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dawn-cmake/src/tests/unittests/validation/TextureViewValidationTests.cpp
Austin Eng 0e6f443359 Remove dawn_native::DeviceDescriptor typedef 
Bug: dawn:160, dawn:689
Change-Id: I9ec5f2056ac70c4150e6555291045690ee295403
Reviewed-on: https://dawn-review.googlesource.com/c/dawn/+/70582
Reviewed-by: Corentin Wallez <cwallez@chromium.org>
Commit-Queue: Austin Eng <enga@chromium.org>
2021-12-14 22:35:35 +00:00

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// Copyright 2018 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"
namespace {
class TextureViewValidationTest : public ValidationTest {};
constexpr uint32_t kWidth = 32u;
constexpr uint32_t kHeight = 32u;
constexpr uint32_t kDepth = 6u;
constexpr uint32_t kDefaultMipLevels = 6u;
constexpr wgpu::TextureFormat kDefaultTextureFormat = wgpu::TextureFormat::RGBA8Unorm;
wgpu::Texture Create2DArrayTexture(wgpu::Device& device,
uint32_t arrayLayerCount,
uint32_t width = kWidth,
uint32_t height = kHeight,
uint32_t mipLevelCount = kDefaultMipLevels,
uint32_t sampleCount = 1) {
wgpu::TextureDescriptor descriptor;
descriptor.dimension = wgpu::TextureDimension::e2D;
descriptor.size.width = width;
descriptor.size.height = height;
descriptor.size.depthOrArrayLayers = arrayLayerCount;
descriptor.sampleCount = sampleCount;
descriptor.format = kDefaultTextureFormat;
descriptor.mipLevelCount = mipLevelCount;
descriptor.usage = wgpu::TextureUsage::TextureBinding;
return device.CreateTexture(&descriptor);
}
wgpu::Texture Create3DTexture(wgpu::Device& device) {
wgpu::TextureDescriptor descriptor;
descriptor.dimension = wgpu::TextureDimension::e3D;
descriptor.size = {kWidth, kHeight, kDepth};
descriptor.sampleCount = 1;
descriptor.format = kDefaultTextureFormat;
descriptor.mipLevelCount = kDefaultMipLevels;
descriptor.usage = wgpu::TextureUsage::TextureBinding;
return device.CreateTexture(&descriptor);
}
wgpu::Texture CreateDepthStencilTexture(wgpu::Device& device, wgpu::TextureFormat format) {
wgpu::TextureDescriptor descriptor = {};
descriptor.size = {kWidth, kHeight, kDepth};
descriptor.usage =
wgpu::TextureUsage::TextureBinding | wgpu::TextureUsage::RenderAttachment;
descriptor.mipLevelCount = kDefaultMipLevels;
descriptor.format = format;
return device.CreateTexture(&descriptor);
}
wgpu::TextureViewDescriptor CreateDefaultViewDescriptor(wgpu::TextureViewDimension dimension) {
wgpu::TextureViewDescriptor descriptor;
descriptor.format = kDefaultTextureFormat;
descriptor.dimension = dimension;
descriptor.baseMipLevel = 0;
descriptor.mipLevelCount = kDefaultMipLevels;
descriptor.baseArrayLayer = 0;
descriptor.arrayLayerCount = 1;
return descriptor;
}
// Test creating texture view on a 2D non-array texture
TEST_F(TextureViewValidationTest, CreateTextureViewOnTexture2D) {
wgpu::Texture texture = Create2DArrayTexture(device, 1);
wgpu::TextureViewDescriptor base2DTextureViewDescriptor =
CreateDefaultViewDescriptor(wgpu::TextureViewDimension::e2D);
// It is an error to create a view with zero 'arrayLayerCount'.
{
wgpu::TextureViewDescriptor descriptor = base2DTextureViewDescriptor;
descriptor.arrayLayerCount = 0;
ASSERT_DEVICE_ERROR(texture.CreateView(&descriptor));
}
// It is an error to create a view with zero 'mipLevelCount'.
{
wgpu::TextureViewDescriptor descriptor = base2DTextureViewDescriptor;
descriptor.mipLevelCount = 0;
ASSERT_DEVICE_ERROR(texture.CreateView(&descriptor));
}
// It is OK to create a 2D texture view on a 2D texture.
{
wgpu::TextureViewDescriptor descriptor = base2DTextureViewDescriptor;
descriptor.arrayLayerCount = 1;
texture.CreateView(&descriptor);
}
// It is an error to view a layer past the end of the texture.
{
wgpu::TextureViewDescriptor descriptor = base2DTextureViewDescriptor;
descriptor.arrayLayerCount = 2;
ASSERT_DEVICE_ERROR(texture.CreateView(&descriptor));
}
// It is OK to create a 1-layer 2D array texture view on a 2D texture.
{
wgpu::TextureViewDescriptor descriptor = base2DTextureViewDescriptor;
descriptor.dimension = wgpu::TextureViewDimension::e2DArray;
descriptor.arrayLayerCount = 1;
texture.CreateView(&descriptor);
}
// It is an error to create a 3D texture view on a 2D texture.
{
wgpu::TextureViewDescriptor descriptor = base2DTextureViewDescriptor;
descriptor.dimension = wgpu::TextureViewDimension::e3D;
descriptor.arrayLayerCount = 1;
ASSERT_DEVICE_ERROR(texture.CreateView(&descriptor));
}
// baseMipLevel == k && mipLevelCount == WGPU_MIP_LEVEL_COUNT_UNDEFINED means to use levels
// k..end.
{
wgpu::TextureViewDescriptor descriptor = base2DTextureViewDescriptor;
descriptor.mipLevelCount = WGPU_MIP_LEVEL_COUNT_UNDEFINED;
descriptor.baseMipLevel = 0;
texture.CreateView(&descriptor);
descriptor.baseMipLevel = 1;
texture.CreateView(&descriptor);
descriptor.baseMipLevel = kDefaultMipLevels - 1;
texture.CreateView(&descriptor);
descriptor.baseMipLevel = kDefaultMipLevels;
ASSERT_DEVICE_ERROR(texture.CreateView(&descriptor));
}
// It is an error to make the mip level out of range.
{
wgpu::TextureViewDescriptor descriptor = base2DTextureViewDescriptor;
descriptor.baseMipLevel = 0;
descriptor.mipLevelCount = kDefaultMipLevels + 1;
ASSERT_DEVICE_ERROR(texture.CreateView(&descriptor));
descriptor.baseMipLevel = 1;
descriptor.mipLevelCount = kDefaultMipLevels;
ASSERT_DEVICE_ERROR(texture.CreateView(&descriptor));
descriptor.baseMipLevel = kDefaultMipLevels - 1;
descriptor.mipLevelCount = 2;
ASSERT_DEVICE_ERROR(texture.CreateView(&descriptor));
descriptor.baseMipLevel = kDefaultMipLevels;
descriptor.mipLevelCount = 1;
ASSERT_DEVICE_ERROR(texture.CreateView(&descriptor));
}
}
// Test creating texture view on a 2D array texture
TEST_F(TextureViewValidationTest, CreateTextureViewOnTexture2DArray) {
constexpr uint32_t kDefaultArrayLayers = 6;
wgpu::Texture texture = Create2DArrayTexture(device, kDefaultArrayLayers);
wgpu::TextureViewDescriptor base2DArrayTextureViewDescriptor =
CreateDefaultViewDescriptor(wgpu::TextureViewDimension::e2DArray);
// It is an error to create a view with zero 'arrayLayerCount'.
{
wgpu::TextureViewDescriptor descriptor = base2DArrayTextureViewDescriptor;
descriptor.dimension = wgpu::TextureViewDimension::e2D;
descriptor.arrayLayerCount = 0;
ASSERT_DEVICE_ERROR(texture.CreateView(&descriptor));
}
// It is an error to create a view with zero 'mipLevelCount'.
{
wgpu::TextureViewDescriptor descriptor = base2DArrayTextureViewDescriptor;
descriptor.dimension = wgpu::TextureViewDimension::e2D;
descriptor.mipLevelCount = 0;
ASSERT_DEVICE_ERROR(texture.CreateView(&descriptor));
}
// It is OK to create a 2D texture view on a 2D array texture.
{
wgpu::TextureViewDescriptor descriptor = base2DArrayTextureViewDescriptor;
descriptor.dimension = wgpu::TextureViewDimension::e2D;
descriptor.arrayLayerCount = 1;
texture.CreateView(&descriptor);
}
// It is OK to create a 2D array texture view on a 2D array texture.
{
wgpu::TextureViewDescriptor descriptor = base2DArrayTextureViewDescriptor;
descriptor.arrayLayerCount = kDefaultArrayLayers;
texture.CreateView(&descriptor);
}
// It is an error to create a 3D texture view on a 2D array texture.
{
wgpu::TextureViewDescriptor descriptor = base2DArrayTextureViewDescriptor;
descriptor.dimension = wgpu::TextureViewDimension::e3D;
descriptor.arrayLayerCount = 1;
ASSERT_DEVICE_ERROR(texture.CreateView(&descriptor));
}
// baseArrayLayer == k && arrayLayerCount == wgpu::kArrayLayerCountUndefined means to use
// layers k..end.
{
wgpu::TextureViewDescriptor descriptor = base2DArrayTextureViewDescriptor;
descriptor.arrayLayerCount = wgpu::kArrayLayerCountUndefined;
descriptor.baseArrayLayer = 0;
texture.CreateView(&descriptor);
descriptor.baseArrayLayer = 1;
texture.CreateView(&descriptor);
descriptor.baseArrayLayer = kDefaultArrayLayers - 1;
texture.CreateView(&descriptor);
descriptor.baseArrayLayer = kDefaultArrayLayers;
ASSERT_DEVICE_ERROR(texture.CreateView(&descriptor));
}
// It is an error for the array layer range of the view to exceed that of the texture.
{
wgpu::TextureViewDescriptor descriptor = base2DArrayTextureViewDescriptor;
descriptor.baseArrayLayer = 0;
descriptor.arrayLayerCount = kDefaultArrayLayers + 1;
ASSERT_DEVICE_ERROR(texture.CreateView(&descriptor));
descriptor.baseArrayLayer = 1;
descriptor.arrayLayerCount = kDefaultArrayLayers;
ASSERT_DEVICE_ERROR(texture.CreateView(&descriptor));
descriptor.baseArrayLayer = kDefaultArrayLayers - 1;
descriptor.arrayLayerCount = 2;
ASSERT_DEVICE_ERROR(texture.CreateView(&descriptor));
descriptor.baseArrayLayer = kDefaultArrayLayers;
descriptor.arrayLayerCount = 1;
ASSERT_DEVICE_ERROR(texture.CreateView(&descriptor));
}
}
// Test creating texture view on a 3D texture
TEST_F(TextureViewValidationTest, CreateTextureViewOnTexture3D) {
wgpu::Texture texture = Create3DTexture(device);
wgpu::TextureViewDescriptor base3DTextureViewDescriptor =
CreateDefaultViewDescriptor(wgpu::TextureViewDimension::e3D);
// It is an error to create a view with zero 'arrayLayerCount'.
{
wgpu::TextureViewDescriptor descriptor = base3DTextureViewDescriptor;
descriptor.arrayLayerCount = 0;
ASSERT_DEVICE_ERROR(texture.CreateView(&descriptor));
}
// It is an error to create a view with zero 'mipLevelCount'.
{
wgpu::TextureViewDescriptor descriptor = base3DTextureViewDescriptor;
descriptor.mipLevelCount = 0;
ASSERT_DEVICE_ERROR(texture.CreateView(&descriptor));
}
// It is OK to create a 3D texture view on a 3D texture.
{
wgpu::TextureViewDescriptor descriptor = base3DTextureViewDescriptor;
texture.CreateView(&descriptor);
}
// It is an error to create a 2D/2DArray/Cube/CubeArray texture view on a 3D texture.
{
wgpu::TextureViewDimension invalidDimensions[] = {
wgpu::TextureViewDimension::e2D,
wgpu::TextureViewDimension::e2DArray,
wgpu::TextureViewDimension::Cube,
wgpu::TextureViewDimension::CubeArray,
};
for (wgpu::TextureViewDimension dimension : invalidDimensions) {
wgpu::TextureViewDescriptor descriptor = base3DTextureViewDescriptor;
descriptor.dimension = dimension;
if (dimension == wgpu::TextureViewDimension::Cube ||
dimension == wgpu::TextureViewDimension::CubeArray) {
descriptor.arrayLayerCount = 6;
}
ASSERT_DEVICE_ERROR(texture.CreateView(&descriptor));
}
}
// baseMipLevel == k && mipLevelCount == WGPU_MIP_LEVEL_COUNT_UNDEFINED means to use levels
// k..end.
{
wgpu::TextureViewDescriptor descriptor = base3DTextureViewDescriptor;
descriptor.mipLevelCount = WGPU_MIP_LEVEL_COUNT_UNDEFINED;
descriptor.baseMipLevel = 0;
texture.CreateView(&descriptor);
descriptor.baseMipLevel = 1;
texture.CreateView(&descriptor);
descriptor.baseMipLevel = kDefaultMipLevels - 1;
texture.CreateView(&descriptor);
descriptor.baseMipLevel = kDefaultMipLevels;
ASSERT_DEVICE_ERROR(texture.CreateView(&descriptor));
}
// It is an error to make the mip level out of range.
{
wgpu::TextureViewDescriptor descriptor = base3DTextureViewDescriptor;
descriptor.baseMipLevel = 0;
descriptor.mipLevelCount = kDefaultMipLevels + 1;
ASSERT_DEVICE_ERROR(texture.CreateView(&descriptor));
descriptor.baseMipLevel = 1;
descriptor.mipLevelCount = kDefaultMipLevels;
ASSERT_DEVICE_ERROR(texture.CreateView(&descriptor));
descriptor.baseMipLevel = kDefaultMipLevels - 1;
descriptor.mipLevelCount = 2;
ASSERT_DEVICE_ERROR(texture.CreateView(&descriptor));
descriptor.baseMipLevel = kDefaultMipLevels;
descriptor.mipLevelCount = 1;
ASSERT_DEVICE_ERROR(texture.CreateView(&descriptor));
}
// baseArrayLayer == k && arrayLayerCount == wgpu::kArrayLayerCountUndefined means to use
// layers k..end. But baseArrayLayer must be 0, and arrayLayerCount must be 1 at most for 3D
// texture view.
{
wgpu::TextureViewDescriptor descriptor = base3DTextureViewDescriptor;
descriptor.arrayLayerCount = wgpu::kArrayLayerCountUndefined;
descriptor.baseArrayLayer = 0;
texture.CreateView(&descriptor);
descriptor.baseArrayLayer = 1;
ASSERT_DEVICE_ERROR(texture.CreateView(&descriptor));
descriptor.baseArrayLayer = 0;
descriptor.arrayLayerCount = 1;
texture.CreateView(&descriptor);
descriptor.arrayLayerCount = 2;
ASSERT_DEVICE_ERROR(texture.CreateView(&descriptor));
descriptor.arrayLayerCount = kDepth;
ASSERT_DEVICE_ERROR(texture.CreateView(&descriptor));
}
}
// Using the "none" ("default") values validates the same as explicitly
// specifying the values they're supposed to default to.
// Variant for a 2D texture with more than 1 array layer.
TEST_F(TextureViewValidationTest, TextureViewDescriptorDefaults2DArray) {
constexpr uint32_t kDefaultArrayLayers = 8;
wgpu::Texture texture = Create2DArrayTexture(device, kDefaultArrayLayers);
{ texture.CreateView(); }
{
wgpu::TextureViewDescriptor descriptor;
descriptor.format = wgpu::TextureFormat::Undefined;
texture.CreateView(&descriptor);
descriptor.format = wgpu::TextureFormat::RGBA8Unorm;
texture.CreateView(&descriptor);
descriptor.format = wgpu::TextureFormat::R8Unorm;
ASSERT_DEVICE_ERROR(texture.CreateView(&descriptor));
}
{
wgpu::TextureViewDescriptor descriptor;
descriptor.dimension = wgpu::TextureViewDimension::Undefined;
texture.CreateView(&descriptor);
descriptor.dimension = wgpu::TextureViewDimension::e2DArray;
texture.CreateView(&descriptor);
// Setting view dimension to 2D, its arrayLayer will default to 1. And view creation
// will success.
descriptor.dimension = wgpu::TextureViewDimension::e2D;
texture.CreateView(&descriptor);
// Setting view dimension to Cube, its arrayLayer will default to 6.
descriptor.dimension = wgpu::TextureViewDimension::Cube;
texture.CreateView(&descriptor);
descriptor.baseArrayLayer = 2;
texture.CreateView(&descriptor);
descriptor.baseArrayLayer = 3;
ASSERT_DEVICE_ERROR(texture.CreateView(&descriptor));
// Setting view dimension to CubeArray, its arrayLayer will default to
// size.depthOrArrayLayers (kDefaultArrayLayers) - baseArrayLayer.
descriptor.dimension = wgpu::TextureViewDimension::CubeArray;
descriptor.baseArrayLayer = 0;
ASSERT_DEVICE_ERROR(texture.CreateView(&descriptor));
descriptor.baseArrayLayer = 2;
texture.CreateView(&descriptor);
descriptor.baseArrayLayer = 3;
ASSERT_DEVICE_ERROR(texture.CreateView(&descriptor));
}
{
wgpu::TextureViewDescriptor descriptor;
// Setting array layers to non-0 means the dimensionality will
// default to 2D so by itself it causes an error.
descriptor.arrayLayerCount = kDefaultArrayLayers;
ASSERT_DEVICE_ERROR(texture.CreateView(&descriptor));
descriptor.dimension = wgpu::TextureViewDimension::e2DArray;
texture.CreateView(&descriptor);
descriptor.mipLevelCount = kDefaultMipLevels;
texture.CreateView(&descriptor);
}
}
// Using the "none" ("default") values validates the same as explicitly
// specifying the values they're supposed to default to.
// Variant for a 2D texture with only 1 array layer.
TEST_F(TextureViewValidationTest, TextureViewDescriptorDefaults2DNonArray) {
constexpr uint32_t kDefaultArrayLayers = 1;
wgpu::Texture texture = Create2DArrayTexture(device, kDefaultArrayLayers);
{ texture.CreateView(); }
{
wgpu::TextureViewDescriptor descriptor;
descriptor.format = wgpu::TextureFormat::Undefined;
texture.CreateView(&descriptor);
descriptor.format = wgpu::TextureFormat::RGBA8Unorm;
texture.CreateView(&descriptor);
descriptor.format = wgpu::TextureFormat::R8Unorm;
ASSERT_DEVICE_ERROR(texture.CreateView(&descriptor));
}
{
wgpu::TextureViewDescriptor descriptor;
descriptor.dimension = wgpu::TextureViewDimension::Undefined;
texture.CreateView(&descriptor);
descriptor.dimension = wgpu::TextureViewDimension::e2D;
texture.CreateView(&descriptor);
descriptor.dimension = wgpu::TextureViewDimension::e2DArray;
texture.CreateView(&descriptor);
}
{
wgpu::TextureViewDescriptor descriptor;
descriptor.arrayLayerCount = wgpu::kArrayLayerCountUndefined;
texture.CreateView(&descriptor);
descriptor.arrayLayerCount = 1;
texture.CreateView(&descriptor);
descriptor.arrayLayerCount = 2;
ASSERT_DEVICE_ERROR(texture.CreateView(&descriptor));
}
{
wgpu::TextureViewDescriptor descriptor;
descriptor.mipLevelCount = kDefaultMipLevels;
texture.CreateView(&descriptor);
descriptor.arrayLayerCount = kDefaultArrayLayers;
texture.CreateView(&descriptor);
}
}
// Using the "none" ("default") values validates the same as explicitly
// specifying the values they're supposed to default to.
// Variant for a 3D texture.
TEST_F(TextureViewValidationTest, TextureViewDescriptorDefaults3D) {
wgpu::Texture texture = Create3DTexture(device);
{ texture.CreateView(); }
{
wgpu::TextureViewDescriptor descriptor;
descriptor.format = wgpu::TextureFormat::Undefined;
texture.CreateView(&descriptor);
descriptor.format = wgpu::TextureFormat::RGBA8Unorm;
texture.CreateView(&descriptor);
descriptor.format = wgpu::TextureFormat::R8Unorm;
ASSERT_DEVICE_ERROR(texture.CreateView(&descriptor));
}
{
wgpu::TextureViewDescriptor descriptor;
descriptor.dimension = wgpu::TextureViewDimension::Undefined;
texture.CreateView(&descriptor);
descriptor.dimension = wgpu::TextureViewDimension::e3D;
texture.CreateView(&descriptor);
descriptor.dimension = wgpu::TextureViewDimension::e2DArray;
ASSERT_DEVICE_ERROR(texture.CreateView(&descriptor));
descriptor.dimension = wgpu::TextureViewDimension::e2D;
ASSERT_DEVICE_ERROR(texture.CreateView(&descriptor));
}
{
wgpu::TextureViewDescriptor descriptor;
descriptor.arrayLayerCount = wgpu::kArrayLayerCountUndefined;
texture.CreateView(&descriptor);
descriptor.arrayLayerCount = 1;
texture.CreateView(&descriptor);
descriptor.arrayLayerCount = 2;
ASSERT_DEVICE_ERROR(texture.CreateView(&descriptor));
}
{
wgpu::TextureViewDescriptor descriptor;
descriptor.mipLevelCount = kDefaultMipLevels;
texture.CreateView(&descriptor);
descriptor.arrayLayerCount = kDepth;
ASSERT_DEVICE_ERROR(texture.CreateView(&descriptor));
}
}
// Test creating cube map texture view
TEST_F(TextureViewValidationTest, CreateCubeMapTextureView) {
constexpr uint32_t kDefaultArrayLayers = 16;
wgpu::Texture texture = Create2DArrayTexture(device, kDefaultArrayLayers);
wgpu::TextureViewDescriptor base2DArrayTextureViewDescriptor =
CreateDefaultViewDescriptor(wgpu::TextureViewDimension::e2DArray);
// It is an error to create a view with zero 'arrayLayerCount'.
{
wgpu::TextureViewDescriptor descriptor = base2DArrayTextureViewDescriptor;
descriptor.dimension = wgpu::TextureViewDimension::Cube;
descriptor.arrayLayerCount = 0;
ASSERT_DEVICE_ERROR(texture.CreateView(&descriptor));
}
// It is an error to create a view with zero 'mipLevelCount'.
{
wgpu::TextureViewDescriptor descriptor = base2DArrayTextureViewDescriptor;
descriptor.dimension = wgpu::TextureViewDimension::Cube;
descriptor.mipLevelCount = 0;
ASSERT_DEVICE_ERROR(texture.CreateView(&descriptor));
}
// It is OK to create a cube map texture view with arrayLayerCount == 6.
{
wgpu::TextureViewDescriptor descriptor = base2DArrayTextureViewDescriptor;
descriptor.dimension = wgpu::TextureViewDimension::Cube;
descriptor.arrayLayerCount = 6;
texture.CreateView(&descriptor);
}
// It is an error to create a cube map texture view with arrayLayerCount != 6.
{
wgpu::TextureViewDescriptor descriptor = base2DArrayTextureViewDescriptor;
descriptor.dimension = wgpu::TextureViewDimension::Cube;
descriptor.arrayLayerCount = 3;
ASSERT_DEVICE_ERROR(texture.CreateView(&descriptor));
}
// It is OK to create a cube map array texture view with arrayLayerCount % 6 == 0.
{
wgpu::TextureViewDescriptor descriptor = base2DArrayTextureViewDescriptor;
descriptor.dimension = wgpu::TextureViewDimension::CubeArray;
descriptor.arrayLayerCount = 12;
texture.CreateView(&descriptor);
}
// It is an error to create a cube map array texture view with arrayLayerCount % 6 != 0.
{
wgpu::TextureViewDescriptor descriptor = base2DArrayTextureViewDescriptor;
descriptor.dimension = wgpu::TextureViewDimension::CubeArray;
descriptor.arrayLayerCount = 11;
ASSERT_DEVICE_ERROR(texture.CreateView(&descriptor));
}
// It is an error to create a cube map texture view with width != height.
{
wgpu::Texture nonSquareTexture = Create2DArrayTexture(device, 18, 32, 16, 5);
wgpu::TextureViewDescriptor descriptor = base2DArrayTextureViewDescriptor;
descriptor.dimension = wgpu::TextureViewDimension::Cube;
descriptor.arrayLayerCount = 6;
ASSERT_DEVICE_ERROR(nonSquareTexture.CreateView(&descriptor));
}
// It is an error to create a cube map array texture view with width != height.
{
wgpu::Texture nonSquareTexture = Create2DArrayTexture(device, 18, 32, 16, 5);
wgpu::TextureViewDescriptor descriptor = base2DArrayTextureViewDescriptor;
descriptor.dimension = wgpu::TextureViewDimension::CubeArray;
descriptor.arrayLayerCount = 12;
ASSERT_DEVICE_ERROR(nonSquareTexture.CreateView(&descriptor));
}
}
// Test the format compatibility rules when creating a texture view.
// TODO(jiawei.shao@intel.com): add more tests when the rules are fully implemented.
TEST_F(TextureViewValidationTest, TextureViewFormatCompatibility) {
wgpu::Texture texture = Create2DArrayTexture(device, 1);
wgpu::TextureViewDescriptor base2DTextureViewDescriptor =
CreateDefaultViewDescriptor(wgpu::TextureViewDimension::e2D);
// It is an error to create a texture view in depth-stencil format on a RGBA texture.
{
wgpu::TextureViewDescriptor descriptor = base2DTextureViewDescriptor;
descriptor.format = wgpu::TextureFormat::Depth24PlusStencil8;
ASSERT_DEVICE_ERROR(texture.CreateView(&descriptor));
}
}
// Test that it's valid to create a texture view from a destroyed texture
TEST_F(TextureViewValidationTest, DestroyCreateTextureView) {
wgpu::Texture texture = Create2DArrayTexture(device, 1);
wgpu::TextureViewDescriptor descriptor =
CreateDefaultViewDescriptor(wgpu::TextureViewDimension::e2D);
texture.Destroy();
texture.CreateView(&descriptor);
}
// Test that the selected TextureAspects must exist in the texture format
TEST_F(TextureViewValidationTest, AspectMustExist) {
wgpu::TextureDescriptor descriptor = {};
descriptor.size = {1, 1, 1};
descriptor.usage =
wgpu::TextureUsage::TextureBinding | wgpu::TextureUsage::RenderAttachment;
// Can select: All and DepthOnly from Depth32Float, but not StencilOnly
{
descriptor.format = wgpu::TextureFormat::Depth32Float;
wgpu::Texture texture = device.CreateTexture(&descriptor);
wgpu::TextureViewDescriptor viewDescriptor = {};
viewDescriptor.aspect = wgpu::TextureAspect::All;
texture.CreateView(&viewDescriptor);
viewDescriptor.aspect = wgpu::TextureAspect::DepthOnly;
texture.CreateView(&viewDescriptor);
viewDescriptor.aspect = wgpu::TextureAspect::StencilOnly;
ASSERT_DEVICE_ERROR(texture.CreateView(&viewDescriptor));
}
// Can select: All, DepthOnly, and StencilOnly from Depth24PlusStencil8
{
descriptor.format = wgpu::TextureFormat::Depth24PlusStencil8;
wgpu::Texture texture = device.CreateTexture(&descriptor);
wgpu::TextureViewDescriptor viewDescriptor = {};
viewDescriptor.aspect = wgpu::TextureAspect::All;
texture.CreateView(&viewDescriptor);
viewDescriptor.aspect = wgpu::TextureAspect::DepthOnly;
texture.CreateView(&viewDescriptor);
viewDescriptor.aspect = wgpu::TextureAspect::StencilOnly;
texture.CreateView(&viewDescriptor);
}
// Can select: All from RGBA8Unorm
{
descriptor.format = wgpu::TextureFormat::RGBA8Unorm;
wgpu::Texture texture = device.CreateTexture(&descriptor);
wgpu::TextureViewDescriptor viewDescriptor = {};
viewDescriptor.aspect = wgpu::TextureAspect::All;
texture.CreateView(&viewDescriptor);
viewDescriptor.aspect = wgpu::TextureAspect::DepthOnly;
ASSERT_DEVICE_ERROR(texture.CreateView(&viewDescriptor));
viewDescriptor.aspect = wgpu::TextureAspect::StencilOnly;
ASSERT_DEVICE_ERROR(texture.CreateView(&viewDescriptor));
}
}
class D24S8TextureViewValidationTests : public ValidationTest {
protected:
WGPUDevice CreateTestDevice() override {
dawn_native::DawnDeviceDescriptor descriptor;
descriptor.requiredFeatures = {"depth24unorm-stencil8"};
return adapter.CreateDevice(&descriptor);
}
};
// Test that the selected TextureAspects must exist in the Depth24UnormStencil8 texture format
TEST_F(D24S8TextureViewValidationTests, AspectMustExist) {
wgpu::Texture texture =
CreateDepthStencilTexture(device, wgpu::TextureFormat::Depth24UnormStencil8);
// Can select: All, DepthOnly, and StencilOnly from Depth24UnormStencil8
{
wgpu::TextureViewDescriptor viewDescriptor = {};
viewDescriptor.aspect = wgpu::TextureAspect::All;
texture.CreateView(&viewDescriptor);
viewDescriptor.aspect = wgpu::TextureAspect::DepthOnly;
texture.CreateView(&viewDescriptor);
viewDescriptor.aspect = wgpu::TextureAspect::StencilOnly;
texture.CreateView(&viewDescriptor);
}
}
// Test the format compatibility rules when creating a texture view.
TEST_F(D24S8TextureViewValidationTests, TextureViewFormatCompatibility) {
wgpu::Texture texture =
CreateDepthStencilTexture(device, wgpu::TextureFormat::Depth24UnormStencil8);
wgpu::TextureViewDescriptor base2DTextureViewDescriptor =
CreateDefaultViewDescriptor(wgpu::TextureViewDimension::e2D);
// It is an error to create a texture view in color format on a depth-stencil texture.
{
wgpu::TextureViewDescriptor descriptor = base2DTextureViewDescriptor;
descriptor.format = wgpu::TextureFormat::RGBA8Unorm;
ASSERT_DEVICE_ERROR(texture.CreateView(&descriptor));
}
}
class D32S8TextureViewValidationTests : public ValidationTest {
protected:
WGPUDevice CreateTestDevice() override {
dawn_native::DawnDeviceDescriptor descriptor;
descriptor.requiredFeatures = {"depth32float-stencil8"};
return adapter.CreateDevice(&descriptor);
}
};
// Test that the selected TextureAspects must exist in the Depth32FloatStencil8 texture format
TEST_F(D32S8TextureViewValidationTests, AspectMustExist) {
wgpu::Texture texture =
CreateDepthStencilTexture(device, wgpu::TextureFormat::Depth32FloatStencil8);
// Can select: All, DepthOnly, and StencilOnly from Depth32FloatStencil8
{
wgpu::TextureViewDescriptor viewDescriptor = {};
viewDescriptor.aspect = wgpu::TextureAspect::All;
texture.CreateView(&viewDescriptor);
viewDescriptor.aspect = wgpu::TextureAspect::DepthOnly;
texture.CreateView(&viewDescriptor);
viewDescriptor.aspect = wgpu::TextureAspect::StencilOnly;
texture.CreateView(&viewDescriptor);
}
}
// Test the format compatibility rules when creating a texture view.
TEST_F(D32S8TextureViewValidationTests, TextureViewFormatCompatibility) {
wgpu::Texture texture =
CreateDepthStencilTexture(device, wgpu::TextureFormat::Depth32FloatStencil8);
wgpu::TextureViewDescriptor base2DTextureViewDescriptor =
CreateDefaultViewDescriptor(wgpu::TextureViewDimension::e2D);
// It is an error to create a texture view in color format on a depth-stencil texture.
{
wgpu::TextureViewDescriptor descriptor = base2DTextureViewDescriptor;
descriptor.format = wgpu::TextureFormat::RGBA8Unorm;
ASSERT_DEVICE_ERROR(texture.CreateView(&descriptor));
}
}
} // anonymous namespace
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