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author | Sebastian Parborg <darkdefende@gmail.com> | 2020-09-02 21:41:30 +0300 |
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committer | Sebastian Parborg <darkdefende@gmail.com> | 2020-09-02 21:41:30 +0300 |
commit | 4446c3a593c51603e135e38951607b9b668ddec5 (patch) | |
tree | 9552dbd903b4fd05ea740e1bba9b1b87d97414a1 /extern/bullet2/src/BulletCollision/Gimpact/btGImpactQuantizedBvhStructs.h | |
parent | 6f6f6ee18695dad66ad8aa0eb2bcab72501df597 (diff) |
Sync Bullet to upstream
This syncs Bullet to the latest upstream git version as of writing this.
(commit 47b0259b9700455022b5cf79b651cc1dc71dd59e).
Diffstat (limited to 'extern/bullet2/src/BulletCollision/Gimpact/btGImpactQuantizedBvhStructs.h')
-rw-r--r-- | extern/bullet2/src/BulletCollision/Gimpact/btGImpactQuantizedBvhStructs.h | 91 |
1 files changed, 91 insertions, 0 deletions
diff --git a/extern/bullet2/src/BulletCollision/Gimpact/btGImpactQuantizedBvhStructs.h b/extern/bullet2/src/BulletCollision/Gimpact/btGImpactQuantizedBvhStructs.h new file mode 100644 index 00000000000..bd50cb5b87e --- /dev/null +++ b/extern/bullet2/src/BulletCollision/Gimpact/btGImpactQuantizedBvhStructs.h @@ -0,0 +1,91 @@ +#ifndef GIM_QUANTIZED_SET_STRUCTS_H_INCLUDED +#define GIM_QUANTIZED_SET_STRUCTS_H_INCLUDED + +/*! \file btGImpactQuantizedBvh.h +\author Francisco Leon Najera +*/ +/* +This source file is part of GIMPACT Library. + +For the latest info, see http://gimpact.sourceforge.net/ + +Copyright (c) 2007 Francisco Leon Najera. C.C. 80087371. +email: projectileman@yahoo.com + + +This software is provided 'as-is', without any express or implied warranty. +In no event will the authors be held liable for any damages arising from the use of this software. +Permission is granted to anyone to use this software for any purpose, +including commercial applications, and to alter it and redistribute it freely, +subject to the following restrictions: + +1. The origin of this software must not be misrepresented; you must not claim that you wrote the original software. If you use this software in a product, an acknowledgment in the product documentation would be appreciated but is not required. +2. Altered source versions must be plainly marked as such, and must not be misrepresented as being the original software. +3. This notice may not be removed or altered from any source distribution. +*/ + +#include "btGImpactBvh.h" +#include "btQuantization.h" + +///btQuantizedBvhNode is a compressed aabb node, 16 bytes. +///Node can be used for leafnode or internal node. Leafnodes can point to 32-bit triangle index (non-negative range). +ATTRIBUTE_ALIGNED16(struct) +BT_QUANTIZED_BVH_NODE +{ + //12 bytes + unsigned short int m_quantizedAabbMin[3]; + unsigned short int m_quantizedAabbMax[3]; + //4 bytes + int m_escapeIndexOrDataIndex; + + BT_QUANTIZED_BVH_NODE() + { + m_escapeIndexOrDataIndex = 0; + } + + SIMD_FORCE_INLINE bool isLeafNode() const + { + //skipindex is negative (internal node), triangleindex >=0 (leafnode) + return (m_escapeIndexOrDataIndex >= 0); + } + + SIMD_FORCE_INLINE int getEscapeIndex() const + { + //btAssert(m_escapeIndexOrDataIndex < 0); + return -m_escapeIndexOrDataIndex; + } + + SIMD_FORCE_INLINE void setEscapeIndex(int index) + { + m_escapeIndexOrDataIndex = -index; + } + + SIMD_FORCE_INLINE int getDataIndex() const + { + //btAssert(m_escapeIndexOrDataIndex >= 0); + + return m_escapeIndexOrDataIndex; + } + + SIMD_FORCE_INLINE void setDataIndex(int index) + { + m_escapeIndexOrDataIndex = index; + } + + SIMD_FORCE_INLINE bool testQuantizedBoxOverlapp( + unsigned short* quantizedMin, unsigned short* quantizedMax) const + { + if (m_quantizedAabbMin[0] > quantizedMax[0] || + m_quantizedAabbMax[0] < quantizedMin[0] || + m_quantizedAabbMin[1] > quantizedMax[1] || + m_quantizedAabbMax[1] < quantizedMin[1] || + m_quantizedAabbMin[2] > quantizedMax[2] || + m_quantizedAabbMax[2] < quantizedMin[2]) + { + return false; + } + return true; + } +}; + +#endif // GIM_QUANTIZED_SET_STRUCTS_H_INCLUDED |