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/* postFX.hpp
Copyright (c) 2010 - 2011 by Felix Lauer and Simon Schneegans
This program is free software: you can redistribute it and/or modify it
under the terms of the GNU General Public License as published by the Free
Software Foundation, either version 3 of the License, or (at your option)
any later version.
This program is distributed in the hope that it will be useful, but WITHOUT
ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
more details.
You should have received a copy of the GNU General Public License along with
this program. If not, see <http://www.gnu.org/licenses/>. */
# ifndef POSTFX_HPP_INCLUDED
# define POSTFX_HPP_INCLUDED
# include "System/Vector2f.hpp"
# include <SFML/Graphics.hpp>
/// A namespace for post processing shaders.
namespace postFX {
/// Updates the internal bumpmap GLSL shader.
/// It will not do so, when settings::C_shaders is set to false.
void update();
/// Notifies the shader of explosions.
/// For flash effects.
void onExplosion();
/// Returns a pointer to the active shader.
/// If an error occured, it will return NULL.
sf::Shader* get();
/// Checks, whether GLSL shaders are supported on the current hardware.
bool supported();
/// Loads and compiles the post processing shader.
/// Has to be called once at the beginnig of the program.
void load();
}
# endif // POSTFX_HPP_INCLUDED
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