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added additional texture packer tests

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Ell 2023-05-15 16:13:18 +02:00
parent 1d4a2ebdf7
commit e623eff02d
1 changed files with 41 additions and 1 deletions
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42
Tests/TexturePackerTests.cs
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@ -1,4 +1,6 @@
using System; using System;
using System.Collections.Generic;
using System.Linq;
using Microsoft.Xna.Framework.Graphics; using Microsoft.Xna.Framework.Graphics;
using MLEM.Data; using MLEM.Data;
using MLEM.Textures; using MLEM.Textures;
@ -15,7 +17,7 @@ public class TexturePackerTests {
[SetUp] [SetUp]
public void SetUp() { public void SetUp() {
this.game = TestGame.Create(); this.game = TestGame.Create();
this.testTexture = new Texture2D(this.game.GraphicsDevice, 256, 256); this.testTexture = new Texture2D(this.game.GraphicsDevice, 2048, 2048);
this.disposedTestTexture = new Texture2D(this.game.GraphicsDevice, 16, 16); this.disposedTestTexture = new Texture2D(this.game.GraphicsDevice, 16, 16);
} }
@ -41,6 +43,24 @@ public class TexturePackerTests {
Assert.AreEqual(packer.PackedTexture.Height, 64); Assert.AreEqual(packer.PackedTexture.Height, 64);
} }
[Test]
public void TestOverlap() {
var packed = new List<TextureRegion>();
using (var packer = new RuntimeTexturePacker()) {
for (var i = 1; i <= 1000; i++)
packer.Add(new TextureRegion(this.testTexture, 0, 0, i % 239, i % 673), packed.Add);
packer.Pack(this.game.GraphicsDevice);
}
foreach (var r1 in packed) {
foreach (var r2 in packed) {
if (r1 == r2)
continue;
Assert.False(r1.Area.Intersects(r2.Area));
}
}
}
[Test] [Test]
public void TestDisposal() { public void TestDisposal() {
using var packer = new RuntimeTexturePacker(128, disposeTextures: true); using var packer = new RuntimeTexturePacker(128, disposeTextures: true);
@ -104,6 +124,26 @@ public class TexturePackerTests {
Assert.AreEqual(2 * 11 + 1, results); Assert.AreEqual(2 * 11 + 1, results);
} }
[Test]
public void TestPackTimes() {
for (var total = 1; total <= 1001; total += 100) {
using var sameSizePacker = new RuntimeTexturePacker();
using var diffSizePacker = new RuntimeTexturePacker();
for (var i = 0; i < total; i++) {
sameSizePacker.Add(new TextureRegion(this.testTexture, 0, 0, 10, 10), TexturePackerTests.StubResult);
diffSizePacker.Add(new TextureRegion(this.testTexture, 0, 0, 10 + i % 129, 10 * (i % 5 + 1)), TexturePackerTests.StubResult);
}
sameSizePacker.Pack(this.game.GraphicsDevice);
diffSizePacker.Pack(this.game.GraphicsDevice);
TestContext.WriteLine($"""
{total} regions,
same-size {sameSizePacker.LastCalculationTime.TotalMilliseconds} calc, {sameSizePacker.LastPackTime.TotalMilliseconds} pack, {sameSizePacker.LastTotalTime.TotalMilliseconds} total,
diff-size {diffSizePacker.LastCalculationTime.TotalMilliseconds} calc, {diffSizePacker.LastPackTime.TotalMilliseconds} pack, {diffSizePacker.LastTotalTime.TotalMilliseconds} total
""");
}
}
private static void StubResult(TextureRegion region) {} private static void StubResult(TextureRegion region) {}
} }