Stub shape casting API

SecondHalfGames · Oct 17, 2024 · 8fd931d · 8fd931d
1 parent f69f6be
commit 8fd931d
Show file tree

Hide file tree

Showing 2 changed files with 86 additions and 0 deletions.
diff --git a/JoltC/Functions.h b/JoltC/Functions.h
@@ -779,6 +779,42 @@ typedef struct JPC_NarrowPhaseQuery_CastRayArgs {
 
 JPC_API bool JPC_NarrowPhaseQuery_CastRay(const JPC_NarrowPhaseQuery* self, JPC_NarrowPhaseQuery_CastRayArgs* args);
 
+typedef struct JPC_RShapeCast {
+	const JPC_Shape *Shape;
+	JPC_Vec3 Scale;
+	JPC_RMat44 CenterOfMassStart;
+	JPC_Vec3 Direction;
+	// const JPC_AABox ShapeWorldBounds;
+} JPC_RShapeCast;
+
+typedef struct JPC_ShapeCastSettings {
+	// JPH::CollideSettingsBase
+	// EActiveEdgeMode ActiveEdgeMode;
+	// ECollectFacesMode CollectFacesMode;
+	float CollisionTolerance;
+	float PenetrationTolerance;
+	JPC_Vec3 ActiveEdgeMovementDirection;
+
+	// JPH::ShapeCastSettings
+	// EBackFaceMode BackFaceModeTriangles;
+	// EBackFaceMode BackFaceModeConvex;
+	bool UseShrunkenShapeAndConvexRadius;
+	bool ReturnDeepestPoint;
+} JPC_ShapeCastSettings;
+
+typedef struct JPC_NarrowPhaseQuery_CastShapeArgs {
+	JPC_RShapeCast ShapeCast;
+	JPC_ShapeCastSettings Settings;
+	JPC_RVec3 BaseOffset;
+	// JPC_CastShapeCollector *Collector;
+	const JPC_BroadPhaseLayerFilter *BroadPhaseLayerFilter;
+	const JPC_ObjectLayerFilter *ObjectLayerFilter;
+	const JPC_BodyFilter *BodyFilter;
+	// const JPC_ShapeFilter *ShapeFilter;
+} JPC_NarrowPhaseQuery_CastShapeArgs;
+
+JPC_API void JPC_NarrowPhaseQuery_CastShape(const JPC_NarrowPhaseQuery* self, JPC_NarrowPhaseQuery_CastShapeArgs* args);
+
 ////////////////////////////////////////////////////////////////////////////////
 // PhysicsSystem
 

diff --git a/JoltC/JoltC.cpp b/JoltC/JoltC.cpp
@@ -6,6 +6,7 @@
 #include <Jolt/Physics/Body/BodyActivationListener.h>
 #include <Jolt/Physics/Body/BodyCreationSettings.h>
 #include <Jolt/Physics/Collision/CastResult.h>
+#include <Jolt/Physics/Collision/CollisionCollectorImpl.h>
 #include <Jolt/Physics/Collision/RayCast.h>
 #include <Jolt/Physics/Collision/Shape/BoxShape.h>
 #include <Jolt/Physics/Collision/Shape/CapsuleShape.h>
@@ -16,6 +17,7 @@
 #include <Jolt/Physics/Collision/Shape/SphereShape.h>
 #include <Jolt/Physics/Collision/Shape/StaticCompoundShape.h>
 #include <Jolt/Physics/Collision/Shape/TriangleShape.h>
+#include <Jolt/Physics/Collision/ShapeCast.h>
 #include <Jolt/Physics/PhysicsSettings.h>
 #include <Jolt/Physics/PhysicsSystem.h>
 #include <Jolt/RegisterTypes.h>
@@ -167,6 +169,14 @@ static JPH::RRayCast to_jph(JPC_RRayCast in) {
 	return JPH::RRayCast(to_jph(in.Origin), to_jph(in.Direction));
 }
 
+static JPH::RShapeCast to_jph(JPC_RShapeCast in) {
+	return JPH::RShapeCast(
+		to_jph(in.Shape),
+		to_jph(in.Scale),
+		to_jph(in.CenterOfMassStart),
+		to_jph(in.Direction));
+}
+
 static JPC_SubShapeID to_jpc(JPH::SubShapeID in) {
 	return in.GetValue();
 }
@@ -1457,6 +1467,46 @@ JPC_API bool JPC_NarrowPhaseQuery_CastRay(const JPC_NarrowPhaseQuery* self, JPC_
 	return hit;
 }
 
+JPC_API void JPC_NarrowPhaseQuery_CastShape(const JPC_NarrowPhaseQuery* self, JPC_NarrowPhaseQuery_CastShapeArgs* args) {
+	JPH::ShapeCastSettings settings{};
+
+	JPH::ClosestHitCollisionCollector<JPH::CastShapeCollector> collector{};
+
+	JPH::BroadPhaseLayerFilter defaultBplFilter{};
+	const JPH::BroadPhaseLayerFilter* bplFilter = &defaultBplFilter;
+	if (args->BroadPhaseLayerFilter != nullptr) {
+		bplFilter = to_jph(args->BroadPhaseLayerFilter);
+	}
+
+	JPH::ObjectLayerFilter defaultOlFilter{};
+	const JPH::ObjectLayerFilter* olFilter = &defaultOlFilter;
+	if (args->ObjectLayerFilter != nullptr) {
+		olFilter = to_jph(args->ObjectLayerFilter);
+	}
+
+	JPH::BodyFilter defaultBodyFilter{};
+	const JPH::BodyFilter* bodyFilter = &defaultBodyFilter;
+	if (args->BodyFilter != nullptr) {
+		bodyFilter = to_jph(args->BodyFilter);
+	}
+
+	JPH::ShapeFilter defaultShapeFilter{};
+	const JPH::ShapeFilter* shapeFilter = &defaultShapeFilter;
+	// if (args->ShapeFilter != nullptr) {
+	// 	shapeFilter = to_jph(args->ShapeFilter);
+	// }
+
+	to_jph(self)->CastShape(
+		to_jph(args->ShapeCast),
+		settings,
+		to_jph(args->BaseOffset),
+		collector,
+		*bplFilter,
+		*olFilter,
+		*bodyFilter,
+		*shapeFilter);
+}
+
 ////////////////////////////////////////////////////////////////////////////////
 // PhysicsSystem