first implementation of perfect line twinkle effect - works correctly for up to 3 players, restructured parts of particle code

git-svn-id: svn://svn.code.sf.net/p/ultrastardx/svn/trunk@80 b956fd51-792f-4845-bead-9b4dfca2ff2c

1 files changed, 164 insertions, 32 deletions

diff --git a/Game/Code/Classes/UGraphicClasses.pas b/Game/Code/Classes/UGraphicClasses.pas
index 5fa22575..6f2aa0e4 100644
--- a/Game/Code/Classes/UGraphicClasses.pas
+++ b/Game/Code/Classes/UGraphicClasses.pas
@@ -1,3 +1,4 @@
+// notes:

 unit UGraphicClasses;

 

 interface

@@ -13,7 +14,8 @@ type
  TParticle = Class

    X, Y     : Real;     //Position

    W, H     : Cardinal; //dimensions of particle

-   Col      : TColour3f; // Colour 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

@@ -21,8 +23,10 @@ type
    StarType : TParticleType;  // GoldenNote | PerfectNote | NoteHitTwinkle | PerfectLineTwinkle

    Alpha    : Real;     // used for fading...

    mX, mY   : Real;     // movement-vector for PerfectLineTwinkle

+   SurviveSentenceChange : Boolean;

 

    Constructor Create(cX,cY: Real; cLive: Byte; cFrame : integer; cRecArrayIndex : Integer; cStarType : TParticleType; Player: Cardinal);

+   Destructor Destroy();

    procedure Draw;

    procedure LiveOn;

  end;

@@ -57,20 +61,23 @@ type
    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, Windows,OpenGl12, UThemes, USkins, UGraphic, UDrawTexture, UTexture, math, dialogs;

+uses sysutils, Windows,OpenGl12, UIni, UMain, UThemes, USkins, UGraphic, UDrawTexture, UTexture, math, dialogs;

 

 //TParticle

 Constructor TParticle.Create(cX,cY: Real; 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;

   Live := cLive;

@@ -78,24 +85,45 @@ begin
   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;

   case cStarType of

     GoldenNote:

         begin

           Tex := Tex_Note_Star.TexNum;

           W := 20;

           H := 20;

-          Col.r := 0.99;

-          Col.g := 1;

-          Col.b := 0.6;

+          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;

-          Col.r := 1;

-          Col.g := 1;

-          Col.b := 0.95;

+          SetLength(Col,1);

+          Col[0].r := 1;

+          Col[0].g := 1;

+          Col[0].b := 0.95;

         end;

     NoteHitTwinkle:

         begin

@@ -103,21 +131,33 @@ begin
           Alpha := (Live/10);  // linear fade-out

           W := 15;

           H := 15;

-          Col.r := 1;

-          Col.g := 1;

-          Col.b := RandomRange(10*Live,100)/80; //0.9; 

+          Setlength(Col,1);

+          Col[0].r := 1;

+          Col[0].g := 1;

+          Col[0].b := RandomRange(10*Live,100)/80; //0.9;

         end;

     PerfectLineTwinkle:

         begin

           Tex := Tex_Note_Star.TexNum;

           W := RandomRange(10,30);

           H := W;

-          // hier muss entsprechend des players farbe gesetzt werden (sollten wir dann auch übergeben bekommen)

-          // case Player of

-          // ...

-          Col.r := 1;

-          Col.g := 0.5;

-          Col.b := 0.5;

+          SurviveSentenceChange:=True;

+          // assign colours according to player given

+          SetLength(Scale,2);

+          Scale[1]:=0.3;

+          SetLength(Col,2);

+          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:=Col[0].r+0.5;

+          Col[1].g:=Col[0].g+0.5;

+          Col[1].b:=Col[0].b+0.5;

           mX := RandomRange(-5,5);

           mY := RandomRange(-5,5);

         end;

@@ -127,13 +167,21 @@ begin
           Alpha := 1;

           W := 20;

           H := 20;

-          Col.r := 1;

-          Col.g := 1;

-          Col.b := 1;

+          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> ?? die werden doch aber im Manager bei Draw getötet, wenns 0 is

@@ -144,6 +192,7 @@ begin
   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

@@ -168,21 +217,26 @@ begin
 end;

 

 procedure TParticle.Draw;

+var L: Cardinal;

 begin

-  glColor4f(Col.r, Col.g, Col.b, Alpha);

+  // 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);

+    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, Y-H);

-    glTexCoord2f((1/16) * Frame + (1/16), 0); glVertex2f(X-W, Y+H);

-    glTexCoord2f((1/16) * Frame + (1/16), 1); glVertex2f(X+W, Y+H);

-    glTexCoord2f((1/16) * Frame, 1);          glVertex2f(X+W, Y-H);

-    glEnd;

+    begin

+      glBegin(GL_QUADS);

+      glTexCoord2f((1/16) * Frame, 0);          glVertex2f(X-W*Scale[L], Y-H*Scale[L]);

+      glTexCoord2f((1/16) * Frame + (1/16), 0); glVertex2f(X-W*Scale[L], Y+H*Scale[L]);

+      glTexCoord2f((1/16) * Frame + (1/16), 1); glVertex2f(X+W*Scale[L], Y+H*Scale[L]);

+      glTexCoord2f((1/16) * Frame, 1);          glVertex2f(X+W*Scale[L], Y-H*Scale[L]);

+      glEnd;

+    end;

   end;

   glcolor4f(1,1,1,1);

 end;

@@ -313,6 +367,25 @@ begin
   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

@@ -420,6 +493,65 @@ begin
         RandomFrame := RandomRange(0,14);

         Spawn(Xkatze, Ykatze, 16 - RandomFrame, RandomFrame, -1, PerfectNote, 0);

      end; //for

+

+end;

+

+procedure TEffectManager.SpawnPerfectLineTwinkle();

+var

+  P,I,Life: Cardinal;

+  Left, Right, Top, Bottom: Cardinal;

+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;

+           end;

+        2,4: 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;

+        3,6: 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;

+      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), Life, 16-Life, -1, PerfectLineTwinkle, P);

+      end;

+    end;

 end;

 

 end.