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Diffstat (limited to 'src/classes0/UGraphicClasses.pas')
-rw-r--r-- | src/classes0/UGraphicClasses.pas | 673 |
1 files changed, 673 insertions, 0 deletions
diff --git a/src/classes0/UGraphicClasses.pas b/src/classes0/UGraphicClasses.pas new file mode 100644 index 00000000..b7174991 --- /dev/null +++ b/src/classes0/UGraphicClasses.pas @@ -0,0 +1,673 @@ +// notes: +unit UGraphicClasses; + +interface + +{$IFDEF FPC} + {$MODE Delphi} +{$ENDIF} + +{$I switches.inc} + +uses UTexture,SDL; + +const DelayBetweenFrames : Cardinal = 60; +type + + TParticleType=(GoldenNote, PerfectNote, NoteHitTwinkle, PerfectLineTwinkle, ColoredStar, Flare); + + TColour3f = Record + r, g, b: Real; + end; + + TParticle = Class + X, Y : Real; //Position + Screen : Integer; + W, H : Cardinal; //dimensions of particle + Col : array of TColour3f; // Colour(s) of particle + Scale : array of Real; // Scaling factors of particle layers + Frame : Byte; //act. Frame + Tex : Cardinal; //Tex num from Textur Manager + Live : Byte; //How many Cycles before Kill + RecIndex : Integer; //To which rectangle this particle belongs (only GoldenNote) + StarType : TParticleType; // GoldenNote | PerfectNote | NoteHitTwinkle | PerfectLineTwinkle + Alpha : Real; // used for fading... + mX, mY : Real; // movement-vector for PerfectLineTwinkle + SizeMod : Real; // experimental size modifier + SurviveSentenceChange : Boolean; + + Constructor Create(cX,cY: Real; cScreen: Integer; cLive: Byte; cFrame : integer; cRecArrayIndex : Integer; cStarType : TParticleType; Player: Cardinal); + Destructor Destroy(); override; + procedure Draw; + procedure LiveOn; + end; + + RectanglePositions = Record + xTop, yTop, xBottom, yBottom : Real; + TotalStarCount : Integer; + CurrentStarCount : Integer; + Screen : Integer; + end; + + PerfectNotePositions = Record + xPos, yPos : Real; + Screen : Integer; + end; + + TEffectManager = Class + Particle : array of TParticle; + LastTime : Cardinal; + RecArray : Array of RectanglePositions; + TwinkleArray : Array[0..5] of Real; // store x-position of last twinkle for every player + PerfNoteArray : Array of PerfectNotePositions; + + FlareTex: TTexture; + + constructor Create; + destructor Destroy; override; + procedure Draw; + function Spawn(X, Y: Real; + Screen: Integer; + Live: Byte; + StartFrame: Integer; + RecArrayIndex: Integer; // this is only used with GoldenNotes + StarType: TParticleType; + Player: Cardinal // for PerfectLineTwinkle + ): Cardinal; + procedure SpawnRec(); + procedure Kill(index: Cardinal); + procedure KillAll(); + procedure SentenceChange(); + procedure SaveGoldenStarsRec(Xtop, Ytop, Xbottom, Ybottom: Real); + procedure SavePerfectNotePos(Xtop, Ytop: Real); + procedure GoldenNoteTwinkle(Top,Bottom,Right: Real; Player: Integer); + procedure SpawnPerfectLineTwinkle(); + end; + +var GoldenRec : TEffectManager; + +implementation + +uses sysutils, + gl, + UIni, + UMain, + UThemes, + USkins, + UGraphic, + UDrawTexture, + UCommon, + math; + +//TParticle +Constructor TParticle.Create(cX,cY: Real; cScreen: Integer; cLive: Byte; cFrame : integer; cRecArrayIndex : Integer; cStarType : TParticleType; Player: Cardinal); +begin + inherited Create; + // in this constructor we set all initial values for our particle + X := cX; + Y := cY; + Screen := cScreen; + Live := cLive; + Frame:= cFrame; + RecIndex := cRecArrayIndex; + StarType := cStarType; + Alpha := (-cos((Frame+1)*2*pi/16)+1); // neat fade-in-and-out + SetLength(Scale,1); + Scale[0] := 1; + SurviveSentenceChange := False; + SizeMod := 1; + case cStarType of + GoldenNote: + begin + Tex := Tex_Note_Star.TexNum; + W := 20; + H := 20; + SetLength(Scale,4); + Scale[1]:=0.8; + Scale[2]:=0.4; + Scale[3]:=0.3; + SetLength(Col,4); + Col[0].r := 1; + Col[0].g := 0.7; + Col[0].b := 0.1; + + Col[1].r := 1; + Col[1].g := 1; + Col[1].b := 0.4; + + Col[2].r := 1; + Col[2].g := 1; + Col[2].b := 1; + + Col[3].r := 1; + Col[3].g := 1; + Col[3].b := 1; + end; + PerfectNote: + begin + Tex := Tex_Note_Perfect_Star.TexNum; + W := 30; + H := 30; + SetLength(Col,1); + Col[0].r := 1; + Col[0].g := 1; + Col[0].b := 0.95; + end; + NoteHitTwinkle: + begin + Tex := Tex_Note_Star.TexNum; + Alpha := (Live/16); // linear fade-out + W := 15; + H := 15; + Setlength(Col,1); + Col[0].r := 1; + Col[0].g := 1; + Col[0].b := RandomRange(10*Live,100)/90; //0.9; + end; + PerfectLineTwinkle: + begin + Tex := Tex_Note_Star.TexNum; + W := RandomRange(10,20); + H := W; + SizeMod := (-cos((Frame+1)*5*2*pi/16)*0.5+1.1); + SurviveSentenceChange:=True; + // assign colours according to player given + SetLength(Scale,3); + Scale[1]:=0.3; + Scale[2]:=0.2; + SetLength(Col,3); + case Player of + 0: LoadColor(Col[0].r,Col[0].g,Col[0].b,'P1Light'); + 1: LoadColor(Col[0].r,Col[0].g,Col[0].b,'P2Light'); + 2: LoadColor(Col[0].r,Col[0].g,Col[0].b,'P3Light'); + 3: LoadColor(Col[0].r,Col[0].g,Col[0].b,'P4Light'); + 4: LoadColor(Col[0].r,Col[0].g,Col[0].b,'P5Light'); + 5: LoadColor(Col[0].r,Col[0].g,Col[0].b,'P6Light'); + else LoadColor(Col[0].r,Col[0].g,Col[0].b,'P1Light'); + end; + Col[1].r := 1; + Col[1].g := 1; + Col[1].b := 0.4; + Col[2].r:=Col[0].r+0.5; + Col[2].g:=Col[0].g+0.5; + Col[2].b:=Col[0].b+0.5; + mX := RandomRange(-5,5); + mY := RandomRange(-5,5); + end; + ColoredStar: + begin + Tex := Tex_Note_Star.TexNum; + W := RandomRange(10,20); + H := W; + SizeMod := (-cos((Frame+1)*5*2*pi/16)*0.5+1.1); + SurviveSentenceChange:=True; + // assign colours according to player given + SetLength(Scale,1); + SetLength(Col,1); + Col[0].b := (Player and $ff)/255; + Col[0].g := ((Player shr 8) and $ff)/255; + Col[0].r := ((Player shr 16) and $ff)/255; + mX := 0; + mY := 0; + end; + Flare: + begin + Tex := Tex_Note_Star.TexNum; + W := 7; + H := 7; + SizeMod := (-cos((Frame+1)*5*2*pi/16)*0.5+1.1); + mX := RandomRange(-5,5); + mY := RandomRange(-5,5); + SetLength(Scale,4); + Scale[1]:=0.8; + Scale[2]:=0.4; + Scale[3]:=0.3; + SetLength(Col,4); + Col[0].r := 1; + Col[0].g := 0.7; + Col[0].b := 0.1; + + Col[1].r := 1; + Col[1].g := 1; + Col[1].b := 0.4; + + Col[2].r := 1; + Col[2].g := 1; + Col[2].b := 1; + + Col[3].r := 1; + Col[3].g := 1; + Col[3].b := 1; + + end; + else // just some random default values + begin + Tex := Tex_Note_Star.TexNum; + Alpha := 1; + W := 20; + H := 20; + SetLength(Col,1); + Col[0].r := 1; + Col[0].g := 1; + Col[0].b := 1; + end; + end; +end; + +Destructor TParticle.Destroy(); +begin + SetLength(Scale,0); + SetLength(Col,0); + inherited; +end; + +procedure TParticle.LiveOn; +begin + //Live = 0 => Live forever <blindy> ?? but if this is 0 they would be killed in the Manager at Draw + if (Live > 0) then + Dec(Live); + + // animate frames + Frame := ( Frame + 1 ) mod 16; + + // make our particles do funny stuff (besides being animated) + // changes of any particle-values throughout its life are done here + case StarType of + GoldenNote: + begin + Alpha := (-cos((Frame+1)*2*pi/16)+1); // neat fade-in-and-out + end; + PerfectNote: + begin + Alpha := (-cos((Frame+1)*2*pi/16)+1); // neat fade-in-and-out + end; + NoteHitTwinkle: + begin + Alpha := (Live/10); // linear fade-out + end; + PerfectLineTwinkle: + begin + Alpha := (-cos((Frame+1)*2*pi/16)+1); // neat fade-in-and-out + SizeMod := (-cos((Frame+1)*5*2*pi/16)*0.5+1.1); + // move around + X := X + mX; + Y := Y + mY; + end; + ColoredStar: + begin + Alpha := (-cos((Frame+1)*2*pi/16)+1); // neat fade-in-and-out + end; + Flare: + begin + Alpha := (-cos((Frame+1)/16*1.7*pi+0.3*pi)+1); // neat fade-in-and-out + SizeMod := (-cos((Frame+1)*5*2*pi/16)*0.5+1.1); + // move around + X := X + mX; + Y := Y + mY; + mY:=mY+1.8; +// mX:=mX/2; + end; + end; +end; + +procedure TParticle.Draw; +var L: Cardinal; +begin + if ScreenAct = Screen then + // this draws (multiple) texture(s) of our particle + for L:=0 to High(Col) do + begin + glColor4f(Col[L].r, Col[L].g, Col[L].b, Alpha); + + glBindTexture(GL_TEXTURE_2D, Tex); + glEnable(GL_TEXTURE_2D); + glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA); + glEnable(GL_BLEND); + + begin + glBegin(GL_QUADS); + glTexCoord2f((1/16) * Frame, 0); glVertex2f(X-W*Scale[L]*SizeMod, Y-H*Scale[L]*SizeMod); + glTexCoord2f((1/16) * Frame + (1/16), 0); glVertex2f(X-W*Scale[L]*SizeMod, Y+H*Scale[L]*SizeMod); + glTexCoord2f((1/16) * Frame + (1/16), 1); glVertex2f(X+W*Scale[L]*SizeMod, Y+H*Scale[L]*SizeMod); + glTexCoord2f((1/16) * Frame, 1); glVertex2f(X+W*Scale[L]*SizeMod, Y-H*Scale[L]*SizeMod); + glEnd; + end; + end; + glcolor4f(1,1,1,1); +end; +// end of TParticle + +// TEffectManager + +constructor TEffectManager.Create; +var c: Cardinal; +begin + inherited; + LastTime := SDL_GetTicks(); + for c:=0 to 5 do + begin + TwinkleArray[c] := 0; + end; +end; + +destructor TEffectManager.Destroy; +begin + Killall; + inherited; +end; + + +procedure TEffectManager.Draw; +var + I: Integer; + CurrentTime: Cardinal; +//const +// DelayBetweenFrames : Cardinal = 100; +begin + + CurrentTime := SDL_GetTicks(); + //Manage particle life + if (CurrentTime - LastTime) > DelayBetweenFrames then + begin + LastTime := CurrentTime; + for I := 0 to high(Particle) do + Particle[I].LiveOn; + end; + + I := 0; + //Kill dead particles + while (I <= High(Particle)) do + begin + if (Particle[I].Live <= 0) then + begin + kill(I); + end + else + begin + inc(I); + end; + end; + + //Draw + for I := 0 to high(Particle) do + begin + Particle[I].Draw; + end; +end; + +// this method creates just one particle +function TEffectManager.Spawn(X, Y: Real; Screen: Integer; Live: Byte; StartFrame : Integer; RecArrayIndex : Integer; StarType : TParticleType; Player: Cardinal): Cardinal; +begin + Result := Length(Particle); + SetLength(Particle, (Result + 1)); + Particle[Result] := TParticle.Create(X, Y, Screen, Live, StartFrame, RecArrayIndex, StarType, Player); +end; + +// manage Sparkling of GoldenNote Bars +procedure TEffectManager.SpawnRec(); +Var + Xkatze, Ykatze : Real; + RandomFrame : Integer; + P : Integer; // P as seen on TV as Positionman +begin +//Spawn a random amount of stars within the given coordinates +//RandomRange(0,14) <- this one starts at a random frame, 16 is our last frame - would be senseless to start a particle with 16, cause it would be dead at the next frame +for P:= 0 to high(RecArray) do + begin + while (RecArray[P].TotalStarCount > RecArray[P].CurrentStarCount) do + begin + Xkatze := RandomRange(Ceil(RecArray[P].xTop), Ceil(RecArray[P].xBottom)); + Ykatze := RandomRange(Ceil(RecArray[P].yTop), Ceil(RecArray[P].yBottom)); + RandomFrame := RandomRange(0,14); + // Spawn a GoldenNote Particle + Spawn(Xkatze, Ykatze, RecArray[P].Screen, 16 - RandomFrame, RandomFrame, P, GoldenNote, 0); + inc(RecArray[P].CurrentStarCount); + end; + end; + draw; +end; + +// kill one particle (with given index in our particle array) +procedure TEffectManager.Kill(Index: Cardinal); +var + LastParticleIndex : Integer; +begin +// delete particle indexed by Index, +// overwrite it's place in our particle-array with the particle stored at the last array index, +// shorten array + LastParticleIndex := high(Particle); + if not(LastParticleIndex = -1) then // is there still a particle to delete? + begin + if not(Particle[Index].RecIndex = -1) then // if it is a GoldenNote particle... + dec(RecArray[Particle[Index].RecIndex].CurrentStarCount); // take care of its associated GoldenRec + // now get rid of that particle + Particle[Index].Destroy; + Particle[Index] := Particle[LastParticleIndex]; + SetLength(Particle, LastParticleIndex); + end; +end; + +// clean up all particles and management structures +procedure TEffectManager.KillAll(); +var c: Cardinal; +begin +//It's the kill all kennies rotuine + while Length(Particle) > 0 do // kill all existing particles + Kill(0); + SetLength(RecArray,0); // remove GoldenRec positions + SetLength(PerfNoteArray,0); // remove PerfectNote positions + for c:=0 to 5 do + begin + TwinkleArray[c] := 0; // reset GoldenNoteHit memory + end; +end; + +procedure TEffectManager.SentenceChange(); +var c: Cardinal; +begin + c:=0; + while c <= High(Particle) do + begin + if Particle[c].SurviveSentenceChange then + inc(c) + else + Kill(c); + end; + SetLength(RecArray,0); // remove GoldenRec positions + SetLength(PerfNoteArray,0); // remove PerfectNote positions + for c:=0 to 5 do + begin + TwinkleArray[c] := 0; // reset GoldenNoteHit memory + end; +end; + +procedure TeffectManager.GoldenNoteTwinkle(Top,Bottom,Right: Real; Player: Integer); +//Twinkle stars while golden note hit +// this is called from UDraw.pas, SingDrawPlayerCzesc +var + C, P, XKatze, YKatze, LKatze: Integer; + H: Real; +begin + // make sure we spawn only one time at one position + if (TwinkleArray[Player] < Right) then + For P := 0 to high(RecArray) do // Are we inside a GoldenNoteRectangle? + begin + H := (Top+Bottom)/2; // helper... + with RecArray[P] do + if ((xBottom >= Right) and (xTop <= Right) and + (yTop <= H) and (yBottom >= H)) + and (Screen = ScreenAct) then + begin + TwinkleArray[Player] := Right; // remember twinkle position for this player + for C := 1 to 10 do + begin + Ykatze := RandomRange(ceil(Top) , ceil(Bottom)); + XKatze := RandomRange(-7,3); + LKatze := RandomRange(7,13); + Spawn(Ceil(Right)+XKatze, YKatze, ScreenAct, LKatze, 0, -1, NoteHitTwinkle, 0); + end; + for C := 1 to 3 do + begin + Ykatze := RandomRange(ceil(Top)-6 , ceil(Top)); + XKatze := RandomRange(-5,1); + LKatze := RandomRange(4,7); + Spawn(Ceil(Right)+XKatze, YKatze, ScreenAct, LKatze, 0, -1, NoteHitTwinkle, 0); + end; + for C := 1 to 3 do + begin + Ykatze := RandomRange(ceil(Bottom), ceil(Bottom)+6); + XKatze := RandomRange(-5,1); + LKatze := RandomRange(4,7); + Spawn(Ceil(Right)+XKatze, YKatze, ScreenAct, LKatze, 0, -1, NoteHitTwinkle, 0); + end; + for C := 1 to 3 do + begin + Ykatze := RandomRange(ceil(Top)-10 , ceil(Top)-6); + XKatze := RandomRange(-5,1); + LKatze := RandomRange(1,4); + Spawn(Ceil(Right)+XKatze, YKatze, ScreenAct, LKatze, 0, -1, NoteHitTwinkle, 0); + end; + for C := 1 to 3 do + begin + Ykatze := RandomRange(ceil(Bottom)+6 , ceil(Bottom)+10); + XKatze := RandomRange(-5,1); + LKatze := RandomRange(1,4); + Spawn(Ceil(Right)+XKatze, YKatze, ScreenAct, LKatze, 0, -1, NoteHitTwinkle, 0); + end; + + exit; // found a matching GoldenRec, did spawning stuff... done + end; + end; +end; + +procedure TEffectManager.SaveGoldenStarsRec(Xtop, Ytop, Xbottom, Ybottom: Real); +var + P : Integer; // P like used in Positions + NewIndex : Integer; +begin + For P := 0 to high(RecArray) do // Do we already have that "new" position? + begin + if (ceil(RecArray[P].xTop) = ceil(Xtop)) and + (ceil(RecArray[P].yTop) = ceil(Ytop)) and + (ScreenAct = RecArray[p].Screen) then + exit; // it's already in the array, so we don't have to create a new one + end; + + // we got a new position, add the new positions to our array + NewIndex := Length(RecArray); + SetLength(RecArray, NewIndex + 1); + RecArray[NewIndex].xTop := Xtop; + RecArray[NewIndex].yTop := Ytop; + RecArray[NewIndex].xBottom := Xbottom; + RecArray[NewIndex].yBottom := Ybottom; + RecArray[NewIndex].TotalStarCount := ceil(Xbottom - Xtop) div 12 + 3; + RecArray[NewIndex].CurrentStarCount := 0; + RecArray[NewIndex].Screen := ScreenAct; +end; + +procedure TEffectManager.SavePerfectNotePos(Xtop, Ytop: Real); +var + P : Integer; // P like used in Positions + NewIndex : Integer; + RandomFrame : Integer; + Xkatze, Ykatze : Integer; +begin + For P := 0 to high(PerfNoteArray) do // Do we already have that "new" position? + begin + with PerfNoteArray[P] do + if (ceil(xPos) = ceil(Xtop)) and (ceil(yPos) = ceil(Ytop)) and + (Screen = ScreenAct) then + exit; // it's already in the array, so we don't have to create a new one + end; //for + + // we got a new position, add the new positions to our array + NewIndex := Length(PerfNoteArray); + SetLength(PerfNoteArray, NewIndex + 1); + PerfNoteArray[NewIndex].xPos := Xtop; + PerfNoteArray[NewIndex].yPos := Ytop; + PerfNoteArray[NewIndex].Screen := ScreenAct; + + for P:= 0 to 2 do + begin + Xkatze := RandomRange(ceil(Xtop) - 5 , ceil(Xtop) + 10); + Ykatze := RandomRange(ceil(Ytop) - 5 , ceil(Ytop) + 10); + RandomFrame := RandomRange(0,14); + Spawn(Xkatze, Ykatze, ScreenAct, 16 - RandomFrame, RandomFrame, -1, PerfectNote, 0); + end; //for + +end; + +procedure TEffectManager.SpawnPerfectLineTwinkle(); +var + P,I,Life: Cardinal; + Left, Right, Top, Bottom: Cardinal; + cScreen: Integer; +begin +// calculation of coordinates done with hardcoded values like in UDraw.pas +// might need to be adjusted if drawing of SingScreen is modified +// coordinates may still be a bit weird and need adjustment + if Ini.SingWindow = 0 then begin + Left := 130; + end else begin + Left := 30; + end; + Right := 770; + // spawn effect for every player with a perfect line + for P:=0 to PlayersPlay-1 do + if Player[P].LastSentencePerfect then + begin + // calculate area where notes of this player are drawn + case PlayersPlay of + 1: begin + Bottom:=Skin_P2_NotesB+10; + Top:=Bottom-105; + cScreen:=1; + end; + 2,4: begin + case P of + 0,2: begin + Bottom:=Skin_P1_NotesB+10; + Top:=Bottom-105; + end; + else begin + Bottom:=Skin_P2_NotesB+10; + Top:=Bottom-105; + end; + end; + case P of + 0,1: cScreen:=1; + else cScreen:=2; + end; + end; + 3,6: begin + case P of + 0,3: begin + Top:=130; + Bottom:=Top+85; + end; + 1,4: begin + Top:=255; + Bottom:=Top+85; + end; + 2,5: begin + Top:=380; + Bottom:=Top+85; + end; + end; + case P of + 0,1,2: cScreen:=1; + else cScreen:=2; + end; + end; + end; + // spawn Sparkling Stars inside calculated coordinates + for I:= 0 to 80 do + begin + Life:=RandomRange(8,16); + Spawn(RandomRange(Left,Right), RandomRange(Top,Bottom), cScreen, Life, 16-Life, -1, PerfectLineTwinkle, P); + end; + end; +end; + +end. + |