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45 lines
1.3 KiB
C++
45 lines
1.3 KiB
C++
#ifndef OPENMW_COMPONENTS_DETOURNAVIGATOR_HEIGHFIELDSHAPE_H
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#define OPENMW_COMPONENTS_DETOURNAVIGATOR_HEIGHFIELDSHAPE_H
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#include <components/bullethelpers/heightfield.hpp>
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#include <osg/Vec2i>
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#include <cstddef>
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#include <variant>
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namespace DetourNavigator
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{
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struct HeightfieldPlane
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{
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float mHeight;
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};
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struct HeightfieldSurface
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{
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const float* mHeights;
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std::size_t mSize;
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float mMinHeight;
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float mMaxHeight;
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};
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using HeightfieldShape = std::variant<HeightfieldPlane, HeightfieldSurface>;
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inline btVector3 getHeightfieldShift(const HeightfieldPlane& v, const osg::Vec2i& cellPosition, int cellSize)
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{
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return BulletHelpers::getHeightfieldShift(cellPosition.x(), cellPosition.y(), cellSize, v.mHeight, v.mHeight);
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}
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inline btVector3 getHeightfieldShift(const HeightfieldSurface& v, const osg::Vec2i& cellPosition, int cellSize)
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{
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return BulletHelpers::getHeightfieldShift(cellPosition.x(), cellPosition.y(), cellSize, v.mMinHeight, v.mMaxHeight);
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}
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inline btVector3 getHeightfieldShift(const HeightfieldShape& v, const osg::Vec2i& cellPosition, int cellSize)
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{
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return std::visit([&] (const auto& w) { return getHeightfieldShift(w, cellPosition, cellSize); }, v);
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}
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}
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#endif
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