Example #1
0
 public BakedDataBuilder AddClip(AnimationClipData clipData)
 {
     animations.Add(clipData);
     return(this);
 }
Example #2
0
        public BakedMeshData BakeClips(List <Clip> clips, float frameRate = 30f)
        {
            OnBeginBakeClips();

            var bakedDataBuilder = BakedMeshData.Builder(1)
                                   .SetMaterial(CreateMaterial())
                                   .SetMesh(CreateMesh())
                                   .SetFrameRate(frameRate);

            var sampledBoneMatrices = SampleAnimationClips(frameRate, clips, out var numberOfKeyFrames, out var numberOfBones);


            var size    = ((int)Math.Sqrt(numberOfBones * numberOfKeyFrames * MATRIX_ROWS_COUNT)).NextPowerOfTwo();
            var texture = new Texture2D(size, size, TextureFormat.RGBAFloat, false)
            {
                wrapMode   = TextureWrapMode.Clamp,
                filterMode = FilterMode.Point,
                anisoLevel = 0
            };
            var textureColor = new Color[texture.width * texture.height];

            bakedDataBuilder.SetTexture(0, texture);
            bakedDataBuilder.SetBonesCount(numberOfBones);

            var clipOffset = 0;

            for (var clipIndex = 0; clipIndex < sampledBoneMatrices.Count; clipIndex++)
            {
                var framesCount = sampledBoneMatrices[clipIndex].GetLength(0);
                for (var keyframeIndex = 0; keyframeIndex < framesCount; keyframeIndex++)
                {
                    var frameOffset = keyframeIndex * numberOfBones * MATRIX_ROWS_COUNT;
                    for (var boneIndex = 0; boneIndex < numberOfBones; boneIndex++)
                    {
                        var index  = clipOffset + frameOffset + boneIndex * MATRIX_ROWS_COUNT;
                        var matrix = sampledBoneMatrices[clipIndex][keyframeIndex, boneIndex];

                        if ((Vector4)textureColor[index + 0] != Vector4.zero)
                        {
                            Debug.LogError($"Index {index + 0} not empty");
                        }
                        if ((Vector4)textureColor[index + 1] != Vector4.zero)
                        {
                            Debug.LogError($"Index {index + 1} not empty");
                        }
                        if ((Vector4)textureColor[index + 2] != Vector4.zero)
                        {
                            Debug.LogError($"Index {index + 2} not empty");
                        }

                        textureColor[index + 0] = matrix.GetRow(0);
                        textureColor[index + 1] = matrix.GetRow(1);
                        textureColor[index + 2] = matrix.GetRow(2);
                    }
                }

                var clip  = clips[clipIndex].clip;
                var name  = clips[clipIndex].name;
                var start = clipOffset;
                var end   = clipOffset + (framesCount - 1) * MATRIX_ROWS_COUNT;

                var clipData = AnimationClipData.Create(clip, name, start, end, framesCount);

                bakedDataBuilder.AddClip(clipData);

                clipOffset += framesCount * numberOfBones * MATRIX_ROWS_COUNT;
            }

            texture.SetPixels(textureColor);
            texture.Apply(false, false);

            clipOffset = 0;
            for (var clipIndex = 0; clipIndex < sampledBoneMatrices.Count; clipIndex++)
            {
                var framesCount = sampledBoneMatrices[clipIndex].GetLength(0);
                for (var keyframeIndex = 0; keyframeIndex < framesCount; keyframeIndex++)
                {
                    var frameOffset = keyframeIndex * numberOfBones * MATRIX_ROWS_COUNT;
                    for (var boneIndex = 0; boneIndex < numberOfBones; boneIndex++)
                    {
                        var index  = clipOffset + frameOffset + boneIndex * MATRIX_ROWS_COUNT;
                        var matrix = sampledBoneMatrices[clipIndex][keyframeIndex, boneIndex];

                        var color0   = textureColor[index];
                        var index2D0 = To2D(index, texture.width);
                        var pixel0   = texture.GetPixel(index2D0.x, index2D0.y);
                        var row0     = (Color)matrix.GetRow(0);
                        index++;

                        var color1   = textureColor[index];
                        var index2D1 = To2D(index, texture.width);
                        var pixel1   = texture.GetPixel(index2D1.x, index2D1.y);
                        var row1     = (Color)matrix.GetRow(1);
                        index++;

                        var color2   = textureColor[index];
                        var index2D2 = To2D(index, texture.width);
                        var pixel2   = texture.GetPixel(index2D2.x, index2D2.y);
                        var row2     = (Color)matrix.GetRow(2);

                        if (!Verify(pixel0, row0, color0, index2D0, clipIndex, keyframeIndex, boneIndex))
                        {
                            break;
                        }
                        if (!Verify(pixel1, row1, color1, index2D1, clipIndex, keyframeIndex, boneIndex))
                        {
                            break;
                        }
                        if (!Verify(pixel2, row2, color2, index2D2, clipIndex, keyframeIndex, boneIndex))
                        {
                            break;
                        }
                    }
                }

                clipOffset += numberOfBones * framesCount * MATRIX_ROWS_COUNT;
            }

            var data = bakedDataBuilder.Build();

            OnEndBakeClips();
            return(data);
        }