| /* |
| * Copyright (C) 2015 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. |
| */ |
| |
| #ifndef ANDROID_GL_WORKER_H_ |
| #define ANDROID_GL_WORKER_H_ |
| |
| #include <vector> |
| |
| #define EGL_EGLEXT_PROTOTYPES |
| #define GL_GLEXT_PROTOTYPES |
| |
| #include <EGL/egl.h> |
| #include <EGL/eglext.h> |
| #include <GLES2/gl2.h> |
| #include <GLES2/gl2ext.h> |
| |
| #include <ui/GraphicBuffer.h> |
| |
| #include "autogl.h" |
| |
| namespace android { |
| |
| struct DrmHwcLayer; |
| struct DrmCompositionRegion; |
| |
| class GLWorkerCompositor { |
| public: |
| GLWorkerCompositor(); |
| ~GLWorkerCompositor(); |
| |
| int Init(); |
| int Composite(DrmHwcLayer *layers, DrmCompositionRegion *regions, |
| size_t num_regions, const sp<GraphicBuffer> &framebuffer); |
| void Finish(); |
| |
| private: |
| struct CachedFramebuffer { |
| // If the strong_framebuffer is non-NULL, we are holding a strong reference |
| // until we are sure rendering is done. The weak reference will be equal in |
| // that case. |
| sp<GraphicBuffer> strong_framebuffer; |
| wp<GraphicBuffer> weak_framebuffer; |
| AutoEGLDisplayImage egl_fb_image; |
| AutoGLTexture gl_fb_tex; |
| AutoGLFramebuffer gl_fb; |
| |
| CachedFramebuffer(const sp<GraphicBuffer> &gb, AutoEGLDisplayImage &&image, |
| AutoGLTexture &&tex, AutoGLFramebuffer &&fb); |
| |
| bool Promote(); |
| }; |
| |
| CachedFramebuffer *FindCachedFramebuffer( |
| const sp<GraphicBuffer> &framebuffer); |
| CachedFramebuffer *PrepareAndCacheFramebuffer( |
| const sp<GraphicBuffer> &framebuffer); |
| |
| GLint PrepareAndCacheProgram(unsigned texture_count); |
| |
| EGLDisplay egl_display_; |
| EGLContext egl_ctx_; |
| |
| std::vector<AutoGLProgram> blend_programs_; |
| AutoGLBuffer vertex_buffer_; |
| |
| std::vector<CachedFramebuffer> cached_framebuffers_; |
| }; |
| } |
| |
| #endif |