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Use a descriptor for BindGroupLayout (#211)

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* Use a descriptor for BindGroupLayout
* Fix MatchesLambda
* Add WireTests.StructureOfStructureArrayArgument
* Add BindGroupValidationTests.BindGroupLayoutCache
This commit is contained in:
Kai Ninomiya
2018-07-10 12:23:50 -07:00
committed by GitHub
parent 7883e7e59c
commit 234becf175
32 changed files with 259 additions and 163 deletions
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49
src/tests/unittests/WireTests.cpp
View File

@@ -50,6 +50,7 @@ class LambdaMatcherImpl : public MatcherInterface<Arg> {
bool MatchAndExplain(Arg value, MatchResultListener* listener) const override {
if (!mLambda(value)) {
*listener << "which doesn't satisfy the custom predicate";
return false;
}
return true;
}
@@ -410,15 +411,13 @@ TEST_F(WireTests, StructureOfValuesArgument) {
// Test that the wire is able to send structures that contain objects
TEST_F(WireTests, StructureOfObjectArrayArgument) {
nxtBindGroupLayoutBuilder bglBuilder = nxtDeviceCreateBindGroupLayoutBuilder(device);
nxtBindGroupLayout bgl = nxtBindGroupLayoutBuilderGetResult(bglBuilder);
nxtBindGroupLayoutDescriptor bglDescriptor;
bglDescriptor.numBindings = 0;
bglDescriptor.bindings = nullptr;
nxtBindGroupLayoutBuilder apiBglBuilder = api.GetNewBindGroupLayoutBuilder();
EXPECT_CALL(api, DeviceCreateBindGroupLayoutBuilder(apiDevice))
.WillOnce(Return(apiBglBuilder));
nxtBindGroupLayout bgl = nxtDeviceCreateBindGroupLayout(device, &bglDescriptor);
nxtBindGroupLayout apiBgl = api.GetNewBindGroupLayout();
EXPECT_CALL(api, BindGroupLayoutBuilderGetResult(apiBglBuilder))
.WillOnce(Return(apiBgl));
EXPECT_CALL(api, DeviceCreateBindGroupLayout(apiDevice, _)).WillOnce(Return(apiBgl));
nxtPipelineLayoutDescriptor descriptor;
descriptor.nextInChain = nullptr;
@@ -436,6 +435,42 @@ TEST_F(WireTests, StructureOfObjectArrayArgument) {
FlushClient();
}
// Test that the wire is able to send structures that contain objects
TEST_F(WireTests, StructureOfStructureArrayArgument) {
static constexpr int NUM_BINDINGS = 3;
nxtBindGroupBinding bindings[NUM_BINDINGS]{
{0, NXT_SHADER_STAGE_BIT_VERTEX, NXT_BINDING_TYPE_SAMPLER},
{1, NXT_SHADER_STAGE_BIT_VERTEX, NXT_BINDING_TYPE_SAMPLED_TEXTURE},
{2,
static_cast<nxtShaderStageBit>(NXT_SHADER_STAGE_BIT_VERTEX |
NXT_SHADER_STAGE_BIT_FRAGMENT),
NXT_BINDING_TYPE_UNIFORM_BUFFER},
};
nxtBindGroupLayoutDescriptor bglDescriptor;
bglDescriptor.numBindings = NUM_BINDINGS;
bglDescriptor.bindings = bindings;
nxtDeviceCreateBindGroupLayout(device, &bglDescriptor);
nxtBindGroupLayout apiBgl = api.GetNewBindGroupLayout();
EXPECT_CALL(
api,
DeviceCreateBindGroupLayout(
apiDevice, MatchesLambda([bindings](const nxtBindGroupLayoutDescriptor* desc) -> bool {
for (int i = 0; i < NUM_BINDINGS; ++i) {
const auto& a = desc->bindings[i];
const auto& b = bindings[i];
if (a.binding != b.binding || a.visibility != b.visibility ||
a.type != b.type) {
return false;
}
}
return desc->nextInChain == nullptr && desc->numBindings == 3;
})))
.WillOnce(Return(apiBgl));
FlushClient();
}
// Test that the server doesn't forward calls to error objects or with error objects
// Also test that when GetResult is called on an error builder, the error callback is fired
TEST_F(WireTests, CallsSkippedAfterBuilderError) {

28
src/tests/unittests/validation/BindGroupValidationTests.cpp
View File

@@ -13,21 +13,23 @@
// limitations under the License.
#include "tests/unittests/validation/ValidationTest.h"
#include "utils/NXTHelpers.h"
class BindGroupValidationTest : public ValidationTest {
};
TEST_F(BindGroupValidationTest, BufferViewOffset) {
auto layout = device.CreateBindGroupLayoutBuilder()
.SetBindingsType(nxt::ShaderStageBit::Vertex, nxt::BindingType::UniformBuffer, 0, 1)
.GetResult();
auto layout = utils::MakeBindGroupLayout(
device, {
{0, nxt::ShaderStageBit::Vertex, nxt::BindingType::UniformBuffer},
});
auto buffer = device.CreateBufferBuilder()
.SetAllowedUsage(nxt::BufferUsageBit::Uniform)
.SetInitialUsage(nxt::BufferUsageBit::Uniform)
.SetSize(512)
.GetResult();
// Check that offset 0 is valid
{
auto bufferView = buffer.CreateBufferViewBuilder()
@@ -103,3 +105,21 @@ TEST_F(BindGroupValidationTest, BufferViewOffset) {
.GetResult();
}
}
// This test verifies that the BindGroupLayout cache is successfully caching/deduplicating objects.
//
// NOTE: This test only works currently because unittests are run without the wire - so the returned
// BindGroupLayout pointers are actually visibly equivalent. With the wire, this would not be true.
TEST_F(BindGroupValidationTest, BindGroupLayoutCache) {
auto layout1 = utils::MakeBindGroupLayout(
device, {
{0, nxt::ShaderStageBit::Vertex, nxt::BindingType::UniformBuffer},
});
auto layout2 = utils::MakeBindGroupLayout(
device, {
{0, nxt::ShaderStageBit::Vertex, nxt::BindingType::UniformBuffer},
});
// Caching should cause these to be the same.
ASSERT_EQ(layout1.Get(), layout2.Get());
}