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First batch of GetValues() overrides (#6852)

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* Benchmarks and tests for Image and Constant GetValues

Signed-off-by: Mike Balfour <82224783+mbalfour-amzn@users.noreply.github.com>

* Verify GetValues for Perlin and Random Gradients

Signed-off-by: Mike Balfour <82224783+mbalfour-amzn@users.noreply.github.com>

* Standardized the assert format for GetValues().

Signed-off-by: Mike Balfour <82224783+mbalfour-amzn@users.noreply.github.com>

* More GetValues unit tests and test cleanup

Signed-off-by: Mike Balfour <82224783+mbalfour-amzn@users.noreply.github.com>

* Fixed typos

Signed-off-by: Mike Balfour <82224783+mbalfour-amzn@users.noreply.github.com>

* GetValues() unit tests for surface gradients.

Signed-off-by: Mike Balfour <82224783+mbalfour-amzn@users.noreply.github.com>

* Benchmarks for ShapeAreaFalloff Gradient

Signed-off-by: Mike Balfour <82224783+mbalfour-amzn@users.noreply.github.com>

* Added benchmarks for all remaining gradients and cleaned up the helper methods.

Signed-off-by: Mike Balfour <82224783+mbalfour-amzn@users.noreply.github.com>

* Renamed class for better report formatting.

Signed-off-by: Mike Balfour <82224783+mbalfour-amzn@users.noreply.github.com>

* Added missing Mocks dependencies for the Editor tests.

Signed-off-by: Mike Balfour <82224783+mbalfour-amzn@users.noreply.github.com>

* First batch of specific GetValues() overrides.
Each one is measurably faster than the generic version.  Also, in ShapeAreaFalloffGradient, I optimized and simplified the logic a bit, so GetValue() is marginally faster too.

Signed-off-by: Mike Balfour <82224783+mbalfour-amzn@users.noreply.github.com>
This commit is contained in:
Mike Balfour
2022-01-13 14:50:54 -06:00
committed by GitHub
parent 62e7483b0e
commit 79431f5e5f
10 changed files with 194 additions and 20 deletions
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Gems/GradientSignal/Code/Source/Components/ImageGradientComponent.cpp
+33
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@@ -219,6 +219,39 @@ namespace GradientSignal
return 0.0f;
}
void ImageGradientComponent::GetValues(AZStd::array_view<AZ::Vector3> positions, AZStd::array_view<float> outValues) const
{
if (positions.size() != outValues.size())
{
AZ_Assert(false, "input and output lists are different sizes (%zu vs %zu).", positions.size(), outValues.size());
return;
}
AZ::Vector3 uvw;
bool wasPointRejected = false;
AZStd::shared_lock<decltype(m_imageMutex)> imageLock(m_imageMutex);
for (size_t index = 0; index < positions.size(); index++)
{
// The const_cast is necessary for now since array_view currently only supports const entries.
// If/when array_view is fixed to support non-const, or AZStd::span gets created, the const_cast can get removed.
auto& outValue = const_cast<float&>(outValues[index]);
m_gradientTransform.TransformPositionToUVWNormalized(positions[index], uvw, wasPointRejected);
if (!wasPointRejected)
{
outValue = GetValueFromImageAsset(
m_configuration.m_imageAsset, uvw, m_configuration.m_tilingX, m_configuration.m_tilingY, 0.0f);
}
else
{
outValue = 0.0f;
}
}
}
AZStd::string ImageGradientComponent::GetImageAssetPath() const
{
AZStd::string assetPathString;