dlls/ddraw/tests/visual.c

   1 /*
   2  * Copyright (C) 2007 Stefan Dösinger(for CodeWeavers)
   3  *
   4  * This library is free software; you can redistribute it and/or
   5  * modify it under the terms of the GNU Lesser General Public
   6  * License as published by the Free Software Foundation; either
   7  * version 2.1 of the License, or (at your option) any later version.
   8  *
   9  * This library is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12  * Lesser General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU Lesser General Public
  15  * License along with this library; if not, write to the Free Software
  16  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  17  */
  18
  19 /* See comment in dlls/d3d9/tests/visual.c for general guidelines */
  20
  21 #include <assert.h>
  22 #include "wine/test.h"
  23 #include "ddraw.h"
  24 #include "d3d.h"
  25
  26 HWND window;
  27 IDirectDraw7        *DirectDraw = NULL;
  28 IDirectDrawSurface7 *Surface;
  29 IDirect3D7          *Direct3D = NULL;
  30 IDirect3DDevice7    *Direct3DDevice = NULL;
  31
  32 static HRESULT (WINAPI *pDirectDrawCreateEx)(LPGUID,LPVOID*,REFIID,LPUNKNOWN);
  33
  34 static BOOL createObjects(void)
  35 {
  36     HRESULT hr;
  37     HMODULE hmod = GetModuleHandleA("ddraw.dll");
  38     WNDCLASS wc = {0};
  39     DDSURFACEDESC2 ddsd;
  40
  41
  42     if(!hmod) return FALSE;
  43     pDirectDrawCreateEx = (void*)GetProcAddress(hmod, "DirectDrawCreateEx");
  44     if(!pDirectDrawCreateEx) return FALSE;
  45
  46     hr = pDirectDrawCreateEx(NULL, (void **) &DirectDraw, &IID_IDirectDraw7, NULL);
  47     ok(hr==DD_OK || hr==DDERR_NODIRECTDRAWSUPPORT, "DirectDrawCreateEx returned: %x\n", hr);
  48     if(!DirectDraw) goto err;
  49
  50     wc.lpfnWndProc = &DefWindowProc;
  51     wc.lpszClassName = "d3d7_test_wc";
  52     RegisterClass(&wc);
  53     window = CreateWindow("d3d7_test_wc", "d3d7_test", WS_MAXIMIZE | WS_VISIBLE | WS_CAPTION , 0, 0, 640, 480, 0, 0, 0, 0);
  54
  55     hr = IDirectDraw7_SetCooperativeLevel(DirectDraw, window, DDSCL_EXCLUSIVE | DDSCL_FULLSCREEN);
  56     ok(hr == DD_OK, "IDirectDraw7_SetCooperativeLevel failed with %08x\n", hr);
  57     if(FAILED(hr)) goto err;
  58     hr = IDirectDraw7_SetDisplayMode(DirectDraw, 640, 480, 32, 0, 0);
  59     if(FAILED(hr)) {
  60         /* 24 bit is fine too */
  61         hr = IDirectDraw7_SetDisplayMode(DirectDraw, 640, 480, 24, 0, 0);
  62
  63     }
  64     ok(hr == DD_OK, "IDirectDraw7_SetDisplayMode failed with %08x\n", hr);
  65     if(FAILED(hr)) goto err;
  66
  67     hr = IDirectDraw7_QueryInterface(DirectDraw, &IID_IDirect3D7, (void**) &Direct3D);
  68     if (hr == E_NOINTERFACE) goto err;
  69     ok(hr==DD_OK, "QueryInterface returned: %08x\n", hr);
  70
  71     /* DirectDraw Flipping behavior doesn't seem that well-defined. The reference rasterizer behaves differently
  72      * than hardware implementations. Request single buffering, that seems to work everywhere
  73      */
  74     memset(&ddsd, 0, sizeof(ddsd));
  75     ddsd.dwSize = sizeof(ddsd);
  76     ddsd.dwFlags = DDSD_CAPS;
  77     ddsd.ddsCaps.dwCaps = DDSCAPS_PRIMARYSURFACE | DDSCAPS_3DDEVICE;
  78     ddsd.dwBackBufferCount = 1;
  79     hr = IDirectDraw7_CreateSurface(DirectDraw, &ddsd, &Surface, NULL);
  80     ok(hr==DD_OK, "CreateSurface returned: %08x\n", hr);
  81     if(!Surface) goto err;
  82
  83     hr = IDirect3D7_CreateDevice(Direct3D, &IID_IDirect3DTnLHalDevice, Surface, &Direct3DDevice);
  84     if(FAILED(hr))
  85     {
  86         trace("Creating a TnLHal Device failed, trying HAL\n");
  87         hr = IDirect3D7_CreateDevice(Direct3D, &IID_IDirect3DHALDevice, Surface, &Direct3DDevice);
  88         if(FAILED(hr))
  89         {
  90             trace("Creating a HAL device failed, trying Ref\n");
  91             hr = IDirect3D7_CreateDevice(Direct3D, &IID_IDirect3DRefDevice, Surface, &Direct3DDevice);
  92         }
  93     }
  94     ok(hr == D3D_OK, "IDirect3D7_CreateDevice failed with %08x\n", hr);
  95     if(!Direct3DDevice) goto err;
  96     return TRUE;
  97
  98     err:
  99     if(DirectDraw) IDirectDraw7_Release(DirectDraw);
 100     if(Surface) IDirectDrawSurface7_Release(Surface);
 101     if(Direct3D) IDirect3D7_Release(Direct3D);
 102     if(Direct3DDevice) IDirect3DDevice7_Release(Direct3DDevice);
 103     if(window) DestroyWindow(window);
 104     return FALSE;
 105 }
 106
 107 static void releaseObjects(void)
 108 {
 109     IDirect3DDevice7_Release(Direct3DDevice);
 110     IDirect3D7_Release(Direct3D);
 111     IDirectDrawSurface7_Release(Surface);
 112     IDirectDraw7_Release(DirectDraw);
 113     DestroyWindow(window);
 114 }
 115
 116 static DWORD getPixelColor(IDirect3DDevice7 *device, UINT x, UINT y)
 117 {
 118     DWORD ret;
 119     HRESULT hr;
 120     DDSURFACEDESC2 ddsd;
 121     RECT rectToLock = {x, y, x+1, y+1};
 122     IDirectDrawSurface7 *surf = NULL;
 123
 124     /* Some implementations seem to dislike direct locking on the front buffer. Thus copy the front buffer
 125      * to an offscreen surface and lock it instead of the front buffer
 126      */
 127     memset(&ddsd, 0, sizeof(ddsd));
 128     ddsd.dwSize = sizeof(ddsd);
 129     U4(ddsd).ddpfPixelFormat.dwSize = sizeof(U4(ddsd).ddpfPixelFormat);
 130     ddsd.dwFlags = DDSD_WIDTH | DDSD_HEIGHT | DDSD_CAPS;
 131     ddsd.dwWidth = 640;
 132     ddsd.dwHeight = 480;
 133     ddsd.ddsCaps.dwCaps = DDSCAPS_OFFSCREENPLAIN | DDSCAPS_SYSTEMMEMORY;
 134     hr = IDirectDraw7_CreateSurface(DirectDraw, &ddsd, &surf, NULL);
 135     ok(hr == DD_OK, "IDirectDraw7_CreateSurface failed with %08x\n", hr);
 136     if(!surf)
 137     {
 138         trace("cannot create helper surface\n");
 139         return 0xdeadbeef;
 140     }
 141
 142     memset(&ddsd, 0, sizeof(ddsd));
 143     ddsd.dwSize = sizeof(ddsd);
 144     U4(ddsd).ddpfPixelFormat.dwSize = sizeof(U4(ddsd).ddpfPixelFormat);
 145
 146     hr = IDirectDrawSurface_BltFast(surf, 0, 0, Surface, NULL, 0);
 147     ok(hr == DD_OK, "IDirectDrawSurface7_BltFast returned %08x\n", hr);
 148     if(FAILED(hr))
 149     {
 150         trace("Cannot blit\n");
 151         ret = 0xdeadbee;
 152         goto out;
 153     }
 154
 155     hr = IDirectDrawSurface7_Lock(surf, &rectToLock, &ddsd, DDLOCK_READONLY | DDLOCK_WAIT, NULL);
 156     if(FAILED(hr))
 157     {
 158         trace("Can't lock the offscreen surface, hr=%08x\n", hr);
 159         ret = 0xdeadbeec;
 160         goto out;
 161     }
 162
 163     /* Remove the X channel for now. DirectX and OpenGL have different ideas how to treat it apparently, and it isn't
 164      * really important for these tests
 165      */
 166     ret = ((DWORD *) ddsd.lpSurface)[0] & 0x00ffffff;
 167     hr = IDirectDrawSurface7_Unlock(surf, &rectToLock);
 168     if(FAILED(hr))
 169     {
 170         trace("Can't unlock the offscreen surface, hr=%08x\n", hr);
 171     }
 172
 173 out:
 174     IDirectDrawSurface7_Release(surf);
 175     return ret;
 176 }
 177
 178 struct vertex
 179 {
 180     float x, y, z;
 181     DWORD diffuse;
 182 };
 183
 184 struct nvertex
 185 {
 186     float x, y, z;
 187     float nx, ny, nz;
 188     DWORD diffuse;
 189 };
 190
 191 static void lighting_test(IDirect3DDevice7 *device)
 192 {
 193     HRESULT hr;
 194     DWORD fvf = D3DFVF_XYZ | D3DFVF_DIFFUSE;
 195     DWORD nfvf = D3DFVF_XYZ | D3DFVF_DIFFUSE | D3DFVF_NORMAL;
 196     DWORD color;
 197
 198     float mat[16] = { 1.0, 0.0, 0.0, 0.0,
 199                       0.0, 1.0, 0.0, 0.0,
 200                       0.0, 0.0, 1.0, 0.0,
 201                       0.0, 0.0, 0.0, 1.0 };
 202
 203     struct vertex unlitquad[] =
 204     {
 205         {-1.0,  -1.0,    0.1,                           0xffff0000},
 206         {-1.0,   0.0,    0.1,                           0xffff0000},
 207         { 0.0,   0.0,    0.1,                           0xffff0000},
 208         { 0.0,  -1.0,    0.1,                           0xffff0000},
 209     };
 210     struct vertex litquad[] =
 211     {
 212         {-1.0,   0.0,    0.1,                           0xff00ff00},
 213         {-1.0,   1.0,    0.1,                           0xff00ff00},
 214         { 0.0,   1.0,    0.1,                           0xff00ff00},
 215         { 0.0,   0.0,    0.1,                           0xff00ff00},
 216     };
 217     struct nvertex unlitnquad[] =
 218     {
 219         { 0.0,  -1.0,    0.1,   1.0,    1.0,    1.0,    0xff0000ff},
 220         { 0.0,   0.0,    0.1,   1.0,    1.0,    1.0,    0xff0000ff},
 221         { 1.0,   0.0,    0.1,   1.0,    1.0,    1.0,    0xff0000ff},
 222         { 1.0,  -1.0,    0.1,   1.0,    1.0,    1.0,    0xff0000ff},
 223     };
 224     struct nvertex litnquad[] =
 225     {
 226         { 0.0,   0.0,    0.1,   1.0,    1.0,    1.0,    0xffffff00},
 227         { 0.0,   1.0,    0.1,   1.0,    1.0,    1.0,    0xffffff00},
 228         { 1.0,   1.0,    0.1,   1.0,    1.0,    1.0,    0xffffff00},
 229         { 1.0,   0.0,    0.1,   1.0,    1.0,    1.0,    0xffffff00},
 230     };
 231     WORD Indices[] = {0, 1, 2, 2, 3, 0};
 232
 233     hr = IDirect3DDevice7_Clear(device, 0, NULL, D3DCLEAR_TARGET, 0xffffffff, 0.0, 0);
 234     ok(hr == D3D_OK, "IDirect3DDevice7_Clear failed with %08x\n", hr);
 235
 236     /* Setup some states that may cause issues */
 237     hr = IDirect3DDevice7_SetTransform(device, D3DTRANSFORMSTATE_WORLD, (D3DMATRIX *) mat);
 238     ok(hr == D3D_OK, "IDirect3DDevice7_SetTransform returned %08x\n", hr);
 239     hr = IDirect3DDevice7_SetTransform(device, D3DTRANSFORMSTATE_VIEW, (D3DMATRIX *)mat);
 240     ok(hr == D3D_OK, "IDirect3DDevice7_SetTransform returned %08x\n", hr);
 241     hr = IDirect3DDevice7_SetTransform(device, D3DTRANSFORMSTATE_PROJECTION, (D3DMATRIX *) mat);
 242     ok(hr == D3D_OK, "IDirect3DDevice7_SetTransform returned %08x\n", hr);
 243     hr = IDirect3DDevice7_SetRenderState(device, D3DRENDERSTATE_CLIPPING, FALSE);
 244     ok(hr == D3D_OK, "IDirect3DDevice7_SetRenderState returned %08x\n", hr);
 245     hr = IDirect3DDevice7_SetRenderState(device, D3DRENDERSTATE_ZENABLE, FALSE);
 246     ok(hr == D3D_OK, "IDirect3DDevice7_SetRenderState returned %08x\n", hr);
 247     hr = IDirect3DDevice7_SetRenderState(device, D3DRENDERSTATE_FOGENABLE, FALSE);
 248     ok(hr == D3D_OK, "IDirect3DDevice7_SetRenderState returned %08x\n", hr);
 249     hr = IDirect3DDevice7_SetRenderState(device, D3DRENDERSTATE_STENCILENABLE, FALSE);
 250     ok(hr == D3D_OK, "IDirect3DDevice7_SetRenderState returned %08x\n", hr);
 251     hr = IDirect3DDevice7_SetRenderState(device, D3DRENDERSTATE_ALPHATESTENABLE, FALSE);
 252     ok(hr == D3D_OK, "IDirect3DDevice7_SetRenderState returned %08x\n", hr);
 253     hr = IDirect3DDevice7_SetRenderState(device, D3DRENDERSTATE_ALPHABLENDENABLE, FALSE);
 254     ok(hr == D3D_OK, "IDirect3DDevice7_SetRenderState returned %08x\n", hr);
 255     hr = IDirect3DDevice7_SetRenderState(device, D3DRENDERSTATE_CULLMODE, D3DCULL_NONE);
 256     ok(hr == D3D_OK, "IDirect3DDevice7_SetRenderState failed with %08x\n", hr);
 257
 258     hr = IDirect3DDevice7_BeginScene(device);
 259     ok(hr == D3D_OK, "IDirect3DDevice7_BeginScene failed with %08x\n", hr);
 260     if(hr == D3D_OK)
 261     {
 262         /* No lights are defined... That means, lit vertices should be entirely black */
 263         hr = IDirect3DDevice7_SetRenderState(device, D3DRENDERSTATE_LIGHTING, FALSE);
 264         ok(hr == D3D_OK, "IDirect3DDevice7_SetRenderState returned %08x\n", hr);
 265         hr = IDirect3DDevice7_DrawIndexedPrimitive(device, D3DPT_TRIANGLELIST, fvf, unlitquad, 4 /* NumVerts */,
 266                                                     Indices, 6 /* Indexcount */, 0 /* flags */);
 267         ok(hr == D3D_OK, "IDirect3DDevice7_DrawIndexedPrimitiveUP failed with %08x\n", hr);
 268
 269         hr = IDirect3DDevice7_SetRenderState(device, D3DRENDERSTATE_LIGHTING, TRUE);
 270         ok(hr == D3D_OK, "IDirect3DDevice7_SetRenderState returned %08x\n", hr);
 271         hr = IDirect3DDevice7_DrawIndexedPrimitive(device, D3DPT_TRIANGLELIST, fvf, litquad, 4 /* NumVerts */,
 272                                                     Indices, 6 /* Indexcount */, 0 /* flags */);
 273         ok(hr == D3D_OK, "IDirect3DDevice7_DrawIndexedPrimitiveUP failed with %08x\n", hr);
 274
 275         hr = IDirect3DDevice7_SetRenderState(device, D3DRENDERSTATE_LIGHTING, FALSE);
 276         ok(hr == D3D_OK, "IDirect3DDevice7_SetRenderState returned %08x\n", hr);
 277         hr = IDirect3DDevice7_DrawIndexedPrimitive(device, D3DPT_TRIANGLELIST, nfvf, unlitnquad, 4 /* NumVerts */,
 278                                                     Indices, 6 /* Indexcount */, 0 /* flags */);
 279         ok(hr == D3D_OK, "IDirect3DDevice7_DrawIndexedPrimitiveUP failed with %08x\n", hr);
 280
 281         hr = IDirect3DDevice7_SetRenderState(device, D3DRENDERSTATE_LIGHTING, TRUE);
 282         ok(hr == D3D_OK, "IDirect3DDevice7_SetRenderState returned %08x\n", hr);
 283         hr = IDirect3DDevice7_DrawIndexedPrimitive(device, D3DPT_TRIANGLELIST, nfvf, litnquad, 4 /* NumVerts */,
 284                                                     Indices, 6 /* Indexcount */, 0 /* flags */);
 285         ok(hr == D3D_OK, "IDirect3DDevice7_DrawIndexedPrimitiveUP failed with %08x\n", hr);
 286
 287         IDirect3DDevice7_EndScene(device);
 288         ok(hr == D3D_OK, "IDirect3DDevice7_EndScene failed with %08x\n", hr);
 289     }
 290
 291     color = getPixelColor(device, 160, 360); /* lower left quad - unlit without normals */
 292     ok(color == 0x00ff0000, "Unlit quad without normals has color %08x\n", color);
 293     color = getPixelColor(device, 160, 120); /* upper left quad - lit without normals */
 294     ok(color == 0x00000000, "Lit quad without normals has color %08x\n", color);
 295     color = getPixelColor(device, 480, 360); /* lower left quad - unlit width normals */
 296     ok(color == 0x000000ff, "Unlit quad width normals has color %08x\n", color);
 297     color = getPixelColor(device, 480, 120); /* upper left quad - lit width normals */
 298     ok(color == 0x00000000, "Lit quad width normals has color %08x\n", color);
 299
 300     hr = IDirect3DDevice7_SetRenderState(device, D3DRENDERSTATE_LIGHTING, FALSE);
 301     ok(hr == D3D_OK, "IDirect3DDevice7_SetRenderState returned %08x\n", hr);
 302 }
 303
 304 static void clear_test(IDirect3DDevice7 *device)
 305 {
 306     /* Tests the correctness of clearing parameters */
 307     HRESULT hr;
 308     D3DRECT rect[2];
 309     D3DRECT rect_negneg;
 310     DWORD color;
 311
 312     hr = IDirect3DDevice7_Clear(device, 0, NULL, D3DCLEAR_TARGET, 0xffffffff, 0.0, 0);
 313     ok(hr == D3D_OK, "IDirect3DDevice7_Clear failed with %08x\n", hr);
 314
 315     /* Positive x, negative y */
 316     U1(rect[0]).x1 = 0;
 317     U2(rect[0]).y1 = 480;
 318     U3(rect[0]).x2 = 320;
 319     U4(rect[0]).y2 = 240;
 320
 321     /* Positive x, positive y */
 322     U1(rect[1]).x1 = 0;
 323     U2(rect[1]).y1 = 0;
 324     U3(rect[1]).x2 = 320;
 325     U4(rect[1]).y2 = 240;
 326     /* Clear 2 rectangles with one call. Shows that a positive value is returned, but the negative rectangle
 327      * is ignored, the positive is still cleared afterwards
 328      */
 329     hr = IDirect3DDevice7_Clear(device, 2, rect, D3DCLEAR_TARGET, 0xffff0000, 0.0, 0);
 330     ok(hr == D3D_OK, "IDirect3DDevice7_Clear failed with %08x\n", hr);
 331
 332     /* negative x, negative y */
 333     U1(rect_negneg).x1 = 640;
 334     U2(rect_negneg).y1 = 240;
 335     U3(rect_negneg).x2 = 320;
 336     U4(rect_negneg).y2 = 0;
 337     hr = IDirect3DDevice7_Clear(device, 1, &rect_negneg, D3DCLEAR_TARGET, 0xff00ff00, 0.0, 0);
 338     ok(hr == D3D_OK, "IDirect3DDevice7_Clear failed with %08x\n", hr);
 339
 340     color = getPixelColor(device, 160, 360); /* lower left quad */
 341     ok(color == 0x00ffffff, "Clear rectangle 3(pos, neg) has color %08x\n", color);
 342     color = getPixelColor(device, 160, 120); /* upper left quad */
 343     ok(color == 0x00ff0000, "Clear rectangle 1(pos, pos) has color %08x\n", color);
 344     color = getPixelColor(device, 480, 360); /* lower right quad  */
 345     ok(color == 0x00ffffff, "Clear rectangle 4(NULL) has color %08x\n", color);
 346     color = getPixelColor(device, 480, 120); /* upper right quad */
 347     ok(color == 0x00ffffff, "Clear rectangle 4(neg, neg) has color %08x\n", color);
 348 }
 349
 350 struct sVertex {
 351     float x, y, z;
 352     DWORD diffuse;
 353     DWORD specular;
 354 };
 355
 356 struct sVertexT {
 357     float x, y, z, rhw;
 358     DWORD diffuse;
 359     DWORD specular;
 360 };
 361
 362 static void fog_test(IDirect3DDevice7 *device)
 363 {
 364     HRESULT hr;
 365     DWORD color;
 366     float start = 0.0, end = 1.0;
 367
 368     /* Gets full z based fog with linear fog, no fog with specular color */
 369     struct sVertex unstransformed_1[] = {
 370         {-1,    -1,   0.1,          0xFFFF0000,     0xFF000000  },
 371         {-1,     0,   0.1,          0xFFFF0000,     0xFF000000  },
 372         { 0,     0,   0.1,          0xFFFF0000,     0xFF000000  },
 373         { 0,    -1,   0.1,          0xFFFF0000,     0xFF000000  },
 374     };
 375     /* Ok, I am too lazy to deal with transform matrices */
 376     struct sVertex unstransformed_2[] = {
 377         {-1,     0,   1.0,          0xFFFF0000,     0xFF000000  },
 378         {-1,     1,   1.0,          0xFFFF0000,     0xFF000000  },
 379         { 0,     1,   1.0,          0xFFFF0000,     0xFF000000  },
 380         { 0,     0,   1.0,          0xFFFF0000,     0xFF000000  },
 381     };
 382     /* Untransformed ones. Give them a different diffuse color to make the test look
 383      * nicer. It also makes making sure that they are drawn correctly easier.
 384      */
 385     struct sVertexT transformed_1[] = {
 386         {320,    0,   1.0,  1.0,    0xFFFFFF00,     0xFF000000  },
 387         {640,    0,   1.0,  1.0,    0xFFFFFF00,     0xFF000000  },
 388         {640,  240,   1.0,  1.0,    0xFFFFFF00,     0xFF000000  },
 389         {320,  240,   1.0,  1.0,    0xFFFFFF00,     0xFF000000  },
 390     };
 391     struct sVertexT transformed_2[] = {
 392         {320,  240,   1.0,  1.0,    0xFFFFFF00,     0xFF000000  },
 393         {640,  240,   1.0,  1.0,    0xFFFFFF00,     0xFF000000  },
 394         {640,  480,   1.0,  1.0,    0xFFFFFF00,     0xFF000000  },
 395         {320,  480,   1.0,  1.0,    0xFFFFFF00,     0xFF000000  },
 396     };
 397     WORD Indices[] = {0, 1, 2, 2, 3, 0};
 398
 399     hr = IDirect3DDevice7_Clear(device, 0, NULL, D3DCLEAR_TARGET, 0xffff00ff, 0.0, 0);
 400     ok(hr == D3D_OK, "IDirect3DDevice7_Clear returned %08x\n", hr);
 401
 402     /* Setup initial states: No lighting, fog on, fog color */
 403     hr = IDirect3DDevice7_SetRenderState(device, D3DRENDERSTATE_LIGHTING, FALSE);
 404     ok(hr == D3D_OK, "Turning off lighting returned %08x\n", hr);
 405     hr = IDirect3DDevice7_SetRenderState(device, D3DRENDERSTATE_FOGENABLE, TRUE);
 406     ok(hr == D3D_OK, "Turning on fog calculations returned %08x\n", hr);
 407     hr = IDirect3DDevice7_SetRenderState(device, D3DRENDERSTATE_FOGCOLOR, 0xFF00FF00 /* A nice green */);
 408     ok(hr == D3D_OK, "Turning on fog calculations returned %08x\n", hr);
 409
 410     /* First test: Both table fog and vertex fog off */
 411     hr = IDirect3DDevice7_SetRenderState(device, D3DRENDERSTATE_FOGTABLEMODE, D3DFOG_NONE);
 412     ok(hr == D3D_OK, "Turning off table fog returned %08x\n", hr);
 413     hr = IDirect3DDevice7_SetRenderState(device, D3DRENDERSTATE_FOGVERTEXMODE, D3DFOG_NONE);
 414     ok(hr == D3D_OK, "Turning off table fog returned %08x\n", hr);
 415
 416     /* Start = 0, end = 1. Should be default, but set them */
 417     hr = IDirect3DDevice7_SetRenderState(device, D3DRENDERSTATE_FOGSTART, *((DWORD *) &start));
 418     ok(hr == D3D_OK, "Setting fog start returned %08x\n", hr);
 419     hr = IDirect3DDevice7_SetRenderState(device, D3DRENDERSTATE_FOGEND, *((DWORD *) &end));
 420     ok(hr == D3D_OK, "Setting fog start returned %08x\n", hr);
 421
 422     if(IDirect3DDevice7_BeginScene(device) == D3D_OK)
 423     {
 424         /* Untransformed, vertex fog = NONE, table fog = NONE: Read the fog weighting from the specular color */
 425         hr = IDirect3DDevice7_DrawIndexedPrimitive(device, D3DPT_TRIANGLELIST, D3DFVF_XYZ | D3DFVF_DIFFUSE | D3DFVF_SPECULAR,
 426                                                    unstransformed_1, 4, Indices, 6, 0);
 427         ok(hr == D3D_OK, "DrawIndexedPrimitive returned %08x\n", hr);
 428
 429         /* That makes it use the Z value */
 430         hr = IDirect3DDevice7_SetRenderState(device, D3DRENDERSTATE_FOGVERTEXMODE, D3DFOG_LINEAR);
 431         ok(hr == D3D_OK, "Turning off table fog returned %08x\n", hr);
 432         /* Untransformed, vertex fog != none (or table fog != none):
 433          * Use the Z value as input into the equation
 434          */
 435         hr = IDirect3DDevice7_DrawIndexedPrimitive(device, D3DPT_TRIANGLELIST, D3DFVF_XYZ | D3DFVF_DIFFUSE | D3DFVF_SPECULAR,
 436                                                    unstransformed_2, 4, Indices, 6, 0);
 437         ok(hr == D3D_OK, "DrawIndexedPrimitive returned %08x\n", hr);
 438
 439         /* transformed verts */
 440         ok( hr == D3D_OK, "SetFVF returned %08x\n", hr);
 441         /* Transformed, vertex fog != NONE, pixel fog == NONE: Use specular color alpha component */
 442         hr = IDirect3DDevice7_DrawIndexedPrimitive(device, D3DPT_TRIANGLELIST, D3DFVF_XYZRHW | D3DFVF_DIFFUSE | D3DFVF_SPECULAR,
 443                                                    transformed_1, 4, Indices, 6, 0);
 444         ok(hr == D3D_OK, "DrawIndexedPrimitive returned %08x\n", hr);
 445
 446         hr = IDirect3DDevice7_SetRenderState(device, D3DRENDERSTATE_FOGTABLEMODE, D3DFOG_LINEAR);
 447         ok( hr == D3D_OK, "Setting fog table mode to D3DFOG_LINEAR returned %08x\n", hr);
 448         /* Transformed, table fog != none, vertex anything: Use Z value as input to the fog
 449          * equation
 450          */
 451         hr = IDirect3DDevice7_DrawIndexedPrimitive(device, D3DPT_TRIANGLELIST, D3DFVF_XYZRHW | D3DFVF_DIFFUSE | D3DFVF_SPECULAR,
 452                                                    transformed_2, 4, Indices, 6, 0);
 453         ok(hr == D3D_OK, "DrawIndexedPrimitive returned %08x\n", hr);
 454
 455         hr = IDirect3DDevice7_EndScene(device);
 456         ok(hr == D3D_OK, "EndScene returned %08x\n", hr);
 457     }
 458     else
 459     {
 460         ok(FALSE, "BeginScene failed\n");
 461     }
 462
 463     color = getPixelColor(device, 160, 360);
 464     ok(color == 0x00FF0000, "Untransformed vertex with no table or vertex fog has color %08x\n", color);
 465     color = getPixelColor(device, 160, 120);
 466     ok(color == 0x0000FF00, "Untransformed vertex with linear vertex fog has color %08x\n", color);
 467     color = getPixelColor(device, 480, 120);
 468     ok(color == 0x00FFFF00, "Transformed vertex with linear vertex fog has color %08x\n", color);
 469     color = getPixelColor(device, 480, 360);
 470     ok(color == 0x0000FF00, "Transformed vertex with linear table fog has color %08x\n", color);
 471
 472     /* Turn off the fog master switch to avoid confusing other tests */
 473     hr = IDirect3DDevice7_SetRenderState(device, D3DRENDERSTATE_FOGENABLE, FALSE);
 474     ok(hr == D3D_OK, "Turning off fog calculations returned %08x\n", hr);
 475 }
 476
 477 START_TEST(visual)
 478 {
 479     HRESULT hr;
 480     DWORD color;
 481     if(!createObjects())
 482     {
 483         skip("Cannot initialize DirectDraw and Direct3D, skipping\n");
 484         return;
 485     }
 486
 487     /* Check for the reliability of the returned data */
 488     hr = IDirect3DDevice7_Clear(Direct3DDevice, 0, NULL, D3DCLEAR_TARGET, 0xffff0000, 0.0, 0);
 489     if(FAILED(hr))
 490     {
 491         trace("Clear failed, can't assure correctness of the test results, skipping\n");
 492         goto cleanup;
 493     }
 494
 495     color = getPixelColor(Direct3DDevice, 1, 1);
 496     if(color !=0x00ff0000)
 497     {
 498         trace("Sanity check returned an incorrect color(%08x), can't assure the correctness of the tests, skipping\n", color);
 499         goto cleanup;
 500     }
 501
 502     hr = IDirect3DDevice7_Clear(Direct3DDevice, 0, NULL, D3DCLEAR_TARGET, 0xff00ddee, 0.0, 0);
 503     if(FAILED(hr))
 504     {
 505         trace("Clear failed, can't assure correctness of the test results, skipping\n");
 506         goto cleanup;
 507     }
 508
 509     color = getPixelColor(Direct3DDevice, 639, 479);
 510     if(color != 0x0000ddee)
 511     {
 512         trace("Sanity check returned an incorrect color(%08x), can't assure the correctness of the tests, skipping\n", color);
 513         goto cleanup;
 514     }
 515
 516     /* Now run the tests */
 517     lighting_test(Direct3DDevice);
 518     clear_test(Direct3DDevice);
 519     fog_test(Direct3DDevice);
 520
 521 cleanup:
 522     releaseObjects();
 523 }