// Copyright 2019 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/DawnTest.h" | |
#include "utils/ComboRenderPipelineDescriptor.h" | |
#include "utils/DawnHelpers.h" | |
class NonzeroTextureCreationTests : public DawnTest { | |
protected: | |
void SetUp() override { | |
DawnTest::SetUp(); | |
} | |
constexpr static uint32_t kSize = 128; | |
}; | |
// Test that texture clears to 1's because toggle is enabled. | |
TEST_P(NonzeroTextureCreationTests, TextureCreationClearsOneBits) { | |
dawn::TextureDescriptor descriptor; | |
descriptor.dimension = dawn::TextureDimension::e2D; | |
descriptor.size.width = kSize; | |
descriptor.size.height = kSize; | |
descriptor.size.depth = 1; | |
descriptor.arrayLayerCount = 1; | |
descriptor.sampleCount = 1; | |
descriptor.format = dawn::TextureFormat::R8G8B8A8Unorm; | |
descriptor.mipLevelCount = 1; | |
descriptor.usage = dawn::TextureUsageBit::OutputAttachment | dawn::TextureUsageBit::TransferSrc; | |
dawn::Texture texture = device.CreateTexture(&descriptor); | |
RGBA8 filledWithOnes(255, 255, 255, 255); | |
EXPECT_PIXEL_RGBA8_EQ(filledWithOnes, texture, 0, 0); | |
} | |
// Test that non-zero mip level clears to 1's because toggle is enabled. | |
TEST_P(NonzeroTextureCreationTests, MipMapClears) { | |
constexpr uint32_t mipLevels = 4; | |
dawn::TextureDescriptor descriptor; | |
descriptor.dimension = dawn::TextureDimension::e2D; | |
descriptor.size.width = kSize; | |
descriptor.size.height = kSize; | |
descriptor.size.depth = 1; | |
descriptor.arrayLayerCount = 1; | |
descriptor.sampleCount = 1; | |
descriptor.format = dawn::TextureFormat::R8G8B8A8Unorm; | |
descriptor.mipLevelCount = mipLevels; | |
descriptor.usage = dawn::TextureUsageBit::OutputAttachment | dawn::TextureUsageBit::TransferSrc; | |
dawn::Texture texture = device.CreateTexture(&descriptor); | |
std::vector<RGBA8> expected; | |
RGBA8 filledWithOnes(255, 255, 255, 255); | |
for (uint32_t i = 0; i < kSize * kSize; ++i) { | |
expected.push_back(filledWithOnes); | |
} | |
uint32_t mipSize = kSize >> 2; | |
EXPECT_TEXTURE_RGBA8_EQ(expected.data(), texture, 0, 0, mipSize, mipSize, 2, 0); | |
} | |
// Test that non-zero array layers clears to 1's because toggle is enabled. | |
TEST_P(NonzeroTextureCreationTests, ArrayLayerClears) { | |
constexpr uint32_t arrayLayers = 4; | |
dawn::TextureDescriptor descriptor; | |
descriptor.dimension = dawn::TextureDimension::e2D; | |
descriptor.size.width = kSize; | |
descriptor.size.height = kSize; | |
descriptor.size.depth = 1; | |
descriptor.arrayLayerCount = arrayLayers; | |
descriptor.sampleCount = 1; | |
descriptor.format = dawn::TextureFormat::R8G8B8A8Unorm; | |
descriptor.mipLevelCount = 1; | |
descriptor.usage = dawn::TextureUsageBit::OutputAttachment | dawn::TextureUsageBit::TransferSrc; | |
dawn::Texture texture = device.CreateTexture(&descriptor); | |
std::vector<RGBA8> expected; | |
RGBA8 filledWithOnes(255, 255, 255, 255); | |
for (uint32_t i = 0; i < kSize * kSize; ++i) { | |
expected.push_back(filledWithOnes); | |
} | |
EXPECT_TEXTURE_RGBA8_EQ(expected.data(), texture, 0, 0, kSize, kSize, 0, 2); | |
} | |
DAWN_INSTANTIATE_TEST(NonzeroTextureCreationTests, | |
ForceWorkarounds(D3D12Backend, | |
{"nonzero_clear_resources_on_creation_for_testing"}, | |
{"lazy_clear_resource_on_first_use"}), | |
ForceWorkarounds(OpenGLBackend, | |
{"nonzero_clear_resources_on_creation_for_testing"}, | |
{"lazy_clear_resource_on_first_use"}), | |
ForceWorkarounds(VulkanBackend, | |
{"nonzero_clear_resources_on_creation_for_testing"}, | |
{"lazy_clear_resource_on_first_use"})); |