public GroundPlane(Vector3 position, Vector2 size, Shader shader)
{
_meshes.Add(new Mesh(
PrimitiveUtils.CreateTopVertices(position, size, 0),
Enumerable.Empty <Vector2>(), // untextured flat colored plane
shader));
}
public IEnumerable <IRenderable> CreateStreetLights(IEnumerable <GroundNode> sites)
{
var lightColor = _lightColors[_random.Next(_lightColors.Count)];
_lightShader.SetUniformValue("u_color", new Vector3Uniform
{
Value = lightColor
});
_logger.Information($"Set streetlight color to: {lightColor}");
var areaBorder = new Vector2(_config.AreaBorderSize - 4);
var lightSize = new Vector2(2, 2);
foreach (var site in sites)
{
var position = new Vector3(site.StartPosition.X + areaBorder.X, 0, site.StartPosition.Y + areaBorder.Y);
var area = site.EndPosition - site.StartPosition - (areaBorder * 2);
for (int i = (int)position.X + 2 + 1; i <= position.X + area.X; i += 12)
{
var northPosition = new Vector3(i, position.Y, position.Z);
var northVertices = PrimitiveUtils.CreateTopVertices(northPosition, lightSize, 0.2f);
var northUvs = PrimitiveUtils.CreateTopUVs(1, 1);
yield return(new StreetLightStrip(northVertices, northUvs, _lightShader));
var southPosition = new Vector3(i, position.Y, position.Z + area.Y + 2);
var southVertices = PrimitiveUtils.CreateTopVertices(southPosition, lightSize, 0.2f);
var southUvs = PrimitiveUtils.CreateTopUVs(1, 1);
yield return(new StreetLightStrip(southVertices, southUvs, _lightShader));
}
for (int i = (int)position.Z + 2 + 1; i <= position.Z + area.Y; i += 12)
{
var westPosition = new Vector3(position.X, position.Y, i);
var westVertices = PrimitiveUtils.CreateTopVertices(westPosition, lightSize, 0.2f);
var westUvs = PrimitiveUtils.CreateTopUVs(1, 1);
yield return(new StreetLightStrip(westVertices, westUvs, _lightShader));
var eastPosition = new Vector3(position.X + area.X + 2, position.Y, i);
var eastVertices = PrimitiveUtils.CreateTopVertices(eastPosition, lightSize, 0.2f);
var eastUvs = PrimitiveUtils.CreateTopUVs(1, 1);
yield return(new StreetLightStrip(eastVertices, eastUvs, _lightShader));
}
}
}