| // 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 "common/Constants.h" |
| #include "common/Math.h" |
| #include "tests/unittests/validation/ValidationTest.h" |
| |
| class CopyCommandTest : public ValidationTest { |
| protected: |
| dawn::Buffer CreateBuffer(uint32_t size, dawn::BufferUsageBit usage) { |
| dawn::BufferDescriptor descriptor; |
| descriptor.size = size; |
| descriptor.usage = usage; |
| |
| return device.CreateBuffer(&descriptor); |
| } |
| |
| dawn::Texture Create2DTexture(uint32_t width, uint32_t height, uint32_t levels, |
| dawn::TextureFormat format, dawn::TextureUsageBit usage) { |
| dawn::Texture tex = AssertWillBeSuccess(device.CreateTextureBuilder()) |
| .SetDimension(dawn::TextureDimension::e2D) |
| .SetExtent(width, height, 1) |
| .SetFormat(format) |
| .SetMipLevels(levels) |
| .SetAllowedUsage(usage) |
| .GetResult(); |
| return tex; |
| } |
| |
| uint32_t BufferSizeForTextureCopy(uint32_t width, uint32_t height, uint32_t depth) { |
| uint32_t rowPitch = Align(width * 4, kTextureRowPitchAlignment); |
| return (rowPitch * (height - 1) + width) * depth; |
| } |
| }; |
| |
| class CopyCommandTest_B2B : public CopyCommandTest { |
| }; |
| |
| // TODO(cwallez@chromium.org): Test that copies are forbidden inside renderpasses |
| |
| // Test a successfull B2B copy |
| TEST_F(CopyCommandTest_B2B, Success) { |
| dawn::Buffer source = CreateBuffer(16, dawn::BufferUsageBit::TransferSrc); |
| dawn::Buffer destination = CreateBuffer(16, dawn::BufferUsageBit::TransferDst); |
| |
| // Copy different copies, including some that touch the OOB condition |
| { |
| dawn::CommandBuffer commands = AssertWillBeSuccess(device.CreateCommandBufferBuilder()) |
| .CopyBufferToBuffer(source, 0, destination, 0, 16) |
| .CopyBufferToBuffer(source, 8, destination, 0, 8) |
| .CopyBufferToBuffer(source, 0, destination, 8, 8) |
| .GetResult(); |
| } |
| |
| // Empty copies are valid |
| { |
| dawn::CommandBuffer commands = AssertWillBeSuccess(device.CreateCommandBufferBuilder()) |
| .CopyBufferToBuffer(source, 0, destination, 0, 0) |
| .CopyBufferToBuffer(source, 0, destination, 16, 0) |
| .CopyBufferToBuffer(source, 16, destination, 0, 0) |
| .GetResult(); |
| } |
| } |
| |
| // Test B2B copies with OOB |
| TEST_F(CopyCommandTest_B2B, OutOfBounds) { |
| dawn::Buffer source = CreateBuffer(16, dawn::BufferUsageBit::TransferSrc); |
| dawn::Buffer destination = CreateBuffer(16, dawn::BufferUsageBit::TransferDst); |
| |
| // OOB on the source |
| { |
| dawn::CommandBuffer commands = AssertWillBeError(device.CreateCommandBufferBuilder()) |
| .CopyBufferToBuffer(source, 8, destination, 0, 12) |
| .GetResult(); |
| } |
| |
| // OOB on the destination |
| { |
| dawn::CommandBuffer commands = AssertWillBeError(device.CreateCommandBufferBuilder()) |
| .CopyBufferToBuffer(source, 0, destination, 8, 12) |
| .GetResult(); |
| } |
| } |
| |
| // Test B2B copies with incorrect buffer usage |
| TEST_F(CopyCommandTest_B2B, BadUsage) { |
| dawn::Buffer source = CreateBuffer(16, dawn::BufferUsageBit::TransferSrc); |
| dawn::Buffer destination = CreateBuffer(16, dawn::BufferUsageBit::TransferDst); |
| dawn::Buffer vertex = CreateBuffer(16, dawn::BufferUsageBit::Vertex); |
| |
| // Source with incorrect usage |
| { |
| dawn::CommandBuffer commands = AssertWillBeError(device.CreateCommandBufferBuilder()) |
| .CopyBufferToBuffer(vertex, 0, destination, 0, 16) |
| .GetResult(); |
| } |
| |
| // Destination with incorrect usage |
| { |
| dawn::CommandBuffer commands = AssertWillBeError(device.CreateCommandBufferBuilder()) |
| .CopyBufferToBuffer(source, 0, vertex, 0, 16) |
| .GetResult(); |
| } |
| } |
| |
| class CopyCommandTest_B2T : public CopyCommandTest { |
| }; |
| |
| // Test a successfull B2T copy |
| TEST_F(CopyCommandTest_B2T, Success) { |
| uint32_t bufferSize = BufferSizeForTextureCopy(4, 4, 1); |
| dawn::Buffer source = CreateBuffer(bufferSize, dawn::BufferUsageBit::TransferSrc); |
| dawn::Texture destination = Create2DTexture(16, 16, 5, dawn::TextureFormat::R8G8B8A8Unorm, |
| dawn::TextureUsageBit::TransferDst); |
| |
| // Different copies, including some that touch the OOB condition |
| { |
| dawn::CommandBuffer commands = AssertWillBeSuccess(device.CreateCommandBufferBuilder()) |
| // Copy 4x4 block in corner of first mip. |
| .CopyBufferToTexture(source, 0, 256, destination, 0, 0, 0, 4, 4, 1, 0) |
| // Copy 4x4 block in opposite corner of first mip. |
| .CopyBufferToTexture(source, 0, 256, destination, 12, 12, 0, 4, 4, 1, 0) |
| // Copy 4x4 block in the 4x4 mip. |
| .CopyBufferToTexture(source, 0, 256, destination, 0, 0, 0, 4, 4, 1, 2) |
| // Copy with a buffer offset |
| .CopyBufferToTexture(source, bufferSize - 4, 256, destination, 0, 0, 0, 1, 1, 1, 0) |
| .GetResult(); |
| } |
| |
| // Copies with a 256-byte aligned row pitch but unaligned texture region |
| { |
| dawn::CommandBuffer commands = AssertWillBeSuccess(device.CreateCommandBufferBuilder()) |
| // Unaligned region |
| .CopyBufferToTexture(source, 0, 256, destination, 0, 0, 0, 3, 4, 1, 0) |
| // Unaligned region with texture offset |
| .CopyBufferToTexture(source, 0, 256, destination, 5, 7, 0, 2, 3, 1, 0) |
| // Unaligned region, with buffer offset |
| .CopyBufferToTexture(source, 31 * 4, 256, destination, 0, 0, 0, 3, 3, 1, 0) |
| .GetResult(); |
| } |
| |
| // Empty copies are valid |
| { |
| dawn::CommandBuffer commands = AssertWillBeSuccess(device.CreateCommandBufferBuilder()) |
| // An empty copy |
| .CopyBufferToTexture(source, 0, 0, destination, 0, 0, 0, 0, 0, 1, 0) |
| // An empty copy touching the end of the buffer |
| .CopyBufferToTexture(source, bufferSize, 0, destination, 0, 0, 0, 0, 0, 1, 0) |
| // An empty copy touching the side of the texture |
| .CopyBufferToTexture(source, 0, 0, destination, 16, 16, 0, 0, 0, 1, 0) |
| .GetResult(); |
| } |
| } |
| |
| // Test OOB conditions on the buffer |
| TEST_F(CopyCommandTest_B2T, OutOfBoundsOnBuffer) { |
| uint32_t bufferSize = BufferSizeForTextureCopy(4, 4, 1); |
| dawn::Buffer source = CreateBuffer(bufferSize, dawn::BufferUsageBit::TransferSrc); |
| dawn::Texture destination = Create2DTexture(16, 16, 5, dawn::TextureFormat::R8G8B8A8Unorm, |
| dawn::TextureUsageBit::TransferDst); |
| |
| // OOB on the buffer because we copy too many pixels |
| { |
| dawn::CommandBuffer commands = AssertWillBeError(device.CreateCommandBufferBuilder()) |
| .CopyBufferToTexture(source, 0, 256, destination, 0, 0, 0, 4, 5, 1, 0) |
| .GetResult(); |
| } |
| |
| // OOB on the buffer because of the offset |
| { |
| dawn::CommandBuffer commands = AssertWillBeError(device.CreateCommandBufferBuilder()) |
| .CopyBufferToTexture(source, 4, 256, destination, 0, 0, 0, 4, 4, 1, 0) |
| .GetResult(); |
| } |
| |
| // OOB on the buffer because (row pitch * (height - 1) + width) * depth overflows |
| { |
| dawn::CommandBuffer commands = AssertWillBeError(device.CreateCommandBufferBuilder()) |
| .CopyBufferToTexture(source, 0, 512, destination, 0, 0, 0, 4, 3, 1, 0) |
| .GetResult(); |
| } |
| |
| // Not OOB on the buffer although row pitch * height overflows |
| // but (row pitch * (height - 1) + width) * depth does not overlow |
| { |
| uint32_t sourceBufferSize = BufferSizeForTextureCopy(7, 3, 1); |
| ASSERT_TRUE(256 * 3 > sourceBufferSize) << "row pitch * height should overflow buffer"; |
| dawn::Buffer sourceBuffer = CreateBuffer(sourceBufferSize, dawn::BufferUsageBit::TransferSrc); |
| dawn::CommandBuffer commands = AssertWillBeSuccess(device.CreateCommandBufferBuilder()) |
| .CopyBufferToTexture(sourceBuffer, 0, 256, destination, 0, 0, 0, 7, 3, 1, 0) |
| .GetResult(); |
| } |
| } |
| |
| // Test OOB conditions on the texture |
| TEST_F(CopyCommandTest_B2T, OutOfBoundsOnTexture) { |
| uint32_t bufferSize = BufferSizeForTextureCopy(4, 4, 1); |
| dawn::Buffer source = CreateBuffer(bufferSize, dawn::BufferUsageBit::TransferSrc); |
| dawn::Texture destination = Create2DTexture(16, 16, 5, dawn::TextureFormat::R8G8B8A8Unorm, |
| dawn::TextureUsageBit::TransferDst); |
| |
| // OOB on the texture because x + width overflows |
| { |
| dawn::CommandBuffer commands = AssertWillBeError(device.CreateCommandBufferBuilder()) |
| .CopyBufferToTexture(source, 0, 256, destination, 13, 12, 0, 4, 4, 1, 0) |
| .GetResult(); |
| } |
| |
| // OOB on the texture because y + width overflows |
| { |
| dawn::CommandBuffer commands = AssertWillBeError(device.CreateCommandBufferBuilder()) |
| .CopyBufferToTexture(source, 0, 256, destination, 12, 13, 0, 4, 4, 1, 0) |
| .GetResult(); |
| } |
| |
| // OOB on the texture because we overflow a non-zero mip |
| { |
| dawn::CommandBuffer commands = AssertWillBeError(device.CreateCommandBufferBuilder()) |
| .CopyBufferToTexture(source, 0, 256, destination, 1, 0, 0, 4, 4, 1, 2) |
| .GetResult(); |
| } |
| |
| // OOB on the texture even on an empty copy when we copy to a non-existent mip. |
| { |
| dawn::CommandBuffer commands = AssertWillBeError(device.CreateCommandBufferBuilder()) |
| .CopyBufferToTexture(source, 0, 0, destination, 0, 0, 0, 0, 0, 1, 5) |
| .GetResult(); |
| } |
| } |
| |
| // Test that we force Z=0 and Depth=1 on copies to 2D textures |
| TEST_F(CopyCommandTest_B2T, ZDepthConstraintFor2DTextures) { |
| dawn::Buffer source = CreateBuffer(16 * 4, dawn::BufferUsageBit::TransferSrc); |
| dawn::Texture destination = Create2DTexture(16, 16, 5, dawn::TextureFormat::R8G8B8A8Unorm, |
| dawn::TextureUsageBit::TransferDst); |
| |
| // Z=1 on an empty copy still errors |
| { |
| dawn::CommandBuffer commands = AssertWillBeError(device.CreateCommandBufferBuilder()) |
| .CopyBufferToTexture(source, 0, 0, destination, 0, 0, 1, 0, 0, 1, 0) |
| .GetResult(); |
| } |
| |
| // Depth=0 on an empty copy still errors |
| { |
| dawn::CommandBuffer commands = AssertWillBeError(device.CreateCommandBufferBuilder()) |
| .CopyBufferToTexture(source, 0, 0, destination, 0, 0, 0, 0, 0, 0, 0) |
| .GetResult(); |
| } |
| } |
| |
| // Test B2T copies with incorrect buffer usage |
| TEST_F(CopyCommandTest_B2T, IncorrectUsage) { |
| dawn::Buffer source = CreateBuffer(16 * 4, dawn::BufferUsageBit::TransferSrc); |
| dawn::Buffer vertex = CreateBuffer(16 * 4, dawn::BufferUsageBit::Vertex); |
| dawn::Texture destination = Create2DTexture(16, 16, 5, dawn::TextureFormat::R8G8B8A8Unorm, |
| dawn::TextureUsageBit::TransferDst); |
| dawn::Texture sampled = Create2DTexture(16, 16, 5, dawn::TextureFormat::R8G8B8A8Unorm, |
| dawn::TextureUsageBit::Sampled); |
| |
| // Incorrect source usage |
| { |
| dawn::CommandBuffer commands = AssertWillBeError(device.CreateCommandBufferBuilder()) |
| .CopyBufferToTexture(vertex, 0, 256, destination, 0, 0, 0, 4, 4, 1, 0) |
| .GetResult(); |
| } |
| |
| // Incorrect destination usage |
| { |
| dawn::CommandBuffer commands = AssertWillBeError(device.CreateCommandBufferBuilder()) |
| .CopyBufferToTexture(source, 0, 256, sampled, 0, 0, 0, 4, 4, 1, 0) |
| .GetResult(); |
| } |
| } |
| |
| TEST_F(CopyCommandTest_B2T, IncorrectRowPitch) { |
| uint32_t bufferSize = BufferSizeForTextureCopy(128, 16, 1); |
| dawn::Buffer source = CreateBuffer(bufferSize, dawn::BufferUsageBit::TransferSrc); |
| dawn::Texture destination = Create2DTexture(128, 16, 5, dawn::TextureFormat::R8G8B8A8Unorm, |
| dawn::TextureUsageBit::TransferDst); |
| |
| // Default row pitch is not 256-byte aligned |
| { |
| dawn::CommandBuffer commands = AssertWillBeError(device.CreateCommandBufferBuilder()) |
| .CopyBufferToTexture(source, 0, 0, destination, 0, 0, 0, 3, 4, 1, 0) |
| .GetResult(); |
| } |
| |
| // Row pitch is not 256-byte aligned |
| { |
| dawn::CommandBuffer commands = AssertWillBeError(device.CreateCommandBufferBuilder()) |
| .CopyBufferToTexture(source, 0, 128, destination, 0, 0, 0, 4, 4, 1, 0) |
| .GetResult(); |
| } |
| |
| // Row pitch is less than width * bytesPerPixel |
| { |
| dawn::CommandBuffer commands = AssertWillBeError(device.CreateCommandBufferBuilder()) |
| .CopyBufferToTexture(source, 0, 256, destination, 0, 0, 0, 65, 1, 1, 0) |
| .GetResult(); |
| } |
| } |
| |
| // Test B2T copies with incorrect buffer offset usage |
| TEST_F(CopyCommandTest_B2T, IncorrectBufferOffset) { |
| uint32_t bufferSize = BufferSizeForTextureCopy(4, 4, 1); |
| dawn::Buffer source = CreateBuffer(bufferSize, dawn::BufferUsageBit::TransferSrc); |
| dawn::Texture destination = Create2DTexture(16, 16, 5, dawn::TextureFormat::R8G8B8A8Unorm, |
| dawn::TextureUsageBit::TransferDst); |
| |
| // Correct usage |
| { |
| dawn::CommandBuffer commands = AssertWillBeSuccess(device.CreateCommandBufferBuilder()) |
| .CopyBufferToTexture(source, bufferSize - 4, 256, destination, 0, 0, 0, 1, 1, 1, 0) |
| .GetResult(); |
| } |
| // Incorrect usages |
| { |
| dawn::CommandBuffer commands = AssertWillBeError(device.CreateCommandBufferBuilder()) |
| .CopyBufferToTexture(source, bufferSize - 5, 256, destination, 0, 0, 0, 1, 1, 1, 0) |
| .GetResult(); |
| } |
| { |
| dawn::CommandBuffer commands = AssertWillBeError(device.CreateCommandBufferBuilder()) |
| .CopyBufferToTexture(source, bufferSize - 6, 256, destination, 0, 0, 0, 1, 1, 1, 0) |
| .GetResult(); |
| } |
| { |
| dawn::CommandBuffer commands = AssertWillBeError(device.CreateCommandBufferBuilder()) |
| .CopyBufferToTexture(source, bufferSize - 7, 256, destination, 0, 0, 0, 1, 1, 1, 0) |
| .GetResult(); |
| } |
| } |
| |
| class CopyCommandTest_T2B : public CopyCommandTest { |
| }; |
| |
| // Test a successfull T2B copy |
| TEST_F(CopyCommandTest_T2B, Success) { |
| uint32_t bufferSize = BufferSizeForTextureCopy(4, 4, 1); |
| dawn::Texture source = Create2DTexture(16, 16, 5, dawn::TextureFormat::R8G8B8A8Unorm, |
| dawn::TextureUsageBit::TransferSrc); |
| dawn::Buffer destination = CreateBuffer(bufferSize, dawn::BufferUsageBit::TransferDst); |
| |
| // Different copies, including some that touch the OOB condition |
| { |
| dawn::CommandBuffer commands = AssertWillBeSuccess(device.CreateCommandBufferBuilder()) |
| // Copy from 4x4 block in corner of first mip. |
| .CopyTextureToBuffer(source, 0, 0, 0, 4, 4, 1, 0, destination, 0, 256) |
| // Copy from 4x4 block in opposite corner of first mip. |
| .CopyTextureToBuffer(source, 12, 12, 0, 4, 4, 1, 0, destination, 0, 256) |
| // Copy from 4x4 block in the 4x4 mip. |
| .CopyTextureToBuffer(source, 0, 0, 0, 4, 4, 1, 2, destination, 0, 256) |
| // Copy with a buffer offset |
| .CopyTextureToBuffer(source, 0, 0, 0, 1, 1, 1, 0, destination, bufferSize - 4, 256) |
| .GetResult(); |
| } |
| |
| // Copies with a 256-byte aligned row pitch but unaligned texture region |
| { |
| dawn::CommandBuffer commands = AssertWillBeSuccess(device.CreateCommandBufferBuilder()) |
| // Unaligned region |
| .CopyTextureToBuffer(source, 0, 0, 0, 3, 4, 1, 0, destination, 0, 256) |
| // Unaligned region with texture offset |
| .CopyTextureToBuffer(source, 5, 7, 0, 2, 3, 1, 0, destination, 0, 256) |
| // Unaligned region, with buffer offset |
| .CopyTextureToBuffer(source, 0, 0, 0, 3, 3, 1, 2, destination, 31 * 4, 256) |
| .GetResult(); |
| } |
| |
| // Empty copies are valid |
| { |
| dawn::CommandBuffer commands = AssertWillBeSuccess(device.CreateCommandBufferBuilder()) |
| // An empty copy |
| .CopyTextureToBuffer(source, 0, 0, 0, 0, 0, 1, 0, destination, 0, 0) |
| // An empty copy touching the end of the buffer |
| .CopyTextureToBuffer(source, 0, 0, 0, 0, 0, 1, 0, destination, bufferSize, 0) |
| // An empty copy touching the side of the texture |
| .CopyTextureToBuffer(source, 16, 16, 0, 0, 0, 1, 0, destination, 0, 0) |
| .GetResult(); |
| } |
| } |
| |
| // Test OOB conditions on the texture |
| TEST_F(CopyCommandTest_T2B, OutOfBoundsOnTexture) { |
| uint32_t bufferSize = BufferSizeForTextureCopy(4, 4, 1); |
| dawn::Texture source = Create2DTexture(16, 16, 5, dawn::TextureFormat::R8G8B8A8Unorm, |
| dawn::TextureUsageBit::TransferSrc); |
| dawn::Buffer destination = CreateBuffer(bufferSize, dawn::BufferUsageBit::TransferDst); |
| |
| // OOB on the texture because x + width overflows |
| { |
| dawn::CommandBuffer commands = AssertWillBeError(device.CreateCommandBufferBuilder()) |
| .CopyTextureToBuffer(source, 13, 12, 0, 4, 4, 1, 0, destination, 0, 256) |
| .GetResult(); |
| } |
| |
| // OOB on the texture because y + width overflows |
| { |
| dawn::CommandBuffer commands = AssertWillBeError(device.CreateCommandBufferBuilder()) |
| .CopyTextureToBuffer(source, 12, 13, 0, 4, 4, 1, 0, destination, 0, 256) |
| .GetResult(); |
| } |
| |
| // OOB on the texture because we overflow a non-zero mip |
| { |
| dawn::CommandBuffer commands = AssertWillBeError(device.CreateCommandBufferBuilder()) |
| .CopyTextureToBuffer(source, 1, 0, 0, 4, 4, 1, 2, destination, 0, 256) |
| .GetResult(); |
| } |
| |
| // OOB on the texture even on an empty copy when we copy from a non-existent mip. |
| { |
| dawn::CommandBuffer commands = AssertWillBeError(device.CreateCommandBufferBuilder()) |
| .CopyTextureToBuffer(source, 0, 0, 0, 0, 0, 1, 5, destination, 0, 0) |
| .GetResult(); |
| } |
| } |
| |
| // Test OOB conditions on the buffer |
| TEST_F(CopyCommandTest_T2B, OutOfBoundsOnBuffer) { |
| uint32_t bufferSize = BufferSizeForTextureCopy(4, 4, 1); |
| dawn::Texture source = Create2DTexture(16, 16, 5, dawn::TextureFormat::R8G8B8A8Unorm, |
| dawn::TextureUsageBit::TransferSrc); |
| dawn::Buffer destination = CreateBuffer(bufferSize, dawn::BufferUsageBit::TransferDst); |
| |
| // OOB on the buffer because we copy too many pixels |
| { |
| dawn::CommandBuffer commands = AssertWillBeError(device.CreateCommandBufferBuilder()) |
| .CopyTextureToBuffer(source, 0, 0, 0, 4, 5, 1, 0, destination, 0, 256) |
| .GetResult(); |
| } |
| |
| // OOB on the buffer because of the offset |
| { |
| dawn::CommandBuffer commands = AssertWillBeError(device.CreateCommandBufferBuilder()) |
| .CopyTextureToBuffer(source, 0, 0, 0, 4, 4, 1, 0, destination, 4, 256) |
| .GetResult(); |
| } |
| |
| // OOB on the buffer because (row pitch * (height - 1) + width) * depth overflows |
| { |
| dawn::CommandBuffer commands = AssertWillBeError(device.CreateCommandBufferBuilder()) |
| .CopyTextureToBuffer(source, 0, 0, 0, 4, 3, 1, 0, destination, 0, 512) |
| .GetResult(); |
| } |
| |
| // Not OOB on the buffer although row pitch * height overflows |
| // but (row pitch * (height - 1) + width) * depth does not overlow |
| { |
| uint32_t destinationBufferSize = BufferSizeForTextureCopy(7, 3, 1); |
| ASSERT_TRUE(256 * 3 > destinationBufferSize) << "row pitch * height should overflow buffer"; |
| dawn::Buffer destinationBuffer = CreateBuffer(destinationBufferSize, dawn::BufferUsageBit::TransferDst); |
| dawn::CommandBuffer commands = AssertWillBeSuccess(device.CreateCommandBufferBuilder()) |
| .CopyTextureToBuffer(source, 0, 0, 0, 7, 3, 1, 0, destinationBuffer, 0, 256) |
| .GetResult(); |
| } |
| } |
| |
| // Test that we force Z=0 and Depth=1 on copies from to 2D textures |
| TEST_F(CopyCommandTest_T2B, ZDepthConstraintFor2DTextures) { |
| uint32_t bufferSize = BufferSizeForTextureCopy(4, 4, 1); |
| dawn::Texture source = Create2DTexture(16, 16, 5, dawn::TextureFormat::R8G8B8A8Unorm, |
| dawn::TextureUsageBit::TransferSrc); |
| dawn::Buffer destination = CreateBuffer(bufferSize, dawn::BufferUsageBit::TransferDst); |
| |
| // Z=1 on an empty copy still errors |
| { |
| dawn::CommandBuffer commands = AssertWillBeError(device.CreateCommandBufferBuilder()) |
| .CopyTextureToBuffer(source, 0, 0, 1, 0, 0, 1, 0, destination, 0, 0) |
| .GetResult(); |
| } |
| |
| // Depth=0 on an empty copy still errors |
| { |
| dawn::CommandBuffer commands = AssertWillBeError(device.CreateCommandBufferBuilder()) |
| .CopyTextureToBuffer(source, 0, 0, 0, 0, 0, 0, 0, destination, 0, 0) |
| .GetResult(); |
| } |
| } |
| |
| // Test T2B copies with incorrect buffer usage |
| TEST_F(CopyCommandTest_T2B, IncorrectUsage) { |
| uint32_t bufferSize = BufferSizeForTextureCopy(4, 4, 1); |
| dawn::Texture source = Create2DTexture(16, 16, 5, dawn::TextureFormat::R8G8B8A8Unorm, |
| dawn::TextureUsageBit::TransferSrc); |
| dawn::Texture sampled = Create2DTexture(16, 16, 5, dawn::TextureFormat::R8G8B8A8Unorm, |
| dawn::TextureUsageBit::Sampled); |
| dawn::Buffer destination = CreateBuffer(bufferSize, dawn::BufferUsageBit::TransferDst); |
| dawn::Buffer vertex = CreateBuffer(bufferSize, dawn::BufferUsageBit::Vertex); |
| |
| // Incorrect source usage |
| { |
| dawn::CommandBuffer commands = AssertWillBeError(device.CreateCommandBufferBuilder()) |
| .CopyTextureToBuffer(sampled, 0, 0, 0, 4, 4, 1, 0, destination, 0, 256) |
| .GetResult(); |
| } |
| |
| // Incorrect destination usage |
| { |
| dawn::CommandBuffer commands = AssertWillBeError(device.CreateCommandBufferBuilder()) |
| .CopyTextureToBuffer(source, 0, 0, 0, 4, 4, 1, 0, vertex, 0, 256) |
| .GetResult(); |
| } |
| } |
| |
| TEST_F(CopyCommandTest_T2B, IncorrectRowPitch) { |
| uint32_t bufferSize = BufferSizeForTextureCopy(128, 16, 1); |
| dawn::Texture source = Create2DTexture(128, 16, 5, dawn::TextureFormat::R8G8B8A8Unorm, |
| dawn::TextureUsageBit::TransferDst); |
| dawn::Buffer destination = CreateBuffer(bufferSize, dawn::BufferUsageBit::TransferSrc); |
| |
| // Default row pitch is not 256-byte aligned |
| { |
| dawn::CommandBuffer commands = AssertWillBeError(device.CreateCommandBufferBuilder()) |
| .CopyTextureToBuffer(source, 0, 0, 0, 3, 4, 1, 0, destination, 0, 256) |
| .GetResult(); |
| } |
| |
| // Row pitch is not 256-byte aligned |
| { |
| dawn::CommandBuffer commands = AssertWillBeError(device.CreateCommandBufferBuilder()) |
| .CopyTextureToBuffer(source, 0, 0, 0, 4, 4, 1, 0, destination, 0, 257) |
| .GetResult(); |
| } |
| |
| // Row pitch is less than width * bytesPerPixel |
| { |
| dawn::CommandBuffer commands = AssertWillBeError(device.CreateCommandBufferBuilder()) |
| .CopyTextureToBuffer(source, 0, 0, 0, 65, 1, 1, 0, destination, 0, 256) |
| .GetResult(); |
| } |
| } |
| |
| // Test T2B copies with incorrect buffer offset usage |
| TEST_F(CopyCommandTest_T2B, IncorrectBufferOffset) { |
| uint32_t bufferSize = BufferSizeForTextureCopy(128, 16, 1); |
| dawn::Texture source = Create2DTexture(128, 16, 5, dawn::TextureFormat::R8G8B8A8Unorm, |
| dawn::TextureUsageBit::TransferSrc); |
| dawn::Buffer destination = CreateBuffer(bufferSize, dawn::BufferUsageBit::TransferDst); |
| |
| // Correct usage |
| { |
| dawn::CommandBuffer commands = AssertWillBeSuccess(device.CreateCommandBufferBuilder()) |
| .CopyTextureToBuffer(source, 0, 0, 0, 1, 1, 1, 0, destination, bufferSize - 4, 256) |
| .GetResult(); |
| } |
| // Incorrect usages |
| { |
| dawn::CommandBuffer commands = AssertWillBeError(device.CreateCommandBufferBuilder()) |
| .CopyTextureToBuffer(source, 0, 0, 0, 1, 1, 1, 0, destination, bufferSize - 5, 256) |
| .GetResult(); |
| } |
| { |
| dawn::CommandBuffer commands = AssertWillBeError(device.CreateCommandBufferBuilder()) |
| .CopyTextureToBuffer(source, 0, 0, 0, 1, 1, 1, 0, destination, bufferSize - 6, 256) |
| .GetResult(); |
| } |
| { |
| dawn::CommandBuffer commands = AssertWillBeError(device.CreateCommandBufferBuilder()) |
| .CopyTextureToBuffer(source, 0, 0, 0, 1, 1, 1, 0, destination, bufferSize - 7, 256) |
| .GetResult(); |
| } |
| } |
| |
