source/materials/material.cpp

   1 #include <msp/core/hash.h>
   2 #include <msp/strings/format.h>
   3 #include "basicmaterial.h"
   4 #include "gl.h"
   5 #include "pbrmaterial.h"
   6 #include "resources.h"
   7 #include "uniform.h"
   8 #include "unlitmaterial.h"
   9
  10 using namespace std;
  11
  12 namespace Msp {
  13 namespace GL {
  14
  15 const Program *Material::create_compatible_shader(const map<string, int> &extra_spec) const
  16 {
  17         string module_name;
  18         map<string, int> spec_values;
  19         fill_program_info(module_name, spec_values);
  20
  21         for(map<string, int>::const_iterator i=extra_spec.begin(); i!=extra_spec.end(); ++i)
  22                 spec_values[i->first] = i->second;
  23
  24         string info = module_name;
  25         for(map<string, int>::const_iterator i=spec_values.begin(); i!=spec_values.end(); ++i)
  26                 info += format(",%s:%d", i->first, i->second);
  27
  28         Resources &res = Resources::get_global();
  29         string name = format("_material_%016x.shader", hash64(info));
  30         Program *shprog = res.find<Program>(name);
  31         if(shprog)
  32                 return shprog;
  33
  34         const Module &module = res.get<Module>(module_name);
  35         shprog = new Program(module, spec_values);
  36         try
  37         {
  38                 res.add(name, shprog);
  39         }
  40         catch(...)
  41         {
  42                 delete shprog;
  43                 throw;
  44         }
  45
  46         return shprog;
  47 }
  48
  49 void Material::set_debug_name(const string &name)
  50 {
  51 #ifdef DEBUG
  52         shdata.set_debug_name(name+" [UBO]");
  53 #else
  54         (void)name;
  55 #endif
  56 }
  57
  58 Material::MaterialRegistry &Material::get_material_registry()
  59 {
  60         static MaterialRegistry registry;
  61         static bool initialized = false;
  62         if(!initialized)
  63         {
  64                 initialized = true;
  65                 registry.register_type<BasicMaterial>("basic");
  66                 registry.register_type<PbrMaterial>("pbr");
  67                 registry.register_type<UnlitMaterial>("unlit");
  68         }
  69         return registry;
  70 }
  71
  72
  73 Material::Loader::Loader(Material &m):
  74         CollectionObjectLoader(m, 0)
  75 { }
  76
  77 Material::Loader::Loader(Material &m, Collection &c):
  78         CollectionObjectLoader(m, &c)
  79 { }
  80
  81 void Material::Loader::init_actions()
  82 {
  83         add("sampler", &Loader::sampler);
  84 }
  85
  86 void Material::Loader::sampler(const string &name)
  87 {
  88         obj.sampler = &get_collection().get<Sampler>(name);
  89 }
  90
  91
  92 DataFile::Loader::ActionMap Material::GenericLoader::shared_actions;
  93
  94 Material::GenericLoader::GenericLoader(DataFile::Collection *c):
  95         coll(c),
  96         material(0),
  97         mat_loader(0)
  98 {
  99         set_actions(shared_actions);
 100 }
 101
 102 Material::GenericLoader::~GenericLoader()
 103 {
 104         delete material;
 105         delete mat_loader;
 106 }
 107
 108 void Material::GenericLoader::init_actions()
 109 {
 110         add("type", &GenericLoader::type);
 111 }
 112
 113 void Material::GenericLoader::type(const DataFile::Symbol &sym)
 114 {
 115         get_material_registry().invoke(sym.name, *this);
 116 }
 117
 118 } // namespace GL
 119 } // namespace Msp