Initial commit:

PhysX 3.4.0 Update @ 21294896
APEX 1.4.0 Update @ 21275617

[CL 21300167]

1 files changed, 79 insertions, 0 deletions

diff --git a/APEX_1.4/module/destructible/include/DestructibleHelpers.h b/APEX_1.4/module/destructible/include/DestructibleHelpers.h
new file mode 100644
index 00000000..e44755fd
--- /dev/null
+++ b/APEX_1.4/module/destructible/include/DestructibleHelpers.h
@@ -0,0 +1,79 @@
+/*
+ * Copyright (c) 2008-2015, NVIDIA CORPORATION.  All rights reserved.
+ *
+ * NVIDIA CORPORATION and its licensors retain all intellectual property
+ * and proprietary rights in and to this software, related documentation
+ * and any modifications thereto.  Any use, reproduction, disclosure or
+ * distribution of this software and related documentation without an express
+ * license agreement from NVIDIA CORPORATION is strictly prohibited.
+ */
+
+
+#ifndef __DESTRUCTIBLEHELPERS_H__
+#define __DESTRUCTIBLEHELPERS_H__
+
+#include "Apex.h"
+#include "ApexSDKHelpers.h"
+#include "PsUserAllocated.h"
+#include "PsMemoryBuffer.h"
+
+#include "DestructibleAsset.h"
+#include "NxPhysicsSDK.h"
+
+/*
+	For managing mesh cooking at various scales
+ */
+
+namespace nvidia
+{
+namespace destructible
+{
+
+class ConvexHullAtScale
+{
+public:
+	ConvexHullAtScale() : scale(1), convexMesh(NULL) {}
+	ConvexHullAtScale(const PxVec3& inScale) : scale(inScale), convexMesh(NULL) {}
+
+	PxVec3		scale;
+	PxConvexMesh* 		convexMesh;
+	physx::Array<uint8_t>	cookedHullData;
+};
+
+class MultiScaledConvexHull : public UserAllocated
+{
+public:
+	ConvexHullAtScale* 	getConvexHullAtScale(const PxVec3& scale, float tolerance = 0.0001f)
+	{
+		// Find mesh at scale.  If not found, create one.
+		for (uint32_t index = 0; index < meshes.size(); ++index)
+		{
+			if (PxVec3equals(meshes[index].scale, scale, tolerance))
+			{
+				return &meshes[index];
+			}
+		}
+		meshes.insert();
+		return new(&meshes.back()) ConvexHullAtScale(scale);
+	}
+
+	void	releaseConvexMeshes()
+	{
+		for (uint32_t index = 0; index < meshes.size(); ++index)
+		{
+			if (meshes[index].convexMesh != NULL)
+			{
+				GetApexSDK()->getPhysXSDK()->releaseConvexMesh(*meshes[index].convexMesh);
+				meshes[index].convexMesh = NULL;
+			}
+		}
+	}
+
+	Array<ConvexHullAtScale> meshes;
+};
+
+
+}
+} // end namespace nvidia
+
+#endif	// __DESTRUCTIBLEHELPERS_H__