public Puzzle(int _nbx, int _nby, string _imgPath, int _Sides = 4)
{
Image = new GGL.Texture (_imgPath);
nbPieceX = _nbx;
nbPieceY = _nby;
nbSides = _Sides;
List<Vector3> tmp = new List<Vector3>();
cutter = new Cutter (CutType.Curvy);
Vector3[] HBorder = MakeHorizontalBorder (nbPieceX, largP);
Vector3[] VBorder = MakeHorizontalBorder (nbPieceY, hautP);
tmp.AddRange (HBorder);
for (int i = 1; i < nbPieceY; i++) {
Matrix4 mat = Matrix4.CreateTranslation(0, i * hautP, 0);
tmp.AddRange( transform (MakeHorizontalCut (nbPieceX, largP), mat));
}
tmp.AddRange (transform (HBorder, Matrix4.CreateTranslation (0, Image.Height, 0)));
Matrix4 rot = Matrix4.CreateRotationZ (MathHelper.PiOver2);
tmp.AddRange ( transform (VBorder, rot));
for (int i = 1; i < nbPieceX; i++) {
Matrix4 mat = rot * Matrix4.CreateTranslation(i * largP, 0, 0);
tmp.AddRange( transform (MakeHorizontalCut (nbPieceY, hautP), mat));
}
tmp.AddRange ( transform (VBorder,
rot *
Matrix4.CreateTranslation (Image.Width, 0, 0)));
tmp.Add(new Vector3(Image.Width,Image.Height,0));
positions = new Vector3[tmp.Count*2];
Vector3[] bord = tmp.ToArray ();
transform (ref bord, Matrix4.CreateTranslation (0, 0, -PieceThickness));
BorderOffset = (uint)tmp.Count;
Array.Copy (tmp.ToArray (), 0, positions, 0, tmp.Count);
Array.Copy (bord, 0, positions, BorderOffset, tmp.Count);
CreateVBOs ();
CreateVAOs ();
createPieces ();
List<uint> indicesList = new List<uint>();
foreach (Piece p in ZOrderedPieces) {
p.IndFillPtr = indicesList.Count * sizeof(uint);
p.indFillLength = p.IndFill.Length + 1;
indicesList.AddRange (p.IndFill);
indicesList.Add (uint.MaxValue);
p.IndBorderPtr = new int[nbSides];
p.indBorderLength = new int[nbSides];
for (int i = 0; i < nbSides; i++) {
p.IndBorderPtr[i] = indicesList.Count * sizeof(uint);
p.indBorderLength [i] = p.IndBorder [i].Length;
indicesList.AddRange (p.IndBorder [i]);
indicesList.Add (uint.MaxValue);
}
}
indices = indicesList.ToArray ();
eboHandle = GL.GenBuffer ();
GL.BindVertexArray(vaoHandle);
GL.BindBuffer (BufferTarget.ElementArrayBuffer, eboHandle);
GL.BufferData (BufferTarget.ElementArrayBuffer,
new IntPtr (sizeof(uint) * indices.Length),
indices, BufferUsageHint.StaticDraw);
GL.BindVertexArray(0);
Ready = true;
}
void createProfileTexture(uint[] indProfile)
{
int fbo;
profileTexture = new GGL.Texture (Image.Width, Image.Height);
GL.ActiveTexture (TextureUnit.Texture0);
GL.BindTexture(TextureTarget.Texture2D, profileTexture);
GL.TexImage2D(TextureTarget.Texture2D, 0, PixelInternalFormat.Rgba,
Image.Width, Image.Height, 0,
OpenTK.Graphics.OpenGL.PixelFormat.Bgra, PixelType.UnsignedByte, IntPtr.Zero);
GL.TexParameter(TextureTarget.Texture2D, TextureParameterName.TextureMinFilter, (int)TextureMinFilter.Linear);
GL.TexParameter(TextureTarget.Texture2D, TextureParameterName.TextureMagFilter, (int)TextureMagFilter.Linear);
GL.BindTexture(TextureTarget.Texture2D, 0);
GL.GenFramebuffers(1, out fbo);
GL.BindFramebuffer(FramebufferTarget.Framebuffer, fbo);
GL.FramebufferTexture2D(FramebufferTarget.Framebuffer, FramebufferAttachment.ColorAttachment0,
TextureTarget.Texture2D, profileTexture, 0);
if (GL.CheckFramebufferStatus(FramebufferTarget.Framebuffer) != FramebufferErrorCode.FramebufferComplete)
{
throw new Exception(GL.CheckFramebufferStatus(FramebufferTarget.Framebuffer).ToString());
}
GL.Disable (EnableCap.CullFace);
GameLib.EffectShader RedFillShader = new GameLib.EffectShader ("Opuz2015.shaders.red");
RedFillShader.ProjectionMatrix = Matrix4.CreateOrthographicOffCenter
(0, Image.Width, 0, Image.Height, 0, 1);
RedFillShader.ModelViewMatrix = Matrix4.Identity;
RedFillShader.ModelMatrix = Matrix4.Identity;
RedFillShader.Enable ();
GL.BindFramebuffer(FramebufferTarget.Framebuffer, fbo);
float[] cc = new float[4];
int[] viewport = new int[4];
GL.GetInteger (GetPName.Viewport, viewport);
GL.Viewport (0, 0, Image.Width, Image.Height);
GL.GetFloat (GetPName.ColorClearValue, cc);
GL.ClearColor (0, 0, 0, 0);
GL.Clear (ClearBufferMask.ColorBufferBit);
GL.BindVertexArray(vaoHandle);
GL.LineWidth(3);
GL.DrawElements (PrimitiveType.LineLoop, indProfile.Length,
DrawElementsType.UnsignedInt, indProfile);
GL.BindVertexArray (0);
GL.BindFramebuffer(FramebufferTarget.Framebuffer, 0);
GL.Enable (EnableCap.CullFace);
GL.UseProgram (0);
GL.ClearColor (cc[0],cc[1],cc[2],cc[3]);
GL.Viewport (viewport [0], viewport [1], viewport [2], viewport [3]);
GL.DeleteFramebuffer(fbo);
RedFillShader.Dispose ();
}