1 /*
2 -----------------------------------------------------------------------------
3 This source file is part of OGRE
4 (Object-oriented Graphics Rendering Engine)
5 For the latest info, see http://www.ogre3d.org/
6 
7 Copyright (c) 2000-2013 Torus Knot Software Ltd
8 
9 Permission is hereby granted, free of charge, to any person obtaining a copy
10 of this software and associated documentation files (the "Software"), to deal
11 in the Software without restriction, including without limitation the rights
12 to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
13 copies of the Software, and to permit persons to whom the Software is
14 furnished to do so, subject to the following conditions:
15 
16 The above copyright notice and this permission notice shall be included in
17 all copies or substantial portions of the Software.
18 
19 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
20 IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
21 FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
22 AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
23 LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
24 OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
25 THE SOFTWARE.
26 -----------------------------------------------------------------------------
27 */
28 /*
29 -----------------------------------------------------------------------------
30 Filename:    WindowEmbedding.cpp
31 Description: Stuff your windows full of OGRE
32 -----------------------------------------------------------------------------
33 */
34 #include "Ogre.h"
35 
36 using namespace Ogre;
37 
38 void setupResources(void); // Just a prototype
39 
setupResources(void)40 void setupResources(void)
41 {
42 	// Load resource paths from config file
43 	ConfigFile cf;
44 	cf.load("resources.cfg");
45 
46 	// Go through all sections & settings in the file
47 	ConfigFile::SectionIterator seci = cf.getSectionIterator();
48 
49 	String secName, typeName, archName;
50 	while (seci.hasMoreElements())
51 	{
52 		secName = seci.peekNextKey();
53 		ConfigFile::SettingsMultiMap *settings = seci.getNext();
54 		ConfigFile::SettingsMultiMap::iterator i;
55 		for (i = settings->begin(); i != settings->end(); ++i)
56 		{
57 			typeName = i->first;
58 			archName = i->second;
59 			ResourceGroupManager::getSingleton().addResourceLocation(
60 				archName, typeName, secName);
61 		}
62 	}
63 }
64 
65 
66 //---------------------------------------------------------------------
67 // Windows Test
68 //---------------------------------------------------------------------
69 #if OGRE_PLATFORM == OGRE_PLATFORM_WIN32
70 #include "windows.h"
71 
72 RenderWindow* renderWindow = 0;
73 bool winActive = false;
74 bool winSizing = false;
75 
TestWndProc(HWND hWnd,UINT uMsg,WPARAM wParam,LPARAM lParam)76 LRESULT CALLBACK TestWndProc( HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam )
77 {
78 	if (uMsg == WM_CREATE)
79 	{
80 		return 0;
81 	}
82 
83 
84 	if (!renderWindow)
85 		return DefWindowProc(hWnd, uMsg, wParam, lParam);
86 
87 	switch( uMsg )
88 	{
89 	case WM_ACTIVATE:
90 		winActive = (LOWORD(wParam) != WA_INACTIVE);
91 		break;
92 
93 	case WM_ENTERSIZEMOVE:
94 		winSizing = true;
95 		break;
96 
97 	case WM_EXITSIZEMOVE:
98 		renderWindow->windowMovedOrResized();
99 		renderWindow->update();
100 		winSizing = false;
101 		break;
102 
103 	case WM_MOVE:
104 	case WM_SIZE:
105 		if (!winSizing)
106 			renderWindow->windowMovedOrResized();
107 		break;
108 
109 	case WM_GETMINMAXINFO:
110 		// Prevent the window from going smaller than some min size
111 		((MINMAXINFO*)lParam)->ptMinTrackSize.x = 100;
112 		((MINMAXINFO*)lParam)->ptMinTrackSize.y = 100;
113 		break;
114 
115 	case WM_CLOSE:
116 		renderWindow->destroy(); // cleanup and call DestroyWindow
117 		PostQuitMessage(0);
118 		return 0;
119 	case WM_PAINT:
120 		if (!winSizing)
121 		{
122 			renderWindow->update();
123 			return 0;
124 		}
125 		break;
126 	}
127 
128 	return DefWindowProc( hWnd, uMsg, wParam, lParam );
129 }
130 
131 
EmbeddedMain(HINSTANCE hInst,HINSTANCE,LPSTR strCmdLine,INT)132 INT WINAPI EmbeddedMain( HINSTANCE hInst, HINSTANCE, LPSTR strCmdLine, INT )
133 {
134 	try
135 	{
136 		// Create a new window
137 
138 		// Style & size
139 		DWORD dwStyle = WS_VISIBLE | WS_CLIPCHILDREN | WS_CLIPSIBLINGS | WS_OVERLAPPEDWINDOW;
140 
141 		// Register the window class
142 		WNDCLASS wc = { 0, TestWndProc, 0, 0, hInst,
143 			LoadIcon(0, IDI_APPLICATION), LoadCursor(NULL, IDC_ARROW),
144 			(HBRUSH)GetStockObject(BLACK_BRUSH), 0, "TestWnd" };
145 		RegisterClass(&wc);
146 
147 		HWND hwnd = CreateWindow("TestWnd", "Test embedding", dwStyle,
148 				0, 0, 800, 600, 0, 0, hInst, 0);
149 
150 		Root root("", "");
151 
152 		root.loadPlugin("RenderSystem_GL");
153 		//root.loadPlugin("RenderSystem_Direct3D9");
154 		root.loadPlugin("Plugin_ParticleFX");
155 		root.loadPlugin("Plugin_CgProgramManager");
156 
157 		// select first renderer & init with no window
158 		root.setRenderSystem(*(root.getAvailableRenderers().begin()));
159 		root.initialise(false);
160 
161 		// create first window manually
162 		NameValuePairList options;
163 		options["externalWindowHandle"] =
164 			StringConverter::toString((size_t)hwnd);
165 
166 		renderWindow = root.createRenderWindow("embedded", 800, 600, false, &options);
167 
168 		setupResources();
169 		ResourceGroupManager::getSingleton().initialiseAllResourceGroups();
170 
171 		SceneManager *scene = root.createSceneManager(Ogre::ST_GENERIC, "default");
172 
173 
174 		Camera *cam = scene->createCamera("cam");
175 
176 
177 		Viewport* vp = renderWindow->addViewport(cam);
178 		vp->setBackgroundColour(Ogre::ColourValue(0.5, 0.5, 0.7));
179 		cam->setAutoAspectRatio(true);
180 		cam->setPosition(0,0,300);
181 		cam->setDirection(0,0,-1);
182 
183 		Entity* e = scene->createEntity("1", "ogrehead.mesh");
184 		scene->getRootSceneNode()->createChildSceneNode()->attachObject(e);
185 		Light* l = scene->createLight("l");
186 		l->setPosition(300, 100, -100);
187 
188 		// message loop
189 		MSG msg;
190 		while(GetMessage(&msg, NULL, 0, 0 ) != 0)
191 		{
192 			TranslateMessage(&msg);
193 			DispatchMessage(&msg);
194 		}
195 
196 	}
197 	catch( Exception& e )
198 	{
199 		MessageBox( NULL, e.getFullDescription().c_str(),
200 			"An exception has occurred!", MB_OK | MB_ICONERROR | MB_TASKMODAL);
201 	}
202 
203 
204 	return 0;
205 }
206 
207 #endif
208 
209 
210 
211 
212