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| 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | |
| 2 // Use of this source code is governed by a BSD-style license that can be | |
| 3 // found in the LICENSE file. | |
| 4 | |
| 5 #include "ui/gfx/gl/gl_surface_android.h" | |
| 6 | |
| 7 #include <EGL/egl.h> | |
| 8 | |
| 9 #include "base/logging.h" | |
| 10 #include "base/memory/ref_counted.h" | |
| 11 #include "ui/gfx/gl/egl_util.h" | |
| 12 #include "ui/gfx/gl/gl_bindings.h" | |
| 13 #include "ui/gfx/gl/gl_context.h" | |
| 14 #include "ui/gfx/gl/gl_implementation.h" | |
| 15 #include "ui/gfx/gl/android_native_window.h" | |
| 16 | |
| 17 namespace gfx { | |
| 18 | |
| 19 bool GLSurface::InitializeOneOffInternal() { | |
| 20 static bool initialized = false; | |
| 21 if (initialized) | |
| 22 return true; | |
| 23 | |
| 24 switch (GetGLImplementation()) { | |
| 25 case kGLImplementationEGLGLES2: | |
| 26 if (!GLSurfaceEGL::InitializeOneOff()) { | |
| 27 LOG(ERROR) << "GLSurfaceEGL::InitializeOneOff failed."; | |
| 28 return false; | |
| 29 } | |
| 30 break; | |
| 31 default: | |
| 32 NOTREACHED(); | |
| 33 break; | |
| 34 } | |
| 35 | |
| 36 initialized = true; | |
| 37 return true; | |
| 38 } | |
| 39 // static | |
| 40 scoped_refptr<GLSurface> | |
| 41 GLSurface::CreateViewGLSurface(bool software, gfx::AcceleratedWidget window) { | |
| 42 if (software) | |
| 43 return NULL; | |
| 44 | |
| 45 switch (GetGLImplementation()) { | |
| 46 case kGLImplementationEGLGLES2: { | |
| 47 // window is unused | |
| 48 scoped_refptr<AndroidViewSurface> surface(new AndroidViewSurface()); | |
| 49 if (!surface->Initialize()) | |
| 50 return NULL; | |
| 51 return surface; | |
| 52 } | |
| 53 default: | |
| 54 NOTREACHED(); | |
| 55 return NULL; | |
| 56 } | |
| 57 } | |
| 58 | |
| 59 // static | |
| 60 scoped_refptr<GLSurface> | |
| 61 GLSurface::CreateOffscreenGLSurface(bool software, const gfx::Size& size) { | |
| 62 if (software) | |
| 63 return NULL; | |
| 64 | |
| 65 switch (GetGLImplementation()) { | |
| 66 case kGLImplementationEGLGLES2: { | |
| 67 scoped_refptr<PbufferGLSurfaceEGL> surface( | |
| 68 new PbufferGLSurfaceEGL(false, size)); | |
| 69 if (!surface->Initialize()) | |
| 70 return NULL; | |
| 71 return surface; | |
| 72 } | |
| 73 default: | |
| 74 NOTREACHED(); | |
| 75 return NULL; | |
| 76 } | |
| 77 } | |
| 78 | |
| 79 AndroidViewSurface::AndroidViewSurface() | |
| 80 : NativeViewGLSurfaceEGL(false, 0), | |
| 81 pbuffer_surface_(new PbufferGLSurfaceEGL(false, Size(1, 1))), | |
| 82 window_(NULL) { | |
| 83 } | |
| 84 | |
| 85 AndroidViewSurface::~AndroidViewSurface() { | |
| 86 } | |
| 87 | |
| 88 bool AndroidViewSurface::Initialize() { | |
| 89 DCHECK(pbuffer_surface_.get()); | |
| 90 return pbuffer_surface_->Initialize(); | |
| 91 } | |
| 92 | |
| 93 void AndroidViewSurface::Destroy() { | |
| 94 if (pbuffer_surface_.get()) { | |
| 95 pbuffer_surface_->Destroy(); | |
| 96 } else { | |
| 97 window_ = NULL; | |
| 98 } | |
| 99 NativeViewGLSurfaceEGL::Destroy(); | |
| 100 } | |
| 101 | |
| 102 bool AndroidViewSurface::IsOffscreen() { | |
| 103 return false; | |
| 104 } | |
| 105 | |
| 106 bool AndroidViewSurface::SwapBuffers() { | |
| 107 if (!pbuffer_surface_.get()) | |
| 108 return NativeViewGLSurfaceEGL::SwapBuffers(); | |
| 109 return true; | |
| 110 } | |
| 111 | |
| 112 gfx::Size AndroidViewSurface::GetSize() { | |
| 113 if (pbuffer_surface_.get()) | |
| 114 return pbuffer_surface_->GetSize(); | |
| 115 else | |
| 116 return NativeViewGLSurfaceEGL::GetSize(); | |
| 117 } | |
| 118 | |
| 119 EGLSurface AndroidViewSurface::GetHandle() { | |
| 120 if (pbuffer_surface_.get()) | |
| 121 return pbuffer_surface_->GetHandle(); | |
| 122 else | |
| 123 return NativeViewGLSurfaceEGL::GetHandle(); | |
| 124 } | |
| 125 | |
| 126 bool AndroidViewSurface::Resize(const gfx::Size& size) { | |
| 127 if (pbuffer_surface_.get()) | |
| 128 return pbuffer_surface_->Resize(size); | |
| 129 else if (GetHandle()) { | |
| 130 DCHECK(window_ && window_->GetNativeHandle()); | |
| 131 // Deactivate and restore any currently active context. | |
| 132 EGLContext context = eglGetCurrentContext(); | |
| 133 if (context != EGL_NO_CONTEXT) { | |
| 134 eglMakeCurrent(GetDisplay(), EGL_NO_SURFACE, EGL_NO_SURFACE, | |
| 135 EGL_NO_CONTEXT); | |
| 136 } | |
| 137 NativeViewGLSurfaceEGL::Destroy(); | |
| 138 if (CreateWindowSurface(window_)) { | |
| 139 if (context != EGL_NO_CONTEXT) | |
| 140 eglMakeCurrent(GetDisplay(), GetHandle(), GetHandle(), context); | |
| 141 } | |
| 142 } | |
| 143 return true; | |
| 144 } | |
| 145 | |
| 146 bool AndroidViewSurface::CreateWindowSurface(AndroidNativeWindow* window) { | |
| 147 DCHECK(window->GetNativeHandle()); | |
| 148 window_ = window; | |
| 149 EGLSurface surface = eglCreateWindowSurface(GetDisplay(), | |
| 150 GetConfig(), | |
| 151 window->GetNativeHandle(), | |
| 152 NULL); | |
| 153 if (surface == EGL_NO_SURFACE) { | |
| 154 LOG(ERROR) << "eglCreateWindowSurface failed with error " | |
| 155 << GetLastEGLErrorString(); | |
| 156 Destroy(); | |
| 157 return false; | |
| 158 } | |
| 159 | |
| 160 SetHandle(surface); | |
| 161 return true; | |
| 162 } | |
| 163 | |
| 164 void AndroidViewSurface::SetNativeWindow(AndroidNativeWindow* window) { | |
| 165 if (window->GetNativeHandle()) { | |
| 166 DCHECK(pbuffer_surface_.get()); | |
| 167 pbuffer_surface_->Destroy(); | |
| 168 pbuffer_surface_ = NULL; | |
| 169 | |
| 170 CreateWindowSurface(window); | |
| 171 } else { | |
| 172 DCHECK(GetHandle()); | |
| 173 NativeViewGLSurfaceEGL::Destroy(); | |
| 174 window_ = NULL; | |
| 175 | |
| 176 pbuffer_surface_ = new PbufferGLSurfaceEGL(false, Size(1,1)); | |
| 177 pbuffer_surface_->Initialize(); | |
| 178 } | |
| 179 } | |
| 180 | |
| 181 } // namespace gfx | |
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Chromium Code Reviews
Issue 10392068:
ui: Move gl/ directory out of gfx/, up to ui/. (Closed)
Base URL: svn://svn.chromium.org/chrome/trunk/src