Mathias Agopian | 518ec11 | 2011-05-13 16:21:08 -0700 | [diff] [blame] | 1 | /* |
| 2 | ** Copyright 2007, 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 | #include <ctype.h> |
| 18 | #include <stdint.h> |
| 19 | #include <stdlib.h> |
| 20 | |
| 21 | #include <EGL/egl.h> |
| 22 | #include <EGL/eglext.h> |
| 23 | #include <GLES/gl.h> |
| 24 | #include <GLES/glext.h> |
| 25 | |
| 26 | #include <utils/threads.h> |
| 27 | |
| 28 | #include "egl_object.h" |
| 29 | |
| 30 | // ---------------------------------------------------------------------------- |
| 31 | namespace android { |
| 32 | // ---------------------------------------------------------------------------- |
| 33 | |
| 34 | egl_object_t::egl_object_t(egl_display_t* disp) : |
Mathias Agopian | 5b287a6 | 2011-05-16 18:58:55 -0700 | [diff] [blame] | 35 | display(disp), count(1) { |
| 36 | // NOTE: this does an implicit incRef |
Mathias Agopian | 518ec11 | 2011-05-13 16:21:08 -0700 | [diff] [blame] | 37 | display->addObject(this); |
| 38 | } |
| 39 | |
Mathias Agopian | 5b287a6 | 2011-05-16 18:58:55 -0700 | [diff] [blame] | 40 | egl_object_t::~egl_object_t() { |
Mathias Agopian | 518ec11 | 2011-05-13 16:21:08 -0700 | [diff] [blame] | 41 | } |
| 42 | |
Mathias Agopian | 5b287a6 | 2011-05-16 18:58:55 -0700 | [diff] [blame] | 43 | void egl_object_t::terminate() { |
| 44 | // this marks the object as "terminated" |
| 45 | display->removeObject(this); |
| 46 | if (decRef() == 1) { |
| 47 | // shouldn't happen because this is called from LocalRef |
Steve Block | e6f43dd | 2012-01-06 19:20:56 +0000 | [diff] [blame] | 48 | ALOGE("egl_object_t::terminate() removed the last reference!"); |
Mathias Agopian | 5b287a6 | 2011-05-16 18:58:55 -0700 | [diff] [blame] | 49 | } |
| 50 | } |
| 51 | |
| 52 | void egl_object_t::destroy() { |
| 53 | if (decRef() == 1) { |
| 54 | delete this; |
| 55 | } |
| 56 | } |
| 57 | |
Mathias Agopian | f0480de | 2011-11-13 20:50:07 -0800 | [diff] [blame] | 58 | bool egl_object_t::get(egl_display_t const* display, egl_object_t* object) { |
Mathias Agopian | 5b287a6 | 2011-05-16 18:58:55 -0700 | [diff] [blame] | 59 | // used by LocalRef, this does an incRef() atomically with |
| 60 | // checking that the object is valid. |
Mathias Agopian | f0480de | 2011-11-13 20:50:07 -0800 | [diff] [blame] | 61 | return display->getObject(object); |
Mathias Agopian | 518ec11 | 2011-05-13 16:21:08 -0700 | [diff] [blame] | 62 | } |
| 63 | |
| 64 | // ---------------------------------------------------------------------------- |
Mathias Agopian | 48d438d | 2012-01-28 21:44:00 -0800 | [diff] [blame] | 65 | |
| 66 | egl_context_t::egl_context_t(EGLDisplay dpy, EGLContext context, EGLConfig config, |
Mathias Agopian | ada798b | 2012-02-13 17:09:30 -0800 | [diff] [blame] | 67 | egl_connection_t const* cnx, int version) : |
Mathias Agopian | 48d438d | 2012-01-28 21:44:00 -0800 | [diff] [blame] | 68 | egl_object_t(get_display(dpy)), dpy(dpy), context(context), |
Mathias Agopian | ada798b | 2012-02-13 17:09:30 -0800 | [diff] [blame] | 69 | config(config), read(0), draw(0), cnx(cnx), |
Mathias Agopian | 48d438d | 2012-01-28 21:44:00 -0800 | [diff] [blame] | 70 | version(version) |
| 71 | { |
| 72 | } |
| 73 | |
| 74 | void egl_context_t::onLooseCurrent() { |
| 75 | read = NULL; |
| 76 | draw = NULL; |
| 77 | } |
| 78 | |
| 79 | void egl_context_t::onMakeCurrent(EGLSurface draw, EGLSurface read) { |
| 80 | this->read = read; |
| 81 | this->draw = draw; |
| 82 | |
| 83 | /* |
| 84 | * Here we cache the GL_EXTENSIONS string for this context and we |
| 85 | * add the extensions always handled by the wrapper |
| 86 | */ |
| 87 | |
| 88 | if (gl_extensions.isEmpty()) { |
| 89 | // call the implementation's glGetString(GL_EXTENSIONS) |
Mathias Agopian | ada798b | 2012-02-13 17:09:30 -0800 | [diff] [blame] | 90 | const char* exts = (const char *)gEGLImpl.hooks[version]->gl.glGetString(GL_EXTENSIONS); |
Mathias Agopian | 48d438d | 2012-01-28 21:44:00 -0800 | [diff] [blame] | 91 | gl_extensions.setTo(exts); |
| 92 | if (gl_extensions.find("GL_EXT_debug_marker") < 0) { |
| 93 | String8 temp("GL_EXT_debug_marker "); |
| 94 | temp.append(gl_extensions); |
| 95 | gl_extensions.setTo(temp); |
| 96 | } |
| 97 | } |
| 98 | } |
| 99 | |
| 100 | // ---------------------------------------------------------------------------- |
Mathias Agopian | 518ec11 | 2011-05-13 16:21:08 -0700 | [diff] [blame] | 101 | }; // namespace android |
| 102 | // ---------------------------------------------------------------------------- |