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 "camera.h"
   6 #include "error.h"
   7 #include "font.h"
   8 #include "keyframe.h"
   9 #include "light.h"
  10 #include "lighting.h"
  11 #include "material.h"
  12 #include "mesh.h"
  13 #include "module.h"
  14 #include "object.h"
  15 #include "sequencetemplate.h"
  16 #include "pose.h"
  17 #include "program.h"
  18 #include "resourcemanager.h"
  19 #include "resources.h"
  20 #include "sampler.h"
  21 #include "scene.h"
  22 #include "technique.h"
  23 #include "texture1d.h"
  24 #include "texture2d.h"
  25 #include "texture2darray.h"
  26 #include "texturecube.h"
  27 #include "glsl/compiler.h"
  28
  29 using namespace std;
  30
  31 namespace Msp {
  32 namespace GL {
  33
  34 void init_shaderlib(DataFile::BuiltinSource &);
  35 void init_builtin_data(DataFile::BuiltinSource &);
  36
  37 Resources *Resources::global_resources = 0;
  38
  39 Resources::Resources(bool set_as_global):
  40         default_tex_filter(Texture::can_generate_mipmap() ? LINEAR_MIPMAP_LINEAR : LINEAR),
  41         default_tex_anisotropy(1.0f),
  42         srgb_conversion(false),
  43         resource_manager(0)
  44 {
  45         add_type<Animation>().suffix(".anim").keyword("animation");
  46         add_type<Armature>().suffix(".arma").keyword("armature");
  47         add_type<Camera>().keyword("camera");
  48         add_type<Font>().keyword("font");
  49         add_type<KeyFrame>().suffix(".kframe").keyword("keyframe");
  50         add_type<Light>().keyword("light");
  51         add_type<Lighting>().suffix(".lightn").keyword("lighting");
  52         add_type<Material>().suffix(".mat")
  53                 .creator(&Resources::create_material).notify(&Resources::set_debug_name<Material>);
  54         add_type<Mesh>().keyword("mesh")
  55                 .creator(&Resources::create_mesh).notify(&Resources::set_debug_name<Mesh>);
  56         add_type<Module>().suffix(".glsl").suffix(".spv")
  57                 .creator(&Resources::create_module);
  58         add_type<Object>().keyword("object");
  59         add_type<SequenceTemplate>().suffix(".seq").keyword("sequence");
  60         add_type<Pose>().keyword("pose");
  61         add_type<Program>().keyword("shader")
  62                 .creator(&Resources::create_program).notify(&Resources::set_debug_name<Program>);
  63         add_type<Sampler>().suffix(".samp").keyword("sampler")
  64                 .notify(&Resources::set_debug_name<Sampler>);
  65         add_type<Scene>().suffix(".scene")
  66                 .creator(&Resources::create_scene);
  67         add_type<Technique>().suffix(".tech").keyword("technique")
  68                 .notify(&Resources::set_debug_name<Technique>);
  69         add_type<Texture1D>().base<Texture>().suffix(".tex1d").keyword("texture1d")
  70                 .notify(&Resources::set_debug_name<Texture1D>);
  71         add_type<Texture2D>().base<Texture>().suffix(".tex2d").suffix(".png").suffix(".jpg").keyword("texture2d")
  72                 .creator(&Resources::create_texture2d).notify(&Resources::set_debug_name<Texture2D>);
  73         add_type<Texture3D>().base<Texture>().suffix(".tex3d").keyword("texture3d")
  74                 .notify(&Resources::set_debug_name<Texture3D>);
  75         add_type<TextureCube>().base<Texture>().suffix(".texcb").keyword("texture_cube")
  76                 .notify(&Resources::set_debug_name<TextureCube>);
  77         add_type<Texture2DArray>().base<Texture>().suffix(".tex2da").keyword("texture2d_array")
  78                 .notify(&Resources::set_debug_name<Texture2DArray>);
  79
  80         add_source(get_builtins());
  81
  82         if(set_as_global && !global_resources)
  83                 global_resources = this;
  84 }
  85
  86 Resources::~Resources()
  87 {
  88         if(this==global_resources)
  89                 global_resources = 0;
  90 }
  91
  92 Resources &Resources::get_global()
  93 {
  94         if(!global_resources)
  95                 throw invalid_operation("no global resources");
  96         return *global_resources;
  97 }
  98
  99 const DataFile::CollectionSource &Resources::get_builtins()
 100 {
 101         static DataFile::BuiltinSource builtins;
 102         bool init_done = false;
 103
 104         if(!init_done)
 105         {
 106                 init_builtin_data(builtins);
 107                 init_shaderlib(builtins);
 108                 init_done = true;
 109         }
 110
 111         return builtins;
 112 }
 113
 114 void Resources::set_default_texture_filter(TextureFilter tf)
 115 {
 116         default_tex_filter = tf;
 117 }
 118
 119 void Resources::set_default_texture_anisotropy(float a)
 120 {
 121         default_tex_anisotropy = a;
 122 }
 123
 124 void Resources::set_srgb_conversion(bool c)
 125 {
 126         srgb_conversion = c;
 127 }
 128
 129 void Resources::set_resource_manager(ResourceManager *m)
 130 {
 131         resource_manager = m;
 132 }
 133
 134 Material *Resources::create_material(const string &name)
 135 {
 136         if(RefPtr<IO::Seekable> io = open_raw(name))
 137         {
 138                 DataFile::Parser parser(*io, name);
 139                 Material::GenericLoader ldr(this);
 140                 ldr.load(parser);
 141                 return ldr.get_material();
 142         }
 143
 144         return 0;
 145 }
 146
 147 Mesh *Resources::create_mesh(const string &name)
 148 {
 149         if(!resource_manager)
 150                 return 0;
 151
 152         if(RefPtr<IO::Seekable> io = open_raw(name))
 153         {
 154                 RefPtr<Mesh> mesh = new Mesh(resource_manager);
 155                 resource_manager->set_resource_location(*mesh, *this, name);
 156                 return mesh.release();
 157         }
 158
 159         return 0;
 160 }
 161
 162 Scene *Resources::create_scene(const string &name)
 163 {
 164         if(RefPtr<IO::Seekable> io = open_raw(name))
 165         {
 166                 DataFile::Parser parser(*io, name);
 167                 Scene::GenericLoader ldr(*this);
 168                 ldr.load(parser);
 169                 return ldr.get_scene();
 170         }
 171
 172         return 0;
 173 }
 174
 175 Texture2D *Resources::create_texture2d(const string &name)
 176 {
 177         string ext = FS::extpart(name);
 178         if(ext==".tex2d" && !resource_manager)
 179                 return 0;
 180
 181         if(RefPtr<IO::Seekable> io = open_raw(name))
 182         {
 183                 RefPtr<Texture2D> tex;
 184
 185                 if(ext==".tex2d")
 186                 {
 187                         tex = new Texture2D(resource_manager);
 188                         DataFile::Parser parser(*io, name);
 189                         Texture2D::Loader ldr(*tex, *this);
 190                         ldr.load(parser);
 191                 }
 192                 else
 193                 {
 194                         // Verify that the image is loadable
 195                         Graphics::Image image;
 196                         if(!resource_manager)
 197                                 image.load_io(*io);
 198
 199                         tex = new Texture2D(resource_manager);
 200                         Sampler &samp = tex->get_default_sampler();
 201                         if(is_mipmapped(default_tex_filter))
 202                         {
 203                                 tex->set_auto_generate_mipmap(true);
 204                                 samp.set_mag_filter(LINEAR);
 205                         }
 206                         else
 207                                 samp.set_mag_filter(default_tex_filter);
 208                         samp.set_min_filter(default_tex_filter);
 209                         samp.set_max_anisotropy(default_tex_anisotropy);
 210
 211                         if(resource_manager)
 212                                 resource_manager->set_resource_location(*tex, *this, name);
 213                         else
 214                                 tex->image(image);
 215                 }
 216
 217                 return tex.release();
 218         }
 219
 220         return 0;
 221 }
 222
 223 Module *Resources::create_module(const string &name)
 224 {
 225         string ext = FS::extpart(name);
 226         if(ext!=".glsl" && ext!=".spv")
 227                 return 0;
 228
 229         if(RefPtr<IO::Seekable> io = open_raw(name))
 230         {
 231                 if(ext==".glsl")
 232                 {
 233                         RefPtr<GlslModule> module = new GlslModule;
 234                         module->load_source(*io, this, name);
 235                         return module.release();
 236                 }
 237                 else if(ext==".spv")
 238                 {
 239                         RefPtr<SpirVModule> module = new SpirVModule;
 240                         module->load_code(*io);
 241                         return module.release();
 242                 }
 243         }
 244         else if(ext==".spv")
 245         {
 246                 if((io = open_raw(FS::basepart(name)+".glsl")))
 247                 {
 248                         RefPtr<SpirVModule> module = new SpirVModule;
 249                         module->load_source(*io, this, name);
 250                         return module.release();
 251                 }
 252         }
 253
 254         return 0;
 255 }
 256
 257 Program *Resources::create_program(const string &name)
 258 {
 259         string ext = FS::extpart(name);
 260         string base = FS::basepart(name);
 261         string ext2 = FS::extpart(base);
 262         if(ext==".shader" && (ext2==".glsl" || ext2==".spv"))
 263         {
 264                 Module &module = get<Module>(base);
 265                 RefPtr<Program> shprog = new Program;
 266                 shprog->add_stages(module);
 267                 shprog->link();
 268                 return shprog.release();
 269         }
 270
 271         return 0;
 272 }
 273
 274 template<typename T>
 275 void Resources::set_debug_name(const string &name, T &item)
 276 {
 277 #ifdef DEBUG
 278         item.set_debug_name(name);
 279 #endif
 280 }
 281
 282
 283 Resources::Loader::Loader(Resources &r):
 284         DerivedObjectLoader<Resources, Collection::Loader>(r)
 285 {
 286         add("scene", &Loader::scene);
 287 }
 288
 289 void Resources::Loader::scene(const string &name)
 290 {
 291         Scene::GenericLoader ldr(obj);
 292         load_sub_with(ldr);
 293         obj.add(name, ldr.get_scene());
 294 }
 295
 296 } // namespace GL
 297 } // namespace Msp