public static void DrawScarf(DynamicLine[] lines, float opacity)
{
GLEnableCap blend = null;
if (opacity < 1)
{
blend = new GLEnableCap(EnableCap.Blend);
GL.BlendFunc(BlendingFactorSrc.SrcAlpha, BlendingFactorDest.OneMinusSrcAlpha);
}
GameDrawingMatrix.Enter();
VAO scarf = new VAO(false, true);//VAO does not need disposing, it does not allocate a buffer
bool t = false;
for (int i = 0; i < lines.Length; i++)
{
Color c = Color.FromArgb((byte)(255 * opacity), 209, 1, 1);
var alt = Color.FromArgb((byte)(255 * opacity), 255, 100, 100);
var diff = lines[i].Position2 - lines[i].Position;
var dangle = MathHelper.RadiansToDegrees(Math.Atan2(diff.Y, diff.X)) + 90;
Vector2d q1;
Vector2d q2;
Vector2d q3;
Vector2d q4;
float size = 2;
if (i == 0)
{
var diff2 = lines[i + 1].Position2 - lines[i + 1].Position;
var dangle2 = MathHelper.RadiansToDegrees(Math.Atan2(diff2.Y, diff2.X)) + 90;
Turtle turtle = new Turtle(lines[i].Position);
turtle.Move(dangle2, -(size / 2));
q1 = turtle.Point;
turtle.Move(0, size);
q2 = turtle.Point;
turtle.Point = lines[i].Position2;
turtle.Move(dangle, size / 2);
q3 = turtle.Point;
turtle.Move(0, -size);
q4 = turtle.Point;
}
else
{
var diff2 = lines[i - 1].Position2 - lines[i - 1].Position;
var dangle2 = MathHelper.RadiansToDegrees(Math.Atan2(diff2.Y, diff2.X)) + 90;
Turtle turtle = new Turtle(lines[i].Position);
turtle.Move(dangle2, -(size / 2));
q1 = turtle.Point;
turtle.Move(0, size);
q2 = turtle.Point;
turtle.Point = lines[i].Position2;
turtle.Move(dangle, size / 2);
q3 = turtle.Point;
turtle.Move(0, -size);
q4 = turtle.Point;
}
scarf.AddVertex(new Vertex((Vector2)q1, t ? c : alt));
scarf.AddVertex(new Vertex((Vector2)q2, t ? c : alt));
scarf.AddVertex(new Vertex((Vector2)q3, t ? c : alt));
scarf.AddVertex(new Vertex((Vector2)q4, t ? c : alt));
t = !t;
}
scarf.Draw(PrimitiveType.Quads);
GameDrawingMatrix.Exit();
if (blend != null)
{
blend.Dispose();
}
}
public static void DrawRider(float opacity, Rider rider, bool scarf = false, bool drawcontactpoints = false, bool momentumvectors = false)
{
if (scarf)
{
DrawScarf(rider.ScarfLines, opacity);
}
var points = rider.ModelAnchors;
DrawGraphic(Models.Leg, points[4].Position, points[9].Position, opacity);
DrawGraphic(Models.Arm, points[5].Position, points[7].Position, opacity);
if (!rider.Crashed)
{
RenderRoundedLine(points[7].Position, points[3].Position, Color.Black, 0.1f);
}
if (rider.SledBroken)
{
DrawGraphic(Models.BrokenSled, points[0].Position, points[3].Position, opacity);
}
else
{
DrawGraphic(Models.Sled, points[0].Position, points[3].Position, opacity);
}
DrawGraphic(Models.Leg, points[4].Position, points[8].Position, opacity);
if (!rider.Crashed)
{
DrawGraphic(Models.Bosh, points[4].Position, points[5].Position, opacity);
}
else
{
DrawGraphic(Models.BoshDead, points[4].Position, points[5].Position, opacity);
}
if (!rider.Crashed)
{
RenderRoundedLine(points[6].Position, points[3].Position, Color.Black, 0.1f);
}
DrawGraphic(Models.Arm, points[5].Position, points[6].Position, opacity);
List <Vertex> vertices = new List <Vertex>(300);
if (momentumvectors)
{
foreach (var anchor in rider.ModelAnchors)
{
var vec1 = anchor.Position;
var vec2 = vec1 + (anchor.Momentum);
vertices.AddRange(GenRoundedLine(vec1, vec2, Color.Red, 1f / 2, false));
}
}
if (drawcontactpoints)
{
var brokenpoints = Game.Track.Diagnose(rider);
for (var i = 0; i < rider.ModelLines.Length; i++)
{
var c = Color.FromArgb(255, Color.FromArgb(0xCC72B7));
if (rider.ModelLines[i] is BindLine)
{
continue;
}
else if (rider.ModelLines[i] is RepelLine)
{
c = Color.CornflowerBlue;
vertices.AddRange(GenRoundedLine(rider.ModelLines[i].Position, rider.ModelLines[i].Position2, c, 1f / 4, false));
}
else if (i <= 3)
{
vertices.AddRange(GenRoundedLine(rider.ModelLines[i].Position, rider.ModelLines[i].Position2, c, 1f / 4, false));
}
}
for (var i = 0; i < rider.ModelLines.Length; i++)
{
if (rider.ModelLines[i] is BindLine)
{
if (rider.Crashed)
{
continue;
}
if (brokenpoints.Contains(i))
{
vertices.AddRange(GenRoundedLine(rider.ModelLines[i].Position, rider.ModelLines[i].Position2, Color.DarkOrange, 1f / 4, false));
}
}
}
for (int i = 0; i < rider.ModelAnchors.Length; i++)
{
Color c = Color.Cyan;
if (((i == 0 || i == 1) && brokenpoints.Contains(-1)) || ((i == 4 || i == 5) && brokenpoints.Contains(-2)))
{
c = Color.Blue;
}
vertices.AddRange(GenRoundedLine(rider.ModelAnchors[i].Position, rider.ModelAnchors[i].Position, c, 1f / 4, false));
}
}
if (vertices.Count != 0)
{
VAO vao = new VAO(false, false);
vao.Texture = StaticRenderer.CircleTex;
vao.AddVerticies(vertices);
GL.BlendFunc(BlendingFactorSrc.SrcAlpha, BlendingFactorDest.OneMinusSrcAlpha);
vao.Draw(PrimitiveType.Triangles);
}
}
