protected override void Draw(GameTime gameTime)
{
GraphicsDevice.Clear(Color.DarkSlateGray);
base.Draw(gameTime);
// setup drawing context
var animTime = (float)gameTime.TotalGameTime.TotalSeconds;
var lookAt = new Vector3(0, 2, 0);
var camPos = new Vector3((float)Math.Sin(animTime * 0.5f) * 2, 2, 12);
var camera = Matrix.CreateWorld(camPos, lookAt - camPos, Vector3.UnitY);
var ctx = new ModelDrawingContext(_Graphics.GraphicsDevice);
ctx.SetCamera(camera);
// draw all the instances.
ctx.DrawSceneInstances
(
// environment lights and fog
_LightsAndFog,
// all model instances
_Avocado, _HauntedHouse, _BrainStem, _CesiumMan1, _CesiumMan2, _CesiumMan3, _CesiumMan4, _Shark
);
}
protected override void Draw(GameTime gameTime)
{
GraphicsDevice.Clear(Color.CornflowerBlue);
var camPos = Vector3.Zero;
var camX = Matrix.CreateWorld(Vector3.Zero, _ModelView1.WorldBounds.Center - camPos, Vector3.UnitY);
var dc = new ModelDrawingContext(_Graphics.GraphicsDevice);
dc.SetCamera(camX);
dc.DrawModelInstance(_LightsAndFog, _ModelView1);
base.Draw(gameTime);
}
protected override void Draw(GameTime gameTime)
{
GraphicsDevice.Clear(Color.CornflowerBlue);
var camPos = Vector3.Zero;
var mdlPos = new Vector3(0.5f, 0, 0);
var camX = Matrix.CreateWorld(Vector3.Zero, mdlPos - camPos, Vector3.UnitY);
var mdlX = Matrix.CreateRotationY(0.25f * (float)gameTime.TotalGameTime.TotalSeconds) * Matrix.CreateTranslation(mdlPos);
var dc = new ModelDrawingContext(_Graphics.GraphicsDevice);
dc.NearPlane = 0.1f; // we need to make near plane small because the object is very very close.
dc.SetCamera(camX);
dc.DrawMesh(_LightsAndFog, _MeshCollection[0], mdlX);
base.Draw(gameTime);
}
