internal VGFont(VGDevice device, VGFillRule fillRule, float emSquareSize, float leadingSize, IDictionary<char, VGGlyphInfo> glyphs, VGFontMode mode)
: this(device, fillRule, emSquareSize, leadingSize)
{
StencilVertex[] vertices;
CharBuffer[] defs;
CombineVertices(glyphs, out vertices, out defs, out _maxGlyphExtents);
FontMode = mode;
if (mode == VGFontMode.CPU)
{
_bufferedGlyphs = new VertexBuffer(device.GraphicsDevice, StencilVertex.VertexDeclaration, vertices.Length, BufferUsage.WriteOnly);
_bufferedGlyphs.SetData(vertices);
}
else
{
int h = vertices.Length / device.MaxTextureSize;
int s = device.MaxTextureSize * h;
if (h > 0)
{
Vertices = new Texture2D(device.GraphicsDevice, device.MaxTextureSize, 1 + h, false, SurfaceFormat.Vector4);
Vertices.SetData(0, new Rectangle(0, 0, device.MaxTextureSize, h), vertices, 0, s);
Vertices.SetData(0, new Rectangle(0, h, vertices.Length - s, 1), vertices, s, vertices.Length - s);
}
else
{
Vertices = new Texture2D(device.GraphicsDevice, vertices.Length, 1, false, SurfaceFormat.Vector4);
Vertices.SetData(vertices);
}
}
for (int i = 0; i < defs.Length; i++)
{
var def = defs[i];
var info = glyphs[def.Character];
_glyphs[def.Character] = new BufferGlyph(_bufferedGlyphs, def.Offset, def.Triangles, info.Advance);
}
}
internal VGFont(VGDevice device, Loaders.VGFontData fontData, VGFontMode mode)
: this(device, fontData.FillRule, fontData.EmSquareSize, fontData.LeadingSize)
{
_maxGlyphExtents = fontData.Extents;
KerningTable = fontData.Kerning;
FontMode = mode;
if (mode == VGFontMode.CPU)
{
_bufferedGlyphs = new VertexBuffer(device.GraphicsDevice, StencilVertex.VertexDeclaration, fontData.Vertices.Length, BufferUsage.WriteOnly);
_bufferedGlyphs.SetData(fontData.Vertices);
}
else
{
int h = fontData.Vertices.Length / device.MaxTextureSize;
int s = device.MaxTextureSize * h;
Vertices = new Texture2D(device.GraphicsDevice, device.MaxTextureSize, 1 + h, false, SurfaceFormat.Vector4);
if (h > 0) Vertices.SetData(0, new Rectangle(0, 0, device.MaxTextureSize, h), fontData.Vertices, 0, s);
Vertices.SetData(0, new Rectangle(0, h, fontData.Vertices.Length - s, 1), fontData.Vertices, s, fontData.Vertices.Length - s);
}
foreach(var def in fontData.Glyphs)
_glyphs[def.Character] = new BufferGlyph(_bufferedGlyphs, def.Offset, def.Triangles, def.Escape);
}