| // 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 |