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 "backend.h"
   6 #include "basicmaterial.h"
   7 #include "camera.h"
   8 #include "directionallight.h"
   9 #include "error.h"
  10 #include "font.h"
  11 #include "keyframe.h"
  12 #include "lighting.h"
  13 #include "mesh.h"
  14 #include "module.h"
  15 #include "object.h"
  16 #include "occludedscene.h"
  17 #include "orderedscene.h"
  18 #include "pbrmaterial.h"
  19 #include "sequencetemplate.h"
  20 #include "pointlight.h"
  21 #include "pose.h"
  22 #include "program.h"
  23 #include "resourcemanager.h"
  24 #include "resources.h"
  25 #include "sampler.h"
  26 #include "simplescene.h"
  27 #include "technique.h"
  28 #include "texture1d.h"
  29 #include "texture2d.h"
  30 #include "texture2darray.h"
  31 #include "texturecube.h"
  32 #include "unlitmaterial.h"
  33 #include "zsortedscene.h"
  34 #include "glsl/compiler.h"
  35
  36 using namespace std;
  37
  38 namespace Msp {
  39 namespace GL {
  40
  41 void init_shaderlib(DataFile::BuiltinSource &);
  42 void init_builtin_data(DataFile::BuiltinSource &);
  43
  44 Resources *Resources::global_resources = 0;
  45
  46 Resources::Resources(bool set_as_global):
  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                 .notify(&set_debug_name<Module>);
  68         add_type<Object>().base<Renderable>().keyword("object");
  69         add_type<OccludedScene>().base<Scene>().base<Renderable>().suffix(".scene")
  70                 .creator([this](const string &n) -> OccludedScene * { create_generic<Scene>(n); return 0; });
  71         add_type<OrderedScene>().base<Scene>().base<Renderable>().suffix(".scene")
  72                 .creator([this](const string &n) -> OrderedScene * { create_generic<Scene>(n); return 0; });
  73         add_type<PbrMaterial>().base<Material>().suffix(".mat")
  74                 .creator([this](const string &n) -> PbrMaterial * { create_generic<Material>(n); return 0; })
  75                 .notify(&set_debug_name<Material>);
  76         add_type<PointLight>().base<Light>().suffix(".light")
  77                 .creator([this](const string &n) -> PointLight * { create_generic<Light>(n); return 0; });
  78         add_type<SequenceTemplate>().suffix(".seq").keyword("sequence");
  79         add_type<Pose>().keyword("pose");
  80         add_type<Program>().keyword("shader")
  81                 .creator([this](const string &n){ return create_program(n); })
  82                 .notify(&set_debug_name<Program>);
  83         add_type<Sampler>().suffix(".samp").keyword("sampler")
  84                 .notify(&set_debug_name<Sampler>);
  85         add_type<SimpleScene>().base<Scene>().base<Renderable>().suffix(".scene")
  86                 .creator([this](const string &n) -> SimpleScene * { create_generic<Scene>(n); return 0; });
  87         add_type<Technique>().suffix(".tech").keyword("technique")
  88                 .notify(&set_debug_name<Technique>);
  89         add_type<Texture1D>().base<Texture>().suffix(".tex")
  90                 .creator([this](const string &n) -> Texture1D * { create_texture(n); return 0; })
  91                 .notify(&set_debug_name<Texture1D>);
  92         add_type<Texture2D>().base<Texture>().suffix(".tex").suffix(".png").suffix(".jpg")
  93                 .creator([this](const string &n) -> Texture2D * { create_texture(n); return 0; })
  94                 .notify(&set_debug_name<Texture2D>);
  95         add_type<Texture3D>().base<Texture>().suffix(".tex")
  96                 .creator([this](const string &n) -> Texture3D * { create_texture(n); return 0; })
  97                 .notify(&set_debug_name<Texture3D>);
  98         add_type<TextureCube>().base<Texture>().suffix(".tex")
  99                 .creator([this](const string &n) -> TextureCube * { create_texture(n); return 0; })
 100                 .notify(&set_debug_name<TextureCube>);
 101         add_type<Texture2DArray>().base<Texture>().suffix(".tex")
 102                 .creator([this](const string &n) -> Texture2DArray * { create_texture(n); return 0; })
 103                 .notify(&set_debug_name<Texture2DArray>);
 104         add_type<UnlitMaterial>().base<Material>().suffix(".mat")
 105                 .creator([this](const string &n) -> UnlitMaterial * { create_generic<Material>(n); return 0; })
 106                 .notify(&set_debug_name<Material>);
 107         add_type<ZSortedScene>().base<Scene>().base<Renderable>().suffix(".scene")
 108                 .creator([this](const string &n) -> ZSortedScene * { create_generic<Scene>(n); return 0; });
 109
 110         add_source(get_builtins());
 111
 112         if(set_as_global && !global_resources)
 113                 global_resources = this;
 114 }
 115
 116 Resources::~Resources()
 117 {
 118         if(this==global_resources)
 119                 global_resources = 0;
 120 }
 121
 122 Resources &Resources::get_global()
 123 {
 124         if(!global_resources)
 125                 throw invalid_operation("no global resources");
 126         return *global_resources;
 127 }
 128
 129 const DataFile::CollectionSource &Resources::get_builtins()
 130 {
 131         static DataFile::BuiltinSource builtins;
 132         bool init_done = false;
 133
 134         if(!init_done)
 135         {
 136                 init_builtin_data(builtins);
 137                 init_shaderlib(builtins);
 138                 init_done = true;
 139         }
 140
 141         return builtins;
 142 }
 143
 144 void Resources::set_resource_manager(ResourceManager *m)
 145 {
 146         resource_manager = m;
 147 }
 148
 149 template<typename T, typename L>
 150 T *Resources::create_generic(const string &name)
 151 {
 152         if(RefPtr<IO::Seekable> io = open_raw(name))
 153         {
 154                 DataFile::Parser parser(*io, name);
 155                 L ldr(*this);
 156                 ldr.load(parser);
 157                 ldr.store_object(*this, name);
 158         }
 159
 160         return 0;
 161 }
 162
 163 Mesh *Resources::create_mesh(const string &name)
 164 {
 165         if(!resource_manager || name[0]=='_')
 166                 return 0;
 167
 168         if(RefPtr<IO::Seekable> io = open_raw(name))
 169         {
 170                 RefPtr<Mesh> mesh = new Mesh;
 171                 mesh->set_manager(resource_manager);
 172                 resource_manager->set_resource_location(*mesh, *this, name);
 173                 return mesh.release();
 174         }
 175
 176         return 0;
 177 }
 178
 179 Texture *Resources::create_texture(const string &name)
 180 {
 181         bool managed = (resource_manager && name[0]!='_');
 182
 183         string ext = FS::extpart(name);
 184         if(ext==".tex")
 185         {
 186                 if(managed)
 187                         return create_generic<Texture, GenericResourceLoader<Texture>>(name);
 188                 else
 189                         return create_generic<Texture>(name);
 190         }
 191
 192         if(RefPtr<IO::Seekable> io = open_raw(name))
 193         {
 194                 RefPtr<Texture2D> tex;
 195
 196                 // Verify that the image is loadable
 197                 Graphics::Image image;
 198                 if(!managed)
 199                         image.load_io(*io);
 200
 201                 tex = new Texture2D;
 202
 203                 if(managed)
 204                 {
 205                         tex->set_manager(resource_manager);
 206                         resource_manager->set_resource_location(*tex, *this, name);
 207                 }
 208                 else
 209                         tex->image(image);
 210
 211                 add(name, tex.get());
 212                 tex.release();
 213         }
 214
 215         return 0;
 216 }
 217
 218 Module *Resources::create_module(const string &name)
 219 {
 220         string ext = FS::extpart(name);
 221         if(ext!=".glsl" && ext!=".spv")
 222                 return 0;
 223
 224         if(RefPtr<IO::Seekable> io = open_raw(name))
 225         {
 226                 if(ext==".glsl")
 227                 {
 228                         RefPtr<Module> module;
 229                         if(get_backend_api()==VULKAN)
 230                                 module = new SpirVModule;
 231                         else
 232                                 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