public ShufflingScreen( Board board ) {
this.board = board;
// Calculate how many shifts to perform for the shuffle
shiftsRemaining = board.Width * board.Height * 2;
// Determine the interval of time between flips
// This interval is based on the max portion of the board which will be
// allowed to flip simultaneously
timeBetweenFlips = TimeSpan.FromSeconds( Chip.FlipDuration /
( board.Width * board.Height * MaxFlippingPortion ) );
// Show the board on the screen under this
IsPopup = true;
}
/// <summary>
/// Starts a new game with specific parameters.
/// </summary>
/// <param name="boardSize">The size of the (square) board.</param>
/// <param name="twoSided">
/// If true, there is a different image on each side of the board.
/// </param>
void StartGame( int boardSize, bool twoSided ) {
if( boardSize <= 0 ) {
throw new ArgumentOutOfRangeException( "boardSize" );
}
Board board = new Board( boardSize, boardSize, twoSided );
ScreenManager.AddScreen( new BoardScreen( board ) );
ScreenManager.AddScreen( new ShufflingScreen( board ) );
}
static bool SetTexture( Board board, int textureIndex ) {
LightingEffect lightingEffect = board.LightingEffect;
Texture2D texture = null;
if( board.CurrentPictureSet != null )
texture = board.CurrentPictureSet.GetTexture( textureIndex );
if( ( texture == null ) && ( board.NextPictureSet != null ) )
texture = board.NextPictureSet.GetTexture( textureIndex );
lightingEffect.DiffuseTexture.SetValue( texture );
return ( texture != null );
}
public BoardScreen( Board board ) {
this.board = board;
TransitionOnTime = Puzzle3D.TransitionTime;
TransitionOffTime = TimeSpan.FromSeconds( 0.75f );
}
public void Draw( Board board, Model chipModel, Matrix baseTransform, Matrix[] chipTransforms ) {
Matrix world = OrientationMatrix * baseTransform;
LightingEffect lightingEffect = board.LightingEffect;
lightingEffect.GlowScale.SetValue( GlowScale );
lightingEffect.ColorOverride.SetValue( ColorOverride );
lightingEffect.TexCoordScale.SetValue( TexCoordScale );
foreach( ModelMesh mesh in chipModel.Meshes ) {
Matrix modelWorld = chipTransforms[ mesh.ParentBone.Index ] * world;
Matrix modelWorldView = modelWorld * board.Camera.ViewMatrix;
Matrix modelWorldViewProjection = modelWorldView * board.Camera.ProjectionMatrix;
lightingEffect.World.SetValue( modelWorld );
lightingEffect.WorldView.SetValue( modelWorldView );
lightingEffect.WorldViewProjection.SetValue( modelWorldViewProjection );
foreach( ModelMeshPart meshPart in mesh.MeshParts ) {
bool textureSet = false;
string materialIdentifier = meshPart.Tag as string;
if( materialIdentifier != null ) {
switch( materialIdentifier ) {
case "Front":
lightingEffect.TexCoordTranslation.SetValue( this.TexCoordTranslationFront );
textureSet = SetTexture( board, 0 );
break;
case "Back":
lightingEffect.TexCoordTranslation.SetValue( this.TexCoordTranslationBack );
if( board.TwoSided )
textureSet = SetTexture( board, 1 );
else
textureSet = SetTexture( board, 0 );
break;
default:
lightingEffect.DiffuseTexture.SetValue( (Texture2D)null );
break;
}
}
if( textureSet ) {
lightingEffect.Effect.CurrentTechnique = lightingEffect.SingleTextureTechnique;
} else {
lightingEffect.Effect.CurrentTechnique = lightingEffect.NoTextureTechnique;
}
lightingEffect.Effect.Begin();
DrawHelper.DrawMeshPart( mesh, meshPart, lightingEffect.Effect );
lightingEffect.Effect.End();
}
}
}