| // Copyright 2017 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 <array> |
| #include "common/Constants.h" |
| #include "common/Math.h" |
| #include "utils/DawnHelpers.h" |
| |
| class CopyTests : public DawnTest { |
| protected: |
| static constexpr unsigned int kBytesPerTexel = 4; |
| |
| struct TextureSpec { |
| uint32_t width; |
| uint32_t height; |
| uint32_t x; |
| uint32_t y; |
| uint32_t copyWidth; |
| uint32_t copyHeight; |
| uint32_t level; |
| uint32_t arrayLayer = 1u; |
| }; |
| |
| struct BufferSpec { |
| uint32_t size; |
| uint32_t offset; |
| uint32_t rowPitch; |
| }; |
| |
| BufferSpec MinimumBufferSpec(uint32_t width, uint32_t height) { |
| uint32_t rowPitch = Align(width * kBytesPerTexel, kTextureRowPitchAlignment); |
| return { rowPitch * (height - 1) + width * kBytesPerTexel, 0, rowPitch }; |
| } |
| |
| static void PackTextureData(const RGBA8* srcData, uint32_t width, uint32_t height, uint32_t srcTexelsPerRow, RGBA8* dstData, uint32_t dstTexelsPerRow) { |
| for (unsigned int y = 0; y < height; ++y) { |
| for (unsigned int x = 0; x < width; ++x) { |
| unsigned int src = x + y * srcTexelsPerRow; |
| unsigned int dst = x + y * dstTexelsPerRow; |
| dstData[dst] = srcData[src]; |
| } |
| } |
| } |
| }; |
| |
| class CopyTests_T2B : public CopyTests { |
| protected: |
| static void FillTextureData(uint32_t width, uint32_t height, uint32_t texelsPerRow, RGBA8* data, uint32_t layer) { |
| for (unsigned int y = 0; y < height; ++y) { |
| for (unsigned int x = 0; x < width; ++x) { |
| unsigned int i = x + y * texelsPerRow; |
| data[i] = RGBA8( |
| static_cast<uint8_t>((x + layer * x)% 256), |
| static_cast<uint8_t>((y + layer * y)% 256), |
| static_cast<uint8_t>(x / 256), |
| static_cast<uint8_t>(y / 256)); |
| } |
| } |
| } |
| |
| void DoTest(const TextureSpec& textureSpec, const BufferSpec& bufferSpec) { |
| // Create a texture that is `width` x `height` with (`level` + 1) mip levels. |
| dawn::TextureDescriptor descriptor; |
| descriptor.dimension = dawn::TextureDimension::e2D; |
| descriptor.size.width = textureSpec.width; |
| descriptor.size.height = textureSpec.height; |
| descriptor.size.depth = 1; |
| descriptor.arrayLayer = textureSpec.arrayLayer; |
| descriptor.format = dawn::TextureFormat::R8G8B8A8Unorm; |
| descriptor.levelCount = textureSpec.level + 1; |
| descriptor.usage = dawn::TextureUsageBit::TransferDst | dawn::TextureUsageBit::TransferSrc; |
| dawn::Texture texture = device.CreateTexture(&descriptor); |
| |
| uint32_t width = textureSpec.width >> textureSpec.level; |
| uint32_t height = textureSpec.height >> textureSpec.level; |
| uint32_t rowPitch = Align(kBytesPerTexel * width, kTextureRowPitchAlignment); |
| uint32_t texelsPerRow = rowPitch / kBytesPerTexel; |
| uint32_t texelCountPerLayer = texelsPerRow * (height - 1) + width; |
| |
| dawn::CommandBufferBuilder cmdBuilder = device.CreateCommandBufferBuilder(); |
| |
| std::vector<std::vector<RGBA8>> textureArrayData(textureSpec.arrayLayer); |
| for (uint32_t slice = 0; slice < textureSpec.arrayLayer; ++slice) { |
| textureArrayData[slice].resize(texelCountPerLayer); |
| FillTextureData(width, height, rowPitch / kBytesPerTexel, textureArrayData[slice].data(), slice); |
| |
| // Create an upload buffer and use it to populate the current slice of the texture in `level` mip level |
| dawn::Buffer uploadBuffer = utils::CreateBufferFromData(device, textureArrayData[slice].data(), |
| static_cast<uint32_t>(sizeof(RGBA8) * textureArrayData[slice].size()), dawn::BufferUsageBit::TransferSrc); |
| |
| cmdBuilder.CopyBufferToTexture(uploadBuffer, 0, rowPitch, texture, 0, 0, 0, width, height, 1, textureSpec.level, slice); |
| } |
| |
| // Create a buffer of size `size * textureSpec.arrayLayer` and populate it with empty data (0,0,0,0) |
| // Note: Prepopulating the buffer with empty data ensures that there is not random data in the expectation |
| // and helps ensure that the padding due to the row pitch is not modified by the copy |
| dawn::BufferDescriptor bufDescriptor; |
| bufDescriptor.size = bufferSpec.size * textureSpec.arrayLayer; |
| bufDescriptor.usage = dawn::BufferUsageBit::TransferSrc | dawn::BufferUsageBit::TransferDst; |
| dawn::Buffer buffer = device.CreateBuffer(&bufDescriptor); |
| std::vector<RGBA8> emptyData(bufferSpec.size / kBytesPerTexel * textureSpec.arrayLayer); |
| buffer.SetSubData(0, static_cast<uint32_t>(emptyData.size() * sizeof(RGBA8)), reinterpret_cast<const uint8_t*>(emptyData.data())); |
| |
| uint32_t bufferOffset = bufferSpec.offset; |
| for (uint32_t slice = 0; slice < textureSpec.arrayLayer; ++slice) { |
| // Copy the region [(`x`, `y`), (`x + copyWidth, `y + copyWidth`)] from the `level` mip into the buffer at `offset + bufferSpec.size * slice` and `rowPitch` |
| cmdBuilder.CopyTextureToBuffer(texture, textureSpec.x, textureSpec.y, 0, textureSpec.copyWidth, textureSpec.copyHeight, 1, textureSpec.level, slice, buffer, bufferOffset, bufferSpec.rowPitch); |
| bufferOffset += bufferSpec.size; |
| } |
| |
| dawn::CommandBuffer commands = cmdBuilder.GetResult(); |
| queue.Submit(1, &commands); |
| |
| bufferOffset = bufferSpec.offset; |
| std::vector<RGBA8> expected(bufferSpec.rowPitch / kBytesPerTexel * (textureSpec.copyHeight - 1) + textureSpec.copyWidth); |
| for (uint32_t slice = 0; slice < textureSpec.arrayLayer; ++slice) { |
| // Pack the data used to create the upload buffer in the specified copy region to have the same format as the expected buffer data. |
| std::fill(expected.begin(), expected.end(), RGBA8()); |
| PackTextureData( |
| &textureArrayData[slice][textureSpec.x + textureSpec.y * (rowPitch / kBytesPerTexel)], |
| textureSpec.copyWidth, |
| textureSpec.copyHeight, |
| rowPitch / kBytesPerTexel, |
| expected.data(), |
| bufferSpec.rowPitch / kBytesPerTexel); |
| |
| EXPECT_BUFFER_U32_RANGE_EQ(reinterpret_cast<const uint32_t*>(expected.data()), buffer, bufferOffset, static_cast<uint32_t>(expected.size())) << |
| "Texture to Buffer copy failed copying region [(" << textureSpec.x << ", " << textureSpec.y << "), (" << textureSpec.x + textureSpec.copyWidth << ", " << textureSpec.y + textureSpec.copyHeight << |
| ")) from " << textureSpec.width << " x " << textureSpec.height << " texture at mip level " << textureSpec.level << " layer " << slice << |
| " to " << bufDescriptor.size << "-byte buffer with offset " << bufferOffset << " and row pitch " << bufferSpec.rowPitch << std::endl; |
| |
| bufferOffset += bufferSpec.size; |
| } |
| } |
| |
| |
| }; |
| |
| class CopyTests_B2T : public CopyTests { |
| protected: |
| static void FillBufferData(RGBA8* data, size_t count) { |
| for (size_t i = 0; i < count; ++i) { |
| data[i] = RGBA8( |
| static_cast<uint8_t>(i % 256), |
| static_cast<uint8_t>((i / 256) % 256), |
| static_cast<uint8_t>((i / 256 / 256) % 256), |
| 255); |
| } |
| } |
| |
| void DoTest(const TextureSpec& textureSpec, const BufferSpec& bufferSpec) { |
| // Create a buffer of size `size` and populate it with data |
| dawn::BufferDescriptor bufDescriptor; |
| bufDescriptor.size = bufferSpec.size; |
| bufDescriptor.usage = dawn::BufferUsageBit::TransferSrc | dawn::BufferUsageBit::TransferDst; |
| dawn::Buffer buffer = device.CreateBuffer(&bufDescriptor); |
| |
| std::vector<RGBA8> bufferData(bufferSpec.size / kBytesPerTexel); |
| FillBufferData(bufferData.data(), bufferData.size()); |
| buffer.SetSubData(0, static_cast<uint32_t>(bufferData.size() * sizeof(RGBA8)), reinterpret_cast<const uint8_t*>(bufferData.data())); |
| |
| // Create a texture that is `width` x `height` with (`level` + 1) mip levels. |
| dawn::TextureDescriptor descriptor; |
| descriptor.dimension = dawn::TextureDimension::e2D; |
| descriptor.size.width = textureSpec.width; |
| descriptor.size.height = textureSpec.height; |
| descriptor.size.depth = 1; |
| descriptor.arrayLayer = 1; |
| descriptor.format = dawn::TextureFormat::R8G8B8A8Unorm; |
| descriptor.levelCount = textureSpec.level + 1; |
| descriptor.usage = dawn::TextureUsageBit::TransferDst | dawn::TextureUsageBit::TransferSrc; |
| dawn::Texture texture = device.CreateTexture(&descriptor); |
| |
| dawn::CommandBufferBuilder cmdBuilder = device.CreateCommandBufferBuilder(); |
| |
| // Create an upload buffer filled with empty data and use it to populate the `level` mip of the texture |
| // Note: Prepopulating the texture with empty data ensures that there is not random data in the expectation |
| // and helps ensure that the padding due to the row pitch is not modified by the copy |
| { |
| uint32_t width = textureSpec.width >> textureSpec.level; |
| uint32_t height = textureSpec.height >> textureSpec.level; |
| uint32_t rowPitch = Align(kBytesPerTexel * width, kTextureRowPitchAlignment); |
| uint32_t texelsPerRow = rowPitch / kBytesPerTexel; |
| uint32_t texelCount = texelsPerRow * (height - 1) + width; |
| |
| std::vector<RGBA8> emptyData(texelCount); |
| dawn::Buffer uploadBuffer = utils::CreateBufferFromData(device, emptyData.data(), static_cast<uint32_t>(sizeof(RGBA8) * emptyData.size()), dawn::BufferUsageBit::TransferSrc); |
| |
| cmdBuilder.CopyBufferToTexture(uploadBuffer, 0, rowPitch, texture, 0, 0, 0, width, height, 1, textureSpec.level, 0); |
| } |
| |
| // Copy to the region [(`x`, `y`), (`x + copyWidth, `y + copyWidth`)] at the `level` mip from the buffer at the specified `offset` and `rowPitch` |
| cmdBuilder.CopyBufferToTexture(buffer, bufferSpec.offset, bufferSpec.rowPitch, texture, textureSpec.x, textureSpec.y, 0, textureSpec.copyWidth, textureSpec.copyHeight, 1, textureSpec.level, 0); |
| |
| dawn::CommandBuffer commands = cmdBuilder.GetResult(); |
| queue.Submit(1, &commands); |
| |
| // Pack the data used to create the buffer in the specified copy region to have the same format as the expected texture data. |
| uint32_t rowPitch = Align(kBytesPerTexel * textureSpec.copyWidth, kTextureRowPitchAlignment); |
| std::vector<RGBA8> expected(rowPitch / kBytesPerTexel * (textureSpec.copyHeight - 1) + textureSpec.copyWidth); |
| PackTextureData(&bufferData[bufferSpec.offset / kBytesPerTexel], textureSpec.copyWidth, textureSpec.copyHeight, bufferSpec.rowPitch / kBytesPerTexel, expected.data(), textureSpec.copyWidth); |
| |
| EXPECT_TEXTURE_RGBA8_EQ(expected.data(), texture, textureSpec.x, textureSpec.y, textureSpec.copyWidth, textureSpec.copyHeight, textureSpec.level) << |
| "Buffer to Texture copy failed copying " |
| << bufferSpec.size << "-byte buffer with offset " << bufferSpec.offset << " and row pitch " << bufferSpec.rowPitch << " to [(" |
| << textureSpec.x << ", " << textureSpec.y << "), (" << textureSpec.x + textureSpec.copyWidth << ", " << textureSpec.y + textureSpec.copyHeight << |
| ")) region of " << textureSpec.width << " x " << textureSpec.height << " texture at mip level " << textureSpec.level << std::endl; |
| } |
| |
| |
| }; |
| |
| // Test that copying an entire texture with 256-byte aligned dimensions works |
| TEST_P(CopyTests_T2B, FullTextureAligned) { |
| constexpr uint32_t kWidth = 256; |
| constexpr uint32_t kHeight = 128; |
| DoTest({ kWidth, kHeight, 0, 0, kWidth, kHeight, 0 }, MinimumBufferSpec(kWidth, kHeight)); |
| } |
| |
| // Test that copying an entire texture without 256-byte aligned dimensions works |
| TEST_P(CopyTests_T2B, FullTextureUnaligned) { |
| constexpr uint32_t kWidth = 259; |
| constexpr uint32_t kHeight = 127; |
| DoTest({ kWidth, kHeight, 0, 0, kWidth, kHeight, 0 }, MinimumBufferSpec(kWidth, kHeight)); |
| } |
| |
| // Test that reading pixels from a 256-byte aligned texture works |
| TEST_P(CopyTests_T2B, PixelReadAligned) { |
| constexpr uint32_t kWidth = 256; |
| constexpr uint32_t kHeight = 128; |
| BufferSpec pixelBuffer = MinimumBufferSpec(1, 1); |
| DoTest({ kWidth, kHeight, 0, 0, 1, 1, 0 }, pixelBuffer); |
| DoTest({ kWidth, kHeight, kWidth - 1, 0, 1, 1, 0 }, pixelBuffer); |
| DoTest({ kWidth, kHeight, 0, kHeight - 1, 1, 1, 0 }, pixelBuffer); |
| DoTest({ kWidth, kHeight, kWidth - 1, kHeight - 1, 1, 1, 0 }, pixelBuffer); |
| DoTest({ kWidth, kHeight, kWidth / 3, kHeight / 7, 1, 1, 0 }, pixelBuffer); |
| DoTest({ kWidth, kHeight, kWidth / 7, kHeight / 3, 1, 1, 0 }, pixelBuffer); |
| } |
| |
| // Test that copying pixels from a texture that is not 256-byte aligned works |
| TEST_P(CopyTests_T2B, PixelReadUnaligned) { |
| constexpr uint32_t kWidth = 259; |
| constexpr uint32_t kHeight = 127; |
| BufferSpec pixelBuffer = MinimumBufferSpec(1, 1); |
| DoTest({ kWidth, kHeight, 0, 0, 1, 1, 0 }, pixelBuffer); |
| DoTest({ kWidth, kHeight, kWidth - 1, 0, 1, 1, 0 }, pixelBuffer); |
| DoTest({ kWidth, kHeight, 0, kHeight - 1, 1, 1, 0 }, pixelBuffer); |
| DoTest({ kWidth, kHeight, kWidth - 1, kHeight - 1, 1, 1, 0 }, pixelBuffer); |
| DoTest({ kWidth, kHeight, kWidth / 3, kHeight / 7, 1, 1, 0 }, pixelBuffer); |
| DoTest({ kWidth, kHeight, kWidth / 7, kHeight / 3, 1, 1, 0 }, pixelBuffer); |
| } |
| |
| // Test that copying regions with 256-byte aligned sizes works |
| TEST_P(CopyTests_T2B, TextureRegionAligned) { |
| constexpr uint32_t kWidth = 256; |
| constexpr uint32_t kHeight = 128; |
| for (unsigned int w : {64, 128, 256}) { |
| for (unsigned int h : { 16, 32, 48 }) { |
| DoTest({ kWidth, kHeight, 0, 0, w, h, 0 }, MinimumBufferSpec(w, h)); |
| } |
| } |
| } |
| |
| // Test that copying regions without 256-byte aligned sizes works |
| TEST_P(CopyTests_T2B, TextureRegionUnaligned) { |
| constexpr uint32_t kWidth = 256; |
| constexpr uint32_t kHeight = 128; |
| for (unsigned int w : {13, 63, 65}) { |
| for (unsigned int h : { 17, 19, 63 }) { |
| DoTest({ kWidth, kHeight, 0, 0, w, h, 0 }, MinimumBufferSpec(w, h)); |
| } |
| } |
| } |
| |
| // Test that copying mips with 256-byte aligned sizes works |
| TEST_P(CopyTests_T2B, TextureMipAligned) { |
| constexpr uint32_t kWidth = 256; |
| constexpr uint32_t kHeight = 128; |
| for (unsigned int i = 1; i < 4; ++i) { |
| DoTest({ kWidth, kHeight, 0, 0, kWidth >> i, kHeight >> i, i }, MinimumBufferSpec(kWidth >> i, kHeight >> i)); |
| } |
| } |
| |
| // Test that copying mips without 256-byte aligned sizes works |
| TEST_P(CopyTests_T2B, TextureMipUnaligned) { |
| constexpr uint32_t kWidth = 259; |
| constexpr uint32_t kHeight = 127; |
| for (unsigned int i = 1; i < 4; ++i) { |
| DoTest({ kWidth, kHeight, 0, 0, kWidth >> i, kHeight >> i, i }, MinimumBufferSpec(kWidth >> i, kHeight >> i)); |
| } |
| } |
| |
| // Test that copying with a 512-byte aligned buffer offset works |
| TEST_P(CopyTests_T2B, OffsetBufferAligned) { |
| constexpr uint32_t kWidth = 256; |
| constexpr uint32_t kHeight = 128; |
| for (unsigned int i = 0; i < 3; ++i) { |
| BufferSpec bufferSpec = MinimumBufferSpec(kWidth, kHeight); |
| uint32_t offset = 512 * i; |
| bufferSpec.size += offset; |
| bufferSpec.offset += offset; |
| DoTest({ kWidth, kHeight, 0, 0, kWidth, kHeight, 0 }, bufferSpec); |
| } |
| } |
| |
| // Test that copying without a 512-byte aligned buffer offset works |
| TEST_P(CopyTests_T2B, OffsetBufferUnaligned) { |
| constexpr uint32_t kWidth = 128; |
| constexpr uint32_t kHeight = 128; |
| for (uint32_t i = kBytesPerTexel; i < 512; i += kBytesPerTexel * 9) { |
| BufferSpec bufferSpec = MinimumBufferSpec(kWidth, kHeight); |
| bufferSpec.size += i; |
| bufferSpec.offset += i; |
| DoTest({ kWidth, kHeight, 0, 0, kWidth, kHeight, 0 }, bufferSpec); |
| } |
| } |
| |
| // Test that copying without a 512-byte aligned buffer offset that is greater than the row pitch works |
| TEST_P(CopyTests_T2B, OffsetBufferUnalignedSmallRowPitch) { |
| constexpr uint32_t kWidth = 32; |
| constexpr uint32_t kHeight = 128; |
| for (uint32_t i = 256 + kBytesPerTexel; i < 512; i += kBytesPerTexel * 9) { |
| BufferSpec bufferSpec = MinimumBufferSpec(kWidth, kHeight); |
| bufferSpec.size += i; |
| bufferSpec.offset += i; |
| DoTest({ kWidth, kHeight, 0, 0, kWidth, kHeight, 0 }, bufferSpec); |
| } |
| } |
| |
| // Test that copying with a greater row pitch than needed on a 256-byte aligned texture works |
| TEST_P(CopyTests_T2B, RowPitchAligned) { |
| constexpr uint32_t kWidth = 256; |
| constexpr uint32_t kHeight = 128; |
| BufferSpec bufferSpec = MinimumBufferSpec(kWidth, kHeight); |
| for (unsigned int i = 1; i < 4; ++i) { |
| bufferSpec.rowPitch += 256; |
| bufferSpec.size += 256 * kHeight; |
| DoTest({ kWidth, kHeight, 0, 0, kWidth, kHeight, 0 }, bufferSpec); |
| } |
| } |
| |
| // Test that copying with a greater row pitch than needed on a texture that is not 256-byte aligned works |
| TEST_P(CopyTests_T2B, RowPitchUnaligned) { |
| constexpr uint32_t kWidth = 259; |
| constexpr uint32_t kHeight = 127; |
| BufferSpec bufferSpec = MinimumBufferSpec(kWidth, kHeight); |
| for (unsigned int i = 1; i < 4; ++i) { |
| bufferSpec.rowPitch += 256; |
| bufferSpec.size += 256 * kHeight; |
| DoTest({ kWidth, kHeight, 0, 0, kWidth, kHeight, 0 }, bufferSpec); |
| } |
| } |
| |
| // Test that copying regions of each texture 2D array layer works |
| TEST_P(CopyTests_T2B, Texture2DArrayRegion) { |
| constexpr uint32_t kWidth = 256; |
| constexpr uint32_t kHeight = 128; |
| constexpr uint32_t kLayers = 6u; |
| DoTest({ kWidth, kHeight, 0, 0, kWidth, kHeight, 0, kLayers }, MinimumBufferSpec(kWidth, kHeight)); |
| } |
| |
| // Test that copying texture 2D array mips with 256-byte aligned sizes works |
| TEST_P(CopyTests_T2B, Texture2DArrayMip) { |
| constexpr uint32_t kWidth = 256; |
| constexpr uint32_t kHeight = 128; |
| constexpr uint32_t kLayers = 6u; |
| for (unsigned int i = 1; i < 4; ++i) { |
| DoTest({ kWidth, kHeight, 0, 0, kWidth >> i, kHeight >> i, i, kLayers }, MinimumBufferSpec(kWidth >> i, kHeight >> i)); |
| } |
| } |
| |
| DAWN_INSTANTIATE_TEST(CopyTests_T2B, D3D12Backend, MetalBackend, OpenGLBackend, VulkanBackend) |
| |
| // Test that copying an entire texture with 256-byte aligned dimensions works |
| TEST_P(CopyTests_B2T, FullTextureAligned) { |
| constexpr uint32_t kWidth = 256; |
| constexpr uint32_t kHeight = 128; |
| DoTest({ kWidth, kHeight, 0, 0, kWidth, kHeight, 0 }, MinimumBufferSpec(kWidth, kHeight)); |
| } |
| |
| // Test that copying an entire texture without 256-byte aligned dimensions works |
| TEST_P(CopyTests_B2T, FullTextureUnaligned) { |
| constexpr uint32_t kWidth = 259; |
| constexpr uint32_t kHeight = 127; |
| DoTest({ kWidth, kHeight, 0, 0, kWidth, kHeight, 0 }, MinimumBufferSpec(kWidth, kHeight)); |
| } |
| |
| // Test that reading pixels from a 256-byte aligned texture works |
| TEST_P(CopyTests_B2T, PixelReadAligned) { |
| constexpr uint32_t kWidth = 256; |
| constexpr uint32_t kHeight = 128; |
| BufferSpec pixelBuffer = MinimumBufferSpec(1, 1); |
| DoTest({ kWidth, kHeight, 0, 0, 1, 1, 0 }, pixelBuffer); |
| DoTest({ kWidth, kHeight, kWidth - 1, 0, 1, 1, 0 }, pixelBuffer); |
| DoTest({ kWidth, kHeight, 0, kHeight - 1, 1, 1, 0 }, pixelBuffer); |
| DoTest({ kWidth, kHeight, kWidth - 1, kHeight - 1, 1, 1, 0 }, pixelBuffer); |
| DoTest({ kWidth, kHeight, kWidth / 3, kHeight / 7, 1, 1, 0 }, pixelBuffer); |
| DoTest({ kWidth, kHeight, kWidth / 7, kHeight / 3, 1, 1, 0 }, pixelBuffer); |
| } |
| |
| // Test that copying pixels from a texture that is not 256-byte aligned works |
| TEST_P(CopyTests_B2T, PixelReadUnaligned) { |
| constexpr uint32_t kWidth = 259; |
| constexpr uint32_t kHeight = 127; |
| BufferSpec pixelBuffer = MinimumBufferSpec(1, 1); |
| DoTest({ kWidth, kHeight, 0, 0, 1, 1, 0 }, pixelBuffer); |
| DoTest({ kWidth, kHeight, kWidth - 1, 0, 1, 1, 0 }, pixelBuffer); |
| DoTest({ kWidth, kHeight, 0, kHeight - 1, 1, 1, 0 }, pixelBuffer); |
| DoTest({ kWidth, kHeight, kWidth - 1, kHeight - 1, 1, 1, 0 }, pixelBuffer); |
| DoTest({ kWidth, kHeight, kWidth / 3, kHeight / 7, 1, 1, 0 }, pixelBuffer); |
| DoTest({ kWidth, kHeight, kWidth / 7, kHeight / 3, 1, 1, 0 }, pixelBuffer); |
| } |
| |
| // Test that copying regions with 256-byte aligned sizes works |
| TEST_P(CopyTests_B2T, TextureRegionAligned) { |
| constexpr uint32_t kWidth = 256; |
| constexpr uint32_t kHeight = 128; |
| for (unsigned int w : {64, 128, 256}) { |
| for (unsigned int h : { 16, 32, 48 }) { |
| DoTest({ kWidth, kHeight, 0, 0, w, h, 0 }, MinimumBufferSpec(w, h)); |
| } |
| } |
| } |
| |
| // Test that copying regions without 256-byte aligned sizes works |
| TEST_P(CopyTests_B2T, TextureRegionUnaligned) { |
| constexpr uint32_t kWidth = 256; |
| constexpr uint32_t kHeight = 128; |
| for (unsigned int w : {13, 63, 65}) { |
| for (unsigned int h : { 17, 19, 63 }) { |
| DoTest({ kWidth, kHeight, 0, 0, w, h, 0 }, MinimumBufferSpec(w, h)); |
| } |
| } |
| } |
| |
| // Test that copying mips with 256-byte aligned sizes works |
| TEST_P(CopyTests_B2T, TextureMipAligned) { |
| constexpr uint32_t kWidth = 256; |
| constexpr uint32_t kHeight = 128; |
| for (unsigned int i = 1; i < 4; ++i) { |
| DoTest({ kWidth, kHeight, 0, 0, kWidth >> i, kHeight >> i, i }, MinimumBufferSpec(kWidth >> i, kHeight >> i)); |
| } |
| } |
| |
| // Test that copying mips without 256-byte aligned sizes works |
| TEST_P(CopyTests_B2T, TextureMipUnaligned) { |
| constexpr uint32_t kWidth = 259; |
| constexpr uint32_t kHeight = 127; |
| for (unsigned int i = 1; i < 4; ++i) { |
| DoTest({ kWidth, kHeight, 0, 0, kWidth >> i, kHeight >> i, i }, MinimumBufferSpec(kWidth >> i, kHeight >> i)); |
| } |
| } |
| |
| // Test that copying with a 512-byte aligned buffer offset works |
| TEST_P(CopyTests_B2T, OffsetBufferAligned) { |
| constexpr uint32_t kWidth = 256; |
| constexpr uint32_t kHeight = 128; |
| for (unsigned int i = 0; i < 3; ++i) { |
| BufferSpec bufferSpec = MinimumBufferSpec(kWidth, kHeight); |
| uint32_t offset = 512 * i; |
| bufferSpec.size += offset; |
| bufferSpec.offset += offset; |
| DoTest({ kWidth, kHeight, 0, 0, kWidth, kHeight, 0 }, bufferSpec); |
| } |
| } |
| |
| // Test that copying without a 512-byte aligned buffer offset works |
| TEST_P(CopyTests_B2T, OffsetBufferUnaligned) { |
| constexpr uint32_t kWidth = 256; |
| constexpr uint32_t kHeight = 128; |
| for (uint32_t i = kBytesPerTexel; i < 512; i += kBytesPerTexel * 9) { |
| BufferSpec bufferSpec = MinimumBufferSpec(kWidth, kHeight); |
| bufferSpec.size += i; |
| bufferSpec.offset += i; |
| DoTest({ kWidth, kHeight, 0, 0, kWidth, kHeight, 0 }, bufferSpec); |
| } |
| } |
| |
| // Test that copying without a 512-byte aligned buffer offset that is greater than the row pitch works |
| TEST_P(CopyTests_B2T, OffsetBufferUnalignedSmallRowPitch) { |
| constexpr uint32_t kWidth = 32; |
| constexpr uint32_t kHeight = 128; |
| for (uint32_t i = 256 + kBytesPerTexel; i < 512; i += kBytesPerTexel * 9) { |
| BufferSpec bufferSpec = MinimumBufferSpec(kWidth, kHeight); |
| bufferSpec.size += i; |
| bufferSpec.offset += i; |
| DoTest({ kWidth, kHeight, 0, 0, kWidth, kHeight, 0 }, bufferSpec); |
| } |
| } |
| |
| // Test that copying with a greater row pitch than needed on a 256-byte aligned texture works |
| TEST_P(CopyTests_B2T, RowPitchAligned) { |
| constexpr uint32_t kWidth = 256; |
| constexpr uint32_t kHeight = 128; |
| BufferSpec bufferSpec = MinimumBufferSpec(kWidth, kHeight); |
| for (unsigned int i = 1; i < 4; ++i) { |
| bufferSpec.rowPitch += 256; |
| bufferSpec.size += 256 * kHeight; |
| DoTest({ kWidth, kHeight, 0, 0, kWidth, kHeight, 0 }, bufferSpec); |
| } |
| } |
| |
| // Test that copying with a greater row pitch than needed on a texture that is not 256-byte aligned works |
| TEST_P(CopyTests_B2T, RowPitchUnaligned) { |
| constexpr uint32_t kWidth = 259; |
| constexpr uint32_t kHeight = 127; |
| BufferSpec bufferSpec = MinimumBufferSpec(kWidth, kHeight); |
| for (unsigned int i = 1; i < 4; ++i) { |
| bufferSpec.rowPitch += 256; |
| bufferSpec.size += 256 * kHeight; |
| DoTest({ kWidth, kHeight, 0, 0, kWidth, kHeight, 0 }, bufferSpec); |
| } |
| } |
| |
| DAWN_INSTANTIATE_TEST(CopyTests_B2T, D3D12Backend, MetalBackend, OpenGLBackend, VulkanBackend) |