public TextureRenderVx CreateRenderVx(VertexStore vxs)
{
#if DEBUG
//_msdfGen.dbugWriteMsdfTexture = true;
#endif
ExtMsdfGen.SpriteTextureMapData <MemBitmap> spriteTextureMap = _msdfGen.GenerateMsdfTexture(vxs);
TextureRenderVx textureRenderVx = new TextureRenderVx(spriteTextureMap);
return(textureRenderVx);
}
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);
}