From e12c89e8c9896b2e5cdd70dbd2d2acb449ff4b94 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?R=C3=A9mi=20Verschelde?= Date: Sat, 13 Jan 2018 14:01:53 +0100 Subject: bullet: Streamline bundling, remove extraneous src/ folder Document version and how to extract sources in thirdparty/README.md. Drop unnecessary CMake and Premake files. Simplify SCsub, drop unused one. --- .../CollisionDispatch/btInternalEdgeUtility.h | 47 ++++++++++++++++++++++ 1 file changed, 47 insertions(+) create mode 100644 thirdparty/bullet/BulletCollision/CollisionDispatch/btInternalEdgeUtility.h (limited to 'thirdparty/bullet/BulletCollision/CollisionDispatch/btInternalEdgeUtility.h') diff --git a/thirdparty/bullet/BulletCollision/CollisionDispatch/btInternalEdgeUtility.h b/thirdparty/bullet/BulletCollision/CollisionDispatch/btInternalEdgeUtility.h new file mode 100644 index 0000000000..7d9aafeee6 --- /dev/null +++ b/thirdparty/bullet/BulletCollision/CollisionDispatch/btInternalEdgeUtility.h @@ -0,0 +1,47 @@ + +#ifndef BT_INTERNAL_EDGE_UTILITY_H +#define BT_INTERNAL_EDGE_UTILITY_H + +#include "LinearMath/btHashMap.h" +#include "LinearMath/btVector3.h" + +#include "BulletCollision/CollisionShapes/btTriangleInfoMap.h" + +///The btInternalEdgeUtility helps to avoid or reduce artifacts due to wrong collision normals caused by internal edges. +///See also http://code.google.com/p/bullet/issues/detail?id=27 + +class btBvhTriangleMeshShape; +class btCollisionObject; +struct btCollisionObjectWrapper; +class btManifoldPoint; +class btIDebugDraw; + + + +enum btInternalEdgeAdjustFlags +{ + BT_TRIANGLE_CONVEX_BACKFACE_MODE = 1, + BT_TRIANGLE_CONCAVE_DOUBLE_SIDED = 2, //double sided options are experimental, single sided is recommended + BT_TRIANGLE_CONVEX_DOUBLE_SIDED = 4 +}; + + +///Call btGenerateInternalEdgeInfo to create triangle info, store in the shape 'userInfo' +void btGenerateInternalEdgeInfo (btBvhTriangleMeshShape*trimeshShape, btTriangleInfoMap* triangleInfoMap); + + +///Call the btFixMeshNormal to adjust the collision normal, using the triangle info map (generated using btGenerateInternalEdgeInfo) +///If this info map is missing, or the triangle is not store in this map, nothing will be done +void btAdjustInternalEdgeContacts(btManifoldPoint& cp, const btCollisionObjectWrapper* trimeshColObj0Wrap,const btCollisionObjectWrapper* otherColObj1Wrap, int partId0, int index0, int normalAdjustFlags = 0); + +///Enable the BT_INTERNAL_EDGE_DEBUG_DRAW define and call btSetDebugDrawer, to get visual info to see if the internal edge utility works properly. +///If the utility doesn't work properly, you might have to adjust the threshold values in btTriangleInfoMap +//#define BT_INTERNAL_EDGE_DEBUG_DRAW + +#ifdef BT_INTERNAL_EDGE_DEBUG_DRAW +void btSetDebugDrawer(btIDebugDraw* debugDrawer); +#endif //BT_INTERNAL_EDGE_DEBUG_DRAW + + +#endif //BT_INTERNAL_EDGE_UTILITY_H + -- cgit v1.2.3