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-rw-r--r--platform/android/api/api.cpp14
-rw-r--r--platform/android/api/api.h4
-rw-r--r--platform/android/api/java_class_wrapper.h53
-rw-r--r--platform/android/api/jni_singleton.h223
4 files changed, 264 insertions, 30 deletions
diff --git a/platform/android/api/api.cpp b/platform/android/api/api.cpp
index ef11b12971..d3c49c6eb7 100644
--- a/platform/android/api/api.cpp
+++ b/platform/android/api/api.cpp
@@ -5,8 +5,8 @@
/* GODOT ENGINE */
/* https://godotengine.org */
/*************************************************************************/
-/* Copyright (c) 2007-2020 Juan Linietsky, Ariel Manzur. */
-/* Copyright (c) 2014-2020 Godot Engine contributors (cf. AUTHORS.md). */
+/* Copyright (c) 2007-2021 Juan Linietsky, Ariel Manzur. */
+/* Copyright (c) 2014-2021 Godot Engine contributors (cf. AUTHORS.md). */
/* */
/* Permission is hereby granted, free of charge, to any person obtaining */
/* a copy of this software and associated documentation files (the */
@@ -30,17 +30,21 @@
#include "api.h"
-#include "core/engine.h"
+#include "core/config/engine.h"
#include "java_class_wrapper.h"
+#include "jni_singleton.h"
#if !defined(ANDROID_ENABLED)
static JavaClassWrapper *java_class_wrapper = nullptr;
#endif
void register_android_api() {
-
#if !defined(ANDROID_ENABLED)
+ // On Android platforms, the `java_class_wrapper` instantiation and the
+ // `JNISingleton` registration occurs in
+ // `platform/android/java_godot_lib_jni.cpp#Java_org_godotengine_godot_GodotLib_setup`
java_class_wrapper = memnew(JavaClassWrapper); // Dummy
+ ClassDB::register_class<JNISingleton>();
#endif
ClassDB::register_class<JavaClass>();
@@ -49,14 +53,12 @@ void register_android_api() {
}
void unregister_android_api() {
-
#if !defined(ANDROID_ENABLED)
memdelete(java_class_wrapper);
#endif
}
void JavaClassWrapper::_bind_methods() {
-
ClassDB::bind_method(D_METHOD("wrap", "name"), &JavaClassWrapper::wrap);
}
diff --git a/platform/android/api/api.h b/platform/android/api/api.h
index 5e951b9c88..fe3a6734ac 100644
--- a/platform/android/api/api.h
+++ b/platform/android/api/api.h
@@ -5,8 +5,8 @@
/* GODOT ENGINE */
/* https://godotengine.org */
/*************************************************************************/
-/* Copyright (c) 2007-2020 Juan Linietsky, Ariel Manzur. */
-/* Copyright (c) 2014-2020 Godot Engine contributors (cf. AUTHORS.md). */
+/* Copyright (c) 2007-2021 Juan Linietsky, Ariel Manzur. */
+/* Copyright (c) 2014-2021 Godot Engine contributors (cf. AUTHORS.md). */
/* */
/* Permission is hereby granted, free of charge, to any person obtaining */
/* a copy of this software and associated documentation files (the */
diff --git a/platform/android/api/java_class_wrapper.h b/platform/android/api/java_class_wrapper.h
index 59fcd94b4d..d6c7a1abe5 100644
--- a/platform/android/api/java_class_wrapper.h
+++ b/platform/android/api/java_class_wrapper.h
@@ -5,8 +5,8 @@
/* GODOT ENGINE */
/* https://godotengine.org */
/*************************************************************************/
-/* Copyright (c) 2007-2020 Juan Linietsky, Ariel Manzur. */
-/* Copyright (c) 2014-2020 Godot Engine contributors (cf. AUTHORS.md). */
+/* Copyright (c) 2007-2021 Juan Linietsky, Ariel Manzur. */
+/* Copyright (c) 2014-2021 Godot Engine contributors (cf. AUTHORS.md). */
/* */
/* Permission is hereby granted, free of charge, to any person obtaining */
/* a copy of this software and associated documentation files (the */
@@ -31,7 +31,7 @@
#ifndef JAVA_CLASS_WRAPPER_H
#define JAVA_CLASS_WRAPPER_H
-#include "core/reference.h"
+#include "core/object/reference.h"
#ifdef ANDROID_ENABLED
#include <android/log.h>
@@ -43,12 +43,10 @@ class JavaObject;
#endif
class JavaClass : public Reference {
-
GDCLASS(JavaClass, Reference);
#ifdef ANDROID_ENABLED
enum ArgumentType{
-
ARG_TYPE_VOID,
ARG_TYPE_BOOLEAN,
ARG_TYPE_BYTE,
@@ -68,24 +66,25 @@ class JavaClass : public Reference {
Map<StringName, Variant> constant_map;
struct MethodInfo {
-
- bool _static;
+ bool _static = false;
Vector<uint32_t> param_types;
Vector<StringName> param_sigs;
- uint32_t return_type;
+ uint32_t return_type = 0;
jmethodID method;
};
_FORCE_INLINE_ static void _convert_to_variant_type(int p_sig, Variant::Type &r_type, float &likelihood) {
-
likelihood = 1.0;
r_type = Variant::NIL;
switch (p_sig) {
-
- case ARG_TYPE_VOID: r_type = Variant::NIL; break;
+ case ARG_TYPE_VOID:
+ r_type = Variant::NIL;
+ break;
case ARG_TYPE_BOOLEAN | ARG_NUMBER_CLASS_BIT:
- case ARG_TYPE_BOOLEAN: r_type = Variant::BOOL; break;
+ case ARG_TYPE_BOOLEAN:
+ r_type = Variant::BOOL;
+ break;
case ARG_TYPE_BYTE | ARG_NUMBER_CLASS_BIT:
case ARG_TYPE_BYTE:
r_type = Variant::INT;
@@ -121,10 +120,18 @@ class JavaClass : public Reference {
r_type = Variant::FLOAT;
likelihood = 0.5;
break;
- case ARG_TYPE_STRING: r_type = Variant::STRING; break;
- case ARG_TYPE_CLASS: r_type = Variant::OBJECT; break;
- case ARG_ARRAY_BIT | ARG_TYPE_VOID: r_type = Variant::NIL; break;
- case ARG_ARRAY_BIT | ARG_TYPE_BOOLEAN: r_type = Variant::ARRAY; break;
+ case ARG_TYPE_STRING:
+ r_type = Variant::STRING;
+ break;
+ case ARG_TYPE_CLASS:
+ r_type = Variant::OBJECT;
+ break;
+ case ARG_ARRAY_BIT | ARG_TYPE_VOID:
+ r_type = Variant::NIL;
+ break;
+ case ARG_ARRAY_BIT | ARG_TYPE_BOOLEAN:
+ r_type = Variant::ARRAY;
+ break;
case ARG_ARRAY_BIT | ARG_TYPE_BYTE:
r_type = Variant::PACKED_BYTE_ARRAY;
likelihood = 1.0;
@@ -153,8 +160,12 @@ class JavaClass : public Reference {
r_type = Variant::PACKED_FLOAT32_ARRAY;
likelihood = 0.5;
break;
- case ARG_ARRAY_BIT | ARG_TYPE_STRING: r_type = Variant::PACKED_STRING_ARRAY; break;
- case ARG_ARRAY_BIT | ARG_TYPE_CLASS: r_type = Variant::ARRAY; break;
+ case ARG_ARRAY_BIT | ARG_TYPE_STRING:
+ r_type = Variant::PACKED_STRING_ARRAY;
+ break;
+ case ARG_ARRAY_BIT | ARG_TYPE_CLASS:
+ r_type = Variant::ARRAY;
+ break;
}
}
@@ -168,13 +179,12 @@ class JavaClass : public Reference {
#endif
public:
- virtual Variant call(const StringName &p_method, const Variant **p_args, int p_argcount, Callable::CallError &r_error);
+ virtual Variant call(const StringName &p_method, const Variant **p_args, int p_argcount, Callable::CallError &r_error) override;
JavaClass();
};
class JavaObject : public Reference {
-
GDCLASS(JavaObject, Reference);
#ifdef ANDROID_ENABLED
@@ -185,7 +195,7 @@ class JavaObject : public Reference {
#endif
public:
- virtual Variant call(const StringName &p_method, const Variant **p_args, int p_argcount, Callable::CallError &r_error);
+ virtual Variant call(const StringName &p_method, const Variant **p_args, int p_argcount, Callable::CallError &r_error) override;
#ifdef ANDROID_ENABLED
JavaObject(const Ref<JavaClass> &p_base, jobject *p_instance);
@@ -194,7 +204,6 @@ public:
};
class JavaClassWrapper : public Object {
-
GDCLASS(JavaClassWrapper, Object);
#ifdef ANDROID_ENABLED
diff --git a/platform/android/api/jni_singleton.h b/platform/android/api/jni_singleton.h
new file mode 100644
index 0000000000..965eaabf81
--- /dev/null
+++ b/platform/android/api/jni_singleton.h
@@ -0,0 +1,223 @@
+/*************************************************************************/
+/* jni_singleton.h */
+/*************************************************************************/
+/* This file is part of: */
+/* GODOT ENGINE */
+/* https://godotengine.org */
+/*************************************************************************/
+/* Copyright (c) 2007-2021 Juan Linietsky, Ariel Manzur. */
+/* Copyright (c) 2014-2021 Godot Engine contributors (cf. AUTHORS.md). */
+/* */
+/* 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. */
+/*************************************************************************/
+
+#ifndef JNI_SINGLETON_H
+#define JNI_SINGLETON_H
+
+#include <core/config/engine.h>
+#include <core/variant/variant.h>
+#ifdef ANDROID_ENABLED
+#include <platform/android/jni_utils.h>
+#endif
+
+class JNISingleton : public Object {
+ GDCLASS(JNISingleton, Object);
+
+#ifdef ANDROID_ENABLED
+ struct MethodData {
+ jmethodID method;
+ Variant::Type ret_type;
+ Vector<Variant::Type> argtypes;
+ };
+
+ jobject instance;
+ Map<StringName, MethodData> method_map;
+#endif
+
+public:
+ virtual Variant call(const StringName &p_method, const Variant **p_args, int p_argcount, Callable::CallError &r_error) override {
+#ifdef ANDROID_ENABLED
+ Map<StringName, MethodData>::Element *E = method_map.find(p_method);
+
+ // Check the method we're looking for is in the JNISingleton map and that
+ // the arguments match.
+ bool call_error = !E || E->get().argtypes.size() != p_argcount;
+ if (!call_error) {
+ for (int i = 0; i < p_argcount; i++) {
+ if (!Variant::can_convert(p_args[i]->get_type(), E->get().argtypes[i])) {
+ call_error = true;
+ break;
+ }
+ }
+ }
+
+ if (call_error) {
+ // The method is not in this map, defaulting to the regular instance calls.
+ return Object::call(p_method, p_args, p_argcount, r_error);
+ }
+
+ ERR_FAIL_COND_V(!instance, Variant());
+
+ r_error.error = Callable::CallError::CALL_OK;
+
+ jvalue *v = nullptr;
+
+ if (p_argcount) {
+ v = (jvalue *)alloca(sizeof(jvalue) * p_argcount);
+ }
+
+ JNIEnv *env = get_jni_env();
+
+ int res = env->PushLocalFrame(16);
+
+ ERR_FAIL_COND_V(res != 0, Variant());
+
+ List<jobject> to_erase;
+ for (int i = 0; i < p_argcount; i++) {
+ jvalret vr = _variant_to_jvalue(env, E->get().argtypes[i], p_args[i]);
+ v[i] = vr.val;
+ if (vr.obj)
+ to_erase.push_back(vr.obj);
+ }
+
+ Variant ret;
+
+ switch (E->get().ret_type) {
+ case Variant::NIL: {
+ env->CallVoidMethodA(instance, E->get().method, v);
+ } break;
+ case Variant::BOOL: {
+ ret = env->CallBooleanMethodA(instance, E->get().method, v) == JNI_TRUE;
+ } break;
+ case Variant::INT: {
+ ret = env->CallIntMethodA(instance, E->get().method, v);
+ } break;
+ case Variant::FLOAT: {
+ ret = env->CallFloatMethodA(instance, E->get().method, v);
+ } break;
+ case Variant::STRING: {
+ jobject o = env->CallObjectMethodA(instance, E->get().method, v);
+ ret = jstring_to_string((jstring)o, env);
+ env->DeleteLocalRef(o);
+ } break;
+ case Variant::PACKED_STRING_ARRAY: {
+ jobjectArray arr = (jobjectArray)env->CallObjectMethodA(instance, E->get().method, v);
+
+ ret = _jobject_to_variant(env, arr);
+
+ env->DeleteLocalRef(arr);
+ } break;
+ case Variant::PACKED_INT32_ARRAY: {
+ jintArray arr = (jintArray)env->CallObjectMethodA(instance, E->get().method, v);
+
+ int fCount = env->GetArrayLength(arr);
+ Vector<int> sarr;
+ sarr.resize(fCount);
+
+ int *w = sarr.ptrw();
+ env->GetIntArrayRegion(arr, 0, fCount, w);
+ ret = sarr;
+ env->DeleteLocalRef(arr);
+ } break;
+ case Variant::PACKED_FLOAT32_ARRAY: {
+ jfloatArray arr = (jfloatArray)env->CallObjectMethodA(instance, E->get().method, v);
+
+ int fCount = env->GetArrayLength(arr);
+ Vector<float> sarr;
+ sarr.resize(fCount);
+
+ float *w = sarr.ptrw();
+ env->GetFloatArrayRegion(arr, 0, fCount, w);
+ ret = sarr;
+ env->DeleteLocalRef(arr);
+ } break;
+
+#ifndef _MSC_VER
+#warning This is missing 64 bits arrays, I have no idea how to do it in JNI
+#endif
+ case Variant::DICTIONARY: {
+ jobject obj = env->CallObjectMethodA(instance, E->get().method, v);
+ ret = _jobject_to_variant(env, obj);
+ env->DeleteLocalRef(obj);
+
+ } break;
+ default: {
+ env->PopLocalFrame(nullptr);
+ ERR_FAIL_V(Variant());
+ } break;
+ }
+
+ while (to_erase.size()) {
+ env->DeleteLocalRef(to_erase.front()->get());
+ to_erase.pop_front();
+ }
+
+ env->PopLocalFrame(nullptr);
+
+ return ret;
+#else // ANDROID_ENABLED
+
+ // Defaulting to the regular instance calls.
+ return Object::call(p_method, p_args, p_argcount, r_error);
+#endif
+ }
+
+#ifdef ANDROID_ENABLED
+ jobject get_instance() const {
+ return instance;
+ }
+
+ void set_instance(jobject p_instance) {
+ instance = p_instance;
+ }
+
+ void add_method(const StringName &p_name, jmethodID p_method, const Vector<Variant::Type> &p_args, Variant::Type p_ret_type) {
+ MethodData md;
+ md.method = p_method;
+ md.argtypes = p_args;
+ md.ret_type = p_ret_type;
+ method_map[p_name] = md;
+ }
+
+ void add_signal(const StringName &p_name, const Vector<Variant::Type> &p_args) {
+ if (p_args.size() == 0)
+ ADD_SIGNAL(MethodInfo(p_name));
+ else if (p_args.size() == 1)
+ ADD_SIGNAL(MethodInfo(p_name, PropertyInfo(p_args[0], "arg1")));
+ else if (p_args.size() == 2)
+ ADD_SIGNAL(MethodInfo(p_name, PropertyInfo(p_args[0], "arg1"), PropertyInfo(p_args[1], "arg2")));
+ else if (p_args.size() == 3)
+ ADD_SIGNAL(MethodInfo(p_name, PropertyInfo(p_args[0], "arg1"), PropertyInfo(p_args[1], "arg2"), PropertyInfo(p_args[2], "arg3")));
+ else if (p_args.size() == 4)
+ ADD_SIGNAL(MethodInfo(p_name, PropertyInfo(p_args[0], "arg1"), PropertyInfo(p_args[1], "arg2"), PropertyInfo(p_args[2], "arg3"), PropertyInfo(p_args[3], "arg4")));
+ else if (p_args.size() == 5)
+ ADD_SIGNAL(MethodInfo(p_name, PropertyInfo(p_args[0], "arg1"), PropertyInfo(p_args[1], "arg2"), PropertyInfo(p_args[2], "arg3"), PropertyInfo(p_args[3], "arg4"), PropertyInfo(p_args[4], "arg5")));
+ }
+
+#endif
+
+ JNISingleton() {
+#ifdef ANDROID_ENABLED
+ instance = nullptr;
+#endif
+ }
+};
+
+#endif // JNI_SINGLETON_H