gl_surface_win.cc revision 5d1f7b1de12d16ceb2c938c56701a3e8bfa558f7
15821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Copyright (c) 2012 The Chromium Authors. All rights reserved. 25821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Use of this source code is governed by a BSD-style license that can be 35821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// found in the LICENSE file. 45821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 55821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "ui/gl/gl_surface.h" 65821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 74e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles)#include <dwmapi.h> 84e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) 95821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "base/debug/trace_event.h" 105821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "base/logging.h" 115821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "base/memory/scoped_ptr.h" 124e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles)#include "base/win/windows_version.h" 13868fa2fe829687343ffae624259930155e16dbd8Torne (Richard Coles)#include "third_party/mesa/src/include/GL/osmesa.h" 141e9bf3e0803691d0a228da41fc608347b6db4340Torne (Richard Coles)#include "ui/gfx/frame_time.h" 155821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "ui/gl/gl_bindings.h" 165821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "ui/gl/gl_implementation.h" 175821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "ui/gl/gl_surface_egl.h" 185821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "ui/gl/gl_surface_osmesa.h" 195821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "ui/gl/gl_surface_stub.h" 205821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "ui/gl/gl_surface_wgl.h" 215821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 225821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)namespace gfx { 235821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 245821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// This OSMesa GL surface can use GDI to swap the contents of the buffer to a 255821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// view. 265821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)class NativeViewGLSurfaceOSMesa : public GLSurfaceOSMesa { 275821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) public: 285821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) explicit NativeViewGLSurfaceOSMesa(gfx::AcceleratedWidget window); 295821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) virtual ~NativeViewGLSurfaceOSMesa(); 305821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 315821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Implement subset of GLSurface. 325821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) virtual bool Initialize() OVERRIDE; 335821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) virtual void Destroy() OVERRIDE; 345821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) virtual bool IsOffscreen() OVERRIDE; 355821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) virtual bool SwapBuffers() OVERRIDE; 365821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) virtual std::string GetExtensions() OVERRIDE; 375821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) virtual bool PostSubBuffer(int x, int y, int width, int height) OVERRIDE; 385821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 395821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) private: 405821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) gfx::AcceleratedWidget window_; 415821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) HDC device_context_; 425821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 435821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) DISALLOW_COPY_AND_ASSIGN(NativeViewGLSurfaceOSMesa); 445821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)}; 455821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 464e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles)class DWMVSyncProvider : public VSyncProvider { 474e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) public: 484e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) explicit DWMVSyncProvider() {} 494e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) 504e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) virtual ~DWMVSyncProvider() {} 514e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) 524e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) virtual void GetVSyncParameters(const UpdateVSyncCallback& callback) { 534e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) TRACE_EVENT0("gpu", "DWMVSyncProvider::GetVSyncParameters"); 544e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) DWM_TIMING_INFO timing_info; 554e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) timing_info.cbSize = sizeof(timing_info); 564e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) HRESULT result = DwmGetCompositionTimingInfo(NULL, &timing_info); 574e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) if (result != S_OK) 584e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) return; 594e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) 601e9bf3e0803691d0a228da41fc608347b6db4340Torne (Richard Coles) base::TimeTicks timebase; 611e9bf3e0803691d0a228da41fc608347b6db4340Torne (Richard Coles) // If FrameTime is not high resolution, we do not want to translate the 621e9bf3e0803691d0a228da41fc608347b6db4340Torne (Richard Coles) // QPC value provided by DWM into the low-resolution timebase, which 631e9bf3e0803691d0a228da41fc608347b6db4340Torne (Richard Coles) // would be error prone and jittery. As a fallback, we assume the timebase 641e9bf3e0803691d0a228da41fc608347b6db4340Torne (Richard Coles) // is zero. 651e9bf3e0803691d0a228da41fc608347b6db4340Torne (Richard Coles) if (gfx::FrameTime::TimestampsAreHighRes()) { 661e9bf3e0803691d0a228da41fc608347b6db4340Torne (Richard Coles) timebase = gfx::FrameTime::FromQPCValue( 671e9bf3e0803691d0a228da41fc608347b6db4340Torne (Richard Coles) static_cast<LONGLONG>(timing_info.qpcVBlank)); 681e9bf3e0803691d0a228da41fc608347b6db4340Torne (Richard Coles) } 691e9bf3e0803691d0a228da41fc608347b6db4340Torne (Richard Coles) 704e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) // Swap the numerator/denominator to convert frequency to period. 714e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) if (timing_info.rateRefresh.uiDenominator > 0 && 724e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) timing_info.rateRefresh.uiNumerator > 0) { 734e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) base::TimeDelta interval = base::TimeDelta::FromMicroseconds( 744e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) timing_info.rateRefresh.uiDenominator * 754e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) base::Time::kMicrosecondsPerSecond / 764e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) timing_info.rateRefresh.uiNumerator); 774e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) callback.Run(timebase, interval); 784e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) } 794e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) } 804e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) 814e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) private: 824e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) DISALLOW_COPY_AND_ASSIGN(DWMVSyncProvider); 834e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles)}; 844e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) 855821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Helper routine that does one-off initialization like determining the 865d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)// pixel format. 875821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)bool GLSurface::InitializeOneOffInternal() { 885821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) switch (GetGLImplementation()) { 895821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) case kGLImplementationDesktopGL: 905821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (!GLSurfaceWGL::InitializeOneOff()) { 915821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) LOG(ERROR) << "GLSurfaceWGL::InitializeOneOff failed."; 925821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return false; 935821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 945821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) break; 955821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) case kGLImplementationEGLGLES2: 965821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (!GLSurfaceEGL::InitializeOneOff()) { 975821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) LOG(ERROR) << "GLSurfaceEGL::InitializeOneOff failed."; 985821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return false; 995821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 1005821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) break; 1015821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 1025821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return true; 1035821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 1045821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1055821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)NativeViewGLSurfaceOSMesa::NativeViewGLSurfaceOSMesa( 1065821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) gfx::AcceleratedWidget window) 1075821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) : GLSurfaceOSMesa(OSMESA_RGBA, gfx::Size(1, 1)), 1085821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) window_(window), 1095821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) device_context_(NULL) { 1105821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) DCHECK(window); 1115821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 1125821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1135821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)NativeViewGLSurfaceOSMesa::~NativeViewGLSurfaceOSMesa() { 1145821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) Destroy(); 1155821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 1165821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1175821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)bool NativeViewGLSurfaceOSMesa::Initialize() { 1185821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (!GLSurfaceOSMesa::Initialize()) 1195821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return false; 1205821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1215821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) device_context_ = GetDC(window_); 1225821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return true; 1235821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 1245821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1255821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void NativeViewGLSurfaceOSMesa::Destroy() { 1265821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (window_ && device_context_) 1275821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) ReleaseDC(window_, device_context_); 1285821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1295821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) device_context_ = NULL; 1305821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1315821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) GLSurfaceOSMesa::Destroy(); 1325821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 1335821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1345821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)bool NativeViewGLSurfaceOSMesa::IsOffscreen() { 1355821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return false; 1365821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 1375821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1385821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)bool NativeViewGLSurfaceOSMesa::SwapBuffers() { 1395821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) DCHECK(device_context_); 1405821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1415821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) gfx::Size size = GetSize(); 1425821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1435821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Note: negating the height below causes GDI to treat the bitmap data as row 1445821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // 0 being at the top. 1455821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) BITMAPV4HEADER info = { sizeof(BITMAPV4HEADER) }; 1465821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) info.bV4Width = size.width(); 1475821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) info.bV4Height = -size.height(); 1485821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) info.bV4Planes = 1; 1495821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) info.bV4BitCount = 32; 1505821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) info.bV4V4Compression = BI_BITFIELDS; 1515821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) info.bV4RedMask = 0x000000FF; 1525821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) info.bV4GreenMask = 0x0000FF00; 1535821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) info.bV4BlueMask = 0x00FF0000; 1545821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) info.bV4AlphaMask = 0xFF000000; 1555821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1565821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Copy the back buffer to the window's device context. Do not check whether 1575821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // StretchDIBits succeeds or not. It will fail if the window has been 1585821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // destroyed but it is preferable to allow rendering to silently fail if the 1595821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // window is destroyed. This is because the primary application of this 1605821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // class of GLContext is for testing and we do not want every GL related ui / 1615821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // browser test to become flaky if there is a race condition between GL 1625821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // context destruction and window destruction. 1635821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) StretchDIBits(device_context_, 1645821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0, 0, size.width(), size.height(), 1655821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0, 0, size.width(), size.height(), 1665821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) GetHandle(), 1675821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) reinterpret_cast<BITMAPINFO*>(&info), 1685821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) DIB_RGB_COLORS, 1695821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) SRCCOPY); 1705821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1715821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return true; 1725821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 1735821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1745821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)std::string NativeViewGLSurfaceOSMesa::GetExtensions() { 1755821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) std::string extensions = gfx::GLSurfaceOSMesa::GetExtensions(); 1765821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) extensions += extensions.empty() ? "" : " "; 1775821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) extensions += "GL_CHROMIUM_post_sub_buffer"; 1785821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return extensions; 1795821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 1805821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1815821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)bool NativeViewGLSurfaceOSMesa::PostSubBuffer( 1825821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) int x, int y, int width, int height) { 1835821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) DCHECK(device_context_); 1845821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1855821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) gfx::Size size = GetSize(); 1865821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1875821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Note: negating the height below causes GDI to treat the bitmap data as row 1885821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // 0 being at the top. 1895821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) BITMAPV4HEADER info = { sizeof(BITMAPV4HEADER) }; 1905821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) info.bV4Width = size.width(); 1915821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) info.bV4Height = -size.height(); 1925821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) info.bV4Planes = 1; 1935821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) info.bV4BitCount = 32; 1945821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) info.bV4V4Compression = BI_BITFIELDS; 1955821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) info.bV4RedMask = 0x000000FF; 1965821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) info.bV4GreenMask = 0x0000FF00; 1975821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) info.bV4BlueMask = 0x00FF0000; 1985821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) info.bV4AlphaMask = 0xFF000000; 1995821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2005821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Copy the back buffer to the window's device context. Do not check whether 2015821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // StretchDIBits succeeds or not. It will fail if the window has been 2025821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // destroyed but it is preferable to allow rendering to silently fail if the 2035821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // window is destroyed. This is because the primary application of this 2045821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // class of GLContext is for testing and we do not want every GL related ui / 2055821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // browser test to become flaky if there is a race condition between GL 2065821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // context destruction and window destruction. 2075821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) StretchDIBits(device_context_, 2085821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) x, size.height() - y - height, width, height, 2095821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) x, y, width, height, 2105821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) GetHandle(), 2115821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) reinterpret_cast<BITMAPINFO*>(&info), 2125821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) DIB_RGB_COLORS, 2135821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) SRCCOPY); 2145821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2155821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return true; 2165821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 2175821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2185821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)scoped_refptr<GLSurface> GLSurface::CreateViewGLSurface( 2195821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) gfx::AcceleratedWidget window) { 2205821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) TRACE_EVENT0("gpu", "GLSurface::CreateViewGLSurface"); 2215821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) switch (GetGLImplementation()) { 2225821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) case kGLImplementationOSMesaGL: { 2235821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) scoped_refptr<GLSurface> surface( 2245821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) new NativeViewGLSurfaceOSMesa(window)); 2255821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (!surface->Initialize()) 2265821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return NULL; 2275821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2285821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return surface; 2295821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 2305821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) case kGLImplementationEGLGLES2: { 2314e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) scoped_refptr<NativeViewGLSurfaceEGL> surface( 2324e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) new NativeViewGLSurfaceEGL(window)); 2335d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) scoped_ptr<VSyncProvider> sync_provider; 2344e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) if (base::win::GetVersion() >= base::win::VERSION_VISTA) 2355d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) sync_provider.reset(new DWMVSyncProvider); 2365d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) if (!surface->Initialize(sync_provider.Pass())) 2375821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return NULL; 2385821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2395821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return surface; 2405821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 2415821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) case kGLImplementationDesktopGL: { 2425821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) scoped_refptr<GLSurface> surface(new NativeViewGLSurfaceWGL( 2435821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) window)); 2445821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (!surface->Initialize()) 2455821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return NULL; 2465821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2475821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return surface; 2485821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 2495821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) case kGLImplementationMockGL: 2505821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return new GLSurfaceStub; 2515821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) default: 2525821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) NOTREACHED(); 2535821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return NULL; 2545821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 2555821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 2565821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2575821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)scoped_refptr<GLSurface> GLSurface::CreateOffscreenGLSurface( 2585821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const gfx::Size& size) { 2595821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) TRACE_EVENT0("gpu", "GLSurface::CreateOffscreenGLSurface"); 2605821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) switch (GetGLImplementation()) { 2615821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) case kGLImplementationOSMesaGL: { 2625821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) scoped_refptr<GLSurface> surface(new GLSurfaceOSMesa(OSMESA_RGBA, 2635821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) size)); 2645821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (!surface->Initialize()) 2655821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return NULL; 2665821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2675821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return surface; 2685821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 2695821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) case kGLImplementationEGLGLES2: { 2707d4cd473f85ac64c3747c96c277f9e506a0d2246Torne (Richard Coles) scoped_refptr<GLSurface> surface(new PbufferGLSurfaceEGL(size)); 2715821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (!surface->Initialize()) 2725821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return NULL; 2735821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2745821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return surface; 2755821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 2765821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) case kGLImplementationDesktopGL: { 2775821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) scoped_refptr<GLSurface> surface(new PbufferGLSurfaceWGL(size)); 2785821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (!surface->Initialize()) 2795821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return NULL; 2805821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2815821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return surface; 2825821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 2835821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) case kGLImplementationMockGL: 2845821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return new GLSurfaceStub; 2855821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) default: 2865821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) NOTREACHED(); 2875821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return NULL; 2885821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 2895821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 2905821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2915821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} // namespace gfx 292