2 // Copyright (C) 2006 Matthias Braun <matze@braunis.de>
4 // This program is free software: you can redistribute it and/or modify
5 // it under the terms of the GNU General Public License as published by
6 // the Free Software Foundation, either version 3 of the License, or
7 // (at your option) any later version.
9 // This program is distributed in the hope that it will be useful,
10 // but WITHOUT ANY WARRANTY; without even the implied warranty of
11 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 // GNU General Public License for more details.
14 // You should have received a copy of the GNU General Public License
15 // along with this program. If not, see <http://www.gnu.org/licenses/>.
17 #ifndef HEADER_SUPERTUX_VIDEO_GL_SURFACE_DATA_HPP
18 #define HEADER_SUPERTUX_VIDEO_GL_SURFACE_DATA_HPP
20 #include "video/surface.hpp"
21 #include "video/surface_data.hpp"
23 class GLSurfaceData : public SurfaceData
26 const Surface &surface;
33 GLSurfaceData(const Surface& surface_) :
35 uv_left((float) surface.get_x() / surface.get_texture()->get_texture_width()),
36 uv_top((float) surface.get_y() / surface.get_texture()->get_texture_height()),
37 uv_right((float) (surface.get_x() + surface.get_width()) / surface.get_texture()->get_texture_width()),
38 uv_bottom((float) (surface.get_y() + surface.get_height()) / surface.get_texture()->get_texture_height())
42 float get_uv_left() const
44 return surface.get_flipx() ? uv_right : uv_left;
47 float get_uv_top() const
52 float get_uv_right() const
54 return surface.get_flipx() ? uv_left : uv_right;
57 float get_uv_bottom() const