Move OpenGL ES 2.0 conformance test support into main tree

gpu/gles2_conform_support/native/egl_native_win.cc

+// Copyright (c) 2011 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.
+
+extern "C" {
+#if defined(GLES2_CONFORM_SUPPORT_ONLY)
+#include "gpu/gles2_conform_support/gtf/gtf_stubs.h"
+#else
+#include "third_party/gles2_conform/GTF_ES/glsl/GTF/Source/eglNative.h"
+#endif
+}
+
+#include <string>
+
+namespace {
+LPCTSTR kWindowClassName = TEXT("ES2CONFORM");
+
+LRESULT CALLBACK WindowProc(HWND hwnd, UINT msg,
+                            WPARAM w_param, LPARAM l_param) {
+  LRESULT result = 0;
+  switch (msg) {
+    case WM_CLOSE:
+      ::DestroyWindow(hwnd);
+      break;
+    case WM_DESTROY:
+      ::PostQuitMessage(0);
+      break;
+    case WM_ERASEBKGND:
+      // Return a non-zero value to indicate that the background has been
+      // erased.
+      result = 1;
+      break;
+    default:
+      result = ::DefWindowProc(hwnd, msg, w_param, l_param);
+      break;
+  }
+  return result;
+}
+}  // namespace.
+
+GTFbool GTFNativeCreateDisplay(EGLNativeDisplayType *pNativeDisplay) {
+  *pNativeDisplay = EGL_DEFAULT_DISPLAY;
+  return GTFtrue;
+}
+
+void GTFNativeDestroyDisplay(EGLNativeDisplayType nativeDisplay) {
+  // Nothing to destroy since we are using EGL_DEFAULT_DISPLAY
+}
+
+GTFbool GTFNativeCreateWindow(EGLNativeDisplayType nativeDisplay,
+                              EGLDisplay eglDisplay, EGLConfig eglConfig,
+                              const char* title, int width, int height,
+                              EGLNativeWindowType *pNativeWindow) {
+  WNDCLASS wnd_class = {0};
+  HINSTANCE instance = GetModuleHandle(NULL);
+  wnd_class.style = CS_OWNDC;
+  wnd_class.lpfnWndProc = WindowProc;
+  wnd_class.hInstance = instance;
+  wnd_class.hbrBackground =
+      reinterpret_cast<HBRUSH>(GetStockObject(BLACK_BRUSH));
+  wnd_class.lpszClassName = kWindowClassName;
+  if (!RegisterClass(&wnd_class))
+    return GTFfalse;
+
+  DWORD wnd_style = WS_OVERLAPPEDWINDOW | WS_CLIPSIBLINGS | WS_CLIPCHILDREN;
+  RECT wnd_rect;
+  wnd_rect.left = 0;
+  wnd_rect.top = 0;
+  wnd_rect.right = width;
+  wnd_rect.bottom = height;
+  if (!AdjustWindowRect(&wnd_rect, wnd_style, FALSE))
+    return GTFfalse;
+
+#ifdef UNICODE
+  // Convert ascii string to wide string.
+  const std::wstring wnd_title(title, title + strlen(title));
+#else
+  const std::string wnd_title = title;
+#endif  // UNICODE
+
+  HWND hwnd = CreateWindow(
+      wnd_class.lpszClassName,
+      wnd_title.c_str(),
+      wnd_style,
+      0,
+      0,
+      wnd_rect.right - wnd_rect.left,
+      wnd_rect.bottom - wnd_rect.top,
+      NULL,
+      NULL,
+      instance,
+      NULL);
+  if (hwnd == NULL)
+    return GTFfalse;
+
+  ShowWindow(hwnd, SW_SHOWNORMAL);
+  *pNativeWindow = hwnd;
+  return GTFtrue;
+}
+
+void GTFNativeDestroyWindow(EGLNativeDisplayType nativeDisplay,
+                            EGLNativeWindowType nativeWindow) {
+  DestroyWindow(nativeWindow);
+  UnregisterClass(kWindowClassName, GetModuleHandle(NULL));
+}
+
+EGLImageKHR GTFCreateEGLImage(int width, int height,
+                              GLenum format, GLenum type) {
+  return (EGLImageKHR)NULL;
+}
+
+void GTFDestroyEGLImage(EGLImageKHR image) {
+}