#include "objectpass.h"
#include "program.h"
#include "programdata.h"
+#include "technique.h"
#include "texture.h"
#include "texunit.h"
Object::Object():
meshes(1, static_cast<Mesh *>(0)),
+ technique(0),
main_texture(0),
material(0)
-{
- normal_pass=&passes[0];
-}
+{ }
Object::~Object()
{
- for(map<unsigned, ObjectPass>::iterator i=passes.begin(); i!=passes.end(); ++i)
- delete i->second.shdata;
}
bool Object::has_pass(const Tag &tag) const
{
- return passes.count(tag.id);
+ if(technique)
+ return technique->has_pass(tag);
+ else
+ return tag.id==0;
}
-const ObjectPass &Object::get_pass(const Tag &tag) const
+void Object::render(const Tag &tag) const
{
- map<unsigned, ObjectPass>::const_iterator i=passes.find(tag.id);
- if(i==passes.end())
- throw KeyError("Unknown pass");
- return i->second;
+ const ObjectPass *pass=get_pass(tag);
+ setup_render(pass);
+ meshes[0]->draw();
+ finish_render(pass);
}
-void Object::render(const Tag &tag) const
+void Object::render(const ObjectInstance &inst, const Tag &tag) const
{
- render(get_pass(tag), 0);
+ const ObjectPass *pass=get_pass(tag);
+ setup_render(pass);
+ render_instance(inst, tag);
+ meshes[0]->draw();
+ finish_render(pass);
}
-void Object::render(const ObjectInstance &inst, const Tag &tag) const
+const ObjectPass *Object::get_pass(const Tag &tag) const
{
- render(get_pass(tag), &inst);
+ if(technique)
+ return &technique->get_pass(tag);
+ else if(tag.id==0)
+ return 0;
+ throw KeyError("Unknown pass");
}
-void Object::setup_render(const ObjectPass &pass) const
+void Object::setup_render(const ObjectPass *pass) const
{
if(!meshes[0])
throw InvalidState("Trying to render Object without mesh");
- if(pass.shprog)
+ if(pass && pass->shprog)
{
- pass.shprog->bind();
- pass.shdata->apply();
+ pass->shprog->bind();
+ pass->shdata->apply();
for(unsigned i=0; i<textures.size(); ++i)
{
TexUnit::activate(i);
textures[i]->bind();
}
}
- else if(main_texture && pass.use_textures)
+ else if(main_texture && (!pass || pass->use_textures))
main_texture->bind();
if(material)
- material->apply();
+ material->bind();
}
-void Object::finish_render(const ObjectPass &pass) const
+void Object::finish_render(const ObjectPass *pass) const
{
- if(pass.shprog)
+ if(pass && pass->shprog)
{
Program::unbind();
for(unsigned i=textures.size(); i--;)
}
else if(main_texture)
Texture::unbind();
-}
-
-void Object::render(const ObjectPass &pass, const ObjectInstance *inst) const
-{
- setup_render(pass);
-
- if(inst)
- render_instance(pass, *inst);
- else
- meshes[0]->draw();
- finish_render(pass);
+ if(material)
+ Material::unbind();
}
-void Object::render_instance(const ObjectPass &pass, const ObjectInstance &inst) const
+void Object::render_instance(const ObjectInstance &inst, const Tag &tag) const
{
- inst.setup_render(pass);
+ inst.setup_render(tag);
unsigned lod=min(inst.get_level_of_detail(), meshes.size()-1);
meshes[lod]->draw();
- inst.finish_render(pass);
+ inst.finish_render(tag);
}
add("material", &Object::material);
add("material_inline", &Loader::material_inline);
add("mesh", &Loader::mesh);
- add("pass", &Loader::pass);
- add("shader", &Loader::shader);
add("shader_texture", &Loader::shader_texture);
+ add("technique", &Loader::technique);
add("texture", &Loader::texture);
}
void Object::Loader::finish()
{
- for(map<unsigned, ObjectPass>::iterator i=obj.passes.begin(); i!=obj.passes.end(); ++i)
- if(i->second.shdata)
+ for(unsigned i=0; i<obj.textures.size(); ++i)
+ {
+ if(!obj.textures[i])
{
- for(unsigned j=0; j<textures.size(); ++j)
- i->second.shdata->uniform(i->second.shprog->get_uniform_location(textures[j]), static_cast<int>(j));
+ obj.textures[i]=obj.technique->get_texture(i);
+ if(!obj.textures[i])
+ throw Exception("Object does not specify all textures required by Technique");
}
+ }
}
void Object::Loader::lod_mesh(unsigned l, const string &n)
{
RefPtr<Material> mat=new Material;
load_sub(*mat);
- coll.add(format("%p%p", &obj, mat.get()), mat.get());
+ coll.add(format("_%p", mat.get()), mat.get());
obj.material=mat.release();
}
obj.meshes[0]=coll.get<Mesh>(n);
}
-void Object::Loader::pass(const string &n)
+void Object::Loader::shader_texture(const string &n)
{
- unsigned id=Tag(n).id;
- if(obj.passes.count(id))
- throw KeyError("Duplicate pass name");
- ObjectPass p;
- load_sub(p, coll);
- obj.passes[id]=p;
-}
+ if(!obj.technique)
+ throw InvalidState("Can't specify shader textures without a Technique");
-void Object::Loader::shader(const string &n)
-{
- Program *shprog=coll.get<Program>(n);
- if(shprog) // Allow for unsupported shaders
- {
- RefPtr<ProgramData> shdata=new ProgramData;
- load_sub(*shdata, *shprog);
+ unsigned eqsign=n.find('=');
+ if(eqsign==string::npos)
+ throw InvalidParameterValue("Must specify texture slot name");
- obj.normal_pass->shprog=shprog;
- if(obj.normal_pass->shdata)
- delete obj.normal_pass->shdata;
- obj.normal_pass->shdata=shdata.release();
- }
+ obj.textures[obj.technique->get_texture_index(n.substr(0, eqsign))]=coll.get<Texture>(n.substr(eqsign+1));
}
-void Object::Loader::shader_texture(const string &n)
+void Object::Loader::technique(const string &n)
{
- unsigned eqsign=n.find('=');
- if(eqsign!=string::npos)
- {
- obj.textures.push_back(coll.get<Texture>(n.substr(eqsign+1)));
- textures.push_back(n.substr(0, eqsign));
- }
- else
- {
- obj.textures.push_back(coll.get<Texture>(n));
- textures.push_back(n);
- }
+ obj.technique=coll.get<Technique>(n);
+ obj.textures.resize(obj.technique->get_n_textures());
+ obj.material=obj.technique->get_material();
}
void Object::Loader::texture(const string &n)
if(obj.main_texture)
throw Exception("Only one main texture may be specified");
- obj.main_texture=coll.get<Texture>(n);
- obj.textures.push_back(obj.main_texture);
- textures.push_back("texture");
+ Texture *tex=coll.get<Texture>(n);
+ if(obj.technique)
+ obj.textures[obj.technique->get_texture_index("texture")]=tex;
+ obj.main_texture=tex;
}
} // namespace GL