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Fixed circle rendering and added 2D circle collider

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This commit is contained in:
Simon Lübeß
2022-11-26 12:17:31 +01:00
parent 0155a38ae6
commit 8f22cbb8bc
7 changed files with 240 additions and 17 deletions
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GlitchyEngine/src/World/Scene.bf
+21 -3
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@@ -121,12 +121,13 @@ namespace GlitchyEngine.World
b2Body* body = Box2D.World.CreateBody(_physicsWorld2D, &def);
Box2D.Body.SetFixedRotation(body, rigidBody.FixedRotation);
rigidBody._runtimeBody = (int)(void*)body;
rigidBody.RuntimeBody = body;
if (entity.TryGetComponent<BoxCollider2DComponent>(let boxCollider))
{
b2Shape* boxShape = Box2D.Shape.CreatePolygon();
Box2D.Shape.PolygonSetAsBox(boxShape, boxCollider.Size.X * transform.Scale.X, boxCollider.Size.Y * transform.Scale.Y);
Box2D.Shape.PolygonSetAsBoxWithCenterAngle(boxShape, boxCollider.Size.X * transform.Scale.X, boxCollider.Size.Y * transform.Scale.Y, ref boxCollider.b2Offset, 0.0f);
b2FixtureDef fixtureDef = .();
fixtureDef.shape = boxShape;
@@ -136,7 +137,24 @@ namespace GlitchyEngine.World
fixtureDef.restitutionThreshold = boxCollider.RestitutionThreshold;
b2Fixture* fixture = Box2D.Body.CreateFixture(body, &fixtureDef);
boxCollider._runtimeFixture = (int)(void*)fixture;
boxCollider.RuntimeFixture = fixture;
}
if (entity.TryGetComponent<CircleCollider2DComponent>(let circleCollider))
{
b2Shape* circleShape = Box2D.Shape.CreateCircle();
Box2D.Shape.CircleSetPosition(circleShape, ref circleCollider.b2Offset);
Box2D.Shape.SetRadius(circleShape, circleCollider.Radius);
b2FixtureDef fixtureDef = .();
fixtureDef.shape = circleShape;
fixtureDef.density = circleCollider.Density;
fixtureDef.friction = circleCollider.Friction;
fixtureDef.restitution = circleCollider.Restitution;
fixtureDef.restitutionThreshold = circleCollider.RestitutionThreshold;
b2Fixture* fixture = Box2D.Body.CreateFixture(body, &fixtureDef);
circleCollider.RuntimeFixture = fixture;
}
}
}
@@ -184,7 +202,7 @@ namespace GlitchyEngine.World
var transform = entity.Transform;
var rigidbody = entry.Component;
b2Body* body = (b2Body*)(void*)rigidbody._runtimeBody;
b2Body* body = rigidbody.RuntimeBody;
b2Vec2 position = Box2D.Body.GetPosition(body);
float angle = Box2D.Body.GetAngle(body);