From 83d7e2a3b5e14d5e5da076d21f14f5518bc3df2c Mon Sep 17 00:00:00 2001
From: stephengold <sgold@sonic.net>
Date: Fri, 28 Jun 2024 23:15:02 -0700
Subject: [PATCH] add the CylinderShape class

---
 .../stephengold/joltjni/CylinderShape.java    | 58 +++++++++++++++++++
 ...thub_stephengold_joltjni_CylinderShape.cpp | 41 +++++++++++++
 2 files changed, 99 insertions(+)
 create mode 100644 src/main/java/com/github/stephengold/joltjni/CylinderShape.java
 create mode 100644 src/main/native/glue/com_github_stephengold_joltjni_CylinderShape.cpp

diff --git a/src/main/java/com/github/stephengold/joltjni/CylinderShape.java b/src/main/java/com/github/stephengold/joltjni/CylinderShape.java
new file mode 100644
index 00000000..85b1997f
--- /dev/null
+++ b/src/main/java/com/github/stephengold/joltjni/CylinderShape.java
@@ -0,0 +1,58 @@
+/*
+Copyright (c) 2024 Stephen Gold
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.
+ */
+package com.github.stephengold.joltjni;
+
+/**
+ * A {@code Shape} to represent a right circular cylinder.
+ *
+ * @author Stephen Gold sgold@sonic.net
+ */
+public class CylinderShape extends ConvexShape {
+    // *************************************************************************
+    // constructors
+
+    /**
+     * Instantiate a shape with the specified native object assigned.
+     *
+     * @param virtualAddress the virtual address of the native object to assign
+     * (not zero)
+     */
+    CylinderShape(long virtualAddress) {
+        super(virtualAddress);
+    }
+
+    /**
+     * Instantiate a shape with the specified radius.
+     *
+     * @param halfHeight half the desired height
+     * @param radius the desired radius
+     */
+    public CylinderShape(float halfHeight, float radius) {
+        long shapeVa = createCylinderShape(halfHeight, radius);
+        setVirtualAddress(shapeVa, true);
+    }
+    // *************************************************************************
+    // native private methods
+
+    native private static long createCylinderShape(
+            float halfHeight, float radius);
+}
diff --git a/src/main/native/glue/com_github_stephengold_joltjni_CylinderShape.cpp b/src/main/native/glue/com_github_stephengold_joltjni_CylinderShape.cpp
new file mode 100644
index 00000000..71e76c91
--- /dev/null
+++ b/src/main/native/glue/com_github_stephengold_joltjni_CylinderShape.cpp
@@ -0,0 +1,41 @@
+/*
+Copyright (c) 2024 Stephen Gold
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.
+ */
+
+/*
+ * Author: Stephen Gold
+ */
+#include <Jolt/Jolt.h>
+#include <Jolt/Physics/Collision/Shape/CylinderShape.h>
+#include "auto/com_github_stephengold_joltjni_CylinderShape.h"
+
+using namespace JPH;
+
+/*
+ * Class:     com_github_stephengold_joltjni_CylinderShape
+ * Method:    createCylinderShape
+ * Signature: (FF)J
+ */
+JNIEXPORT jlong JNICALL Java_com_github_stephengold_joltjni_CylinderShape_createCylinderShape
+  (JNIEnv *, jclass, jfloat halfHeight, jfloat radius) {
+    CylinderShape * const pResult = new CylinderShape(halfHeight, radius);
+    return reinterpret_cast<jlong> (pResult);
+}