/* * Copyright (C) 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. */ #pragma once #include <cstdint> #include <vector> #include <EGL/egl.h> #include <EGL/eglext.h> typedef EGLBoolean (*PFNEGLGETCONFIGATTRIB)(EGLDisplay, EGLConfig, EGLint, EGLint*); struct EglConfig { static std::vector<EglConfig*> vec; // clang-format off static constexpr EGLint kAttribs[] = { EGL_DEPTH_SIZE, EGL_STENCIL_SIZE, EGL_RENDERABLE_TYPE, EGL_SURFACE_TYPE, EGL_CONFIG_ID, EGL_BUFFER_SIZE, EGL_ALPHA_SIZE, EGL_BLUE_SIZE, EGL_GREEN_SIZE, EGL_RED_SIZE, EGL_CONFIG_CAVEAT, EGL_LEVEL, EGL_MAX_PBUFFER_HEIGHT, EGL_MAX_PBUFFER_PIXELS, EGL_MAX_PBUFFER_WIDTH, EGL_NATIVE_RENDERABLE, EGL_NATIVE_VISUAL_ID, EGL_NATIVE_VISUAL_TYPE, 0x3030, // EGL_PRESERVED_RESOURCES EGL_SAMPLES, EGL_SAMPLE_BUFFERS, EGL_TRANSPARENT_TYPE, EGL_TRANSPARENT_BLUE_VALUE, EGL_TRANSPARENT_GREEN_VALUE, EGL_TRANSPARENT_RED_VALUE, EGL_BIND_TO_TEXTURE_RGB, EGL_BIND_TO_TEXTURE_RGBA, EGL_MIN_SWAP_INTERVAL, EGL_MAX_SWAP_INTERVAL, EGL_LUMINANCE_SIZE, EGL_ALPHA_MASK_SIZE, EGL_COLOR_BUFFER_TYPE, //EGL_MATCH_NATIVE_PIXMAP, EGL_RECORDABLE_ANDROID, EGL_CONFORMANT }; // clang-format on static constexpr size_t kNumAttribs = sizeof(kAttribs) / sizeof(kAttribs[0]); EglConfig(EGLDisplay dpy, EGLConfig config_, PFNEGLGETCONFIGATTRIB pfnEglGetConfigAttrib) : config(config_) { for (size_t a = 0; a < kNumAttribs; a++) { if (!pfnEglGetConfigAttrib(dpy, config, kAttribs[a], &attribs[a])) attribs[a] = 0; } vec.push_back(this); } ~EglConfig() { for (size_t i = 0; i < EglConfig::vec.size(); i++) { if (vec[i] == this) { vec.erase(vec.begin() + i); break; } } } EGLint attribs[kNumAttribs]; EGLConfig config; };