source/resources/resources.cpp

   1 #include <msp/datafile/builtinsource.h>
   2 #include <msp/fs/utils.h>
   3 #include "animation.h"
   4 #include "armature.h"
   5 #include "basicmaterial.h"
   6 #include "camera.h"
   7 #include "directionallight.h"
   8 #include "error.h"
   9 #include "font.h"
  10 #include "keyframe.h"
  11 #include "lighting.h"
  12 #include "mesh.h"
  13 #include "module.h"
  14 #include "object.h"
  15 #include "occludedscene.h"
  16 #include "orderedscene.h"
  17 #include "pbrmaterial.h"
  18 #include "sequencetemplate.h"
  19 #include "pointlight.h"
  20 #include "pose.h"
  21 #include "program.h"
  22 #include "resourcemanager.h"
  23 #include "resources.h"
  24 #include "sampler.h"
  25 #include "simplescene.h"
  26 #include "technique.h"
  27 #include "texture1d.h"
  28 #include "texture2d.h"
  29 #include "texture2darray.h"
  30 #include "texturecube.h"
  31 #include "unlitmaterial.h"
  32 #include "zsortedscene.h"
  33 #include "glsl/compiler.h"
  34
  35 using namespace std;
  36
  37 namespace Msp {
  38 namespace GL {
  39
  40 void init_shaderlib(DataFile::BuiltinSource &);
  41 void init_builtin_data(DataFile::BuiltinSource &);
  42
  43 Resources *Resources::global_resources = 0;
  44
  45 Resources::Resources(bool set_as_global):
  46         srgb_conversion(false),
  47         resource_manager(0)
  48 {
  49         add_type<Animation>().suffix(".anim").keyword("animation");
  50         add_type<Armature>().suffix(".arma").keyword("armature");
  51         add_type<BasicMaterial>().base<Material>().suffix(".mat")
  52                 .creator([this](const string &n) -> BasicMaterial * { create_generic<Material>(n); return 0; })
  53                 .notify(&set_debug_name<Material>);
  54         add_type<Camera>().keyword("camera")
  55                 .notify(&set_debug_name<Camera>);
  56         add_type<DirectionalLight>().base<Light>().suffix(".light")
  57                 .creator([this](const string &n) -> DirectionalLight * { create_generic<Light>(n); return 0; });
  58         add_type<Font>().keyword("font");
  59         add_type<KeyFrame>().suffix(".kframe").keyword("keyframe");
  60         add_type<Lighting>().suffix(".lightn").keyword("lighting")
  61                 .notify(&set_debug_name<Lighting>);
  62         add_type<Mesh>().keyword("mesh")
  63                 .creator([this](const string &n){ return create_mesh(n); })
  64                 .notify(&set_debug_name<Mesh>);
  65         add_type<Module>().suffix(".glsl").suffix(".spv")
  66                 .creator([this](const string &n){ return create_module(n); });
  67         add_type<Object>().base<Renderable>().keyword("object");
  68         add_type<OccludedScene>().base<Scene>().base<Renderable>().suffix(".scene")
  69                 .creator([this](const string &n) -> OccludedScene * { create_generic<Scene>(n); return 0; });
  70         add_type<OrderedScene>().base<Scene>().base<Renderable>().suffix(".scene")
  71                 .creator([this](const string &n) -> OrderedScene * { create_generic<Scene>(n); return 0; });
  72         add_type<PbrMaterial>().base<Material>().suffix(".mat")
  73                 .creator([this](const string &n) -> PbrMaterial * { create_generic<Material>(n); return 0; })
  74                 .notify(&set_debug_name<Material>);
  75         add_type<PointLight>().base<Light>().suffix(".light")
  76                 .creator([this](const string &n) -> PointLight * { create_generic<Light>(n); return 0; });
  77         add_type<SequenceTemplate>().suffix(".seq").keyword("sequence");
  78         add_type<Pose>().keyword("pose");
  79         add_type<Program>().keyword("shader")
  80                 .creator([this](const string &n){ return create_program(n); })
  81                 .notify(&set_debug_name<Program>);
  82         add_type<Sampler>().suffix(".samp").keyword("sampler")
  83                 .notify(&set_debug_name<Sampler>);
  84         add_type<SimpleScene>().base<Scene>().base<Renderable>().suffix(".scene")
  85                 .creator([this](const string &n) -> SimpleScene * { create_generic<Scene>(n); return 0; });
  86         add_type<Technique>().suffix(".tech").keyword("technique")
  87                 .notify(&set_debug_name<Technique>);
  88         add_type<Texture1D>().base<Texture>().suffix(".tex")
  89                 .creator([this](const string &n) -> Texture1D * { create_texture(n); return 0; })
  90                 .notify(&set_debug_name<Texture1D>);
  91         add_type<Texture2D>().base<Texture>().suffix(".tex").suffix(".png").suffix(".jpg")
  92                 .creator([this](const string &n) -> Texture2D * { create_texture(n); return 0; })
  93                 .notify(&set_debug_name<Texture2D>);
  94         add_type<Texture3D>().base<Texture>().suffix(".tex")
  95                 .creator([this](const string &n) -> Texture3D * { create_texture(n); return 0; })
  96                 .notify(&set_debug_name<Texture3D>);
  97         add_type<TextureCube>().base<Texture>().suffix(".tex")
  98                 .creator([this](const string &n) -> TextureCube * { create_texture(n); return 0; })
  99                 .notify(&set_debug_name<TextureCube>);
 100         add_type<Texture2DArray>().base<Texture>().suffix(".tex")
 101                 .creator([this](const string &n) -> Texture2DArray * { create_texture(n); return 0; })
 102                 .notify(&set_debug_name<Texture2DArray>);
 103         add_type<UnlitMaterial>().base<Material>().suffix(".mat")
 104                 .creator([this](const string &n) -> UnlitMaterial * { create_generic<Material>(n); return 0; })
 105                 .notify(&set_debug_name<Material>);
 106         add_type<ZSortedScene>().base<Scene>().base<Renderable>().suffix(".scene")
 107                 .creator([this](const string &n) -> ZSortedScene * { create_generic<Scene>(n); return 0; });
 108
 109         add_source(get_builtins());
 110
 111         if(set_as_global && !global_resources)
 112                 global_resources = this;
 113 }
 114
 115 Resources::~Resources()
 116 {
 117         if(this==global_resources)
 118                 global_resources = 0;
 119 }
 120
 121 Resources &Resources::get_global()
 122 {
 123         if(!global_resources)
 124                 throw invalid_operation("no global resources");
 125         return *global_resources;
 126 }
 127
 128 const DataFile::CollectionSource &Resources::get_builtins()
 129 {
 130         static DataFile::BuiltinSource builtins;
 131         bool init_done = false;
 132
 133         if(!init_done)
 134         {
 135                 init_builtin_data(builtins);
 136                 init_shaderlib(builtins);
 137                 init_done = true;
 138         }
 139
 140         return builtins;
 141 }
 142
 143 void Resources::set_srgb_conversion(bool c)
 144 {
 145         srgb_conversion = c;
 146 }
 147
 148 void Resources::set_resource_manager(ResourceManager *m)
 149 {
 150         resource_manager = m;
 151 }
 152
 153 template<typename T, typename L>
 154 T *Resources::create_generic(const string &name)
 155 {
 156         if(RefPtr<IO::Seekable> io = open_raw(name))
 157         {
 158                 DataFile::Parser parser(*io, name);
 159                 L ldr(*this);
 160                 ldr.load(parser);
 161                 ldr.store_object(*this, name);
 162         }
 163
 164         return 0;
 165 }
 166
 167 Mesh *Resources::create_mesh(const string &name)
 168 {
 169         if(!resource_manager || name[0]=='_')
 170                 return 0;
 171
 172         if(RefPtr<IO::Seekable> io = open_raw(name))
 173         {
 174                 RefPtr<Mesh> mesh = new Mesh;
 175                 mesh->set_manager(resource_manager);
 176                 resource_manager->set_resource_location(*mesh, *this, name);
 177                 return mesh.release();
 178         }
 179
 180         return 0;
 181 }
 182
 183 Texture *Resources::create_texture(const string &name)
 184 {
 185         bool managed = (resource_manager && name[0]!='_');
 186
 187         string ext = FS::extpart(name);
 188         if(ext==".tex")
 189         {
 190                 if(managed)
 191                         return create_generic<Texture, GenericResourceLoader<Texture>>(name);
 192                 else
 193                         return create_generic<Texture>(name);
 194         }
 195
 196         if(RefPtr<IO::Seekable> io = open_raw(name))
 197         {
 198                 RefPtr<Texture2D> tex;
 199
 200                 // Verify that the image is loadable
 201                 Graphics::Image image;
 202                 if(!managed)
 203                         image.load_io(*io);
 204
 205                 tex = new Texture2D;
 206
 207                 if(managed)
 208                 {
 209                         tex->set_manager(resource_manager);
 210                         resource_manager->set_resource_location(*tex, *this, name);
 211                 }
 212                 else
 213                         tex->image(image);
 214
 215                 add(name, tex.get());
 216                 tex.release();
 217         }
 218
 219         return 0;
 220 }
 221
 222 Module *Resources::create_module(const string &name)
 223 {
 224         string ext = FS::extpart(name);
 225         if(ext!=".glsl" && ext!=".spv")
 226                 return 0;
 227
 228         if(RefPtr<IO::Seekable> io = open_raw(name))
 229         {
 230                 if(ext==".glsl")
 231                 {
 232                         RefPtr<GlslModule> module = new GlslModule;
 233                         module->load_source(*io, this, name);
 234                         return module.release();
 235                 }
 236                 else if(ext==".spv")
 237                 {
 238                         RefPtr<SpirVModule> module = new SpirVModule;
 239                         module->load_code(*io);
 240                         return module.release();
 241                 }
 242         }
 243         else if(ext==".spv")
 244         {
 245                 if((io = open_raw(FS::basepart(name)+".glsl")))
 246                 {
 247                         RefPtr<SpirVModule> module = new SpirVModule;
 248                         module->load_source(*io, this, name);
 249                         return module.release();
 250                 }
 251         }
 252
 253         return 0;
 254 }
 255
 256 Program *Resources::create_program(const string &name)
 257 {
 258         string ext = FS::extpart(name);
 259         string base = FS::basepart(name);
 260         string ext2 = FS::extpart(base);
 261         if(ext==".shader" && (ext2==".glsl" || ext2==".spv"))
 262         {
 263                 Module &module = get<Module>(base);
 264                 RefPtr<Program> shprog = new Program;
 265                 shprog->add_stages(module);
 266                 return shprog.release();
 267         }
 268
 269         return 0;
 270 }
 271
 272 template<typename T>
 273 void Resources::set_debug_name(const string &name, T &item)
 274 {
 275 #ifdef DEBUG
 276         item.set_debug_name(name);
 277 #endif
 278 }
 279
 280
 281 Resources::Loader::Loader(Resources &r):
 282         DerivedObjectLoader<Resources, Collection::Loader>(r)
 283 {
 284         add("light", &Loader::generic<Light>);
 285         add("material", &Loader::generic<Material>);
 286         add("scene", &Loader::generic<Scene>);
 287         add("texture", &Loader::generic<Texture, GenericResourceLoader<Texture>>);
 288 }
 289
 290 template<typename T, typename L>
 291 void Resources::Loader::generic(const string &name)
 292 {
 293         L ldr(obj);
 294         load_sub_with(ldr);
 295         ldr.store_object(obj, name);
 296 }
 297
 298
 299 template<typename T>
 300 void Resources::GenericResourceLoader<T>::type(const DataFile::Symbol &t)
 301 {
 302         T::GenericLoader::type(t);
 303         this->object->set_manager(resources.resource_manager);
 304 }
 305
 306 } // namespace GL
 307 } // namespace Msp