internal void DrawSpriteGlyph(Texture2D texture, Vector4 dest, Vector4 source, Color color)
{
if (!m_DrawString_InProgress)
Logging.Fatal("BeginDrawString() must be called before DrawSpriteGlyph()");
Vector4 uv = new Vector4(
(float)source.X / texture.Width,
(float)source.Y / texture.Height,
(float)(source.X + source.Z) / texture.Width,
(float)(source.Y + source.W) / texture.Height);
VertexPositionTextureHueExtra[] v = new VertexPositionTextureHueExtra[4]
{
new VertexPositionTextureHueExtra(new Vector3(dest.X, dest.Y, m_DrawString_Depth), new Vector2(uv.X, uv.Y), color, Vector4.Zero), // top left
new VertexPositionTextureHueExtra(new Vector3(dest.X + dest.Z, dest.Y, m_DrawString_Depth), new Vector2(uv.Z, uv.Y), color, Vector4.Zero), // top right
new VertexPositionTextureHueExtra(new Vector3(dest.X, dest.Y + dest.W, m_DrawString_Depth), new Vector2(uv.X, uv.W), color, Vector4.Zero), // bottom left
new VertexPositionTextureHueExtra(new Vector3(dest.X + dest.Z, dest.Y + dest.W, m_DrawString_Depth), new Vector2(uv.Z, uv.W), color, Vector4.Zero) // bottom right
};
/*if (shadow != null)
{
Color shadow2 = new Color(
shadow.Value.R, shadow.Value.G,
shadow.Value.B, 128);
for (int i = 0; i < 4; i++)
{
VertexPositionTextureHueExtra v0 = v[i];
v0.Hue = shadow.Value;
v0.Position.Y += 1f;
m_DrawString_VertexList.Add(v0);
}
}*/
for (int i = 0; i < 4; i++)
m_DrawString_VertexList.Add(v[i]);
}
/// <summary>
/// Creates a circle shape with a designated border width. The circle begins and ends at border_origin_radians.
/// </summary>
public static Shape CreateBorderedCircle(Vector3 origin, float radius, float border_width, float border_origin_radians, Vector4 uv, BorderStyle style, Color? hue = null)
{
float inner_delta = 0f, outer_delta = 0f;
switch (style)
{
case BorderStyle.Centered:
inner_delta = outer_delta = border_width / 2f;
break;
case BorderStyle.Inside:
inner_delta = border_width;
break;
case BorderStyle.Outside:
outer_delta = border_width;
break;
}
int numSegments = segmentsForSmoothCircle(radius);
float radiansPerPoint = (Math.PI * 2) / numSegments;
Vector3[] pointsOutside = new Vector3[numSegments + 1], pointsInside = new Vector3[numSegments + 1];
// really, we only need to generate numPoints, but generating the final point (which is equal to the first point
// saves us a mod operation in the next for loop.
for (int i = 0; i < numSegments + 1; i++)
{
pointsOutside[i] = new Vector3(
origin.X + Math.Cos(radiansPerPoint * i + border_origin_radians) * (radius + outer_delta),
origin.Y + Math.Sin(radiansPerPoint * i + border_origin_radians) * (radius + outer_delta),
origin.Z);
pointsInside[i] = new Vector3(
origin.X + Math.Cos(radiansPerPoint * i + border_origin_radians) * (radius - inner_delta),
origin.Y + Math.Sin(radiansPerPoint * i + border_origin_radians) * (radius - inner_delta),
origin.Z);
}
VertexPositionTextureHueExtra[] vertices = new VertexPositionTextureHueExtra[(numSegments) * 4];
Color color = (hue.HasValue) ? hue.Value : Color.White;
for (int i = 0; i < numSegments; i++)
{
int i4 = i * 4;
int i6 = i * 6;
vertices[i4 + 0] = new VertexPositionTextureHueExtra(pointsOutside[i + 0], new Vector2(uv.X, uv.Y), color, Vector4.Zero);
vertices[i4 + 1] = new VertexPositionTextureHueExtra(pointsOutside[i + 1], new Vector2(uv.Z, uv.Y), color, Vector4.Zero);
vertices[i4 + 2] = new VertexPositionTextureHueExtra(pointsInside[i + 0], new Vector2(uv.X, uv.W), color, Vector4.Zero);
vertices[i4 + 3] = new VertexPositionTextureHueExtra(pointsInside[i + 1], new Vector2(uv.Z, uv.W), color, Vector4.Zero);
}
Shape shape = new Shape();
shape.Vertices = vertices;
return shape;
}
public static Shape CreateFilledCircle(Vector3 origin, float border_radius, float border_width, float border_origin_radians, Vector4 uv)
{
int numSegments = segmentsForSmoothCircle(border_radius);
float radiansPerPoint = (Math.PI * 2) / numSegments;
Vector3[] pointsOutside = new Vector3[numSegments + 1], pointsInside = new Vector3[numSegments + 1];
// really, we only need to generate numPoints, but generating the final point (which is equal to the first point
// saves us a mod operation in the next for loop.
for (int i = 0; i < numSegments + 1; i++)
{
pointsOutside[i] = new Vector3(
origin.X + Math.Cos(radiansPerPoint * i + border_origin_radians) * (border_radius),
origin.Y + Math.Sin(radiansPerPoint * i + border_origin_radians) * (border_radius),
origin.Z);
pointsInside[i] = new Vector3(
origin.X + Math.Cos(radiansPerPoint * i + border_origin_radians) * (border_radius - border_width),
origin.Y + Math.Sin(radiansPerPoint * i + border_origin_radians) * (border_radius - border_width),
origin.Z);
}
VertexPositionTextureHueExtra[] vertices = new VertexPositionTextureHueExtra[(numSegments) * 4];
for (int i = 0; i < numSegments; i++)
{
int i4 = i * 4;
int i6 = i * 6;
vertices[i4 + 0] = new VertexPositionTextureHueExtra(pointsOutside[i + 0], new Vector2(uv.X, uv.Y));
vertices[i4 + 1] = new VertexPositionTextureHueExtra(pointsOutside[i + 1], new Vector2(uv.Z, uv.Y));
vertices[i4 + 2] = new VertexPositionTextureHueExtra(pointsInside[i + 0], new Vector2(uv.X, uv.W));
vertices[i4 + 3] = new VertexPositionTextureHueExtra(pointsInside[i + 1], new Vector2(uv.Z, uv.W));
}
Shape shape = new Shape();
shape.Vertices = vertices;
return shape;
}
internal void DrawSpriteGlyphDF(Texture2D texture, Vector4 dest, Vector4 source, Color color, float font_scale)
{
if (!m_DrawString_InProgress)
Logging.Fatal("BeginDrawString() must be called before DrawSpriteGlyph()");
Vector4 uv = new Vector4(
(float)source.X / texture.Width,
(float)source.Y / texture.Height,
(float)(source.X + source.Z) / texture.Width,
(float)(source.Y + source.W) / texture.Height);
float smoothing = 0.4f * Math.Pow(0.333f, font_scale * 2f) + 0.05f;
Vector4 extra = new Vector4(0, 0, smoothing, 2);
VertexPositionTextureHueExtra[] v = new VertexPositionTextureHueExtra[4]
{
new VertexPositionTextureHueExtra(new Vector3(dest.X, dest.Y, m_DrawString_Depth), new Vector2(uv.X, uv.Y), color, extra), // top left
new VertexPositionTextureHueExtra(new Vector3(dest.X + dest.Z, dest.Y, m_DrawString_Depth), new Vector2(uv.Z, uv.Y), color, extra), // top right
new VertexPositionTextureHueExtra(new Vector3(dest.X, dest.Y + dest.W, m_DrawString_Depth), new Vector2(uv.X, uv.W), color, extra), // bottom left
new VertexPositionTextureHueExtra(new Vector3(dest.X + dest.Z, dest.Y + dest.W, m_DrawString_Depth), new Vector2(uv.Z, uv.W), color, extra) // bottom right
};
for (int i = 0; i < 4; i++)
m_DrawString_VertexList.Add(v[i]);
}