47 lines
1.8 KiB
C#
47 lines
1.8 KiB
C#
namespace UnityEngine.Rendering.Universal
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{
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// Only to be used when Pixel Perfect Camera is present and it has Crop Frame X or Y enabled.
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// This pass simply clears BuiltinRenderTextureType.CameraTarget to black, so that the letterbox or pillarbox is black instead of garbage.
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// In the future this can be extended to draw a custom background image instead of just clearing.
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internal class PixelPerfectBackgroundPass : ScriptableRenderPass
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{
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private static readonly ProfilingSampler m_ProfilingScope = new ProfilingSampler("Pixel Perfect Background Pass");
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private bool m_SavedIsOrthographic;
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private float m_SavedOrthographicSize;
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public PixelPerfectBackgroundPass(RenderPassEvent evt)
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{
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renderPassEvent = evt;
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}
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public void Setup(bool savedIsOrthographic, float savedOrthographicSize)
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{
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m_SavedIsOrthographic = savedIsOrthographic;
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m_SavedOrthographicSize = savedOrthographicSize;
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}
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public override void Execute(ScriptableRenderContext context, ref RenderingData renderingData)
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{
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var cmd = CommandBufferPool.Get();
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using (new ProfilingScope(cmd, m_ProfilingScope))
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{
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CoreUtils.SetRenderTarget(
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cmd,
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BuiltinRenderTextureType.CameraTarget,
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RenderBufferLoadAction.DontCare,
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RenderBufferStoreAction.Store,
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ClearFlag.Color,
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Color.black);
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}
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context.ExecuteCommandBuffer(cmd);
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CommandBufferPool.Release(cmd);
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renderingData.cameraData.camera.orthographic = m_SavedIsOrthographic;
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renderingData.cameraData.camera.orthographicSize = m_SavedOrthographicSize;
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}
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}
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}
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