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// Copyright 2019 The Dawn Authors
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#include "tests/DawnTest.h"
#include "common/Constants.h"
#include "common/Math.h"
#include "utils/ComboRenderPipelineDescriptor.h"
#include "utils/TestUtils.h"
#include "utils/WGPUHelpers.h"
namespace {
using Format = wgpu::TextureFormat;
using Aspect = wgpu::TextureAspect;
using Usage = wgpu::TextureUsage;
using Dimension = wgpu::TextureDimension;
using DepthOrArrayLayers = uint32_t;
using MipCount = uint32_t;
using Mip = uint32_t;
using SampleCount = uint32_t;
DAWN_TEST_PARAM_STRUCT(Params,
Format,
Aspect,
Usage,
Dimension,
DepthOrArrayLayers,
MipCount,
Mip,
SampleCount);
template <typename T>
class ExpectNonZero : public detail::CustomTextureExpectation {
public:
uint32_t DataSize() override {
return sizeof(T);
}
testing::AssertionResult Check(const void* data, size_t size) override {
ASSERT(size % DataSize() == 0 && size > 0);
const T* actual = static_cast<const T*>(data);
T value = *actual;
if (value == T(0)) {
return testing::AssertionFailure()
<< "Expected data to be non-zero, was " << value << std::endl;
}
for (size_t i = 0; i < size / DataSize(); ++i) {
if (actual[i] != value) {
return testing::AssertionFailure()
<< "Expected data[" << i << "] to match non-zero value " << value
<< ", actual " << actual[i] << std::endl;
}
}
return testing::AssertionSuccess();
}
};
#define EXPECT_TEXTURE_NONZERO(T, ...) \
AddTextureExpectation(__FILE__, __LINE__, new ExpectNonZero<T>(), __VA_ARGS__)
class NonzeroTextureCreationTests : public DawnTestWithParams<Params> {
protected:
constexpr static uint32_t kSize = 128;
std::vector<wgpu::FeatureName> GetRequiredFeatures() override {
if (GetParam().mFormat == wgpu::TextureFormat::BC1RGBAUnorm &&
SupportsFeatures({wgpu::FeatureName::TextureCompressionBC})) {
return {wgpu::FeatureName::TextureCompressionBC};
}
return {};
}
void Run() {
DAWN_TEST_UNSUPPORTED_IF(GetParam().mFormat == wgpu::TextureFormat::BC1RGBAUnorm &&
!SupportsFeatures({wgpu::FeatureName::TextureCompressionBC}));
// TODO(crbug.com/dawn/667): Work around the fact that some platforms do not support
// reading from Snorm textures.
DAWN_TEST_UNSUPPORTED_IF(GetParam().mFormat == wgpu::TextureFormat::RGBA8Snorm &&
HasToggleEnabled("disable_snorm_read"));
// TODO(crbug.com/angleproject/5967): This texture readback hits an assert in ANGLE.
DAWN_SUPPRESS_TEST_IF(GetParam().mDimension == wgpu::TextureDimension::e3D &&
IsANGLE());
// TODO(crbug.com/dawn/791): Determine Intel specific platforms this occurs on, and
// implement a workaround on all backends (happens on Windows too, but not on our test
// machines).
DAWN_SUPPRESS_TEST_IF(
(GetParam().mFormat == wgpu::TextureFormat::Depth32Float ||
GetParam().mFormat == wgpu::TextureFormat::Depth24PlusStencil8) &&
IsMetal() && IsIntel() && GetParam().mMip != 0);
// TODO(crbug.com/dawn/1071): Implement a workaround on Intel/Metal backends.
DAWN_SUPPRESS_TEST_IF((GetParam().mFormat == wgpu::TextureFormat::R8Unorm ||
GetParam().mFormat == wgpu::TextureFormat::RG8Unorm) &&
GetParam().mMipCount > 1 &&
HasToggleEnabled("disable_r8_rg8_mipmaps"));
// Copies from depth textures not fully supported on the OpenGL backend right now.
DAWN_SUPPRESS_TEST_IF(GetParam().mFormat == wgpu::TextureFormat::Depth32Float &&
(IsOpenGL() || IsOpenGLES()));
// Copies from stencil textures not fully supported on the OpenGL backend right now.
DAWN_SUPPRESS_TEST_IF(GetParam().mFormat == wgpu::TextureFormat::Depth24PlusStencil8 &&
GetParam().mAspect == wgpu::TextureAspect::StencilOnly &&
(IsOpenGL() || IsOpenGLES()));
// TODO(crbug.com/dawn/593): Test depends on glTextureView which is unsupported on GLES.
DAWN_SUPPRESS_TEST_IF(GetParam().mFormat == wgpu::TextureFormat::Depth24PlusStencil8 &&
GetParam().mAspect == wgpu::TextureAspect::DepthOnly &&
IsOpenGLES());
// Sampled depth only populates the first texel when running on OpenGL Mesa.
DAWN_SUPPRESS_TEST_IF(GetParam().mFormat == wgpu::TextureFormat::Depth24PlusStencil8 &&
GetParam().mAspect == wgpu::TextureAspect::DepthOnly &&
IsOpenGL() && IsLinux());
// GL may support the feature, but reading data back is not implemented.
DAWN_TEST_UNSUPPORTED_IF(GetParam().mFormat == wgpu::TextureFormat::BC1RGBAUnorm &&
(IsOpenGL() || IsOpenGLES()));
wgpu::TextureDescriptor descriptor;
descriptor.dimension = GetParam().mDimension;
descriptor.size.width = kSize;
descriptor.size.height = kSize;
descriptor.size.depthOrArrayLayers = GetParam().mDepthOrArrayLayers;
descriptor.sampleCount = GetParam().mSampleCount;
descriptor.format = GetParam().mFormat;
descriptor.usage = GetParam().mUsage;
descriptor.mipLevelCount = GetParam().mMipCount;
wgpu::Texture texture = device.CreateTexture(&descriptor);
uint32_t mip = GetParam().mMip;
uint32_t mipSize = std::max(kSize >> mip, 1u);
uint32_t depthOrArrayLayers = GetParam().mDimension == wgpu::TextureDimension::e3D
? std::max(GetParam().mDepthOrArrayLayers >> mip, 1u)
: GetParam().mDepthOrArrayLayers;
switch (GetParam().mFormat) {
case wgpu::TextureFormat::R8Unorm: {
if (GetParam().mSampleCount > 1) {
ExpectMultisampledFloatData(texture, mipSize, mipSize, 1,
GetParam().mSampleCount, 0, mip,
new ExpectNonZero<float>());
} else {
EXPECT_TEXTURE_EQ(new ExpectNonZero<uint8_t>(), texture, {0, 0, 0},
{mipSize, mipSize, depthOrArrayLayers}, mip);
}
break;
}
case wgpu::TextureFormat::RG8Unorm: {
if (GetParam().mSampleCount > 1) {
ExpectMultisampledFloatData(texture, mipSize, mipSize, 2,
GetParam().mSampleCount, 0, mip,
new ExpectNonZero<float>());
} else {
EXPECT_TEXTURE_EQ(new ExpectNonZero<uint16_t>(), texture, {0, 0, 0},
{mipSize, mipSize, depthOrArrayLayers}, mip);
}
break;
}
case wgpu::TextureFormat::RGBA8Unorm:
case wgpu::TextureFormat::RGBA8Snorm: {
if (GetParam().mSampleCount > 1) {
ExpectMultisampledFloatData(texture, mipSize, mipSize, 4,
GetParam().mSampleCount, 0, mip,
new ExpectNonZero<float>());
} else {
EXPECT_TEXTURE_EQ(new ExpectNonZero<uint32_t>(), texture, {0, 0, 0},
{mipSize, mipSize, depthOrArrayLayers}, mip);
}
break;
}
case wgpu::TextureFormat::Depth32Float: {
EXPECT_TEXTURE_EQ(new ExpectNonZero<float>(), texture, {0, 0, 0},
{mipSize, mipSize, depthOrArrayLayers}, mip);
break;
}
case wgpu::TextureFormat::Depth24PlusStencil8: {
switch (GetParam().mAspect) {
case wgpu::TextureAspect::DepthOnly: {
for (uint32_t arrayLayer = 0;
arrayLayer < GetParam().mDepthOrArrayLayers; ++arrayLayer) {
ExpectSampledDepthData(texture, mipSize, mipSize, arrayLayer, mip,
new ExpectNonZero<float>())
<< "arrayLayer " << arrayLayer;
}
break;
}
case wgpu::TextureAspect::StencilOnly: {
uint32_t texelCount = mipSize * mipSize * depthOrArrayLayers;
std::vector<uint8_t> expectedStencil(texelCount, 1);
EXPECT_TEXTURE_EQ(expectedStencil.data(), texture, {0, 0, 0},
{mipSize, mipSize, depthOrArrayLayers}, mip,
wgpu::TextureAspect::StencilOnly);
break;
}
default:
UNREACHABLE();
}
break;
}
case wgpu::TextureFormat::BC1RGBAUnorm: {
// Set buffer with dirty data so we know it is cleared by the lazy cleared
// texture copy
uint32_t blockWidth = utils::GetTextureFormatBlockWidth(GetParam().mFormat);
uint32_t blockHeight = utils::GetTextureFormatBlockHeight(GetParam().mFormat);
wgpu::Extent3D copySize = {Align(mipSize, blockWidth),
Align(mipSize, blockHeight), depthOrArrayLayers};
uint32_t bytesPerRow =
utils::GetMinimumBytesPerRow(GetParam().mFormat, copySize.width);
uint32_t rowsPerImage = copySize.height / blockHeight;
uint64_t bufferSize = utils::RequiredBytesInCopy(bytesPerRow, rowsPerImage,
copySize, GetParam().mFormat);
std::vector<uint8_t> data(bufferSize, 100);
wgpu::Buffer bufferDst = utils::CreateBufferFromData(
device, data.data(), bufferSize, wgpu::BufferUsage::CopySrc);
wgpu::ImageCopyBuffer imageCopyBuffer =
utils::CreateImageCopyBuffer(bufferDst, 0, bytesPerRow, rowsPerImage);
wgpu::ImageCopyTexture imageCopyTexture =
utils::CreateImageCopyTexture(texture, mip, {0, 0, 0});
wgpu::CommandEncoder encoder = device.CreateCommandEncoder();
encoder.CopyTextureToBuffer(&imageCopyTexture, &imageCopyBuffer, &copySize);
wgpu::CommandBuffer commands = encoder.Finish();
queue.Submit(1, &commands);
uint32_t copiedWidthInBytes =
utils::GetTexelBlockSizeInBytes(GetParam().mFormat) * copySize.width /
blockWidth;
uint8_t* d = data.data();
for (uint32_t z = 0; z < depthOrArrayLayers; ++z) {
for (uint32_t row = 0; row < copySize.height / blockHeight; ++row) {
std::fill_n(d, copiedWidthInBytes, 1);
d += bytesPerRow;
}
}
EXPECT_BUFFER_U8_RANGE_EQ(data.data(), bufferDst, 0, bufferSize);
break;
}
default:
UNREACHABLE();
}
}
};
class NonzeroNonrenderableTextureCreationTests : public NonzeroTextureCreationTests {};
class NonzeroCompressedTextureCreationTests : public NonzeroTextureCreationTests {};
class NonzeroDepthTextureCreationTests : public NonzeroTextureCreationTests {};
class NonzeroDepthStencilTextureCreationTests : public NonzeroTextureCreationTests {};
class NonzeroMultisampledTextureCreationTests : public NonzeroTextureCreationTests {};
} // anonymous namespace
// Test that texture clears to a non-zero value because toggle is enabled.
TEST_P(NonzeroTextureCreationTests, TextureCreationClears) {
Run();
}
// Test that texture clears to a non-zero value because toggle is enabled.
TEST_P(NonzeroNonrenderableTextureCreationTests, TextureCreationClears) {
Run();
}
// Test that texture clears to a non-zero value because toggle is enabled.
TEST_P(NonzeroCompressedTextureCreationTests, TextureCreationClears) {
Run();
}
// Test that texture clears to a non-zero value because toggle is enabled.
TEST_P(NonzeroDepthTextureCreationTests, TextureCreationClears) {
Run();
}
// Test that texture clears to a non-zero value because toggle is enabled.
TEST_P(NonzeroDepthStencilTextureCreationTests, TextureCreationClears) {
Run();
}
// Test that texture clears to a non-zero value because toggle is enabled.
TEST_P(NonzeroMultisampledTextureCreationTests, TextureCreationClears) {
Run();
}
DAWN_INSTANTIATE_TEST_P(
NonzeroTextureCreationTests,
{D3D12Backend({"nonzero_clear_resources_on_creation_for_testing"},
{"lazy_clear_resource_on_first_use"}),
MetalBackend({"nonzero_clear_resources_on_creation_for_testing"},
{"lazy_clear_resource_on_first_use"}),
OpenGLBackend({"nonzero_clear_resources_on_creation_for_testing"},
{"lazy_clear_resource_on_first_use"}),
OpenGLESBackend({"nonzero_clear_resources_on_creation_for_testing"},
{"lazy_clear_resource_on_first_use"}),
VulkanBackend({"nonzero_clear_resources_on_creation_for_testing"},
{"lazy_clear_resource_on_first_use"})},
{wgpu::TextureFormat::R8Unorm, wgpu::TextureFormat::RG8Unorm, wgpu::TextureFormat::RGBA8Unorm},
{wgpu::TextureAspect::All},
{wgpu::TextureUsage(wgpu::TextureUsage::RenderAttachment | wgpu::TextureUsage::CopySrc),
wgpu::TextureUsage::CopySrc},
{wgpu::TextureDimension::e2D, wgpu::TextureDimension::e3D},
{1u, 7u}, // depth or array layers
{4u}, // mip count
{0u, 1u, 2u, 3u}, // mip
{1u} // sample count
);
DAWN_INSTANTIATE_TEST_P(NonzeroNonrenderableTextureCreationTests,
{D3D12Backend({"nonzero_clear_resources_on_creation_for_testing"},
{"lazy_clear_resource_on_first_use"}),
MetalBackend({"nonzero_clear_resources_on_creation_for_testing"},
{"lazy_clear_resource_on_first_use"}),
OpenGLBackend({"nonzero_clear_resources_on_creation_for_testing"},
{"lazy_clear_resource_on_first_use"}),
OpenGLESBackend({"nonzero_clear_resources_on_creation_for_testing"},
{"lazy_clear_resource_on_first_use"}),
VulkanBackend({"nonzero_clear_resources_on_creation_for_testing"},
{"lazy_clear_resource_on_first_use"})},
{wgpu::TextureFormat::RGBA8Snorm},
{wgpu::TextureAspect::All},
{wgpu::TextureUsage::CopySrc},
{wgpu::TextureDimension::e2D, wgpu::TextureDimension::e3D},
{1u, 7u}, // depth or array layers
{4u}, // mip count
{0u, 1u, 2u, 3u}, // mip
{1u} // sample count
);
DAWN_INSTANTIATE_TEST_P(NonzeroCompressedTextureCreationTests,
{D3D12Backend({"nonzero_clear_resources_on_creation_for_testing"},
{"lazy_clear_resource_on_first_use"}),
MetalBackend({"nonzero_clear_resources_on_creation_for_testing"},
{"lazy_clear_resource_on_first_use"}),
OpenGLBackend({"nonzero_clear_resources_on_creation_for_testing"},
{"lazy_clear_resource_on_first_use"}),
OpenGLESBackend({"nonzero_clear_resources_on_creation_for_testing"},
{"lazy_clear_resource_on_first_use"}),
VulkanBackend({"nonzero_clear_resources_on_creation_for_testing"},
{"lazy_clear_resource_on_first_use"})},
{wgpu::TextureFormat::BC1RGBAUnorm},
{wgpu::TextureAspect::All},
{wgpu::TextureUsage::CopySrc},
{wgpu::TextureDimension::e2D},
{1u, 7u}, // depth or array layers
{4u}, // mip count
{0u, 1u, 2u, 3u}, // mip
{1u} // sample count
);
DAWN_INSTANTIATE_TEST_P(NonzeroDepthTextureCreationTests,
{D3D12Backend({"nonzero_clear_resources_on_creation_for_testing"},
{"lazy_clear_resource_on_first_use"}),
MetalBackend({"nonzero_clear_resources_on_creation_for_testing"},
{"lazy_clear_resource_on_first_use"}),
OpenGLBackend({"nonzero_clear_resources_on_creation_for_testing"},
{"lazy_clear_resource_on_first_use"}),
OpenGLESBackend({"nonzero_clear_resources_on_creation_for_testing"},
{"lazy_clear_resource_on_first_use"}),
VulkanBackend({"nonzero_clear_resources_on_creation_for_testing"},
{"lazy_clear_resource_on_first_use"})},
{wgpu::TextureFormat::Depth32Float},
{wgpu::TextureAspect::All},
{wgpu::TextureUsage(wgpu::TextureUsage::RenderAttachment |
wgpu::TextureUsage::CopySrc),
wgpu::TextureUsage::CopySrc},
{wgpu::TextureDimension::e2D},
{1u, 7u}, // depth or array layers
{4u}, // mip count
{0u, 1u, 2u, 3u}, // mip
{1u} // sample count
);
DAWN_INSTANTIATE_TEST_P(
NonzeroDepthStencilTextureCreationTests,
{D3D12Backend({"nonzero_clear_resources_on_creation_for_testing"},
{"lazy_clear_resource_on_first_use"}),
MetalBackend({"nonzero_clear_resources_on_creation_for_testing"},
{"lazy_clear_resource_on_first_use"}),
OpenGLBackend({"nonzero_clear_resources_on_creation_for_testing"},
{"lazy_clear_resource_on_first_use"}),
OpenGLESBackend({"nonzero_clear_resources_on_creation_for_testing"},
{"lazy_clear_resource_on_first_use"}),
VulkanBackend({"nonzero_clear_resources_on_creation_for_testing"},
{"lazy_clear_resource_on_first_use"})},
{wgpu::TextureFormat::Depth24PlusStencil8},
{wgpu::TextureAspect::DepthOnly, wgpu::TextureAspect::StencilOnly},
{wgpu::TextureUsage(wgpu::TextureUsage::RenderAttachment | wgpu::TextureUsage::CopySrc |
wgpu::TextureUsage::TextureBinding),
wgpu::TextureUsage(wgpu::TextureUsage::TextureBinding | wgpu::TextureUsage::CopySrc)},
{wgpu::TextureDimension::e2D},
{1u, 7u}, // depth or array layers
{4u}, // mip count
{0u, 1u, 2u, 3u}, // mip
{1u} // sample count
);
DAWN_INSTANTIATE_TEST_P(
NonzeroMultisampledTextureCreationTests,
{D3D12Backend({"nonzero_clear_resources_on_creation_for_testing"},
{"lazy_clear_resource_on_first_use"}),
MetalBackend({"nonzero_clear_resources_on_creation_for_testing"},
{"lazy_clear_resource_on_first_use"}),
OpenGLBackend({"nonzero_clear_resources_on_creation_for_testing"},
{"lazy_clear_resource_on_first_use"}),
OpenGLESBackend({"nonzero_clear_resources_on_creation_for_testing"},
{"lazy_clear_resource_on_first_use"}),
VulkanBackend({"nonzero_clear_resources_on_creation_for_testing"},
{"lazy_clear_resource_on_first_use"})},
{wgpu::TextureFormat::R8Unorm, wgpu::TextureFormat::RG8Unorm, wgpu::TextureFormat::RGBA8Unorm},
{wgpu::TextureAspect::All},
{wgpu::TextureUsage(wgpu::TextureUsage::RenderAttachment | wgpu::TextureUsage::TextureBinding),
wgpu::TextureUsage::TextureBinding},
{wgpu::TextureDimension::e2D},
{1u}, // depth or array layers
{1u}, // mip count
{0u}, // mip
{4u} // sample count
);