Ejemplo n.º 1
0
 public void Unlock()
 {
     if (d3dLock)
     {
         d3dIndexBuffer.Unlock();
         d3dLock = false;
     }
 }
Ejemplo n.º 2
0
        /// <summary>
        /// Reloads the IndexBuffer for the vertices of the TerrainPage.
        /// </summary>
        public void RefreshIndexBuffer_Vertices()
        {
            if (_page != null)
            {
                GraphicsStream stream;
                short[]        indices   = new short[_page.TerrainPatch.NumVertices * 6];
                short          vertCount = 0;

                for (int i = 0; i < indices.Length; i += 6, vertCount += 4)
                {
                    indices[i]     = vertCount;
                    indices[i + 1] = (short)(vertCount + 1);
                    indices[i + 2] = (short)(vertCount + 2);
                    indices[i + 3] = (short)(vertCount + 2);
                    indices[i + 4] = (short)(vertCount + 3);
                    indices[i + 5] = vertCount;
                }

                if (_ibVerts != null)
                {
                    _ibVerts.Dispose();
                    _ibVerts = null;
                }

                _ibVerts = new D3D.IndexBuffer(typeof(short), indices.Length,
                                               _viewport.Device, D3D.Usage.WriteOnly, D3D.Pool.Managed);

                stream = _ibVerts.Lock(0, 0, D3D.LockFlags.None);
                stream.Write(indices);
                _ibVerts.Unlock();

                _ibVertSize = indices.Length;
            }
            else if (_ibVerts != null)
            {
                if (!_ibVerts.Disposed)
                {
                    _ibVerts.Dispose();
                }

                _ibVerts    = null;
                _ibVertSize = 0;
            }
        }
Ejemplo n.º 3
0
        /// <summary>
        /// Reloads the IndexBuffer for the TerrainPage.
        /// </summary>
        public void RefreshIndexBuffer_Page()
        {
            if (_page != null)
            {
                GraphicsStream stream;
                short[]        indices = new short[_page.TerrainPatch.Indices.Length];

                for (int i = 0; i < indices.Length; i++)
                {
                    indices[i] = _page.TerrainPatch.Indices[i];
                }

                if (_ib != null)
                {
                    _ib.Dispose();
                    _ib = null;
                }

                _ib = new D3D.IndexBuffer(typeof(short), indices.Length,
                                          _viewport.Device, D3D.Usage.WriteOnly, D3D.Pool.Managed);

                stream = _ib.Lock(0, 0, D3D.LockFlags.None);
                stream.Write(indices);
                _ib.Unlock();

                _ibSize = indices.Length;
            }
            else if (_ib != null)
            {
                if (!_ib.Disposed)
                {
                    _ib.Dispose();
                }

                _ib     = null;
                _ibSize = 0;
            }
        }
Ejemplo n.º 4
0
 /// <summary>
 ///
 /// </summary>
 /// DOC
 public override void UnlockImpl()
 {
     // unlock the buffer
     d3dBuffer.Unlock();
 }
Ejemplo n.º 5
0
        /// <summary>
        /// Reloads the IndexBuffer for the vertices of the TerrainPage.
        /// </summary>
        public void RefreshIndexBuffer_Vertices()
        {
            if ( _page != null )
            {
                GraphicsStream stream;
                short[] indices = new short[_page.TerrainPatch.NumVertices * 6];
                short vertCount = 0;

                for ( int i = 0; i < indices.Length; i += 6, vertCount += 4 )
                {
                    indices[i] = vertCount;
                    indices[i + 1] = (short) ( vertCount + 1 );
                    indices[i + 2] = (short) ( vertCount + 2 );
                    indices[i + 3] = (short) ( vertCount + 2 );
                    indices[i + 4] = (short) ( vertCount + 3 );
                    indices[i + 5] = vertCount;
                }

                if ( _ibVerts != null )
                {
                    _ibVerts.Dispose();
                    _ibVerts = null;
                }

                _ibVerts = new D3D.IndexBuffer( typeof( short ), indices.Length,
                    _viewport.Device, D3D.Usage.WriteOnly, D3D.Pool.Managed );

                stream = _ibVerts.Lock( 0, 0, D3D.LockFlags.None );
                stream.Write( indices );
                _ibVerts.Unlock();

                _ibVertSize = indices.Length;
            }
            else if ( _ibVerts != null )
            {
                if ( !_ibVerts.Disposed )
                    _ibVerts.Dispose();

                _ibVerts = null;
                _ibVertSize = 0;
            }
        }
Ejemplo n.º 6
0
        /// <summary>
        /// Reloads the IndexBuffer for the TerrainPage.
        /// </summary>
        public void RefreshIndexBuffer_Page()
        {
            if ( _page != null )
            {
                GraphicsStream stream;
                short[] indices = new short[_page.TerrainPatch.Indices.Length];

                for ( int i = 0; i < indices.Length; i++ )
                    indices[i] = _page.TerrainPatch.Indices[i];

                if ( _ib != null )
                {
                    _ib.Dispose();
                    _ib = null;
                }

                _ib = new D3D.IndexBuffer( typeof( short ), indices.Length,
                    _viewport.Device, D3D.Usage.WriteOnly, D3D.Pool.Managed );

                stream = _ib.Lock( 0, 0, D3D.LockFlags.None );
                stream.Write( indices );
                _ib.Unlock();

                _ibSize = indices.Length;
            }
            else if ( _ib != null )
            {
                if ( !_ib.Disposed )
                    _ib.Dispose();

                _ib = null;
                _ibSize = 0;
            }
        }