public AnimationInstance(ModelInstance modelInstance, W3DAnimation animation,
AnimationMode mode, AnimationFlags flags)
{
_animation = animation;
_mode = mode;
_flags = flags;
_boneInstances = modelInstance.ModelBoneInstances;
_keyframeIndices = new int[animation.Clips.Length];
if (_flags.HasFlag(AnimationFlags.StartFrameFirst) ||
_flags == AnimationFlags.None)
{
_currentTimeValue = TimeSpan.Zero;
}
else if (_flags.HasFlag(AnimationFlags.StartFrameLast))
{
_currentTimeValue = _animation.Duration;
}
else
{
//TODO: implement other flags
//throw new NotImplementedException();
}
}
internal static W3DAnimation FromW3dFile(W3dFile w3dFile)
{
var w3dAnimations = w3dFile.GetAnimations();
var w3dCompressedAnimations = w3dFile.GetCompressedAnimations();
var animations = new W3DAnimation[w3dAnimations.Count + w3dCompressedAnimations.Count];
if (animations.Length == 0)
{
// sometimes w3d files are referenced inside animation states that do not contain any animation chunks
return(null);
}
if (animations.Length != 1)
{
throw new NotSupportedException();
}
for (var i = 0; i < w3dAnimations.Count; i++)
{
animations[i] = new W3DAnimation(w3dAnimations[i]);
}
for (var i = 0; i < w3dCompressedAnimations.Count; i++)
{
animations[w3dAnimations.Count + i] = new W3DAnimation(w3dCompressedAnimations[i]);
}
return(animations[0]);
}
public AnimationInstance(ModelInstance modelInstance, W3DAnimation animation)
{
_animation = animation;
_boneInstances = modelInstance.ModelBoneInstances;
_keyframeIndices = new int[animation.Clips.Length];
_currentTimeValue = TimeSpan.Zero;
}
public AnimationInstance(ModelInstance modelInstance, W3DAnimation animation,
AnimationMode mode, AnimationFlags flags, GameObject gameObject)
{
_gameObject = gameObject;
_animation = animation;
_mode = mode;
_flags = flags;
_boneInstances = modelInstance.ModelBoneInstances;
_keyframeIndices = new int[animation.Clips.Length];
}
/// <summary>
/// Construct a new <see cref="AnimationInstance"/>
/// </summary>
/// <param name="modelBoneInstances">The bone instances to use, which will be modified as the animation plays</param>
/// <param name="animation">The animation to apply to the bones</param>
/// <param name="mode">The animation mode</param>
/// <param name="flags">Additional animation flags</param>
/// <param name="gameObject"></param>
/// <param name="random">Random number generator used when combined with <see cref="AnimationFlags.RandomStart"/></param>
public AnimationInstance(ModelBoneInstance[] modelBoneInstances, W3DAnimation animation,
AnimationMode mode, AnimationFlags flags, GameObject gameObject, Random random)
{
_animation = animation;
_mode = mode;
_flags = flags;
_boneInstances = modelBoneInstances;
_keyframeIndices = new int[animation.Clips.Length];
_gameObject = gameObject;
_random = random;
}
internal static W3DAnimation FromW3dFile(W3dFile w3dFile)
{
var w3dAnimations = w3dFile.GetAnimations();
var w3dCompressedAnimations = w3dFile.GetCompressedAnimations();
var animations = new W3DAnimation[w3dAnimations.Count + w3dCompressedAnimations.Count];
if (animations.Length != 1)
{
throw new NotSupportedException();
}
for (var i = 0; i < w3dAnimations.Count; i++)
{
animations[i] = new W3DAnimation(w3dAnimations[i]);
}
for (var i = 0; i < w3dCompressedAnimations.Count; i++)
{
animations[w3dAnimations.Count + i] = new W3DAnimation(w3dCompressedAnimations[i]);
}
return(animations[0]);
}