/// <summary>
/// Modifies the specified model to align to this animation at the specified frame and then renders it.
/// </summary>
/// <param name="renderContext">
/// The current render context.
/// </param>
/// <param name="transform">
/// The world transformation to apply.
/// </param>
/// <param name="model">
/// The model to update.
/// </param>
/// <param name="frame">
/// The frame to draw at.
/// </param>
public void Render(IRenderContext renderContext, Matrix transform, Model model, double frame)
{
var calculatedSeconds = (float)(frame / this.TicksPerSecond);
this.Render(renderContext, transform, model, calculatedSeconds, 1);
}
/// <summary>
/// Modifies the specified model to align to this animation at the specified frame and then renders it.
/// </summary>
/// <param name="renderContext">
/// The current render context.
/// </param>
/// <param name="transform">
/// The world transformation to apply.
/// </param>
/// <param name="model">
/// The model to update.
/// </param>
/// <param name="totalSeconds">
/// The time elapsed.
/// </param>
/// <param name="multiply">
/// The multiplication factor to apply to the animation speed.
/// </param>
public void Render(
IRenderContext renderContext,
Matrix transform,
Model model,
float totalSeconds,
float multiply)
{
this.Apply(model, totalSeconds, multiply);
// Render the model.
model.Render(renderContext, transform);
}
/// <summary>
/// Applies the animation at a specified time to the model.
/// </summary>
/// <param name="model">
/// The model to apply the animation to.
/// </param>
/// <param name="frame">
/// The frame to draw at.
/// </param>
public void Apply(Model model, double frame)
{
var calculatedSeconds = (float)(frame / this.TicksPerSecond);
this.Apply(model, calculatedSeconds, 1);
}
/// <summary>
/// Modifies the specified model to align to this animation at the specified frame and then renders it.
/// </summary>
/// <param name="renderContext">
/// The current render context.
/// </param>
/// <param name="transform">
/// The world transformation to apply.
/// </param>
/// <param name="model">
/// The model to update.
/// </param>
/// <param name="secondFraction">
/// The time elapsed.
/// </param>
/// <param name="multiply">
/// The multiplication factor to apply to the animation speed.
/// </param>
public void Render(
IRenderContext renderContext,
Matrix transform,
Model model,
TimeSpan secondFraction,
float multiply)
{
this.Render(renderContext, transform, model, (float)(secondFraction.TotalSeconds % (this.DurationInTicks / this.TicksPerSecond)), multiply);
}
/// <summary>
/// Applies the animation at a specified time to the model.
/// </summary>
/// <param name="model">
/// The model to apply the animation to.
/// </param>
/// <param name="totalSeconds">
/// The time elapsed.
/// </param>
/// <param name="multiply">
/// The multiplication factor to apply to the animation speed.
/// </param>
public void Apply(Model model, float totalSeconds, float multiply)
{
totalSeconds = (float)(totalSeconds * this.TicksPerSecond * multiply);
foreach (var bone in model.Bones.Keys)
{
var boneObj = model.Bones[bone];
if (this.m_TranslationKeys.ContainsKey(bone))
{
double translationKeyPrevious, translationKeyNext;
this.FindSurroundingTickValues(
this.m_TranslationKeys[bone],
totalSeconds,
out translationKeyPrevious,
out translationKeyNext);
if (Math.Abs(translationKeyPrevious - (-1)) < 0.0001f || Math.Abs(translationKeyNext - (-1)) < 0.0001f)
{
if (Math.Abs(translationKeyPrevious - (-1)) >= 0.0001f)
{
boneObj.CurrentTranslation = this.m_TranslationForBones[bone][translationKeyPrevious];
}
else if (Math.Abs(translationKeyNext - (-1)) >= 0.0001f)
{
boneObj.CurrentTranslation = this.m_TranslationForBones[bone][translationKeyNext];
}
}
else
{
var previousTranslation = this.m_TranslationForBones[bone][translationKeyPrevious];
var nextTranslation = this.m_TranslationForBones[bone][translationKeyNext];
var actualTranslation = previousTranslation;
if (Math.Abs(translationKeyPrevious - translationKeyNext) > 0.0001f)
{
var amount =
(float)
-((translationKeyPrevious - totalSeconds) / (translationKeyNext - translationKeyPrevious));
actualTranslation = Vector3.Lerp(previousTranslation, nextTranslation, amount);
}
boneObj.CurrentTranslation = actualTranslation;
}
}
if (this.m_RotationKeys.ContainsKey(bone))
{
double rotationKeyPrevious, rotationKeyNext;
this.FindSurroundingTickValues(
this.m_RotationKeys[bone],
totalSeconds,
out rotationKeyPrevious,
out rotationKeyNext);
if (Math.Abs(rotationKeyPrevious - (-1)) < 0.0001f || Math.Abs(rotationKeyNext - (-1)) < 0.0001f)
{
if (Math.Abs(rotationKeyPrevious - (-1)) >= 0.0001f)
{
boneObj.CurrentRotation = this.m_RotationForBones[bone][rotationKeyPrevious];
}
else if (Math.Abs(rotationKeyNext - (-1)) >= 0.0001f)
{
boneObj.CurrentRotation = this.m_RotationForBones[bone][rotationKeyNext];
}
}
else
{
var previousRotation = this.m_RotationForBones[bone][rotationKeyPrevious];
var nextRotation = this.m_RotationForBones[bone][rotationKeyNext];
var actualRotation = previousRotation;
if (Math.Abs(rotationKeyPrevious - rotationKeyNext) > 0.0001f)
{
actualRotation = Quaternion.Lerp(
previousRotation,
nextRotation,
(float)-((rotationKeyPrevious - totalSeconds) / (rotationKeyNext - rotationKeyPrevious)));
}
boneObj.CurrentRotation = actualRotation;
}
}
if (this.m_ScaleKeys.ContainsKey(bone))
{
double scaleKeyPrevious, scaleKeyNext;
this.FindSurroundingTickValues(this.m_ScaleKeys[bone], totalSeconds, out scaleKeyPrevious, out scaleKeyNext);
if (Math.Abs(scaleKeyPrevious - (-1)) < 0.0001f || Math.Abs(scaleKeyNext - (-1)) < 0.0001f)
{
if (Math.Abs(scaleKeyPrevious - (-1)) >= 0.0001f)
{
boneObj.CurrentScale = this.m_ScaleForBones[bone][scaleKeyPrevious];
}
else if (Math.Abs(scaleKeyNext - (-1)) >= 0.0001f)
{
boneObj.CurrentScale = this.m_ScaleForBones[bone][scaleKeyNext];
}
}
else
{
var previousScale = this.m_ScaleForBones[bone][scaleKeyPrevious];
var nextScale = this.m_ScaleForBones[bone][scaleKeyNext];
var actualScale = previousScale;
if (Math.Abs(scaleKeyPrevious - scaleKeyNext) > 0.0001f)
{
actualScale = Vector3.Lerp(
previousScale,
nextScale,
(float)-((scaleKeyPrevious - totalSeconds) / (scaleKeyNext - scaleKeyPrevious)));
}
boneObj.CurrentScale = actualScale;
}
}
}
}
