git subrepo clone --branch=sono6good https://github.com/essej/JUCE.git deps/juce
subrepo: subdir: "deps/juce" merged: "b13f9084e" upstream: origin: "https://github.com/essej/JUCE.git" branch: "sono6good" commit: "b13f9084e" git-subrepo: version: "0.4.3" origin: "https://github.com/ingydotnet/git-subrepo.git" commit: "2f68596"
This commit is contained in:
essej
303
deps/juce/modules/juce_box2d/box2d/Dynamics/b2Fixture.cpp
vendored
Normal file
303
deps/juce/modules/juce_box2d/box2d/Dynamics/b2Fixture.cpp
vendored
Normal file
@ -0,0 +1,303 @@
|
||||
/*
|
||||
* 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 "b2Fixture.h"
|
||||
#include "Contacts/b2Contact.h"
|
||||
#include "b2World.h"
|
||||
#include "../Collision/Shapes/b2CircleShape.h"
|
||||
#include "../Collision/Shapes/b2EdgeShape.h"
|
||||
#include "../Collision/Shapes/b2PolygonShape.h"
|
||||
#include "../Collision/Shapes/b2ChainShape.h"
|
||||
#include "../Collision/b2BroadPhase.h"
|
||||
#include "../Collision/b2Collision.h"
|
||||
#include "../Common/b2BlockAllocator.h"
|
||||
|
||||
b2Fixture::b2Fixture()
|
||||
{
|
||||
m_userData = NULL;
|
||||
m_body = NULL;
|
||||
m_next = NULL;
|
||||
m_proxies = NULL;
|
||||
m_proxyCount = 0;
|
||||
m_shape = NULL;
|
||||
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 = NULL;
|
||||
|
||||
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 = NULL;
|
||||
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 = NULL;
|
||||
|
||||
// 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 = NULL;
|
||||
}
|
||||
|
||||
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 == NULL)
|
||||
{
|
||||
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 == NULL)
|
||||
{
|
||||
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_vertexCount; ++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_vertexCount);
|
||||
}
|
||||
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);
|
||||
}
|
||||
Reference in New Issue
Block a user