dlls/wined3d/stateblock.c

   1 /*
   2  * state block implementation
   3  *
   4  * Copyright 2002 Raphael Junqueira
   5  *           2004 Jason Edmeades
   6  *
   7  * This library is free software; you can redistribute it and/or
   8  * modify it under the terms of the GNU Lesser General Public
   9  * License as published by the Free Software Foundation; either
  10  * version 2.1 of the License, or (at your option) any later version.
  11  *
  12  * This library is distributed in the hope that it will be useful,
  13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  15  * Lesser General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU Lesser General Public
  18  * License along with this library; if not, write to the Free Software
  19  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  20  */
  21
  22 #include "config.h"
  23 #include "wined3d_private.h"
  24
  25 WINE_DEFAULT_DEBUG_CHANNEL(d3d);
  26 #define GLINFO_LOCATION ((IWineD3DImpl *)(((IWineD3DDeviceImpl *)This->wineD3DDevice)->wineD3D))->gl_info
  27
  28 HRESULT WINAPI IWineD3DStateBlockImpl_GetParent(IWineD3DStateBlock *iface, IUnknown **pParent) {
  29     IWineD3DStateBlockImpl *This = (IWineD3DStateBlockImpl *)iface;
  30     IUnknown_AddRef(This->parent);
  31     *pParent = This->parent;
  32     return D3D_OK;
  33 }
  34
  35 HRESULT WINAPI IWineD3DStateBlockImpl_InitStartupStateBlock(IWineD3DStateBlock* iface) {
  36     IWineD3DStateBlockImpl *This = (IWineD3DStateBlockImpl *)iface;
  37     IWineD3DDeviceImpl     *ThisDevice = (IWineD3DDeviceImpl *)(This->wineD3DDevice);
  38     union {
  39         D3DLINEPATTERN lp;
  40         DWORD d;
  41     } lp;
  42     union {
  43         float f;
  44         DWORD d;
  45     } tmpfloat;
  46     unsigned int i;
  47
  48     /* Note this may have a large overhead but it should only be executed
  49        once, in order to initialize the complete state of the device and
  50        all opengl equivalents                                            */
  51     TRACE("-----------------------> Setting up device defaults...\n");
  52     This->blockType = D3DSBT_ALL;
  53
  54     /* FIXME: Set some of the defaults for lights, transforms etc */
  55     memcpy(&This->transforms[D3DTS_PROJECTION], &identity, sizeof(identity));
  56     memcpy(&This->transforms[D3DTS_VIEW], &identity, sizeof(identity));
  57     for (i = 0; i < 256; ++i) {
  58       memcpy(&This->transforms[D3DTS_WORLDMATRIX(i)], &identity, sizeof(identity));
  59     }
  60
  61     /* Render states: */
  62     if (ThisDevice->presentParms.EnableAutoDepthStencil) {
  63        IWineD3DDevice_SetRenderState((IWineD3DDevice *)This->wineD3DDevice, D3DRS_ZENABLE, D3DZB_TRUE);
  64     } else {
  65        IWineD3DDevice_SetRenderState((IWineD3DDevice *)This->wineD3DDevice, D3DRS_ZENABLE, D3DZB_FALSE);
  66     }
  67     IWineD3DDevice_SetRenderState((IWineD3DDevice *)This->wineD3DDevice, D3DRS_FILLMODE, D3DFILL_SOLID);
  68     IWineD3DDevice_SetRenderState((IWineD3DDevice *)This->wineD3DDevice, D3DRS_SHADEMODE, D3DSHADE_GOURAUD);
  69
  70     lp.lp.wRepeatFactor = 0; lp.lp.wLinePattern = 0;
  71     IWineD3DDevice_SetRenderState((IWineD3DDevice *)This->wineD3DDevice, D3DRS_LINEPATTERN, lp.d);
  72     IWineD3DDevice_SetRenderState((IWineD3DDevice *)This->wineD3DDevice, D3DRS_ZWRITEENABLE, TRUE);
  73     IWineD3DDevice_SetRenderState((IWineD3DDevice *)This->wineD3DDevice, D3DRS_ALPHATESTENABLE, FALSE);
  74     IWineD3DDevice_SetRenderState((IWineD3DDevice *)This->wineD3DDevice, D3DRS_LASTPIXEL, TRUE);
  75     IWineD3DDevice_SetRenderState((IWineD3DDevice *)This->wineD3DDevice, D3DRS_SRCBLEND, D3DBLEND_ONE);
  76     IWineD3DDevice_SetRenderState((IWineD3DDevice *)This->wineD3DDevice, D3DRS_DESTBLEND, D3DBLEND_ZERO);
  77     IWineD3DDevice_SetRenderState((IWineD3DDevice *)This->wineD3DDevice, D3DRS_CULLMODE, D3DCULL_CCW);
  78     IWineD3DDevice_SetRenderState((IWineD3DDevice *)This->wineD3DDevice, D3DRS_ZFUNC, D3DCMP_LESSEQUAL);
  79     IWineD3DDevice_SetRenderState((IWineD3DDevice *)This->wineD3DDevice, D3DRS_ALPHAFUNC, D3DCMP_ALWAYS);
  80     IWineD3DDevice_SetRenderState((IWineD3DDevice *)This->wineD3DDevice, D3DRS_ALPHAREF, 0xff); /*??*/
  81     IWineD3DDevice_SetRenderState((IWineD3DDevice *)This->wineD3DDevice, D3DRS_DITHERENABLE, FALSE);
  82     IWineD3DDevice_SetRenderState((IWineD3DDevice *)This->wineD3DDevice, D3DRS_ALPHABLENDENABLE, FALSE);
  83     IWineD3DDevice_SetRenderState((IWineD3DDevice *)This->wineD3DDevice, D3DRS_FOGENABLE, FALSE);
  84     IWineD3DDevice_SetRenderState((IWineD3DDevice *)This->wineD3DDevice, D3DRS_SPECULARENABLE, FALSE);
  85     IWineD3DDevice_SetRenderState((IWineD3DDevice *)This->wineD3DDevice, D3DRS_ZVISIBLE, 0);
  86     IWineD3DDevice_SetRenderState((IWineD3DDevice *)This->wineD3DDevice, D3DRS_FOGCOLOR, 0);
  87     IWineD3DDevice_SetRenderState((IWineD3DDevice *)This->wineD3DDevice, D3DRS_FOGTABLEMODE, D3DFOG_NONE);
  88     tmpfloat.f = 0.0f;
  89     IWineD3DDevice_SetRenderState((IWineD3DDevice *)This->wineD3DDevice, D3DRS_FOGSTART, tmpfloat.d);
  90     tmpfloat.f = 1.0f;
  91     IWineD3DDevice_SetRenderState((IWineD3DDevice *)This->wineD3DDevice, D3DRS_FOGEND, tmpfloat.d);
  92     tmpfloat.f = 1.0f;
  93     IWineD3DDevice_SetRenderState((IWineD3DDevice *)This->wineD3DDevice, D3DRS_FOGDENSITY, tmpfloat.d);
  94     IWineD3DDevice_SetRenderState((IWineD3DDevice *)This->wineD3DDevice, D3DRS_EDGEANTIALIAS, FALSE);
  95     IWineD3DDevice_SetRenderState((IWineD3DDevice *)This->wineD3DDevice, D3DRS_ZBIAS, 0);
  96     IWineD3DDevice_SetRenderState((IWineD3DDevice *)This->wineD3DDevice, D3DRS_RANGEFOGENABLE, FALSE);
  97     IWineD3DDevice_SetRenderState((IWineD3DDevice *)This->wineD3DDevice, D3DRS_STENCILENABLE, FALSE);
  98     IWineD3DDevice_SetRenderState((IWineD3DDevice *)This->wineD3DDevice, D3DRS_STENCILFAIL, D3DSTENCILOP_KEEP);
  99     IWineD3DDevice_SetRenderState((IWineD3DDevice *)This->wineD3DDevice, D3DRS_STENCILZFAIL, D3DSTENCILOP_KEEP);
 100     IWineD3DDevice_SetRenderState((IWineD3DDevice *)This->wineD3DDevice, D3DRS_STENCILPASS, D3DSTENCILOP_KEEP);
 101
 102     /* Setting stencil func also uses values for stencil ref/mask, so manually set defaults
 103      * so only a single call performed (and ensure defaults initialized before making that call)
 104      *
 105      * IWineD3DDevice_SetRenderState((IWineD3DDevice *)This->wineD3DDevice, D3DRS_STENCILREF, 0);
 106      * IWineD3DDevice_SetRenderState((IWineD3DDevice *)This->wineD3DDevice, D3DRS_STENCILMASK, 0xFFFFFFFF);
 107      */
 108     This->renderState[D3DRS_STENCILREF] = 0;
 109     This->renderState[D3DRS_STENCILMASK] = 0xFFFFFFFF;
 110     IWineD3DDevice_SetRenderState((IWineD3DDevice *)This->wineD3DDevice, D3DRS_STENCILFUNC, D3DCMP_ALWAYS);
 111     IWineD3DDevice_SetRenderState((IWineD3DDevice *)This->wineD3DDevice, D3DRS_STENCILWRITEMASK, 0xFFFFFFFF);
 112     IWineD3DDevice_SetRenderState((IWineD3DDevice *)This->wineD3DDevice, D3DRS_TEXTUREFACTOR, 0xFFFFFFFF);
 113     IWineD3DDevice_SetRenderState((IWineD3DDevice *)This->wineD3DDevice, D3DRS_WRAP0, 0);
 114     IWineD3DDevice_SetRenderState((IWineD3DDevice *)This->wineD3DDevice, D3DRS_WRAP1, 0);
 115     IWineD3DDevice_SetRenderState((IWineD3DDevice *)This->wineD3DDevice, D3DRS_WRAP2, 0);
 116     IWineD3DDevice_SetRenderState((IWineD3DDevice *)This->wineD3DDevice, D3DRS_WRAP3, 0);
 117     IWineD3DDevice_SetRenderState((IWineD3DDevice *)This->wineD3DDevice, D3DRS_WRAP4, 0);
 118     IWineD3DDevice_SetRenderState((IWineD3DDevice *)This->wineD3DDevice, D3DRS_WRAP5, 0);
 119     IWineD3DDevice_SetRenderState((IWineD3DDevice *)This->wineD3DDevice, D3DRS_WRAP6, 0);
 120     IWineD3DDevice_SetRenderState((IWineD3DDevice *)This->wineD3DDevice, D3DRS_WRAP7, 0);
 121     IWineD3DDevice_SetRenderState((IWineD3DDevice *)This->wineD3DDevice, D3DRS_CLIPPING, TRUE);
 122     IWineD3DDevice_SetRenderState((IWineD3DDevice *)This->wineD3DDevice, D3DRS_LIGHTING, TRUE);
 123     IWineD3DDevice_SetRenderState((IWineD3DDevice *)This->wineD3DDevice, D3DRS_AMBIENT, 0);
 124     IWineD3DDevice_SetRenderState((IWineD3DDevice *)This->wineD3DDevice, D3DRS_FOGVERTEXMODE, D3DFOG_NONE);
 125     IWineD3DDevice_SetRenderState((IWineD3DDevice *)This->wineD3DDevice, D3DRS_COLORVERTEX, TRUE);
 126     IWineD3DDevice_SetRenderState((IWineD3DDevice *)This->wineD3DDevice, D3DRS_LOCALVIEWER, TRUE);
 127     IWineD3DDevice_SetRenderState((IWineD3DDevice *)This->wineD3DDevice, D3DRS_NORMALIZENORMALS, FALSE);
 128     IWineD3DDevice_SetRenderState((IWineD3DDevice *)This->wineD3DDevice, D3DRS_DIFFUSEMATERIALSOURCE, D3DMCS_COLOR1);
 129     IWineD3DDevice_SetRenderState((IWineD3DDevice *)This->wineD3DDevice, D3DRS_SPECULARMATERIALSOURCE, D3DMCS_COLOR2);
 130     IWineD3DDevice_SetRenderState((IWineD3DDevice *)This->wineD3DDevice, D3DRS_AMBIENTMATERIALSOURCE, D3DMCS_COLOR2);
 131     IWineD3DDevice_SetRenderState((IWineD3DDevice *)This->wineD3DDevice, D3DRS_EMISSIVEMATERIALSOURCE, D3DMCS_MATERIAL);
 132     IWineD3DDevice_SetRenderState((IWineD3DDevice *)This->wineD3DDevice, D3DRS_VERTEXBLEND, D3DVBF_DISABLE);
 133     IWineD3DDevice_SetRenderState((IWineD3DDevice *)This->wineD3DDevice, D3DRS_CLIPPLANEENABLE, 0);
 134     IWineD3DDevice_SetRenderState((IWineD3DDevice *)This->wineD3DDevice, D3DRS_SOFTWAREVERTEXPROCESSING, FALSE);
 135     tmpfloat.f = 1.0f;
 136     IWineD3DDevice_SetRenderState((IWineD3DDevice *)This->wineD3DDevice, D3DRS_POINTSIZE, tmpfloat.d);
 137     tmpfloat.f = 0.0f;
 138     IWineD3DDevice_SetRenderState((IWineD3DDevice *)This->wineD3DDevice, D3DRS_POINTSIZE_MIN, tmpfloat.d);
 139     IWineD3DDevice_SetRenderState((IWineD3DDevice *)This->wineD3DDevice, D3DRS_POINTSPRITEENABLE, FALSE);
 140     IWineD3DDevice_SetRenderState((IWineD3DDevice *)This->wineD3DDevice, D3DRS_POINTSCALEENABLE, FALSE);
 141     IWineD3DDevice_SetRenderState((IWineD3DDevice *)This->wineD3DDevice, D3DRS_POINTSCALE_A, TRUE);
 142     IWineD3DDevice_SetRenderState((IWineD3DDevice *)This->wineD3DDevice, D3DRS_POINTSCALE_B, TRUE);
 143     IWineD3DDevice_SetRenderState((IWineD3DDevice *)This->wineD3DDevice, D3DRS_POINTSCALE_C, TRUE);
 144     IWineD3DDevice_SetRenderState((IWineD3DDevice *)This->wineD3DDevice, D3DRS_MULTISAMPLEANTIALIAS, TRUE);
 145     IWineD3DDevice_SetRenderState((IWineD3DDevice *)This->wineD3DDevice, D3DRS_MULTISAMPLEMASK, 0xFFFFFFFF);
 146     IWineD3DDevice_SetRenderState((IWineD3DDevice *)This->wineD3DDevice, D3DRS_PATCHEDGESTYLE, D3DPATCHEDGE_DISCRETE);
 147     tmpfloat.f = 1.0f;
 148     IWineD3DDevice_SetRenderState((IWineD3DDevice *)This->wineD3DDevice, D3DRS_PATCHSEGMENTS, tmpfloat.d);
 149     IWineD3DDevice_SetRenderState((IWineD3DDevice *)This->wineD3DDevice, D3DRS_DEBUGMONITORTOKEN, D3DDMT_DISABLE);
 150     tmpfloat.f = 64.0f;
 151     IWineD3DDevice_SetRenderState((IWineD3DDevice *)This->wineD3DDevice, D3DRS_POINTSIZE_MAX, tmpfloat.d);
 152     IWineD3DDevice_SetRenderState((IWineD3DDevice *)This->wineD3DDevice, D3DRS_INDEXEDVERTEXBLENDENABLE, FALSE);
 153     IWineD3DDevice_SetRenderState((IWineD3DDevice *)This->wineD3DDevice, D3DRS_COLORWRITEENABLE, 0x0000000F);
 154     tmpfloat.f = 0.0f;
 155     IWineD3DDevice_SetRenderState((IWineD3DDevice *)This->wineD3DDevice, D3DRS_TWEENFACTOR, tmpfloat.d);
 156     IWineD3DDevice_SetRenderState((IWineD3DDevice *)This->wineD3DDevice, D3DRS_BLENDOP, D3DBLENDOP_ADD);
 157     IWineD3DDevice_SetRenderState((IWineD3DDevice *)This->wineD3DDevice, D3DRS_POSITIONORDER, D3DORDER_CUBIC);
 158     IWineD3DDevice_SetRenderState((IWineD3DDevice *)This->wineD3DDevice, D3DRS_NORMALORDER, D3DORDER_LINEAR);
 159
 160     /** clipping status */
 161     This->clip_status.ClipUnion = 0;
 162     This->clip_status.ClipIntersection = 0xFFFFFFFF;
 163
 164     /* Texture Stage States - Put directly into state block, we will call function below */
 165     for (i = 0; i < GL_LIMITS(textures); i++) {
 166         TRACE("Setting up default texture states for texture Stage %d\n", i);
 167         memcpy(&This->transforms[D3DTS_TEXTURE0 + i], &identity, sizeof(identity));
 168         This->textureState[i][D3DTSS_COLOROP               ] = (i==0)? D3DTOP_MODULATE :  D3DTOP_DISABLE;
 169         This->textureState[i][D3DTSS_COLORARG1             ] = D3DTA_TEXTURE;
 170         This->textureState[i][D3DTSS_COLORARG2             ] = D3DTA_CURRENT;
 171         This->textureState[i][D3DTSS_ALPHAOP               ] = (i==0)? D3DTOP_SELECTARG1 :  D3DTOP_DISABLE;
 172         This->textureState[i][D3DTSS_ALPHAARG1             ] = D3DTA_TEXTURE;
 173         This->textureState[i][D3DTSS_ALPHAARG2             ] = D3DTA_CURRENT;
 174         This->textureState[i][D3DTSS_BUMPENVMAT00          ] = (DWORD) 0.0;
 175         This->textureState[i][D3DTSS_BUMPENVMAT01          ] = (DWORD) 0.0;
 176         This->textureState[i][D3DTSS_BUMPENVMAT10          ] = (DWORD) 0.0;
 177         This->textureState[i][D3DTSS_BUMPENVMAT11          ] = (DWORD) 0.0;
 178         This->textureState[i][D3DTSS_TEXCOORDINDEX         ] = i;
 179         This->textureState[i][D3DTSS_ADDRESSU              ] = D3DTADDRESS_WRAP;
 180         This->textureState[i][D3DTSS_ADDRESSV              ] = D3DTADDRESS_WRAP;
 181         This->textureState[i][D3DTSS_BORDERCOLOR           ] = 0x00;
 182         This->textureState[i][D3DTSS_MAGFILTER             ] = D3DTEXF_POINT;
 183         This->textureState[i][D3DTSS_MINFILTER             ] = D3DTEXF_POINT;
 184         This->textureState[i][D3DTSS_MIPFILTER             ] = D3DTEXF_NONE;
 185         This->textureState[i][D3DTSS_MIPMAPLODBIAS         ] = 0;
 186         This->textureState[i][D3DTSS_MAXMIPLEVEL           ] = 0;
 187         This->textureState[i][D3DTSS_MAXANISOTROPY         ] = 1;
 188         This->textureState[i][D3DTSS_BUMPENVLSCALE         ] = (DWORD) 0.0;
 189         This->textureState[i][D3DTSS_BUMPENVLOFFSET        ] = (DWORD) 0.0;
 190         This->textureState[i][D3DTSS_TEXTURETRANSFORMFLAGS ] = D3DTTFF_DISABLE;
 191         This->textureState[i][D3DTSS_ADDRESSW              ] = D3DTADDRESS_WRAP;
 192         This->textureState[i][D3DTSS_COLORARG0             ] = D3DTA_CURRENT;
 193         This->textureState[i][D3DTSS_ALPHAARG0             ] = D3DTA_CURRENT;
 194         This->textureState[i][D3DTSS_RESULTARG             ] = D3DTA_CURRENT;
 195     }
 196
 197     /* Under DirectX you can have texture stage operations even if no texture is
 198        bound, whereas opengl will only do texture operations when a valid texture is
 199        bound. We emulate this by creating dummy textures and binding them to each
 200        texture stage, but disable all stages by default. Hence if a stage is enabled
 201        then the default texture will kick in until replaced by a SetTexture call     */
 202
 203     ENTER_GL();
 204
 205     for (i = 0; i < GL_LIMITS(textures); i++) {
 206         GLubyte white = 255;
 207
 208         /* Note this avoids calling settexture, so pretend it has been called */
 209         This->set.textures[i] = TRUE;
 210         This->changed.textures[i] = TRUE;
 211         This->textures[i] = NULL;
 212
 213         /* Make appropriate texture active */
 214         if (GL_SUPPORT(ARB_MULTITEXTURE)) {
 215             GLACTIVETEXTURE(i);
 216         } else if (i > 0) {
 217             FIXME("Program using multiple concurrent textures which this opengl implementation doesn't support\n");
 218         }
 219
 220         /* Generate an opengl texture name */
 221         glGenTextures(1, &ThisDevice->dummyTextureName[i]);
 222         checkGLcall("glGenTextures");
 223         TRACE("Dummy Texture %d given name %d\n", i, ThisDevice->dummyTextureName[i]);
 224
 225         /* Generate a dummy 1d texture */
 226         This->textureDimensions[i] = GL_TEXTURE_1D;
 227         glBindTexture(GL_TEXTURE_1D, ThisDevice->dummyTextureName[i]);
 228         checkGLcall("glBindTexture");
 229
 230         glTexImage1D(GL_TEXTURE_1D, 0, GL_LUMINANCE, 1, 0, GL_LUMINANCE, GL_UNSIGNED_BYTE, &white);
 231         checkGLcall("glTexImage1D");
 232
 233         /* Reapply all the texture state information to this texture */
 234         IWineD3DDevice_SetupTextureStates((IWineD3DDevice *)This->wineD3DDevice, i, REAPPLY_ALL);
 235     }
 236
 237     LEAVE_GL();
 238
 239     /* Defaulting palettes - Note these are device wide but reinitialized here for convenience*/
 240     for (i = 0; i < MAX_PALETTES; ++i) {
 241       int j;
 242       for (j = 0; j < 256; ++j) {
 243         This->wineD3DDevice->palettes[i][j].peRed   = 0xFF;
 244         This->wineD3DDevice->palettes[i][j].peGreen = 0xFF;
 245         This->wineD3DDevice->palettes[i][j].peBlue  = 0xFF;
 246         This->wineD3DDevice->palettes[i][j].peFlags = 0xFF;
 247       }
 248     }
 249     This->wineD3DDevice->currentPalette = 0;
 250
 251     TRACE("-----------------------> Device defaults now set up...\n");
 252     return D3D_OK;
 253 }
 254
 255 /**********************************************************
 256  * IUnknown parts follows
 257  **********************************************************/
 258 HRESULT WINAPI IWineD3DStateBlockImpl_QueryInterface(IWineD3DStateBlock *iface,REFIID riid,LPVOID *ppobj)
 259 {
 260     return E_NOINTERFACE;
 261 }
 262
 263 ULONG WINAPI IWineD3DStateBlockImpl_AddRef(IWineD3DStateBlock *iface) {
 264     IWineD3DStateBlockImpl *This = (IWineD3DStateBlockImpl *)iface;
 265     ULONG refCount = InterlockedIncrement(&This->ref);
 266
 267     TRACE("(%p) : AddRef increasing from %ld\n", This, refCount - 1);
 268     return refCount;
 269 }
 270
 271 ULONG WINAPI IWineD3DStateBlockImpl_Release(IWineD3DStateBlock *iface) {
 272     IWineD3DStateBlockImpl *This = (IWineD3DStateBlockImpl *)iface;
 273     ULONG refCount = InterlockedDecrement(&This->ref);
 274
 275     TRACE("(%p) : Releasing from %ld\n", This, refCount + 1);
 276
 277     if (!refCount) {
 278         IWineD3DDevice_Release((IWineD3DDevice *)This->wineD3DDevice);
 279         HeapFree(GetProcessHeap(), 0, This);
 280     }
 281     return refCount;
 282 }
 283
 284 /**********************************************************
 285  * IWineD3DStateBlock VTbl follows
 286  **********************************************************/
 287
 288 IWineD3DStateBlockVtbl IWineD3DStateBlock_Vtbl =
 289 {
 290     IWineD3DStateBlockImpl_QueryInterface,
 291     IWineD3DStateBlockImpl_AddRef,
 292     IWineD3DStateBlockImpl_Release,
 293     IWineD3DStateBlockImpl_GetParent,
 294     IWineD3DStateBlockImpl_InitStartupStateBlock
 295 };