initial commit, 4.5 stable

thirdparty/jolt_physics/Jolt/Physics/Collision/Shape/EmptyShape.cpp

@@ -0,0 +1,65 @@
+// Jolt Physics Library (https://github.com/jrouwe/JoltPhysics)
+// SPDX-FileCopyrightText: 2024 Jorrit Rouwe
+// SPDX-License-Identifier: MIT
+
+#include <Jolt/Jolt.h>
+
+#include <Jolt/Physics/Collision/Shape/EmptyShape.h>
+#include <Jolt/Physics/Collision/CollisionDispatch.h>
+#include <Jolt/ObjectStream/TypeDeclarations.h>
+#ifdef JPH_DEBUG_RENDERER
+	#include <Jolt/Renderer/DebugRenderer.h>
+#endif // JPH_DEBUG_RENDERER
+
+JPH_NAMESPACE_BEGIN
+
+JPH_IMPLEMENT_SERIALIZABLE_VIRTUAL(EmptyShapeSettings)
+{
+	JPH_ADD_BASE_CLASS(EmptyShapeSettings, ShapeSettings)
+
+	JPH_ADD_ATTRIBUTE(EmptyShapeSettings, mCenterOfMass)
+}
+
+ShapeSettings::ShapeResult EmptyShapeSettings::Create() const
+{
+	if (mCachedResult.IsEmpty())
+		new EmptyShape(*this, mCachedResult);
+
+	return mCachedResult;
+}
+
+MassProperties EmptyShape::GetMassProperties() const
+{
+	MassProperties mass_properties;
+	mass_properties.mMass = 1.0f;
+	mass_properties.mInertia = Mat44::sIdentity();
+	return mass_properties;
+}
+
+#ifdef JPH_DEBUG_RENDERER
+void EmptyShape::Draw(DebugRenderer *inRenderer, RMat44Arg inCenterOfMassTransform, Vec3Arg inScale, ColorArg inColor, [[maybe_unused]] bool inUseMaterialColors, [[maybe_unused]] bool inDrawWireframe) const
+{
+	inRenderer->DrawMarker(inCenterOfMassTransform.GetTranslation(), inColor, abs(inScale.GetX()) * 0.1f);
+}
+#endif // JPH_DEBUG_RENDERER
+
+void EmptyShape::sRegister()
+{
+	ShapeFunctions &f = ShapeFunctions::sGet(EShapeSubType::Empty);
+	f.mConstruct = []() -> Shape * { return new EmptyShape; };
+	f.mColor = Color::sBlack;
+
+	auto collide_empty = []([[maybe_unused]] const Shape *inShape1, [[maybe_unused]] const Shape *inShape2, [[maybe_unused]] Vec3Arg inScale1, [[maybe_unused]] Vec3Arg inScale2, [[maybe_unused]] Mat44Arg inCenterOfMassTransform1, [[maybe_unused]] Mat44Arg inCenterOfMassTransform2, [[maybe_unused]] const SubShapeIDCreator &inSubShapeIDCreator1, [[maybe_unused]] const SubShapeIDCreator &inSubShapeIDCreator2, [[maybe_unused]] const CollideShapeSettings &inCollideShapeSettings, [[maybe_unused]] CollideShapeCollector &ioCollector, [[maybe_unused]] const ShapeFilter &inShapeFilter) { /* Do Nothing */ };
+	auto cast_empty = []([[maybe_unused]] const ShapeCast &inShapeCast, [[maybe_unused]] const ShapeCastSettings &inShapeCastSettings, [[maybe_unused]] const Shape *inShape, [[maybe_unused]] Vec3Arg inScale, [[maybe_unused]] const ShapeFilter &inShapeFilter, [[maybe_unused]] Mat44Arg inCenterOfMassTransform2, [[maybe_unused]] const SubShapeIDCreator &inSubShapeIDCreator1, [[maybe_unused]] const SubShapeIDCreator &inSubShapeIDCreator2, [[maybe_unused]] CastShapeCollector &ioCollector) { /* Do nothing */ };
+
+	for (const EShapeSubType s : sAllSubShapeTypes)
+	{
+		CollisionDispatch::sRegisterCollideShape(EShapeSubType::Empty, s, collide_empty);
+		CollisionDispatch::sRegisterCollideShape(s, EShapeSubType::Empty, collide_empty);
+
+		CollisionDispatch::sRegisterCastShape(EShapeSubType::Empty, s, cast_empty);
+		CollisionDispatch::sRegisterCastShape(s, EShapeSubType::Empty, cast_empty);
+	}
+}
+
+JPH_NAMESPACE_END