1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314
| //g++ -g -Wall -o d3d d3d.cpp -ld3d9
#include <cstdlib>
#include <cstdio>
#include <d3d9.h>
#define D3DFVF_CUSTOMVERTEX (D3DFVF_XYZRHW | D3DFVF_DIFFUSE)
struct D3DVERTEX
{
float x;
float y;
float z;
float rhw;
DWORD color;
};
static int res = 1;
int
d3d_init (HWND window,
LPDIRECT3D9 *o,
LPDIRECT3DDEVICE9 *d)
{
D3DPRESENT_PARAMETERS pp;
D3DDISPLAYMODE dm;
D3DCAPS9 caps;
RECT rect;
LPDIRECT3D9 object;
LPDIRECT3DDEVICE9 device;
DWORD flag;
object = Direct3DCreate9 (D3D_SDK_VERSION);
if (!object)
return 0;
if (FAILED (object->GetAdapterDisplayMode (D3DADAPTER_DEFAULT,
&dm)))
goto no_get_adapter;
ZeroMemory (&caps, sizeof(caps));
if (FAILED (object->GetDeviceCaps (D3DADAPTER_DEFAULT,
D3DDEVTYPE_HAL,
&caps)))
goto no_caps;
flag = (caps.VertexProcessingCaps != 0)
? D3DCREATE_HARDWARE_VERTEXPROCESSING
: D3DCREATE_SOFTWARE_VERTEXPROCESSING;
if (!GetClientRect(window, &rect))
goto no_get_client;
ZeroMemory(&pp, sizeof(pp));
pp.BackBufferWidth = rect.right - rect.left;
pp.BackBufferHeight = rect.bottom - rect.top;
pp.BackBufferFormat = D3DFMT_UNKNOWN;
pp.BackBufferCount = 1;
pp.SwapEffect = D3DSWAPEFFECT_FLIP;
pp.hDeviceWindow = window;
pp.Windowed = TRUE;
pp.EnableAutoDepthStencil = FALSE;
pp.FullScreen_RefreshRateInHz = 0;
pp.PresentationInterval = D3DPRESENT_INTERVAL_IMMEDIATE;
if (FAILED(object->CreateDevice (D3DADAPTER_DEFAULT,
D3DDEVTYPE_HAL,
window,
flag,
&pp,
&device)))
goto no_device;
if (FAILED (device->SetVertexShader (NULL)))
goto canot_set_device;
if (FAILED (device->SetFVF (D3DFVF_CUSTOMVERTEX)))
goto canot_set_device;
if (FAILED (device->SetRenderState (D3DRS_AMBIENT, RGB (255, 255, 255))))
goto canot_set_device;
if (FAILED (device->SetRenderState (D3DRS_LIGHTING, FALSE)))
goto canot_set_device;
if (FAILED (device->SetRenderState (D3DRS_CULLMODE, D3DCULL_NONE)))
goto canot_set_device;
if (FAILED (device->SetRenderState (D3DRS_ZENABLE, D3DZB_FALSE)))
goto canot_set_device;
*o = object;
*d = device;
return 1;
canot_set_device:
printf ("canot_set_device\n");
device->Release ();
no_device:
printf ("no_device\n");
no_get_client:
printf ("no_get_client\n");
no_caps:
printf ("no_caps\n");
no_get_adapter:
printf ("no_get_adapter\n");
object->Release ();
return 0;
}
void
d3d_shutdown (LPDIRECT3D9 o,
LPDIRECT3DDEVICE9 d)
{
d->Release ();
o->Release ();
}
LRESULT CALLBACK
window_procedure(HWND hWindow,
UINT uMessage,
WPARAM wparam,
LPARAM lparam)
{
switch (uMessage) {
case WM_KEYDOWN:
{
switch (wparam) {
case VK_ESCAPE:
DestroyWindow (hWindow);
break;
}
return 0;
}
case WM_DESTROY:
res = 0;
break;
}
return DefWindowProc(hWindow,uMessage,wparam,lparam);
}
HWND
create_window (int width, int height)
{
WNDCLASS wc;
RECT rect;
HWND window;
memset (&wc, 0, sizeof (wc));
wc.style = CS_HREDRAW | CS_VREDRAW;
wc.lpfnWndProc = window_procedure;
wc.cbClsExtra = 0;
wc.cbWndExtra = 0;
wc.hInstance = GetModuleHandle(NULL);
wc.hIcon = LoadIcon (NULL, IDI_APPLICATION);
wc.hCursor = LoadCursor (NULL, IDC_ARROW);
wc.hbrBackground = GetSysColorBrush(COLOR_BTNFACE);
wc.lpszMenuName = NULL;
wc.lpszClassName = "class name";
RegisterClass(&wc);
rect.left = 0;
rect.top = 0;
rect.right = width;
rect.bottom = height;
if (!AdjustWindowRect(&rect, WS_OVERLAPPEDWINDOW | WS_SIZEBOX, FALSE))
return NULL;
window = CreateWindow( "class name", "",
WS_OVERLAPPEDWINDOW | WS_SIZEBOX,
100, 100,
rect.right - rect.left,
rect.bottom - rect.top,
NULL,
NULL,
GetModuleHandle(NULL),
NULL);
return window;
}
void
destroy_window (HWND w)
{
DestroyWindow (w);
}
void
triangle_draw (LPDIRECT3DDEVICE9 device,
LPDIRECT3DVERTEXBUFFER9 vb_triangle)
{
D3DVERTEX vertex_triangle[] = {
{ 16.0f, 40.0f, 0.0f, 1.0f, D3DCOLOR_ARGB(255, 255, 0, 0) },
{ 14.0f, 27.0f, 0.0f, 1.0f, D3DCOLOR_ARGB(255, 255, 0, 0) },
{ 18.0f, 35.0f, 0.0f, 1.0f, D3DCOLOR_ARGB(255, 255, 0, 0) }};
void *data;
if (FAILED (vb_triangle->Lock (0, 0, (void **)&data, 0))) {
printf ("vb lock failed\n");
return;
}
memcpy (data, vertex_triangle, sizeof (vertex_triangle));
if (FAILED (vb_triangle->Unlock ())) {
printf ("vb unlock failed\n");
return;
}
device->SetStreamSource (0, vb_triangle, 0, sizeof (D3DVERTEX));
if (FAILED (device->DrawPrimitive (D3DPT_TRIANGLELIST, 0, 1))) {
printf ("draw pritive failed\n");
}
}
void
rectangle_draw (LPDIRECT3DDEVICE9 device,
LPDIRECT3DVERTEXBUFFER9 vb_rectangle)
{
D3DVERTEX vertex_rectangle[] = {
{ 50.0f, 100.0f, 0.0f, 1.0f, D3DCOLOR_ARGB(255, 255, 255, 0) },
{ 70.0f, 100.0f, 0.0f, 1.0f, D3DCOLOR_ARGB(255, 255, 255, 0) },
{ 70.0f, 200.0f, 0.0f, 1.0f, D3DCOLOR_ARGB(255, 255, 255, 0) },
{ 50.0f, 200.0f, 0.0f, 1.0f, D3DCOLOR_ARGB(255, 255, 255, 0) }};
void *data;
if (FAILED (vb_rectangle->Lock (0, 0, (void **)&data, 0))) {
printf ("vb lock failed\n");
return;
}
memcpy (data, vertex_rectangle, sizeof (vertex_rectangle));
if (FAILED (vb_rectangle->Unlock ())) {
printf ("vb unlock failed\n");
return;
}
device->SetStreamSource (0, vb_rectangle, 0, sizeof (D3DVERTEX));
if (FAILED (device->DrawPrimitive (D3DPT_TRIANGLEFAN, 0, 2))) {
printf ("draw pritive failed\n");
}
}
int
main ()
{
LPDIRECT3D9 object;
LPDIRECT3DDEVICE9 device;
LPDIRECT3DVERTEXBUFFER9 vb_triangle;
LPDIRECT3DVERTEXBUFFER9 vb_rectangle;
HWND window;
window = create_window (800, 600);
if (!window) {
printf ("window init failed\n");
return EXIT_FAILURE;
}
ShowWindow(window, SW_SHOWNORMAL);
UpdateWindow(window);
if (!d3d_init (window, &object, &device)) {
printf ("d3d init failed\n");
return EXIT_FAILURE;
}
if (FAILED(device->CreateVertexBuffer (sizeof (D3DVERTEX) * 3,
D3DUSAGE_WRITEONLY,
D3DFVF_CUSTOMVERTEX,
D3DPOOL_MANAGED,
&vb_triangle, NULL))) {
printf ("vertex buffer create failed\n");
d3d_shutdown (object, device);
destroy_window (window);
return EXIT_FAILURE;
}
if (FAILED(device->CreateVertexBuffer (sizeof (D3DVERTEX) * 4,
D3DUSAGE_WRITEONLY,
D3DFVF_CUSTOMVERTEX,
D3DPOOL_MANAGED,
&vb_rectangle, NULL))) {
printf ("vertex buffer create failed\n");
d3d_shutdown (object, device);
destroy_window (window);
return EXIT_FAILURE;
}
while (res) {
MSG msg;
if (PeekMessage (&msg, NULL, 0, 0, PM_REMOVE)) {
TranslateMessage (&msg);
DispatchMessage (&msg);
}
device->Clear (0, NULL, D3DCLEAR_TARGET,
D3DCOLOR_XRGB (0, 0, 0),
0.0f, 0);
device->BeginScene ();
rectangle_draw (device, vb_rectangle);
triangle_draw (device, vb_triangle);
device->EndScene ();
device->Present (NULL, NULL, NULL, NULL);
}
d3d_shutdown (object, device);
destroy_window (window);
return EXIT_SUCCESS;
} |
Partager