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| 1 // Copyright (c) 2011 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.h" | |
| 6 | |
| 7 #include <wayland-egl.h> | |
| 8 | |
| 9 #include "base/logging.h" | |
| 10 #include "base/memory/scoped_ptr.h" | |
| 11 #include "ui/gfx/gl/egl_util.h" | |
| 12 #include "ui/gfx/gl/gl_bindings.h" | |
| 13 #include "ui/gfx/gl/gl_implementation.h" | |
| 14 #include "ui/gfx/gl/gl_surface_egl.h" | |
| 15 #include "ui/wayland/wayland_display.h" | |
| 16 | |
| 17 namespace { | |
| 18 | |
| 19 // Encapsulates a pixmap EGL surface. | |
| 20 class PixmapGLSurfaceEGL : public gfx::GLSurfaceEGL { | |
| 21 public: | |
| 22 explicit PixmapGLSurfaceEGL(bool software, const gfx::Size& size); | |
| 23 virtual ~PixmapGLSurfaceEGL(); | |
| 24 | |
| 25 // Implement GLSurface. | |
| 26 virtual bool Initialize(); | |
| 27 virtual void Destroy(); | |
| 28 virtual bool IsOffscreen(); | |
| 29 virtual bool SwapBuffers(); | |
| 30 virtual gfx::Size GetSize(); | |
| 31 virtual EGLSurface GetHandle(); | |
| 32 | |
| 33 private: | |
| 34 gfx::Size size_; | |
| 35 EGLSurface surface_; | |
| 36 EGLNativePixmapType pixmap_; | |
| 37 | |
| 38 DISALLOW_COPY_AND_ASSIGN(PixmapGLSurfaceEGL); | |
| 39 }; | |
| 40 | |
| 41 PixmapGLSurfaceEGL::PixmapGLSurfaceEGL(bool software, const gfx::Size& size) | |
| 42 : size_(size), | |
| 43 surface_(NULL), | |
| 44 pixmap_(NULL) { | |
| 45 software_ = software; | |
| 46 } | |
| 47 | |
| 48 PixmapGLSurfaceEGL::~PixmapGLSurfaceEGL() { | |
| 49 Destroy(); | |
| 50 } | |
| 51 | |
| 52 bool PixmapGLSurfaceEGL::Initialize() { | |
| 53 DCHECK(!surface_); | |
| 54 DCHECK(!pixmap_); | |
| 55 | |
| 56 pixmap_ = wl_egl_pixmap_create( | |
| 57 size_.width(), | |
| 58 size_.height(), | |
| 59 0); | |
| 60 surface_ = eglCreatePixmapSurface(gfx::GLSurfaceEGL::GetDisplay(), | |
| 61 gfx::GLSurfaceEGL::GetConfig(), | |
| 62 pixmap_, | |
| 63 NULL); | |
| 64 if (!surface_) { | |
| 65 LOG(ERROR) << "eglCreatePixmapSurface failed with error " | |
| 66 << gfx::GetLastEGLErrorString(); | |
| 67 Destroy(); | |
| 68 return false; | |
| 69 } | |
| 70 | |
| 71 return true; | |
| 72 } | |
| 73 | |
| 74 void PixmapGLSurfaceEGL::Destroy() { | |
| 75 if (surface_) { | |
| 76 if (!eglDestroySurface(gfx::GLSurfaceEGL::GetDisplay(), surface_)) { | |
| 77 LOG(ERROR) << "eglDestroySurface failed with error " | |
| 78 << gfx::GetLastEGLErrorString(); | |
| 79 } | |
| 80 surface_ = NULL; | |
| 81 } | |
| 82 if (pixmap_) { | |
| 83 wl_egl_pixmap_destroy(pixmap_); | |
| 84 pixmap_ = NULL; | |
| 85 } | |
| 86 } | |
| 87 | |
| 88 bool PixmapGLSurfaceEGL::IsOffscreen() { | |
| 89 return true; | |
| 90 } | |
| 91 | |
| 92 bool PixmapGLSurfaceEGL::SwapBuffers() { | |
| 93 NOTREACHED() << "Attempted to call SwapBuffers on a PixmapGLSurfaceEGL."; | |
| 94 return false; | |
| 95 } | |
| 96 | |
| 97 gfx::Size PixmapGLSurfaceEGL::GetSize() { | |
| 98 return size_; | |
| 99 } | |
| 100 | |
| 101 EGLSurface PixmapGLSurfaceEGL::GetHandle() { | |
| 102 return surface_; | |
| 103 } | |
| 104 | |
| 105 } | |
| 106 | |
| 107 namespace gfx { | |
| 108 | |
| 109 bool GLSurface::InitializeOneOff() { | |
| 110 static bool initialized = false; | |
| 111 if (initialized) | |
| 112 return true; | |
| 113 | |
| 114 static const GLImplementation kAllowedGLImplementations[] = { | |
| 115 kGLImplementationEGLGLES2 | |
| 116 }; | |
| 117 | |
| 118 if (!InitializeRequestedGLBindings( | |
| 119 kAllowedGLImplementations, | |
| 120 kAllowedGLImplementations + arraysize(kAllowedGLImplementations), | |
| 121 kGLImplementationEGLGLES2)) { | |
| 122 LOG(ERROR) << "InitializeRequestedGLBindings failed."; | |
| 123 return false; | |
| 124 } | |
| 125 | |
| 126 if (!GLSurfaceEGL::InitializeOneOff()) { | |
| 127 LOG(ERROR) << "GLSurfaceEGL::InitializeOneOff failed."; | |
| 128 return false; | |
| 129 } | |
| 130 | |
| 131 initialized = true; | |
| 132 return true; | |
| 133 } | |
| 134 | |
| 135 scoped_refptr<GLSurface> GLSurface::CreateViewGLSurface( | |
| 136 bool software, | |
| 137 gfx::PluginWindowHandle window) { | |
| 138 | |
| 139 if (software) | |
| 140 return NULL; | |
| 141 | |
| 142 scoped_refptr<GLSurface> surface( | |
| 143 new NativeViewGLSurfaceEGL(software, window)); | |
| 144 if (!surface->Initialize()) | |
| 145 return NULL; | |
| 146 | |
| 147 return surface; | |
| 148 } | |
| 149 | |
| 150 scoped_refptr<GLSurface> GLSurface::CreateOffscreenGLSurface( | |
| 151 bool software, | |
| 152 const gfx::Size& size) { | |
| 153 if (software) | |
| 154 return NULL; | |
| 155 | |
| 156 scoped_refptr<GLSurface> surface(new PixmapGLSurfaceEGL(software, size)); | |
| 157 if (!surface->Initialize()) | |
| 158 return NULL; | |
| 159 | |
| 160 return surface; | |
| 161 } | |
| 162 | |
| 163 } // namespace gfx | |
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Chromium Code Reviews
Issue 8549024:
wayland: integrate gl_surface_wayland.cc into gl_surface_linux.cc (Closed)
Base URL: svn://svn.chromium.org/chrome/trunk/src