1/* 2 * Copyright (C) 2010 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17#define LOG_TAG "OpenGLRenderer" 18 19#include "jni.h" 20#include "GraphicsJNI.h" 21#include <nativehelper/JNIHelp.h> 22 23#include <android_runtime/AndroidRuntime.h> 24 25#include <utils/Looper.h> 26#include <cutils/properties.h> 27 28#include <SkBitmap.h> 29#include <SkRegion.h> 30 31#include <Rect.h> 32#include <RenderNode.h> 33#include <CanvasProperty.h> 34#include <hwui/Canvas.h> 35#include <hwui/Paint.h> 36#include <renderthread/RenderProxy.h> 37 38#include "core_jni_helpers.h" 39 40namespace android { 41 42using namespace uirenderer; 43 44jmethodID gRunnableMethodId; 45 46static JNIEnv* jnienv(JavaVM* vm) { 47 JNIEnv* env; 48 if (vm->GetEnv(reinterpret_cast<void**>(&env), JNI_VERSION_1_6) != JNI_OK) { 49 LOG_ALWAYS_FATAL("Failed to get JNIEnv for JavaVM: %p", vm); 50 } 51 return env; 52} 53 54class InvokeRunnableMessage : public MessageHandler { 55public: 56 InvokeRunnableMessage(JNIEnv* env, jobject runnable) { 57 mRunnable = env->NewGlobalRef(runnable); 58 env->GetJavaVM(&mVm); 59 } 60 61 virtual ~InvokeRunnableMessage() { 62 jnienv(mVm)->DeleteGlobalRef(mRunnable); 63 } 64 65 virtual void handleMessage(const Message&) { 66 jnienv(mVm)->CallVoidMethod(mRunnable, gRunnableMethodId); 67 } 68 69private: 70 JavaVM* mVm; 71 jobject mRunnable; 72}; 73 74class GlFunctorReleasedCallbackBridge : public GlFunctorLifecycleListener { 75public: 76 GlFunctorReleasedCallbackBridge(JNIEnv* env, jobject javaCallback) { 77 mLooper = Looper::getForThread(); 78 mMessage = new InvokeRunnableMessage(env, javaCallback); 79 } 80 81 virtual void onGlFunctorReleased(Functor* functor) override { 82 mLooper->sendMessage(mMessage, 0); 83 } 84 85private: 86 sp<Looper> mLooper; 87 sp<InvokeRunnableMessage> mMessage; 88}; 89 90 91// ---------------- Regular JNI ----------------------------- 92 93static void 94android_app_ActivityThread_dumpGraphics(JNIEnv* env, jobject clazz, jobject javaFileDescriptor) { 95 int fd = jniGetFDFromFileDescriptor(env, javaFileDescriptor); 96 android::uirenderer::renderthread::RenderProxy::dumpGraphicsMemory(fd); 97} 98 99 100// ---------------- @FastNative ----------------------------- 101 102static void android_view_DisplayListCanvas_callDrawGLFunction(JNIEnv* env, jobject clazz, 103 jlong canvasPtr, jlong functorPtr, jobject releasedCallback) { 104 Canvas* canvas = reinterpret_cast<Canvas*>(canvasPtr); 105 Functor* functor = reinterpret_cast<Functor*>(functorPtr); 106 sp<GlFunctorReleasedCallbackBridge> bridge; 107 if (releasedCallback) { 108 bridge = new GlFunctorReleasedCallbackBridge(env, releasedCallback); 109 } 110 canvas->callDrawGLFunction(functor, bridge.get()); 111} 112 113 114// ---------------- @CriticalNative ------------------------- 115 116static jlong android_view_DisplayListCanvas_createDisplayListCanvas(jlong renderNodePtr, 117 jint width, jint height) { 118 RenderNode* renderNode = reinterpret_cast<RenderNode*>(renderNodePtr); 119 return reinterpret_cast<jlong>(Canvas::create_recording_canvas(width, height, renderNode)); 120} 121 122static void android_view_DisplayListCanvas_resetDisplayListCanvas(jlong canvasPtr, 123 jlong renderNodePtr, jint width, jint height) { 124 Canvas* canvas = reinterpret_cast<Canvas*>(canvasPtr); 125 RenderNode* renderNode = reinterpret_cast<RenderNode*>(renderNodePtr); 126 canvas->resetRecording(width, height, renderNode); 127} 128 129static jint android_view_DisplayListCanvas_getMaxTextureWidth() { 130 if (!Caches::hasInstance()) { 131 android::uirenderer::renderthread::RenderProxy::staticFence(); 132 } 133 return Caches::getInstance().maxTextureSize; 134} 135 136static jint android_view_DisplayListCanvas_getMaxTextureHeight() { 137 if (!Caches::hasInstance()) { 138 android::uirenderer::renderthread::RenderProxy::staticFence(); 139 } 140 return Caches::getInstance().maxTextureSize; 141} 142 143static void android_view_DisplayListCanvas_insertReorderBarrier(jlong canvasPtr, 144 jboolean reorderEnable) { 145 Canvas* canvas = reinterpret_cast<Canvas*>(canvasPtr); 146 canvas->insertReorderBarrier(reorderEnable); 147} 148 149static jlong android_view_DisplayListCanvas_finishRecording(jlong canvasPtr) { 150 Canvas* canvas = reinterpret_cast<Canvas*>(canvasPtr); 151 return reinterpret_cast<jlong>(canvas->finishRecording()); 152} 153 154static void android_view_DisplayListCanvas_drawRenderNode(jlong canvasPtr, jlong renderNodePtr) { 155 Canvas* canvas = reinterpret_cast<Canvas*>(canvasPtr); 156 RenderNode* renderNode = reinterpret_cast<RenderNode*>(renderNodePtr); 157 canvas->drawRenderNode(renderNode); 158} 159 160static void android_view_DisplayListCanvas_drawLayer(jlong canvasPtr, jlong layerPtr) { 161 Canvas* canvas = reinterpret_cast<Canvas*>(canvasPtr); 162 DeferredLayerUpdater* layer = reinterpret_cast<DeferredLayerUpdater*>(layerPtr); 163 canvas->drawLayer(layer); 164} 165 166static void android_view_DisplayListCanvas_drawRoundRectProps(jlong canvasPtr, 167 jlong leftPropPtr, jlong topPropPtr, jlong rightPropPtr, jlong bottomPropPtr, 168 jlong rxPropPtr, jlong ryPropPtr, jlong paintPropPtr) { 169 Canvas* canvas = reinterpret_cast<Canvas*>(canvasPtr); 170 CanvasPropertyPrimitive* leftProp = reinterpret_cast<CanvasPropertyPrimitive*>(leftPropPtr); 171 CanvasPropertyPrimitive* topProp = reinterpret_cast<CanvasPropertyPrimitive*>(topPropPtr); 172 CanvasPropertyPrimitive* rightProp = reinterpret_cast<CanvasPropertyPrimitive*>(rightPropPtr); 173 CanvasPropertyPrimitive* bottomProp = reinterpret_cast<CanvasPropertyPrimitive*>(bottomPropPtr); 174 CanvasPropertyPrimitive* rxProp = reinterpret_cast<CanvasPropertyPrimitive*>(rxPropPtr); 175 CanvasPropertyPrimitive* ryProp = reinterpret_cast<CanvasPropertyPrimitive*>(ryPropPtr); 176 CanvasPropertyPaint* paintProp = reinterpret_cast<CanvasPropertyPaint*>(paintPropPtr); 177 canvas->drawRoundRect(leftProp, topProp, rightProp, bottomProp, rxProp, ryProp, paintProp); 178} 179 180static void android_view_DisplayListCanvas_drawCircleProps(jlong canvasPtr, 181 jlong xPropPtr, jlong yPropPtr, jlong radiusPropPtr, jlong paintPropPtr) { 182 Canvas* canvas = reinterpret_cast<Canvas*>(canvasPtr); 183 CanvasPropertyPrimitive* xProp = reinterpret_cast<CanvasPropertyPrimitive*>(xPropPtr); 184 CanvasPropertyPrimitive* yProp = reinterpret_cast<CanvasPropertyPrimitive*>(yPropPtr); 185 CanvasPropertyPrimitive* radiusProp = reinterpret_cast<CanvasPropertyPrimitive*>(radiusPropPtr); 186 CanvasPropertyPaint* paintProp = reinterpret_cast<CanvasPropertyPaint*>(paintPropPtr); 187 canvas->drawCircle(xProp, yProp, radiusProp, paintProp); 188} 189 190// ---------------------------------------------------------------------------- 191// JNI Glue 192// ---------------------------------------------------------------------------- 193 194const char* const kClassPathName = "android/view/DisplayListCanvas"; 195 196static JNINativeMethod gMethods[] = { 197 198 // ------------ @FastNative ------------------ 199 200 { "nCallDrawGLFunction", "(JJLjava/lang/Runnable;)V", 201 (void*) android_view_DisplayListCanvas_callDrawGLFunction }, 202 203 // ------------ @CriticalNative -------------- 204 { "nCreateDisplayListCanvas", "(JII)J", (void*) android_view_DisplayListCanvas_createDisplayListCanvas }, 205 { "nResetDisplayListCanvas", "(JJII)V", (void*) android_view_DisplayListCanvas_resetDisplayListCanvas }, 206 { "nGetMaximumTextureWidth", "()I", (void*) android_view_DisplayListCanvas_getMaxTextureWidth }, 207 { "nGetMaximumTextureHeight", "()I", (void*) android_view_DisplayListCanvas_getMaxTextureHeight }, 208 { "nInsertReorderBarrier", "(JZ)V", (void*) android_view_DisplayListCanvas_insertReorderBarrier }, 209 { "nFinishRecording", "(J)J", (void*) android_view_DisplayListCanvas_finishRecording }, 210 { "nDrawRenderNode", "(JJ)V", (void*) android_view_DisplayListCanvas_drawRenderNode }, 211 { "nDrawLayer", "(JJ)V", (void*) android_view_DisplayListCanvas_drawLayer }, 212 { "nDrawCircle", "(JJJJJ)V", (void*) android_view_DisplayListCanvas_drawCircleProps }, 213 { "nDrawRoundRect", "(JJJJJJJJ)V",(void*) android_view_DisplayListCanvas_drawRoundRectProps }, 214}; 215 216static JNINativeMethod gActivityThreadMethods[] = { 217 // ------------ Regular JNI ------------------ 218 { "nDumpGraphicsInfo", "(Ljava/io/FileDescriptor;)V", 219 (void*) android_app_ActivityThread_dumpGraphics } 220}; 221 222int register_android_view_DisplayListCanvas(JNIEnv* env) { 223 jclass runnableClass = FindClassOrDie(env, "java/lang/Runnable"); 224 gRunnableMethodId = GetMethodIDOrDie(env, runnableClass, "run", "()V"); 225 226 return RegisterMethodsOrDie(env, kClassPathName, gMethods, NELEM(gMethods)); 227} 228 229int register_android_app_ActivityThread(JNIEnv* env) { 230 return RegisterMethodsOrDie(env, "android/app/ActivityThread", 231 gActivityThreadMethods, NELEM(gActivityThreadMethods)); 232} 233 234}; 235