[ActFont].Tex.X := X; + Fonts[ActFont].Tex.Y := Y; +end; + +procedure SetFontSize(Size: real); +begin + Fonts[ActFont].Tex.H := 30 * (Size/10); +end; + +procedure SetFontStyle(Style: integer); +begin + ActFont := Style; +end; + +procedure SetFontItalic(Enable: boolean); +begin + Fonts[ActFont].Italic := Enable; +end; + +procedure SetFontAspectW(Aspect: real); +begin + Fonts[ActFont].AspectW := Aspect; +end; + + +{$IFDEF FPC} +{$IFDEF win32} +initialization + {$I UltraStar.lrs} +{$ENDIF} +{$ENDIF} + + +end. + + |