(2019年4月21日)
■使用ソフト
・Visual Studio Community 2019
■言語
・C/C++
■Windows SDK バージョン
・10.0.17763.0
※Windows SDK バージョンの変更方法
■手順
１．基本的には以下の流れ参照
【C++】 DirectX11の初期化 //これをベースにコードを変更する
【C++】 メッセージボックスの作成 //プロジェクトの作成からビルドまでの操作方法について
２．C++ファイル(.cpp)を以下のとおり変更する。
#pragma comment(lib,"d3d11.lib")
#pragma comment(lib,"d2d1.lib")//---★追加---
#pragma comment(lib,"dwrite.lib")//---★追加---
#include <windows.h>
#include <d3d11_1.h>
#include <directxcolors.h>
#include <d2d1.h>//---★追加---
#include <dwrite.h>//---★追加---
//--------------------------------------------------------------------------------------
// グローバル変数
//--------------------------------------------------------------------------------------
HINSTANCE g_hInst = nullptr;
HWND g_hWnd = nullptr;
D3D_DRIVER_TYPE g_driverType = D3D_DRIVER_TYPE_NULL;
D3D_FEATURE_LEVEL g_featureLevel = D3D_FEATURE_LEVEL_11_0;
ID3D11Device* g_pd3dDevice = nullptr;
ID3D11Device1* g_pd3dDevice1 = nullptr;
ID3D11DeviceContext* g_pImmediateContext = nullptr;
ID3D11DeviceContext1* g_pImmediateContext1 = nullptr;
IDXGISwapChain* g_pSwapChain = nullptr;
IDXGISwapChain1* g_pSwapChain1 = nullptr;
ID3D11RenderTargetView* g_pRenderTargetView = nullptr;
//--------------------------★追加↓--------------------------
ID2D1Factory* g_pD2DFactory = nullptr;
IDWriteFactory* g_pDWriteFactory = nullptr;
IDWriteTextFormat* g_pTextFormat = nullptr;
ID2D1RenderTarget* g_pRT = nullptr;
ID2D1SolidColorBrush* g_pSolidBrush = nullptr;
IDXGISurface* g_pBackBuffer = nullptr;
//--------------------------★追加↑--------------------------
//--------------------------------------------------------------------------------------
// 前方宣言
//--------------------------------------------------------------------------------------
HRESULT InitWindow(HINSTANCE hInstance, int nCmdShow);
HRESULT InitDevice();
LRESULT CALLBACK WndProc(HWND, UINT, WPARAM, LPARAM);
void Render();
void CleanupDevice();
int WINAPI wWinMain(_In_ HINSTANCE hInstance, _In_opt_ HINSTANCE hPrevInstance, _In_ LPWSTR lpCmdLine, _In_ int nCmdShow)
{
if (FAILED(InitWindow(hInstance, nCmdShow)))
return 0;
if (FAILED(InitDevice()))
{
CleanupDevice();
return 0;
}
// メインメッセージループ
MSG msg = { 0 };
while (WM_QUIT != msg.message)
{
if (PeekMessage(&msg, nullptr, 0, 0, PM_REMOVE))
{
TranslateMessage(&msg);
DispatchMessage(&msg);
}
else
{
Render();
}
}
CleanupDevice();
return (int)msg.wParam;
}
HRESULT InitWindow(HINSTANCE hInstance, int nCmdShow)
{
WNDCLASSEX wcex;
wcex.cbSize = sizeof(WNDCLASSEX);
wcex.style = CS_HREDRAW | CS_VREDRAW;
wcex.lpfnWndProc = WndProc;
wcex.cbClsExtra = 0;
wcex.cbWndExtra = 0;
wcex.hInstance = hInstance;
wcex.hIcon = nullptr;
wcex.hCursor = LoadCursor(nullptr, IDC_ARROW);
wcex.hbrBackground = (HBRUSH)(COLOR_WINDOW + 1);
wcex.lpszMenuName = nullptr;
wcex.lpszClassName = L"WindowClass";
wcex.hIconSm = nullptr;
if (!RegisterClassEx(&wcex))
return E_FAIL;
g_hInst = hInstance;
RECT rc = { 0, 0, 800, 600 };
AdjustWindowRect(&rc, WS_OVERLAPPEDWINDOW, FALSE);
g_hWnd = CreateWindow(L"WindowClass", L"坊っちゃん - 夏目漱石",//★---変更---
WS_OVERLAPPED | WS_CAPTION | WS_SYSMENU | WS_MINIMIZEBOX,
CW_USEDEFAULT, CW_USEDEFAULT, rc.right - rc.left, rc.bottom - rc.top, nullptr, nullptr, hInstance,
nullptr);
if (!g_hWnd)
return E_FAIL;
ShowWindow(g_hWnd, nCmdShow);
return S_OK;
}
HRESULT InitDevice()
{
HRESULT hr = S_OK;
RECT rc;
GetClientRect(g_hWnd, &rc);
UINT width = rc.right - rc.left;
UINT height = rc.bottom - rc.top;
UINT createDeviceFlags = D3D11_CREATE_DEVICE_BGRA_SUPPORT;//★---変更--- DirectX11上でDirect2Dを使用するために必要
#ifdef _DEBUG
createDeviceFlags |= D3D11_CREATE_DEVICE_DEBUG;
#endif
D3D_DRIVER_TYPE driverTypes[] =
{
D3D_DRIVER_TYPE_HARDWARE,
D3D_DRIVER_TYPE_WARP,
D3D_DRIVER_TYPE_REFERENCE,
};
UINT numDriverTypes = ARRAYSIZE(driverTypes);
D3D_FEATURE_LEVEL featureLevels[] =
{
D3D_FEATURE_LEVEL_11_1,
D3D_FEATURE_LEVEL_11_0,
D3D_FEATURE_LEVEL_10_1,
D3D_FEATURE_LEVEL_10_0,
};
UINT numFeatureLevels = ARRAYSIZE(featureLevels);
for (UINT driverTypeIndex = 0; driverTypeIndex < numDriverTypes; driverTypeIndex++)
{
g_driverType = driverTypes[driverTypeIndex];
hr = D3D11CreateDevice(nullptr, g_driverType, nullptr, createDeviceFlags, featureLevels, numFeatureLevels,
D3D11_SDK_VERSION, &g_pd3dDevice, &g_featureLevel, &g_pImmediateContext);
if (hr == E_INVALIDARG)
{
hr = D3D11CreateDevice(nullptr, g_driverType, nullptr, createDeviceFlags, &featureLevels[1], numFeatureLevels - 1,
D3D11_SDK_VERSION, &g_pd3dDevice, &g_featureLevel, &g_pImmediateContext);
}
if (SUCCEEDED(hr))
break;
}
if (FAILED(hr))
return hr;
IDXGIFactory1* dxgiFactory = nullptr;
{
IDXGIDevice* dxgiDevice = nullptr;
hr = g_pd3dDevice->QueryInterface(__uuidof(IDXGIDevice), reinterpret_cast<void**>(&dxgiDevice));
if (SUCCEEDED(hr))
{
IDXGIAdapter* adapter = nullptr;
hr = dxgiDevice->GetAdapter(&adapter);
if (SUCCEEDED(hr))
{
hr = adapter->GetParent(__uuidof(IDXGIFactory1), reinterpret_cast<void**>(&dxgiFactory));
adapter->Release();
}
dxgiDevice->Release();
}
}
if (FAILED(hr))
return hr;
IDXGIFactory2* dxgiFactory2 = nullptr;
hr = dxgiFactory->QueryInterface(__uuidof(IDXGIFactory2), reinterpret_cast<void**>(&dxgiFactory2));
if (dxgiFactory2)
{
hr = g_pd3dDevice->QueryInterface(__uuidof(ID3D11Device1), reinterpret_cast<void**>(&g_pd3dDevice1));
if (SUCCEEDED(hr))
{
(void)g_pImmediateContext->QueryInterface(__uuidof(ID3D11DeviceContext1), reinterpret_cast<void**>(&g_pImmediateContext1));
}
DXGI_SWAP_CHAIN_DESC1 sd = {};
sd.Width = width;
sd.Height = height;
sd.Format = DXGI_FORMAT_R8G8B8A8_UNORM;
sd.SampleDesc.Count = 1;
sd.SampleDesc.Quality = 0;
sd.BufferUsage = DXGI_USAGE_RENDER_TARGET_OUTPUT;
sd.BufferCount = 1;
hr = dxgiFactory2->CreateSwapChainForHwnd(g_pd3dDevice, g_hWnd, &sd, nullptr, nullptr, &g_pSwapChain1);
if (SUCCEEDED(hr))
{
hr = g_pSwapChain1->QueryInterface(__uuidof(IDXGISwapChain), reinterpret_cast<void**>(&g_pSwapChain));
}
dxgiFactory2->Release();
}
else
{
DXGI_SWAP_CHAIN_DESC sd = {};
sd.BufferCount = 1;
sd.BufferDesc.Width = width;
sd.BufferDesc.Height = height;
sd.BufferDesc.Format = DXGI_FORMAT_R8G8B8A8_UNORM;
sd.BufferDesc.RefreshRate.Numerator = 60;
sd.BufferDesc.RefreshRate.Denominator = 1;
sd.BufferUsage = DXGI_USAGE_RENDER_TARGET_OUTPUT;
sd.OutputWindow = g_hWnd;
sd.SampleDesc.Count = 1;
sd.SampleDesc.Quality = 0;
sd.Windowed = TRUE;
hr = dxgiFactory->CreateSwapChain(g_pd3dDevice, &sd, &g_pSwapChain);
}
dxgiFactory->MakeWindowAssociation(g_hWnd, DXGI_MWA_NO_ALT_ENTER);
dxgiFactory->Release();
if (FAILED(hr))
return hr;
ID3D11Texture2D* pBackBuffer = nullptr;
hr = g_pSwapChain->GetBuffer(0, __uuidof(ID3D11Texture2D), reinterpret_cast<void**>(&pBackBuffer));
if (FAILED(hr))
return hr;
hr = g_pd3dDevice->CreateRenderTargetView(pBackBuffer, nullptr, &g_pRenderTargetView);
pBackBuffer->Release();
if (FAILED(hr))
return hr;
g_pImmediateContext->OMSetRenderTargets(1, &g_pRenderTargetView, nullptr);
D3D11_VIEWPORT vp;
vp.Width = (FLOAT)width;
vp.Height = (FLOAT)height;
vp.MinDepth = 0.0f;
vp.MaxDepth = 1.0f;
vp.TopLeftX = 0;
vp.TopLeftY = 0;
g_pImmediateContext->RSSetViewports(1, &vp);
//--------------------------★追加↓--------------------------
// Direct2D,DirectWriteの初期化
hr = D2D1CreateFactory(D2D1_FACTORY_TYPE_SINGLE_THREADED, &g_pD2DFactory);
if (FAILED(hr))
return hr;
hr = g_pSwapChain->GetBuffer(0, IID_PPV_ARGS(&g_pBackBuffer));
if (FAILED(hr))
return hr;
FLOAT dpiX;
FLOAT dpiY;
g_pD2DFactory->GetDesktopDpi(&dpiX, &dpiY);
D2D1_RENDER_TARGET_PROPERTIES props = D2D1::RenderTargetProperties(D2D1_RENDER_TARGET_TYPE_DEFAULT, D2D1::PixelFormat(DXGI_FORMAT_UNKNOWN, D2D1_ALPHA_MODE_PREMULTIPLIED), dpiX, dpiY);
hr = g_pD2DFactory->CreateDxgiSurfaceRenderTarget(g_pBackBuffer, &props, &g_pRT);
if (FAILED(hr))
return hr;
hr = DWriteCreateFactory(DWRITE_FACTORY_TYPE_SHARED, __uuidof(IDWriteFactory), reinterpret_cast<IUnknown * *>(&g_pDWriteFactory));
if (FAILED(hr))
return hr;
//関数CreateTextFormat()
//第1引数：フォント名（L"メイリオ", L"Arial", L"Meiryo UI"等）
//第2引数：フォントコレクション（nullptr）
//第3引数：フォントの太さ（DWRITE_FONT_WEIGHT_NORMAL, DWRITE_FONT_WEIGHT_BOLD等）
//第4引数：フォントスタイル（DWRITE_FONT_STYLE_NORMAL, DWRITE_FONT_STYLE_OBLIQUE, DWRITE_FONT_STYLE_ITALIC）
//第5引数：フォントの幅（DWRITE_FONT_STRETCH_NORMAL,DWRITE_FONT_STRETCH_EXTRA_EXPANDED等）
//第6引数：フォントサイズ（20, 30等）
//第7引数：ロケール名（L""）
//第8引数：テキストフォーマット（&g_pTextFormat）
hr = g_pDWriteFactory->CreateTextFormat(L"メイリオ", nullptr, DWRITE_FONT_WEIGHT_NORMAL, DWRITE_FONT_STYLE_NORMAL, DWRITE_FONT_STRETCH_NORMAL, 20, L"", &g_pTextFormat);
if (FAILED(hr))
return hr;
//関数SetTextAlignment()
//第1引数：テキストの配置（DWRITE_TEXT_ALIGNMENT_LEADING：前, DWRITE_TEXT_ALIGNMENT_TRAILING：後, DWRITE_TEXT_ALIGNMENT_CENTER：中央,
// DWRITE_TEXT_ALIGNMENT_JUSTIFIED：行いっぱい）
hr = g_pTextFormat->SetTextAlignment(DWRITE_TEXT_ALIGNMENT_LEADING);
if (FAILED(hr))
return hr;
//関数CreateSolidColorBrush()
//第1引数：フォント色（D2D1::ColorF(D2D1::ColorF::Black)：黒, D2D1::ColorF(D2D1::ColorF(0.0f, 0.2f, 0.9f, 1.0f))：RGBA指定）
hr = g_pRT->CreateSolidColorBrush(D2D1::ColorF(D2D1::ColorF::Black), &g_pSolidBrush);
if (FAILED(hr))
return hr;
//--------------------------★追加↑--------------------------
return S_OK;
}
LRESULT CALLBACK WndProc(HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam)
{
PAINTSTRUCT ps;
HDC hdc;
switch (message)
{
case WM_PAINT:
hdc = BeginPaint(hWnd, &ps);
EndPaint(hWnd, &ps);
break;
case WM_DESTROY:
PostQuitMessage(0);
break;
default:
return DefWindowProc(hWnd, message, wParam, lParam);
}
return 0;
}
void Render()
{
g_pImmediateContext->ClearRenderTargetView(g_pRenderTargetView, DirectX::Colors::Aquamarine);
//--------------------------★追加↓--------------------------
// テキストの描画
WCHAR wcText1[] = L" 親譲りの無鉄砲で小供の時から損ばかりしている。小学校に居る時分学校の二階から";
WCHAR wcText2[] = L"飛び降りて一週間ほど腰を抜かした事がある。なぜそんな無闇をしたと聞く人があるか";
WCHAR wcText3[] = L"も知れぬ。別段深い理由でもない。新築の二階から首を出していたら、同級生の一人が";
WCHAR wcText4[] = L"冗談に、いくら威張っても、そこから飛び降りる事は出来まい。弱虫やーい。と囃した";
WCHAR wcText5[] = L"からである。小使に負ぶさって帰って来た時、おやじが大きな眼をして二階ぐらいから";
WCHAR wcText6[] = L"飛び降りて腰を抜かす奴があるかと云ったから、この次は抜かさずに飛んで見せますと";
WCHAR wcText7[] = L"答えた。";
g_pRT->BeginDraw();
g_pRT->DrawText(wcText1, ARRAYSIZE(wcText1) - 1, g_pTextFormat, D2D1::RectF(0, 0, 800, 20), g_pSolidBrush, D2D1_DRAW_TEXT_OPTIONS_NONE);
g_pRT->DrawText(wcText2, ARRAYSIZE(wcText2) - 1, g_pTextFormat, D2D1::RectF(0, 20, 800, 40), g_pSolidBrush, D2D1_DRAW_TEXT_OPTIONS_NONE);
g_pRT->DrawText(wcText3, ARRAYSIZE(wcText3) - 1, g_pTextFormat, D2D1::RectF(0, 40, 800, 60), g_pSolidBrush, D2D1_DRAW_TEXT_OPTIONS_NONE);
g_pRT->DrawText(wcText4, ARRAYSIZE(wcText4) - 1, g_pTextFormat, D2D1::RectF(0, 60, 800, 80), g_pSolidBrush, D2D1_DRAW_TEXT_OPTIONS_NONE);
g_pRT->DrawText(wcText5, ARRAYSIZE(wcText5) - 1, g_pTextFormat, D2D1::RectF(0, 80, 800, 100), g_pSolidBrush, D2D1_DRAW_TEXT_OPTIONS_NONE);
g_pRT->DrawText(wcText6, ARRAYSIZE(wcText6) - 1, g_pTextFormat, D2D1::RectF(0, 100, 800, 120), g_pSolidBrush, D2D1_DRAW_TEXT_OPTIONS_NONE);
g_pRT->DrawText(wcText7, ARRAYSIZE(wcText7) - 1, g_pTextFormat, D2D1::RectF(0, 120, 800, 140), g_pSolidBrush, D2D1_DRAW_TEXT_OPTIONS_NONE);
g_pRT->EndDraw();
//--------------------------★追加↑--------------------------
g_pSwapChain->Present(0, 0);
}
void CleanupDevice()
{
//--------------------------★追加↓--------------------------
if (g_pBackBuffer) g_pBackBuffer->Release();
if (g_pSolidBrush) g_pSolidBrush->Release();
if (g_pRT) g_pRT->Release();
if (g_pTextFormat) g_pTextFormat->Release();
if (g_pDWriteFactory) g_pDWriteFactory->Release();
if (g_pD2DFactory) g_pD2DFactory->Release();
//--------------------------★追加↑--------------------------
if (g_pImmediateContext) g_pImmediateContext->ClearState();
if (g_pRenderTargetView) g_pRenderTargetView->Release();
if (g_pSwapChain1) g_pSwapChain1->Release();
if (g_pSwapChain) g_pSwapChain->Release();
if (g_pImmediateContext1) g_pImmediateContext1->Release();
if (g_pImmediateContext) g_pImmediateContext->Release();
if (g_pd3dDevice1) g_pd3dDevice1->Release();
if (g_pd3dDevice) g_pd3dDevice->Release();
}
#pragma comment(lib,"d2d1.lib")//---★追加---
#pragma comment(lib,"dwrite.lib")//---★追加---
#include <windows.h>
#include <d3d11_1.h>
#include <directxcolors.h>
#include <d2d1.h>//---★追加---
#include <dwrite.h>//---★追加---
//--------------------------------------------------------------------------------------
// グローバル変数
//--------------------------------------------------------------------------------------
HINSTANCE g_hInst = nullptr;
HWND g_hWnd = nullptr;
D3D_DRIVER_TYPE g_driverType = D3D_DRIVER_TYPE_NULL;
D3D_FEATURE_LEVEL g_featureLevel = D3D_FEATURE_LEVEL_11_0;
ID3D11Device* g_pd3dDevice = nullptr;
ID3D11Device1* g_pd3dDevice1 = nullptr;
ID3D11DeviceContext* g_pImmediateContext = nullptr;
ID3D11DeviceContext1* g_pImmediateContext1 = nullptr;
IDXGISwapChain* g_pSwapChain = nullptr;
IDXGISwapChain1* g_pSwapChain1 = nullptr;
ID3D11RenderTargetView* g_pRenderTargetView = nullptr;
//--------------------------★追加↓--------------------------
ID2D1Factory* g_pD2DFactory = nullptr;
IDWriteFactory* g_pDWriteFactory = nullptr;
IDWriteTextFormat* g_pTextFormat = nullptr;
ID2D1RenderTarget* g_pRT = nullptr;
ID2D1SolidColorBrush* g_pSolidBrush = nullptr;
IDXGISurface* g_pBackBuffer = nullptr;
//--------------------------★追加↑--------------------------
//--------------------------------------------------------------------------------------
// 前方宣言
//--------------------------------------------------------------------------------------
HRESULT InitWindow(HINSTANCE hInstance, int nCmdShow);
HRESULT InitDevice();
LRESULT CALLBACK WndProc(HWND, UINT, WPARAM, LPARAM);
void Render();
void CleanupDevice();
int WINAPI wWinMain(_In_ HINSTANCE hInstance, _In_opt_ HINSTANCE hPrevInstance, _In_ LPWSTR lpCmdLine, _In_ int nCmdShow)
{
if (FAILED(InitWindow(hInstance, nCmdShow)))
return 0;
if (FAILED(InitDevice()))
{
CleanupDevice();
return 0;
}
// メインメッセージループ
MSG msg = { 0 };
while (WM_QUIT != msg.message)
{
if (PeekMessage(&msg, nullptr, 0, 0, PM_REMOVE))
{
TranslateMessage(&msg);
DispatchMessage(&msg);
}
else
{
Render();
}
}
CleanupDevice();
return (int)msg.wParam;
}
HRESULT InitWindow(HINSTANCE hInstance, int nCmdShow)
{
WNDCLASSEX wcex;
wcex.cbSize = sizeof(WNDCLASSEX);
wcex.style = CS_HREDRAW | CS_VREDRAW;
wcex.lpfnWndProc = WndProc;
wcex.cbClsExtra = 0;
wcex.cbWndExtra = 0;
wcex.hInstance = hInstance;
wcex.hIcon = nullptr;
wcex.hCursor = LoadCursor(nullptr, IDC_ARROW);
wcex.hbrBackground = (HBRUSH)(COLOR_WINDOW + 1);
wcex.lpszMenuName = nullptr;
wcex.lpszClassName = L"WindowClass";
wcex.hIconSm = nullptr;
if (!RegisterClassEx(&wcex))
return E_FAIL;
g_hInst = hInstance;
RECT rc = { 0, 0, 800, 600 };
AdjustWindowRect(&rc, WS_OVERLAPPEDWINDOW, FALSE);
g_hWnd = CreateWindow(L"WindowClass", L"坊っちゃん - 夏目漱石",//★---変更---
WS_OVERLAPPED | WS_CAPTION | WS_SYSMENU | WS_MINIMIZEBOX,
CW_USEDEFAULT, CW_USEDEFAULT, rc.right - rc.left, rc.bottom - rc.top, nullptr, nullptr, hInstance,
nullptr);
if (!g_hWnd)
return E_FAIL;
ShowWindow(g_hWnd, nCmdShow);
return S_OK;
}
HRESULT InitDevice()
{
HRESULT hr = S_OK;
RECT rc;
GetClientRect(g_hWnd, &rc);
UINT width = rc.right - rc.left;
UINT height = rc.bottom - rc.top;
UINT createDeviceFlags = D3D11_CREATE_DEVICE_BGRA_SUPPORT;//★---変更--- DirectX11上でDirect2Dを使用するために必要
#ifdef _DEBUG
createDeviceFlags |= D3D11_CREATE_DEVICE_DEBUG;
#endif
D3D_DRIVER_TYPE driverTypes[] =
{
D3D_DRIVER_TYPE_HARDWARE,
D3D_DRIVER_TYPE_WARP,
D3D_DRIVER_TYPE_REFERENCE,
};
UINT numDriverTypes = ARRAYSIZE(driverTypes);
D3D_FEATURE_LEVEL featureLevels[] =
{
D3D_FEATURE_LEVEL_11_1,
D3D_FEATURE_LEVEL_11_0,
D3D_FEATURE_LEVEL_10_1,
D3D_FEATURE_LEVEL_10_0,
};
UINT numFeatureLevels = ARRAYSIZE(featureLevels);
for (UINT driverTypeIndex = 0; driverTypeIndex < numDriverTypes; driverTypeIndex++)
{
g_driverType = driverTypes[driverTypeIndex];
hr = D3D11CreateDevice(nullptr, g_driverType, nullptr, createDeviceFlags, featureLevels, numFeatureLevels,
D3D11_SDK_VERSION, &g_pd3dDevice, &g_featureLevel, &g_pImmediateContext);
if (hr == E_INVALIDARG)
{
hr = D3D11CreateDevice(nullptr, g_driverType, nullptr, createDeviceFlags, &featureLevels[1], numFeatureLevels - 1,
D3D11_SDK_VERSION, &g_pd3dDevice, &g_featureLevel, &g_pImmediateContext);
}
if (SUCCEEDED(hr))
break;
}
if (FAILED(hr))
return hr;
IDXGIFactory1* dxgiFactory = nullptr;
{
IDXGIDevice* dxgiDevice = nullptr;
hr = g_pd3dDevice->QueryInterface(__uuidof(IDXGIDevice), reinterpret_cast<void**>(&dxgiDevice));
if (SUCCEEDED(hr))
{
IDXGIAdapter* adapter = nullptr;
hr = dxgiDevice->GetAdapter(&adapter);
if (SUCCEEDED(hr))
{
hr = adapter->GetParent(__uuidof(IDXGIFactory1), reinterpret_cast<void**>(&dxgiFactory));
adapter->Release();
}
dxgiDevice->Release();
}
}
if (FAILED(hr))
return hr;
IDXGIFactory2* dxgiFactory2 = nullptr;
hr = dxgiFactory->QueryInterface(__uuidof(IDXGIFactory2), reinterpret_cast<void**>(&dxgiFactory2));
if (dxgiFactory2)
{
hr = g_pd3dDevice->QueryInterface(__uuidof(ID3D11Device1), reinterpret_cast<void**>(&g_pd3dDevice1));
if (SUCCEEDED(hr))
{
(void)g_pImmediateContext->QueryInterface(__uuidof(ID3D11DeviceContext1), reinterpret_cast<void**>(&g_pImmediateContext1));
}
DXGI_SWAP_CHAIN_DESC1 sd = {};
sd.Width = width;
sd.Height = height;
sd.Format = DXGI_FORMAT_R8G8B8A8_UNORM;
sd.SampleDesc.Count = 1;
sd.SampleDesc.Quality = 0;
sd.BufferUsage = DXGI_USAGE_RENDER_TARGET_OUTPUT;
sd.BufferCount = 1;
hr = dxgiFactory2->CreateSwapChainForHwnd(g_pd3dDevice, g_hWnd, &sd, nullptr, nullptr, &g_pSwapChain1);
if (SUCCEEDED(hr))
{
hr = g_pSwapChain1->QueryInterface(__uuidof(IDXGISwapChain), reinterpret_cast<void**>(&g_pSwapChain));
}
dxgiFactory2->Release();
}
else
{
DXGI_SWAP_CHAIN_DESC sd = {};
sd.BufferCount = 1;
sd.BufferDesc.Width = width;
sd.BufferDesc.Height = height;
sd.BufferDesc.Format = DXGI_FORMAT_R8G8B8A8_UNORM;
sd.BufferDesc.RefreshRate.Numerator = 60;
sd.BufferDesc.RefreshRate.Denominator = 1;
sd.BufferUsage = DXGI_USAGE_RENDER_TARGET_OUTPUT;
sd.OutputWindow = g_hWnd;
sd.SampleDesc.Count = 1;
sd.SampleDesc.Quality = 0;
sd.Windowed = TRUE;
hr = dxgiFactory->CreateSwapChain(g_pd3dDevice, &sd, &g_pSwapChain);
}
dxgiFactory->MakeWindowAssociation(g_hWnd, DXGI_MWA_NO_ALT_ENTER);
dxgiFactory->Release();
if (FAILED(hr))
return hr;
ID3D11Texture2D* pBackBuffer = nullptr;
hr = g_pSwapChain->GetBuffer(0, __uuidof(ID3D11Texture2D), reinterpret_cast<void**>(&pBackBuffer));
if (FAILED(hr))
return hr;
hr = g_pd3dDevice->CreateRenderTargetView(pBackBuffer, nullptr, &g_pRenderTargetView);
pBackBuffer->Release();
if (FAILED(hr))
return hr;
g_pImmediateContext->OMSetRenderTargets(1, &g_pRenderTargetView, nullptr);
D3D11_VIEWPORT vp;
vp.Width = (FLOAT)width;
vp.Height = (FLOAT)height;
vp.MinDepth = 0.0f;
vp.MaxDepth = 1.0f;
vp.TopLeftX = 0;
vp.TopLeftY = 0;
g_pImmediateContext->RSSetViewports(1, &vp);
//--------------------------★追加↓--------------------------
// Direct2D,DirectWriteの初期化
hr = D2D1CreateFactory(D2D1_FACTORY_TYPE_SINGLE_THREADED, &g_pD2DFactory);
if (FAILED(hr))
return hr;
hr = g_pSwapChain->GetBuffer(0, IID_PPV_ARGS(&g_pBackBuffer));
if (FAILED(hr))
return hr;
FLOAT dpiX;
FLOAT dpiY;
g_pD2DFactory->GetDesktopDpi(&dpiX, &dpiY);
D2D1_RENDER_TARGET_PROPERTIES props = D2D1::RenderTargetProperties(D2D1_RENDER_TARGET_TYPE_DEFAULT, D2D1::PixelFormat(DXGI_FORMAT_UNKNOWN, D2D1_ALPHA_MODE_PREMULTIPLIED), dpiX, dpiY);
hr = g_pD2DFactory->CreateDxgiSurfaceRenderTarget(g_pBackBuffer, &props, &g_pRT);
if (FAILED(hr))
return hr;
hr = DWriteCreateFactory(DWRITE_FACTORY_TYPE_SHARED, __uuidof(IDWriteFactory), reinterpret_cast<IUnknown * *>(&g_pDWriteFactory));
if (FAILED(hr))
return hr;
//関数CreateTextFormat()
//第1引数：フォント名（L"メイリオ", L"Arial", L"Meiryo UI"等）
//第2引数：フォントコレクション（nullptr）
//第3引数：フォントの太さ（DWRITE_FONT_WEIGHT_NORMAL, DWRITE_FONT_WEIGHT_BOLD等）
//第4引数：フォントスタイル（DWRITE_FONT_STYLE_NORMAL, DWRITE_FONT_STYLE_OBLIQUE, DWRITE_FONT_STYLE_ITALIC）
//第5引数：フォントの幅（DWRITE_FONT_STRETCH_NORMAL,DWRITE_FONT_STRETCH_EXTRA_EXPANDED等）
//第6引数：フォントサイズ（20, 30等）
//第7引数：ロケール名（L""）
//第8引数：テキストフォーマット（&g_pTextFormat）
hr = g_pDWriteFactory->CreateTextFormat(L"メイリオ", nullptr, DWRITE_FONT_WEIGHT_NORMAL, DWRITE_FONT_STYLE_NORMAL, DWRITE_FONT_STRETCH_NORMAL, 20, L"", &g_pTextFormat);
if (FAILED(hr))
return hr;
//関数SetTextAlignment()
//第1引数：テキストの配置（DWRITE_TEXT_ALIGNMENT_LEADING：前, DWRITE_TEXT_ALIGNMENT_TRAILING：後, DWRITE_TEXT_ALIGNMENT_CENTER：中央,
// DWRITE_TEXT_ALIGNMENT_JUSTIFIED：行いっぱい）
hr = g_pTextFormat->SetTextAlignment(DWRITE_TEXT_ALIGNMENT_LEADING);
if (FAILED(hr))
return hr;
//関数CreateSolidColorBrush()
//第1引数：フォント色（D2D1::ColorF(D2D1::ColorF::Black)：黒, D2D1::ColorF(D2D1::ColorF(0.0f, 0.2f, 0.9f, 1.0f))：RGBA指定）
hr = g_pRT->CreateSolidColorBrush(D2D1::ColorF(D2D1::ColorF::Black), &g_pSolidBrush);
if (FAILED(hr))
return hr;
//--------------------------★追加↑--------------------------
return S_OK;
}
LRESULT CALLBACK WndProc(HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam)
{
PAINTSTRUCT ps;
HDC hdc;
switch (message)
{
case WM_PAINT:
hdc = BeginPaint(hWnd, &ps);
EndPaint(hWnd, &ps);
break;
case WM_DESTROY:
PostQuitMessage(0);
break;
default:
return DefWindowProc(hWnd, message, wParam, lParam);
}
return 0;
}
void Render()
{
g_pImmediateContext->ClearRenderTargetView(g_pRenderTargetView, DirectX::Colors::Aquamarine);
//--------------------------★追加↓--------------------------
// テキストの描画
WCHAR wcText1[] = L" 親譲りの無鉄砲で小供の時から損ばかりしている。小学校に居る時分学校の二階から";
WCHAR wcText2[] = L"飛び降りて一週間ほど腰を抜かした事がある。なぜそんな無闇をしたと聞く人があるか";
WCHAR wcText3[] = L"も知れぬ。別段深い理由でもない。新築の二階から首を出していたら、同級生の一人が";
WCHAR wcText4[] = L"冗談に、いくら威張っても、そこから飛び降りる事は出来まい。弱虫やーい。と囃した";
WCHAR wcText5[] = L"からである。小使に負ぶさって帰って来た時、おやじが大きな眼をして二階ぐらいから";
WCHAR wcText6[] = L"飛び降りて腰を抜かす奴があるかと云ったから、この次は抜かさずに飛んで見せますと";
WCHAR wcText7[] = L"答えた。";
g_pRT->BeginDraw();
g_pRT->DrawText(wcText1, ARRAYSIZE(wcText1) - 1, g_pTextFormat, D2D1::RectF(0, 0, 800, 20), g_pSolidBrush, D2D1_DRAW_TEXT_OPTIONS_NONE);
g_pRT->DrawText(wcText2, ARRAYSIZE(wcText2) - 1, g_pTextFormat, D2D1::RectF(0, 20, 800, 40), g_pSolidBrush, D2D1_DRAW_TEXT_OPTIONS_NONE);
g_pRT->DrawText(wcText3, ARRAYSIZE(wcText3) - 1, g_pTextFormat, D2D1::RectF(0, 40, 800, 60), g_pSolidBrush, D2D1_DRAW_TEXT_OPTIONS_NONE);
g_pRT->DrawText(wcText4, ARRAYSIZE(wcText4) - 1, g_pTextFormat, D2D1::RectF(0, 60, 800, 80), g_pSolidBrush, D2D1_DRAW_TEXT_OPTIONS_NONE);
g_pRT->DrawText(wcText5, ARRAYSIZE(wcText5) - 1, g_pTextFormat, D2D1::RectF(0, 80, 800, 100), g_pSolidBrush, D2D1_DRAW_TEXT_OPTIONS_NONE);
g_pRT->DrawText(wcText6, ARRAYSIZE(wcText6) - 1, g_pTextFormat, D2D1::RectF(0, 100, 800, 120), g_pSolidBrush, D2D1_DRAW_TEXT_OPTIONS_NONE);
g_pRT->DrawText(wcText7, ARRAYSIZE(wcText7) - 1, g_pTextFormat, D2D1::RectF(0, 120, 800, 140), g_pSolidBrush, D2D1_DRAW_TEXT_OPTIONS_NONE);
g_pRT->EndDraw();
//--------------------------★追加↑--------------------------
g_pSwapChain->Present(0, 0);
}
void CleanupDevice()
{
//--------------------------★追加↓--------------------------
if (g_pBackBuffer) g_pBackBuffer->Release();
if (g_pSolidBrush) g_pSolidBrush->Release();
if (g_pRT) g_pRT->Release();
if (g_pTextFormat) g_pTextFormat->Release();
if (g_pDWriteFactory) g_pDWriteFactory->Release();
if (g_pD2DFactory) g_pD2DFactory->Release();
//--------------------------★追加↑--------------------------
if (g_pImmediateContext) g_pImmediateContext->ClearState();
if (g_pRenderTargetView) g_pRenderTargetView->Release();
if (g_pSwapChain1) g_pSwapChain1->Release();
if (g_pSwapChain) g_pSwapChain->Release();
if (g_pImmediateContext1) g_pImmediateContext1->Release();
if (g_pImmediateContext) g_pImmediateContext->Release();
if (g_pd3dDevice1) g_pd3dDevice1->Release();
if (g_pd3dDevice) g_pd3dDevice->Release();
}
★部分を追加または変更
３．ウィンドウが表示され、DirectX11上でDirect2D,DirectWriteによる
テキストの描画ができていることが確認できる。
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