/* * Copyright 2011-2013 Blender Foundation * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ #ifndef __OSL_SERVICES_H__ #define __OSL_SERVICES_H__ /* OSL Render Services * * Implementation of OSL render services, to retriever matrices, attributes, * textures and point clouds. In principle this should only be accessing * kernel data, but currently we also reach back into the Scene to retrieve * attributes. */ #include #include #ifdef WITH_PTEX class PtexCache; #endif CCL_NAMESPACE_BEGIN class Object; class Scene; class Shader; struct ShaderData; struct float3; struct KernelGlobals; class OSLRenderServices : public OSL::RendererServices { public: OSLRenderServices(); ~OSLRenderServices(); void thread_init(KernelGlobals *kernel_globals, OSL::TextureSystem *ts); bool get_matrix(OSL::ShaderGlobals *sg, OSL::Matrix44 &result, OSL::TransformationPtr xform, float time); bool get_inverse_matrix(OSL::ShaderGlobals *sg, OSL::Matrix44 &result, OSL::TransformationPtr xform, float time); bool get_matrix(OSL::ShaderGlobals *sg, OSL::Matrix44 &result, ustring from, float time); bool get_inverse_matrix(OSL::ShaderGlobals *sg, OSL::Matrix44 &result, ustring to, float time); bool get_matrix(OSL::ShaderGlobals *sg, OSL::Matrix44 &result, OSL::TransformationPtr xform); bool get_inverse_matrix(OSL::ShaderGlobals *sg, OSL::Matrix44 &result, OSL::TransformationPtr xform); bool get_matrix(OSL::ShaderGlobals *sg, OSL::Matrix44 &result, ustring from); bool get_inverse_matrix(OSL::ShaderGlobals *sg, OSL::Matrix44 &result, ustring from); bool get_array_attribute(OSL::ShaderGlobals *sg, bool derivatives, ustring object, TypeDesc type, ustring name, int index, void *val); bool get_attribute(OSL::ShaderGlobals *sg, bool derivatives, ustring object, TypeDesc type, ustring name, void *val); bool get_attribute(ShaderData *sd, bool derivatives, ustring object_name, TypeDesc type, ustring name, void *val); bool get_userdata(bool derivatives, ustring name, TypeDesc type, OSL::ShaderGlobals *sg, void *val); bool has_userdata(ustring name, TypeDesc type, OSL::ShaderGlobals *sg); int pointcloud_search(OSL::ShaderGlobals *sg, ustring filename, const OSL::Vec3 ¢er, float radius, int max_points, bool sort, size_t *out_indices, float *out_distances, int derivs_offset); int pointcloud_get(OSL::ShaderGlobals *sg, ustring filename, size_t *indices, int count, ustring attr_name, TypeDesc attr_type, void *out_data); bool pointcloud_write(OSL::ShaderGlobals *sg, ustring filename, const OSL::Vec3 &pos, int nattribs, const ustring *names, const TypeDesc *types, const void **data); bool trace(TraceOpt &options, OSL::ShaderGlobals *sg, const OSL::Vec3 &P, const OSL::Vec3 &dPdx, const OSL::Vec3 &dPdy, const OSL::Vec3 &R, const OSL::Vec3 &dRdx, const OSL::Vec3 &dRdy); bool getmessage(OSL::ShaderGlobals *sg, ustring source, ustring name, TypeDesc type, void *val, bool derivatives); TextureSystem::TextureHandle *get_texture_handle(ustring filename); bool good(TextureSystem::TextureHandle *texture_handle); bool texture(ustring filename, TextureSystem::TextureHandle *texture_handle, TexturePerthread *texture_thread_info, TextureOpt &options, OSL::ShaderGlobals *sg, float s, float t, float dsdx, float dtdx, float dsdy, float dtdy, int nchannels, float *result, float *dresultds, float *dresultdt, ustring *errormessage); bool texture3d(ustring filename, TextureHandle *texture_handle, TexturePerthread *texture_thread_info, TextureOpt &options, OSL::ShaderGlobals *sg, const OSL::Vec3 &P, const OSL::Vec3 &dPdx, const OSL::Vec3 &dPdy, const OSL::Vec3 &dPdz, int nchannels, float *result, float *dresultds, float *dresultdt, float *dresultdr); bool environment(ustring filename, TextureOpt &options, OSL::ShaderGlobals *sg, const OSL::Vec3 &R, const OSL::Vec3 &dRdx, const OSL::Vec3 &dRdy, int nchannels, float *result); bool get_texture_info(OSL::ShaderGlobals *sg, ustring filename, int subimage, ustring dataname, TypeDesc datatype, void *data); static bool get_background_attribute(KernelGlobals *kg, ShaderData *sd, ustring name, TypeDesc type, bool derivatives, void *val); static bool get_object_standard_attribute(KernelGlobals *kg, ShaderData *sd, ustring name, TypeDesc type, bool derivatives, void *val); static ustring u_distance; static ustring u_index; static ustring u_world; static ustring u_camera; static ustring u_screen; static ustring u_raster; static ustring u_ndc; static ustring u_object_location; static ustring u_object_index; static ustring u_geom_dupli_generated; static ustring u_geom_dupli_uv; static ustring u_material_index; static ustring u_object_random; static ustring u_particle_index; static ustring u_particle_random; static ustring u_particle_age; static ustring u_particle_lifetime; static ustring u_particle_location; static ustring u_particle_rotation; static ustring u_particle_size; static ustring u_particle_velocity; static ustring u_particle_angular_velocity; static ustring u_geom_numpolyvertices; static ustring u_geom_trianglevertices; static ustring u_geom_polyvertices; static ustring u_geom_name; static ustring u_geom_undisplaced; static ustring u_is_smooth; static ustring u_is_curve; static ustring u_curve_thickness; static ustring u_curve_tangent_normal; static ustring u_curve_random; static ustring u_path_ray_length; static ustring u_path_ray_depth; static ustring u_path_diffuse_depth; static ustring u_path_glossy_depth; static ustring u_path_transparent_depth; static ustring u_path_transmission_depth; static ustring u_trace; static ustring u_hit; static ustring u_hitdist; static ustring u_N; static ustring u_Ng; static ustring u_P; static ustring u_I; static ustring u_u; static ustring u_v; static ustring u_empty; static ustring u_at_bevel; static ustring u_at_ao; private: KernelGlobals *kernel_globals; OSL::TextureSystem *osl_ts; #ifdef WITH_PTEX PtexCache *ptex_cache; #endif }; CCL_NAMESPACE_END #endif /* __OSL_SERVICES_H__ */