blob: 51fcdd16aa0df849dbb85f2eef3e40a8fb2edab1 [file] [log] [blame]
// Copyright 2020 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 "tests/unittests/validation/ValidationTest.h"
#include "utils/WGPUHelpers.h"
class QuerySetValidationTest : public ValidationTest {
protected:
wgpu::QuerySet CreateQuerySet(
wgpu::Device cDevice,
wgpu::QueryType queryType,
uint32_t queryCount,
std::vector<wgpu::PipelineStatisticName> pipelineStatistics = {}) {
wgpu::QuerySetDescriptor descriptor;
descriptor.type = queryType;
descriptor.count = queryCount;
if (pipelineStatistics.size() > 0) {
descriptor.pipelineStatistics = pipelineStatistics.data();
descriptor.pipelineStatisticsCount = pipelineStatistics.size();
}
return cDevice.CreateQuerySet(&descriptor);
}
};
// Test creating query set without features
TEST_F(QuerySetValidationTest, CreationWithoutFeatures) {
// Creating a query set for occlusion queries succeeds without any features enabled.
CreateQuerySet(device, wgpu::QueryType::Occlusion, 1);
// Creating a query set for other types of queries fails without features enabled.
ASSERT_DEVICE_ERROR(CreateQuerySet(device, wgpu::QueryType::PipelineStatistics, 1,
{wgpu::PipelineStatisticName::VertexShaderInvocations}));
ASSERT_DEVICE_ERROR(CreateQuerySet(device, wgpu::QueryType::Timestamp, 1));
}
// Test creating query set with invalid count
TEST_F(QuerySetValidationTest, InvalidQueryCount) {
// Success create a query set with the maximum count
CreateQuerySet(device, wgpu::QueryType::Occlusion, kMaxQueryCount);
// Fail to create a query set with the count which exceeds the maximum
ASSERT_DEVICE_ERROR(CreateQuerySet(device, wgpu::QueryType::Occlusion, kMaxQueryCount + 1));
}
// Test creating query set with invalid type
TEST_F(QuerySetValidationTest, InvalidQueryType) {
ASSERT_DEVICE_ERROR(CreateQuerySet(device, static_cast<wgpu::QueryType>(0xFFFFFFFF), 1));
}
// Test creating query set with unnecessary pipeline statistics for occlusion queries
TEST_F(QuerySetValidationTest, UnnecessaryPipelineStatistics) {
ASSERT_DEVICE_ERROR(CreateQuerySet(device, wgpu::QueryType::Occlusion, 1,
{wgpu::PipelineStatisticName::VertexShaderInvocations}));
}
// Test destroying a destroyed query set
TEST_F(QuerySetValidationTest, DestroyDestroyedQuerySet) {
wgpu::QuerySetDescriptor descriptor;
descriptor.type = wgpu::QueryType::Occlusion;
descriptor.count = 1;
wgpu::QuerySet querySet = device.CreateQuerySet(&descriptor);
querySet.Destroy();
querySet.Destroy();
}
class OcclusionQueryValidationTest : public QuerySetValidationTest {};
// Test the occlusionQuerySet in RenderPassDescriptor
TEST_F(OcclusionQueryValidationTest, InvalidOcclusionQuerySet) {
wgpu::QuerySet occlusionQuerySet = CreateQuerySet(device, wgpu::QueryType::Occlusion, 2);
DummyRenderPass renderPass(device);
// Success
{
renderPass.occlusionQuerySet = occlusionQuerySet;
wgpu::CommandEncoder encoder = device.CreateCommandEncoder();
wgpu::RenderPassEncoder pass = encoder.BeginRenderPass(&renderPass);
pass.BeginOcclusionQuery(0);
pass.EndOcclusionQuery();
pass.BeginOcclusionQuery(1);
pass.EndOcclusionQuery();
pass.EndPass();
encoder.Finish();
}
// Fail to begin occlusion query if the occlusionQuerySet is not set in RenderPassDescriptor
{
wgpu::CommandEncoder encoder = device.CreateCommandEncoder();
DummyRenderPass renderPassWithoutOcclusion(device);
wgpu::RenderPassEncoder pass = encoder.BeginRenderPass(&renderPassWithoutOcclusion);
pass.BeginOcclusionQuery(0);
pass.EndOcclusionQuery();
pass.EndPass();
ASSERT_DEVICE_ERROR(encoder.Finish());
}
// Fail to begin render pass if the occlusionQuerySet is created from other device
{
wgpu::Device otherDevice = RegisterDevice(adapter.CreateDevice());
wgpu::QuerySet occlusionQuerySetOnOther =
CreateQuerySet(otherDevice, wgpu::QueryType::Occlusion, 2);
renderPass.occlusionQuerySet = occlusionQuerySetOnOther;
wgpu::CommandEncoder encoder = device.CreateCommandEncoder();
wgpu::RenderPassEncoder pass = encoder.BeginRenderPass(&renderPass);
pass.EndPass();
ASSERT_DEVICE_ERROR(encoder.Finish());
// Clear this out so we don't hold a reference. The query set
// must be destroyed before the device local to this test case.
renderPass.occlusionQuerySet = wgpu::QuerySet();
}
// Fail to submit occlusion query with a destroyed query set
{
renderPass.occlusionQuerySet = occlusionQuerySet;
wgpu::CommandEncoder encoder = device.CreateCommandEncoder();
wgpu::RenderPassEncoder pass = encoder.BeginRenderPass(&renderPass);
pass.BeginOcclusionQuery(0);
pass.EndOcclusionQuery();
pass.EndPass();
wgpu::CommandBuffer commands = encoder.Finish();
wgpu::Queue queue = device.GetQueue();
occlusionQuerySet.Destroy();
ASSERT_DEVICE_ERROR(queue.Submit(1, &commands));
}
}
// Test query index of occlusion query
TEST_F(OcclusionQueryValidationTest, InvalidQueryIndex) {
wgpu::QuerySet occlusionQuerySet = CreateQuerySet(device, wgpu::QueryType::Occlusion, 2);
DummyRenderPass renderPass(device);
renderPass.occlusionQuerySet = occlusionQuerySet;
// Fail to begin occlusion query if the query index exceeds the number of queries in query set
{
wgpu::CommandEncoder encoder = device.CreateCommandEncoder();
wgpu::RenderPassEncoder pass = encoder.BeginRenderPass(&renderPass);
pass.BeginOcclusionQuery(2);
pass.EndOcclusionQuery();
pass.EndPass();
ASSERT_DEVICE_ERROR(encoder.Finish());
}
// Success to begin occlusion query with same query index twice on different render encoder
{
wgpu::CommandEncoder encoder = device.CreateCommandEncoder();
wgpu::RenderPassEncoder pass0 = encoder.BeginRenderPass(&renderPass);
pass0.BeginOcclusionQuery(0);
pass0.EndOcclusionQuery();
pass0.EndPass();
wgpu::RenderPassEncoder pass1 = encoder.BeginRenderPass(&renderPass);
pass1.BeginOcclusionQuery(0);
pass1.EndOcclusionQuery();
pass1.EndPass();
encoder.Finish();
}
// Fail to begin occlusion query with same query index twice on a same render encoder
{
wgpu::CommandEncoder encoder = device.CreateCommandEncoder();
wgpu::RenderPassEncoder pass = encoder.BeginRenderPass(&renderPass);
pass.BeginOcclusionQuery(0);
pass.EndOcclusionQuery();
pass.BeginOcclusionQuery(0);
pass.EndOcclusionQuery();
pass.EndPass();
ASSERT_DEVICE_ERROR(encoder.Finish());
}
}
// Test the correspondence between BeginOcclusionQuery and EndOcclusionQuery
TEST_F(OcclusionQueryValidationTest, InvalidBeginAndEnd) {
wgpu::QuerySet occlusionQuerySet = CreateQuerySet(device, wgpu::QueryType::Occlusion, 2);
DummyRenderPass renderPass(device);
renderPass.occlusionQuerySet = occlusionQuerySet;
// Fail to begin an occlusion query without corresponding end operation
{
wgpu::CommandEncoder encoder = device.CreateCommandEncoder();
wgpu::RenderPassEncoder pass = encoder.BeginRenderPass(&renderPass);
pass.BeginOcclusionQuery(0);
pass.BeginOcclusionQuery(1);
pass.EndOcclusionQuery();
pass.EndPass();
ASSERT_DEVICE_ERROR(encoder.Finish());
}
// Fail to end occlusion query twice in a row even the begin occlusion query twice
{
wgpu::CommandEncoder encoder = device.CreateCommandEncoder();
wgpu::RenderPassEncoder pass = encoder.BeginRenderPass(&renderPass);
pass.BeginOcclusionQuery(0);
pass.BeginOcclusionQuery(1);
pass.EndOcclusionQuery();
pass.EndOcclusionQuery();
pass.EndPass();
ASSERT_DEVICE_ERROR(encoder.Finish());
}
// Fail to end occlusion query without begin operation
{
wgpu::CommandEncoder encoder = device.CreateCommandEncoder();
wgpu::RenderPassEncoder pass = encoder.BeginRenderPass(&renderPass);
pass.EndOcclusionQuery();
pass.EndPass();
ASSERT_DEVICE_ERROR(encoder.Finish());
}
}
class TimestampQueryValidationTest : public QuerySetValidationTest {
protected:
WGPUDevice CreateTestDevice() override {
wgpu::DeviceDescriptor descriptor;
wgpu::FeatureName requiredFeatures[1] = {wgpu::FeatureName::TimestampQuery};
descriptor.requiredFeatures = requiredFeatures;
descriptor.requiredFeaturesCount = 1;
wgpu::DawnTogglesDeviceDescriptor togglesDesc;
descriptor.nextInChain = &togglesDesc;
const char* forceDisabledToggles[1] = {"disallow_unsafe_apis"};
togglesDesc.forceDisabledToggles = forceDisabledToggles;
togglesDesc.forceDisabledTogglesCount = 1;
return adapter.CreateDevice(&descriptor);
}
};
// Test creating query set with only the timestamp feature enabled.
TEST_F(TimestampQueryValidationTest, Creation) {
// Creating a query set for occlusion queries succeeds.
CreateQuerySet(device, wgpu::QueryType::Occlusion, 1);
// Creating a query set for pipeline statistics queries fails.
ASSERT_DEVICE_ERROR(CreateQuerySet(device, wgpu::QueryType::PipelineStatistics, 1,
{wgpu::PipelineStatisticName::VertexShaderInvocations}));
// Creating a query set for timestamp queries succeeds.
CreateQuerySet(device, wgpu::QueryType::Timestamp, 1);
// Fail to create with pipeline statistics for Timestamp query
ASSERT_DEVICE_ERROR(CreateQuerySet(device, wgpu::QueryType::Timestamp, 1,
{wgpu::PipelineStatisticName::VertexShaderInvocations}));
}
// Test creating query set with unnecessary pipeline statistics for timestamp queries
TEST_F(TimestampQueryValidationTest, UnnecessaryPipelineStatistics) {
// Fail to create with pipeline statistics for Occlusion query
ASSERT_DEVICE_ERROR(CreateQuerySet(device, wgpu::QueryType::Timestamp, 1,
{wgpu::PipelineStatisticName::VertexShaderInvocations}));
}
// Test query set with type of timestamp is set to the occlusionQuerySet of RenderPassDescriptor.
TEST_F(TimestampQueryValidationTest, BeginRenderPassWithTimestampQuerySet) {
// Fail to begin render pass if the type of occlusionQuerySet is not Occlusion
wgpu::QuerySet querySet = CreateQuerySet(device, wgpu::QueryType::Timestamp, 1);
DummyRenderPass renderPass(device);
renderPass.occlusionQuerySet = querySet;
wgpu::CommandEncoder encoder = device.CreateCommandEncoder();
encoder.BeginRenderPass(&renderPass);
ASSERT_DEVICE_ERROR(encoder.Finish());
}
// Test write timestamp on command encoder
TEST_F(TimestampQueryValidationTest, WriteTimestampOnCommandEncoder) {
wgpu::QuerySet timestampQuerySet = CreateQuerySet(device, wgpu::QueryType::Timestamp, 2);
wgpu::QuerySet occlusionQuerySet = CreateQuerySet(device, wgpu::QueryType::Occlusion, 2);
// Success on command encoder
{
wgpu::CommandEncoder encoder = device.CreateCommandEncoder();
encoder.WriteTimestamp(timestampQuerySet, 0);
encoder.Finish();
}
// Fail to write timestamp to the index which exceeds the number of queries in query set
{
wgpu::CommandEncoder encoder = device.CreateCommandEncoder();
encoder.WriteTimestamp(timestampQuerySet, 2);
ASSERT_DEVICE_ERROR(encoder.Finish());
}
// Fail to submit timestamp query with a destroyed query set
{
wgpu::CommandEncoder encoder = device.CreateCommandEncoder();
encoder.WriteTimestamp(timestampQuerySet, 0);
wgpu::CommandBuffer commands = encoder.Finish();
wgpu::Queue queue = device.GetQueue();
timestampQuerySet.Destroy();
ASSERT_DEVICE_ERROR(queue.Submit(1, &commands));
}
}
// Test write timestamp on compute pass encoder
TEST_F(TimestampQueryValidationTest, WriteTimestampOnComputePassEncoder) {
wgpu::QuerySet timestampQuerySet = CreateQuerySet(device, wgpu::QueryType::Timestamp, 2);
wgpu::QuerySet occlusionQuerySet = CreateQuerySet(device, wgpu::QueryType::Occlusion, 2);
// Success on compute pass encoder
{
wgpu::CommandEncoder encoder = device.CreateCommandEncoder();
wgpu::ComputePassEncoder pass = encoder.BeginComputePass();
pass.WriteTimestamp(timestampQuerySet, 0);
pass.EndPass();
encoder.Finish();
}
// Not allow to write timestamp to the query set with other query type
{
wgpu::CommandEncoder encoder = device.CreateCommandEncoder();
wgpu::ComputePassEncoder pass = encoder.BeginComputePass();
pass.WriteTimestamp(occlusionQuerySet, 0);
pass.EndPass();
ASSERT_DEVICE_ERROR(encoder.Finish());
}
// Fail to write timestamp to the index which exceeds the number of queries in query set
{
wgpu::CommandEncoder encoder = device.CreateCommandEncoder();
wgpu::ComputePassEncoder pass = encoder.BeginComputePass();
pass.WriteTimestamp(timestampQuerySet, 2);
pass.EndPass();
ASSERT_DEVICE_ERROR(encoder.Finish());
}
// Fail to submit timestamp query with a destroyed query set
{
wgpu::CommandEncoder encoder = device.CreateCommandEncoder();
wgpu::ComputePassEncoder pass = encoder.BeginComputePass();
pass.WriteTimestamp(timestampQuerySet, 0);
pass.EndPass();
wgpu::CommandBuffer commands = encoder.Finish();
wgpu::Queue queue = device.GetQueue();
timestampQuerySet.Destroy();
ASSERT_DEVICE_ERROR(queue.Submit(1, &commands));
}
}
// Test write timestamp on render pass encoder
TEST_F(TimestampQueryValidationTest, WriteTimestampOnRenderPassEncoder) {
DummyRenderPass renderPass(device);
wgpu::QuerySet timestampQuerySet = CreateQuerySet(device, wgpu::QueryType::Timestamp, 2);
wgpu::QuerySet occlusionQuerySet = CreateQuerySet(device, wgpu::QueryType::Occlusion, 2);
// Success on render pass encoder
{
wgpu::CommandEncoder encoder = device.CreateCommandEncoder();
wgpu::RenderPassEncoder pass = encoder.BeginRenderPass(&renderPass);
pass.WriteTimestamp(timestampQuerySet, 0);
pass.EndPass();
encoder.Finish();
}
// Not allow to write timestamp to the query set with other query type
{
wgpu::CommandEncoder encoder = device.CreateCommandEncoder();
wgpu::RenderPassEncoder pass = encoder.BeginRenderPass(&renderPass);
pass.WriteTimestamp(occlusionQuerySet, 0);
pass.EndPass();
ASSERT_DEVICE_ERROR(encoder.Finish());
}
// Fail to write timestamp to the index which exceeds the number of queries in query set
{
wgpu::CommandEncoder encoder = device.CreateCommandEncoder();
wgpu::RenderPassEncoder pass = encoder.BeginRenderPass(&renderPass);
pass.WriteTimestamp(timestampQuerySet, 2);
pass.EndPass();
ASSERT_DEVICE_ERROR(encoder.Finish());
}
// Success to write timestamp to the same query index twice on command encoder and render
// encoder
{
wgpu::CommandEncoder encoder = device.CreateCommandEncoder();
encoder.WriteTimestamp(timestampQuerySet, 0);
wgpu::RenderPassEncoder pass = encoder.BeginRenderPass(&renderPass);
pass.WriteTimestamp(timestampQuerySet, 0);
pass.EndPass();
encoder.Finish();
}
// Success to write timestamp to the same query index twice on different render encoder
{
wgpu::CommandEncoder encoder = device.CreateCommandEncoder();
wgpu::RenderPassEncoder pass0 = encoder.BeginRenderPass(&renderPass);
pass0.WriteTimestamp(timestampQuerySet, 0);
pass0.EndPass();
wgpu::RenderPassEncoder pass1 = encoder.BeginRenderPass(&renderPass);
pass1.WriteTimestamp(timestampQuerySet, 0);
pass1.EndPass();
encoder.Finish();
}
// Fail to write timestamp to the same query index twice on same render encoder
{
wgpu::CommandEncoder encoder = device.CreateCommandEncoder();
wgpu::RenderPassEncoder pass = encoder.BeginRenderPass(&renderPass);
pass.WriteTimestamp(timestampQuerySet, 0);
pass.WriteTimestamp(timestampQuerySet, 0);
pass.EndPass();
ASSERT_DEVICE_ERROR(encoder.Finish());
}
// Fail to submit timestamp query with a destroyed query set
{
wgpu::CommandEncoder encoder = device.CreateCommandEncoder();
wgpu::RenderPassEncoder pass = encoder.BeginRenderPass(&renderPass);
pass.WriteTimestamp(timestampQuerySet, 0);
pass.EndPass();
wgpu::CommandBuffer commands = encoder.Finish();
wgpu::Queue queue = device.GetQueue();
timestampQuerySet.Destroy();
ASSERT_DEVICE_ERROR(queue.Submit(1, &commands));
}
}
class PipelineStatisticsQueryValidationTest : public QuerySetValidationTest {
protected:
WGPUDevice CreateTestDevice() override {
wgpu::DeviceDescriptor descriptor;
wgpu::FeatureName requiredFeatures[1] = {wgpu::FeatureName::PipelineStatisticsQuery};
descriptor.requiredFeatures = requiredFeatures;
descriptor.requiredFeaturesCount = 1;
// TODO(crbug.com/1177506): Pipeline statistic query is an unsafe API, disable disallowing
// unsafe APIs to test it.
wgpu::DawnTogglesDeviceDescriptor togglesDesc;
descriptor.nextInChain = &togglesDesc;
const char* forceDisabledToggles[1] = {"disallow_unsafe_apis"};
togglesDesc.forceDisabledToggles = forceDisabledToggles;
togglesDesc.forceDisabledTogglesCount = 1;
return adapter.CreateDevice(&descriptor);
}
};
// Test creating query set with only the pipeline statistics feature enabled.
TEST_F(PipelineStatisticsQueryValidationTest, Creation) {
// Creating a query set for occlusion queries succeeds.
CreateQuerySet(device, wgpu::QueryType::Occlusion, 1);
// Creating a query set for timestamp queries fails.
ASSERT_DEVICE_ERROR(CreateQuerySet(device, wgpu::QueryType::Timestamp, 1));
// Creating a query set for pipeline statistics queries succeeds.
CreateQuerySet(device, wgpu::QueryType::PipelineStatistics, 1,
{wgpu::PipelineStatisticName::VertexShaderInvocations});
}
// Test creating query set with invalid pipeline statistics
TEST_F(PipelineStatisticsQueryValidationTest, InvalidPipelineStatistics) {
// Success to create with all pipeline statistics names which are not in the same order as
// defined in webgpu header file
{
CreateQuerySet(device, wgpu::QueryType::PipelineStatistics, 1,
{wgpu::PipelineStatisticName::ClipperInvocations,
wgpu::PipelineStatisticName::ClipperPrimitivesOut,
wgpu::PipelineStatisticName::ComputeShaderInvocations,
wgpu::PipelineStatisticName::FragmentShaderInvocations,
wgpu::PipelineStatisticName::VertexShaderInvocations});
}
// Fail to create with empty pipeline statistics
{ ASSERT_DEVICE_ERROR(CreateQuerySet(device, wgpu::QueryType::PipelineStatistics, 1, {})); }
// Fail to create with invalid pipeline statistics
{
ASSERT_DEVICE_ERROR(CreateQuerySet(device, wgpu::QueryType::PipelineStatistics, 1,
{static_cast<wgpu::PipelineStatisticName>(0xFFFFFFFF)}));
}
// Fail to create with duplicate pipeline statistics
{
ASSERT_DEVICE_ERROR(CreateQuerySet(device, wgpu::QueryType::PipelineStatistics, 1,
{wgpu::PipelineStatisticName::VertexShaderInvocations,
wgpu::PipelineStatisticName::VertexShaderInvocations}));
}
}
// Test query set with type of pipeline statistics is set to the occlusionQuerySet of
// RenderPassDescriptor.
TEST_F(PipelineStatisticsQueryValidationTest, BeginRenderPassWithPipelineStatisticsQuerySet) {
// Fail to begin render pass if the type of occlusionQuerySet is not Occlusion
wgpu::QuerySet querySet =
CreateQuerySet(device, wgpu::QueryType::PipelineStatistics, 1,
{wgpu::PipelineStatisticName::VertexShaderInvocations});
DummyRenderPass renderPass(device);
renderPass.occlusionQuerySet = querySet;
wgpu::CommandEncoder encoder = device.CreateCommandEncoder();
encoder.BeginRenderPass(&renderPass);
ASSERT_DEVICE_ERROR(encoder.Finish());
}
class ResolveQuerySetValidationTest : public QuerySetValidationTest {
protected:
wgpu::Buffer CreateBuffer(wgpu::Device cDevice, uint64_t size, wgpu::BufferUsage usage) {
wgpu::BufferDescriptor descriptor;
descriptor.size = size;
descriptor.usage = usage;
return cDevice.CreateBuffer(&descriptor);
}
};
// Test resolve query set with invalid query set, first query and query count
TEST_F(ResolveQuerySetValidationTest, ResolveInvalidQuerySetAndIndexCount) {
constexpr uint32_t kQueryCount = 4;
wgpu::QuerySet querySet = CreateQuerySet(device, wgpu::QueryType::Occlusion, kQueryCount);
wgpu::Buffer destination =
CreateBuffer(device, kQueryCount * sizeof(uint64_t), wgpu::BufferUsage::QueryResolve);
// Success
{
wgpu::CommandEncoder encoder = device.CreateCommandEncoder();
encoder.ResolveQuerySet(querySet, 0, kQueryCount, destination, 0);
wgpu::CommandBuffer commands = encoder.Finish();
wgpu::Queue queue = device.GetQueue();
queue.Submit(1, &commands);
}
// Fail to resolve query set if first query out of range
{
wgpu::CommandEncoder encoder = device.CreateCommandEncoder();
encoder.ResolveQuerySet(querySet, kQueryCount, 0, destination, 0);
ASSERT_DEVICE_ERROR(encoder.Finish());
}
// Fail to resolve query set if the sum of first query and query count is larger than queries
// number in the query set
{
wgpu::CommandEncoder encoder = device.CreateCommandEncoder();
encoder.ResolveQuerySet(querySet, 1, kQueryCount, destination, 0);
ASSERT_DEVICE_ERROR(encoder.Finish());
}
// Fail to resolve a destroyed query set
{
wgpu::CommandEncoder encoder = device.CreateCommandEncoder();
encoder.ResolveQuerySet(querySet, 0, kQueryCount, destination, 0);
wgpu::CommandBuffer commands = encoder.Finish();
wgpu::Queue queue = device.GetQueue();
querySet.Destroy();
ASSERT_DEVICE_ERROR(queue.Submit(1, &commands));
}
}
// Test resolve query set with invalid query set, first query and query count
TEST_F(ResolveQuerySetValidationTest, ResolveToInvalidBufferAndOffset) {
constexpr uint32_t kQueryCount = 4;
constexpr uint64_t kBufferSize =
(kQueryCount - 1) * sizeof(uint64_t) + 256 /*destinationOffset*/;
wgpu::QuerySet querySet = CreateQuerySet(device, wgpu::QueryType::Occlusion, kQueryCount);
wgpu::Buffer destination = CreateBuffer(device, kBufferSize, wgpu::BufferUsage::QueryResolve);
// Success
{
wgpu::CommandEncoder encoder = device.CreateCommandEncoder();
encoder.ResolveQuerySet(querySet, 1, kQueryCount - 1, destination, 256);
wgpu::CommandBuffer commands = encoder.Finish();
wgpu::Queue queue = device.GetQueue();
queue.Submit(1, &commands);
}
// Fail to resolve query set to a buffer created from another device
{
wgpu::Device otherDevice = RegisterDevice(adapter.CreateDevice());
wgpu::Buffer bufferOnOther =
CreateBuffer(otherDevice, kBufferSize, wgpu::BufferUsage::QueryResolve);
wgpu::CommandEncoder encoder = device.CreateCommandEncoder();
encoder.ResolveQuerySet(querySet, 0, kQueryCount, bufferOnOther, 0);
ASSERT_DEVICE_ERROR(encoder.Finish());
}
// Fail to resolve query set to a buffer if offset is not a multiple of 256 bytes
{
wgpu::CommandEncoder encoder = device.CreateCommandEncoder();
encoder.ResolveQuerySet(querySet, 0, kQueryCount, destination, 128);
ASSERT_DEVICE_ERROR(encoder.Finish());
}
// Fail to resolve query set to a buffer if the data size overflow the buffer
{
wgpu::CommandEncoder encoder = device.CreateCommandEncoder();
encoder.ResolveQuerySet(querySet, 0, kQueryCount, destination, 256);
ASSERT_DEVICE_ERROR(encoder.Finish());
}
// Fail to resolve query set to a buffer if the offset is past the end of the buffer
{
wgpu::CommandEncoder encoder = device.CreateCommandEncoder();
encoder.ResolveQuerySet(querySet, 0, 1, destination, kBufferSize);
ASSERT_DEVICE_ERROR(encoder.Finish());
}
// Fail to resolve query set to a buffer does not have the usage of QueryResolve
{
wgpu::Buffer dstBuffer = CreateBuffer(device, kBufferSize, wgpu::BufferUsage::CopyDst);
wgpu::CommandEncoder encoder = device.CreateCommandEncoder();
encoder.ResolveQuerySet(querySet, 0, kQueryCount, dstBuffer, 0);
ASSERT_DEVICE_ERROR(encoder.Finish());
}
// Fail to resolve query set to a destroyed buffer.
{
wgpu::CommandEncoder encoder = device.CreateCommandEncoder();
encoder.ResolveQuerySet(querySet, 0, kQueryCount, destination, 0);
wgpu::CommandBuffer commands = encoder.Finish();
wgpu::Queue queue = device.GetQueue();
destination.Destroy();
ASSERT_DEVICE_ERROR(queue.Submit(1, &commands));
}
}