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deps/include/Box2D/Particle/b2ParticleAssembly.h

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+/*
+* Copyright (c) 2014 Google, Inc.
+*
+* 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.
+*/
+#ifndef B2_PARTICLE_ASSEMBLY_H
+#define B2_PARTICLE_ASSEMBLY_H
+
+#include <Box2D/Common/b2GrowableBuffer.h>
+#include <Box2D/Common/b2Math.h>
+
+
+struct b2ParticleContact;
+
+struct FindContactCheck
+{
+    uint16 particleIndex;
+    uint16 comparatorIndex;
+};
+
+struct FindContactInput
+{
+    uint32 proxyIndex;
+    b2Vec2 position;
+};
+
+enum { NUM_V32_SLOTS = 4 };
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+extern int CalculateTags_Simd(const b2Vec2* positions,
+                              int count,
+                              const float& inverseDiameter,
+                              uint32* outTags);
+
+extern void FindContactsFromChecks_Simd(
+	const FindContactInput* reordered,
+	const FindContactCheck* checks,
+	int numChecks,
+  const float& particleDiameterSq,
+  const float& particleDiameterInv,
+  const uint32* flags,
+	b2GrowableBuffer<b2ParticleContact>& contacts);
+
+#ifdef __cplusplus
+} // extern "C"
+#endif
+
+#endif