source/resources.cpp

   1 #include <msp/datafile/builtinsource.h>
   2 #include <msp/fs/utils.h>
   3 #include <msp/gl/extensions/sgis_generate_mipmap.h>
   4 #include "animation.h"
   5 #include "armature.h"
   6 #include "font.h"
   7 #include "keyframe.h"
   8 #include "material.h"
   9 #include "mesh.h"
  10 #include "object.h"
  11 #include "pose.h"
  12 #include "program.h"
  13 #include "programcompiler.h"
  14 #include "resourcemanager.h"
  15 #include "resources.h"
  16 #include "technique.h"
  17 #include "texture1d.h"
  18 #include "texture2d.h"
  19 #include "texture2darray.h"
  20 #include "texturecube.h"
  21
  22 using namespace std;
  23
  24 namespace Msp {
  25 namespace GL {
  26
  27 void init_shaderlib(DataFile::BuiltinSource &);
  28
  29 Resources::Resources():
  30         default_tex_filter(SGIS_generate_mipmap ? LINEAR_MIPMAP_LINEAR : LINEAR),
  31         srgb_conversion(false),
  32         resource_manager(0)
  33 {
  34         add_type<Animation>().suffix(".anim").keyword("animation");
  35         add_type<Armature>().suffix(".arma").keyword("armature");
  36         add_type<Font>().keyword("font");
  37         add_type<KeyFrame>().suffix(".kframe").keyword("keyframe");
  38         add_type<Material>().suffix(".mat").keyword("material");
  39         add_type<Mesh>().keyword("mesh").creator(&Resources::create_mesh);
  40         add_type<Object>().keyword("object");
  41         add_type<Pose>().keyword("pose");
  42         add_type<Program>().keyword("shader").suffix(".glsl").creator(&Resources::create_program);
  43         add_type<Technique>().suffix(".tech").keyword("technique");
  44         add_type<Texture1D>().base<Texture>().suffix(".tex1d").keyword("texture1d");
  45         add_type<Texture2D>().base<Texture>().suffix(".tex2d").suffix(".png").suffix(".jpg").keyword("texture2d").creator(&Resources::create_texture2d);
  46         add_type<Texture3D>().base<Texture>().suffix(".tex3d").keyword("texture3d");
  47         add_type<TextureCube>().base<Texture>().suffix(".texcb").keyword("texture_cube");
  48         add_type<Texture2DArray>().base<Texture>().suffix(".tex2da").keyword("texture2d_array");
  49
  50         add_source(get_builtins());
  51 }
  52
  53 const DataFile::CollectionSource &Resources::get_builtins()
  54 {
  55         static DataFile::BuiltinSource builtins;
  56         bool init_done = false;
  57
  58         if(!init_done)
  59         {
  60                 init_shaderlib(builtins);
  61                 init_done = true;
  62         }
  63
  64         return builtins;
  65 }
  66
  67 void Resources::set_default_texture_filter(TextureFilter tf)
  68 {
  69         default_tex_filter = tf;
  70 }
  71
  72 void Resources::set_srgb_conversion(bool c)
  73 {
  74         srgb_conversion = c;
  75 }
  76
  77 void Resources::set_resource_manager(ResourceManager *m)
  78 {
  79         resource_manager = m;
  80 }
  81
  82 Mesh *Resources::create_mesh(const string &name)
  83 {
  84         if(!resource_manager)
  85                 return 0;
  86
  87         if(RefPtr<IO::Seekable> io = open_from_sources(name))
  88         {
  89                 RefPtr<GL::Mesh> mesh = new GL::Mesh(resource_manager);
  90                 resource_manager->set_resource_location(*mesh, *this, name);
  91                 return mesh.release();
  92         }
  93
  94         return 0;
  95 }
  96
  97 Texture2D *Resources::create_texture2d(const string &name)
  98 {
  99         string ext = FS::extpart(name);
 100         if(ext==".tex2d")
 101                 return 0;
 102
 103         if(RefPtr<IO::Seekable> io = open_from_sources(name))
 104         {
 105                 Graphics::Image image;
 106                 if(!resource_manager)
 107                         image.load_io(*io);
 108
 109                 RefPtr<GL::Texture2D> tex = new GL::Texture2D(resource_manager);
 110
 111                 if(is_mipmapped(default_tex_filter))
 112                 {
 113                         tex->set_generate_mipmap(true);
 114                         tex->set_mag_filter(LINEAR);
 115                 }
 116                 else
 117                         tex->set_mag_filter(default_tex_filter);
 118                 tex->set_min_filter(default_tex_filter);
 119
 120                 if(resource_manager)
 121                         resource_manager->set_resource_location(*tex, *this, name);
 122                 else
 123                         tex->image(image, srgb_conversion);
 124                 return tex.release();
 125         }
 126
 127         return 0;
 128 }
 129
 130 Program *Resources::create_program(const string &name)
 131 {
 132         string ext = FS::extpart(name);
 133         if(ext==".shader")
 134                 return 0;
 135
 136         if(RefPtr<IO::Seekable> io = open_from_sources(name))
 137         {
 138                 ProgramCompiler compiler;
 139                 compiler.compile(*io, this);
 140                 RefPtr<Program> program = new Program;
 141                 compiler.add_shaders(*program);
 142                 program->link();
 143                 return program.release();
 144         }
 145
 146         return 0;
 147 }
 148
 149 } // namespace GL
 150 } // namespace Msp