public static void DrawSolidPolygon(PrimitiveBatch primitiveBatch, Vector2[] vertices, int count, Color color, bool outline)
{
if (!primitiveBatch.IsReady())
{
throw new InvalidOperationException("BeginCustomDraw must be called before drawing anything.");
}
if (count == 2)
{
DrawPolygon(primitiveBatch, vertices, count, color);
return;
}
Color colorFill = color * (outline ? 0.5f : 1.0f);
for (int i = 1; i < count - 1; i++)
{
primitiveBatch.AddVertex(vertices[0], colorFill, PrimitiveType.TriangleList);
primitiveBatch.AddVertex(vertices[i], colorFill, PrimitiveType.TriangleList);
primitiveBatch.AddVertex(vertices[i + 1], colorFill, PrimitiveType.TriangleList);
}
if (outline)
{
DrawPolygon(primitiveBatch, vertices, count, color);
}
}
public static void DrawSegment(PrimitiveBatch primitiveBatch, Vector2 start, Vector2 end, Color color)
{
if (!primitiveBatch.IsReady())
{
throw new InvalidOperationException("BeginCustomDraw must be called before drawing anything.");
}
primitiveBatch.AddVertex(start, color, PrimitiveType.LineList);
primitiveBatch.AddVertex(end, color, PrimitiveType.LineList);
}
public static void DrawPolygon(PrimitiveBatch primitiveBatch, Vector2[] vertices, int count, Color color)
{
if (!primitiveBatch.IsReady())
{
throw new InvalidOperationException("BeginCustomDraw must be called before drawing anything.");
}
for (int i = 0; i < count - 1; i++)
{
primitiveBatch.AddVertex(vertices[i], color, PrimitiveType.LineList);
primitiveBatch.AddVertex(vertices[i + 1], color, PrimitiveType.LineList);
}
primitiveBatch.AddVertex(vertices[count - 1], color, PrimitiveType.LineList);
primitiveBatch.AddVertex(vertices[0], color, PrimitiveType.LineList);
}
public static void DrawSegment(PrimitiveBatch primitiveBatch, Vector2 start, Vector2 end, float red, float green, float blue)
{
DrawSegment(primitiveBatch, start, end, new Color(red, green, blue));
}
public static void DrawPolygon(PrimitiveBatch primitiveBatch, Vector2[] vertices, int count, float red, float green, float blue)
{
DrawPolygon(primitiveBatch, vertices, count, new Color(red, green, blue));
}
public static void DrawSolidPolygon(PrimitiveBatch primitiveBatch, Vector2[] vertices, int count, Color color)
{
DrawSolidPolygon(primitiveBatch, vertices, count, color, true);
}
