Chris Craik | e4aa95e | 2014-05-08 13:57:05 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2014 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 | #ifndef GLUTILS_H |
| 17 | #define GLUTILS_H |
| 18 | |
John Reck | 2de7771 | 2016-01-20 11:09:53 -0800 | [diff] [blame] | 19 | #include "Debug.h" |
| 20 | |
Mark Salyzyn | 52eb4e0 | 2016-09-28 16:15:30 -0700 | [diff] [blame] | 21 | #include <log/log.h> |
John Reck | 9372ac3 | 2016-01-19 11:46:52 -0800 | [diff] [blame] | 22 | |
Stan Iliev | 11606ff | 2018-09-17 14:01:16 -0400 | [diff] [blame] | 23 | #include <EGL/egl.h> |
| 24 | #include <EGL/eglext.h> |
| 25 | #include <GLES2/gl2.h> |
| 26 | #include <GLES2/gl2ext.h> |
| 27 | #include <GLES3/gl3.h> |
| 28 | |
Chris Craik | e4aa95e | 2014-05-08 13:57:05 -0700 | [diff] [blame] | 29 | namespace android { |
| 30 | namespace uirenderer { |
| 31 | |
John Reck | 2de7771 | 2016-01-20 11:09:53 -0800 | [diff] [blame] | 32 | #if DEBUG_OPENGL |
John Reck | 1bcacfd | 2017-11-03 10:12:19 -0700 | [diff] [blame] | 33 | #define GL_CHECKPOINT(LEVEL) \ |
| 34 | do { \ |
| 35 | if (DEBUG_OPENGL >= DEBUG_LEVEL_##LEVEL) { \ |
| 36 | LOG_ALWAYS_FATAL_IF(android::uirenderer::GLUtils::dumpGLErrors(), "GL errors! %s:%d", \ |
| 37 | __FILE__, __LINE__); \ |
| 38 | } \ |
| 39 | } while (0) |
John Reck | 9372ac3 | 2016-01-19 11:46:52 -0800 | [diff] [blame] | 40 | #else |
John Reck | 975591a | 2016-01-22 16:28:07 -0800 | [diff] [blame] | 41 | #define GL_CHECKPOINT(LEVEL) |
John Reck | 9372ac3 | 2016-01-19 11:46:52 -0800 | [diff] [blame] | 42 | #endif |
| 43 | |
Chris Craik | e4aa95e | 2014-05-08 13:57:05 -0700 | [diff] [blame] | 44 | class GLUtils { |
Chris Craik | e4aa95e | 2014-05-08 13:57:05 -0700 | [diff] [blame] | 45 | public: |
| 46 | /** |
Chris Craik | 5686bae | 2015-06-23 10:33:46 -0700 | [diff] [blame] | 47 | * Print out any GL errors with ALOGE, returns true if any errors were found. |
John Reck | 975591a | 2016-01-22 16:28:07 -0800 | [diff] [blame] | 48 | * You probably want to use GL_CHECKPOINT(LEVEL) instead of calling this directly |
Chris Craik | e4aa95e | 2014-05-08 13:57:05 -0700 | [diff] [blame] | 49 | */ |
Chris Craik | 5686bae | 2015-06-23 10:33:46 -0700 | [diff] [blame] | 50 | static bool dumpGLErrors(); |
Chris Craik | e4aa95e | 2014-05-08 13:57:05 -0700 | [diff] [blame] | 51 | |
Stan Iliev | 11606ff | 2018-09-17 14:01:16 -0400 | [diff] [blame] | 52 | static const char* getGLFramebufferError(); |
John Reck | 1bcacfd | 2017-11-03 10:12:19 -0700 | [diff] [blame] | 53 | }; // class GLUtils |
Chris Craik | e4aa95e | 2014-05-08 13:57:05 -0700 | [diff] [blame] | 54 | |
Stan Iliev | 11606ff | 2018-09-17 14:01:16 -0400 | [diff] [blame] | 55 | class AutoEglImage { |
| 56 | public: |
| 57 | AutoEglImage(EGLDisplay display, EGLClientBuffer clientBuffer) : mDisplay(display) { |
| 58 | EGLint imageAttrs[] = {EGL_IMAGE_PRESERVED_KHR, EGL_TRUE, EGL_NONE}; |
| 59 | image = eglCreateImageKHR(display, EGL_NO_CONTEXT, EGL_NATIVE_BUFFER_ANDROID, clientBuffer, |
| 60 | imageAttrs); |
| 61 | } |
| 62 | |
| 63 | ~AutoEglImage() { |
| 64 | if (image != EGL_NO_IMAGE_KHR) { |
| 65 | eglDestroyImageKHR(mDisplay, image); |
| 66 | } |
| 67 | } |
| 68 | |
| 69 | EGLImageKHR image = EGL_NO_IMAGE_KHR; |
| 70 | |
| 71 | private: |
| 72 | EGLDisplay mDisplay = EGL_NO_DISPLAY; |
| 73 | }; |
| 74 | |
| 75 | class AutoSkiaGlTexture { |
| 76 | public: |
| 77 | AutoSkiaGlTexture() { |
| 78 | glGenTextures(1, &mTexture); |
| 79 | glBindTexture(GL_TEXTURE_2D, mTexture); |
| 80 | } |
| 81 | |
| 82 | ~AutoSkiaGlTexture() { glDeleteTextures(1, &mTexture); } |
| 83 | |
| 84 | GLuint mTexture = 0; |
| 85 | }; |
| 86 | |
| 87 | class AutoGLFramebuffer { |
| 88 | public: |
| 89 | AutoGLFramebuffer() { |
| 90 | glGenFramebuffers(1, &mFb); |
| 91 | glBindFramebuffer(GL_FRAMEBUFFER, mFb); |
| 92 | } |
| 93 | |
| 94 | ~AutoGLFramebuffer() { glDeleteFramebuffers(1, &mFb); } |
| 95 | |
| 96 | GLuint mFb; |
| 97 | }; |
| 98 | |
Chris Craik | e4aa95e | 2014-05-08 13:57:05 -0700 | [diff] [blame] | 99 | } /* namespace uirenderer */ |
| 100 | } /* namespace android */ |
| 101 | |
| 102 | #endif /* GLUTILS_H */ |