Replace NULL with nullptr in all C++ files.

webrtc/test/win/d3d_renderer.cc

 /*
  *  Copyright (c) 2013 The WebRTC project authors. All Rights Reserved.
  *
  *  Use of this source code is governed by a BSD-style license
  *  that can be found in the LICENSE file in the root of the source
  *  tree. An additional intellectual property rights grant can be found
  *  in the file PATENTS.  All contributing project authors may
  *  be found in the AUTHORS file in the root of the source tree.
  */
 #include "webrtc/test/win/d3d_renderer.h"
@@ skipping 15 matching lines @@
 
 VideoRenderer* VideoRenderer::CreatePlatformRenderer(const char* window_title,
                                                      size_t width,
                                                      size_t height) {
   return D3dRenderer::Create(window_title, width, height);
 }
 
 D3dRenderer::D3dRenderer(size_t width, size_t height)
     : width_(width),
       height_(height),
-      hwnd_(NULL),
-      d3d_(NULL),
-      d3d_device_(NULL),
-      texture_(NULL),
-      vertex_buffer_(NULL) {
+      hwnd_(nullptr),
+      d3d_(nullptr),
+      d3d_device_(nullptr),
+      texture_(nullptr),
+      vertex_buffer_(nullptr) {
   RTC_DCHECK_GT(width, 0);
   RTC_DCHECK_GT(height, 0);
 }
 
 D3dRenderer::~D3dRenderer() { Destroy(); }
 
 LRESULT WINAPI D3dRenderer::WindowProc(HWND hwnd, UINT msg, WPARAM wparam,
                                        LPARAM lparam) {
   if (msg == WM_DESTROY || (msg == WM_CHAR && wparam == VK_RETURN)) {
     PostQuitMessage(0);
     return 0;
   }
 
   return DefWindowProcA(hwnd, msg, wparam, lparam);
 }
 
 void D3dRenderer::Destroy() {
-  texture_ = NULL;
-  vertex_buffer_ = NULL;
-  d3d_device_ = NULL;
-  d3d_ = NULL;
+  texture_ = nullptr;
+  vertex_buffer_ = nullptr;
+  d3d_device_ = nullptr;
+  d3d_ = nullptr;
 
-  if (hwnd_ != NULL) {
+  if (hwnd_ != nullptr) {
     DestroyWindow(hwnd_);
     RTC_DCHECK(!IsWindow(hwnd_));
-    hwnd_ = NULL;
+    hwnd_ = nullptr;
   }
 }
 
 bool D3dRenderer::Init(const char* window_title) {
-  hwnd_ = CreateWindowA(kD3DClassName,
-                        window_title,
-                        WS_OVERLAPPEDWINDOW,
-                        0,
-                        0,
-                        static_cast<int>(width_),
-                        static_cast<int>(height_),
-                        NULL,
-                        NULL,
-                        NULL,
-                        NULL);
+  hwnd_ = CreateWindowA(kD3DClassName, window_title, WS_OVERLAPPEDWINDOW, 0, 0,
+                        static_cast<int>(width_), static_cast<int>(height_),
+                        nullptr, nullptr, nullptr, nullptr);
 
-  if (hwnd_ == NULL) {
+  if (hwnd_ == nullptr) {
     Destroy();
     return false;
   }
 
   d3d_ = Direct3DCreate9(D3D_SDK_VERSION);
-  if (d3d_ == NULL) {
+  if (d3d_ == nullptr) {
     Destroy();
     return false;
   }
 
   D3DPRESENT_PARAMETERS d3d_params = {};
 
   d3d_params.Windowed = TRUE;
   d3d_params.SwapEffect = D3DSWAPEFFECT_COPY;
 
   IDirect3DDevice9* d3d_device;
   if (d3d_->CreateDevice(D3DADAPTER_DEFAULT,
                          D3DDEVTYPE_HAL,
                          hwnd_,
                          D3DCREATE_SOFTWARE_VERTEXPROCESSING,
                          &d3d_params,
                          &d3d_device) != D3D_OK) {
     Destroy();
     return false;
   }
   d3d_device_ = d3d_device;
   d3d_device->Release();
 
   IDirect3DVertexBuffer9* vertex_buffer;
   const int kRectVertices = 4;
   if (d3d_device_->CreateVertexBuffer(kRectVertices * sizeof(D3dCustomVertex),
-                                      0,
-                                      D3DFVF_CUSTOMVERTEX,
-                                      D3DPOOL_MANAGED,
-                                      &vertex_buffer,
-                                      NULL) != D3D_OK) {
+                                      0, D3DFVF_CUSTOMVERTEX, D3DPOOL_MANAGED,
+                                      &vertex_buffer, nullptr) != D3D_OK) {
     Destroy();
     return false;
   }
   vertex_buffer_ = vertex_buffer;
   vertex_buffer->Release();
 
   d3d_device_->SetRenderState(D3DRS_CULLMODE, D3DCULL_NONE);
   d3d_device_->SetRenderState(D3DRS_LIGHTING, FALSE);
   Resize(width_, height_);
 
   ShowWindow(hwnd_, SW_SHOWNOACTIVATE);
-  d3d_device_->Present(NULL, NULL, NULL, NULL);
+  d3d_device_->Present(nullptr, nullptr, nullptr, nullptr);
 
   return true;
 }
 
 D3dRenderer* D3dRenderer::Create(const char* window_title,
                                  size_t width,
                                  size_t height) {
   static ATOM wc_atom = 0;
   if (wc_atom == 0) {
     WNDCLASSA wc = {};
 
     wc.style = CS_HREDRAW | CS_VREDRAW;
     wc.lpfnWndProc = WindowProc;
-    wc.hCursor = LoadCursor(NULL, IDC_ARROW);
+    wc.hCursor = LoadCursor(nullptr, IDC_ARROW);
     wc.hbrBackground = reinterpret_cast<HBRUSH>(COLOR_WINDOW);
     wc.lpszClassName = kD3DClassName;
 
     wc_atom = RegisterClassA(&wc);
     if (wc_atom == 0)
       return false;
   }
 
   D3dRenderer* d3d_renderer = new D3dRenderer(width, height);
   if (!d3d_renderer->Init(window_title)) {
     delete d3d_renderer;
-    return NULL;
+    return nullptr;
   }
 
   return d3d_renderer;
 }
 
 void D3dRenderer::Resize(size_t width, size_t height) {
   width_ = width;
   height_ = height;
   IDirect3DTexture9* texture;
 
   d3d_device_->CreateTexture(static_cast<UINT>(width_),
-                             static_cast<UINT>(height_),
-                             1,
-                             0,
-                             D3DFMT_A8R8G8B8,
-                             D3DPOOL_MANAGED,
-                             &texture,
-                             NULL);
+                             static_cast<UINT>(height_), 1, 0, D3DFMT_A8R8G8B8,
+                             D3DPOOL_MANAGED, &texture, nullptr);
   texture_ = texture;
   texture->Release();
 
   // Vertices for the video frame to be rendered to.
   static const D3dCustomVertex rect[] = {
     {-1.0f, -1.0f, 0.0f, 0.0f, 1.0f},
     {-1.0f, 1.0f, 0.0f, 0.0f, 0.0f},
     {1.0f, -1.0f, 0.0f, 1.0f, 1.0f},
     {1.0f, 1.0f, 0.0f, 1.0f, 0.0f},
   };
 
   void* buf_data;
   if (vertex_buffer_->Lock(0, 0, &buf_data, 0) != D3D_OK)
     return;
 
   memcpy(buf_data, &rect, sizeof(rect));
   vertex_buffer_->Unlock();
 }
 
 void D3dRenderer::OnFrame(const webrtc::VideoFrame& frame) {
   if (static_cast<size_t>(frame.width()) != width_ ||
       static_cast<size_t>(frame.height()) != height_) {
     Resize(static_cast<size_t>(frame.width()),
            static_cast<size_t>(frame.height()));
   }
 
   D3DLOCKED_RECT lock_rect;
-  if (texture_->LockRect(0, &lock_rect, NULL, 0) != D3D_OK)
+  if (texture_->LockRect(0, &lock_rect, nullptr, 0) != D3D_OK)
     return;
 
   ConvertFromI420(frame, kARGB, 0, static_cast<uint8_t*>(lock_rect.pBits));
   texture_->UnlockRect(0);
 
   d3d_device_->BeginScene();
   d3d_device_->SetFVF(D3DFVF_CUSTOMVERTEX);
   d3d_device_->SetStreamSource(0, vertex_buffer_, 0, sizeof(D3dCustomVertex));
   d3d_device_->SetTexture(0, texture_);
   d3d_device_->DrawPrimitive(D3DPT_TRIANGLESTRIP, 0, 2);
   d3d_device_->EndScene();
 
-  d3d_device_->Present(NULL, NULL, NULL, NULL);
+  d3d_device_->Present(nullptr, nullptr, nullptr, nullptr);
 }
 }  // namespace test
 }  // namespace webrtc