Exemple #1
0
        protected override void OnUpdate()
        {
            var materials = new List <Material>(10);

            Entities.ForEach((SkinnedMeshRenderer meshRenderer) =>
            {
                var entity = GetPrimaryEntity(meshRenderer);

                meshRenderer.GetSharedMaterials(materials);

                MeshRendererConversion.Convert(entity, DstEntityManager, this, meshRenderer, meshRenderer.sharedMesh, materials);

                // Find the converted entities and add relevant components for skinned meshes.
                foreach (var rendererEntity in GetEntities(meshRenderer))
                {
                    if (DstEntityManager.HasComponent <RenderMesh>(rendererEntity))
                    {
                        DstEntityManager.AddComponentData(rendererEntity, new SkinnedEntityReference {
                            Value = entity
                        });
                        DstEntityManager.AddComponentData(rendererEntity, new BoneIndexOffsetMaterialProperty());
                    }
                }
            });
        }
        protected override void OnUpdate()
        {
            var materials = new List <Material>(10);

            Entities.ForEach((SkinnedMeshRenderer meshRenderer) =>
            {
                meshRenderer.GetSharedMaterials(materials);
                foreach (var material in materials)
                {
                    var supportsSkinning = material.HasProperty(s_SkinMatrixIndexProperty) || material.HasProperty(s_ComputeMeshIndexProperty);
                    if (!supportsSkinning)
                    {
                        string errorMsg = "";
                        errorMsg       += $"Shader [{material.shader.name}] on [{meshRenderer.name}] does not support skinning. This can result in incorrect rendering.{System.Environment.NewLine}";
                        errorMsg       += $"Please see documentation for Linear Blend Skinning Node and Compute Deformation Node in Shader Graph.{System.Environment.NewLine}";
                        Debug.LogError(errorMsg, meshRenderer);
                    }
                }

                var mesh           = meshRenderer.sharedMesh;
                var root           = meshRenderer.rootBone ? meshRenderer.rootBone : meshRenderer.transform;
                var hasSkinning    = mesh == null ? false : mesh.boneWeights.Length > 0 && mesh.bindposes.Length > 0;
                var hasBlendShapes = mesh == null ? false : mesh.blendShapeCount > 0;
                var deformedEntity = GetPrimaryEntity(meshRenderer);

                // Convert Renderers as normal MeshRenderers.
                MeshRendererConversion.Convert(
                    DstEntityManager,
                    this,
                    k_AttachToPrimaryEntityForSingleMaterial,
                    meshRenderer,
                    mesh,
                    materials,
                    null,
Exemple #3
0
        protected override void OnUpdate()
        {
            var materials = new List <Material>(10);

            Entities.ForEach((SkinnedMeshRenderer meshRenderer) =>
            {
                meshRenderer.GetSharedMaterials(materials);
                var mesh           = meshRenderer.sharedMesh;
                var root           = meshRenderer.rootBone ? meshRenderer.rootBone : meshRenderer.transform;
                var hasSkinning    = mesh == null ? false : mesh.boneWeights.Length > 0 && mesh.bindposes.Length > 0;
                var hasBlendShapes = mesh == null ? false : mesh.blendShapeCount > 0;
                var deformedEntity = GetPrimaryEntity(meshRenderer);

                // Convert Renderers as normal MeshRenderers.
                MeshRendererConversion.Convert(DstEntityManager, this, k_AttachToPrimaryEntityForSingleMaterial, meshRenderer, mesh, materials, root, meshRenderer.localBounds.ToAABB());

                foreach (var rendererEntity in GetEntities(meshRenderer))
                {
                    if (DstEntityManager.HasComponent <RenderMesh>(rendererEntity))
                    {
                        // Add relevant deformation tags to converted render entities and link them to the DeformedEntity.
#if ENABLE_COMPUTE_DEFORMATIONS
                        DstEntityManager.AddComponentData(rendererEntity, new DeformedMeshIndex());
#endif
                        DstEntityManager.AddComponentData(rendererEntity, new DeformedEntity {
                            Value = deformedEntity
                        });

                        if (hasSkinning)
                        {
                            DstEntityManager.AddComponent <SkinningTag>(rendererEntity);
                        }

                        if (hasBlendShapes)
                        {
                            DstEntityManager.AddComponent <BlendShapeTag>(rendererEntity);
                        }
                    }
                }

                // Fill the blend shape weights.
                if (hasBlendShapes && !DstEntityManager.HasComponent <BlendShapeWeight>(deformedEntity))
                {
                    DstEntityManager.AddBuffer <BlendShapeWeight>(deformedEntity);
                    var weights = DstEntityManager.GetBuffer <BlendShapeWeight>(deformedEntity);
                    weights.ResizeUninitialized(meshRenderer.sharedMesh.blendShapeCount);

                    for (int i = 0; i < weights.Length; ++i)
                    {
                        weights[i] = new BlendShapeWeight {
                            Value = meshRenderer.GetBlendShapeWeight(i)
                        };
                    }
                }

                // Fill the skin matrices with bindpose skin matrices.
                if (hasSkinning && !DstEntityManager.HasComponent <SkinMatrix>(deformedEntity))
                {
                    var bones         = meshRenderer.bones;
                    var rootMatrixInv = root.localToWorldMatrix.inverse;

                    DstEntityManager.AddBuffer <SkinMatrix>(deformedEntity);
                    var skinMatrices = DstEntityManager.GetBuffer <SkinMatrix>(deformedEntity);
                    skinMatrices.ResizeUninitialized(bones.Length);

                    for (int i = 0; i < bones.Length; ++i)
                    {
                        var bindPose         = meshRenderer.sharedMesh.bindposes[i];
                        var boneMatRootSpace = math.mul(rootMatrixInv, bones[i].localToWorldMatrix);
                        var skinMatRootSpace = math.mul(boneMatRootSpace, bindPose);
                        skinMatrices[i]      = new SkinMatrix {
                            Value = new float3x4(skinMatRootSpace.c0.xyz, skinMatRootSpace.c1.xyz, skinMatRootSpace.c2.xyz, skinMatRootSpace.c3.xyz)
                        };
                    }
                }
            });
        }