public IndexBuffer GetIndexBuffer()
{
if (this.indexBuffer == null)
{
ZeroIndexBuffer buffer = ZeroIndexBuffer.Create(DrawMode.TriangleFan, 0, 4);
this.indexBuffer = buffer;
}
return(indexBuffer);
}
public IndexBuffer GetIndexBuffer()
{
if (this.indexBuffer == null)
{
this.indexBuffer = ZeroIndexBuffer.Create(DrawMode.Triangles, 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 IndexBuffer GetIndexBuffer()
{
if (this.indexBuffer == null)
{
this.indexBuffer = ZeroIndexBuffer.Create(DrawMode.Triangles, 0, this.vTextureSlices.Length);
}
return(this.indexBuffer);
}
public IndexBuffer GetIndexBuffer()
{
if (indexBuffer == null)
{
indexBuffer = ZeroIndexBuffer.Create(DrawMode.TriangleFan, 0, vertsData.Length);
}
return(indexBuffer);
}
public IndexBuffer GetIndexBuffer()
{
if (this.indexBuffer == null)
{
ZeroIndexBuffer buffer = ZeroIndexBuffer.Create(DrawMode.Points, 0, particleCount);
this.indexBuffer = buffer;
}
return(indexBuffer);
}
/// <summary>
///
/// </summary>
/// <returns></returns>
public IndexBuffer GetIndexBuffer()
{
if (this.indexBuffer == null)
{
ZeroIndexBuffer buffer = ZeroIndexBuffer.Create(DrawMode.Lines, 0, this.markerCount * 2);
this.indexBuffer = buffer;
}
return(this.indexBuffer);
}
public IndexBuffer GetIndexBuffer()
{
if (this.indexBuffer == null)
{
int primCount = 100;// render 100 instances.
this.indexBuffer = ZeroIndexBuffer.Create(DrawMode.Triangles, 0, 6, primCount);
}
return(this.indexBuffer);
}
/// <summary>
///
/// </summary>
/// <returns></returns>
public IndexBuffer GetIndexBuffer()
{
if (this.indexBuffer == null)
{
ZeroIndexBuffer buffer = ZeroIndexBuffer.Create(this.Mode, this.FirstVertex, this.VertexCount, this.PrimCount);
this.indexBuffer = buffer;
}
return(this.indexBuffer);
}
/// <summary>
///
/// </summary>
/// <returns></returns>
public IndexBuffer GetIndexBuffer()
{
if (this.indexBuffer == null)
{
ZeroIndexBuffer buffer = ZeroIndexBuffer.Create(DrawMode.QuadStrip, 0, (this.quadCount + 1) * 2);
this.indexBuffer = buffer;
}
return(this.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);
}
public IndexBuffer GetIndexBuffer()
{
if (this.indexBuffer == null)
{
int vertexCount = 4;
ZeroIndexBuffer buffer = ZeroIndexBuffer.Create(DrawMode.TriangleStrip, 0, vertexCount);
this.indexBuffer = buffer;
}
return(this.indexBuffer);
}
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>
/// <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.LineLoop, zeroIndexBuffer.FirstVertex, zeroIndexBuffer.RenderingVertexCount, zeroIndexBuffer.InstanceCount);
picker.Node.Render4InnerPicking(arg, indexBuffer);
uint id = ColorCodedPicking.ReadStageVertexId(arg.X, arg.Y);
indexBuffer.Dispose();
if (id == zeroIndexBuffer.FirstVertex)
{
return(new uint[] { (uint)(zeroIndexBuffer.FirstVertex + zeroIndexBuffer.RenderingVertexCount - 1), id, });
}
else
{
return(new uint[] { id - 1, id, });
}
}
/// <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.LineLoop, zeroIndexBuffer.FirstVertex, zeroIndexBuffer.RenderingVertexCount, zeroIndexBuffer.PrimCount);
modernRenderer.Render4InnerPicking(arg, indexBuffer);
uint id = ColorCodedPicking.ReadStageVertexId(x, y);
indexBuffer.Dispose();
if (id == zeroIndexBuffer.FirstVertex)
{
return(new uint[] { (uint)(zeroIndexBuffer.FirstVertex + zeroIndexBuffer.RenderingVertexCount - 1), id, });
}
else
{
return(new uint[] { id - 1, id, });
}
}