| /* |
| * Copyright 2018 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| #define ATRACE_TAG ATRACE_TAG_GRAPHICS |
| |
| #include "GLFramebuffer.h" |
| |
| #include <GLES/gl.h> |
| #include <GLES/glext.h> |
| #include <GLES2/gl2.h> |
| #include <GLES2/gl2ext.h> |
| #include <nativebase/nativebase.h> |
| #include <utils/Trace.h> |
| #include "GLESRenderEngine.h" |
| |
| namespace android { |
| namespace renderengine { |
| namespace gl { |
| |
| GLFramebuffer::GLFramebuffer(GLESRenderEngine& engine) |
| : mEngine(engine), mEGLDisplay(engine.getEGLDisplay()), mEGLImage(EGL_NO_IMAGE_KHR) { |
| glGenTextures(1, &mTextureName); |
| glGenFramebuffers(1, &mFramebufferName); |
| } |
| |
| GLFramebuffer::~GLFramebuffer() { |
| glDeleteFramebuffers(1, &mFramebufferName); |
| glDeleteTextures(1, &mTextureName); |
| } |
| |
| bool GLFramebuffer::setNativeWindowBuffer(ANativeWindowBuffer* nativeBuffer, bool isProtected, |
| const bool useFramebufferCache) { |
| ATRACE_CALL(); |
| if (mEGLImage != EGL_NO_IMAGE_KHR) { |
| if (!usingFramebufferCache) { |
| eglDestroyImageKHR(mEGLDisplay, mEGLImage); |
| } |
| mEGLImage = EGL_NO_IMAGE_KHR; |
| mBufferWidth = 0; |
| mBufferHeight = 0; |
| } |
| |
| if (nativeBuffer) { |
| mEGLImage = mEngine.createFramebufferImageIfNeeded(nativeBuffer, isProtected, |
| useFramebufferCache); |
| if (mEGLImage == EGL_NO_IMAGE_KHR) { |
| return false; |
| } |
| usingFramebufferCache = useFramebufferCache; |
| mBufferWidth = nativeBuffer->width; |
| mBufferHeight = nativeBuffer->height; |
| } |
| return true; |
| } |
| |
| } // namespace gl |
| } // namespace renderengine |
| } // namespace android |