chromium/third_party/dawn/src/dawn/tests/end2end/ExternalTextureTests.cpp

// Copyright 2021 The Dawn & Tint Authors
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#include <string>
#include <vector>

#include "dawn/tests/DawnTest.h"
#include "dawn/utils/ComboRenderPipelineDescriptor.h"
#include "dawn/utils/WGPUHelpers.h"

namespace dawn {
namespace {

wgpu::Texture Create2DTexture(wgpu::Device device,
                              uint32_t width,
                              uint32_t height,
                              wgpu::TextureFormat format,
                              wgpu::TextureUsage usage) { … }

struct YUVTestData { … };
static const YUVTestData kBlack = …;
static const YUVTestData kRed = …;
static const YUVTestData kGreen = …;
static const YUVTestData kBlue = …;
static const YUVTestData kColor1 = …;

template <typename Parent>
class ExternalTextureTestsBase : public Parent { … };

class ExternalTextureTests : public ExternalTextureTestsBase<DawnTest> { … };

TEST_P(ExternalTextureTests, CreateExternalTextureSuccess) { … }

TEST_P(ExternalTextureTests, SampleExternalTexture) { … }

// https://crbug.com/1515439
TEST_P(ExternalTextureTests, SampleExternalTextureDifferingGroup) { … }

TEST_P(ExternalTextureTests, SampleMultiplanarExternalTexture) { … }

TEST_P(ExternalTextureTests, SampleMultiplanarExternalTextureNorm16) { … }

// Test draws a green square in the upper left quadrant, a black square in the upper right, a red
// square in the lower left and a blue square in the lower right. The image is then sampled as an
// external texture and rotated 0, 90, 180, and 270 degrees with and without the y-axis flipped.
TEST_P(ExternalTextureTests, RotateAndOrFlipSampleSinglePlane) { … }

// Test for a bug found during review where the visibleSize was not correctly rotated during the
// initialization of the ExternalTexture, which could lead to incorrect textureLoad operations when
// rotating 90 and 270 degrees.
TEST_P(ExternalTextureTests, RotateAndOrFlipTextureLoadSinglePlaneNotSquare) { … }

// Test draws a green square in the upper left quadrant, a black square in the upper right, a red
// square in the lower left and a blue square in the lower right. The image is then sampled as an
// external texture and rotated 0, 90, 180, and 270 degrees with and without the y-axis flipped.
TEST_P(ExternalTextureTests, RotateAndOrFlipSampleMultiplanar) { … }

// This test draws a 2x2 multi-colored square surrounded by a 1px black border. We test the external
// texture crop functionality by cropping to specific ranges inside the texture.
TEST_P(ExternalTextureTests, CropSinglePlane) { … }

// This test draws a 2x2 multi-colored square surrounded by a 1px black border. We test the external
// texture crop functionality by cropping to specific ranges inside the texture.
TEST_P(ExternalTextureTests, CropMultiplanar) { … }

// Test that sampling an external texture with non-one alpha preserves the alpha channel.
TEST_P(ExternalTextureTests, SampleExternalTextureAlpha) { … }

// Test for crbug.com/dawn/2472
TEST_P(ExternalTextureTests, RemappingBugDawn2472) { … }

// Regression test for issue 346174896.
TEST_P(ExternalTextureTests, Regression346174896) { … }

TEST_P(ExternalTextureTests, MultipleBindings) { … }

DAWN_INSTANTIATE_TEST(ExternalTextureTests,
                      D3D11Backend(),
                      D3D12Backend(),
                      D3D12Backend({ … };

enum class AccessMode { … };
enum class OOBAccess { … };
enum class Flip { … };

Rotation;

std::ostream& operator<<(std::ostream& o, Flip flip) { … }

std::ostream& operator<<(std::ostream& o, AccessMode mode) { … }

std::ostream& operator<<(std::ostream& o, OOBAccess rect) { … }

DAWN_TEST_PARAM_STRUCT(OOBTestParams, Rotation, Flip, AccessMode, OOBAccess);

class ExternalTextureOOBTests : public ExternalTextureTestsBase<DawnTestWithParams<OOBTestParams>> { … };

// Test for OOB access
TEST_P(ExternalTextureOOBTests, ExternalTextureOOB) { … }

DAWN_INSTANTIATE_TEST_P(…);

}  // anonymous namespace
}  // namespace dawn