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 void Object::set_technique(const Technique *t)
52 void Object::render(const Tag &tag) const
54 const RenderPass *pass = get_pass(tag);
58 Bind bind_shader(pass->get_shader_program());
59 if(pass->get_shader_data())
60 pass->get_shader_data()->apply();
61 Bind bind_material(pass->get_material());
62 Bind bind_texturing(pass->get_texturing());
64 meshes.front()->draw();
67 void Object::render(Renderer &renderer, const Tag &tag) const
69 const RenderPass *pass = get_pass(tag);
73 Renderer::Push push(renderer);
74 renderer.set_shader(pass->get_shader_program(), pass->get_shader_data());
75 renderer.set_material(pass->get_material());
76 renderer.set_texturing(pass->get_texturing());
78 meshes.front()->draw(renderer);
81 void Object::render(Renderer &renderer, const ObjectInstance &inst, const Tag &tag) const
83 const RenderPass *pass = get_pass(tag);
87 Renderer::Push push(renderer);
88 renderer.set_shader(pass->get_shader_program(), pass->get_shader_data());
89 renderer.set_material(pass->get_material());
90 renderer.set_texturing(pass->get_texturing());
92 inst.setup_render(renderer, tag);
93 unsigned lod = min<unsigned>(inst.get_level_of_detail(), meshes.size()-1);
94 meshes[lod]->draw(renderer);
95 inst.finish_render(renderer, tag);
98 const RenderPass *Object::get_pass(const Tag &tag) const
100 if(!technique || !technique->has_pass(tag))
102 return &technique->get_pass(tag);
106 Object::Loader::Loader(Object &o):
107 DataFile::CollectionObjectLoader<Object>(o, 0)
112 Object::Loader::Loader(Object &o, Collection &c):
113 DataFile::CollectionObjectLoader<Object>(o, &c)
118 void Object::Loader::init()
120 allow_pointer_reload = false;
122 add("mesh", &Loader::mesh_inline);
123 add("mesh", &Loader::mesh_inline_lod);
124 add("mesh", &Loader::mesh);
125 add("mesh", &Loader::mesh_lod);
126 add("technique", &Loader::technique_inline);
127 add("technique", &Loader::technique);
129 // Deprecated alias, will be removed
130 add("lod_mesh", &Loader::mesh_lod);
133 void Object::Loader::mesh_inline()
135 RefPtr<Mesh> msh = new Mesh;
137 obj.meshes.front() = msh;
140 void Object::Loader::mesh_inline_lod(unsigned l)
142 if(l>obj.meshes.size())
143 throw InvalidParameterValue("LODs must be continuous");
145 RefPtr<Mesh> msh = new Mesh;
147 if(l==obj.meshes.size())
148 obj.meshes.push_back(msh);
153 void Object::Loader::mesh(const std::string &n)
155 obj.set_mesh(get_collection().get<Mesh>(n));
158 void Object::Loader::mesh_lod(unsigned l, const string &n)
160 obj.set_mesh(l, get_collection().get<Mesh>(n));
163 void Object::Loader::technique_inline()
165 RefPtr<Technique> tech = new Technique;
167 load_sub(*tech, get_collection());
170 obj.technique = tech;
173 void Object::Loader::technique(const std::string &n)
175 obj.set_technique(get_collection().get<Technique>(n));