/// <summary>
/// This callback function will be called once at the beginning of every frame. This is the
/// best location for your application to handle updates to the scene, but is not
/// intended to contain actual rendering calls, which should instead be placed in the
/// OnFrameRender callback.
/// </summary>
public void OnFrameMove(Device device, double appTime, float elapsedTime)
{
// Update the camera's position based on user input
camera.FrameMove(elapsedTime);
// Set device transforms
device.Transform.World = camera.WorldMatrix;
device.Transform.View = camera.ViewMatrix;
}
/// <summary>
/// This callback function will be called once at the beginning of every frame. This is the
/// best location for your application to handle updates to the scene, but is not
/// intended to contain actual rendering calls, which should instead be placed in the
/// OnFrameRender callback.
/// </summary>
public void OnFrameMove(Device device, double appTime, float elapsedTime)
{
// Update the camera's position based on user input
camera.FrameMove(elapsedTime);
Matrix m = Matrix.RotationY((float)Math.PI * elapsedTime / 40.0f);
viewMatrix = m * viewMatrix;
}
/// <summary>
/// This callback function will be called once at the beginning of every frame. This is the
/// best location for your application to handle updates to the scene, but is not
/// intended to contain actual rendering calls, which should instead be placed in the
/// OnFrameRender callback.
/// </summary>
public void OnFrameMove(Device device, double appTime, float elapsedTime)
{
// Update the camera's position based on user input
camera.FrameMove(elapsedTime);
// Get the world matrix
Matrix worldMatrix = worldCenter * camera.WorldMatrix;
// Update the effect's variables
effect.SetValue(worldViewHandle, worldMatrix * camera.ViewMatrix * camera.ProjectionMatrix);
effect.SetValue(worldHandle, worldMatrix);
effect.SetValue(timeHandle, (float)appTime);
}
/// <summary>
/// This callback function will be called once at the beginning of every frame. This is the
/// best location for your application to handle updates to the scene, but is not
/// intended to contain actual rendering calls, which should instead be placed in the
/// OnFrameRender callback.
/// </summary>
public void OnFrameMove(Device device, double appTime, float elapsedTime)
{
// Update the camera's position based on user input
camera.FrameMove(elapsedTime);
// Setup vertex shader constants
Matrix worldViewProj, world, view, proj;
world = camera.WorldMatrix;
view = camera.ViewMatrix;
proj = camera.ProjectionMatrix;
worldViewProj = world * view * proj;
constantTable.SetValue(device, worldViewHandle, worldViewProj);
constantTable.SetValue(device, timeHandle, (float)appTime);
}
/// <summary>
/// This callback function will be called once at the beginning of every frame. This is the
/// best location for your application to handle updates to the scene, but is not
/// intended to contain actual rendering calls, which should instead be placed in the
/// OnFrameRender callback.
/// </summary>
public void OnFrameMove(Device device, double appTime, float elapsedTime)
{
// Update the camera's position based on user input
camera.FrameMove(elapsedTime);
if (movingSpriteEnabled)
{
movingSprite.Move(elapsedTime);
}
//This technique is called "throttling" and limits events to a
//specific framerate. This technique works well for "whole number" advancement
//such as advancing a frame of animation.
timeToAdvance -= elapsedTime;
if (timeToAdvance < 0)
{
//The Particle effect was far more efficient using an integer
//implementation, so we are using throttled rendering
if (canvasEnabled)
{
if (particleIsUsingUnsafeMethods)
{
effect.UpdateUnsafe();
}
else
{
effect.Update();
}
}
if (animatedSpriteEnabled)
{
animatedSprite.AdvanceFrame();
}
//throttling is simple, but can cause jittery animation and
//perceived slowdown under certain conditions (such as low framerate)
timeToAdvance += 1 / fps;
}
}
/// <summary>
/// This callback function will be called once at the beginning of every frame. This is the
/// best location for your application to handle updates to the scene, but is not
/// intended to contain actual rendering calls, which should instead be placed in the
/// OnFrameRender callback.
/// </summary>
public void OnFrameMove(Device device, double appTime, float elapsedTime)
{
// Update the camera's position based on user input
camera.FrameMove(elapsedTime);
}