public PlanetShaderKey(PlanetSurfaceStyle style, bool hasAtmosphere, int eclipseShadowCount)
{
this.style = style;
this.flags = hasAtmosphere ? ShaderFlags.Atmosphere : ShaderFlags.None;
this.eclipseShadowCount = eclipseShadowCount;
this.overlayTextureCount = 0;
this.lightCount = 1;
this.textures = SurfaceProperty.Diffuse;
}
/// <summary>
/// Get the planet shader for the specified surface style and defaults for other
/// properties (no atmosphere, no shadows.)
/// </summary>
/// <param name="device">Direct3D device</param>
/// <param name="style">Planet surface style</param>
/// <returns>A Direct3D shader to produce the requested effect.</returns>
public static PlanetShader11 GetPlanetShader(Device device, PlanetSurfaceStyle style, int eclipseShadowCount)
{
return GetPlanetShader(device, new PlanetShaderKey(style, false, eclipseShadowCount));
}