- switch(ctype)
- {
- case PNG_COLOR_TYPE_GRAY: fmt=LUMINANCE8; planes=1; break;
- case PNG_COLOR_TYPE_GRAY_ALPHA: fmt=LUMINANCE8_ALPHA8; planes=2; break;
- case PNG_COLOR_TYPE_RGB: fmt=RGB8; planes=3; break;
- case PNG_COLOR_TYPE_RGB_ALPHA: fmt=RGBA8; planes=4; break;
- default: throw Exception("Invalid color type");
- }
+UInt64 Texture2D::get_data_size() const
+{
+ return id ? width*height*get_component_count(ifmt) : 0;
+}
+
+void Texture2D::unload()
+{
+ glDeleteTextures(1, &id);
+ id = 0;
+ // TODO check which params actually need refreshing
+ dirty_params = -1;
+}
+
+
+Texture2D::Loader::Loader(Texture2D &t):
+ DataFile::DerivedObjectLoader<Texture2D, Texture::Loader>(t)
+{
+ init();
+}
+
+Texture2D::Loader::Loader(Texture2D &t, Collection &c):
+ DataFile::DerivedObjectLoader<Texture2D, Texture::Loader>(t, c)
+{
+ init();
+}
+
+void Texture2D::Loader::init()
+{
+ add("image_data", &Loader::image_data);
+ add("raw_data", &Loader::raw_data);
+ add("storage", &Loader::storage);
+ add("storage", &Loader::storage_b);
+}
+
+void Texture2D::Loader::image_data(const string &data)
+{
+ Graphics::Image img;
+ IO::Memory mem(data.data(), data.size());
+ img.load_io(mem);
+
+ obj.image(img, srgb);
+}
+
+void Texture2D::Loader::raw_data(const string &data)
+{
+ obj.image(0, get_base_pixelformat(obj.ifmt), UNSIGNED_BYTE, data.data());
+}
+
+void Texture2D::Loader::storage(PixelFormat fmt, unsigned w, unsigned h)
+{
+ if(srgb)
+ fmt = get_srgb_pixelformat(fmt);
+ obj.storage(fmt, w, h);
+}