public override void LoadContent()
{
// Load effect first
CustomEffect = GameUtilities.Content.Load <Effect>("Effects/MultiplePointLight");
Texture2D texture = GameUtilities.Content.Load <Texture2D>(_albedo[0]);
Texture2D alternateTexture = GameUtilities.Content.Load <Texture2D>(_albedo[1]);
Texture2D normal = GameUtilities.Content.Load <Texture2D>(_normal);
Texture2D specular = GameUtilities.Content.Load <Texture2D>(_specular);
if (texture == null || normal == null || specular == null)
{
throw new NullReferenceException();
}
Material = new MultiplePointLightMaterial()
{
Texture = texture,
AlternateTexture = alternateTexture,
Normal = normal,
Specular = specular
};
base.LoadContent();
}
public override void Update()
{
var dt = (float)GameUtilities.Time.ElapsedGameTime.TotalSeconds;
MultiplePointLightMaterial material = ((MultiplePointLightMaterial)Material);
for (int i = 0; i < material.Position.Length; i++)
{
float[] radius = material.Attenuation;
Color[] color = material.LightColor;
float[] speed = { 100f, 100f, 100f };
DebugEngine.AddBoundingSphere(new BoundingSphere(material.Position[i], radius[i]), color[i]);
if (InputEngine.IsKeyHeld(Keys.Up))
{
material.Position[i] += new Vector3(0, 0, -speed[i] * dt);
}
if (InputEngine.IsKeyHeld(Keys.Down))
{
material.Position[i] += new Vector3(0, 0, speed[i] * dt);
}
if (InputEngine.IsKeyHeld(Keys.Left))
{
material.Position[i] += new Vector3(-speed[i] * dt, 0, 0);
}
if (InputEngine.IsKeyHeld(Keys.Right))
{
material.Position[i] += new Vector3(speed[i] * dt, 0, 0);
}
if (InputEngine.IsKeyHeld(Keys.PageUp))
{
material.Position[i] += new Vector3(0, speed[i] * dt, 0);
}
if (InputEngine.IsKeyHeld(Keys.PageDown))
{
material.Position[i] += new Vector3(0, -speed[i] * dt, 0);
}
if (material.IsAlternateTexture)
{
if (InputEngine.IsKeyHeld(Keys.L))
{
material.Rotation += 0.1f * dt;
}
if (InputEngine.IsKeyHeld(Keys.J))
{
material.Rotation -= 0.1f * dt;
}
}
if (InputEngine.IsKeyHeld(Keys.Add))
{
material.Attenuation[i] += (speed[i] * 2) * dt;
}
if (InputEngine.IsKeyHeld(Keys.Subtract))
{
material.Attenuation[i] -= (speed[i] * 2) * dt;
}
if (InputEngine.IsKeyPressed(Keys.Space))
{
material.IsAlternateTexture =
!material.IsAlternateTexture;
}
if (InputEngine.IsKeyPressed(Keys.C))
{
material.LightColor = new[] { Color.White, Color.White, Color.White }
}
;
}
base.Update();
}
}
