mirror of https://github.com/Chlumsky/msdfgen.git
20 lines
990 B
C++
20 lines
990 B
C++
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#pragma once
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#include "Vector2.h"
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#include "Scanline.h"
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#include "Shape.h"
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#include "BitmapRef.hpp"
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namespace msdfgen {
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/// Analytically constructs a scanline at y evaluating fill by linear interpolation of the SDF.
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void scanlineSDF(Scanline &line, const BitmapConstRef<float, 1> &sdf, const Vector2 &scale, const Vector2 &translate, bool inverseYAxis, double y);
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void scanlineSDF(Scanline &line, const BitmapConstRef<float, 3> &sdf, const Vector2 &scale, const Vector2 &translate, bool inverseYAxis, double y);
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/// Estimates the portion of the area that will be filled incorrectly when rendering using the SDF.
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double estimateSDFError(const BitmapConstRef<float, 1> &sdf, const Shape &shape, const Vector2 &scale, const Vector2 &translate, int scanlinesPerRow, FillRule fillRule = FILL_NONZERO);
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double estimateSDFError(const BitmapConstRef<float, 3> &sdf, const Shape &shape, const Vector2 &scale, const Vector2 &translate, int scanlinesPerRow, FillRule fillRule = FILL_NONZERO);
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}
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