Rectangles added :)
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61e4d2bd16
commit
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@ -30,9 +30,10 @@ namespace Quik.VertexGenerator
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switch(name)
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switch(name)
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{
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{
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case Command.Line: LineProc(queue); break;
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case Command.Line: LineProc(queue); break;
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default:
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case Command.Bezier: BezierProc(queue); break;
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break;
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case Command.Rectangle: RectangleProc(queue); break;
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default: break;
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}
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}
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}
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}
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@ -389,6 +390,610 @@ namespace Quik.VertexGenerator
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return new LineInfo(vbase, 0, 1, index - 2, index - 1);
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return new LineInfo(vbase, 0, 1, index - 2, index - 1);
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}
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}
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private readonly List<QuikRectangle> RectangleList = new List<QuikRectangle>();
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private void RectangleProc(CommandQueue queue)
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{
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Frame frame = queue.Dequeue();
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RectangleList.Clear();
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if (frame.Type == FrameType.IVec1)
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{
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int count = (int)frame;
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for (int i = 0; i < count; i++)
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{
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frame = queue.Dequeue();
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RectangleList.Add((QuikRectangle)frame);
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}
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}
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else
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{
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RectangleList.Add((QuikRectangle)frame);
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}
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float stroke = Style.StrokeWidth ?? 1.0f;
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float radius = (float?)Style["radius"] ?? 0.0f; // TODO: not this.
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DrawQueue.StartDrawCall(Viewport);
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for (int i = 0; i < RectangleList.Count; i++)
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{
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QuikRectangle outer = RectangleList[i];
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QuikRectangle inner = new QuikRectangle(
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outer.Right - stroke, outer.Top - stroke,
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outer.Left + stroke, outer.Bottom + stroke);
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GenerateRectangleBase(inner, Math.Max(radius - stroke, 0.0f));
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if (stroke == 0.0f)
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continue;
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if (radius == 0.0f)
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{
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GenerateRectangleStripStraight(outer);
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}
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else if (radius < stroke)
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{
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GenerateRectangleStripNarrow(outer, radius);
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}
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else
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{
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GenerateRectangleStripWide(outer, radius);
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}
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}
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DrawQueue.EndDrawCall();
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}
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private void GenerateRectangleBase(in QuikRectangle rectangle, float radius)
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{
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/*
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+--j-------i--+
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|NW| N |NE|
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k--d-------c--h
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|W | C | E|
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l--a-------b--g
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|SW| S |SE|
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+--e-------f--+
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a b c d e f g h i j k l
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0 1 2 3 4 5 6 7 8 9 10 11
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*/
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DrawQueue.RestoreOffset();
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// Draw center rectangle.
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QuikVec2 aPos, bPos, cPos, dPos;
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QuikVertex v = FillVertex;
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aPos = v.Position = new QuikVec2(rectangle.Left + radius, rectangle.Bottom + radius);
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DrawQueue.AddVertex(v);
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bPos = v.Position = new QuikVec2(rectangle.Right - radius, rectangle.Bottom + radius);
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DrawQueue.AddVertex(v);
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cPos = v.Position = new QuikVec2(rectangle.Right - radius, rectangle.Top - radius);
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DrawQueue.AddVertex(v);
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dPos = v.Position = new QuikVec2(rectangle.Left + radius, rectangle.Top - radius);
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DrawQueue.AddVertex(v);
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DrawQueue.AddElement(0); DrawQueue.AddElement(1); DrawQueue.AddElement(2);
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DrawQueue.AddElement(1); DrawQueue.AddElement(2); DrawQueue.AddElement(3);
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if (radius == 0.0f)
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return;
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// Draw south rectangle.
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v.Position = new QuikVec2(rectangle.Left + radius, rectangle.Bottom);
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DrawQueue.AddVertex(v);
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v.Position = new QuikVec2(rectangle.Right - radius, rectangle.Bottom);
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DrawQueue.AddVertex(v);
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DrawQueue.AddElement(4); DrawQueue.AddElement(5); DrawQueue.AddElement(1);
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DrawQueue.AddElement(4); DrawQueue.AddElement(1); DrawQueue.AddElement(0);
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// Draw east rectangle.
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v.Position = new QuikVec2(rectangle.Right, rectangle.Bottom + radius);
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DrawQueue.AddVertex(v);
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v.Position = new QuikVec2(rectangle.Right, rectangle.Top - radius);
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DrawQueue.AddVertex(v);
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DrawQueue.AddElement(1); DrawQueue.AddElement(6); DrawQueue.AddElement(7);
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DrawQueue.AddElement(1); DrawQueue.AddElement(7); DrawQueue.AddElement(3);
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// Draw north rectangle.
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v.Position = new QuikVec2(rectangle.Right - radius, rectangle.Top);
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DrawQueue.AddVertex(v);
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v.Position = new QuikVec2(rectangle.Left + radius, rectangle.Top);
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DrawQueue.AddVertex(v);
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DrawQueue.AddElement(3); DrawQueue.AddElement(2); DrawQueue.AddElement(8);
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DrawQueue.AddElement(3); DrawQueue.AddElement(8); DrawQueue.AddElement(0);
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// Draw west rectangle.
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v.Position = new QuikVec2(rectangle.Left, rectangle.Top - radius);
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DrawQueue.AddVertex(v);
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v.Position = new QuikVec2(rectangle.Left, rectangle.Bottom + radius);
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DrawQueue.AddVertex(v);
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DrawQueue.AddElement(11); DrawQueue.AddElement(0); DrawQueue.AddElement(3);
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DrawQueue.AddElement(11); DrawQueue.AddElement(3); DrawQueue.AddElement(10);
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// Draw north east corner.
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int resolution = GetRoundingResolution(radius, 0.5f * MathF.PI);
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int previous = 7, current = 12;
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for (int i = 0; i < resolution - 1; i++)
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{
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float theta = (i + 1.0f) / (resolution + 1);
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float xoff = MathF.Cos(theta) * radius;
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float yoff = MathF.Sin(theta) * radius;
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v.Position = cPos + new QuikVec2(xoff, yoff);
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DrawQueue.AddVertex(v);
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DrawQueue.AddElement(2); DrawQueue.AddElement(previous); DrawQueue.AddElement((previous = current++));
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}
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DrawQueue.AddElement(2); DrawQueue.AddElement(previous); DrawQueue.AddElement(8);
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// Draw the north west corner.
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previous = 9;
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for (int i = 0; i < resolution - 1; i++)
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{
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float theta = (i + 1.0f) / (resolution + 1);
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float xoff = -MathF.Sin(theta) * radius;
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float yoff = MathF.Cos(theta) * radius;
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v.Position = dPos + new QuikVec2(xoff, yoff);
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DrawQueue.AddVertex(v);
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DrawQueue.AddElement(3); DrawQueue.AddElement(previous); DrawQueue.AddElement((previous = current++));
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}
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DrawQueue.AddElement(3); DrawQueue.AddElement(previous); DrawQueue.AddElement(10);
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// Draw south west corner.
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previous = 11;
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for (int i = 0; i < resolution - 1; i++)
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{
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float theta = (i + 1.0f) / (resolution + 1);
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float xoff = -MathF.Cos(theta) * radius;
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float yoff = -MathF.Sin(theta) * radius;
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v.Position = aPos + new QuikVec2(xoff, yoff);
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DrawQueue.AddVertex(v);
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DrawQueue.AddElement(0); DrawQueue.AddElement(previous); DrawQueue.AddElement((previous = current++));
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}
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DrawQueue.AddElement(0); DrawQueue.AddElement(previous); DrawQueue.AddElement(4);
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// Draw the south east corner.
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previous = 5;
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for (int i = 0; i < resolution - 1; i++)
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{
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float theta = (i + 1.0f) / (resolution + 1);
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float xoff = -MathF.Sin(theta) * radius;
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float yoff = MathF.Cos(theta) * radius;
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v.Position = bPos + new QuikVec2(xoff, yoff);
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DrawQueue.AddVertex(v);
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DrawQueue.AddElement(1); DrawQueue.AddElement(previous); DrawQueue.AddElement((previous = current++));
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}
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DrawQueue.AddElement(1); DrawQueue.AddElement(previous); DrawQueue.AddElement(6);
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}
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private void GenerateRectangleStripStraight(in QuikRectangle rectangle)
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{
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/*
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h---------g
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| \ / |
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| d---c |
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|W | | E|
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| a---b |
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| / \ |
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|/ S \|
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e---------f
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a b c d e f g h
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0 1 2 3 4 5 6 7
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*/
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QuikVertex v = StrokeVertex;
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float stroke = Style.StrokeWidth ?? 1.0f;
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DrawQueue.RestoreOffset();
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v.Position = new QuikVec2(rectangle.Left + stroke, rectangle.Bottom + stroke);
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DrawQueue.AddVertex(v);
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v.Position = new QuikVec2(rectangle.Right - stroke, rectangle.Bottom + stroke);
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DrawQueue.AddVertex(v);
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v.Position = new QuikVec2(rectangle.Right - stroke, rectangle.Top - stroke);
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DrawQueue.AddVertex(v);
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v.Position = new QuikVec2(rectangle.Left + stroke, rectangle.Top - stroke);
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DrawQueue.AddVertex(v);
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v.Position = new QuikVec2(rectangle.Left, rectangle.Bottom);
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DrawQueue.AddVertex(v);
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v.Position = new QuikVec2(rectangle.Right, rectangle.Bottom);
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DrawQueue.AddVertex(v);
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v.Position = new QuikVec2(rectangle.Right, rectangle.Top);
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DrawQueue.AddVertex(v);
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v.Position = new QuikVec2(rectangle.Left, rectangle.Top);
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DrawQueue.AddVertex(v);
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DrawQueue.AddElement(4); DrawQueue.AddElement(5); DrawQueue.AddElement(1); // SSW
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DrawQueue.AddElement(4); DrawQueue.AddElement(1); DrawQueue.AddElement(0); // SSE
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DrawQueue.AddElement(1); DrawQueue.AddElement(5); DrawQueue.AddElement(6); // SEE
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DrawQueue.AddElement(1); DrawQueue.AddElement(6); DrawQueue.AddElement(2); // NEE
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DrawQueue.AddElement(3); DrawQueue.AddElement(2); DrawQueue.AddElement(6); // NNE
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DrawQueue.AddElement(3); DrawQueue.AddElement(6); DrawQueue.AddElement(7); // NNW
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DrawQueue.AddElement(4); DrawQueue.AddElement(0); DrawQueue.AddElement(3); // NWW
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DrawQueue.AddElement(4); DrawQueue.AddElement(3); DrawQueue.AddElement(7); // SWW
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}
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private void GenerateRectangleStripNarrow(in QuikRectangle rectangle, float radius)
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{
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/*
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v-j---i-u
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x-w | N | t-s
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k---d---c---h
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l---a---b---g
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m-n | S | q-r
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o-e---f-p
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a b c d e f g h i j
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00: 0 1 2 3 4 5 6 7 8 9
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k l m n o p q r s t
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10: 0 1 2 3 4 5 6 7 8 9
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u v w x
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20: 0 1 2 3
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*/
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QuikVertex v = StrokeVertex;
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QuikVec2 nPos, qPos, tPos, wPos;
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float stroke = Style.StrokeWidth ?? 1.0f;
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DrawQueue.RestoreOffset();
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// a-b-c-d
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v.Position = new QuikVec2(rectangle.Left + stroke, rectangle.Bottom + stroke);
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DrawQueue.AddVertex(v);
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v.Position = new QuikVec2(rectangle.Right - stroke, rectangle.Bottom + stroke);
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DrawQueue.AddVertex(v);
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v.Position = new QuikVec2(rectangle.Right - stroke, rectangle.Top - stroke);
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DrawQueue.AddVertex(v);
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v.Position = new QuikVec2(rectangle.Left + stroke, rectangle.Top - stroke);
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DrawQueue.AddVertex(v);
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// ef-gh-ij-kl
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v.Position = new QuikVec2(rectangle.Left + stroke, rectangle.Bottom);
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DrawQueue.AddVertex(v);
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v.Position = new QuikVec2(rectangle.Left + stroke, rectangle.Bottom);
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DrawQueue.AddVertex(v);
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v.Position = new QuikVec2(rectangle.Right, rectangle.Bottom + stroke);
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DrawQueue.AddVertex(v);
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v.Position = new QuikVec2(rectangle.Right, rectangle.Top - stroke);
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DrawQueue.AddVertex(v);
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v.Position = new QuikVec2(rectangle.Right - stroke, rectangle.Top);
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DrawQueue.AddVertex(v);
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v.Position = new QuikVec2(rectangle.Right - stroke, rectangle.Top);
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DrawQueue.AddVertex(v);
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v.Position = new QuikVec2(rectangle.Left, rectangle.Top - stroke);
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DrawQueue.AddVertex(v);
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v.Position = new QuikVec2(rectangle.Left, rectangle.Bottom + stroke);
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DrawQueue.AddVertex(v);
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// mno
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v.Position = new QuikVec2(rectangle.Left, rectangle.Bottom + radius);
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DrawQueue.AddVertex(v);
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nPos = v.Position = new QuikVec2(rectangle.Left + radius, rectangle.Bottom + radius);
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DrawQueue.AddVertex(v);
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v.Position = new QuikVec2(rectangle.Left + radius, rectangle.Bottom);
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DrawQueue.AddVertex(v);
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// pqr
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v.Position = new QuikVec2(rectangle.Right - radius, rectangle.Bottom);
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DrawQueue.AddVertex(v);
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qPos = v.Position = new QuikVec2(rectangle.Right - radius, rectangle.Bottom + radius);
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DrawQueue.AddVertex(v);
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v.Position = new QuikVec2(rectangle.Right, rectangle.Bottom + radius);
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DrawQueue.AddVertex(v);
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// stu
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v.Position = new QuikVec2(rectangle.Right, rectangle.Top - radius);
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DrawQueue.AddVertex(v);
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tPos = v.Position = new QuikVec2(rectangle.Right - radius, rectangle.Top - radius);
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DrawQueue.AddVertex(v);
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v.Position = new QuikVec2(rectangle.Right - radius, rectangle.Top);
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DrawQueue.AddVertex(v);
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// vwx
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v.Position = new QuikVec2(rectangle.Left + radius, rectangle.Top);
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DrawQueue.AddVertex(v);
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wPos = v.Position = new QuikVec2(rectangle.Left + radius, rectangle.Top - radius);
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DrawQueue.AddVertex(v);
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v.Position = new QuikVec2(rectangle.Left, rectangle.Top - radius);
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DrawQueue.AddVertex(v);
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// E
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DrawQueue.AddElement(1); DrawQueue.AddElement(6); DrawQueue.AddElement(7);
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DrawQueue.AddElement(1); DrawQueue.AddElement(7); DrawQueue.AddElement(2);
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// N
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DrawQueue.AddElement(3); DrawQueue.AddElement(2); DrawQueue.AddElement(8);
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DrawQueue.AddElement(3); DrawQueue.AddElement(8); DrawQueue.AddElement(9);
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// W
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DrawQueue.AddElement(11); DrawQueue.AddElement(0); DrawQueue.AddElement(3);
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DrawQueue.AddElement(11); DrawQueue.AddElement(3); DrawQueue.AddElement(10);
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// S
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|
DrawQueue.AddElement(4); DrawQueue.AddElement(5); DrawQueue.AddElement(1);
|
||||||
|
DrawQueue.AddElement(4); DrawQueue.AddElement(1); DrawQueue.AddElement(0);
|
||||||
|
|
||||||
|
// NEE
|
||||||
|
DrawQueue.AddElement(2); DrawQueue.AddElement(7); DrawQueue.AddElement(18);
|
||||||
|
DrawQueue.AddElement(2); DrawQueue.AddElement(18); DrawQueue.AddElement(19);
|
||||||
|
// NNE
|
||||||
|
DrawQueue.AddElement(2); DrawQueue.AddElement(19); DrawQueue.AddElement(20);
|
||||||
|
DrawQueue.AddElement(2); DrawQueue.AddElement(20); DrawQueue.AddElement(8);
|
||||||
|
|
||||||
|
// NNW
|
||||||
|
DrawQueue.AddElement(22); DrawQueue.AddElement(3); DrawQueue.AddElement(19);
|
||||||
|
DrawQueue.AddElement(22); DrawQueue.AddElement(19); DrawQueue.AddElement(21);
|
||||||
|
// NWW
|
||||||
|
DrawQueue.AddElement(10); DrawQueue.AddElement(3); DrawQueue.AddElement(22);
|
||||||
|
DrawQueue.AddElement(10); DrawQueue.AddElement(22); DrawQueue.AddElement(23);
|
||||||
|
|
||||||
|
// SWW
|
||||||
|
DrawQueue.AddElement(12); DrawQueue.AddElement(13); DrawQueue.AddElement(0);
|
||||||
|
DrawQueue.AddElement(12); DrawQueue.AddElement(0); DrawQueue.AddElement(11);
|
||||||
|
// SSW
|
||||||
|
DrawQueue.AddElement(14); DrawQueue.AddElement(4); DrawQueue.AddElement(0);
|
||||||
|
DrawQueue.AddElement(14); DrawQueue.AddElement(0); DrawQueue.AddElement(13);
|
||||||
|
|
||||||
|
// NE
|
||||||
|
|
||||||
|
int resolution = GetRoundingResolution(radius, 0.5f * MathF.PI);
|
||||||
|
int previous = 18, current = 24;
|
||||||
|
|
||||||
|
for (int i = 0; i < resolution - 1; i++)
|
||||||
|
{
|
||||||
|
float theta = (i + 1.0f) / (resolution + 1);
|
||||||
|
float xoff = MathF.Cos(theta) * radius;
|
||||||
|
float yoff = MathF.Sin(theta) * radius;
|
||||||
|
|
||||||
|
v.Position = tPos + new QuikVec2(xoff, yoff);
|
||||||
|
DrawQueue.AddVertex(v);
|
||||||
|
DrawQueue.AddElement(19); DrawQueue.AddElement(previous); DrawQueue.AddElement((previous = current++));
|
||||||
|
}
|
||||||
|
DrawQueue.AddElement(19); DrawQueue.AddElement(previous); DrawQueue.AddElement(20);
|
||||||
|
|
||||||
|
// NW
|
||||||
|
|
||||||
|
previous = 21;
|
||||||
|
for (int i = 0; i < resolution - 1; i++)
|
||||||
|
{
|
||||||
|
float theta = (i + 1.0f) / (resolution + 1);
|
||||||
|
float xoff = -MathF.Sin(theta) * radius;
|
||||||
|
float yoff = MathF.Cos(theta) * radius;
|
||||||
|
|
||||||
|
v.Position = wPos + new QuikVec2(xoff, yoff);
|
||||||
|
DrawQueue.AddVertex(v);
|
||||||
|
DrawQueue.AddElement(22); DrawQueue.AddElement(previous); DrawQueue.AddElement((previous = current++));
|
||||||
|
}
|
||||||
|
DrawQueue.AddElement(22); DrawQueue.AddElement(previous); DrawQueue.AddElement(23);
|
||||||
|
|
||||||
|
// SW
|
||||||
|
|
||||||
|
previous = 12;
|
||||||
|
for (int i = 0; i < resolution - 1; i++)
|
||||||
|
{
|
||||||
|
float theta = (i + 1.0f) / (resolution + 1);
|
||||||
|
float xoff = -MathF.Cos(theta) * radius;
|
||||||
|
float yoff = -MathF.Sin(theta) * radius;
|
||||||
|
|
||||||
|
v.Position = nPos + new QuikVec2(xoff, yoff);
|
||||||
|
DrawQueue.AddVertex(v);
|
||||||
|
DrawQueue.AddElement(23); DrawQueue.AddElement(previous); DrawQueue.AddElement((previous = current++));
|
||||||
|
}
|
||||||
|
DrawQueue.AddElement(23); DrawQueue.AddElement(previous); DrawQueue.AddElement(14);
|
||||||
|
|
||||||
|
// SE
|
||||||
|
|
||||||
|
previous = 15;
|
||||||
|
for (int i = 0; i < resolution - 1; i++)
|
||||||
|
{
|
||||||
|
float theta = (i + 1.0f) / (resolution + 1);
|
||||||
|
float xoff = -MathF.Sin(theta) * radius;
|
||||||
|
float yoff = MathF.Cos(theta) * radius;
|
||||||
|
|
||||||
|
v.Position = qPos + new QuikVec2(xoff, yoff);
|
||||||
|
DrawQueue.AddVertex(v);
|
||||||
|
DrawQueue.AddElement(16); DrawQueue.AddElement(previous); DrawQueue.AddElement((previous = current++));
|
||||||
|
}
|
||||||
|
DrawQueue.AddElement(16); DrawQueue.AddElement(previous); DrawQueue.AddElement(17);
|
||||||
|
}
|
||||||
|
|
||||||
|
private void GenerateRectangleStripWide(in QuikRectangle rectangle, float radius)
|
||||||
|
{
|
||||||
|
/*
|
||||||
|
l---k
|
||||||
|
| N |
|
||||||
|
i---j
|
||||||
|
p---o h---g
|
||||||
|
| W | | E |
|
||||||
|
m---n e---f
|
||||||
|
d---c
|
||||||
|
| S |
|
||||||
|
a---b
|
||||||
|
|
||||||
|
a b c d e f g h i j
|
||||||
|
00: 0 1 2 3 4 5 6 7 8 9
|
||||||
|
k l m n o p q r s t
|
||||||
|
10: 0 1 2 3 4 5
|
||||||
|
*/
|
||||||
|
|
||||||
|
QuikVertex v = StrokeVertex;
|
||||||
|
float stroke = Style.StrokeWidth ?? 1.0f;
|
||||||
|
float innerRadius = radius - stroke;
|
||||||
|
DrawQueue.RestoreOffset();
|
||||||
|
|
||||||
|
v.Position = new QuikVec2(rectangle.Left + radius, rectangle.Bottom);
|
||||||
|
DrawQueue.AddVertex(v);
|
||||||
|
v.Position = new QuikVec2(rectangle.Right - radius, rectangle.Bottom);
|
||||||
|
DrawQueue.AddVertex(v);
|
||||||
|
v.Position = new QuikVec2(rectangle.Right - radius, rectangle.Bottom + stroke);
|
||||||
|
DrawQueue.AddVertex(v);
|
||||||
|
v.Position = new QuikVec2(rectangle.Left + radius, rectangle.Bottom + stroke);
|
||||||
|
DrawQueue.AddVertex(v);
|
||||||
|
|
||||||
|
v.Position = new QuikVec2(rectangle.Right - stroke, rectangle.Bottom + radius);
|
||||||
|
DrawQueue.AddVertex(v);
|
||||||
|
v.Position = new QuikVec2(rectangle.Right, rectangle.Top - radius);
|
||||||
|
DrawQueue.AddVertex(v);
|
||||||
|
v.Position = new QuikVec2(rectangle.Right, rectangle.Top - radius);
|
||||||
|
DrawQueue.AddVertex(v);
|
||||||
|
v.Position = new QuikVec2(rectangle.Right - stroke, rectangle.Bottom + radius);
|
||||||
|
DrawQueue.AddVertex(v);
|
||||||
|
|
||||||
|
v.Position = new QuikVec2(rectangle.Left + radius, rectangle.Top - stroke);
|
||||||
|
DrawQueue.AddVertex(v);
|
||||||
|
v.Position = new QuikVec2(rectangle.Right - radius, rectangle.Top - stroke);
|
||||||
|
DrawQueue.AddVertex(v);
|
||||||
|
v.Position = new QuikVec2(rectangle.Right - radius, rectangle.Top);
|
||||||
|
DrawQueue.AddVertex(v);
|
||||||
|
v.Position = new QuikVec2(rectangle.Left + radius, rectangle.Top);
|
||||||
|
DrawQueue.AddVertex(v);
|
||||||
|
|
||||||
|
v.Position = new QuikVec2(rectangle.Left, rectangle.Bottom + radius);
|
||||||
|
DrawQueue.AddVertex(v);
|
||||||
|
v.Position = new QuikVec2(rectangle.Left + stroke, rectangle.Top - radius);
|
||||||
|
DrawQueue.AddVertex(v);
|
||||||
|
v.Position = new QuikVec2(rectangle.Left + stroke, rectangle.Top - radius);
|
||||||
|
DrawQueue.AddVertex(v);
|
||||||
|
v.Position = new QuikVec2(rectangle.Left, rectangle.Bottom + radius);
|
||||||
|
DrawQueue.AddVertex(v);
|
||||||
|
|
||||||
|
// S
|
||||||
|
DrawQueue.AddElement(0); DrawQueue.AddElement(1); DrawQueue.AddElement(2);
|
||||||
|
DrawQueue.AddElement(0); DrawQueue.AddElement(2); DrawQueue.AddElement(3);
|
||||||
|
// E
|
||||||
|
DrawQueue.AddElement(4); DrawQueue.AddElement(5); DrawQueue.AddElement(6);
|
||||||
|
DrawQueue.AddElement(4); DrawQueue.AddElement(6); DrawQueue.AddElement(7);
|
||||||
|
// N
|
||||||
|
DrawQueue.AddElement(8); DrawQueue.AddElement(9); DrawQueue.AddElement(10);
|
||||||
|
DrawQueue.AddElement(8); DrawQueue.AddElement(10); DrawQueue.AddElement(11);
|
||||||
|
// W
|
||||||
|
DrawQueue.AddElement(12); DrawQueue.AddElement(13); DrawQueue.AddElement(14);
|
||||||
|
DrawQueue.AddElement(12); DrawQueue.AddElement(14); DrawQueue.AddElement(15);
|
||||||
|
|
||||||
|
// Draw NE arc.
|
||||||
|
int resolution = GetRoundingResolution(radius, 0.5f * MathF.PI);
|
||||||
|
int current = 16;
|
||||||
|
|
||||||
|
QuikVec2 center = new QuikVec2(rectangle.Right - radius, rectangle.Top - radius);
|
||||||
|
int s1 = 7, s2 = 6;
|
||||||
|
for (int i = 0; i < resolution - 1; i++)
|
||||||
|
{
|
||||||
|
float theta = (i + 1.0f) / (resolution + 1);
|
||||||
|
float xoff = MathF.Cos(theta);
|
||||||
|
float yoff = MathF.Sin(theta);
|
||||||
|
|
||||||
|
v.Position = center + radius * new QuikVec2(xoff, yoff);
|
||||||
|
DrawQueue.AddVertex(v);
|
||||||
|
v.Position = center + innerRadius * new QuikVec2(xoff, yoff);
|
||||||
|
DrawQueue.AddVertex(v);
|
||||||
|
|
||||||
|
DrawQueue.AddElement(s1); DrawQueue.AddElement(s2); DrawQueue.AddElement(current + 0);
|
||||||
|
DrawQueue.AddElement(s1); DrawQueue.AddElement(s2); DrawQueue.AddElement(current + 1);
|
||||||
|
|
||||||
|
s1 = current; s2 = current + 1;
|
||||||
|
current += 2;
|
||||||
|
}
|
||||||
|
DrawQueue.AddElement(s1); DrawQueue.AddElement(s2); DrawQueue.AddElement(10);
|
||||||
|
DrawQueue.AddElement(s1); DrawQueue.AddElement(s2); DrawQueue.AddElement(9);
|
||||||
|
|
||||||
|
// Draw NW arc
|
||||||
|
center = new QuikVec2(rectangle.Left + radius, rectangle.Top - radius);
|
||||||
|
s1 = 8; s2 = 11;
|
||||||
|
for (int i = 0; i < resolution - 1; i++)
|
||||||
|
{
|
||||||
|
float theta = (i + 1.0f) / (resolution + 1);
|
||||||
|
float xoff = -MathF.Sin(theta);
|
||||||
|
float yoff = MathF.Cos(theta);
|
||||||
|
|
||||||
|
v.Position = center + radius * new QuikVec2(xoff, yoff);
|
||||||
|
DrawQueue.AddVertex(v);
|
||||||
|
v.Position = center + innerRadius * new QuikVec2(xoff, yoff);
|
||||||
|
DrawQueue.AddVertex(v);
|
||||||
|
|
||||||
|
DrawQueue.AddElement(s1); DrawQueue.AddElement(s2); DrawQueue.AddElement(current + 0);
|
||||||
|
DrawQueue.AddElement(s1); DrawQueue.AddElement(s2); DrawQueue.AddElement(current + 1);
|
||||||
|
|
||||||
|
s1 = current; s2 = current + 1;
|
||||||
|
current += 2;
|
||||||
|
}
|
||||||
|
DrawQueue.AddElement(s1); DrawQueue.AddElement(s2); DrawQueue.AddElement(15);
|
||||||
|
DrawQueue.AddElement(s1); DrawQueue.AddElement(s2); DrawQueue.AddElement(14);
|
||||||
|
|
||||||
|
// Draw SW arc
|
||||||
|
center = new QuikVec2(rectangle.Left + radius, rectangle.Bottom + radius);
|
||||||
|
s1 = 13; s2 = 12;
|
||||||
|
for (int i = 0; i < resolution - 1; i++)
|
||||||
|
{
|
||||||
|
float theta = (i + 1.0f) / (resolution + 1);
|
||||||
|
float xoff = -MathF.Cos(theta);
|
||||||
|
float yoff = -MathF.Sin(theta);
|
||||||
|
|
||||||
|
v.Position = center + radius * new QuikVec2(xoff, yoff);
|
||||||
|
DrawQueue.AddVertex(v);
|
||||||
|
v.Position = center + innerRadius * new QuikVec2(xoff, yoff);
|
||||||
|
DrawQueue.AddVertex(v);
|
||||||
|
|
||||||
|
DrawQueue.AddElement(s1); DrawQueue.AddElement(s2); DrawQueue.AddElement(current + 0);
|
||||||
|
DrawQueue.AddElement(s1); DrawQueue.AddElement(s2); DrawQueue.AddElement(current + 1);
|
||||||
|
|
||||||
|
s1 = current; s2 = current + 1;
|
||||||
|
current += 2;
|
||||||
|
}
|
||||||
|
DrawQueue.AddElement(s1); DrawQueue.AddElement(s2); DrawQueue.AddElement(0);
|
||||||
|
DrawQueue.AddElement(s1); DrawQueue.AddElement(s2); DrawQueue.AddElement(3);
|
||||||
|
|
||||||
|
// Draw SW arc
|
||||||
|
center = new QuikVec2(rectangle.Right - radius, rectangle.Bottom + radius);
|
||||||
|
s1 = 2; s2 = 1;
|
||||||
|
for (int i = 0; i < resolution - 1; i++)
|
||||||
|
{
|
||||||
|
float theta = (i + 1.0f) / (resolution + 1);
|
||||||
|
float xoff = MathF.Sin(theta);
|
||||||
|
float yoff = -MathF.Cos(theta);
|
||||||
|
|
||||||
|
v.Position = center + radius * new QuikVec2(xoff, yoff);
|
||||||
|
DrawQueue.AddVertex(v);
|
||||||
|
v.Position = center + innerRadius * new QuikVec2(xoff, yoff);
|
||||||
|
DrawQueue.AddVertex(v);
|
||||||
|
|
||||||
|
DrawQueue.AddElement(s1); DrawQueue.AddElement(s2); DrawQueue.AddElement(current + 0);
|
||||||
|
DrawQueue.AddElement(s1); DrawQueue.AddElement(s2); DrawQueue.AddElement(current + 1);
|
||||||
|
|
||||||
|
s1 = current; s2 = current + 1;
|
||||||
|
current += 2;
|
||||||
|
}
|
||||||
|
DrawQueue.AddElement(s1); DrawQueue.AddElement(s2); DrawQueue.AddElement(5);
|
||||||
|
DrawQueue.AddElement(s1); DrawQueue.AddElement(s2); DrawQueue.AddElement(4);
|
||||||
|
}
|
||||||
|
|
||||||
private struct LineInfo
|
private struct LineInfo
|
||||||
{
|
{
|
||||||
public int BaseOffset { get; }
|
public int BaseOffset { get; }
|
||||||
|
|||||||
Loading…
Reference in New Issue
Block a user