/// <summary>
///
/// </summary>
/// <returns></returns>
public ZeroIndexBuffer GetIndexBuffer()
{
if (this.buffer == null)
{
this.buffer = ZeroIndexBuffer.Create(this.Mode, this.FirstVertex, this.VertexCount, this.PrimCount);
}
return(this.buffer);
}
public IndexBuffer GetIndexBuffer()
{
if (this.indexBuffer == null)
{
this.indexBuffer = ZeroIndexBuffer.Create(DrawMode.TriangleStrip, 0, positions.Length);
}
return(this.indexBuffer);
}
public IndexBuffer GetIndexBuffer()
{
if (this.indexBuffer == null)
{
this.indexBuffer = ZeroIndexBuffer.Create(DrawMode.Quads, 0, 4);
}
return(this.indexBuffer);
}
public CSharpGL.IndexBuffer GetIndexBuffer()
{
if (this.indexBuffer == null)
{
int vertexCount = this.pointCount;
ZeroIndexBuffer buffer = ZeroIndexBuffer.Create(DrawMode.Points, 0, vertexCount);
this.indexBuffer = buffer;
}
return(this.indexBuffer);
}
/// <summary>
///
/// </summary>
/// <returns></returns>
public CSharpGL.IndexBuffer GetIndexBuffer()
{
if ((indexBuffer == null))
{
int vertexCount = this.pointPositions.Length;
ZeroIndexBuffer buffer = ZeroIndexBuffer.Create(DrawMode.Points, 0, vertexCount);
this.indexBuffer = buffer;
}
return(indexBuffer);
}
public IndexBuffer GetIndexBuffer()
{
if (this.indexBuffer == null)
{
int uCount = GetUCount(interval);
ZeroIndexBuffer buffer = ZeroIndexBuffer.Create(DrawMode.Points, 0, uCount);
this.indexBuffer = buffer;
}
return(this.indexBuffer);
}
/// <summary>
///
/// </summary>
/// <returns></returns>
public IndexBuffer GetIndexBuffer()
{
if (this.indexBuffer == null)
{
int vertexCount = maxCharCount * 4;
ZeroIndexBuffer buffer = ZeroIndexBuffer.Create(DrawMode.Quads, 0, vertexCount);
this.indexBuffer = buffer;
}
return(this.indexBuffer);
}
/// <summary>
///
/// </summary>
/// <returns></returns>
public IndexBuffer GetIndexBuffer()
{
if (this.indexBuffer == null)
{
int vertexCount = positions.Length;
ZeroIndexBuffer buffer = ZeroIndexBuffer.Create(DrawMode.Lines, 0, vertexCount);
this.indexBuffer = buffer;
}
return(this.indexBuffer);
}
/// <summary>
///
/// </summary>
/// <returns></returns>
public IndexBuffer GetIndexBuffer()
{
if (indexBuffer == null)
{
ZeroIndexBuffer buffer = ZeroIndexBuffer.Create(DrawMode.LineStrip, 0, BigDipperModel.positions.Length);
this.indexBuffer = buffer;
}
return(indexBuffer);
}
/// <summary>
///
/// </summary>
/// <returns></returns>
public IndexBuffer GetIndexBuffer()
{
if (this.indexBuffer == null)
{
int vertexCount = this.model.positions.Length;
ZeroIndexBuffer buffer = ZeroIndexBuffer.Create(this.model.GetDrawModel(), 0, vertexCount);
this.indexBuffer = buffer;
}
return(this.indexBuffer);
}
/// <summary>
///
/// </summary>
/// <returns></returns>
public IndexBuffer GetIndexBuffer()
{
if (this.indexBuffer == null)
{
int primCount = 1;
int frameCount = 2;
this.indexBuffer = ZeroIndexBuffer.Create(DrawMode.Quads, 0, positions.Length, primCount, frameCount);
}
return(this.indexBuffer);
}
/// <summary>
///
/// </summary>
/// <returns></returns>
public IndexBuffer GetIndexBuffer()
{
if (this.indexBuffer == null)
{
int vertexCount = this.model.Positions.Length;
ZeroIndexBuffer buffer = ZeroIndexBuffer.Create(DrawMode.LineStrip, 0, vertexCount);
this.indexBuffer = buffer;
}
return this.indexBuffer;
}
/// <summary>
///
/// </summary>
/// <returns></returns>
public IndexBuffer GetIndexBuffer()
{
if (this.indexBuffer == null)
{
int primCount = 1;
int frameCount = 1;
var indexBuffer = ZeroIndexBuffer.Create(DrawMode.Quads, 0, this.Capacity * 4, primCount, frameCount);
// note: use ZeroIndexBuffer.Draw(ControlMode.Random) to enable this property.
indexBuffer.RenderingVertexCount = 0;
this.indexBuffer = indexBuffer;
}
return(this.indexBuffer);
}
/// <summary>
///
/// </summary>
/// <param name="arg"></param>
/// <param name="lastVertexId"></param>
/// <param name="picker"></param>
/// <returns></returns>
internal override uint Search(PickingEventArgs arg,
uint lastVertexId, ZeroIndexPicker picker)
{
var zeroIndexBuffer = picker.Node.PickingRenderUnit.VertexArrayObject.IndexBuffer as ZeroIndexBuffer;
// when the temp index buffer could be long, it's no longer needed.
// what a great OpenGL API design!
ZeroIndexBuffer indexBuffer = ZeroIndexBuffer.Create(DrawMode.Points, zeroIndexBuffer.FirstVertex, zeroIndexBuffer.RenderingVertexCount, zeroIndexBuffer.InstanceCount);
picker.Node.Render4InnerPicking(arg, indexBuffer);
uint id = ColorCodedPicking.ReadStageVertexId(arg.X, arg.Y);
indexBuffer.Dispose();
if (zeroIndexBuffer.FirstVertex <= id &&
id < zeroIndexBuffer.FirstVertex + zeroIndexBuffer.RenderingVertexCount)
{
return(id);
}
else
{
throw new Exception("This should not happen!");
}
}
/// <summary>
///
/// </summary>
/// <param name="arg"></param>
/// <param name="x">mouse position(Left Down is (0, 0)).</param>
/// <param name="y">mouse position(Left Down is (0, 0)).</param>
/// <param name="lastVertexId"></param>
/// <param name="modernRenderer"></param>
/// <returns></returns>
internal override uint Search(RenderEventArgs arg,
int x, int y,
uint lastVertexId, ZeroIndexRenderer modernRenderer)
{
ZeroIndexBuffer zeroIndexBuffer = modernRenderer.IndexBuffer;
// when the temp index buffer could be long, it's no longer needed.
// what a great OpenGL API design!
ZeroIndexBuffer indexBuffer = ZeroIndexBuffer.Create(DrawMode.Points, zeroIndexBuffer.FirstVertex, zeroIndexBuffer.RenderingVertexCount, zeroIndexBuffer.PrimCount);
modernRenderer.Render4InnerPicking(arg, indexBuffer);
uint id = ColorCodedPicking.ReadStageVertexId(x, y);
indexBuffer.Dispose();
if (zeroIndexBuffer.FirstVertex <= id &&
id < zeroIndexBuffer.FirstVertex + zeroIndexBuffer.RenderingVertexCount)
{
return(id);
}
else
{
throw new Exception("This should not happen!");
}
}