public void AddVertices <T>(BatchInfo material, VertexMode vertexMode, T[] vertexBuffer, int vertexCount) where T : struct, IVertexData
{
if (vertexCount == 0)
{
return;
}
if (vertexBuffer == null || vertexBuffer.Length == 0)
{
return;
}
if (vertexCount > vertexBuffer.Length)
{
vertexCount = vertexBuffer.Length;
}
if (material == null)
{
material = Material.Checkerboard.Res.InfoDirect;
}
if (this.pickingIndex != 0)
{
ColorRgba clr = new ColorRgba((this.pickingIndex << 8) | 0xFF);
for (int i = 0; i < vertexCount; ++i)
{
vertexBuffer[i].Color = clr;
}
material = new BatchInfo(material);
material.Technique = DrawTechnique.Picking;
if (material.Textures == null)
{
material.MainTexture = Texture.White;
}
}
else if (material.Technique == null || !material.Technique.IsAvailable)
{
material = new BatchInfo(material);
material.Technique = DrawTechnique.Solid;
}
else if (material.Technique.Res.NeedsPreprocess)
{
material = new BatchInfo(material);
material.Technique.Res.PreprocessBatch <T>(this, material, ref vertexMode, ref vertexBuffer, ref vertexCount);
if (vertexCount == 0)
{
return;
}
if (vertexBuffer == null || vertexBuffer.Length == 0)
{
return;
}
if (vertexCount > vertexBuffer.Length)
{
vertexCount = vertexBuffer.Length;
}
if (material.Technique == null || !material.Technique.IsAvailable)
{
material.Technique = DrawTechnique.Solid;
}
}
// When rendering without depth writing, use z sorting everywhere - there's no real depth buffering!
bool zSort = !this.DepthWrite || material.Technique.Res.NeedsZSort;
List <IDrawBatch> buffer = zSort ? this.drawBufferZSort : this.drawBuffer;
float zSortIndex = zSort ? DrawBatch <T> .CalcZSortIndex(vertexBuffer, vertexCount) : 0.0f;
if (buffer.Count > 0 && buffer[buffer.Count - 1].CanAppendJIT <T>(
zSort ? 1.0f / this.zSortAccuracy : 0.0f,
zSortIndex,
material,
vertexMode))
{
buffer[buffer.Count - 1].AppendJIT(vertexBuffer, vertexCount);
}
else
{
buffer.Add(new DrawBatch <T>(material, vertexMode, vertexBuffer, vertexCount, zSortIndex));
}
++this.numRawBatches;
}
