void createPieces()
{
Pieces = new Piece[nbPieceX,nbPieceY];
int ptr0 = 0;
int ptr2 = nbPieceX;
int ptrV0 = (nbPieceY - 1) * nbPieceX * cutter.NbPoints + 2 * nbPieceX;
//used to build profile texture
List<uint> indProfile = new List<uint> ();
for (int y = 0; y < nbPieceY; y++) {
int ptr1 = ptrV0 + nbPieceY;
int ptr3 = ptrV0;
for (int x = 0; x < nbPieceX; x++) {
List<uint> ind = new List<uint>();
#region Compute border indices
//indice du bord sup
if (y == 0) {
ind.Add ((uint)ptr0);
ptr0++;
} else {
ind.AddRange (Enumerable.Range(ptr0, cutter.NbPoints).Select(i => (uint)i).ToArray());
ptr0 += cutter.NbPoints;
}
//indice du bord droit
if (x == nbPieceX - 1) {
ind.Add ((uint)(ptr1 + y));
ptr1++;
} else {
ind.AddRange (Enumerable.Range(ptr1 + y * cutter.NbPoints, cutter.NbPoints).Select(i => (uint)i).ToArray());
ptr1 += cutter.NbPoints * nbPieceY ;
}
//
//indice du bord inférieur
if (y == nbPieceY - 1) {
if (x == nbPieceX - 1)
ind.Add (BorderOffset - 1);
else
ind.Add ((uint)(ptr2+1));
ind.Add ((uint)ptr2);
ptr2++;
} else {
if (x == nbPieceX - 1)
ind.Add ((uint)(ptr1 + y));
else
ind.Add ((uint)(ptr2 + cutter.NbPoints));
ind.AddRange (Enumerable.Range(ptr2+1, cutter.NbPoints - 1).Reverse().Select(i => (uint)i).ToArray());
ind.Add ((uint)ptr2);//1st point of left border
ptr2 += cutter.NbPoints;
}
//indice du bord gauche
if (x == 0)
ptr3 += nbPieceY ;
else if (x > 0 ) {
// ind.Add (ptr3 + Cut.NbPoints);
ind.AddRange (Enumerable.Range(ptr3+y*cutter.NbPoints+1, cutter.NbPoints-1).Reverse().Select(i => (uint)i).ToArray());
ptr3 += cutter.NbPoints * nbPieceY ;
}
#endregion
indProfile.AddRange (ind);
indProfile.Add (uint.MaxValue);
Pieces [x, y] = new Piece (this, (uint)x, (uint)y, ind);
}
}
createProfileTexture (indProfile.ToArray());
//init neighbourhoud, borders indices, and zordered list
ZOrderedPieces = new List<Piece>();
for (int y = 0; y < nbPieceY; y++) {
for (int x = 0; x < nbPieceX; x++) {
Piece p = Pieces [x, y];
lock(Mutex)
ZOrderedPieces.Add (p);
if (y < nbPieceY - 1)
p.Neighbours [2] = Pieces [x, y + 1];
if (x < nbPieceX - 1)
p.Neighbours [1] = Pieces [x + 1, y];
if (y > 0)
p.Neighbours [0] = Pieces [x, y - 1];
if (x > 0)
p.Neighbours [3] = Pieces [x - 1, y];
}
}
}
public void Rotate(Piece pcr)
{
if (Visited)
return;
Visited = true;
float target = 0f;
float res = Angle / MathHelper.PiOver2;
int nbPi = (int)Math.Floor(-res);
if (res % 1 != 0)
nbPi++;
switch (nbPi) {
case 0:
target = -MathHelper.PiOver2;
break;
case 1:
target = -MathHelper.Pi;
break;
case 2:
target = -MathHelper.ThreePiOver2;
break;
case 3:
target = -MathHelper.TwoPi;
break;
}
rotationRef = pcr;
Animation.StartAnimation(new Animation<float> (this, "Angle", target, 0.2f));
for (int i = 0; i < IsLinked.Length; i++) {
if (!IsLinked [i])
continue;
Neighbours [i].Rotate(pcr);
}
}
public void Render(Piece[] pces)
{
GL.CullFace (CullFaceMode.Front);
GL.BindVertexArray(vaoHandle);
GL.ActiveTexture (TextureUnit.Texture1);
GL.BindTexture(TextureTarget.Texture2D, profileTexture);
GL.ActiveTexture (TextureUnit.Texture0);
GL.BindTexture(TextureTarget.Texture2D, Image);
foreach (Piece p in pces) {
MainWin.mainShader.Color = new Vector4 (0.4f, 0.4f, 0.4f, 1);
MainWin.mainShader.Model = p.Transformations;
MainWin.mainShader.ColorMultiplier = p.ColorMultiplier;
//border, only when not linked
for (int i = 0; i < nbSides; i++) {
if (p.IsLinked [i])
continue;
GL.DrawElements (PrimitiveType.TriangleStrip, p.indBorderLength[i],
DrawElementsType.UnsignedInt, p.IndBorderPtr[i]);
}
MainWin.mainShader.Color = new Vector4 (1, 1, 1, 1);
GL.DrawElements (PrimitiveType.Triangles, p.indFillLength,
DrawElementsType.UnsignedInt, p.IndFillPtr);
}
GL.BindVertexArray (0);
GL.BindTexture(TextureTarget.Texture2D, 0);
GL.CullFace (CullFaceMode.Back);
}