68 lines
2.0 KiB
C++
68 lines
2.0 KiB
C++
/*
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MIT License
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Copyright (c) 2025 tobid7
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in all
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copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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SOFTWARE.
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*/
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#pragma once
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#include <palladium>
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namespace D7RC {
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class Atlas {
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public:
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Atlas(int size = 1024);
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~Atlas() {}
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/**
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* Function that tries to find a free place and if found
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* it will place the Image there and create a UV Entry
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*
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* @param img Uses Palladium Image Ref
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*/
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bool AppendImage(PD::Image::Ref img, const std::string& name);
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void Pack();
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void LoadTextures();
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/**
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* Get a Texture from the Atlas
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* Warning: Palladium Backend needs to be init!!!
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*/
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PD::Li::Texture::Ref Get(const std::string& name);
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void pSplit(int i, PD::ivec4 pos);
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struct Entry {
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PD::Li::Rect UV;
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PD::ivec2 Size;
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std::string Name;
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PD::ivec2 iPos; // data that does not get written
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PD::Image::Ref iImg; // Temp ref
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PD::Li::Texture::Ref iTex; // tmp (on load)
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};
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std::vector<Entry> Entries;
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PD::ivec2 Size;
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PD::ivec2 Max;
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std::vector<PD::ivec4> Space;
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std::vector<PD::u8> Img;
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PD::Li::Texture::Ref pTex;
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};
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} // namespace D7RC
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