public void TestSubresIndex()
{
// Define variables and constants
Texture1D <TexelFormat.RGBA32UInt> texture = TextureFactory.NewTexture1D <TexelFormat.RGBA32UInt>()
.WithWidth(1 << 5)
.WithMipAllocation(true)
.WithUsage(ResourceUsage.Write);
// Set up context
// Execute
Assert.AreEqual(texture.GetSubresourceIndex(0U), 0U);
Assert.AreEqual(texture.GetSubresourceIndex(1U), 1U);
Assert.AreEqual(texture.GetSubresourceIndex(2U), 2U);
#if !DEVELOPMENT && !RELEASE
try {
texture.GetSubresourceIndex(10000U);
Assert.Fail();
}
catch (AssuranceFailedException) { }
#endif
// Assert outcome
texture.Dispose();
}
public void TestReadAndReadAll()
{
// Define variables and constants
const uint WIDTH_TX = 512U;
Texture1D <TexelFormat.RGBA32Int> srcTex = TextureFactory.NewTexture1D <TexelFormat.RGBA32Int>()
.WithInitialData(
Enumerable.Range(0, (int)TextureUtils.GetSizeTexels(true, WIDTH_TX))
.Select(i => new TexelFormat.RGBA32Int {
R = i, G = i * 2, B = i * 3, A = i * 4
})
.ToArray()
)
.WithMipAllocation(true)
.WithPermittedBindings(GPUBindings.None)
.WithUsage(ResourceUsage.StagingRead)
.WithWidth(WIDTH_TX);
TexelFormat.RGBA32Int[] readAllData = srcTex.ReadAll();
for (int i = 0, curMipIndex = 0; i < readAllData.Length; ++curMipIndex)
{
var readData = srcTex.Read((uint)curMipIndex);
for (int j = 0; j < readData.Width; ++j, ++i)
{
Assert.AreEqual(readData[j], readAllData[i]);
}
}
srcTex.Dispose();
}
public void TestMipDimensions()
{
// Define variables and constants
const uint ORIGINAL_WIDTH_TX = 1 << 10;
Texture1D <TexelFormat.RGBA32UInt> texture = TextureFactory.NewTexture1D <TexelFormat.RGBA32UInt>()
.WithWidth(ORIGINAL_WIDTH_TX)
.WithMipAllocation(true)
.WithUsage(ResourceUsage.Write);
// Set up context
// Execute
for (int i = 0; ORIGINAL_WIDTH_TX >> i > 0; ++i)
{
Assert.AreEqual(ORIGINAL_WIDTH_TX >> i, texture.MipWidth((uint)i));
}
#if !DEVELOPMENT && !RELEASE
try {
texture.MipWidth(10000U);
Assert.Fail();
}
catch (AssuranceFailedException) { }
#endif
// Assert outcome
texture.Dispose();
}
public void TestCopyTo()
{
LosgapSystem.InvokeOnMaster(() => {
// Define variables and constants
const uint WIDTH_TX = 512U;
const uint NUM_TEXELS_TO_COPY = 25U;
const uint FIRST_TEXEL_TO_COPY = 25U;
const uint SRC_MIP_INDEX = 1U;
const uint DST_MIP_INDEX = 3U;
const uint DST_WRITE_OFFSET = 15U;
const uint DATA_VALUE_START_R = 512U + FIRST_TEXEL_TO_COPY;
Texture1D <TexelFormat.RGBA32Int> srcTex = TextureFactory.NewTexture1D <TexelFormat.RGBA32Int>()
.WithDynamicDetail(false)
.WithInitialData(
Enumerable.Range(0, (int)TextureUtils.GetSizeTexels(true, WIDTH_TX))
.Select(i => new TexelFormat.RGBA32Int {
R = i, G = i * 2, B = i * 3, A = i * 4
})
.ToArray()
)
.WithMipAllocation(true)
.WithMipGenerationTarget(false)
.WithPermittedBindings(GPUBindings.ReadableShaderResource)
.WithUsage(ResourceUsage.Immutable)
.WithWidth(WIDTH_TX);
// Set up context
// Execute
Texture1D <TexelFormat.RGBA32Int> dstTex = srcTex.Clone()
.WithUsage(ResourceUsage.StagingRead)
.WithPermittedBindings(GPUBindings.None);
srcTex.CopyTo(
dstTex,
new SubresourceBox(FIRST_TEXEL_TO_COPY, FIRST_TEXEL_TO_COPY + NUM_TEXELS_TO_COPY),
SRC_MIP_INDEX,
DST_MIP_INDEX,
DST_WRITE_OFFSET
);
// Assert outcome
TexelArray1D <TexelFormat.RGBA32Int> copiedData = dstTex.Read(DST_MIP_INDEX);
for (int i = 0; i < NUM_TEXELS_TO_COPY; ++i)
{
Assert.AreEqual(DATA_VALUE_START_R + i, copiedData[i + (int)DST_WRITE_OFFSET].R);
Assert.AreEqual((DATA_VALUE_START_R + i) * 2, copiedData[i + (int)DST_WRITE_OFFSET].G);
Assert.AreEqual((DATA_VALUE_START_R + i) * 3, copiedData[i + (int)DST_WRITE_OFFSET].B);
Assert.AreEqual((DATA_VALUE_START_R + i) * 4, copiedData[i + (int)DST_WRITE_OFFSET].A);
}
srcTex.Dispose();
dstTex.Dispose();
});
}
public void TestWrite()
{
LosgapSystem.InvokeOnMaster(() => {
// Define variables and constants
const uint WIDTH_TX = 512U;
const uint TARGET_MIP_INDEX = 1U;
const uint WRITE_OFFSET = 30U;
const int NUM_TX_TO_WRITE = 198;
Texture1D <TexelFormat.RGBA32Int> srcTex = TextureFactory.NewTexture1D <TexelFormat.RGBA32Int>()
.WithPermittedBindings(GPUBindings.ReadableShaderResource)
.WithMipAllocation(true)
.WithDynamicDetail(true)
.WithUsage(ResourceUsage.Write)
.WithWidth(WIDTH_TX);
// Set up context
// Execute
srcTex.Write(
Enumerable.Range(0, NUM_TX_TO_WRITE)
.Select(i => new TexelFormat.RGBA32Int {
R = i, G = i * 2, B = i * 3, A = i * 4
})
.ToArray(),
TARGET_MIP_INDEX,
WRITE_OFFSET
);
Texture1D <TexelFormat.RGBA32Int> dstTex = srcTex.Clone()
.WithDynamicDetail(false)
.WithUsage(ResourceUsage.StagingRead)
.WithPermittedBindings(GPUBindings.None);
srcTex.CopyTo(dstTex);
// Assert outcome
TexelArray1D <TexelFormat.RGBA32Int> copiedData = dstTex.Read(TARGET_MIP_INDEX);
for (int i = 0; i < NUM_TX_TO_WRITE; ++i)
{
Assert.AreEqual(i, copiedData[i + (int)WRITE_OFFSET].R);
Assert.AreEqual(i * 2, copiedData[i + (int)WRITE_OFFSET].G);
Assert.AreEqual(i * 3, copiedData[i + (int)WRITE_OFFSET].B);
Assert.AreEqual(i * 4, copiedData[i + (int)WRITE_OFFSET].A);
}
srcTex.Dispose();
dstTex.Dispose();
});
}
public void TestClone()
{
// Define variables and constants
const uint WIDTH_TX = 512U;
Texture1D <TexelFormat.RGBA32Int> srcTex = TextureFactory.NewTexture1D <TexelFormat.RGBA32Int>()
.WithDynamicDetail(false)
.WithInitialData(
Enumerable.Range(0, (int)TextureUtils.GetSizeTexels(true, WIDTH_TX))
.Select(i => new TexelFormat.RGBA32Int {
R = i, G = i * 2, B = i * 3, A = i * 4
})
.ToArray()
)
.WithMipAllocation(true)
.WithMipGenerationTarget(false)
.WithPermittedBindings(GPUBindings.None)
.WithUsage(ResourceUsage.StagingRead)
.WithWidth(WIDTH_TX);
// Set up context
// Execute
Texture1D <TexelFormat.RGBA32Int> destNoCopy = srcTex.Clone(false);
Texture1D <TexelFormat.RGBA32Int> destCopy = srcTex.Clone(true);
// Assert outcome
Assert.AreEqual(srcTex.IsGlobalDetailTarget, destNoCopy.IsGlobalDetailTarget);
Assert.AreEqual(srcTex.IsMipGenTarget, destNoCopy.IsMipGenTarget);
Assert.AreEqual(srcTex.IsMipmapped, destNoCopy.IsMipmapped);
Assert.AreEqual(srcTex.NumMips, destNoCopy.NumMips);
Assert.AreEqual(srcTex.PermittedBindings, destNoCopy.PermittedBindings);
Assert.AreEqual(srcTex.Size, destNoCopy.Size);
Assert.AreEqual(srcTex.TexelFormat, destNoCopy.TexelFormat);
Assert.AreEqual(srcTex.TexelSizeBytes, destNoCopy.TexelSizeBytes);
Assert.AreEqual(srcTex.Usage, destNoCopy.Usage);
Assert.AreEqual(srcTex.Width, destNoCopy.Width);
TexelFormat.RGBA32Int[] copiedData = destCopy.ReadAll();
for (int i = 0; i < copiedData.Length; ++i)
{
Assert.AreEqual(i, copiedData[i].R);
Assert.AreEqual(i * 2, copiedData[i].G);
Assert.AreEqual(i * 3, copiedData[i].B);
Assert.AreEqual(i * 4, copiedData[i].A);
}
srcTex.Dispose();
destCopy.Dispose();
destNoCopy.Dispose();
}
public void TestReadWrite()
{
// Define variables and constants
const uint WIDTH_TX = 512U;
const uint TARGET_MIP_INDEX = 4U;
const uint DATA_WRITE_OFFSET = 10U;
const uint DATA_WRITE_COUNT = 10U;
Texture1D <TexelFormat.RGBA32UInt> srcTex = TextureFactory.NewTexture1D <TexelFormat.RGBA32UInt>()
.WithInitialData(
Enumerable.Range(0, (int)TextureUtils.GetSizeTexels(true, WIDTH_TX))
.Select(i => (uint)i)
.Select(i => new TexelFormat.RGBA32UInt {
R = i, G = i * 2, B = i * 3, A = i * 4
})
.ToArray()
)
.WithMipAllocation(true)
.WithPermittedBindings(GPUBindings.None)
.WithUsage(ResourceUsage.StagingReadWrite)
.WithWidth(WIDTH_TX);
srcTex.ReadWrite(data => {
for (uint i = DATA_WRITE_OFFSET; i < DATA_WRITE_OFFSET + DATA_WRITE_COUNT; ++i)
{
data[(int)i] = new TexelFormat.RGBA32UInt {
R = i, G = i * 3, B = i * 6, A = i * 9
};
}
},
TARGET_MIP_INDEX);
var readData = srcTex.Read(TARGET_MIP_INDEX);
for (uint i = DATA_WRITE_OFFSET; i < DATA_WRITE_OFFSET + DATA_WRITE_COUNT; ++i)
{
Assert.AreEqual(i, readData[(int)i].R);
Assert.AreEqual(i * 3, readData[(int)i].G);
Assert.AreEqual(i * 6, readData[(int)i].B);
Assert.AreEqual(i * 9, readData[(int)i].A);
}
srcTex.Dispose();
}
public void TestCopyTo()
{
LosgapSystem.InvokeOnMaster(() => {
// Define variables and constants
const uint WIDTH_TX = 512U;
Texture1D <TexelFormat.RGBA32Int> srcTex = TextureFactory.NewTexture1D <TexelFormat.RGBA32Int>()
.WithDynamicDetail(false)
.WithInitialData(
Enumerable.Range(0, (int)TextureUtils.GetSizeTexels(true, WIDTH_TX))
.Select(i => new TexelFormat.RGBA32Int {
R = i, G = i * 2, B = i * 3, A = i * 4
})
.ToArray()
)
.WithMipAllocation(true)
.WithMipGenerationTarget(false)
.WithPermittedBindings(GPUBindings.ReadableShaderResource)
.WithUsage(ResourceUsage.Immutable)
.WithWidth(WIDTH_TX);
// Set up context
// Execute
Texture1D <TexelFormat.RGBA32Int> dstTex = srcTex.Clone()
.WithUsage(ResourceUsage.StagingRead)
.WithPermittedBindings(GPUBindings.None);
srcTex.CopyTo(dstTex);
// Assert outcome
TexelFormat.RGBA32Int[] copiedData = dstTex.ReadAll();
for (int i = 0; i < copiedData.Length; ++i)
{
Assert.AreEqual(i, copiedData[i].R);
Assert.AreEqual(i * 2, copiedData[i].G);
Assert.AreEqual(i * 3, copiedData[i].B);
Assert.AreEqual(i * 4, copiedData[i].A);
}
srcTex.Dispose();
dstTex.Dispose();
});
}
/// <summary>
/// Creates a new <see cref="Texture1D{TTexel}"/> with the supplied builder parameters.
/// </summary>
/// <remarks>
/// In debug mode, this method will check a large number of <see cref="Assure">assurances</see>
/// on the builder parameters before creating the resource.
/// </remarks>
/// <returns>A new <see cref="Texture1D{TTexel}"/>.</returns>
public override Texture1D <TTexel> Create()
{
Texture1D <TTexel> result = new Texture1D <TTexel>(
CreateTexture1D(1U, InitialData),
Usage,
TextureUtils.GetSize(texelSizeBytes, mipAllocation, width),
permittedBindings,
false,
mipGenerationTarget,
dynamicDetail,
width,
texelSizeBytes,
mipAllocation,
numMips,
0U
);
if (dynamicDetail)
{
RenderingModule.DynamicDetailTextures.Value.Add(new WeakReference <IResource>(result));
}
return(result);
}
public void CopyTo(Texture1D <TTexel> dest, SubresourceBox srcRegion, uint srcMipIndex = 0U, uint dstMipIndex = 0U, uint destWriteOffsetX = 0U)
{
Assure.LessThan(
srcMipIndex, NumMips,
"Can not copy from mip level " + srcMipIndex + ": Only " + NumMips + " present in source texture."
);
Assure.LessThan(
dstMipIndex, dest.NumMips,
"Can not copy to mip level " + dstMipIndex + ": Only " + dest.NumMips + " present in destination texture."
);
Assure.LessThan(
srcRegion.Left,
MipWidth(srcMipIndex),
"Buffer overflow: Please ensure you are not attempting to copy from past the end of the source texture."
);
Assure.LessThanOrEqualTo(
srcRegion.Right,
MipWidth(srcMipIndex),
"Buffer overflow: Please ensure you are not attempting to copy from past the end of the source texture."
);
Assure.LessThanOrEqualTo(
srcRegion.Width + destWriteOffsetX,
dest.MipWidth(dstMipIndex),
"Buffer overflow: Please ensure you are not attempting to copy to past the end of the destination texture."
);
base.CopyTo(
dest,
srcRegion,
GetSubresourceIndex(srcMipIndex),
dest.GetSubresourceIndex(dstMipIndex),
destWriteOffsetX,
0U,
0U
);
}
