1 files changed, 95 insertions, 0 deletions
diff --git a/examples/hellowindow/window.cpp b/examples/hellowindow/window.cpp
new file mode 100644
index 0000000..9682d56
--- /dev/null
+++ b/examples/hellowindow/window.cpp
@@ -0,0 +1,95 @@
+/****************************************************************************
+**
+** Copyright (C) 2016 The Qt Company Ltd.
+** Contact: http://www.qt.io/licensing/
+**
+** This file is part of the examples of the QtD3D12Window module
+**
+** $QT_BEGIN_LICENSE:BSD$
+** You may use this file under the terms of the BSD license as follows:
+**
+** "Redistribution and use in source and binary forms, with or without
+** modification, are permitted provided that the following conditions are
+** met:
+**   * Redistributions of source code must retain the above copyright
+**     notice, this list of conditions and the following disclaimer.
+**   * Redistributions in binary form must reproduce the above copyright
+**     notice, this list of conditions and the following disclaimer in
+**     the documentation and/or other materials provided with the
+**     distribution.
+**   * Neither the name of The Qt Company Ltd nor the names of its
+**     contributors may be used to endorse or promote products derived
+**     from this software without specific prior written permission.
+**
+**
+** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include "window.h"
+
+Window::Window()
+    : f(Q_NULLPTR),
+      green(0)
+{
+}
+
+Window::~Window()
+{
+    delete f;
+}
+
+void Window::initializeD3D()
+{
+    f = createFence();
+    ID3D12Device *dev = device();
+    if (FAILED(dev->CreateCommandList(0, D3D12_COMMAND_LIST_TYPE_DIRECT, commandAllocator(), Q_NULLPTR, IID_PPV_ARGS(&commandList)))) {
+        qWarning("Failed to create command list");
+        return;
+    }
+    commandList->Close();
+}
+
+void Window::resizeD3D(const QSize &size)
+{
+    qDebug("resize %d %d", size.width(), size.height());
+}
+
+void Window::paintD3D()
+{
+    commandAllocator()->Reset();
+    commandList->Reset(commandAllocator(), Q_NULLPTR);
+
+    transitionResource(backBufferRenderTarget(), commandList.Get(), D3D12_RESOURCE_STATE_PRESENT, D3D12_RESOURCE_STATE_RENDER_TARGET);
+
+    green += 0.01f;
+    if (green > 1.0f)
+        green = 0.0f;
+    const float clearColor[] = { 0.0f, green, 0.0f, 1.0f };
+    commandList->ClearRenderTargetView(backBufferRenderTargetCPUHandle(), clearColor, 0, Q_NULLPTR);
+
+    transitionResource(backBufferRenderTarget(), commandList.Get(), D3D12_RESOURCE_STATE_RENDER_TARGET, D3D12_RESOURCE_STATE_PRESENT);
+    commandList->Close();
+
+    ID3D12CommandList *commandLists[] = { commandList.Get() };
+    commandQueue()->ExecuteCommandLists(_countof(commandLists), commandLists);
+
+    update(); // schedule the next frame by posting an UpdateRequest event
+}
+
+void Window::afterPresent()
+{
+    waitForGPU(f);
+}