mirror of
https://github.com/DarkStore-3DS/Universal-Core.git
synced 2026-07-03 00:39:23 +00:00
Pk11
91 lines
2.5 KiB
C++
91 lines
2.5 KiB
C++
/*
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* This file is part of Universal-Core
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* Copyright (C) 2021 Universal-Team
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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* Additional Terms 7.b and 7.c of GPLv3 apply to this file:
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* * Requiring preservation of specified reasonable legal notices or
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* author attributions in that material or in the Appropriate Legal
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* Notices displayed by works containing it.
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* * Prohibiting misrepresentation of the origin of that material,
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* or requiring that modified versions of such material be marked in
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* reasonable ways as different from the original version.
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*/
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#include "spritesheet.hpp"
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#include <nds.h>
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Image Spritesheet::_blank = Image(nullptr, 0);
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Spritesheet::Spritesheet(const std::vector<std::string> &paths, const std::vector<u32> indexes) {
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// Attempt to load from the given paths
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FILE *file = nullptr;
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for(const auto &path : paths) {
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file = fopen(path.c_str(), "rb");
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if(file)
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break;
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}
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// Return if no file found
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if(!file)
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return;
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u32 magic;
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fread(&magic, 4, 1, file);
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if(magic != 0x5844542E) // '.TDX'
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return;
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u32 imageCount;
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fread(&imageCount, 4, 1, file);
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_images.resize(imageCount);
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for(u32 i = 0; i < imageCount; i++) {
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if(indexes.size() == 0 || std::find(indexes.begin(), indexes.end(), i) != indexes.end()) {
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fseek(file, 0x10 + i * 8, SEEK_SET);
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u32 offset, size;
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fread(&offset, 4, 1, file);
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fread(&size, 4, 1, file);
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u8 *grf = new u8[size];
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fseek(file, offset, SEEK_SET);
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fread(grf, 1, size, file);
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_images[i] = new Image(grf, 0);
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delete[] grf;
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} else {
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_images[i] = nullptr;
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}
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}
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fclose(file);
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}
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Spritesheet::~Spritesheet(void) {
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for(Image *image : _images) {
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if(image)
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delete image;
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}
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}
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Image &Spritesheet::operator[](size_t index) const {
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if(_images[index] && index < _images.size())
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return *_images[index];
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else
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return _blank;
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} |