File size: 4,535 Bytes
d883ffe | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 | using System.Collections.Generic;
using NUnit.Framework;
using UnityEngine;
using UnityEngine.Rendering.Universal;
namespace UnityEditor.Rendering.Universal.Tests
{
[TestFixture]
class RenderTextureDescriptorDimensionsTests
{
private Camera m_Camera;
private UniversalCameraData m_CameraData;
public RenderTexture m_RT;
public class RenderScaleTestCase
{
public float renderScale { get; }
public bool cameraTargetIsRenderTexture { get; }
public RenderScaleTestCase(float renderScale, bool cameraTargetIsRenderTexture)
{
this.renderScale = renderScale;
this.cameraTargetIsRenderTexture = cameraTargetIsRenderTexture;
}
public override string ToString()
{
return $"Render Scale : {renderScale}, Rendering To Texture : {cameraTargetIsRenderTexture}";
}
}
[OneTimeSetUp]
public void GlobalSetup()
{
var go = new GameObject(nameof(RenderTextureDescriptorDimensionsTests));
m_Camera = go.AddComponent<Camera>();
m_CameraData = new UniversalCameraData
{
camera = m_Camera
};
m_RT = new RenderTexture(256, 256, 16, RenderTextureFormat.ARGB32);
m_RT.Create();
}
[OneTimeTearDown]
public void GlobalCleanup()
{
Object.DestroyImmediate(m_Camera.gameObject);
m_RT.Release();
}
public RenderTextureDescriptor CreateRenderTextureDescriptor()
{
bool isHdrEnabled = false;
HDRColorBufferPrecision requestHDRColorBufferPrecision = HDRColorBufferPrecision._64Bits;
int msaaSamples = 1;
bool needsAlpha = false;
bool requiresOpaqueTexture = false;
return UniversalRenderPipeline.CreateRenderTextureDescriptor(
m_Camera,
m_CameraData,
isHdrEnabled,
requestHDRColorBufferPrecision,
msaaSamples,
needsAlpha,
requiresOpaqueTexture);
}
public void CheckDimensions(RenderTextureDescriptor desc, RenderScaleTestCase testCase)
{
var expectedWidth = Mathf.Max(1, (int)(m_Camera.pixelWidth * testCase.renderScale));
var expectedHeight = Mathf.Max(1, (int)(m_Camera.pixelHeight * testCase.renderScale));
Assert.AreEqual(expectedWidth, desc.width);
Assert.AreEqual(expectedHeight, desc.height);
}
public static IEnumerable<RenderScaleTestCase> TestCasesTextureDimension()
{
// Texture target
yield return new RenderScaleTestCase(0f, true);
yield return new RenderScaleTestCase(0.5f, true);
yield return new RenderScaleTestCase(1f, true);
yield return new RenderScaleTestCase(2f, true);
// Backbuffer target
yield return new RenderScaleTestCase(0f, false);
yield return new RenderScaleTestCase(0.5f, false);
yield return new RenderScaleTestCase(1f, false);
yield return new RenderScaleTestCase(2f, false);
}
[TestCaseSource(nameof(TestCasesTextureDimension))]
public void TextureDescriptor_FromCameraData(RenderScaleTestCase testCase)
{
// Setup needed data for the test
m_CameraData.renderScale = testCase.renderScale;
m_Camera.targetTexture = (testCase.cameraTargetIsRenderTexture) ? m_RT : null;
var desc = CreateRenderTextureDescriptor();
CheckDimensions(desc, testCase);
}
public class TestRTDimensionNativeRenderPass : ScriptableRenderPass {}
[TestCaseSource(nameof(TestCasesTextureDimension))]
public void TextureDescriptor_FromNativeRenderPass(RenderScaleTestCase testCase)
{
// Setup needed data for the test
m_CameraData.renderScale = testCase.renderScale;
m_Camera.targetTexture = (testCase.cameraTargetIsRenderTexture) ? m_RT : null;
m_CameraData.cameraTargetDescriptor = CreateRenderTextureDescriptor();
var nativeRenderPass = new TestRTDimensionNativeRenderPass();
ScriptableRenderer.GetRenderTextureDescriptor(m_CameraData, nativeRenderPass, out var desc);
CheckDimensions(desc, testCase);
}
}
}
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