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 || hr == DDERR_UNSUPPORTED, "IDirectDraw7_SetDisplayMode failed with %08x\n", hr);
  65     if(FAILED(hr)) {
  66         /* use trace, the caller calls skip() */
  67         trace("SetDisplayMode failed\n");
  68         goto err;
  69     }
  70
  71     hr = IDirectDraw7_QueryInterface(DirectDraw, &IID_IDirect3D7, (void**) &Direct3D);
  72     if (hr == E_NOINTERFACE) goto err;
  73     ok(hr==DD_OK, "QueryInterface returned: %08x\n", hr);
  74
  75     /* DirectDraw Flipping behavior doesn't seem that well-defined. The reference rasterizer behaves differently
  76      * than hardware implementations. Request single buffering, that seems to work everywhere
  77      */
  78     memset(&ddsd, 0, sizeof(ddsd));
  79     ddsd.dwSize = sizeof(ddsd);
  80     ddsd.dwFlags = DDSD_CAPS;
  81     ddsd.ddsCaps.dwCaps = DDSCAPS_PRIMARYSURFACE | DDSCAPS_3DDEVICE;
  82     ddsd.dwBackBufferCount = 1;
  83     hr = IDirectDraw7_CreateSurface(DirectDraw, &ddsd, &Surface, NULL);
  84     ok(hr==DD_OK, "CreateSurface returned: %08x\n", hr);
  85     if(!Surface) goto err;
  86
  87     hr = IDirect3D7_CreateDevice(Direct3D, &IID_IDirect3DTnLHalDevice, Surface, &Direct3DDevice);
  88     if(FAILED(hr))
  89     {
  90         trace("Creating a TnLHal Device failed, trying HAL\n");
  91         hr = IDirect3D7_CreateDevice(Direct3D, &IID_IDirect3DHALDevice, Surface, &Direct3DDevice);
  92         if(FAILED(hr))
  93         {
  94             trace("Creating a HAL device failed, trying Ref\n");
  95             hr = IDirect3D7_CreateDevice(Direct3D, &IID_IDirect3DRefDevice, Surface, &Direct3DDevice);
  96         }
  97     }
  98     ok(hr == D3D_OK, "IDirect3D7_CreateDevice failed with %08x\n", hr);
  99     if(!Direct3DDevice) goto err;
 100     return TRUE;
 101
 102     err:
 103     if(DirectDraw) IDirectDraw7_Release(DirectDraw);
 104     if(Surface) IDirectDrawSurface7_Release(Surface);
 105     if(Direct3D) IDirect3D7_Release(Direct3D);
 106     if(Direct3DDevice) IDirect3DDevice7_Release(Direct3DDevice);
 107     if(window) DestroyWindow(window);
 108     return FALSE;
 109 }
 110
 111 static void releaseObjects(void)
 112 {
 113     IDirect3DDevice7_Release(Direct3DDevice);
 114     IDirect3D7_Release(Direct3D);
 115     IDirectDrawSurface7_Release(Surface);
 116     IDirectDraw7_Release(DirectDraw);
 117     DestroyWindow(window);
 118 }
 119
 120 static DWORD getPixelColor(IDirect3DDevice7 *device, UINT x, UINT y)
 121 {
 122     DWORD ret;
 123     HRESULT hr;
 124     DDSURFACEDESC2 ddsd;
 125     RECT rectToLock = {x, y, x+1, y+1};
 126     IDirectDrawSurface7 *surf = NULL;
 127
 128     /* Some implementations seem to dislike direct locking on the front buffer. Thus copy the front buffer
 129      * to an offscreen surface and lock it instead of the front buffer
 130      */
 131     memset(&ddsd, 0, sizeof(ddsd));
 132     ddsd.dwSize = sizeof(ddsd);
 133     U4(ddsd).ddpfPixelFormat.dwSize = sizeof(U4(ddsd).ddpfPixelFormat);
 134     ddsd.dwFlags = DDSD_WIDTH | DDSD_HEIGHT | DDSD_CAPS;
 135     ddsd.dwWidth = 640;
 136     ddsd.dwHeight = 480;
 137     ddsd.ddsCaps.dwCaps = DDSCAPS_OFFSCREENPLAIN | DDSCAPS_SYSTEMMEMORY;
 138     hr = IDirectDraw7_CreateSurface(DirectDraw, &ddsd, &surf, NULL);
 139     ok(hr == DD_OK, "IDirectDraw7_CreateSurface failed with %08x\n", hr);
 140     if(!surf)
 141     {
 142         trace("cannot create helper surface\n");
 143         return 0xdeadbeef;
 144     }
 145
 146     memset(&ddsd, 0, sizeof(ddsd));
 147     ddsd.dwSize = sizeof(ddsd);
 148     U4(ddsd).ddpfPixelFormat.dwSize = sizeof(U4(ddsd).ddpfPixelFormat);
 149
 150     hr = IDirectDrawSurface_BltFast(surf, 0, 0, Surface, NULL, 0);
 151     ok(hr == DD_OK, "IDirectDrawSurface7_BltFast returned %08x\n", hr);
 152     if(FAILED(hr))
 153     {
 154         trace("Cannot blit\n");
 155         ret = 0xdeadbee;
 156         goto out;
 157     }
 158
 159     hr = IDirectDrawSurface7_Lock(surf, &rectToLock, &ddsd, DDLOCK_READONLY | DDLOCK_WAIT, NULL);
 160     if(FAILED(hr))
 161     {
 162         trace("Can't lock the offscreen surface, hr=%08x\n", hr);
 163         ret = 0xdeadbeec;
 164         goto out;
 165     }
 166
 167     /* Remove the X channel for now. DirectX and OpenGL have different ideas how to treat it apparently, and it isn't
 168      * really important for these tests
 169      */
 170     ret = ((DWORD *) ddsd.lpSurface)[0] & 0x00ffffff;
 171     hr = IDirectDrawSurface7_Unlock(surf, &rectToLock);
 172     if(FAILED(hr))
 173     {
 174         trace("Can't unlock the offscreen surface, hr=%08x\n", hr);
 175     }
 176
 177 out:
 178     IDirectDrawSurface7_Release(surf);
 179     return ret;
 180 }
 181
 182 struct vertex
 183 {
 184     float x, y, z;
 185     DWORD diffuse;
 186 };
 187
 188 struct nvertex
 189 {
 190     float x, y, z;
 191     float nx, ny, nz;
 192     DWORD diffuse;
 193 };
 194
 195 static void lighting_test(IDirect3DDevice7 *device)
 196 {
 197     HRESULT hr;
 198     DWORD fvf = D3DFVF_XYZ | D3DFVF_DIFFUSE;
 199     DWORD nfvf = D3DFVF_XYZ | D3DFVF_DIFFUSE | D3DFVF_NORMAL;
 200     DWORD color;
 201
 202     float mat[16] = { 1.0f, 0.0f, 0.0f, 0.0f,
 203                       0.0f, 1.0f, 0.0f, 0.0f,
 204                       0.0f, 0.0f, 1.0f, 0.0f,
 205                       0.0f, 0.0f, 0.0f, 1.0f };
 206
 207     struct vertex unlitquad[] =
 208     {
 209         {-1.0f, -1.0f,   0.1f,                          0xffff0000},
 210         {-1.0f,  0.0f,   0.1f,                          0xffff0000},
 211         { 0.0f,  0.0f,   0.1f,                          0xffff0000},
 212         { 0.0f, -1.0f,   0.1f,                          0xffff0000},
 213     };
 214     struct vertex litquad[] =
 215     {
 216         {-1.0f,  0.0f,   0.1f,                          0xff00ff00},
 217         {-1.0f,  1.0f,   0.1f,                          0xff00ff00},
 218         { 0.0f,  1.0f,   0.1f,                          0xff00ff00},
 219         { 0.0f,  0.0f,   0.1f,                          0xff00ff00},
 220     };
 221     struct nvertex unlitnquad[] =
 222     {
 223         { 0.0f, -1.0f,   0.1f,  1.0f,   1.0f,   1.0f,   0xff0000ff},
 224         { 0.0f,  0.0f,   0.1f,  1.0f,   1.0f,   1.0f,   0xff0000ff},
 225         { 1.0f,  0.0f,   0.1f,  1.0f,   1.0f,   1.0f,   0xff0000ff},
 226         { 1.0f, -1.0f,   0.1f,  1.0f,   1.0f,   1.0f,   0xff0000ff},
 227     };
 228     struct nvertex litnquad[] =
 229     {
 230         { 0.0f,  0.0f,   0.1f,  1.0f,   1.0f,   1.0f,   0xffffff00},
 231         { 0.0f,  1.0f,   0.1f,  1.0f,   1.0f,   1.0f,   0xffffff00},
 232         { 1.0f,  1.0f,   0.1f,  1.0f,   1.0f,   1.0f,   0xffffff00},
 233         { 1.0f,  0.0f,   0.1f,  1.0f,   1.0f,   1.0f,   0xffffff00},
 234     };
 235     WORD Indices[] = {0, 1, 2, 2, 3, 0};
 236
 237     hr = IDirect3DDevice7_Clear(device, 0, NULL, D3DCLEAR_TARGET, 0xffffffff, 0.0, 0);
 238     ok(hr == D3D_OK, "IDirect3DDevice7_Clear failed with %08x\n", hr);
 239
 240     /* Setup some states that may cause issues */
 241     hr = IDirect3DDevice7_SetTransform(device, D3DTRANSFORMSTATE_WORLD, (D3DMATRIX *) mat);
 242     ok(hr == D3D_OK, "IDirect3DDevice7_SetTransform returned %08x\n", hr);
 243     hr = IDirect3DDevice7_SetTransform(device, D3DTRANSFORMSTATE_VIEW, (D3DMATRIX *)mat);
 244     ok(hr == D3D_OK, "IDirect3DDevice7_SetTransform returned %08x\n", hr);
 245     hr = IDirect3DDevice7_SetTransform(device, D3DTRANSFORMSTATE_PROJECTION, (D3DMATRIX *) mat);
 246     ok(hr == D3D_OK, "IDirect3DDevice7_SetTransform returned %08x\n", hr);
 247     hr = IDirect3DDevice7_SetRenderState(device, D3DRENDERSTATE_CLIPPING, FALSE);
 248     ok(hr == D3D_OK, "IDirect3DDevice7_SetRenderState returned %08x\n", hr);
 249     hr = IDirect3DDevice7_SetRenderState(device, D3DRENDERSTATE_ZENABLE, FALSE);
 250     ok(hr == D3D_OK, "IDirect3DDevice7_SetRenderState returned %08x\n", hr);
 251     hr = IDirect3DDevice7_SetRenderState(device, D3DRENDERSTATE_FOGENABLE, FALSE);
 252     ok(hr == D3D_OK, "IDirect3DDevice7_SetRenderState returned %08x\n", hr);
 253     hr = IDirect3DDevice7_SetRenderState(device, D3DRENDERSTATE_STENCILENABLE, FALSE);
 254     ok(hr == D3D_OK, "IDirect3DDevice7_SetRenderState returned %08x\n", hr);
 255     hr = IDirect3DDevice7_SetRenderState(device, D3DRENDERSTATE_ALPHATESTENABLE, FALSE);
 256     ok(hr == D3D_OK, "IDirect3DDevice7_SetRenderState returned %08x\n", hr);
 257     hr = IDirect3DDevice7_SetRenderState(device, D3DRENDERSTATE_ALPHABLENDENABLE, FALSE);
 258     ok(hr == D3D_OK, "IDirect3DDevice7_SetRenderState returned %08x\n", hr);
 259     hr = IDirect3DDevice7_SetRenderState(device, D3DRENDERSTATE_CULLMODE, D3DCULL_NONE);
 260     ok(hr == D3D_OK, "IDirect3DDevice7_SetRenderState failed with %08x\n", hr);
 261
 262     hr = IDirect3DDevice7_BeginScene(device);
 263     ok(hr == D3D_OK, "IDirect3DDevice7_BeginScene failed with %08x\n", hr);
 264     if(hr == D3D_OK)
 265     {
 266         /* No lights are defined... That means, lit vertices should be entirely black */
 267         hr = IDirect3DDevice7_SetRenderState(device, D3DRENDERSTATE_LIGHTING, FALSE);
 268         ok(hr == D3D_OK, "IDirect3DDevice7_SetRenderState returned %08x\n", hr);
 269         hr = IDirect3DDevice7_DrawIndexedPrimitive(device, D3DPT_TRIANGLELIST, fvf, unlitquad, 4 /* NumVerts */,
 270                                                     Indices, 6 /* Indexcount */, 0 /* flags */);
 271         ok(hr == D3D_OK, "IDirect3DDevice7_DrawIndexedPrimitiveUP failed with %08x\n", hr);
 272
 273         hr = IDirect3DDevice7_SetRenderState(device, D3DRENDERSTATE_LIGHTING, TRUE);
 274         ok(hr == D3D_OK, "IDirect3DDevice7_SetRenderState returned %08x\n", hr);
 275         hr = IDirect3DDevice7_DrawIndexedPrimitive(device, D3DPT_TRIANGLELIST, fvf, litquad, 4 /* NumVerts */,
 276                                                     Indices, 6 /* Indexcount */, 0 /* flags */);
 277         ok(hr == D3D_OK, "IDirect3DDevice7_DrawIndexedPrimitiveUP failed with %08x\n", hr);
 278
 279         hr = IDirect3DDevice7_SetRenderState(device, D3DRENDERSTATE_LIGHTING, FALSE);
 280         ok(hr == D3D_OK, "IDirect3DDevice7_SetRenderState returned %08x\n", hr);
 281         hr = IDirect3DDevice7_DrawIndexedPrimitive(device, D3DPT_TRIANGLELIST, nfvf, unlitnquad, 4 /* NumVerts */,
 282                                                     Indices, 6 /* Indexcount */, 0 /* flags */);
 283         ok(hr == D3D_OK, "IDirect3DDevice7_DrawIndexedPrimitiveUP failed with %08x\n", hr);
 284
 285         hr = IDirect3DDevice7_SetRenderState(device, D3DRENDERSTATE_LIGHTING, TRUE);
 286         ok(hr == D3D_OK, "IDirect3DDevice7_SetRenderState returned %08x\n", hr);
 287         hr = IDirect3DDevice7_DrawIndexedPrimitive(device, D3DPT_TRIANGLELIST, nfvf, litnquad, 4 /* NumVerts */,
 288                                                     Indices, 6 /* Indexcount */, 0 /* flags */);
 289         ok(hr == D3D_OK, "IDirect3DDevice7_DrawIndexedPrimitiveUP failed with %08x\n", hr);
 290
 291         IDirect3DDevice7_EndScene(device);
 292         ok(hr == D3D_OK, "IDirect3DDevice7_EndScene failed with %08x\n", hr);
 293     }
 294
 295     color = getPixelColor(device, 160, 360); /* lower left quad - unlit without normals */
 296     ok(color == 0x00ff0000, "Unlit quad without normals has color %08x\n", color);
 297     color = getPixelColor(device, 160, 120); /* upper left quad - lit without normals */
 298     ok(color == 0x00000000, "Lit quad without normals has color %08x\n", color);
 299     color = getPixelColor(device, 480, 360); /* lower left quad - unlit width normals */
 300     ok(color == 0x000000ff, "Unlit quad width normals has color %08x\n", color);
 301     color = getPixelColor(device, 480, 120); /* upper left quad - lit width normals */
 302     ok(color == 0x00000000, "Lit quad width normals has color %08x\n", color);
 303
 304     hr = IDirect3DDevice7_SetRenderState(device, D3DRENDERSTATE_LIGHTING, FALSE);
 305     ok(hr == D3D_OK, "IDirect3DDevice7_SetRenderState returned %08x\n", hr);
 306 }
 307
 308 static void clear_test(IDirect3DDevice7 *device)
 309 {
 310     /* Tests the correctness of clearing parameters */
 311     HRESULT hr;
 312     D3DRECT rect[2];
 313     D3DRECT rect_negneg;
 314     DWORD color;
 315
 316     hr = IDirect3DDevice7_Clear(device, 0, NULL, D3DCLEAR_TARGET, 0xffffffff, 0.0, 0);
 317     ok(hr == D3D_OK, "IDirect3DDevice7_Clear failed with %08x\n", hr);
 318
 319     /* Positive x, negative y */
 320     U1(rect[0]).x1 = 0;
 321     U2(rect[0]).y1 = 480;
 322     U3(rect[0]).x2 = 320;
 323     U4(rect[0]).y2 = 240;
 324
 325     /* Positive x, positive y */
 326     U1(rect[1]).x1 = 0;
 327     U2(rect[1]).y1 = 0;
 328     U3(rect[1]).x2 = 320;
 329     U4(rect[1]).y2 = 240;
 330     /* Clear 2 rectangles with one call. Shows that a positive value is returned, but the negative rectangle
 331      * is ignored, the positive is still cleared afterwards
 332      */
 333     hr = IDirect3DDevice7_Clear(device, 2, rect, D3DCLEAR_TARGET, 0xffff0000, 0.0, 0);
 334     ok(hr == D3D_OK, "IDirect3DDevice7_Clear failed with %08x\n", hr);
 335
 336     /* negative x, negative y */
 337     U1(rect_negneg).x1 = 640;
 338     U2(rect_negneg).y1 = 240;
 339     U3(rect_negneg).x2 = 320;
 340     U4(rect_negneg).y2 = 0;
 341     hr = IDirect3DDevice7_Clear(device, 1, &rect_negneg, D3DCLEAR_TARGET, 0xff00ff00, 0.0, 0);
 342     ok(hr == D3D_OK, "IDirect3DDevice7_Clear failed with %08x\n", hr);
 343
 344     color = getPixelColor(device, 160, 360); /* lower left quad */
 345     ok(color == 0x00ffffff, "Clear rectangle 3(pos, neg) has color %08x\n", color);
 346     color = getPixelColor(device, 160, 120); /* upper left quad */
 347     ok(color == 0x00ff0000, "Clear rectangle 1(pos, pos) has color %08x\n", color);
 348     color = getPixelColor(device, 480, 360); /* lower right quad  */
 349     ok(color == 0x00ffffff, "Clear rectangle 4(NULL) has color %08x\n", color);
 350     color = getPixelColor(device, 480, 120); /* upper right quad */
 351     ok(color == 0x00ffffff, "Clear rectangle 4(neg, neg) has color %08x\n", color);
 352 }
 353
 354 struct sVertex {
 355     float x, y, z;
 356     DWORD diffuse;
 357     DWORD specular;
 358 };
 359
 360 struct sVertexT {
 361     float x, y, z, rhw;
 362     DWORD diffuse;
 363     DWORD specular;
 364 };
 365
 366 static void fog_test(IDirect3DDevice7 *device)
 367 {
 368     HRESULT hr;
 369     DWORD color;
 370     float start = 0.0, end = 1.0;
 371     D3DDEVICEDESC7 caps;
 372
 373     /* Gets full z based fog with linear fog, no fog with specular color */
 374     struct sVertex unstransformed_1[] = {
 375         {-1,    -1,   0.1f,         0xFFFF0000,     0xFF000000  },
 376         {-1,     0,   0.1f,         0xFFFF0000,     0xFF000000  },
 377         { 0,     0,   0.1f,         0xFFFF0000,     0xFF000000  },
 378         { 0,    -1,   0.1f,         0xFFFF0000,     0xFF000000  },
 379     };
 380     /* Ok, I am too lazy to deal with transform matrices */
 381     struct sVertex unstransformed_2[] = {
 382         {-1,     0,   1.0f,         0xFFFF0000,     0xFF000000  },
 383         {-1,     1,   1.0f,         0xFFFF0000,     0xFF000000  },
 384         { 0,     1,   1.0f,         0xFFFF0000,     0xFF000000  },
 385         { 0,     0,   1.0f,         0xFFFF0000,     0xFF000000  },
 386     };
 387     /* Untransformed ones. Give them a different diffuse color to make the test look
 388      * nicer. It also makes making sure that they are drawn correctly easier.
 389      */
 390     struct sVertexT transformed_1[] = {
 391         {320,    0,   1.0f, 1.0f,   0xFFFFFF00,     0xFF000000  },
 392         {640,    0,   1.0f, 1.0f,   0xFFFFFF00,     0xFF000000  },
 393         {640,  240,   1.0f, 1.0f,   0xFFFFFF00,     0xFF000000  },
 394         {320,  240,   1.0f, 1.0f,   0xFFFFFF00,     0xFF000000  },
 395     };
 396     struct sVertexT transformed_2[] = {
 397         {320,  240,   1.0f, 1.0f,   0xFFFFFF00,     0xFF000000  },
 398         {640,  240,   1.0f, 1.0f,   0xFFFFFF00,     0xFF000000  },
 399         {640,  480,   1.0f, 1.0f,   0xFFFFFF00,     0xFF000000  },
 400         {320,  480,   1.0f, 1.0f,   0xFFFFFF00,     0xFF000000  },
 401     };
 402     WORD Indices[] = {0, 1, 2, 2, 3, 0};
 403
 404     memset(&caps, 0, sizeof(caps));
 405     hr = IDirect3DDevice7_GetCaps(device, &caps);
 406     ok(hr == D3D_OK, "IDirect3DDevice7_GetCaps returned %08x\n", hr);
 407     hr = IDirect3DDevice7_Clear(device, 0, NULL, D3DCLEAR_TARGET, 0xffff00ff, 0.0, 0);
 408     ok(hr == D3D_OK, "IDirect3DDevice7_Clear returned %08x\n", hr);
 409
 410     /* Setup initial states: No lighting, fog on, fog color */
 411     hr = IDirect3DDevice7_SetRenderState(device, D3DRENDERSTATE_LIGHTING, FALSE);
 412     ok(hr == D3D_OK, "Turning off lighting returned %08x\n", hr);
 413     hr = IDirect3DDevice7_SetRenderState(device, D3DRENDERSTATE_FOGENABLE, TRUE);
 414     ok(hr == D3D_OK, "Turning on fog calculations returned %08x\n", hr);
 415     hr = IDirect3DDevice7_SetRenderState(device, D3DRENDERSTATE_FOGCOLOR, 0xFF00FF00 /* A nice green */);
 416     ok(hr == D3D_OK, "Turning on fog calculations returned %08x\n", hr);
 417
 418     /* First test: Both table fog and vertex fog off */
 419     hr = IDirect3DDevice7_SetRenderState(device, D3DRENDERSTATE_FOGTABLEMODE, D3DFOG_NONE);
 420     ok(hr == D3D_OK, "Turning off table fog returned %08x\n", hr);
 421     hr = IDirect3DDevice7_SetRenderState(device, D3DRENDERSTATE_FOGVERTEXMODE, D3DFOG_NONE);
 422     ok(hr == D3D_OK, "Turning off table fog returned %08x\n", hr);
 423
 424     /* Start = 0, end = 1. Should be default, but set them */
 425     hr = IDirect3DDevice7_SetRenderState(device, D3DRENDERSTATE_FOGSTART, *((DWORD *) &start));
 426     ok(hr == D3D_OK, "Setting fog start returned %08x\n", hr);
 427     hr = IDirect3DDevice7_SetRenderState(device, D3DRENDERSTATE_FOGEND, *((DWORD *) &end));
 428     ok(hr == D3D_OK, "Setting fog start returned %08x\n", hr);
 429
 430     if(IDirect3DDevice7_BeginScene(device) == D3D_OK)
 431     {
 432         /* Untransformed, vertex fog = NONE, table fog = NONE: Read the fog weighting from the specular color */
 433         hr = IDirect3DDevice7_DrawIndexedPrimitive(device, D3DPT_TRIANGLELIST, D3DFVF_XYZ | D3DFVF_DIFFUSE | D3DFVF_SPECULAR,
 434                                                    unstransformed_1, 4, Indices, 6, 0);
 435         ok(hr == D3D_OK, "DrawIndexedPrimitive returned %08x\n", hr);
 436
 437         /* That makes it use the Z value */
 438         hr = IDirect3DDevice7_SetRenderState(device, D3DRENDERSTATE_FOGVERTEXMODE, D3DFOG_LINEAR);
 439         ok(hr == D3D_OK, "Turning off table fog returned %08x\n", hr);
 440         /* Untransformed, vertex fog != none (or table fog != none):
 441          * Use the Z value as input into the equation
 442          */
 443         hr = IDirect3DDevice7_DrawIndexedPrimitive(device, D3DPT_TRIANGLELIST, D3DFVF_XYZ | D3DFVF_DIFFUSE | D3DFVF_SPECULAR,
 444                                                    unstransformed_2, 4, Indices, 6, 0);
 445         ok(hr == D3D_OK, "DrawIndexedPrimitive returned %08x\n", hr);
 446
 447         /* transformed verts */
 448         ok( hr == D3D_OK, "SetFVF returned %08x\n", hr);
 449         /* Transformed, vertex fog != NONE, pixel fog == NONE: Use specular color alpha component */
 450         hr = IDirect3DDevice7_DrawIndexedPrimitive(device, D3DPT_TRIANGLELIST, D3DFVF_XYZRHW | D3DFVF_DIFFUSE | D3DFVF_SPECULAR,
 451                                                    transformed_1, 4, Indices, 6, 0);
 452         ok(hr == D3D_OK, "DrawIndexedPrimitive returned %08x\n", hr);
 453
 454         hr = IDirect3DDevice7_SetRenderState(device, D3DRENDERSTATE_FOGTABLEMODE, D3DFOG_LINEAR);
 455         ok( hr == D3D_OK, "Setting fog table mode to D3DFOG_LINEAR returned %08x\n", hr);
 456         /* Transformed, table fog != none, vertex anything: Use Z value as input to the fog
 457          * equation
 458          */
 459         hr = IDirect3DDevice7_DrawIndexedPrimitive(device, D3DPT_TRIANGLELIST, D3DFVF_XYZRHW | D3DFVF_DIFFUSE | D3DFVF_SPECULAR,
 460                                                    transformed_2, 4, Indices, 6, 0);
 461         ok(hr == D3D_OK, "DrawIndexedPrimitive returned %08x\n", hr);
 462
 463         hr = IDirect3DDevice7_EndScene(device);
 464         ok(hr == D3D_OK, "EndScene returned %08x\n", hr);
 465     }
 466     else
 467     {
 468         ok(FALSE, "BeginScene failed\n");
 469     }
 470
 471     color = getPixelColor(device, 160, 360);
 472     ok(color == 0x00FF0000, "Untransformed vertex with no table or vertex fog has color %08x\n", color);
 473     color = getPixelColor(device, 160, 120);
 474     ok(color == 0x0000FF00, "Untransformed vertex with linear vertex fog has color %08x\n", color);
 475     color = getPixelColor(device, 480, 120);
 476     ok(color == 0x00FFFF00, "Transformed vertex with linear vertex fog has color %08x\n", color);
 477     if(caps.dpcTriCaps.dwRasterCaps & D3DPRASTERCAPS_FOGTABLE)
 478     {
 479         color = getPixelColor(device, 480, 360);
 480         ok(color == 0x0000FF00, "Transformed vertex with linear table fog has color %08x\n", color);
 481     }
 482     else
 483     {
 484         /* Without fog table support the vertex fog is still applied, even though table fog is turned on.
 485          * The settings above result in no fogging with vertex fog
 486          */
 487         color = getPixelColor(device, 480, 120);
 488         ok(color == 0x00FFFF00, "Transformed vertex with linear vertex fog has color %08x\n", color);
 489         trace("Info: Table fog not supported by this device\n");
 490     }
 491
 492     /* Turn off the fog master switch to avoid confusing other tests */
 493     hr = IDirect3DDevice7_SetRenderState(device, D3DRENDERSTATE_FOGENABLE, FALSE);
 494     ok(hr == D3D_OK, "Turning off fog calculations returned %08x\n", hr);
 495 }
 496
 497 START_TEST(visual)
 498 {
 499     HRESULT hr;
 500     DWORD color;
 501     if(!createObjects())
 502     {
 503         skip("Cannot initialize DirectDraw and Direct3D, skipping\n");
 504         return;
 505     }
 506
 507     /* Check for the reliability of the returned data */
 508     hr = IDirect3DDevice7_Clear(Direct3DDevice, 0, NULL, D3DCLEAR_TARGET, 0xffff0000, 0.0, 0);
 509     if(FAILED(hr))
 510     {
 511         trace("Clear failed, can't assure correctness of the test results, skipping\n");
 512         goto cleanup;
 513     }
 514
 515     color = getPixelColor(Direct3DDevice, 1, 1);
 516     if(color !=0x00ff0000)
 517     {
 518         trace("Sanity check returned an incorrect color(%08x), can't assure the correctness of the tests, skipping\n", color);
 519         goto cleanup;
 520     }
 521
 522     hr = IDirect3DDevice7_Clear(Direct3DDevice, 0, NULL, D3DCLEAR_TARGET, 0xff00ddee, 0.0, 0);
 523     if(FAILED(hr))
 524     {
 525         trace("Clear failed, can't assure correctness of the test results, skipping\n");
 526         goto cleanup;
 527     }
 528
 529     color = getPixelColor(Direct3DDevice, 639, 479);
 530     if(color != 0x0000ddee)
 531     {
 532         trace("Sanity check returned an incorrect color(%08x), can't assure the correctness of the tests, skipping\n", color);
 533         goto cleanup;
 534     }
 535
 536     /* Now run the tests */
 537     lighting_test(Direct3DDevice);
 538     clear_test(Direct3DDevice);
 539     fog_test(Direct3DDevice);
 540
 541 cleanup:
 542     releaseObjects();
 543 }