| // Copyright 2021 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 "dawn/tests/DawnTest.h" |
| #include "dawn/utils/WGPUHelpers.h" |
| |
| class CommandEncoderTests : public DawnTest {}; |
| |
| // Tests WriteBuffer commands on CommandEncoder. |
| TEST_P(CommandEncoderTests, WriteBuffer) { |
| wgpu::Buffer bufferA = utils::CreateBufferFromData( |
| device, wgpu::BufferUsage::CopyDst | wgpu::BufferUsage::CopySrc, {0, 0, 0, 0}); |
| wgpu::Buffer bufferB = utils::CreateBufferFromData( |
| device, wgpu::BufferUsage::CopyDst | wgpu::BufferUsage::CopySrc, {0, 0, 0, 0}); |
| wgpu::Buffer bufferC = utils::CreateBufferFromData( |
| device, wgpu::BufferUsage::CopyDst | wgpu::BufferUsage::CopySrc, {0, 0, 0, 0}); |
| |
| wgpu::CommandEncoder encoder = device.CreateCommandEncoder(); |
| |
| const uint32_t kData1 = 1; |
| encoder.WriteBuffer(bufferA, 0, reinterpret_cast<const uint8_t*>(&kData1), sizeof(kData1)); |
| encoder.CopyBufferToBuffer(bufferA, 0, bufferB, sizeof(uint32_t), 3 * sizeof(uint32_t)); |
| |
| const uint32_t kData2 = 2; |
| encoder.WriteBuffer(bufferB, 0, reinterpret_cast<const uint8_t*>(&kData2), sizeof(kData2)); |
| encoder.CopyBufferToBuffer(bufferB, 0, bufferC, sizeof(uint32_t), 3 * sizeof(uint32_t)); |
| |
| wgpu::CommandBuffer commands = encoder.Finish(); |
| queue.Submit(1, &commands); |
| |
| EXPECT_BUFFER_U32_EQ(0, bufferC, 0); |
| EXPECT_BUFFER_U32_EQ(2, bufferC, sizeof(uint32_t)); |
| EXPECT_BUFFER_U32_EQ(1, bufferC, 2 * sizeof(uint32_t)); |
| EXPECT_BUFFER_U32_EQ(0, bufferC, 3 * sizeof(uint32_t)); |
| } |
| |
| DAWN_INSTANTIATE_TEST(CommandEncoderTests, |
| D3D12Backend(), |
| MetalBackend(), |
| OpenGLBackend(), |
| OpenGLESBackend(), |
| VulkanBackend()); |