Animation sequencing track used in skeletal animation Thread safety - This class is thread safe.
Esempio n. 1
0
File: Model.cs Progetto: tpb3d/TPB3D
		public void UpdateBoneTransformations(Track[] tracks)
		{
			for (int i = 0; i < this.vertexTransformations.Length && i < this.bones.Length; i++ ) 
			{
                Matrix4 blended = new Matrix4();
                float sumWeights = 0;
                if (tracks != null)
                {
                    for (int j = 0; j < tracks.Length; j++)
                    {
                        Matrix4 trackMatrix = this.bones[i].GetAnimationMatrix(tracks[j].Time);
                        float trackWeight = tracks[j].Weight;

                        blended.Row0 += trackMatrix.Row0 * trackWeight;
                        blended.Row1 += trackMatrix.Row1 * trackWeight;
                        blended.Row2 += trackMatrix.Row2 * trackWeight;
                        blended.Row3 += trackMatrix.Row3 * trackWeight;
                        sumWeights += trackWeight;
                    }

                    blended.Row0 /= sumWeights;
                    blended.Row1 /= sumWeights;
                    blended.Row2 /= sumWeights;
                    blended.Row3 /= sumWeights;
                }

				this.vertexTransformations[i] = Matrix4.Invert(this.bones[i].globalTransformationMatrix) * blended;
			}			
			
			Matrix4Helper.ToOpenGL(vertexTransformations, ref vertexTransformationsBuffer);
			shader.SetMatrix4(vertexTransformationsUniformName, vertexTransformationsBuffer);			
		}
Esempio n. 2
0
        public Track AddTrack(string sampleName)
        {
            Track track = FindSample(sampleName);
            if (track != null) return track;

            track = new Track(Sample.FindSample(this.samples, sampleName));

            List<Track> tracks = new List<Track>(this.tracks);
            tracks.Add(track);
            this.tracks = tracks.ToArray();

            return track;
        }