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