public HardwareIndexBuffer(HardwareBufferManagerBase manager, IndexType type, int numIndices, BufferUsage usage,
bool useSystemMemory, bool useShadowBuffer)
: base(usage, useSystemMemory, useShadowBuffer)
{
this.type = type;
this.numIndices = numIndices;
this.Manager = manager;
// calc the index buffer size
sizeInBytes = numIndices;
if (type == IndexType.Size32)
{
this.indexSize = Memory.SizeOf(typeof(int));
}
else
{
this.indexSize = Memory.SizeOf(typeof(short));
}
sizeInBytes *= this.indexSize;
// create a shadow buffer if required
if (useShadowBuffer)
{
shadowBuffer = new DefaultHardwareIndexBuffer(this.Manager, type, numIndices, BufferUsage.Dynamic);
}
}
public VertexData(HardwareBufferManagerBase mgr)
: base()
{
this._mgr = mgr != null ? mgr : HardwareBufferManager.Instance;
this.vertexBufferBinding = HardwareBufferManager.Instance.CreateVertexBufferBinding();
this.vertexDeclaration = HardwareBufferManager.Instance.CreateVertexDeclaration();
DeleteDclBinding = true;
}
public VertexData(VertexDeclaration dcl, VertexBufferBinding bind)
: base()
{
// this is a fallback rather than actively used
this._mgr = HardwareBufferManager.Instance;
this.vertexDeclaration = dcl;
this.vertexBufferBinding = bind;
DeleteDclBinding = false;
}
protected internal HardwareBufferManager(HardwareBufferManagerBase baseInstance)
: base()
{
if (instance == null)
{
instance = this;
this._baseInstance = baseInstance;
}
}
public HardwareVertexBuffer(HardwareBufferManagerBase manager, VertexDeclaration vertexDeclaration, int numVertices,
BufferUsage usage, bool useSystemMemory, bool useShadowBuffer)
: base(usage, useSystemMemory, useShadowBuffer)
{
this.vertexDeclaration = vertexDeclaration;
this.numVertices = numVertices;
this.Manager = manager;
// calculate the size in bytes of this buffer
sizeInBytes = vertexDeclaration.GetVertexSize() * numVertices;
// create a shadow buffer if required
if (useShadowBuffer)
{
shadowBuffer = new DefaultHardwareVertexBuffer(this.Manager, vertexDeclaration, numVertices, BufferUsage.Dynamic);
}
this.useCount = 0;
}
public DefaultHardwareVertexBuffer(HardwareBufferManagerBase manager, VertexDeclaration vertexDeclaration,
int numVertices, BufferUsage usage)
: base(manager, vertexDeclaration, numVertices, usage, true, false) // always software, never shadowed
{
_mpData = new byte[base.sizeInBytes];
}
/// <summary>
///
/// </summary>
/// <remarks>
/// This is already in system memory, so no need to use a shadow buffer.
/// </remarks>
/// <param name="vertexSize"></param>
/// <param name="numVertices"></param>
/// <param name="usage"></param>
public SoftwareVertexBuffer(HardwareBufferManagerBase manager, VertexDeclaration vertexDeclaration, int numVertices, BufferUsage usage)
: base(manager, vertexDeclaration, numVertices, usage, true, false)
{
data = new byte[sizeInBytes];
}
public SoftwareBufferManager(HardwareBufferManagerBase baseInstance) : base(baseInstance)
{
}
/// <summary>
///
/// </summary>
/// <remarks>
/// This is already in system memory, so no need to use a shadow buffer.
/// </remarks>
/// <param name="vertexSize"></param>
/// <param name="numVertices"></param>
/// <param name="usage"></param>
public SoftwareIndexBuffer(HardwareBufferManagerBase manager, IndexType type, int numIndices, BufferUsage usage)
: base(manager, type, numIndices, usage, true, false)
{
data = new byte[sizeInBytes];
}
public DefaultHardwareIndexBuffer(HardwareBufferManagerBase manager, IndexType idxType, int numIndexes,
BufferUsage usage)
: base(manager, idxType, numIndexes, usage, true, false)
{
_mpData = new byte[sizeInBytes];
}