diff options
author | chai <chaifix@163.com> | 2019-03-19 23:06:27 +0800 |
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committer | chai <chaifix@163.com> | 2019-03-19 23:06:27 +0800 |
commit | 1497dccd63a84b7ee2b229b1ad9c5c02718f2a78 (patch) | |
tree | f8d1bff50da13e126d08c7345653e002e293202d /Source/3rdParty/Box2D/Dynamics/b2Fixture.cpp | |
parent | 5e2a973516e0729b225da9de0b03015dc5854ac4 (diff) |
*rename
Diffstat (limited to 'Source/3rdParty/Box2D/Dynamics/b2Fixture.cpp')
-rw-r--r-- | Source/3rdParty/Box2D/Dynamics/b2Fixture.cpp | 303 |
1 files changed, 0 insertions, 303 deletions
diff --git a/Source/3rdParty/Box2D/Dynamics/b2Fixture.cpp b/Source/3rdParty/Box2D/Dynamics/b2Fixture.cpp deleted file mode 100644 index 956b485..0000000 --- a/Source/3rdParty/Box2D/Dynamics/b2Fixture.cpp +++ /dev/null @@ -1,303 +0,0 @@ -/* -* Copyright (c) 2006-2009 Erin Catto http://www.box2d.org -* -* 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 "Box2D/Dynamics/b2Fixture.h" -#include "Box2D/Dynamics/Contacts/b2Contact.h" -#include "Box2D/Dynamics/b2World.h" -#include "Box2D/Collision/Shapes/b2CircleShape.h" -#include "Box2D/Collision/Shapes/b2EdgeShape.h" -#include "Box2D/Collision/Shapes/b2PolygonShape.h" -#include "Box2D/Collision/Shapes/b2ChainShape.h" -#include "Box2D/Collision/b2BroadPhase.h" -#include "Box2D/Collision/b2Collision.h" -#include "Box2D/Common/b2BlockAllocator.h" - -b2Fixture::b2Fixture() -{ - m_userData = nullptr; - m_body = nullptr; - m_next = nullptr; - m_proxies = nullptr; - m_proxyCount = 0; - m_shape = nullptr; - m_density = 0.0f; -} - -void b2Fixture::Create(b2BlockAllocator* allocator, b2Body* body, const b2FixtureDef* def) -{ - m_userData = def->userData; - m_friction = def->friction; - m_restitution = def->restitution; - - m_body = body; - m_next = nullptr; - - m_filter = def->filter; - - m_isSensor = def->isSensor; - - m_shape = def->shape->Clone(allocator); - - // Reserve proxy space - int32 childCount = m_shape->GetChildCount(); - m_proxies = (b2FixtureProxy*)allocator->Allocate(childCount * sizeof(b2FixtureProxy)); - for (int32 i = 0; i < childCount; ++i) - { - m_proxies[i].fixture = nullptr; - m_proxies[i].proxyId = b2BroadPhase::e_nullProxy; - } - m_proxyCount = 0; - - m_density = def->density; -} - -void b2Fixture::Destroy(b2BlockAllocator* allocator) -{ - // The proxies must be destroyed before calling this. - b2Assert(m_proxyCount == 0); - - // Free the proxy array. - int32 childCount = m_shape->GetChildCount(); - allocator->Free(m_proxies, childCount * sizeof(b2FixtureProxy)); - m_proxies = nullptr; - - // Free the child shape. - switch (m_shape->m_type) - { - case b2Shape::e_circle: - { - b2CircleShape* s = (b2CircleShape*)m_shape; - s->~b2CircleShape(); - allocator->Free(s, sizeof(b2CircleShape)); - } - break; - - case b2Shape::e_edge: - { - b2EdgeShape* s = (b2EdgeShape*)m_shape; - s->~b2EdgeShape(); - allocator->Free(s, sizeof(b2EdgeShape)); - } - break; - - case b2Shape::e_polygon: - { - b2PolygonShape* s = (b2PolygonShape*)m_shape; - s->~b2PolygonShape(); - allocator->Free(s, sizeof(b2PolygonShape)); - } - break; - - case b2Shape::e_chain: - { - b2ChainShape* s = (b2ChainShape*)m_shape; - s->~b2ChainShape(); - allocator->Free(s, sizeof(b2ChainShape)); - } - break; - - default: - b2Assert(false); - break; - } - - m_shape = nullptr; -} - -void b2Fixture::CreateProxies(b2BroadPhase* broadPhase, const b2Transform& xf) -{ - b2Assert(m_proxyCount == 0); - - // Create proxies in the broad-phase. - m_proxyCount = m_shape->GetChildCount(); - - for (int32 i = 0; i < m_proxyCount; ++i) - { - b2FixtureProxy* proxy = m_proxies + i; - m_shape->ComputeAABB(&proxy->aabb, xf, i); - proxy->proxyId = broadPhase->CreateProxy(proxy->aabb, proxy); - proxy->fixture = this; - proxy->childIndex = i; - } -} - -void b2Fixture::DestroyProxies(b2BroadPhase* broadPhase) -{ - // Destroy proxies in the broad-phase. - for (int32 i = 0; i < m_proxyCount; ++i) - { - b2FixtureProxy* proxy = m_proxies + i; - broadPhase->DestroyProxy(proxy->proxyId); - proxy->proxyId = b2BroadPhase::e_nullProxy; - } - - m_proxyCount = 0; -} - -void b2Fixture::Synchronize(b2BroadPhase* broadPhase, const b2Transform& transform1, const b2Transform& transform2) -{ - if (m_proxyCount == 0) - { - return; - } - - for (int32 i = 0; i < m_proxyCount; ++i) - { - b2FixtureProxy* proxy = m_proxies + i; - - // Compute an AABB that covers the swept shape (may miss some rotation effect). - b2AABB aabb1, aabb2; - m_shape->ComputeAABB(&aabb1, transform1, proxy->childIndex); - m_shape->ComputeAABB(&aabb2, transform2, proxy->childIndex); - - proxy->aabb.Combine(aabb1, aabb2); - - b2Vec2 displacement = transform2.p - transform1.p; - - broadPhase->MoveProxy(proxy->proxyId, proxy->aabb, displacement); - } -} - -void b2Fixture::SetFilterData(const b2Filter& filter) -{ - m_filter = filter; - - Refilter(); -} - -void b2Fixture::Refilter() -{ - if (m_body == nullptr) - { - return; - } - - // Flag associated contacts for filtering. - b2ContactEdge* edge = m_body->GetContactList(); - while (edge) - { - b2Contact* contact = edge->contact; - b2Fixture* fixtureA = contact->GetFixtureA(); - b2Fixture* fixtureB = contact->GetFixtureB(); - if (fixtureA == this || fixtureB == this) - { - contact->FlagForFiltering(); - } - - edge = edge->next; - } - - b2World* world = m_body->GetWorld(); - - if (world == nullptr) - { - return; - } - - // Touch each proxy so that new pairs may be created - b2BroadPhase* broadPhase = &world->m_contactManager.m_broadPhase; - for (int32 i = 0; i < m_proxyCount; ++i) - { - broadPhase->TouchProxy(m_proxies[i].proxyId); - } -} - -void b2Fixture::SetSensor(bool sensor) -{ - if (sensor != m_isSensor) - { - m_body->SetAwake(true); - m_isSensor = sensor; - } -} - -void b2Fixture::Dump(int32 bodyIndex) -{ - b2Log(" b2FixtureDef fd;\n"); - b2Log(" fd.friction = %.15lef;\n", m_friction); - b2Log(" fd.restitution = %.15lef;\n", m_restitution); - b2Log(" fd.density = %.15lef;\n", m_density); - b2Log(" fd.isSensor = bool(%d);\n", m_isSensor); - b2Log(" fd.filter.categoryBits = uint16(%d);\n", m_filter.categoryBits); - b2Log(" fd.filter.maskBits = uint16(%d);\n", m_filter.maskBits); - b2Log(" fd.filter.groupIndex = int16(%d);\n", m_filter.groupIndex); - - switch (m_shape->m_type) - { - case b2Shape::e_circle: - { - b2CircleShape* s = (b2CircleShape*)m_shape; - b2Log(" b2CircleShape shape;\n"); - b2Log(" shape.m_radius = %.15lef;\n", s->m_radius); - b2Log(" shape.m_p.Set(%.15lef, %.15lef);\n", s->m_p.x, s->m_p.y); - } - break; - - case b2Shape::e_edge: - { - b2EdgeShape* s = (b2EdgeShape*)m_shape; - b2Log(" b2EdgeShape shape;\n"); - b2Log(" shape.m_radius = %.15lef;\n", s->m_radius); - b2Log(" shape.m_vertex0.Set(%.15lef, %.15lef);\n", s->m_vertex0.x, s->m_vertex0.y); - b2Log(" shape.m_vertex1.Set(%.15lef, %.15lef);\n", s->m_vertex1.x, s->m_vertex1.y); - b2Log(" shape.m_vertex2.Set(%.15lef, %.15lef);\n", s->m_vertex2.x, s->m_vertex2.y); - b2Log(" shape.m_vertex3.Set(%.15lef, %.15lef);\n", s->m_vertex3.x, s->m_vertex3.y); - b2Log(" shape.m_hasVertex0 = bool(%d);\n", s->m_hasVertex0); - b2Log(" shape.m_hasVertex3 = bool(%d);\n", s->m_hasVertex3); - } - break; - - case b2Shape::e_polygon: - { - b2PolygonShape* s = (b2PolygonShape*)m_shape; - b2Log(" b2PolygonShape shape;\n"); - b2Log(" b2Vec2 vs[%d];\n", b2_maxPolygonVertices); - for (int32 i = 0; i < s->m_count; ++i) - { - b2Log(" vs[%d].Set(%.15lef, %.15lef);\n", i, s->m_vertices[i].x, s->m_vertices[i].y); - } - b2Log(" shape.Set(vs, %d);\n", s->m_count); - } - break; - - case b2Shape::e_chain: - { - b2ChainShape* s = (b2ChainShape*)m_shape; - b2Log(" b2ChainShape shape;\n"); - b2Log(" b2Vec2 vs[%d];\n", s->m_count); - for (int32 i = 0; i < s->m_count; ++i) - { - b2Log(" vs[%d].Set(%.15lef, %.15lef);\n", i, s->m_vertices[i].x, s->m_vertices[i].y); - } - b2Log(" shape.CreateChain(vs, %d);\n", s->m_count); - b2Log(" shape.m_prevVertex.Set(%.15lef, %.15lef);\n", s->m_prevVertex.x, s->m_prevVertex.y); - b2Log(" shape.m_nextVertex.Set(%.15lef, %.15lef);\n", s->m_nextVertex.x, s->m_nextVertex.y); - b2Log(" shape.m_hasPrevVertex = bool(%d);\n", s->m_hasPrevVertex); - b2Log(" shape.m_hasNextVertex = bool(%d);\n", s->m_hasNextVertex); - } - break; - - default: - return; - } - - b2Log("\n"); - b2Log(" fd.shape = &shape;\n"); - b2Log("\n"); - b2Log(" bodies[%d]->CreateFixture(&fd);\n", bodyIndex); -} |