git.cworth.org Git - apitrace-tests/blob - apps/d3d10_1/tri.cpp

   1 /**************************************************************************
   2  *
   3  * Copyright 2012 Jose Fonseca
   4  * All Rights Reserved.
   5  *
   6  * Permission is hereby granted, free of charge, to any person obtaining a copy
   7  * of this software and associated documentation files (the "Software"), to deal
   8  * in the Software without restriction, including without limitation the rights
   9  * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
  10  * copies of the Software, and to permit persons to whom the Software is
  11  * furnished to do so, subject to the following conditions:
  12  *
  13  * The above copyright notice and this permission notice shall be included in
  14  * all copies or substantial portions of the Software.
  15  *
  16  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  17  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  18  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
  19  * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  20  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
  21  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
  22  * THE SOFTWARE.
  23  *
  24  **************************************************************************/
  25
  26
  27 #include <stdio.h>
  28 #include <stddef.h>
  29
  30 #include <initguid.h>
  31 #include <windows.h>
  32
  33 #include "compat.h"
  34
  35 #include <d3d10_1.h>
  36
  37 #include "tri_vs_4_0.h"
  38 #include "tri_ps_4_0.h"
  39
  40
  41 static IDXGIFactory1 *g_pFactory = NULL;
  42 static IDXGIAdapter *g_pAdapter = NULL;
  43 static IDXGISwapChain* g_pSwapChain = NULL;
  44 static ID3D10Device1 * g_pDevice = NULL;
  45
  46
  47 int
  48 main(int argc, char *argv[])
  49 {
  50     HRESULT hr;
  51
  52     HINSTANCE hInstance = GetModuleHandle(NULL);
  53
  54     WNDCLASSEX wc = {
  55         sizeof(WNDCLASSEX),
  56         CS_CLASSDC,
  57         DefWindowProc,
  58         0,
  59         0,
  60         hInstance,
  61         NULL,
  62         NULL,
  63         NULL,
  64         NULL,
  65         "SimpleDX10",
  66         NULL
  67     };
  68     RegisterClassEx(&wc);
  69
  70     const int WindowWidth = 250;
  71     const int WindowHeight = 250;
  72     BOOL Windowed = TRUE;
  73
  74     DWORD dwStyle = WS_CLIPSIBLINGS | WS_CLIPCHILDREN | WS_OVERLAPPEDWINDOW;
  75
  76     RECT rect = {0, 0, WindowWidth, WindowHeight};
  77     AdjustWindowRect(&rect, dwStyle, FALSE);
  78
  79     HWND hWnd = CreateWindow(wc.lpszClassName,
  80                              "Simple example using DirectX10",
  81                              dwStyle,
  82                              CW_USEDEFAULT, CW_USEDEFAULT,
  83                              rect.right - rect.left,
  84                              rect.bottom - rect.top,
  85                              NULL,
  86                              NULL,
  87                              hInstance,
  88                              NULL);
  89     if (!hWnd) {
  90         return 1;
  91     }
  92
  93     ShowWindow(hWnd, SW_SHOW);
  94
  95     UINT Flags = 0;
  96     if (LoadLibraryA("d3d10sdklayers")) {
  97         Flags |= D3D10_CREATE_DEVICE_DEBUG;
  98     }
  99
 100     hr = CreateDXGIFactory1(IID_IDXGIFactory1, (void**)(&g_pFactory) );
 101     if (FAILED(hr)) {
 102         return 1;
 103     }
 104
 105     hr = g_pFactory->EnumAdapters(0, &g_pAdapter);
 106     if (FAILED(hr)) {
 107         return 1;
 108     }
 109
 110     hr = D3D10CreateDevice1(g_pAdapter,
 111                             D3D10_DRIVER_TYPE_HARDWARE,
 112                             NULL,
 113                             Flags,
 114                             D3D10_FEATURE_LEVEL_10_0,
 115                             D3D10_1_SDK_VERSION,
 116                             &g_pDevice);
 117     if (FAILED(hr)) {
 118         return 1;
 119     }
 120
 121     DXGI_SWAP_CHAIN_DESC SwapChainDesc;
 122     ZeroMemory(&SwapChainDesc, sizeof SwapChainDesc);
 123     SwapChainDesc.BufferDesc.Width = WindowWidth;
 124     SwapChainDesc.BufferDesc.Height = WindowHeight;
 125     SwapChainDesc.BufferDesc.Format = DXGI_FORMAT_R8G8B8A8_UNORM;;
 126     SwapChainDesc.BufferDesc.RefreshRate.Numerator = 60;
 127     SwapChainDesc.BufferDesc.RefreshRate.Denominator = 1;
 128     SwapChainDesc.SampleDesc.Quality = 0;
 129     SwapChainDesc.SampleDesc.Count = 1;
 130     SwapChainDesc.BufferUsage = DXGI_USAGE_RENDER_TARGET_OUTPUT;
 131     SwapChainDesc.BufferCount = 2;
 132     SwapChainDesc.OutputWindow = hWnd;
 133     SwapChainDesc.Windowed = true;
 134     SwapChainDesc.SwapEffect = DXGI_SWAP_EFFECT_DISCARD;
 135
 136     hr = g_pFactory->CreateSwapChain(g_pDevice, &SwapChainDesc, &g_pSwapChain);
 137     if (FAILED(hr)) {
 138         return 1;
 139     }
 140
 141     ID3D10RenderTargetView *pRenderTargetView = NULL;
 142     ID3D10Texture2D* pBackBuffer;
 143     hr = g_pSwapChain->GetBuffer(0, IID_ID3D10Texture2D, (void **)&pBackBuffer);
 144     if (FAILED(hr)) {
 145         return 1;
 146     }
 147     D3D10_RENDER_TARGET_VIEW_DESC RenderTargetViewDesc;
 148     ZeroMemory(&RenderTargetViewDesc, sizeof RenderTargetViewDesc);
 149     RenderTargetViewDesc.Format = SwapChainDesc.BufferDesc.Format;
 150     RenderTargetViewDesc.ViewDimension = D3D10_RTV_DIMENSION_TEXTURE2D;
 151     RenderTargetViewDesc.Texture2D.MipSlice = 0;
 152     hr = g_pDevice->CreateRenderTargetView(pBackBuffer, &RenderTargetViewDesc, &pRenderTargetView);
 153     if (FAILED(hr)) {
 154         return 1;
 155     }
 156     pBackBuffer->Release();
 157
 158     g_pDevice->OMSetRenderTargets(1, &pRenderTargetView, NULL);
 159
 160     const float clearColor[4] = { 0.3f, 0.1f, 0.3f, 1.0f };
 161     g_pDevice->ClearRenderTargetView(pRenderTargetView, clearColor);
 162
 163     ID3D10VertexShader * pVertexShader;
 164     hr = g_pDevice->CreateVertexShader(g_VS, sizeof g_VS, &pVertexShader);
 165     if (FAILED(hr)) {
 166         return 1;
 167     }
 168
 169     struct Vertex {
 170         float position[4];
 171         float color[4];
 172     };
 173
 174     static const D3D10_INPUT_ELEMENT_DESC InputElementDescs[] = {
 175         { "POSITION", 0, DXGI_FORMAT_R32G32B32A32_FLOAT, 0, offsetof(Vertex, position), D3D10_INPUT_PER_VERTEX_DATA, 0 },
 176         { "COLOR",    0, DXGI_FORMAT_R32G32B32A32_FLOAT, 0, offsetof(Vertex, color),    D3D10_INPUT_PER_VERTEX_DATA, 0 }
 177     };
 178
 179     ID3D10InputLayout *pVertexLayout = NULL;
 180     hr = g_pDevice->CreateInputLayout(InputElementDescs,
 181                                       2,
 182                                       g_VS,
 183                                       sizeof g_VS,
 184                                       &pVertexLayout);
 185     if (FAILED(hr)) {
 186         return 1;
 187     }
 188
 189     g_pDevice->IASetInputLayout(pVertexLayout);
 190
 191     ID3D10PixelShader * pPixelShader;
 192     hr = g_pDevice->CreatePixelShader(g_PS, sizeof g_PS, &pPixelShader);
 193     if (FAILED(hr)) {
 194         return 1;
 195     }
 196
 197     g_pDevice->VSSetShader(pVertexShader);
 198     g_pDevice->PSSetShader(pPixelShader);
 199
 200     static const Vertex vertices[] = {
 201         { { -0.9f, -0.9f, 0.5f, 1.0f}, { 0.8f, 0.0f, 0.0f, 0.1f } },
 202         { {  0.9f, -0.9f, 0.5f, 1.0f}, { 0.0f, 0.9f, 0.0f, 0.1f } },
 203         { {  0.0f,  0.9f, 0.5f, 1.0f}, { 0.0f, 0.0f, 0.7f, 0.1f } },
 204     };
 205
 206     D3D10_BUFFER_DESC BufferDesc;
 207     ZeroMemory(&BufferDesc, sizeof BufferDesc);
 208     BufferDesc.Usage = D3D10_USAGE_DYNAMIC;
 209     BufferDesc.ByteWidth = sizeof vertices;
 210     BufferDesc.BindFlags = D3D10_BIND_VERTEX_BUFFER;
 211     BufferDesc.CPUAccessFlags = D3D10_CPU_ACCESS_WRITE;
 212     BufferDesc.MiscFlags = 0;
 213
 214     ID3D10Buffer *pVertexBuffer;
 215     hr = g_pDevice->CreateBuffer(&BufferDesc, NULL, &pVertexBuffer);
 216     if (FAILED(hr)) {
 217         return 1;
 218     }
 219
 220     void *pMap = NULL;
 221     pVertexBuffer->Map(D3D10_MAP_WRITE_DISCARD, 0, &pMap);
 222     memcpy(pMap, vertices, sizeof vertices);
 223     pVertexBuffer->Unmap();
 224
 225     UINT Stride = sizeof(Vertex);
 226     UINT Offset = 0;
 227     g_pDevice->IASetVertexBuffers(0, 1, &pVertexBuffer, &Stride, &Offset);
 228
 229     D3D10_VIEWPORT ViewPort;
 230     ViewPort.TopLeftX = 0;
 231     ViewPort.TopLeftY = 0;
 232     ViewPort.Width = WindowWidth;
 233     ViewPort.Height = WindowHeight;
 234     ViewPort.MinDepth = 0.0f;
 235     ViewPort.MaxDepth = 1.0f;
 236     g_pDevice->RSSetViewports(1, &ViewPort);
 237
 238     D3D10_RASTERIZER_DESC RasterizerDesc;
 239     ZeroMemory(&RasterizerDesc, sizeof RasterizerDesc);
 240     RasterizerDesc.CullMode = D3D10_CULL_NONE;
 241     RasterizerDesc.FillMode = D3D10_FILL_SOLID;
 242     RasterizerDesc.FrontCounterClockwise = true;
 243     RasterizerDesc.DepthClipEnable = true;
 244     ID3D10RasterizerState* pRasterizerState = NULL;
 245     hr = g_pDevice->CreateRasterizerState(&RasterizerDesc, &pRasterizerState);
 246     if (FAILED(hr)) {
 247         return 1;
 248     }
 249     g_pDevice->RSSetState(pRasterizerState);
 250
 251     g_pDevice->IASetPrimitiveTopology(D3D10_PRIMITIVE_TOPOLOGY_TRIANGLESTRIP);
 252     g_pDevice->Draw(3, 0);
 253
 254     g_pSwapChain->Present(0, 0);
 255
 256
 257     ID3D10Buffer *pNullBuffer = NULL;
 258     UINT NullStride = 0;
 259     UINT NullOffset = 0;
 260     g_pDevice->IASetVertexBuffers(0, 1, &pNullBuffer, &NullStride, &NullOffset);
 261     pVertexBuffer->Release();
 262
 263     g_pDevice->OMSetRenderTargets(0, NULL, NULL);
 264     pRenderTargetView->Release();
 265
 266     g_pDevice->IASetInputLayout(NULL);
 267     pVertexLayout->Release();
 268
 269     g_pDevice->VSSetShader(NULL);
 270     pVertexShader->Release();
 271
 272     g_pDevice->PSSetShader(NULL);
 273     pPixelShader->Release();
 274
 275     g_pDevice->RSSetState(NULL);
 276     pRasterizerState->Release();
 277
 278     g_pSwapChain->Release();
 279     g_pSwapChain = NULL;
 280
 281     g_pDevice->Release();
 282     g_pDevice = NULL;
 283
 284     DestroyWindow(hWnd);
 285
 286     return 0;
 287 }
 288