| // Copyright 2020 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/unittests/validation/ValidationTest.h" |
| |
| #include "common/Math.h" |
| #include "utils/TextureFormatUtils.h" |
| #include "utils/WGPUHelpers.h" |
| |
| namespace { |
| |
| class QueueWriteTextureValidationTest : public ValidationTest { |
| private: |
| void SetUp() override { |
| ValidationTest::SetUp(); |
| queue = device.GetDefaultQueue(); |
| } |
| |
| protected: |
| wgpu::Texture Create2DTexture(wgpu::Extent3D size, |
| uint32_t mipLevelCount, |
| wgpu::TextureFormat format, |
| wgpu::TextureUsage usage, |
| uint32_t sampleCount = 1) { |
| wgpu::TextureDescriptor descriptor; |
| descriptor.dimension = wgpu::TextureDimension::e2D; |
| descriptor.size.width = size.width; |
| descriptor.size.height = size.height; |
| descriptor.size.depth = size.depth; |
| descriptor.sampleCount = sampleCount; |
| descriptor.format = format; |
| descriptor.mipLevelCount = mipLevelCount; |
| descriptor.usage = usage; |
| wgpu::Texture tex = device.CreateTexture(&descriptor); |
| return tex; |
| } |
| |
| void TestWriteTexture(size_t dataSize, |
| uint32_t dataOffset, |
| uint32_t dataBytesPerRow, |
| uint32_t dataRowsPerImage, |
| wgpu::Texture texture, |
| uint32_t texLevel, |
| wgpu::Origin3D texOrigin, |
| wgpu::Extent3D size) { |
| std::vector<uint8_t> data(dataSize); |
| |
| wgpu::TextureDataLayout textureDataLayout; |
| textureDataLayout.offset = dataOffset; |
| textureDataLayout.bytesPerRow = dataBytesPerRow; |
| textureDataLayout.rowsPerImage = dataRowsPerImage; |
| |
| wgpu::TextureCopyView textureCopyView = |
| utils::CreateTextureCopyView(texture, texLevel, texOrigin); |
| |
| queue.WriteTexture(&textureCopyView, data.data(), dataSize, &textureDataLayout, &size); |
| } |
| |
| void TestWriteTextureExactDataSize(uint32_t bytesPerRow, |
| uint32_t rowsPerImage, |
| wgpu::Texture texture, |
| wgpu::TextureFormat textureFormat, |
| wgpu::Origin3D origin, |
| wgpu::Extent3D extent3D) { |
| // Check the minimal valid dataSize. |
| uint64_t dataSize = |
| utils::RequiredBytesInCopy(bytesPerRow, rowsPerImage, extent3D, textureFormat); |
| TestWriteTexture(dataSize, 0, bytesPerRow, rowsPerImage, texture, 0, origin, extent3D); |
| |
| // Check dataSize was indeed minimal. |
| uint64_t invalidSize = dataSize - 1; |
| ASSERT_DEVICE_ERROR(TestWriteTexture(invalidSize, 0, bytesPerRow, rowsPerImage, texture, |
| 0, origin, extent3D)); |
| } |
| |
| wgpu::Queue queue; |
| }; |
| |
| // Test the success case for WriteTexture |
| TEST_F(QueueWriteTextureValidationTest, Success) { |
| const uint64_t dataSize = |
| utils::RequiredBytesInCopy(256, 0, {4, 4, 1}, wgpu::TextureFormat::RGBA8Unorm); |
| wgpu::Texture destination = Create2DTexture({16, 16, 4}, 5, wgpu::TextureFormat::RGBA8Unorm, |
| wgpu::TextureUsage::CopyDst); |
| |
| // Different copies, including some that touch the OOB condition |
| { |
| // Copy 4x4 block in corner of first mip. |
| TestWriteTexture(dataSize, 0, 256, 0, destination, 0, {0, 0, 0}, {4, 4, 1}); |
| // Copy 4x4 block in opposite corner of first mip. |
| TestWriteTexture(dataSize, 0, 256, 0, destination, 0, {12, 12, 0}, {4, 4, 1}); |
| // Copy 4x4 block in the 4x4 mip. |
| TestWriteTexture(dataSize, 0, 256, 0, destination, 2, {0, 0, 0}, {4, 4, 1}); |
| // Copy with a data offset |
| TestWriteTexture(dataSize, dataSize - 4, 256, 0, destination, 0, {0, 0, 0}, {1, 1, 1}); |
| } |
| |
| // Copies with a 256-byte aligned bytes per row but unaligned texture region |
| { |
| // Unaligned region |
| TestWriteTexture(dataSize, 0, 256, 0, destination, 0, {0, 0, 0}, {3, 4, 1}); |
| // Unaligned region with texture offset |
| TestWriteTexture(dataSize, 0, 256, 0, destination, 0, {5, 7, 0}, {2, 3, 1}); |
| // Unaligned region, with data offset |
| TestWriteTexture(dataSize, 31 * 4, 256, 0, destination, 0, {0, 0, 0}, {3, 3, 1}); |
| } |
| |
| // Empty copies are valid |
| { |
| // An empty copy |
| TestWriteTexture(dataSize, 0, 0, 0, destination, 0, {0, 0, 0}, {0, 0, 1}); |
| // An empty copy with depth = 0 |
| TestWriteTexture(dataSize, 0, 0, 0, destination, 0, {0, 0, 0}, {0, 0, 0}); |
| // An empty copy touching the end of the data |
| TestWriteTexture(dataSize, dataSize, 0, 0, destination, 0, {0, 0, 0}, {0, 0, 1}); |
| // An empty copy touching the side of the texture |
| TestWriteTexture(dataSize, 0, 0, 0, destination, 0, {16, 16, 0}, {0, 0, 1}); |
| // An empty copy with depth = 1 and bytesPerRow > 0 |
| TestWriteTexture(dataSize, 0, 256, 0, destination, 0, {0, 0, 0}, {0, 0, 1}); |
| // An empty copy with height > 0, depth = 0, bytesPerRow > 0 and rowsPerImage > 0 |
| TestWriteTexture(dataSize, 0, 256, 16, destination, 0, {0, 0, 0}, {0, 1, 0}); |
| } |
| } |
| |
| // Test OOB conditions on the data |
| TEST_F(QueueWriteTextureValidationTest, OutOfBoundsOnData) { |
| const uint64_t dataSize = |
| utils::RequiredBytesInCopy(256, 0, {4, 4, 1}, wgpu::TextureFormat::RGBA8Unorm); |
| wgpu::Texture destination = Create2DTexture({16, 16, 1}, 5, wgpu::TextureFormat::RGBA8Unorm, |
| wgpu::TextureUsage::CopyDst); |
| |
| // OOB on the data because we copy too many pixels |
| ASSERT_DEVICE_ERROR( |
| TestWriteTexture(dataSize, 0, 256, 0, destination, 0, {0, 0, 0}, {4, 5, 1})); |
| |
| // OOB on the data because of the offset |
| ASSERT_DEVICE_ERROR( |
| TestWriteTexture(dataSize, 4, 256, 0, destination, 0, {0, 0, 0}, {4, 4, 1})); |
| |
| // OOB on the data because utils::RequiredBytesInCopy overflows |
| ASSERT_DEVICE_ERROR( |
| TestWriteTexture(dataSize, 0, 512, 0, destination, 0, {0, 0, 0}, {4, 3, 1})); |
| |
| // Not OOB on the data although bytes per row * height overflows |
| // but utils::RequiredBytesInCopy * depth does not overflow |
| { |
| uint32_t sourceDataSize = |
| utils::RequiredBytesInCopy(256, 0, {7, 3, 1}, wgpu::TextureFormat::RGBA8Unorm); |
| ASSERT_TRUE(256 * 3 > sourceDataSize) << "bytes per row * height should overflow data"; |
| |
| TestWriteTexture(sourceDataSize, 0, 256, 0, destination, 0, {0, 0, 0}, {7, 3, 1}); |
| } |
| } |
| |
| // Test OOB conditions on the texture |
| TEST_F(QueueWriteTextureValidationTest, OutOfBoundsOnTexture) { |
| const uint64_t dataSize = |
| utils::RequiredBytesInCopy(256, 0, {4, 4, 1}, wgpu::TextureFormat::RGBA8Unorm); |
| wgpu::Texture destination = Create2DTexture({16, 16, 2}, 5, wgpu::TextureFormat::RGBA8Unorm, |
| wgpu::TextureUsage::CopyDst); |
| |
| // OOB on the texture because x + width overflows |
| ASSERT_DEVICE_ERROR( |
| TestWriteTexture(dataSize, 0, 256, 0, destination, 0, {13, 12, 0}, {4, 4, 1})); |
| |
| // OOB on the texture because y + width overflows |
| ASSERT_DEVICE_ERROR( |
| TestWriteTexture(dataSize, 0, 256, 0, destination, 0, {12, 13, 0}, {4, 4, 1})); |
| |
| // OOB on the texture because we overflow a non-zero mip |
| ASSERT_DEVICE_ERROR( |
| TestWriteTexture(dataSize, 0, 256, 0, destination, 2, {1, 0, 0}, {4, 4, 1})); |
| |
| // OOB on the texture even on an empty copy when we copy to a non-existent mip. |
| ASSERT_DEVICE_ERROR( |
| TestWriteTexture(dataSize, 0, 0, 0, destination, 5, {0, 0, 0}, {0, 0, 1})); |
| |
| // OOB on the texture because slice overflows |
| ASSERT_DEVICE_ERROR( |
| TestWriteTexture(dataSize, 0, 0, 0, destination, 0, {0, 0, 2}, {0, 0, 1})); |
| } |
| |
| // Test that we force Depth=1 on writes to 2D textures |
| TEST_F(QueueWriteTextureValidationTest, DepthConstraintFor2DTextures) { |
| const uint64_t dataSize = |
| utils::RequiredBytesInCopy(0, 0, {0, 0, 2}, wgpu::TextureFormat::RGBA8Unorm); |
| wgpu::Texture destination = Create2DTexture({16, 16, 1}, 5, wgpu::TextureFormat::RGBA8Unorm, |
| wgpu::TextureUsage::CopyDst); |
| |
| // Depth > 1 on an empty copy still errors |
| ASSERT_DEVICE_ERROR( |
| TestWriteTexture(dataSize, 0, 0, 0, destination, 0, {0, 0, 0}, {0, 0, 2})); |
| } |
| |
| // Test WriteTexture with incorrect texture usage |
| TEST_F(QueueWriteTextureValidationTest, IncorrectUsage) { |
| const uint64_t dataSize = |
| utils::RequiredBytesInCopy(256, 0, {4, 4, 1}, wgpu::TextureFormat::RGBA8Unorm); |
| wgpu::Texture sampled = Create2DTexture({16, 16, 1}, 5, wgpu::TextureFormat::RGBA8Unorm, |
| wgpu::TextureUsage::Sampled); |
| |
| // Incorrect destination usage |
| ASSERT_DEVICE_ERROR( |
| TestWriteTexture(dataSize, 0, 256, 0, sampled, 0, {0, 0, 0}, {4, 4, 1})); |
| } |
| |
| // Test incorrect values of bytesPerRow and that values not divisible by 256 are allowed. |
| TEST_F(QueueWriteTextureValidationTest, BytesPerRowLimitations) { |
| wgpu::Texture destination = Create2DTexture({3, 7, 1}, 1, wgpu::TextureFormat::RGBA8Unorm, |
| wgpu::TextureUsage::CopyDst); |
| |
| // bytesPerRow = 0 is invalid |
| ASSERT_DEVICE_ERROR(TestWriteTexture(128, 0, 0, 0, destination, 0, {0, 0, 0}, {3, 7, 1})); |
| |
| // bytesPerRow = 11 is invalid since a row takes 12 bytes. |
| ASSERT_DEVICE_ERROR(TestWriteTexture(128, 0, 11, 0, destination, 0, {0, 0, 0}, {3, 7, 1})); |
| |
| // bytesPerRow = 12 is valid since a row takes 12 bytes. |
| TestWriteTexture(128, 0, 12, 0, destination, 0, {0, 0, 0}, {3, 7, 1}); |
| |
| // bytesPerRow = 13 is valid since a row takes 12 bytes. |
| TestWriteTexture(128, 0, 13, 0, destination, 0, {0, 0, 0}, {3, 7, 1}); |
| } |
| |
| // Test that if rowsPerImage is greater than 0, it must be at least copy height. |
| TEST_F(QueueWriteTextureValidationTest, ImageHeightConstraint) { |
| uint64_t dataSize = |
| utils::RequiredBytesInCopy(256, 0, {4, 4, 1}, wgpu::TextureFormat::RGBA8Unorm); |
| wgpu::Texture destination = Create2DTexture({16, 16, 1}, 1, wgpu::TextureFormat::RGBA8Unorm, |
| wgpu::TextureUsage::CopyDst); |
| |
| // Image height is zero (Valid) |
| TestWriteTexture(dataSize, 0, 256, 0, destination, 0, {0, 0, 0}, {4, 4, 1}); |
| |
| // Image height is equal to copy height (Valid) |
| TestWriteTexture(dataSize, 0, 256, 4, destination, 0, {0, 0, 0}, {4, 4, 1}); |
| |
| // Image height is larger than copy height (Valid) |
| TestWriteTexture(dataSize, 0, 256, 5, destination, 0, {0, 0, 0}, {4, 4, 1}); |
| |
| // Image height is less than copy height (Invalid) |
| ASSERT_DEVICE_ERROR( |
| TestWriteTexture(dataSize, 0, 256, 3, destination, 0, {0, 0, 0}, {4, 4, 1})); |
| } |
| |
| // Test WriteTexture with incorrect data offset usage |
| TEST_F(QueueWriteTextureValidationTest, IncorrectDataOffset) { |
| uint64_t dataSize = |
| utils::RequiredBytesInCopy(256, 0, {4, 4, 1}, wgpu::TextureFormat::RGBA8Unorm); |
| wgpu::Texture destination = Create2DTexture({16, 16, 1}, 5, wgpu::TextureFormat::RGBA8Unorm, |
| wgpu::TextureUsage::CopyDst); |
| |
| // Correct usage |
| TestWriteTexture(dataSize, dataSize - 4, 256, 0, destination, 0, {0, 0, 0}, {1, 1, 1}); |
| |
| ASSERT_DEVICE_ERROR( |
| TestWriteTexture(dataSize, dataSize - 6, 256, 0, destination, 0, {0, 0, 0}, {1, 1, 1})); |
| } |
| |
| // Test multisampled textures can be used in WriteTexture. |
| TEST_F(QueueWriteTextureValidationTest, WriteToMultisampledTexture) { |
| uint64_t dataSize = |
| utils::RequiredBytesInCopy(256, 0, {2, 2, 1}, wgpu::TextureFormat::RGBA8Unorm); |
| wgpu::Texture destination = Create2DTexture({2, 2, 1}, 1, wgpu::TextureFormat::RGBA8Unorm, |
| wgpu::TextureUsage::CopyDst, 4); |
| |
| ASSERT_DEVICE_ERROR( |
| TestWriteTexture(dataSize, 0, 256, 0, destination, 0, {0, 0, 0}, {2, 2, 1})); |
| } |
| |
| // Test WriteTexture with texture in error state causes errors. |
| TEST_F(QueueWriteTextureValidationTest, TextureInErrorState) { |
| wgpu::TextureDescriptor errorTextureDescriptor; |
| errorTextureDescriptor.size.depth = 0; |
| ASSERT_DEVICE_ERROR(wgpu::Texture errorTexture = |
| device.CreateTexture(&errorTextureDescriptor)); |
| wgpu::TextureCopyView errorTextureCopyView = |
| utils::CreateTextureCopyView(errorTexture, 0, {0, 0, 0}); |
| |
| wgpu::Extent3D extent3D = {1, 1, 1}; |
| |
| { |
| std::vector<uint8_t> data(4); |
| wgpu::TextureDataLayout textureDataLayout; |
| textureDataLayout.offset = 0; |
| textureDataLayout.bytesPerRow = 0; |
| textureDataLayout.rowsPerImage = 0; |
| |
| ASSERT_DEVICE_ERROR(queue.WriteTexture(&errorTextureCopyView, data.data(), 4, |
| &textureDataLayout, &extent3D)); |
| } |
| } |
| |
| // Regression tests for a bug in the computation of texture data size in Dawn. |
| TEST_F(QueueWriteTextureValidationTest, TextureWriteDataSizeLastRowComputation) { |
| constexpr uint32_t kBytesPerRow = 256; |
| constexpr uint32_t kWidth = 4; |
| constexpr uint32_t kHeight = 4; |
| |
| constexpr std::array<wgpu::TextureFormat, 2> kFormats = {wgpu::TextureFormat::RGBA8Unorm, |
| wgpu::TextureFormat::RG8Unorm}; |
| |
| { |
| // kBytesPerRow * (kHeight - 1) + kWidth is not large enough to be the valid data size |
| // in this test because the data sizes in WriteTexture are not in texels but in bytes. |
| constexpr uint32_t kInvalidDataSize = kBytesPerRow * (kHeight - 1) + kWidth; |
| |
| for (wgpu::TextureFormat format : kFormats) { |
| wgpu::Texture destination = |
| Create2DTexture({kWidth, kHeight, 1}, 1, format, wgpu::TextureUsage::CopyDst); |
| ASSERT_DEVICE_ERROR(TestWriteTexture(kInvalidDataSize, 0, kBytesPerRow, 0, |
| destination, 0, {0, 0, 0}, |
| {kWidth, kHeight, 1})); |
| } |
| } |
| |
| { |
| for (wgpu::TextureFormat format : kFormats) { |
| uint32_t validDataSize = |
| utils::RequiredBytesInCopy(kBytesPerRow, 0, {kWidth, kHeight, 1}, format); |
| wgpu::Texture destination = |
| Create2DTexture({kWidth, kHeight, 1}, 1, format, wgpu::TextureUsage::CopyDst); |
| |
| // Verify the return value of RequiredBytesInCopy() is exactly the minimum valid |
| // data size in this test. |
| { |
| uint32_t invalidDataSize = validDataSize - 1; |
| ASSERT_DEVICE_ERROR(TestWriteTexture(invalidDataSize, 0, kBytesPerRow, 0, |
| destination, 0, {0, 0, 0}, |
| {kWidth, kHeight, 1})); |
| } |
| |
| { |
| TestWriteTexture(validDataSize, 0, kBytesPerRow, 0, destination, 0, {0, 0, 0}, |
| {kWidth, kHeight, 1}); |
| } |
| } |
| } |
| } |
| |
| // Test write from data to mip map of non square texture |
| TEST_F(QueueWriteTextureValidationTest, WriteToMipmapOfNonSquareTexture) { |
| uint64_t dataSize = |
| utils::RequiredBytesInCopy(256, 0, {4, 2, 1}, wgpu::TextureFormat::RGBA8Unorm); |
| uint32_t maxMipmapLevel = 3; |
| wgpu::Texture destination = |
| Create2DTexture({4, 2, 1}, maxMipmapLevel, wgpu::TextureFormat::RGBA8Unorm, |
| wgpu::TextureUsage::CopyDst); |
| |
| // Copy to top level mip map |
| TestWriteTexture(dataSize, 0, 256, 0, destination, maxMipmapLevel - 1, {0, 0, 0}, |
| {1, 1, 1}); |
| // Copy to high level mip map |
| TestWriteTexture(dataSize, 0, 256, 0, destination, maxMipmapLevel - 2, {0, 0, 0}, |
| {2, 1, 1}); |
| // Mip level out of range |
| ASSERT_DEVICE_ERROR(TestWriteTexture(dataSize, 0, 256, 0, destination, maxMipmapLevel, |
| {0, 0, 0}, {1, 1, 1})); |
| // Copy origin out of range |
| ASSERT_DEVICE_ERROR(TestWriteTexture(dataSize, 0, 256, 0, destination, maxMipmapLevel - 2, |
| {1, 0, 0}, {2, 1, 1})); |
| // Copy size out of range |
| ASSERT_DEVICE_ERROR(TestWriteTexture(dataSize, 0, 256, 0, destination, maxMipmapLevel - 2, |
| {0, 0, 0}, {2, 2, 1})); |
| } |
| |
| // Test writes to multiple array layers of an uncompressed texture |
| TEST_F(QueueWriteTextureValidationTest, WriteToMultipleArrayLayers) { |
| wgpu::Texture destination = QueueWriteTextureValidationTest::Create2DTexture( |
| {4, 2, 5}, 1, wgpu::TextureFormat::RGBA8Unorm, |
| wgpu::TextureUsage::CopyDst | wgpu::TextureUsage::CopySrc); |
| |
| // Write to all array layers |
| TestWriteTextureExactDataSize(256, 2, destination, wgpu::TextureFormat::RGBA8Unorm, |
| {0, 0, 0}, {4, 2, 5}); |
| |
| // Write to the highest array layer |
| TestWriteTextureExactDataSize(256, 2, destination, wgpu::TextureFormat::RGBA8Unorm, |
| {0, 0, 4}, {4, 2, 1}); |
| |
| // Write to array layers in the middle |
| TestWriteTextureExactDataSize(256, 2, destination, wgpu::TextureFormat::RGBA8Unorm, |
| {0, 0, 1}, {4, 2, 3}); |
| |
| // Copy with a non-packed rowsPerImage |
| TestWriteTextureExactDataSize(256, 3, destination, wgpu::TextureFormat::RGBA8Unorm, |
| {0, 0, 0}, {4, 2, 5}); |
| |
| // Copy with bytesPerRow = 500 |
| TestWriteTextureExactDataSize(500, 2, destination, wgpu::TextureFormat::RGBA8Unorm, |
| {0, 0, 1}, {4, 2, 3}); |
| } |
| |
| class WriteTextureTest_CompressedTextureFormats : public QueueWriteTextureValidationTest { |
| public: |
| WriteTextureTest_CompressedTextureFormats() : QueueWriteTextureValidationTest() { |
| device = CreateDeviceFromAdapter(adapter, {"texture_compression_bc"}); |
| } |
| |
| protected: |
| wgpu::Texture Create2DTexture(wgpu::TextureFormat format, |
| uint32_t mipmapLevels = 1, |
| uint32_t width = kWidth, |
| uint32_t height = kHeight) { |
| constexpr wgpu::TextureUsage kUsage = wgpu::TextureUsage::CopyDst; |
| constexpr uint32_t kArrayLayers = 1; |
| return QueueWriteTextureValidationTest::Create2DTexture( |
| {width, height, kArrayLayers}, mipmapLevels, format, kUsage, 1); |
| } |
| |
| void TestWriteTexture(size_t dataSize, |
| uint32_t dataOffset, |
| uint32_t dataBytesPerRow, |
| uint32_t dataRowsPerImage, |
| wgpu::Texture texture, |
| uint32_t textLevel, |
| wgpu::Origin3D textOrigin, |
| wgpu::Extent3D size) { |
| QueueWriteTextureValidationTest::TestWriteTexture(dataSize, dataOffset, dataBytesPerRow, |
| dataRowsPerImage, texture, textLevel, |
| textOrigin, size); |
| } |
| |
| static constexpr uint32_t kWidth = 16; |
| static constexpr uint32_t kHeight = 16; |
| }; |
| |
| // Tests to verify that data offset must be a multiple of the compressed texture blocks in bytes |
| TEST_F(WriteTextureTest_CompressedTextureFormats, DataOffset) { |
| for (wgpu::TextureFormat bcFormat : utils::kBCFormats) { |
| wgpu::Texture texture = Create2DTexture(bcFormat); |
| |
| // Valid usages of data offset. |
| { |
| uint32_t validDataOffset = utils::GetTexelBlockSizeInBytes(bcFormat); |
| QueueWriteTextureValidationTest::TestWriteTexture(512, validDataOffset, 256, 4, |
| texture, 0, {0, 0, 0}, {4, 4, 1}); |
| } |
| |
| // Failures on invalid data offset. |
| { |
| uint32_t kInvalidDataOffset = utils::GetTexelBlockSizeInBytes(bcFormat) / 2; |
| ASSERT_DEVICE_ERROR(TestWriteTexture(512, kInvalidDataOffset, 256, 4, texture, 0, |
| {0, 0, 0}, {4, 4, 1})); |
| } |
| } |
| } |
| |
| // Tests to verify that bytesPerRow must not be less than (width / blockWidth) * |
| // blockSizeInBytes and that it doesn't have to be a multiple of the compressed |
| // texture block width. |
| TEST_F(WriteTextureTest_CompressedTextureFormats, BytesPerRow) { |
| constexpr uint32_t kTestWidth = 160; |
| constexpr uint32_t kTestHeight = 160; |
| |
| // Failures on the BytesPerRow that is not large enough. |
| { |
| constexpr uint32_t kSmallBytesPerRow = 256; |
| for (wgpu::TextureFormat bcFormat : utils::kBCFormats) { |
| wgpu::Texture texture = Create2DTexture(bcFormat, 1, kTestWidth, kTestHeight); |
| ASSERT_DEVICE_ERROR(TestWriteTexture(1024, 0, kSmallBytesPerRow, 4, texture, 0, |
| {0, 0, 0}, {kTestWidth, 4, 1})); |
| } |
| } |
| |
| // Test it is valid to use a BytesPerRow that is not a multiple of 256. |
| { |
| for (wgpu::TextureFormat bcFormat : utils::kBCFormats) { |
| wgpu::Texture texture = Create2DTexture(bcFormat, 1, kTestWidth, kTestHeight); |
| uint32_t ValidBytesPerRow = |
| kTestWidth / 4 * utils::GetTexelBlockSizeInBytes(bcFormat); |
| ASSERT_NE(0u, ValidBytesPerRow % 256); |
| TestWriteTexture(1024, 0, ValidBytesPerRow, 4, texture, 0, {0, 0, 0}, |
| {kTestWidth, 4, 1}); |
| } |
| } |
| |
| for (wgpu::TextureFormat bcFormat : utils::kBCFormats) { |
| wgpu::Texture texture = Create2DTexture(bcFormat); |
| |
| // Valid usage of bytesPerRow in WriteTexture with compressed texture formats. |
| { |
| constexpr uint32_t kValidBytesPerRow = 20; |
| TestWriteTexture(512, 0, kValidBytesPerRow, 0, texture, 0, {0, 0, 0}, {4, 4, 1}); |
| } |
| |
| // Valid bytesPerRow. |
| // Note that image width is not a multiple of blockWidth. |
| { |
| constexpr uint32_t kValidBytesPerRow = 17; |
| TestWriteTexture(512, 0, kValidBytesPerRow, 0, texture, 0, {0, 0, 0}, {4, 4, 1}); |
| } |
| } |
| } |
| |
| // Tests to verify that rowsPerImage must be a multiple of the compressed texture block height |
| TEST_F(WriteTextureTest_CompressedTextureFormats, RowsPerImage) { |
| for (wgpu::TextureFormat bcFormat : utils::kBCFormats) { |
| wgpu::Texture texture = Create2DTexture(bcFormat); |
| |
| // Valid usages of rowsPerImage in WriteTexture with compressed texture formats. |
| { |
| constexpr uint32_t kValidRowsPerImage = 8; |
| TestWriteTexture(512, 0, 256, kValidRowsPerImage, texture, 0, {0, 0, 0}, {4, 4, 1}); |
| } |
| |
| // 4 is the exact limit for rowsPerImage here. |
| { |
| constexpr uint32_t kValidRowsPerImage = 4; |
| TestWriteTexture(512, 0, 256, kValidRowsPerImage, texture, 0, {0, 0, 0}, {4, 4, 1}); |
| } |
| |
| // Failure on invalid rowsPerImage. |
| { |
| constexpr uint32_t kInvalidRowsPerImage = 2; |
| ASSERT_DEVICE_ERROR(TestWriteTexture(512, 0, 256, kInvalidRowsPerImage, texture, 0, |
| {0, 0, 0}, {4, 4, 1})); |
| } |
| } |
| } |
| |
| // Tests to verify that ImageOffset.x must be a multiple of the compressed texture block width |
| // and ImageOffset.y must be a multiple of the compressed texture block height |
| TEST_F(WriteTextureTest_CompressedTextureFormats, ImageOffset) { |
| for (wgpu::TextureFormat bcFormat : utils::kBCFormats) { |
| wgpu::Texture texture = Create2DTexture(bcFormat); |
| wgpu::Texture texture2 = Create2DTexture(bcFormat); |
| |
| constexpr wgpu::Origin3D kSmallestValidOrigin3D = {4, 4, 0}; |
| |
| // Valid usages of ImageOffset in WriteTexture with compressed texture formats. |
| { TestWriteTexture(512, 0, 256, 4, texture, 0, kSmallestValidOrigin3D, {4, 4, 1}); } |
| |
| // Failures on invalid ImageOffset.x. |
| { |
| constexpr wgpu::Origin3D kInvalidOrigin3D = {kSmallestValidOrigin3D.x - 1, |
| kSmallestValidOrigin3D.y, 0}; |
| ASSERT_DEVICE_ERROR( |
| TestWriteTexture(512, 0, 256, 4, texture, 0, kInvalidOrigin3D, {4, 4, 1})); |
| } |
| |
| // Failures on invalid ImageOffset.y. |
| { |
| constexpr wgpu::Origin3D kInvalidOrigin3D = {kSmallestValidOrigin3D.x, |
| kSmallestValidOrigin3D.y - 1, 0}; |
| ASSERT_DEVICE_ERROR( |
| TestWriteTexture(512, 0, 256, 4, texture, 0, kInvalidOrigin3D, {4, 4, 1})); |
| } |
| } |
| } |
| |
| // Tests to verify that ImageExtent.x must be a multiple of the compressed texture block width |
| // and ImageExtent.y must be a multiple of the compressed texture block height |
| TEST_F(WriteTextureTest_CompressedTextureFormats, ImageExtent) { |
| constexpr uint32_t kMipmapLevels = 3; |
| constexpr uint32_t kTestWidth = 60; |
| constexpr uint32_t kTestHeight = 60; |
| |
| for (wgpu::TextureFormat bcFormat : utils::kBCFormats) { |
| wgpu::Texture texture = |
| Create2DTexture(bcFormat, kMipmapLevels, kTestWidth, kTestHeight); |
| wgpu::Texture texture2 = |
| Create2DTexture(bcFormat, kMipmapLevels, kTestWidth, kTestHeight); |
| |
| constexpr wgpu::Extent3D kSmallestValidExtent3D = {4, 4, 1}; |
| |
| // Valid usages of ImageExtent in WriteTexture with compressed texture formats. |
| { TestWriteTexture(512, 0, 256, 8, texture, 0, {0, 0, 0}, kSmallestValidExtent3D); } |
| |
| // Valid usages of ImageExtent in WriteTexture with compressed texture formats |
| // and non-zero mipmap levels. |
| { |
| constexpr uint32_t kTestMipmapLevel = 2; |
| constexpr wgpu::Origin3D kTestOrigin = { |
| (kTestWidth >> kTestMipmapLevel) - kSmallestValidExtent3D.width + 1, |
| (kTestHeight >> kTestMipmapLevel) - kSmallestValidExtent3D.height + 1, 0}; |
| |
| TestWriteTexture(512, 0, 256, 4, texture, kTestMipmapLevel, kTestOrigin, |
| kSmallestValidExtent3D); |
| } |
| |
| // Failures on invalid ImageExtent.x. |
| { |
| constexpr wgpu::Extent3D kInValidExtent3D = {kSmallestValidExtent3D.width - 1, |
| kSmallestValidExtent3D.height, 1}; |
| ASSERT_DEVICE_ERROR( |
| TestWriteTexture(512, 0, 256, 4, texture, 0, {0, 0, 0}, kInValidExtent3D)); |
| } |
| |
| // Failures on invalid ImageExtent.y. |
| { |
| constexpr wgpu::Extent3D kInValidExtent3D = {kSmallestValidExtent3D.width, |
| kSmallestValidExtent3D.height - 1, 1}; |
| ASSERT_DEVICE_ERROR( |
| TestWriteTexture(512, 0, 256, 4, texture, 0, {0, 0, 0}, kInValidExtent3D)); |
| } |
| } |
| } |
| |
| // Test writes to multiple array layers of a compressed texture |
| TEST_F(WriteTextureTest_CompressedTextureFormats, WriteToMultipleArrayLayers) { |
| for (wgpu::TextureFormat bcFormat : utils::kBCFormats) { |
| wgpu::Texture texture = QueueWriteTextureValidationTest::Create2DTexture( |
| {12, 16, 20}, 1, bcFormat, |
| wgpu::TextureUsage::CopyDst | wgpu::TextureUsage::CopySrc); |
| |
| // Write to all array layers |
| TestWriteTextureExactDataSize(256, 16, texture, bcFormat, {0, 0, 0}, {12, 16, 20}); |
| |
| // Write to the highest array layer |
| TestWriteTextureExactDataSize(256, 16, texture, bcFormat, {0, 0, 19}, {12, 16, 1}); |
| |
| // Write to array layers in the middle |
| TestWriteTextureExactDataSize(256, 16, texture, bcFormat, {0, 0, 1}, {12, 16, 18}); |
| |
| // Write touching the texture corners with a non-packed rowsPerImage |
| TestWriteTextureExactDataSize(256, 24, texture, bcFormat, {4, 4, 4}, {8, 12, 16}); |
| |
| // rowsPerImage needs to be a multiple of blockHeight |
| ASSERT_DEVICE_ERROR( |
| TestWriteTexture(8192, 0, 256, 6, texture, 0, {0, 0, 0}, {4, 4, 1})); |
| |
| // rowsPerImage must be a multiple of blockHeight even with an empty write |
| ASSERT_DEVICE_ERROR(TestWriteTexture(0, 0, 256, 2, texture, 0, {0, 0, 0}, {0, 0, 0})); |
| } |
| } |
| |
| } // anonymous namespace |
