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Merge pull request #471 from aws-lumberyard-dev/polygon_prism_genv_crash

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Polygon prism genv crash
This commit is contained in:
greerdv
2021-04-30 16:30:37 +01:00
committed by GitHub
parent cc148743fd 6eaf27e802
commit 70d53f117f
1 changed files with 10 additions and 20 deletions
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Gems/LmbrCentral/Code/Source/Shape/PolygonPrismShape.cpp
+10 -20
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@@ -399,34 +399,24 @@ namespace LmbrCentral
const ShapeDrawParams& shapeDrawParams, const PolygonPrismMesh& polygonPrismMesh,
AzFramework::DebugDisplayRequests& debugDisplay)
{
if (!gEnv->pRenderer)
{
return;
}
auto geomRenderer = gEnv->pRenderer->GetIRenderAuxGeom();
const SAuxGeomRenderFlags oldFlags = geomRenderer->GetRenderFlags();
SAuxGeomRenderFlags newFlags = oldFlags;
// ensure render state is configured correctly - we want to read the depth
// buffer but do not want to write to it (ensure objects inside the volume are not obscured)
newFlags.SetAlphaBlendMode(e_AlphaBlended);
newFlags.SetDepthWriteFlag(e_DepthWriteOff);
newFlags.SetDepthTestFlag(e_DepthTestOn);
geomRenderer->SetRenderFlags(newFlags);
if (shapeDrawParams.m_filled)
{
if (!polygonPrismMesh.m_triangles.empty())
{
auto rendererState = debugDisplay.GetState();
// ensure render state is configured correctly - we want to read the depth
// buffer but do not want to write to it (ensure objects inside the volume are not obscured)
debugDisplay.DepthWriteOff();
debugDisplay.DepthTestOn();
debugDisplay.DrawTriangles(polygonPrismMesh.m_triangles, shapeDrawParams.m_shapeColor);
// restore the previous renderer state
debugDisplay.SetState(rendererState);
}
}
geomRenderer->SetRenderFlags(oldFlags);
if (!polygonPrismMesh.m_lines.empty())
{
debugDisplay.DrawLines(polygonPrismMesh.m_lines, shapeDrawParams.m_wireColor);