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// Copyright 2016 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "android_webview/native/aw_gl_functor.h"
#include "android_webview/public/browser/draw_gl.h"
#include "content/public/browser/browser_thread.h"
#include "jni/AwGLFunctor_jni.h"
using base::android::AttachCurrentThread;
using base::android::JavaParamRef;
using base::android::ScopedJavaLocalRef;
using content::BrowserThread;
extern "C" {
static AwDrawGLFunction DrawGLFunction;
static void DrawGLFunction(long view_context,
AwDrawGLInfo* draw_info,
void* spare) {
// |view_context| is the value that was returned from the java
// AwContents.onPrepareDrawGL; this cast must match the code there.
reinterpret_cast<android_webview::RenderThreadManager*>(view_context)
->DrawGL(draw_info);
}
}
namespace android_webview {
namespace {
int g_instance_count = 0;
}
AwGLFunctor::AwGLFunctor(const JavaObjectWeakGlobalRef& java_ref)
: java_ref_(java_ref),
render_thread_manager_(
this,
BrowserThread::GetTaskRunnerForThread(BrowserThread::UI)) {
DCHECK_CURRENTLY_ON(BrowserThread::UI);
++g_instance_count;
}
AwGLFunctor::~AwGLFunctor() {
DCHECK_CURRENTLY_ON(BrowserThread::UI);
--g_instance_count;
}
bool AwGLFunctor::RequestInvokeGL(bool wait_for_completion) {
DCHECK_CURRENTLY_ON(BrowserThread::UI);
JNIEnv* env = AttachCurrentThread();
ScopedJavaLocalRef<jobject> obj = java_ref_.get(env);
if (obj.is_null())
return false;
return Java_AwGLFunctor_requestInvokeGL(env, obj, wait_for_completion);
}
void AwGLFunctor::DetachFunctorFromView() {
DCHECK_CURRENTLY_ON(BrowserThread::UI);
JNIEnv* env = AttachCurrentThread();
ScopedJavaLocalRef<jobject> obj = java_ref_.get(env);
if (!obj.is_null())
Java_AwGLFunctor_detachFunctorFromView(env, obj);
}
void AwGLFunctor::Destroy(JNIEnv* env,
const base::android::JavaParamRef<jobject>& obj) {
DCHECK_CURRENTLY_ON(BrowserThread::UI);
java_ref_.reset();
delete this;
}
void AwGLFunctor::DeleteHardwareRenderer(
JNIEnv* env,
const base::android::JavaParamRef<jobject>& obj) {
DCHECK_CURRENTLY_ON(BrowserThread::UI);
render_thread_manager_.DeleteHardwareRendererOnUI();
}
jlong AwGLFunctor::GetAwDrawGLViewContext(
JNIEnv* env,
const base::android::JavaParamRef<jobject>& obj) {
DCHECK_CURRENTLY_ON(BrowserThread::UI);
return reinterpret_cast<intptr_t>(&render_thread_manager_);
}
static jint GetNativeInstanceCount(JNIEnv* env, const JavaParamRef<jclass>&) {
DCHECK_CURRENTLY_ON(BrowserThread::UI);
return g_instance_count;
}
static jlong GetAwDrawGLFunction(JNIEnv* env, const JavaParamRef<jclass>&) {
return reinterpret_cast<intptr_t>(&DrawGLFunction);
}
static jlong Create(JNIEnv* env,
const JavaParamRef<jclass>&,
const base::android::JavaParamRef<jobject>& obj) {
DCHECK_CURRENTLY_ON(BrowserThread::UI);
return reinterpret_cast<intptr_t>(
new AwGLFunctor(JavaObjectWeakGlobalRef(env, obj)));
}
bool RegisterAwGLFunctor(JNIEnv* env) {
return RegisterNativesImpl(env);
}
} // namespace android_webview
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