} // UpdateTasks
#endregion
#region Render Tasks
/// <summary>
/// Tasks before the engine render.
/// Some tasks are more related to the frame rendering than the update,
/// or maybe the update frequency is too high to waste time in this kind of tasks,
/// for that reason the pre render task exists.
/// For example, is more correct to update the HUD information here because is related with the rendering.
/// </summary>
protected override void PreRenderTasks()
{
if (Keyboard.KeyPressed(Keys.T))
{
dude.ModelAnimations.LocalBoneTransforms[7] = dude.ModelAnimations.LocalBoneTransforms[7] * Matrix.CreateFromYawPitchRoll(0.3f, 0, 0);
dude.ModelAnimations.UpdateLocalBoneTransforms();
}
if (Keyboard.KeyPressed(Keys.G))
{
dude.ModelAnimations.LocalBoneTransforms[7] = dude.ModelAnimations.LocalBoneTransforms[7] * Matrix.CreateFromYawPitchRoll(-0.3f, 0, 0);
dude.ModelAnimations.UpdateLocalBoneTransforms();
}
// Rifle placement.
// The rifle matchs the 30th bone transformation.
// But before I made some matrix modifications because of a problem with the content creation tool, a problem not related with the engine.
rifle.Transform.LocalMatrix = Matrix.Identity;
rifle.Transform.Translate(new Vector3(1.2767f, 0.5312f, 0.0045f));
rifle.Transform.Rotate(new Vector3(0, 45, 90));
rifle.Transform.Translate(new Vector3(0, 1.1081f, -0.3243f));
rifle.Transform.Rotate(new Vector3(0, 45, 0));
rifle.Transform.LocalScale = new Vector3(16, 16, 16f);
rifle.Transform.LocalMatrix = rifle.Transform.LocalMatrix * dude.ModelAnimations.WorldBoneTransforms[30] * dude.Transform.WorldMatrix;
} // PreRenderTasks
} // Load
#endregion
#region Update Tasks
/// <summary>
/// Tasks executed during the update.
/// This is the place to put the application logic.
/// </summary>
protected override void UpdateTasks()
{
// Show or hide statistics graph.
if (Button.JustPressed("Show Statistics"))
{
Layer.GetLayerByNumber(26).Visible = !Layer.GetLayerByNumber(26).Visible;
}
// If the scene is executing...
if (mainSceneExecuting)
{
// Starts the video...
if (Time.ApplicationTime > 1 && !videoStarted)
{
introVideo.VideoRenderer.Play();
videoStarted = true;
}
if (videoStarted && Keyboard.KeyPressed(Keys.Escape))
{
introVideo.VideoRenderer.Stop();
}
// If the video is over...
if (introVideo.VideoRenderer.State == MediaState.Stopped && videoStarted)
{
Layer.GetLayerByNumber(25).Visible = true;
demoLegend.Transform.Position = new Vector3(20, Screen.Height - 35f, 0f);
if (finalEngineLogo.Transform.Position.X < -6)
{
finalEngineLogo.Transform.Translate(Time.SmoothFrameTime * 50, 0, 0);
xnaLogo.Transform.Translate(Time.SmoothFrameTime * 50, 0, 0);
}
else
{
xnaLogo.Transform.Position = new Vector3(-6, 6, 0);
finalEngineLogo.Transform.Position = new Vector3(-6, 6, 0);
}
if (examplesLogo.Transform.Position.X > 1.3f)
{
examplesLogo.Transform.Translate(-Time.SmoothFrameTime * 70, 0, 0);
}
else
{
examplesLogo.Transform.Position = new Vector3(1.3f, 5.7f, 0);
}
if (selectOneScene.Transform.Position.Y < -5)
{
selectOneScene.Transform.Translate(0, Time.SmoothFrameTime * 65, 0);
}
else
{
selectOneScene.Transform.Position = new Vector3(6, -5, 0);
}
// Handle input...
if (Button.JustPressed("Next Scene"))
{
currentScene++;
}
if (Button.JustPressed("Previous Scene"))
{
currentScene--;
}
if (currentScene >= exampleImage.Length)
{
currentScene = 0;
}
if (currentScene < 0)
{
currentScene = exampleImage.Length - 1;
}
if (Button.JustPressed("Load Scene"))
{
loading.ModelRenderer.Enabled = true;
mainSceneExecuting = false;
}
}
// Set as visible only the current scene.
for (int i = 0; i < exampleImage.Length; i++)
{
if (i == currentScene)
{
exampleImage[i].Active = true;
exampleTitle[i].Active = true;
exampleText[i].Active = true;
// Center the scenes information.
int offsetx = (Screen.Width - 1100) / 2;
int offsety = (Screen.Height - 400) / 2;
exampleImage[i].Transform.Position = new Vector3(offsetx, offsety + 50, 0);
exampleTitle[i].Transform.Position = new Vector3(425 + offsetx, offsety, 0);
exampleText[i].Transform.Position = new Vector3(425 + offsetx, offsety + 50, 0);
}
else
{
exampleImage[i].Active = false;
exampleTitle[i].Active = false;
exampleText[i].Active = false;
}
}
}
else
{
Layer.GetLayerByNumber(25).Visible = false;
if (loadedScene == null)
{
loading.ModelRenderer.Enabled = false;
switch (currentScene)
{
case 0:
loadedScene = new WarehouseScene();
break;
case 1:
loadedScene = new PhysicsTestScene();
break;
case 2:
loadedScene = new AnimationScene();
break;
case 3:
loadedScene = new HelloWorldScene();
break;
}
}
if (Button.JustPressed("Back To Menu"))
{
loadedScene.Dispose();
loadedScene = null;
mainSceneExecuting = true;
}
}
} // UpdateTasks
