67 lines
2.2 KiB
C#
67 lines
2.2 KiB
C#
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namespace UnityEngine.Rendering
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{
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/// <summary>
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/// Utility class for debug overlay coordinates.
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/// </summary>
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public class DebugOverlay
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{
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/// <summary>Current x coordinate.</summary>
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public int x { get; private set; }
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/// <summary>Current y coordinate.</summary>
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public int y { get; private set; }
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/// <summary>Current overlay size.</summary>
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public int overlaySize { get; private set; }
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int m_InitialPositionX;
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int m_ScreenWidth;
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/// <summary>
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/// Start rendering overlay.
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/// </summary>
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/// <param name="initialX">Initial x position.</param>
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/// <param name="initialY">Initial y position.</param>
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/// <param name="overlaySize">Size of overlays between 0 and 1.</param>
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/// <param name="screenWidth">Width of the screen.</param>
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public void StartOverlay(int initialX, int initialY, int overlaySize, int screenWidth)
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{
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x = initialX;
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y = initialY;
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this.overlaySize = overlaySize;
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m_InitialPositionX = initialX;
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m_ScreenWidth = screenWidth;
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}
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/// <summary>
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/// Increment coordinates to the next overlay and return the current overlay rect.
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/// </summary>
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/// <param name="aspect">Aspect of the current overlay.</param>
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/// <returns>Returns a rect of the current overlay.</returns>
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public Rect Next(float aspect = 1.0f)
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{
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int overlayWidth = (int)(overlaySize * aspect);
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if ((x + overlayWidth) > m_ScreenWidth && x > m_InitialPositionX)
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{
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x = m_InitialPositionX;
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y -= overlaySize;
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}
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Rect rect = new Rect(x, y, overlayWidth, overlaySize);
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x += overlayWidth;
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return rect;
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}
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/// <summary>
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/// Setup the viewport for the current overlay.
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/// </summary>
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/// <param name="cmd">Command buffer used to setup viewport.</param>
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public void SetViewport(CommandBuffer cmd)
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{
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cmd.SetViewport(new Rect(x, y, overlaySize, overlaySize));
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}
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}
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}
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