Temp. mem allocation

Author: meistdan

tutorials/07_custom_bvh_import/main.cpp

@@ -59,9 +59,12 @@ class Tutorial : public TutorialBase
 		geomInput.primitive.triangleMesh = mesh;
 		buildBvh( geomInput );
 
-		hiprtDevicePtr	  geomTemp = nullptr;
+		size_t			  geomTempSize;
+		hiprtDevicePtr	  geomTemp;
 		hiprtBuildOptions options;
 		options.buildFlags = hiprtBuildFlagBitCustomBvhImport;
+		CHECK_HIPRT( hiprtGetGeometryBuildTemporaryBufferSize( ctxt, geomInput, options, geomTempSize ) );
+		CHECK_ORO( oroMalloc( reinterpret_cast<oroDeviceptr*>( &geomTemp ), geomTempSize ) );
 
 		hiprtGeometry geom;
 		CHECK_HIPRT( hiprtCreateGeometry( ctxt, geomInput, options, geom ) );

tutorials/common/BvhBuilder.h

@@ -143,9 +143,6 @@ class BvhBuilder
 
 			nodes[nodeIndex].aabbMin = min( minLeftBox.m_min, minRightBox.m_min );
 			nodes[nodeIndex].aabbMax = max( minLeftBox.m_max, minRightBox.m_max );
-			for ( uint32_t k = 2; k < 2; ++k )
-				nodes[nodeIndex].childIndices[k] = hiprtInvalidValue;
-
 			if ( minIndex - begin == 1 )
 			{
 				nodes[nodeIndex].childIndices[0]   = indices[minAxis][begin];