buffertexture.hpp

/* This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

#pragma once

#include <gls/headercheck.hpp>
#include <gls/errorcheck.hpp>
#include <gls/objects/buffer.hpp>
#include <gls/objects/texture.hpp>

namespace gls {

template<GLenum InternalFormat>
class buffertexture : public buffer<GL_TEXTURE_BUFFER, GL_STREAM_DRAW>, public texture<GL_TEXTURE_BUFFER> {
public:
    buffertexture() :
        texture<GL_TEXTURE_BUFFER>( 0 )
    {
        data( 0, nullptr );
        texture::bind();
        check_gl_error( glTexBuffer( GL_TEXTURE_BUFFER, InternalFormat, buffer::name() ) );
        texture::unbind();
    }

    GLuint buffer_name() const {
        return buffer::name();
    }

    GLuint texture_name() const {
        return texture::name();
    }

    void bind() {
        texture::bind();
    }

    static void unbind() {
        texture::unbind();
    }
};

}