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Add a test that an empty occlusion query is 0 if preceded by non-empty 

Bug: dawn:1707
Change-Id: I89910d418780c714975b8b9e237bc9cdedfe91c9
Reviewed-on: https://dawn-review.googlesource.com/c/dawn/+/125101
Kokoro: Kokoro <noreply+kokoro@google.com>
Reviewed-by: Kai Ninomiya <kainino@chromium.org>
Commit-Queue: Austin Eng <enga@chromium.org>
This commit is contained in:
Austin Eng 2023-03-22 19:04:35 +00:00 committed by Dawn LUCI CQ
parent 90fe374f1d
commit 7605d59518
1 changed files with 81 additions and 0 deletions
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81
src/dawn/tests/end2end/QueryTests.cpp
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@ -374,6 +374,87 @@ TEST_P(OcclusionQueryTests, ResolveWithoutWritten) {
EXPECT_BUFFER_U64_RANGE_EQ(&kZero, destination, 0, 1);
}
// Test setting an occlusion query to non-zero, then rewriting it without drawing, resolves to 0.
TEST_P(OcclusionQueryTests, RewriteNoDrawToZero) {
// TODO(crbug.com/dawn/1707): The second query does not reset it to 0.
DAWN_SUPPRESS_TEST_IF(IsMacOS() && IsMetal() && IsApple());
constexpr uint32_t kQueryCount = 1;
wgpu::QuerySet querySet = CreateOcclusionQuerySet(kQueryCount);
wgpu::Buffer destination = CreateResolveBuffer(kQueryCount * sizeof(uint64_t));
// Set all bits in buffer to check 0 is correctly written if there is no sample passed the
// occlusion testing
queue.WriteBuffer(destination, 0, &kSentinelValue, sizeof(kSentinelValue));
utils::BasicRenderPass renderPass = utils::CreateBasicRenderPass(device, kRTSize, kRTSize);
renderPass.renderPassInfo.occlusionQuerySet = querySet;
wgpu::CommandEncoder encoder = device.CreateCommandEncoder();
// Do an occlusion query with a draw call
wgpu::RenderPassEncoder pass = encoder.BeginRenderPass(&renderPass.renderPassInfo);
pass.SetPipeline(pipeline);
pass.BeginOcclusionQuery(0);
pass.Draw(3);
pass.EndOcclusionQuery();
pass.End();
// Do another occlusion query with no draw calls, rewriting the same index.
wgpu::RenderPassEncoder rewritePass = encoder.BeginRenderPass(&renderPass.renderPassInfo);
rewritePass.BeginOcclusionQuery(0);
rewritePass.EndOcclusionQuery();
rewritePass.End();
encoder.ResolveQuerySet(querySet, 0, kQueryCount, destination, 0);
wgpu::CommandBuffer commands = encoder.Finish();
queue.Submit(1, &commands);
EXPECT_BUFFER(destination, 0, sizeof(uint64_t),
new OcclusionExpectation(OcclusionExpectation::Result::Zero));
}
// Test setting an occlusion query to non-zero, then rewriting it without drawing, resolves to 0.
// Do the two queries+resolves in separate submits.
TEST_P(OcclusionQueryTests, RewriteNoDrawToZeroSeparateSubmit) {
// TODO(crbug.com/dawn/1707): The second query does not reset it to 0.
DAWN_SUPPRESS_TEST_IF(IsMacOS() && IsMetal() && IsApple());
constexpr uint32_t kQueryCount = 1;
wgpu::QuerySet querySet = CreateOcclusionQuerySet(kQueryCount);
wgpu::Buffer destination = CreateResolveBuffer(kQueryCount * sizeof(uint64_t));
// Set all bits in buffer to check 0 is correctly written if there is no sample passed the
// occlusion testing
queue.WriteBuffer(destination, 0, &kSentinelValue, sizeof(kSentinelValue));
utils::BasicRenderPass renderPass = utils::CreateBasicRenderPass(device, kRTSize, kRTSize);
renderPass.renderPassInfo.occlusionQuerySet = querySet;
// Do an occlusion query with a draw call
wgpu::CommandEncoder encoder = device.CreateCommandEncoder();
wgpu::RenderPassEncoder pass = encoder.BeginRenderPass(&renderPass.renderPassInfo);
pass.SetPipeline(pipeline);
pass.BeginOcclusionQuery(0);
pass.Draw(3);
pass.EndOcclusionQuery();
pass.End();
encoder.ResolveQuerySet(querySet, 0, kQueryCount, destination, 0);
wgpu::CommandBuffer commands = encoder.Finish();
queue.Submit(1, &commands);
// Do another occlusion query with no draw calls, rewriting the same index.
encoder = device.CreateCommandEncoder();
wgpu::RenderPassEncoder rewritePass = encoder.BeginRenderPass(&renderPass.renderPassInfo);
rewritePass.BeginOcclusionQuery(0);
rewritePass.EndOcclusionQuery();
rewritePass.End();
encoder.ResolveQuerySet(querySet, 0, kQueryCount, destination, 0);
commands = encoder.Finish();
queue.Submit(1, &commands);
EXPECT_BUFFER(destination, 0, sizeof(uint64_t),
new OcclusionExpectation(OcclusionExpectation::Result::Zero));
}
// Test resolving occlusion query to the destination buffer with offset
TEST_P(OcclusionQueryTests, ResolveToBufferWithOffset) {
constexpr uint32_t kQueryCount = 2;