diff options
Diffstat (limited to 'intern/cycles/render/mesh.cpp')
| -rw-r--r-- | intern/cycles/render/mesh.cpp | 165 |
1 files changed, 140 insertions, 25 deletions
diff --git a/intern/cycles/render/mesh.cpp b/intern/cycles/render/mesh.cpp index 3015ac5e569..fea9a99cfa7 100644 --- a/intern/cycles/render/mesh.cpp +++ b/intern/cycles/render/mesh.cpp @@ -132,11 +132,58 @@ NODE_DEFINE(Mesh) SOCKET_INT_ARRAY(shader, "Shader", array<int>()); SOCKET_BOOLEAN_ARRAY(smooth, "Smooth", array<bool>()); + SOCKET_INT_ARRAY(triangle_patch, "Triangle Patch", array<int>()); + SOCKET_POINT2_ARRAY(vert_patch_uv, "Patch UVs", array<float2>()); + + static NodeEnum subdivision_type_enum; + subdivision_type_enum.insert("none", SUBDIVISION_NONE); + subdivision_type_enum.insert("linear", SUBDIVISION_LINEAR); + subdivision_type_enum.insert("catmull_clark", SUBDIVISION_CATMULL_CLARK); + SOCKET_ENUM(subdivision_type, "Subdivision Type", subdivision_type_enum, SUBDIVISION_NONE); + + SOCKET_INT_ARRAY(subd_creases_edge, "Subdivision Crease Edges", array<int>()); + SOCKET_FLOAT_ARRAY(subd_creases_weight, "Subdivision Crease Weights", array<float>()); + SOCKET_INT_ARRAY(subd_face_corners, "Subdivision Face Corners", array<int>()); + SOCKET_INT_ARRAY(subd_start_corner, "Subdivision Face Start Corner", array<int>()); + SOCKET_INT_ARRAY(subd_num_corners, "Subdivision Face Corner Count", array<int>()); + SOCKET_INT_ARRAY(subd_shader, "Subdivision Face Shader", array<int>()); + SOCKET_BOOLEAN_ARRAY(subd_smooth, "Subdivision Face Smooth", array<bool>()); + SOCKET_INT_ARRAY(subd_ptex_offset, "Subdivision Face PTex Offset", array<int>()); + SOCKET_INT(num_ngons, "NGons Number", 0); + + /* Subdivisions parameters */ + SOCKET_FLOAT(subd_dicing_rate, "Subdivision Dicing Rate", 0.0f) + SOCKET_INT(subd_max_level, "Subdivision Dicing Rate", 0); + SOCKET_TRANSFORM(subd_objecttoworld, "Subdivision Object Transform", transform_identity()); + return type; } -Mesh::Mesh(const NodeType *node_type_, Type geom_type_) - : Geometry(node_type_, geom_type_), subd_attributes(this, ATTR_PRIM_SUBD) +SubdParams *Mesh::get_subd_params() +{ + if (subdivision_type == SubdivisionType::SUBDIVISION_NONE) { + return nullptr; + } + + if (!subd_params) { + subd_params = new SubdParams(this); + } + + subd_params->dicing_rate = subd_dicing_rate; + subd_params->max_level = subd_max_level; + subd_params->objecttoworld = subd_objecttoworld; + + return subd_params; +} + +bool Mesh::need_tesselation() +{ + return get_subd_params() && (verts_is_modified() || subd_dicing_rate_is_modified() || + subd_objecttoworld_is_modified() || subd_max_level_is_modified()); +} + +Mesh::Mesh(const NodeType *node_type, Type geom_type_) + : Geometry(node_type, geom_type_), subd_attributes(this, ATTR_PRIM_SUBD) { vert_offset = 0; @@ -145,6 +192,7 @@ Mesh::Mesh(const NodeType *node_type_, Type geom_type_) corner_offset = 0; num_subd_verts = 0; + num_subd_faces = 0; num_ngons = 0; @@ -171,7 +219,7 @@ void Mesh::resize_mesh(int numverts, int numtris) shader.resize(numtris); smooth.resize(numtris); - if (subd_faces.size()) { + if (get_num_subd_faces()) { triangle_patch.resize(numtris); vert_patch_uv.resize(numverts); } @@ -187,7 +235,7 @@ void Mesh::reserve_mesh(int numverts, int numtris) shader.reserve(numtris); smooth.reserve(numtris); - if (subd_faces.size()) { + if (get_num_subd_faces()) { triangle_patch.reserve(numtris); vert_patch_uv.reserve(numverts); } @@ -197,22 +245,38 @@ void Mesh::reserve_mesh(int numverts, int numtris) void Mesh::resize_subd_faces(int numfaces, int num_ngons_, int numcorners) { - subd_faces.resize(numfaces); + subd_start_corner.resize(numfaces); + subd_num_corners.resize(numfaces); + subd_shader.resize(numfaces); + subd_smooth.resize(numfaces); + subd_ptex_offset.resize(numfaces); subd_face_corners.resize(numcorners); num_ngons = num_ngons_; + num_subd_faces = numfaces; subd_attributes.resize(); } void Mesh::reserve_subd_faces(int numfaces, int num_ngons_, int numcorners) { - subd_faces.reserve(numfaces); + subd_start_corner.reserve(numfaces); + subd_num_corners.reserve(numfaces); + subd_shader.reserve(numfaces); + subd_smooth.reserve(numfaces); + subd_ptex_offset.reserve(numfaces); subd_face_corners.reserve(numcorners); num_ngons = num_ngons_; + num_subd_faces = numfaces; subd_attributes.resize(true); } +void Mesh::reserve_subd_creases(size_t num_creases) +{ + subd_creases_edge.reserve(num_creases * 2); + subd_creases_weight.reserve(num_creases); +} + void Mesh::clear(bool preserve_voxel_data) { Geometry::clear(); @@ -226,12 +290,18 @@ void Mesh::clear(bool preserve_voxel_data) triangle_patch.clear(); vert_patch_uv.clear(); - subd_faces.clear(); + subd_start_corner.clear(); + subd_num_corners.clear(); + subd_shader.clear(); + subd_smooth.clear(); + subd_ptex_offset.clear(); subd_face_corners.clear(); num_subd_verts = 0; + num_subd_faces = 0; - subd_creases.clear(); + subd_creases_edge.clear(); + subd_creases_weight.clear(); subd_attributes.clear(); attributes.clear(preserve_voxel_data); @@ -239,6 +309,8 @@ void Mesh::clear(bool preserve_voxel_data) vert_to_stitching_key_map.clear(); vert_stitching_map.clear(); + subdivision_type = SubdivisionType::SUBDIVISION_NONE; + delete patch_table; patch_table = NULL; } @@ -251,18 +323,22 @@ void Mesh::clear() void Mesh::add_vertex(float3 P) { verts.push_back_reserved(P); + tag_verts_modified(); - if (subd_faces.size()) { + if (get_num_subd_faces()) { vert_patch_uv.push_back_reserved(make_float2(0.0f, 0.0f)); + tag_vert_patch_uv_modified(); } } void Mesh::add_vertex_slow(float3 P) { verts.push_back_slow(P); + tag_verts_modified(); - if (subd_faces.size()) { + if (get_num_subd_faces()) { vert_patch_uv.push_back_slow(make_float2(0.0f, 0.0f)); + tag_vert_patch_uv_modified(); } } @@ -274,8 +350,13 @@ void Mesh::add_triangle(int v0, int v1, int v2, int shader_, bool smooth_) shader.push_back_reserved(shader_); smooth.push_back_reserved(smooth_); - if (subd_faces.size()) { + tag_triangles_modified(); + tag_shader_modified(); + tag_smooth_modified(); + + if (get_num_subd_faces()) { triangle_patch.push_back_reserved(-1); + tag_triangle_patch_modified(); } } @@ -288,14 +369,47 @@ void Mesh::add_subd_face(int *corners, int num_corners, int shader_, bool smooth } int ptex_offset = 0; - - if (subd_faces.size()) { - SubdFace &s = subd_faces[subd_faces.size() - 1]; + // cannot use get_num_subd_faces here as it holds the total number of subd_faces, but we do not + // have the total amount of data yet + if (subd_shader.size()) { + SubdFace s = get_subd_face(subd_shader.size() - 1); ptex_offset = s.ptex_offset + s.num_ptex_faces(); } - SubdFace face = {start_corner, num_corners, shader_, smooth_, ptex_offset}; - subd_faces.push_back_reserved(face); + subd_start_corner.push_back_reserved(start_corner); + subd_num_corners.push_back_reserved(num_corners); + subd_shader.push_back_reserved(shader_); + subd_smooth.push_back_reserved(smooth_); + subd_ptex_offset.push_back_reserved(ptex_offset); + + tag_subd_face_corners_modified(); + tag_subd_start_corner_modified(); + tag_subd_num_corners_modified(); + tag_subd_shader_modified(); + tag_subd_smooth_modified(); + tag_subd_ptex_offset_modified(); +} + +Mesh::SubdFace Mesh::get_subd_face(size_t index) const +{ + Mesh::SubdFace s; + s.shader = subd_shader[index]; + s.num_corners = subd_num_corners[index]; + s.smooth = subd_smooth[index]; + s.ptex_offset = subd_ptex_offset[index]; + s.start_corner = subd_start_corner[index]; + return s; +} + +void Mesh::add_crease(int v0, int v1, float weight) +{ + subd_creases_edge.push_back_slow(v0); + subd_creases_edge.push_back_slow(v1); + subd_creases_weight.push_back_slow(weight); + + tag_subd_creases_edge_modified(); + tag_subd_creases_edge_modified(); + tag_subd_creases_weight_modified(); } void Mesh::copy_center_to_motion_step(const int motion_step) @@ -505,7 +619,7 @@ void Mesh::add_vertex_normals() } /* subd vertex normals */ - if (!subd_attributes.find(ATTR_STD_VERTEX_NORMAL) && subd_faces.size()) { + if (!subd_attributes.find(ATTR_STD_VERTEX_NORMAL) && get_num_subd_faces()) { /* get attributes */ Attribute *attr_vN = subd_attributes.add(ATTR_STD_VERTEX_NORMAL); float3 *vN = attr_vN->data_float3(); @@ -513,8 +627,8 @@ void Mesh::add_vertex_normals() /* compute vertex normals */ memset(vN, 0, verts.size() * sizeof(float3)); - for (size_t i = 0; i < subd_faces.size(); i++) { - SubdFace &face = subd_faces[i]; + for (size_t i = 0; i < get_num_subd_faces(); i++) { + SubdFace face = get_subd_face(i); float3 fN = face.normal(this); for (size_t j = 0; j < face.num_corners; j++) { @@ -574,8 +688,9 @@ void Mesh::pack_shaders(Scene *scene, uint *tri_shader) if (shader_ptr[i] != last_shader || last_smooth != smooth[i]) { last_shader = shader_ptr[i]; last_smooth = smooth[i]; - Shader *shader = (last_shader < used_shaders.size()) ? used_shaders[last_shader] : - scene->default_surface; + Shader *shader = (last_shader < used_shaders.size()) ? + static_cast<Shader *>(used_shaders[last_shader]) : + scene->default_surface; shader_id = scene->shader_manager->get_shader_id(shader, last_smooth); } @@ -616,7 +731,7 @@ void Mesh::pack_verts(const vector<uint> &tri_prim_index, { size_t verts_size = verts.size(); - if (verts_size && subd_faces.size()) { + if (verts_size && get_num_subd_faces()) { float2 *vert_patch_uv_ptr = vert_patch_uv.data(); for (size_t i = 0; i < verts_size; i++) { @@ -633,17 +748,17 @@ void Mesh::pack_verts(const vector<uint> &tri_prim_index, t.v[2] + vert_offset, tri_prim_index[i + tri_offset]); - tri_patch[i] = (!subd_faces.size()) ? -1 : (triangle_patch[i] * 8 + patch_offset); + tri_patch[i] = (!get_num_subd_faces()) ? -1 : (triangle_patch[i] * 8 + patch_offset); } } void Mesh::pack_patches(uint *patch_data, uint vert_offset, uint face_offset, uint corner_offset) { - size_t num_faces = subd_faces.size(); + size_t num_faces = get_num_subd_faces(); int ngons = 0; for (size_t f = 0; f < num_faces; f++) { - SubdFace face = subd_faces[f]; + SubdFace face = get_subd_face(f); if (face.is_quad()) { int c[4]; |