Exemplo n.º 1
0
        public void Process()
        {
            stopwatch.Start();

            if (neoFurAsset.mesh != lastRebuiltMeshSource)
            {
                hasPreviousLocalToWorldMatrix = false;
                Rebuild();
            }

            //Any new filters that havent been rebuilt at least once need to be rebuilt.
            foreach (var filter in filterList)
            {
                if (!filter.hasRebuildOnce)
                {
                    filter.Rebuild();
                }
            }

            Shader.SetGlobalFloat("_NeoFur_DeltaTime", neoFurAsset.deltaTime);
            Shader.SetGlobalTexture("_NeoFur_PositionTexture", positionTexture);
            Shader.SetGlobalTexture("_NeoFur_NormalTexture", normalTexture);
            Shader.SetGlobalTexture("_NeoFur_TangentTexture", tangentTexture);
            Shader.SetGlobalTexture("_NeoFur_PreviousPositionTexture", previousPositionTexture);

            Matrix4x4 localToWorldMatrix = neoFurAsset.renderer.localToWorldMatrix;
            Matrix4x4 worldToLocalMatrix = neoFurAsset.renderer.worldToLocalMatrix;

            Shader.SetGlobalMatrix("_NeoFur_LocalToWorldMatrix", localToWorldMatrix);
            Shader.SetGlobalMatrix("_NeoFur_PreviousLocalToWorldMatrix", previousLocalToWorldMatrix);
            Shader.SetGlobalMatrix("_NeoFur_WorldToLocalMatrix", worldToLocalMatrix);

            Shader.SetGlobalFloat("_NeoFur_ShellDistance", neoFurAsset.ShellDistanceInMeters);

            VertexProcessorUtility.CopyTexture(positionTexture, previousPositionTexture);

            VertexProcessorUtility.CopyTexture(basePositionTextureResource.value, positionTexture);
            VertexProcessorUtility.CopyTexture(baseNormalTextureResource.value, normalTexture);
            VertexProcessorUtility.CopyTexture(baseTangentTextureResource.value, tangentTexture);

            foreach (var filter in filterList)
            {
                filter.Process();
            }

            previousLocalToWorldMatrix = localToWorldMatrix;

            stopwatch.Stop();
            lastProcessTime = (float)((double)stopwatch.ElapsedTicks / System.Diagnostics.Stopwatch.Frequency);
            stopwatch.Reset();

            averageProcessTime = Mathf.Lerp(averageProcessTime, lastProcessTime, 0.01f);
        }
Exemplo n.º 2
0
        public void Rebuild()
        {
            DestroyResources();

            if (!neoFurAsset.mesh)
            {
                return;
            }

            baseResourceKey = neoFurAsset.mesh.GetInstanceID().ToString() + "_" + neoFurAsset.data.furSubMeshIndex;

            optimizedVertexMapResource = VertexProcessorCache.GetResource <List <int> >(baseResourceKey + "_OptimizedVertexMapResource");
            if (optimizedVertexMapResource.value == null)
            {
                optimizedVertexMapResource.value = new List <int>(neoFurAsset.mesh.vertexCount);
            }

            unpackedMeshResource = VertexProcessorCache.GetResource <UnpackedMesh>(baseResourceKey + "_UnpackedMesh");
            if (unpackedMeshResource.value == null)
            {
                optimizedVertexMapResource.value.Clear();
                unpackedMeshResource.value = VertexProcessorUtility.CreateOptimizedMesh(neoFurAsset.mesh, neoFurAsset.data.furSubMeshIndex, optimizedVertexMapResource.value);
            }

            int width;
            int height;

            VertexProcessorUtility.CalculateVertexTextureSize(unpackedMeshResource.value.vertices.Length, out width, out height);

            basePositionTextureResource = VertexProcessorCache.GetResource <Texture2D>(baseResourceKey + "_BasePositionTexture");
            if (basePositionTextureResource.value == null)
            {
                basePositionTextureResource.value            = new Texture2D(width, height, VertexProcessorUtility.float4TextureFormat, false);
                basePositionTextureResource.value.filterMode = FilterMode.Point;
            }

            baseNormalTextureResource = VertexProcessorCache.GetResource <Texture2D>(baseResourceKey + "_BaseNormalTexture");
            if (baseNormalTextureResource.value == null)
            {
                baseNormalTextureResource.value            = new Texture2D(width, height, VertexProcessorUtility.float4TextureFormat, false);
                baseNormalTextureResource.value.filterMode = FilterMode.Point;
            }

            baseTangentTextureResource = VertexProcessorCache.GetResource <Texture2D>(baseResourceKey + "_BaseTangentTexture");
            if (baseTangentTextureResource.value == null)
            {
                baseTangentTextureResource.value            = new Texture2D(width, height, VertexProcessorUtility.float4TextureFormat, false);
                baseTangentTextureResource.value.filterMode = FilterMode.Point;
            }

            positionTexture            = new RenderTexture(width, height, 0, VertexProcessorUtility.float4RenderTextureFormat);
            positionTexture.filterMode = FilterMode.Point;
            positionTexture.Create();

            normalTexture            = new RenderTexture(width, height, 0, VertexProcessorUtility.float4RenderTextureFormat);
            normalTexture.filterMode = FilterMode.Point;
            normalTexture.Create();

            tangentTexture            = new RenderTexture(width, height, 0, VertexProcessorUtility.float4RenderTextureFormat);
            tangentTexture.filterMode = FilterMode.Point;
            tangentTexture.Create();

            previousPositionTexture            = new RenderTexture(width, height, 0, VertexProcessorUtility.float4RenderTextureFormat);
            previousPositionTexture.filterMode = FilterMode.Point;
            previousPositionTexture.Create();

            //Vector3[] vertices = mesh.vertices;
            //Vector3[] normals = mesh.normals;
            //Vector4[] tangents = mesh.tangents;
            //Vector2[] uv1 = mesh.uv2;
            if (unpackedMeshResource.value.uv1s == null || unpackedMeshResource.value.uv1s.Length == 0)
            {
                unpackedMeshResource.value.uv1s = new Vector2[unpackedMeshResource.value.vertices.Length];
            }

            Color[] positionPixels = new Color[width * height];
            Color[] normalPixels   = new Color[width * height];
            Color[] tangentPixels  = new Color[width * height];

            /*
             * // get CPs and add to dictionary
             * for (int i = 0; i < unpackedMesh.vertices.Length; i++)
             * {
             * if (!vec3ToVertIndexMap.ContainsKey(unpackedMesh.vertices[i]))
             * {
             * vec3ToVertIndexMap.Add(unpackedMesh.vertices[i], i);
             * }
             * }
             *
             * cpIndexToVertIndex = new int[vec3ToVertIndexMap.Count];
             *
             * {
             * int i = 0;
             *
             * foreach (var item in vec3ToVertIndexMap)
             * {
             * cpIndexToVertIndex[i] = item.Value;
             ++i;
             * }
             * }
             */
            for (int i = 0; i < unpackedMeshResource.value.vertices.Length; i++)
            {
                int y = i / width;
                int x = i % width;

                Vector3 vertex  = unpackedMeshResource.value.vertices[i];
                Vector3 normal  = unpackedMeshResource.value.normals[i];
                Vector4 tangent = unpackedMeshResource.value.tangents[i];

                Color positionColor = new Color(vertex.x, vertex.y, vertex.z, 1);
                Color normalColor   = new Color(normal.x, normal.y, normal.z, 1);
                Color tangentColor  = new Color(tangent.x, tangent.y, tangent.z, 1);

                positionPixels[i] = positionColor;
                normalPixels[i]   = normalColor;
                tangentPixels[i]  = tangentColor;

                unpackedMeshResource.value.uv1s[i] = new Vector2((x + 0.5f) / width, (y + 0.5f) / height);
            }

            meshResource = VertexProcessorCache.GetResource <Mesh>(baseResourceKey + "_Mesh");
            if (meshResource.value == null)
            {
                meshResource.value           = unpackedMeshResource.value.ToMesh();
                meshResource.value.hideFlags = HideFlags.DontSave;
                meshResource.value.bounds    = neoFurAsset.mesh.bounds;
            }

            basePositionTextureResource.value.SetPixels(positionPixels);
            baseNormalTextureResource.value.SetPixels(normalPixels);
            baseTangentTextureResource.value.SetPixels(tangentPixels);

            basePositionTextureResource.value.Apply();
            baseNormalTextureResource.value.Apply();
            baseTangentTextureResource.value.Apply();

            //All filters need to be rebuilt.
            foreach (var filter in filterList)
            {
                filter.Rebuild();
            }

            lastRebuiltMeshSource = neoFurAsset.mesh;
        }