//public static Msdfgen.Shape CreateMsdfShape(GlyphContourBuilder glyphToContour, float pxScale)
//{
// List<GlyphContour> cnts = glyphToContour.GetContours();
// List<GlyphContour> newFitContours = new List<GlyphContour>();
// int j = cnts.Count;
// for (int i = 0; i < j; ++i)
// {
// newFitContours.Add(
// CreateFitContour(
// cnts[i], pxScale, false, true));
// }
// return CreateMsdfShape(newFitContours);
//}
//static Msdfgen.Shape CreateMsdfShape(List<GlyphContour> contours)
//{
// var shape = new Msdfgen.Shape();
// int j = contours.Count;
// for (int i = 0; i < j; ++i)
// {
// var cnt = new Msdfgen.Contour();
// shape.contours.Add(cnt);
// GlyphContour contour = contours[i];
// List<GlyphPart> parts = contour.parts;
// int m = parts.Count;
// for (int n = 0; n < m; ++n)
// {
// GlyphPart p = parts[n];
// switch (p.Kind)
// {
// default: throw new NotSupportedException();
// case GlyphPartKind.Curve3:
// {
// GlyphCurve3 curve3 = (GlyphCurve3)p;
// cnt.AddQuadraticSegment(
// curve3.FirstPoint.X, curve3.FirstPoint.Y,
// curve3.x1, curve3.y1,
// curve3.x2, curve3.y2
// );
// }
// break;
// case GlyphPartKind.Curve4:
// {
// GlyphCurve4 curve4 = (GlyphCurve4)p;
// cnt.AddCubicSegment(
// curve4.FirstPoint.X, curve4.FirstPoint.Y,
// curve4.x1, curve4.y1,
// curve4.x2, curve4.y2,
// curve4.x3, curve4.y3);
// }
// break;
// case GlyphPartKind.Line:
// {
// GlyphLine line = (GlyphLine)p;
// cnt.AddLine(
// line.FirstPoint.X, line.FirstPoint.Y,
// line.x1, line.y1);
// }
// break;
// }
// }
// }
// return shape;
//}
//static GlyphContour CreateFitContour(GlyphContour contour, float pixelScale, bool x_axis, bool y_axis)
//{
// GlyphContour newc = new GlyphContour();
// List<GlyphPart> parts = contour.parts;
// int m = parts.Count;
// for (int n = 0; n < m; ++n)
// {
// GlyphPart p = parts[n];
// switch (p.Kind)
// {
// default: throw new NotSupportedException();
// case GlyphPartKind.Curve3:
// {
// GlyphCurve3 curve3 = (GlyphCurve3)p;
// newc.AddPart(new GlyphCurve3(
// curve3.FirstPoint.X * pixelScale, curve3.FirstPoint.Y * pixelScale,
// curve3.x1 * pixelScale, curve3.y1 * pixelScale,
// curve3.x2 * pixelScale, curve3.y2 * pixelScale));
// }
// break;
// case GlyphPartKind.Curve4:
// {
// GlyphCurve4 curve4 = (GlyphCurve4)p;
// newc.AddPart(new GlyphCurve4(
// curve4.FirstPoint.X * pixelScale, curve4.FirstPoint.Y * pixelScale,
// curve4.x1 * pixelScale, curve4.y1 * pixelScale,
// curve4.x2 * pixelScale, curve4.y2 * pixelScale,
// curve4.x3 * pixelScale, curve4.y3 * pixelScale
// ));
// }
// break;
// case GlyphPartKind.Line:
// {
// GlyphLine line = (GlyphLine)p;
// newc.AddPart(new GlyphLine(
// line.FirstPoint.X * pixelScale, line.FirstPoint.Y * pixelScale,
// line.x1 * pixelScale, line.y1 * pixelScale
// ));
// }
// break;
// }
// }
// return newc;
//}
////---------------------------------------------------------------------
public static void PreviewSizeAndLocation(ExtMsdfGen.Shape shape, ExtMsdfGen.MsdfGenParams genParams,
out int imgW, out int imgH,
out Vector2 translate1)
{
double left = MAX;
double bottom = MAX;
double right = -MAX;
double top = -MAX;
shape.findBounds(ref left, ref bottom, ref right, ref top);
int w = (int)Math.Ceiling((right - left));
int h = (int)Math.Ceiling((top - bottom));
if (w < genParams.minImgWidth)
{
w = genParams.minImgWidth;
}
if (h < genParams.minImgHeight)
{
h = genParams.minImgHeight;
}
//temp, for debug with glyph 'I', tahoma font
//double edgeThreshold = 1.00000001;//default, if edgeThreshold < 0 then set edgeThreshold=1
//Msdfgen.Vector2 scale = new Msdfgen.Vector2(0.98714652956298199, 0.98714652956298199);
//double pxRange = 4;
//translate = new Msdfgen.Vector2(12.552083333333332, 4.0520833333333330);
//double range = pxRange / Math.Min(scale.x, scale.y);
int borderW = (int)((float)w / 5f) + 3;
//org
//var translate = new ExtMsdfgen.Vector2(left < 0 ? -left + borderW : borderW, bottom < 0 ? -bottom + borderW : borderW);
//test
var translate = new Vector2(-left + borderW, -bottom + borderW);
w += borderW * 2; //borders,left- right
h += borderW * 2; //borders, top- bottom
imgW = w;
imgH = h;
translate1 = translate;
}
public static SpriteTextureMapData <PixelFarm.CpuBlit.MemBitmap> CreateMsdfImage(ExtMsdfGen.Shape shape, MsdfGenParams genParams, EdgeBmpLut lutBuffer = null)
{
double left = MAX;
double bottom = MAX;
double right = -MAX;
double top = -MAX;
shape.findBounds(ref left, ref bottom, ref right, ref top);
int w = (int)Math.Ceiling((right - left));
int h = (int)Math.Ceiling((top - bottom));
if (w < genParams.minImgWidth)
{
w = genParams.minImgWidth;
}
if (h < genParams.minImgHeight)
{
h = genParams.minImgHeight;
}
//temp, for debug with glyph 'I', tahoma font
//double edgeThreshold = 1.00000001;//default, if edgeThreshold < 0 then set edgeThreshold=1
//Msdfgen.Vector2 scale = new Msdfgen.Vector2(0.98714652956298199, 0.98714652956298199);
//double pxRange = 4;
//translate = new Msdfgen.Vector2(12.552083333333332, 4.0520833333333330);
//double range = pxRange / Math.Min(scale.x, scale.y);
int borderW = (int)((float)w / 5f) + 3;
//org
//var translate = new ExtMsdfgen.Vector2(left < 0 ? -left + borderW : borderW, bottom < 0 ? -bottom + borderW : borderW);
//test
var translate = new Vector2(-left + borderW, -bottom + borderW);
w += borderW * 2; //borders,left- right
h += borderW * 2; //borders, top- bottom
double edgeThreshold = genParams.edgeThreshold;
if (edgeThreshold < 0)
{
edgeThreshold = 1.00000001; //use default if edgeThreshold <0
}
var scale = new Vector2(genParams.scaleX, genParams.scaleY); //scale
double range = genParams.pxRange / Math.Min(scale.x, scale.y);
//---------
FloatRGBBmp frgbBmp = new FloatRGBBmp(w, h);
EdgeColoring.edgeColoringSimple(shape, genParams.angleThreshold);
if (lutBuffer != null)
{
MsdfGenerator.generateMSDF2(frgbBmp,
shape,
range,
scale,
translate,//translate to positive quadrant
edgeThreshold,
lutBuffer);
}
else
{
MsdfGenerator.generateMSDF(frgbBmp,
shape,
range,
scale,
translate,//translate to positive quadrant
edgeThreshold);
}
var spriteData = new SpriteTextureMapData <PixelFarm.CpuBlit.MemBitmap>(0, 0, w, h);
spriteData.Source = PixelFarm.CpuBlit.MemBitmap.CreateFromCopy(w, h, MsdfGenerator.ConvertToIntBmp(frgbBmp));
spriteData.TextureXOffset = (float)translate.x;
spriteData.TextureYOffset = (float)translate.y;
return(spriteData);
}