public void DrawTriangle(vec3[] points, Color color)
{
float[] data = GetData(points, color);
ushort[] indices = { 0, 1, 2, 0 };
buffer.Buffer(data, indices);
}
private void Buffer(vec3[] points, Color color, uint mode, ushort[] indices = null)
{
VerifyMode(mode);
var data = GetData(points, color);
// If the index array is null, it's assumed that indexes can be added sequentially.
if (indices == null)
{
indices = new ushort[points.Length];
for (int i = 0; i < indices.Length; i++)
{
indices[i] = (ushort)i;
}
}
buffer.Buffer(data, indices);
}
public override unsafe void Add(T item)
{
var mesh = item.Mesh;
Add(mesh, item);
// Each mesh only needs to be buffered to GPU memory once (the first time it's used).
if (mesh.Handle != null)
{
return;
}
var data = GetData(mesh);
var indices = mesh.Indices;
var handle = new MeshHandle(indices.Length, (int)buffer.IndexSize, buffer.BaseVertex);
buffer.Buffer(data, indices);
mesh.Handle = handle;
}