Add a datafile statement to use an external image for a texture

[libs/gl.git] / source / texture.cpp

diff --git a/source/texture.cpp b/source/texture.cpp
index bda29f05cdd5a2c63f93f8cc334503c1c8e1ef97..97a73d9e6f59c81b3f8ca5f85f55219a02476da7 100644 (file)
--- a/source/texture.cpp
+++ b/source/texture.cpp
@@ -288,6 +288,7 @@ void Texture::Loader::init()
        else
                srgb = false;
 
+       add("external_image", &Loader::external_image);
        add("filter", &Loader::filter);
        add("max_anisotropy", &Loader::max_anisotropy);
        add("generate_mipmap", &Loader::generate_mipmap);
@@ -300,6 +301,15 @@ void Texture::Loader::init()
        add("wrap_t",     &Loader::wrap_t);
 }
 
+void Texture::Loader::external_image(const string &fn)
+{
+       Graphics::Image img;
+       RefPtr<IO::Seekable> io = get_collection().open_raw(fn);
+       img.load_io(*io);
+
+       obj.image(img, srgb);
+}
+
 void Texture::Loader::filter(TextureFilter f)
 {
        obj.set_filter(f);