World matrix and network in direct

World matrix and network in direct

 /* <Br/> * demo name: shapes <br/> * Author: cl_gamer@qq.com <br/> */</P> <p> # include <windows. h> <br/> # include <assert. h> <br/> # include <d3d9. h> <br/> # include <d3dx9. h> </P> <p> # define win_class "tenderfoot" <br/> # define win_title "tenderfoot shapes" <br/> # define win_width 800 <br/> # define win_height 600 </P> <p> # pragma comment (Lib, "d3d9. lib ") <br/> # pragma comment (Lib," d3dx9. lib ") </P> <p> // Function <Br/> bool initd3d (hwnd, bool fullscreen); <br/> bool initobjects (); <br/> void renderscene (); <br/> void Shutdown (); </P> <p> // globals <br/> // d3d <br/> lpdirect3d9 g_d3d = NULL; <br/> lpdirect3ddevice9 g_d3dd = NULL; </P> <p> // matrices <br/> d3dxmatrix g_projection; <br/> d3dxmatrix g_viewmatrix; <br/> d3dxmatrix g_worldmatrix; </P> <p> // mesh objects <br/> lpd3dxmesh g_teapot = NULL; <br/> lpd3dxmesh g _ Cube = NULL; <br/> lpd3dxmesh g_sphere = NULL; <br/> lpd3dxmesh g_torus = NULL; </P> <p> lresult winapi msgproc (hwnd, uint MSG, wparam, lparam) <br/>{< br/> switch (MSG) <br/>{< br/> case wm_destroy: <br/> postquitmessage (0 ); <br/> break; </P> <p> case wm_keyup: <br/> If (vk_escape = wparam) <br/>{< br/> postquitmessage (0); <br/>}< br/> break; </P> <p> default: <br/> break; <br/>}</P> <p> return Defwindowproc (hwnd, MSG, wparam, lparam); <br/>}</P> <p> int winapi winmain (hinstance, hinstance hprevinstance, <br/> lpstr lpcmdline, int ncmdshow) <br/>{< br/> // desige window class <br/> wndclassex wcex; <br/> wcex. cbsize = sizeof (wcex); <br/> wcex. style = cs_classdc; <br/> wcex. lpfnwndproc = (wndproc) msgproc; <br/> wcex. cbclsextra = 0l; <br/> wcex. cbwndextra = 0l; <br/> wcex. hinstance = H Instance; <br/> wcex. hicon = NULL; <br/> wcex. hcursor = NULL; <br/> wcex. hbrbackground = (hbrush) (color_window + 1); <br/> wcex. lpszmenuname = NULL; <br/> wcex. lpszclassname = win_class; <br/> wcex. hiconsm = NULL; </P> <p> // register window class <br/> registerclassex (& wcex ); </P> <p> // create the application's window <br/> hwnd = create1_wex (0, win_class, win_title, ws_overlappedwindow, <br/> 0, 0, W In_width, win_height, (hwnd) null, (hmenu) null, hinstance, null); </P> <p> // show and uptata window <br/> showwindow (hwnd, sw_showdefault); <br/> updatewindow (hwnd); </P> <p> // message loop <br/> MSG; <br/> zeromemory (& MSG, sizeof (MSG); <br/> If (! Initd3d (hwnd, false) <br/>{< br/> return 0; <br/>}< br/> while (msg. message! = Wm_quit) <br/>{< br/> If (peekmessage (& MSG, null, 0u, 0u, pm_remove )) <br/>{< br/> translatemessage (& MSG); <br/> dispatchmessage (& MSG ); <br/>}< br/> else <br/>{< br/> renderscene (); <br/>}</P> <p> // release any and all resources <br/> Shutdown (); </P> <p> unregisterclass (win_class, wcex. hinstance); </P> <p> return 0; <br/>}</P> <p> bool initd3d (hwnd, bool fullscreen) <br/>{< br/> If (null = (G_d3d = direct3dcreate9 (d3d_sdk_version) <br/>{< br/> MessageBox (null, "fail to create d3d! "," Error ", mb_ OK); <br/> return false; <br/>}</P> <p> // get the desktop display mode <br/> d3ddisplaymode d3ddm; <br/> If (d3d_ OK! = G_d3d-> getadapterdisplaymode (d3dadapter_default, <br/> & d3ddm) <br/>{< br/> MessageBox (null, "fail to getadapterdisplaymode! "," Error ", mb_ OK); <br/> return false; <br/>}</P> <p> // set up the sturcte used to create the d3dd <br/> d3dpresent_parameters d3dpp; <br/> zeromemory (& d3dpp, sizeof (d3dpp); <br/> If (fullscreen) <br/>{< br/> d3dpp. backbufferwidth = win_width; <br/> d3dpp. backbufferheight = win_height; <br/>}</P> <p> d3dpp. export wed =! Fullscreen; <br/> d3dpp. swapeffect = d3dswapeffect_discard; <br/> d3dpp. backbufferformat = d3ddm. format; </P> <p> // create the d3ddevice <br/> If (failed (g_d3d-> createdevice (d3dadapter_default, d3ddevtype_hal, <br/> hwnd, d3dcreate_software_vertexprocessing, & d3dpp, & g_d3dd) <br/>{< br/> return false; <br/>}</P> <p> // set the projection matrix <br/> d3dxmatrixperspectivefovlh (& g_projection, 45.0f, <Br/> win_width/win_height, 0.1f, 1000.0f); <br/> g_d3dd-> settransform (d3dts_projection, & g_projection ); </P> <p> // initialize any objects we will be displaying <br/> If (initobjects () <br/>{< br/> return true; <br/>}</P> <p> return true; <br/>}</P> <p> bool initobjects () <br/>{< br/> // set default rendering States <br/> g_d3dd-> setrenderstate (d3drs_lighting, false ); </P> <p> // create the objects <br/> If (FAI LED (d3dxcreateteapot (g_d3dd, & g_teapot, null) <br/>{< br/> return 0; <br/>}< br/> If (failed (d3dxcreatebox (g_d3dd, 2, 2, 2, & g_cube, null ))) <br/>{< br/> return 0; <br/>}< br/> If (failed (d3dxcreatesphere (g_d3dd, 1.5, 25, 25, & g_sphere, null) <br/>{< br/> return 0; <br/>}< br/> If (failed (d3dxcreatetorus (g_d3dd, 0.5f, 1.2f, 25, 25, & g_torus, null) <br/>{< br/> return 0; <br/>}</P> <p> // define camera I Nformation. <br/> d3dxvector3 camerapos (0.0f, 0.0f,-8.0f); <br/> mongolookatpos (0.0f, 0.0f, 0.0f); <br/> d3dxvector3 updir (0.0f, 1.0f, 0.0f); </P> <p> // bulid view matrix <br/> d3dxmatrixlookatlh (& g_viewmatrix, & camerapos, & lookatpos, & updir ); </P> <p> return true; <br/>}</P> <p> void renderscene () <br/>{< br/> assert (g_d3dd ); </P> <p> // clear the backbuffer <br/> g_d3dd-> clear (0, null, d3dclear_targe T, <br/> d3dcolor_xrgb (0, 0, 0), 1.0f, 0); </P> <p> // begin the scene. start rendering <br/> g_d3dd-> beginscene (); </P> <p> // apply the view <br/> g_d3dd-> settransform (d3dts_view, & g_viewmatrix ); </P> <p> // draw teapot <br/> d3dxmatrixtranslation (& g_worldmatrix, 2.0f,-2.0, 0.0f); <br/> g_d3dd-> settransform (d3dts_world, & g_worldmatrix); <br/> g_teapot-> drawsubset (0); </P> <p> // draw cube <br/> d3dxmatrixtranslat Ion (& g_worldmatrix,-2.0f,-2.0f, 0.0f); <br/> g_d3dd-> settransform (d3dts_world, & g_worldmatrix ); <br/> g_cube-> drawsubset (0); </P> <p> // draw sphere <br/> d3dxmatrixtranslation (& g_worldmatrix, 2.0f, 2.0, 0.0f ); <br/> g_d3dd-> settransform (d3dts_world, & g_worldmatrix); <br/> g_sphere-> drawsubset (0 ); </P> <p> // draw torus <br/> d3dxmatrixtranslation (& g_worldmatrix,-2.0f, 2.0, 0.0f); <br/> g_d3dd-> settransfo Rm (d3dts_world, & g_worldmatrix); <br/> g_torus-> drawsubset (0); </P> <p> // end the scene. stop rendering <br/> g_d3dd-> endscene (); </P> <p> // display the scene <br/> g_d3dd-> present (null, null); <br/>}</P> <p> void Shutdown () <br/>{< br/> // release all resource. <br/> If (null! = G_d3dd) <br/>{< br/> g_d3dd-> release (); <br/>}< br/> If (null! = G_d3d) <br/>{< br/> g_d3d-> release (); <br/>}< br/> If (null! = G_teapot) <br/>{< br/> g_teapot-> release (); <br/>}< br/> If (null! = G_cube) <br/>{< br/> g_cube-> release (); <br/> g_teapot = NULL; <br/>}< br/> If (null! = G_sphere) <br/>{< br/> g_sphere-> release (); <br/> g_cube = NULL; <br/>}< br/> If (null! = G_torus) <br/>{< br/> g_torus-> release (); <br/> g_torus = NULL; <br/>}</P> <p>}