private void CreateIndexBuffer(Veldrid.GraphicsDevice graphicsDevice)
{
ushort[] quadIndices = { 0, 1, 2, 3 };
_indexBuffer = graphicsDevice.ResourceFactory.CreateBuffer(new Veldrid.BufferDescription(
(uint)(quadIndices.Length * sizeof(ushort)),
Veldrid.BufferUsage.IndexBuffer
));
graphicsDevice.UpdateBuffer(_indexBuffer, 0, quadIndices);
}
private void CreateVertexBuffer(Veldrid.GraphicsDevice graphicsDevice)
{
ImageVertex[] quadVertices =
{
new ImageVertex(new Vector2(-1f, 1f), new Vector2(0,0)),
new ImageVertex(new Vector2(1f, 1f), new Vector2(1,0)),
new ImageVertex(new Vector2(-1f, -1f), new Vector2(0,1)),
new ImageVertex(new Vector2(1f, -1f), new Vector2(1,1))
};
_vertexBuffer = graphicsDevice.ResourceFactory.CreateBuffer(new Veldrid.BufferDescription(
(uint)(quadVertices.Length * Marshal.SizeOf(new ImageVertex())),
Veldrid.BufferUsage.VertexBuffer
));
graphicsDevice.UpdateBuffer(_vertexBuffer, 0, quadVertices);
}