public Shape()
{
MatrixGroups = new List <MatrixGroup>();
VertexDescription = new VertexDescription();
ShapeMaterial = null;
VertexData = new MeshVertexHolder();
Indices = new List <int>();
}
private void UploadBufferToGPU <T>(ShaderAttributeIds attribute, T[] data) where T : struct
{
// See if this attribute is already enabled. If it's not already enabled, we need to generate a buffer for it.
if (!VertexDescription.AttributeIsEnabled(attribute))
{
VertexDescription.EnableAttribute(attribute);
}
// Bind the buffer before updating the data.
GL.BindBuffer(BufferTarget.ArrayBuffer, VertexDescription.GetAttributeBufferId(attribute));
// Finally, update the data.
int stride = VertexDescription.GetStride(attribute);
GL.BufferData <T>(BufferTarget.ArrayBuffer, (IntPtr)(data.Length * stride), data, BufferUsageHint.StaticDraw);
}
public void Bind()
{
for (int i = 0; i < m_glBufferIndexes.Length; i++)
{
ShaderAttributeIds id = (ShaderAttributeIds)i;
if (VertexDescription.AttributeIsEnabled(id))
{
GL.BindBuffer(BufferTarget.ArrayBuffer, m_glBufferIndexes[i]);
GL.EnableVertexAttribArray(i);
GL.VertexAttribPointer(i, VertexDescription.GetAttributeSize(id), VertexDescription.GetAttributePointerType(id), false, VertexDescription.GetStride(id), 0);
}
}
// Bind the Element Array Buffer as well
GL.BindBuffer(BufferTarget.ElementArrayBuffer, m_glIndexBuffer);
}
public Shape()
{
Attributes = new List <ShapeVertexAttribute>();
VertexData = new MeshVertexHolder();
Indexes = new List <int>();
VertexDescription = new VertexDescription();
MatrixDataTable = new List <SkinDataTable>();
OverrideVertPos = new List <Vector3>();
OverrideNormals = new List <Vector3>();
m_glBufferIndexes = new int[15];
for (int i = 0; i < m_glBufferIndexes.Length; i++)
{
m_glBufferIndexes[i] = -1;
}
m_glIndexBuffer = GL.GenBuffer();
}
protected virtual void Dispose(bool manualDispose)
{
if (!m_hasBeenDisposed)
{
if (manualDispose)
{
// TODO: dispose managed state (managed objects).
}
// Set large fields to null.
VertexData = null;
VertexDescription.Dispose();
VertexDescription = null;
Indices = null;
m_hasBeenDisposed = true;
}
}
