| // Copyright 2016 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #include "ui/gl/gl_angle_util_win.h" |
| |
| #include "base/trace_event/trace_event.h" |
| #include "third_party/angle/include/EGL/egl.h" |
| #include "third_party/angle/include/EGL/eglext.h" |
| #include "ui/gl/gl_surface_egl.h" |
| |
| namespace gl { |
| |
| void* QueryDeviceObjectFromANGLE(int object_type) { |
| EGLDisplay egl_display = nullptr; |
| intptr_t egl_device = 0; |
| intptr_t device = 0; |
| |
| { |
| TRACE_EVENT0("gpu", "QueryDeviceObjectFromANGLE. GetHardwareDisplay"); |
| egl_display = gl::GLSurfaceEGL::GetHardwareDisplay(); |
| } |
| |
| if (!gl::GLSurfaceEGL::HasEGLExtension("EGL_EXT_device_query")) |
| return nullptr; |
| |
| PFNEGLQUERYDISPLAYATTRIBEXTPROC QueryDisplayAttribEXT = nullptr; |
| |
| { |
| TRACE_EVENT0("gpu", "QueryDeviceObjectFromANGLE. eglGetProcAddress"); |
| |
| QueryDisplayAttribEXT = reinterpret_cast<PFNEGLQUERYDISPLAYATTRIBEXTPROC>( |
| eglGetProcAddress("eglQueryDisplayAttribEXT")); |
| |
| if (!QueryDisplayAttribEXT) |
| return nullptr; |
| } |
| |
| PFNEGLQUERYDEVICEATTRIBEXTPROC QueryDeviceAttribEXT = nullptr; |
| |
| { |
| TRACE_EVENT0("gpu", "QueryDeviceObjectFromANGLE. eglGetProcAddress"); |
| |
| QueryDeviceAttribEXT = reinterpret_cast<PFNEGLQUERYDEVICEATTRIBEXTPROC>( |
| eglGetProcAddress("eglQueryDeviceAttribEXT")); |
| if (!QueryDeviceAttribEXT) |
| return nullptr; |
| } |
| |
| { |
| TRACE_EVENT0("gpu", "QueryDeviceObjectFromANGLE. QueryDisplayAttribEXT"); |
| |
| if (!QueryDisplayAttribEXT(egl_display, EGL_DEVICE_EXT, &egl_device)) |
| return nullptr; |
| } |
| if (!egl_device) |
| return nullptr; |
| |
| { |
| TRACE_EVENT0("gpu", "QueryDeviceObjectFromANGLE. QueryDisplayAttribEXT"); |
| |
| if (!QueryDeviceAttribEXT(reinterpret_cast<EGLDeviceEXT>(egl_device), |
| object_type, &device)) { |
| return nullptr; |
| } |
| } |
| |
| return reinterpret_cast<void*>(device); |
| } |
| |
| base::win::ScopedComPtr<ID3D11Device> QueryD3D11DeviceObjectFromANGLE() { |
| base::win::ScopedComPtr<ID3D11Device> d3d11_device; |
| d3d11_device = reinterpret_cast<ID3D11Device*>( |
| QueryDeviceObjectFromANGLE(EGL_D3D11_DEVICE_ANGLE)); |
| return d3d11_device; |
| } |
| |
| base::win::ScopedComPtr<IDirect3DDevice9> QueryD3D9DeviceObjectFromANGLE() { |
| base::win::ScopedComPtr<IDirect3DDevice9> d3d9_device; |
| d3d9_device = reinterpret_cast<IDirect3DDevice9*>( |
| QueryDeviceObjectFromANGLE(EGL_D3D9_DEVICE_ANGLE)); |
| return d3d9_device; |
| } |
| |
| } // namespace gl |