texture.h

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/* Conquer Space
 * Copyright (C) 2021-2025 Conquer Space
 *
 * 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 <https://www.gnu.org/licenses/>.
 */
#pragma once
 
#include <vector>
 
#include "engine/asset/asset.h"
 
namespace cqsp::asset {
 
struct TextureLoadingOptions {
    /*
    * True is nearest, false is linear
    */
    bool mag_filter = false;
};
 
class Texture : public Asset {
 public:
    int width;
    int height;
    unsigned int id;
    int texture_type;
 
    Texture();
    ~Texture();
 
    AssetType GetAssetType() override { return AssetType::TEXTURE; }
};
 
unsigned int CreateTexture(unsigned char* data, int width, int height, int components,
                           const TextureLoadingOptions& options);
 
void CreateTexture(Texture& texture, unsigned char* data, int width, int height, int components,
                   const TextureLoadingOptions& options = TextureLoadingOptions());
 
void LoadCubemapData(Texture& texture, std::vector<unsigned char*>& faces, int width, int height, int components,
                     TextureLoadingOptions& options);
 
bool SaveImage(const char* path, int width, int height, int components, const unsigned char* data, bool flip = true);
}  // namespace cqsp::asset