1 #ifndef MSP_GL_MATERIAL_H_
2 #define MSP_GL_MATERIAL_H_
4 #include <msp/core/typeregistry.h>
5 #include <msp/datafile/collection.h>
6 #include <msp/datafile/objectloader.h>
8 #include "programdata.h"
17 class Loader: public DataFile::CollectionObjectLoader<Material>
21 Loader(Material &, Collection &);
23 virtual void init_actions();
26 void sampler(const std::string &);
34 const Texture *texture;
36 Property(): value(T()), texture(0) { }
40 class PropertyLoader: public DataFile::DerivedObjectLoader<Material, Loader>
43 PropertyLoader(C &m): DerivedObjectLoader<Material, Loader>(m) { }
44 PropertyLoader(C &m, Collection &c): DerivedObjectLoader<Material, Loader>(m, c) { }
46 void add_property(const std::string &, void (C::*)(float), void (C::*)(const Texture *));
47 void add_property(const std::string &, void (C::*)(const Color &), void (C::*)(const Texture *), bool);
48 void add_property(const std::string &, void (C::*)(const Texture *));
50 void property_value_scalar(void (C::*)(float), float);
51 void property_value_rgb(void (C::*)(const Color &), float, float, float);
52 void property_value_rgba(void (C::*)(const Color &), float, float, float, float);
53 void property_value_srgb(void (C::*)(const Color &), float, float, float);
54 void property_value_srgb_alpha(void (C::*)(const Color &), float, float, float, float);
55 void property_texture(void (C::*)(const Texture *), const std::string &);
59 class GenericLoader: public DataFile::Loader
65 void operator()(const std::string &, GenericLoader &) const;
68 DataFile::Collection *coll;
72 static ActionMap shared_actions;
75 GenericLoader(DataFile::Collection * = 0);
78 Material *get_material() { Material *m = material; material = 0; return m; }
80 virtual void init_actions();
82 void type(const DataFile::Symbol &);
84 friend class Material;
88 typedef TypeRegistry<GenericLoader::CreateMaterial, GenericLoader &> MaterialRegistry;
91 const Sampler *sampler;
94 Material(): sampler(0) { }
96 virtual ~Material() { }
98 virtual const Program *create_compatible_shader(const std::map<std::string, int> & = std::map<std::string, int>()) const;
100 virtual void fill_program_info(std::string &, std::map<std::string, int> &) const = 0;
103 /** Returns the uniforms for the material. */
104 const ProgramData &get_shader_data() const { return shdata; }
106 virtual const Tag *get_texture_tags() const = 0;
107 virtual const Texture *get_texture(Tag) const = 0;
108 virtual const Sampler *get_sampler(Tag) const { return sampler; }
110 void set_debug_name(const std::string &);
113 static void register_type(const std::string &);
115 static MaterialRegistry &get_material_registry();
119 void Material::register_type(const std::string &kw)
121 get_material_registry().register_type<T>(kw);
126 void Material::PropertyLoader<C>::add_property(const std::string &kw, void (C::*set_value)(float), void (C::*set_texture)(const Texture *))
128 add(kw, &PropertyLoader<C>::property_value_scalar, set_value);
130 add(kw+"_map", &PropertyLoader<C>::property_texture, set_texture);
134 void Material::PropertyLoader<C>::add_property(const std::string &kw, void (C::*set_value)(const Color &), void (C::*set_texture)(const Texture *), bool allow_alpha)
136 add(kw, &PropertyLoader<C>::property_value_rgb, set_value);
137 add(kw+"_srgb", &PropertyLoader<C>::property_value_srgb, set_value);
140 add(kw, &PropertyLoader<C>::property_value_rgba, set_value);
141 add(kw+"_srgb", &PropertyLoader<C>::property_value_srgb_alpha, set_value);
144 add(kw+"_map", &PropertyLoader<C>::property_texture, set_texture);
148 void Material::PropertyLoader<C>::add_property(const std::string &kw, void (C::*set_texture)(const Texture *))
150 add(kw+"_map", &PropertyLoader<C>::property_texture, set_texture);
154 void Material::PropertyLoader<C>::property_value_scalar(void (C::*set_value)(float), float value)
156 (static_cast<C &>(obj).*set_value)(value);
160 void Material::PropertyLoader<C>::property_value_rgb(void (C::*set_value)(const Color &), float r, float g, float b)
162 (static_cast<C &>(obj).*set_value)(Color(r, g, b));
166 void Material::PropertyLoader<C>::property_value_rgba(void (C::*set_value)(const Color &), float r, float g, float b, float a)
168 (static_cast<C &>(obj).*set_value)(Color(r, g, b, a));
172 void Material::PropertyLoader<C>::property_value_srgb(void (C::*set_value)(const Color &), float r, float g, float b)
174 (static_cast<C &>(obj).*set_value)(Color(r, g, b).to_linear());
178 void Material::PropertyLoader<C>::property_value_srgb_alpha(void (C::*set_value)(const Color &), float r, float g, float b, float a)
180 (static_cast<C &>(obj).*set_value)(Color(r, g, b, a).to_linear());
184 void Material::PropertyLoader<C>::property_texture(void (C::*set_texture)(const Texture *), const std::string &name)
186 /* The static_cast around get_collection is needed because otherwise Android
187 SDK's g++ 4.9 fails to parse get<Texture> as a template function call */
188 (static_cast<C &>(obj).*set_texture)(&static_cast<Collection &>(get_collection()).get<Texture>(name));
193 void Material::GenericLoader::CreateMaterial<T>::operator()(const std::string &, GenericLoader &ldr) const
196 throw std::logic_error("Material type was already specified");
201 ldr.mat_loader = new typename T::Loader(*mat, *ldr.coll);
203 ldr.mat_loader = new typename T::Loader(*mat);
204 ldr.add_auxiliary_loader(*ldr.mat_loader);