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Diffstat (limited to 'assetFactory/texturePacker.h')
-rw-r--r-- | assetFactory/texturePacker.h | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/assetFactory/texturePacker.h b/assetFactory/texturePacker.h new file mode 100644 index 0000000..8e2061b --- /dev/null +++ b/assetFactory/texturePacker.h @@ -0,0 +1,36 @@ +#pragma once + +#include <glm/vec2.hpp> +#include <span> +#include <vector> + +class TexturePacker { +public: + using Position = glm::uvec2; + using Size = glm::uvec2; + + struct Area { + Position position; + Size size; + bool + operator<(const Area & other) const + { + return area(size) < area(other.size); + } + }; + using Image = Size; + using Space = Area; + using Positions = std::vector<Position>; + using Result = std::pair<Positions, Size>; + + TexturePacker(std::vector<Image>); + + Result pack(Size) const; + Result pack() const; + + Size minSize() const; + static decltype(Size::x) area(const Size & size); + +private: + std::vector<Image> inputImages; +}; |