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Merge pull request #5695 from aws-lumberyard-dev/terrain/sphrose/heightfield_debugdraw

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LYN-6430 Add debug draw for heightfields.
This commit is contained in:
sphrose
2021-12-01 16:50:22 +00:00
committed by GitHub
parent c492d644da 9ebb7f5c22
commit e64df3c141
1 changed files with 47 additions and 0 deletions
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Gems/PhysX/Code/Editor/DebugDraw.cpp
+47
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@@ -687,6 +687,53 @@ namespace PhysX
[[maybe_unused]] const AZ::Vector3& colliderScale,
[[maybe_unused]] const bool forceUniformScaling) const
{
const int numColumns = heightfieldShapeConfig.GetNumColumns();
const int numRows = heightfieldShapeConfig.GetNumRows();
const float minXBounds = -(numColumns * heightfieldShapeConfig.GetGridResolution().GetX()) / 2.0f;
const float minYBounds = -(numRows * heightfieldShapeConfig.GetGridResolution().GetY()) / 2.0f;
auto heights = heightfieldShapeConfig.GetSamples();
for (int xIndex = 0; xIndex < numColumns - 1; xIndex++)
{
for (int yIndex = 0; yIndex < numRows - 1; yIndex++)
{
const int index0 = yIndex * numColumns + xIndex;
const int index1 = yIndex * numColumns + xIndex + 1;
const int index2 = (yIndex + 1) * numColumns + xIndex;
const int index3 = (yIndex + 1) * numColumns + xIndex + 1;
const float x0 = minXBounds + heightfieldShapeConfig.GetGridResolution().GetX() * xIndex;
const float x1 = minXBounds + heightfieldShapeConfig.GetGridResolution().GetX() * (xIndex + 1);
const float y0 = minYBounds + heightfieldShapeConfig.GetGridResolution().GetY() * yIndex;
const float y1 = minYBounds + heightfieldShapeConfig.GetGridResolution().GetY() * (yIndex + 1);
// Always draw top and left line of quad
debugDisplay.DrawLine(
AZ::Vector3(x0, y0, heights[index0].m_height),
AZ::Vector3(x1, y0, heights[index1].m_height));
debugDisplay.DrawLine(
AZ::Vector3(x0, y0, heights[index0].m_height),
AZ::Vector3(x0, y1, heights[index2].m_height));
// Draw bottom line in last row
if (yIndex == numRows - 2)
{
debugDisplay.DrawLine(
AZ::Vector3(x1, y1, heights[index3].m_height),
AZ::Vector3(x0, y1, heights[index2].m_height));
}
// Draw right line in last column
if (xIndex == numColumns - 2)
{
debugDisplay.DrawLine(
AZ::Vector3(x1, y0, heights[index1].m_height),
AZ::Vector3(x1, y1, heights[index3].m_height));
}
}
}
}
AZ::Transform Collider::GetColliderLocalTransform(