| // Copyright 2019 The Dawn & Tint Authors |
| // |
| // Redistribution and use in source and binary forms, with or without |
| // modification, are permitted provided that the following conditions are met: |
| // |
| // 1. Redistributions of source code must retain the above copyright notice, this |
| // list of conditions and the following disclaimer. |
| // |
| // 2. Redistributions in binary form must reproduce the above copyright notice, |
| // this list of conditions and the following disclaimer in the documentation |
| // and/or other materials provided with the distribution. |
| // |
| // 3. Neither the name of the copyright holder nor the names of its |
| // contributors may be used to endorse or promote products derived from |
| // this software without specific prior written permission. |
| // |
| // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
| // AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| // IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
| // DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE |
| // FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
| // DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR |
| // SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER |
| // CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, |
| // OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| |
| #include <initializer_list> |
| #include <limits> |
| #include "dawn/tests/unittests/validation/ValidationTest.h" |
| #include "dawn/utils/ComboRenderPipelineDescriptor.h" |
| #include "dawn/utils/WGPUHelpers.h" |
| |
| namespace dawn { |
| namespace { |
| |
| class DrawIndirectValidationTest : public ValidationTest { |
| protected: |
| void SetUp() override { |
| ValidationTest::SetUp(); |
| |
| wgpu::ShaderModule vsModule = utils::CreateShaderModule(device, R"( |
| @vertex fn main() -> @builtin(position) vec4f { |
| return vec4f(0.0, 0.0, 0.0, 0.0); |
| })"); |
| |
| wgpu::ShaderModule fsModule = utils::CreateShaderModule(device, R"( |
| @fragment fn main() -> @location(0) vec4f{ |
| return vec4f(0.0, 0.0, 0.0, 0.0); |
| })"); |
| |
| // Set up render pipeline |
| wgpu::PipelineLayout pipelineLayout = utils::MakeBasicPipelineLayout(device, nullptr); |
| |
| utils::ComboRenderPipelineDescriptor descriptor; |
| descriptor.layout = pipelineLayout; |
| descriptor.vertex.module = vsModule; |
| descriptor.cFragment.module = fsModule; |
| |
| pipeline = device.CreateRenderPipeline(&descriptor); |
| } |
| |
| void ValidateExpectation(wgpu::CommandEncoder encoder, utils::Expectation expectation) { |
| if (expectation == utils::Expectation::Success) { |
| encoder.Finish(); |
| } else { |
| ASSERT_DEVICE_ERROR(encoder.Finish()); |
| } |
| } |
| |
| void TestIndirectOffsetDrawIndexed(utils::Expectation expectation, |
| std::initializer_list<uint32_t> bufferList, |
| uint64_t indirectOffset) { |
| TestIndirectOffset(expectation, bufferList, indirectOffset, true); |
| } |
| |
| void TestIndirectOffsetDraw(utils::Expectation expectation, |
| std::initializer_list<uint32_t> bufferList, |
| uint64_t indirectOffset) { |
| TestIndirectOffset(expectation, bufferList, indirectOffset, false); |
| } |
| |
| void TestIndirectOffset(utils::Expectation expectation, |
| std::initializer_list<uint32_t> bufferList, |
| uint64_t indirectOffset, |
| bool indexed, |
| wgpu::BufferUsage usage = wgpu::BufferUsage::Indirect) { |
| wgpu::Buffer indirectBuffer = |
| utils::CreateBufferFromData<uint32_t>(device, usage, bufferList); |
| |
| PlaceholderRenderPass renderPass(device); |
| wgpu::CommandEncoder encoder = device.CreateCommandEncoder(); |
| wgpu::RenderPassEncoder pass = encoder.BeginRenderPass(&renderPass); |
| pass.SetPipeline(pipeline); |
| if (indexed) { |
| uint32_t zeros[100] = {}; |
| wgpu::Buffer indexBuffer = |
| utils::CreateBufferFromData(device, zeros, sizeof(zeros), wgpu::BufferUsage::Index); |
| pass.SetIndexBuffer(indexBuffer, wgpu::IndexFormat::Uint32); |
| pass.DrawIndexedIndirect(indirectBuffer, indirectOffset); |
| } else { |
| pass.DrawIndirect(indirectBuffer, indirectOffset); |
| } |
| pass.End(); |
| |
| ValidateExpectation(encoder, expectation); |
| } |
| |
| wgpu::RenderPipeline pipeline; |
| }; |
| |
| // Verify out of bounds indirect draw calls are caught early |
| TEST_F(DrawIndirectValidationTest, DrawIndirectOffsetBounds) { |
| // In bounds |
| TestIndirectOffsetDraw(utils::Expectation::Success, {1, 2, 3, 4}, 0); |
| // In bounds, bigger buffer |
| TestIndirectOffsetDraw(utils::Expectation::Success, {1, 2, 3, 4, 5, 6, 7}, 0); |
| // In bounds, bigger buffer, positive offset |
| TestIndirectOffsetDraw(utils::Expectation::Success, {1, 2, 3, 4, 5, 6, 7, 8}, |
| 4 * sizeof(uint32_t)); |
| |
| // In bounds, non-multiple of 4 offsets |
| TestIndirectOffsetDraw(utils::Expectation::Failure, {1, 2, 3, 4, 5}, 1); |
| TestIndirectOffsetDraw(utils::Expectation::Failure, {1, 2, 3, 4, 5}, 2); |
| |
| // Out of bounds, buffer too small |
| TestIndirectOffsetDraw(utils::Expectation::Failure, {1, 2, 3}, 0); |
| // Out of bounds, index too big |
| TestIndirectOffsetDraw(utils::Expectation::Failure, {1, 2, 3, 4}, 1 * sizeof(uint32_t)); |
| // Out of bounds, index past buffer |
| TestIndirectOffsetDraw(utils::Expectation::Failure, {1, 2, 3, 4}, 5 * sizeof(uint32_t)); |
| // Out of bounds, index + size of command overflows |
| uint64_t offset = std::numeric_limits<uint64_t>::max(); |
| TestIndirectOffsetDraw(utils::Expectation::Failure, {1, 2, 3, 4, 5, 6, 7}, offset); |
| } |
| |
| // Verify out of bounds indirect draw indexed calls are caught early |
| TEST_F(DrawIndirectValidationTest, DrawIndexedIndirectOffsetBounds) { |
| // In bounds |
| TestIndirectOffsetDrawIndexed(utils::Expectation::Success, {1, 2, 3, 4, 5}, 0); |
| // In bounds, bigger buffer |
| TestIndirectOffsetDrawIndexed(utils::Expectation::Success, {1, 2, 3, 4, 5, 6, 7, 8, 9}, 0); |
| // In bounds, bigger buffer, positive offset |
| TestIndirectOffsetDrawIndexed(utils::Expectation::Success, {1, 2, 3, 4, 5, 6, 7, 8, 9, 10}, |
| 5 * sizeof(uint32_t)); |
| |
| // In bounds, non-multiple of 4 offsets |
| TestIndirectOffsetDrawIndexed(utils::Expectation::Failure, {1, 2, 3, 4, 5, 6}, 1); |
| TestIndirectOffsetDrawIndexed(utils::Expectation::Failure, {1, 2, 3, 4, 5, 6}, 2); |
| |
| // Out of bounds, buffer too small |
| TestIndirectOffsetDrawIndexed(utils::Expectation::Failure, {1, 2, 3, 4}, 0); |
| // Out of bounds, index too big |
| TestIndirectOffsetDrawIndexed(utils::Expectation::Failure, {1, 2, 3, 4, 5}, |
| 1 * sizeof(uint32_t)); |
| // Out of bounds, index past buffer |
| TestIndirectOffsetDrawIndexed(utils::Expectation::Failure, {1, 2, 3, 4, 5}, |
| 5 * sizeof(uint32_t)); |
| // Out of bounds, index + size of command overflows |
| uint64_t offset = std::numeric_limits<uint64_t>::max(); |
| TestIndirectOffsetDrawIndexed(utils::Expectation::Failure, {1, 2, 3, 4, 5, 6, 7, 8, 9, 10}, |
| offset); |
| } |
| |
| // Check that the buffer must have the indirect usage |
| TEST_F(DrawIndirectValidationTest, IndirectUsage) { |
| // Control cases: using a buffer with the indirect usage is valid. |
| TestIndirectOffset(utils::Expectation::Success, {1, 2, 3, 4}, 0, false, |
| wgpu::BufferUsage::Indirect); |
| TestIndirectOffset(utils::Expectation::Success, {1, 2, 3, 4, 5}, 0, true, |
| wgpu::BufferUsage::Indirect); |
| |
| // Error cases: using a buffer with the vertex usage is an error. |
| TestIndirectOffset(utils::Expectation::Failure, {1, 2, 3, 4}, 0, false, |
| wgpu::BufferUsage::Vertex); |
| TestIndirectOffset(utils::Expectation::Failure, {1, 2, 3, 4, 5}, 0, true, |
| wgpu::BufferUsage::Vertex); |
| } |
| |
| } // anonymous namespace |
| } // namespace dawn |
