public CSharpGL.VertexAttributeBufferPtr GetVertexAttributeBufferPtr(string bufferName, string varNameInShader)
{
if ((bufferName == position))
{
if ((positionBufferPtr == null))
{
using (var buffer = new VertexAttributeBuffer <vec3>(varNameInShader, VertexAttributeConfig.Vec3, BufferUsage.StaticDraw))
{// begin of using
buffer.Create(this.pointCount);
unsafe
{
var random = new Random();
var array = (vec3 *)buffer.Header.ToPointer();
for (int i = 0; i < this.pointCount; i++)
{
array[i] = (new vec3((float)random.NextDouble(), (float)random.NextDouble(), (float)random.NextDouble()) - new vec3(0.5f, 0.5f, 0.5f)) * this.Lengths;
}
}
positionBufferPtr = buffer.GetBufferPtr();
}// end of using
}
return(positionBufferPtr);
}
throw new System.ArgumentException("bufferName");
}
/// <summary>
///
/// </summary>
/// <param name="bufferName"></param>
/// <param name="varNameInShader"></param>
/// <returns></returns>
public CSharpGL.VertexAttributeBufferPtr GetVertexAttributeBufferPtr(string bufferName, string varNameInShader)
{
if ((bufferName == strposition))
{
if ((positionBufferPtr == null))
{
using (var buffer = new VertexAttributeBuffer <vec3>(varNameInShader, VertexAttributeConfig.Vec3, BufferUsage.StaticDraw))
{// begin of using
buffer.Create(this.pointPositions.Length);
unsafe
{
var array = (vec3 *)buffer.Header.ToPointer();
for (int i = 0; i < this.pointPositions.Length; i++)
{
array[i] = this.pointPositions[i];
}
}
positionBufferPtr = buffer.GetBufferPtr();
}// end of using
}
return(positionBufferPtr);
}
throw new System.ArgumentException("bufferName");
}
