+
+bool
+Texture::set (shared_ptr<const Image> image)
+{
+ auto const create = !_size || image->size() != _size;
+ _size = image->size();
+
+ glPixelStorei (GL_UNPACK_ALIGNMENT, _unpack_alignment);
+ check_gl_error ("glPixelStorei");
+
+ auto const format = image->pixel_format() == AV_PIX_FMT_RGB24 ? GL_UNSIGNED_BYTE : GL_UNSIGNED_SHORT;
+ auto const internal_format = image->pixel_format() == AV_PIX_FMT_RGB24 ? GL_RGBA8 : GL_RGBA12;
+
+ if (create) {
+ glTexImage2D (GL_TEXTURE_2D, 0, internal_format, _size->width, _size->height, 0, GL_RGB, format, image->data()[0]);
+ check_gl_error ("glTexImage2D");
+ } else {
+ glTexSubImage2D (GL_TEXTURE_2D, 0, 0, 0, _size->width, _size->height, GL_RGB, format, image->data()[0]);
+ check_gl_error ("glTexSubImage2D");
+ }
+
+ return create;
+}
+