void InputBinder::bind(const Scene& scene)
{
try
{
// Build the symbol table of the scene.
SymbolTable scene_symbols;
build_scene_symbol_table(scene, scene_symbols);
// Bind all inputs of all entities in the scene.
bind_scene_entities_inputs(scene, scene_symbols);
// Bind all inputs of all entities in all assemblies.
for (const_each<AssemblyContainer> i = scene.assemblies(); i; ++i)
{
assert(m_assembly_info.empty());
bind_assembly_entities_inputs(scene, scene_symbols, *i);
}
}
catch (const ExceptionUnknownEntity& e)
{
RENDERER_LOG_ERROR(
"while binding inputs of \"%s\": could not locate entity \"%s\".",
e.get_context_path().c_str(),
e.string());
++m_error_count;
}
}
void InputBinder::bind(const Scene& scene)
{
// Build the symbol table of the scene.
SymbolTable scene_symbols;
build_scene_symbol_table(
scene,
scene_symbols);
// Bind all inputs of all entities in the scene.
bind_scene_entities_inputs(
scene,
scene_symbols);
// Bind inputs of all entities in assemblies.
for (const_each<AssemblyContainer> i = scene.assemblies(); i; ++i)
{
// Retrieve the assembly.
const Assembly& assembly = *i;
// Build the symbol table of the assembly.
SymbolTable assembly_symbols;
build_assembly_symbol_table(
assembly,
assembly_symbols);
// Bind all inputs of all entities in the assembly.
bind_assembly_entities_inputs(
scene,
scene_symbols,
assembly,
assembly_symbols);
}
}
void InputBinder::bind_assembly_entities_inputs(
const Scene& scene,
const SymbolTable& scene_symbols,
const Assembly& assembly)
{
// Build the symbol table of the assembly.
SymbolTable assembly_symbols;
build_assembly_symbol_table(assembly, assembly_symbols);
// Push the assembly and its symbol table to the stack.
AssemblyInfo info;
info.m_assembly = &assembly;
info.m_assembly_symbols = &assembly_symbols;
m_assembly_info.push_back(info);
// Bind textures to texture instances.
// Other entities might need to access the textures bound to texture instances,
// so binding of textures to texture instances must come first.
for (each<TextureInstanceContainer> i = assembly.texture_instances(); i; ++i)
{
i->unbind_texture();
for (AssemblyInfoIt j = m_assembly_info.rbegin(); j != m_assembly_info.rend(); ++j)
i->bind_texture(j->m_assembly->textures());
i->bind_texture(scene.textures());
i->check_texture();
}
// Bind BSDFs inputs.
for (each<BSDFContainer> i = assembly.bsdfs(); i; ++i)
{
bind_assembly_entity_inputs(
scene,
scene_symbols,
SymbolTable::symbol_name(SymbolTable::SymbolBSDF),
*i);
}
// Bind BSSRDFs inputs.
for (each<BSSRDFContainer> i = assembly.bssrdfs(); i; ++i)
{
bind_assembly_entity_inputs(
scene,
scene_symbols,
SymbolTable::symbol_name(SymbolTable::SymbolBSSRDF),
*i);
}
// Bind EDFs inputs.
for (each<EDFContainer> i = assembly.edfs(); i; ++i)
{
bind_assembly_entity_inputs(
scene,
scene_symbols,
SymbolTable::symbol_name(SymbolTable::SymbolEDF),
*i);
}
#ifdef APPLESEED_WITH_OSL
// Bind ShaderGroups inputs.
for (each<ShaderGroupContainer> i = assembly.shader_groups(); i; ++i)
{
bind_assembly_entity_inputs(
scene,
scene_symbols,
SymbolTable::symbol_name(SymbolTable::SymbolShaderGroup),
*i);
}
#endif
// Bind surface shaders inputs.
for (each<SurfaceShaderContainer> i = assembly.surface_shaders(); i; ++i)
{
bind_assembly_entity_inputs(
scene,
scene_symbols,
SymbolTable::symbol_name(SymbolTable::SymbolSurfaceShader),
*i);
}
// Bind materials inputs.
for (each<MaterialContainer> i = assembly.materials(); i; ++i)
{
bind_assembly_entity_inputs(
scene,
scene_symbols,
SymbolTable::symbol_name(SymbolTable::SymbolMaterial),
*i);
}
// Bind lights inputs.
for (each<LightContainer> i = assembly.lights(); i; ++i)
{
bind_assembly_entity_inputs(
scene,
scene_symbols,
SymbolTable::symbol_name(SymbolTable::SymbolLight),
*i);
}
// Bind objects inputs.
for (each<ObjectContainer> i = assembly.objects(); i; ++i)
{
bind_assembly_entity_inputs(
scene,
scene_symbols,
SymbolTable::symbol_name(SymbolTable::SymbolObject),
*i);
}
// Bind objects to object instances. This must be done before binding materials.
for (each<ObjectInstanceContainer> i = assembly.object_instances(); i; ++i)
{
i->unbind_object();
for (AssemblyInfoIt j = m_assembly_info.rbegin(); j != m_assembly_info.rend(); ++j)
i->bind_object(j->m_assembly->objects());
i->check_object();
}
// Bind materials to object instances.
for (each<ObjectInstanceContainer> i = assembly.object_instances(); i; ++i)
{
i->unbind_materials();
for (AssemblyInfoIt j = m_assembly_info.rbegin(); j != m_assembly_info.rend(); ++j)
i->bind_materials(j->m_assembly->materials());
i->check_materials();
}
// Bind assemblies to assembly instances.
for (each<AssemblyInstanceContainer> i = assembly.assembly_instances(); i; ++i)
{
i->unbind_assembly();
for (AssemblyInfoIt j = m_assembly_info.rbegin(); j != m_assembly_info.rend(); ++j)
i->bind_assembly(j->m_assembly->assemblies());
i->bind_assembly(scene.assemblies());
i->check_assembly();
}
// Recurse into child assemblies.
for (const_each<AssemblyContainer> i = assembly.assemblies(); i; ++i)
bind_assembly_entities_inputs(scene, scene_symbols, *i);
// Pop the information about this assembly from the stack.
m_assembly_info.pop_back();
}
