1 /**

     2  * ShaderShark

     3  * Copyright © 2023 František Kučera (Frantovo.cz, GlobalCode.info)

     4  *

     5  * This program is free software: you can redistribute it and/or modify

     6  * it under the terms of the GNU General Public License as published by

     7  * the Free Software Foundation, version 3 of the License.

     8  *

     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.

    13  *

    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/>.

    16  */

    17 

    18 #pragma once

    19 

    20 #include <string>

    21 

    22 #include "Buffer.h"

    23 

    24 class Texture {

    25 public:

    26 

    27 	/**

    28 	 * @param width horizontal pixel count

    29 	 * @param height vertical pixel count

    30 	 * @param img RGBA pixels, 8 bits per channel, size == width * height * 4

    31 	 * @param fileName not used by this class, just stored for others

    32 	 */

    33 	Texture(int width, int height, const Buffer& img,

    34 			const std::string& fileName);

    35 	virtual ~Texture();

    36 	GLuint getId() const;

    37 	const std::string getFileName() const;

    38 	int getWidth() const;

    39 	int getHeight() const;

    40 	GLfloat getRatio() const;

    41 	void update(int width, int height, const Buffer& img);

    42 private:

    43 	class Impl;

    44 	Impl* impl;

    45 	Texture(const Texture&) = delete;

    46 	Texture& operator=(const Texture&) = delete;

    47 };