3 This file is part of libmspgl
4 Copyright © 2007-2011 Mikko Rasa, Mikkosoft Productions
5 Distributed under the LGPL
8 #include <msp/datafile/collection.h>
9 #include <msp/strings/formatter.h>
14 #include "objectinstance.h"
16 #include "programdata.h"
18 #include "technique.h"
19 #include "texturing.h"
34 void Object::set_mesh(unsigned i, const Mesh *m)
37 throw InvalidParameterValue("LODs must be continuous");
46 const Mesh *Object::get_mesh(unsigned i) const
51 return meshes[i].get();
54 void Object::set_technique(const Technique *t)
60 void Object::render(const Tag &tag) const
62 const RenderPass *pass = get_pass(tag);
66 Bind bind_shader(pass->get_shader_program());
67 if(pass->get_shader_data())
68 pass->get_shader_data()->apply();
69 Bind bind_material(pass->get_material());
70 Bind bind_texturing(pass->get_texturing());
72 meshes.front()->draw();
75 void Object::render(Renderer &renderer, const Tag &tag) const
77 const RenderPass *pass = get_pass(tag);
81 Renderer::Push push(renderer);
82 renderer.set_shader(pass->get_shader_program(), pass->get_shader_data());
83 renderer.set_material(pass->get_material());
84 renderer.set_texturing(pass->get_texturing());
86 meshes.front()->draw(renderer);
89 void Object::render(Renderer &renderer, const ObjectInstance &inst, const Tag &tag) const
91 const RenderPass *pass = get_pass(tag);
95 Renderer::Push push(renderer);
96 renderer.set_shader(pass->get_shader_program(), pass->get_shader_data());
97 renderer.set_material(pass->get_material());
98 renderer.set_texturing(pass->get_texturing());
100 inst.setup_render(renderer, tag);
101 unsigned lod = min<unsigned>(inst.get_level_of_detail(), meshes.size()-1);
102 meshes[lod]->draw(renderer);
103 inst.finish_render(renderer, tag);
106 const RenderPass *Object::get_pass(const Tag &tag) const
108 if(!technique || !technique->has_pass(tag))
110 return &technique->get_pass(tag);
114 Object::Loader::Loader(Object &o):
115 DataFile::CollectionObjectLoader<Object>(o, 0)
120 Object::Loader::Loader(Object &o, Collection &c):
121 DataFile::CollectionObjectLoader<Object>(o, &c)
126 void Object::Loader::init()
128 allow_pointer_reload = false;
130 add("mesh", &Loader::mesh_inline);
131 add("mesh", &Loader::mesh_inline_lod);
132 add("mesh", &Loader::mesh);
133 add("mesh", &Loader::mesh_lod);
134 add("technique", &Loader::technique_inline);
135 add("technique", &Loader::technique);
137 // Deprecated alias, will be removed
138 add("lod_mesh", &Loader::mesh_lod);
141 void Object::Loader::mesh_inline()
143 RefPtr<Mesh> msh = new Mesh;
145 obj.meshes.front() = msh;
148 void Object::Loader::mesh_inline_lod(unsigned l)
150 if(l>obj.meshes.size())
151 throw InvalidParameterValue("LODs must be continuous");
153 RefPtr<Mesh> msh = new Mesh;
155 if(l==obj.meshes.size())
156 obj.meshes.push_back(msh);
161 void Object::Loader::mesh(const std::string &n)
163 obj.set_mesh(get_collection().get<Mesh>(n));
166 void Object::Loader::mesh_lod(unsigned l, const string &n)
168 obj.set_mesh(l, get_collection().get<Mesh>(n));
171 void Object::Loader::technique_inline()
173 RefPtr<Technique> tech = new Technique;
175 load_sub(*tech, get_collection());
178 obj.technique = tech;
181 void Object::Loader::technique(const std::string &n)
183 obj.set_technique(get_collection().get<Technique>(n));