initial commit, 4.5 stable

thirdparty/msdfgen/core/render-sdf.h

@@ -0,0 +1,23 @@
+
+#pragma once
+
+#include "Vector2.hpp"
+#include "Range.hpp"
+#include "BitmapRef.hpp"
+
+namespace msdfgen {
+
+/// Reconstructs the shape's appearance into output from the distance field sdf.
+void renderSDF(const BitmapRef<float, 1> &output, const BitmapConstRef<float, 1> &sdf, Range sdfPxRange = 0, float sdThreshold = .5f);
+void renderSDF(const BitmapRef<float, 3> &output, const BitmapConstRef<float, 1> &sdf, Range sdfPxRange = 0, float sdThreshold = .5f);
+void renderSDF(const BitmapRef<float, 1> &output, const BitmapConstRef<float, 3> &sdf, Range sdfPxRange = 0, float sdThreshold = .5f);
+void renderSDF(const BitmapRef<float, 3> &output, const BitmapConstRef<float, 3> &sdf, Range sdfPxRange = 0, float sdThreshold = .5f);
+void renderSDF(const BitmapRef<float, 1> &output, const BitmapConstRef<float, 4> &sdf, Range sdfPxRange = 0, float sdThreshold = .5f);
+void renderSDF(const BitmapRef<float, 4> &output, const BitmapConstRef<float, 4> &sdf, Range sdfPxRange = 0, float sdThreshold = .5f);
+
+/// Snaps the values of the floating-point bitmaps into one of the 256 values representable in a standard 8-bit bitmap.
+void simulate8bit(const BitmapRef<float, 1> &bitmap);
+void simulate8bit(const BitmapRef<float, 3> &bitmap);
+void simulate8bit(const BitmapRef<float, 4> &bitmap);
+
+}