예제 #1
0
        /// <summary>
        /// Runs an animation.
        /// </summary>
        /// <param name="avatar">The avatar to run animation for.</param>
        /// <param name="animation">The animation to run.</param>
        /// <returns>Handle to the animation run.</returns>
        public AnimationHandle RunAnimation(Avatar avatar, Animation animation)
        {
            var instance = new AnimationHandle(this);
            instance.Animation = animation;
            instance.Avatar = avatar;

            Animations.Add(instance);
            return instance;
        }
예제 #2
0
        /// <summary>
        /// Renders an animation's frame.
        /// </summary>
        /// <param name="avatar">The avatar which the animation is run for.</param>
        /// <param name="animation">The animation.</param>
        /// <param name="frame">Frame number in animation.</param>
        /// <param name="fraction"></param>
        /// <returns>Status of animation.</returns>
        public static AnimationStatus RenderFrame(Avatar avatar, Animation animation, int frame, float fraction)
        {
            if (frame < 0 || frame > animation.NumFrames) return AnimationStatus.COMPLETED;

            var numDone = 0;

            foreach (var motion in animation.Motions)
            {
                var bone = avatar.Skeleton.GetBone(motion.BoneName);
                if (bone == null) continue; //fixes bugs with missing bones.. need to find out what R_FINGERPOLY0 is though.

                var motionFrame = frame;
                if (frame >= motion.FrameCount)
                {
                    numDone++;
                    motionFrame = (int)motion.FrameCount - 1;
                }

                if (motion.HasTranslation)
                {
                    if (fraction >= 0)
                    {
                        var trans1 = animation.Translations[motion.FirstTranslationIndex + motionFrame];
                        var trans2 = (frame + 1 >= motion.FrameCount) ? trans1 : animation.Translations[motion.FirstTranslationIndex + motionFrame+1];
                        bone.Translation = Vector3.Lerp(trans1, trans2, fraction);
                    }
                    else
                    {
                        bone.Translation = animation.Translations[motion.FirstTranslationIndex + motionFrame];
                    }
                }
                if (motion.HasRotation)
                {
                    if (fraction >= 0)
                    {
                        var quat1 = animation.Rotations[motion.FirstRotationIndex + motionFrame];
                        var quat2 = (frame + 1 >= motion.FrameCount) ? quat1 : animation.Rotations[motion.FirstRotationIndex + motionFrame + 1];
                        bone.Rotation = Quaternion.Slerp(quat1, quat2, fraction);
                    }
                    else
                    {
                        bone.Rotation = animation.Rotations[motion.FirstRotationIndex + motionFrame];
                    }
                }
            }

            avatar.ReloadSkeleton();
            return AnimationStatus.IN_PROGRESS;
        }