public BoundingBoxRenderableComponent(IVeldridShaderSpecification shader, DeviceBufferesUpdater deviceBufferes, BoundingBox box)
: base(shader, deviceBufferes)
{
EntityTag = new ElementTag("BoundingBox");
Box = box;
geometry = new Geometry3D();
var corners = box.GetCorners();
var points = new List <Vector3>()
{
corners.NearBottomLeft,
corners.NearBottomRight,
corners.NearTopLeft,
corners.NearTopRight,
corners.FarBottomLeft,
corners.FarBottomRight,
corners.FarTopLeft,
corners.FarTopRight
};
geometry.Positions = points;
var index = 0;
geometry.Indices = new List <int>(geometry.Positions.Select(x => index++));
var lb = new Std.Engine.Helpers.LineBuilder();
geometry = lb.Build(points);
}
public static void Build(IContextState context, Vector3[] points)
{
IShaderInfo[] lineShaders =
{
new D3DShaderInfo(
Path.Combine(AppContext.BaseDirectory, "Shaders", "Line"),
$"line-{ShaderStages.Vertex}",
ShaderStages.Vertex.ToString(),
"VShaderLines"),
//new ShaderInfo{ Path= $"{Path.Combine(AppContext.BaseDirectory, "Shaders", "Line", "line")}-{ShaderStages.Geometry}.hlsl",
// Stage = ShaderStages.Geometry.ToString(), EntryPoint = "GShaderLines"},
new D3DShaderInfo(
Path.Combine(AppContext.BaseDirectory, "Shaders", "Line"),
$"line-{ShaderStages.Fragment}",
ShaderStages.Fragment.ToString(),
"PShaderLinesFade")
};
var mb = new Std.Engine.Helpers.MeshBulder();
//var box = mb.BuildBox(Vector3.Zero, 1, 1, 1);
var lb = new Std.Engine.Helpers.LineBuilder();
//var box = lb.Build(mb.BuildBox(Vector3.Zero, -20, 20, 20).Positions);// points.ToList().GetRange(0,20));
var dd = points.ToList().GetRange(0, 5).ToList();
var box = lb.Build(points);
var shader = new LineShaderSpecification(new[] { new ShaderTechniquePass(lineShaders) });
//
var line = context.GetEntityManager()
.CreateEntity(new ElementTag("LineEntity"))
.AddComponent(new LineGeometryRenderComponent(
shader,
new LineDeviceBufferesUpdater(shader),
box
// new Std.Engine.Helpers.LineBuilder().Build(box.Positions.GetRange(0,3))
));
context.EntityOrder.RegisterOrder <VeldridRenderSystem>(line.Tag);
}
