J. Duke | 319a3b9 | 2007-12-01 00:00:00 +0000 | [diff] [blame^] | 1 | /* |
| 2 | * Copyright 2005-2006 Sun Microsystems, Inc. All Rights Reserved. |
| 3 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| 4 | * |
| 5 | * This code is free software; you can redistribute it and/or modify it |
| 6 | * under the terms of the GNU General Public License version 2 only, as |
| 7 | * published by the Free Software Foundation. Sun designates this |
| 8 | * particular file as subject to the "Classpath" exception as provided |
| 9 | * by Sun in the LICENSE file that accompanied this code. |
| 10 | * |
| 11 | * This code is distributed in the hope that it will be useful, but WITHOUT |
| 12 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| 13 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| 14 | * version 2 for more details (a copy is included in the LICENSE file that |
| 15 | * accompanied this code). |
| 16 | * |
| 17 | * You should have received a copy of the GNU General Public License version |
| 18 | * 2 along with this work; if not, write to the Free Software Foundation, |
| 19 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| 20 | * |
| 21 | * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, |
| 22 | * CA 95054 USA or visit www.sun.com if you need additional information or |
| 23 | * have any questions. |
| 24 | */ |
| 25 | |
| 26 | |
| 27 | #include "ddrawUtils.h" |
| 28 | #include "D3DUtils.h" |
| 29 | #include "D3DSurfaceData.h" |
| 30 | |
| 31 | #ifdef DEBUG |
| 32 | // These strings must be in the same order as pixel |
| 33 | // formats in D3DSurfaceData.java |
| 34 | char * TR_NAMES[] = { |
| 35 | "TR_OPAQUE", |
| 36 | "TR_BITMASK", |
| 37 | "TR_TRANSLUCENT" |
| 38 | }; |
| 39 | |
| 40 | char * PF_NAMES[] = { |
| 41 | "PF_INVALID" , |
| 42 | "PF_INT_ARGB" , |
| 43 | "PF_INT_RGB" , |
| 44 | "PF_INT_RGBX", |
| 45 | "PF_INT_BGR" , |
| 46 | "PF_USHORT_565_RGB" , |
| 47 | "PF_USHORT_555_RGB" , |
| 48 | "PF_USHORT_555_RGBX" , |
| 49 | "PF_INT_ARGB_PRE" , |
| 50 | "PF_USHORT_4444_ARGB" |
| 51 | }; |
| 52 | #endif // DEBUG |
| 53 | |
| 54 | /** |
| 55 | * This structure could be used when searching for a pixel |
| 56 | * format with preferred bit depth. |
| 57 | */ |
| 58 | typedef struct { |
| 59 | // Pointer to a DDPIXELFORMAT structure where the found pixel |
| 60 | // format will be copied to |
| 61 | DDPIXELFORMAT *pddpf; |
| 62 | // If TRUE, the search was successful, FALSE otherwise |
| 63 | BOOL bFoundFormat; |
| 64 | // Preferred bit depth |
| 65 | int preferredDepth; |
| 66 | } PixelFormatSearchStruct; |
| 67 | |
| 68 | jint D3DUtils_GetPixelFormatType(DDPIXELFORMAT*lpddpf); |
| 69 | |
| 70 | HRESULT WINAPI EnumAlphaTextureFormatsCallback(DDPIXELFORMAT* pddpf, |
| 71 | VOID* pContext ) |
| 72 | { |
| 73 | J2dTraceLn(J2D_TRACE_VERBOSE, "EnumAlphaTextureFormatsCallback"); |
| 74 | DDPIXELFORMAT* pddpfOut = (DDPIXELFORMAT*)pContext; |
| 75 | |
| 76 | // Looking for a 8-bit luminance texture (and probably not alpha-luminance) |
| 77 | if((pddpf->dwFlags & DDPF_ALPHA) && (pddpf->dwAlphaBitDepth == 8)) |
| 78 | { |
| 79 | memcpy(pddpfOut, pddpf, sizeof(DDPIXELFORMAT)); |
| 80 | return D3DENUMRET_CANCEL; |
| 81 | } |
| 82 | |
| 83 | return D3DENUMRET_OK; |
| 84 | } |
| 85 | |
| 86 | HRESULT CALLBACK |
| 87 | D3DUtils_TextureSearchCallback(DDPIXELFORMAT *lpddpf, |
| 88 | void *param) |
| 89 | { |
| 90 | J2dTraceLn(J2D_TRACE_VERBOSE, "D3DUtils_TextureSearchCallback"); |
| 91 | jint pfType = D3DUtils_GetPixelFormatType(lpddpf); |
| 92 | if (pfType == PF_INVALID) { |
| 93 | return DDENUMRET_OK; |
| 94 | } |
| 95 | |
| 96 | DWORD dwAlphaBitCount = 0; |
| 97 | if (lpddpf->dwFlags & DDPF_ALPHAPIXELS) { |
| 98 | DWORD dwMask = lpddpf->dwRGBAlphaBitMask; |
| 99 | while( dwMask ) { |
| 100 | dwMask = dwMask & ( dwMask - 1 ); |
| 101 | dwAlphaBitCount++; |
| 102 | } |
| 103 | } |
| 104 | |
| 105 | DWORD dwRGBBitCount = lpddpf->dwRGBBitCount; |
| 106 | WORD wDepthIndex = D3D_DEPTH_IDX(dwRGBBitCount); |
| 107 | WORD wTransparencyIndex = |
| 108 | dwAlphaBitCount > 0 ? TR_TRANSLUCENT_IDX : TR_OPAQUE_IDX; |
| 109 | |
| 110 | D3DTextureTable *table = (D3DTextureTable*)param; |
| 111 | D3DTextureTableCell *cell = &(*table)[wTransparencyIndex][wDepthIndex]; |
| 112 | if (cell->pfType == PF_INVALID || pfType < cell->pfType) { |
| 113 | // set only if it wasn't set or if current pfType is better than |
| 114 | // the one found previously: it's better to use 565 than 555 |
| 115 | memcpy(&cell->pddpf, lpddpf, sizeof(DDPIXELFORMAT)); |
| 116 | cell->pfType = pfType; |
| 117 | } |
| 118 | // continue for all pixel formats |
| 119 | return DDENUMRET_OK; |
| 120 | } |
| 121 | |
| 122 | HRESULT |
| 123 | WINAPI EnumZBufferFormatsCallback(DDPIXELFORMAT* pddpf, |
| 124 | VOID* pContext ) |
| 125 | { |
| 126 | J2dTraceLn(J2D_TRACE_VERBOSE, "EnumZBufferFormatsCallback"); |
| 127 | PixelFormatSearchStruct *ppfss = (PixelFormatSearchStruct*)pContext; |
| 128 | DDPIXELFORMAT* pddpfOut = ppfss->pddpf; |
| 129 | |
| 130 | // if found a format with the exact depth, return it |
| 131 | if (pddpf->dwZBufferBitDepth == (DWORD)ppfss->preferredDepth) { |
| 132 | ppfss->bFoundFormat = TRUE; |
| 133 | memcpy(pddpfOut, pddpf, sizeof(DDPIXELFORMAT)); |
| 134 | return D3DENUMRET_CANCEL; |
| 135 | } |
| 136 | // If a format with exact depth can't be found, look for the best |
| 137 | // available, preferring those with the lowest bit depth to save |
| 138 | // video memory. Also, prefer formats with no stencil bits. |
| 139 | if (!ppfss->bFoundFormat || |
| 140 | (pddpfOut->dwZBufferBitDepth > pddpf->dwZBufferBitDepth && |
| 141 | !(pddpf->dwFlags & DDPF_STENCILBUFFER))) |
| 142 | { |
| 143 | ppfss->bFoundFormat = TRUE; |
| 144 | memcpy(pddpfOut, pddpf, sizeof(DDPIXELFORMAT)); |
| 145 | } |
| 146 | |
| 147 | return D3DENUMRET_OK; |
| 148 | } |
| 149 | |
| 150 | HRESULT |
| 151 | WINAPI DeviceEnumCallback(LPSTR strDesc, LPSTR strName, |
| 152 | LPD3DDEVICEDESC7 pDesc, |
| 153 | LPVOID pParentInfo) |
| 154 | { |
| 155 | J2dTraceLn(J2D_TRACE_VERBOSE, "DeviceEnumCallback"); |
| 156 | DEVICES_INFO *devinfo = (DEVICES_INFO*)pParentInfo; |
| 157 | |
| 158 | if (pDesc->deviceGUID == IID_IDirect3DHALDevice) { |
| 159 | devinfo->pGUIDs[HAL_IDX] = &IID_IDirect3DHALDevice; |
| 160 | } else if (pDesc->deviceGUID == IID_IDirect3DTnLHalDevice) { |
| 161 | devinfo->pGUIDs[TNL_IDX] = &IID_IDirect3DTnLHalDevice; |
| 162 | } else if (pDesc->deviceGUID == IID_IDirect3DRGBDevice) { |
| 163 | devinfo->pGUIDs[RGB_IDX] = &IID_IDirect3DRGBDevice; |
| 164 | } else if (pDesc->deviceGUID == IID_IDirect3DRefDevice) { |
| 165 | devinfo->pGUIDs[REF_IDX] = &IID_IDirect3DRefDevice; |
| 166 | } |
| 167 | return D3DENUMRET_OK; |
| 168 | } |
| 169 | |
| 170 | HRESULT |
| 171 | D3DUtils_FindMaskTileTextureFormat(IDirect3DDevice7 *d3dDevice, |
| 172 | DDPIXELFORMAT* pddpf) |
| 173 | { |
| 174 | J2dTraceLn(J2D_TRACE_INFO, "D3DUtils_FindMaskTileTextureFormat"); |
| 175 | d3dDevice->EnumTextureFormats(EnumAlphaTextureFormatsCallback, |
| 176 | (void*)pddpf); |
| 177 | if (pddpf->dwAlphaBitDepth == 8) { |
| 178 | return D3D_OK; |
| 179 | } |
| 180 | return DDERR_GENERIC; |
| 181 | } |
| 182 | |
| 183 | HRESULT |
| 184 | D3DUtils_FindDepthBufferFormat(IDirect3D7 *d3dObject, |
| 185 | int preferredDepth, |
| 186 | DDPIXELFORMAT* pddpf, |
| 187 | const GUID *pDeviceGUID) |
| 188 | { |
| 189 | J2dTraceLn(J2D_TRACE_INFO, "D3DUtils_FindDepthBufferFormat"); |
| 190 | PixelFormatSearchStruct pfss; |
| 191 | pfss.pddpf = pddpf; |
| 192 | pfss.bFoundFormat = FALSE; |
| 193 | pfss.preferredDepth = preferredDepth; |
| 194 | |
| 195 | d3dObject->EnumZBufferFormats(*pDeviceGUID, |
| 196 | EnumZBufferFormatsCallback, |
| 197 | (void*)&pfss); |
| 198 | |
| 199 | return pfss.bFoundFormat ? D3D_OK : DDERR_GENERIC; |
| 200 | } |
| 201 | |
| 202 | jint D3DUtils_GetPixelFormatType(DDPIXELFORMAT*lpddpf) |
| 203 | { |
| 204 | J2dTraceLn(J2D_TRACE_VERBOSE, "D3DUtils_GetPixelFormatType"); |
| 205 | |
| 206 | if (lpddpf == NULL) return PF_INVALID; |
| 207 | |
| 208 | DWORD dwFlags = lpddpf->dwFlags; |
| 209 | // skip weird formats |
| 210 | if (lpddpf->dwRGBBitCount < 16 || |
| 211 | dwFlags & DDPF_ALPHA || dwFlags & DDPF_ZBUFFER || |
| 212 | dwFlags & DDPF_ZPIXELS || dwFlags & DDPF_LUMINANCE || |
| 213 | dwFlags & DDPF_FOURCC || dwFlags & DDPF_STENCILBUFFER || |
| 214 | dwFlags & DDPF_BUMPLUMINANCE || dwFlags & DDPF_BUMPDUDV) |
| 215 | { |
| 216 | return PF_INVALID; |
| 217 | } |
| 218 | |
| 219 | jint pfType = PF_INVALID; |
| 220 | DWORD aMask = lpddpf->dwRGBAlphaBitMask; |
| 221 | DWORD rMask = lpddpf->dwRBitMask; |
| 222 | DWORD gMask = lpddpf->dwGBitMask; |
| 223 | DWORD bMask = lpddpf->dwBBitMask; |
| 224 | |
| 225 | if (rMask == 0x0000f800 && |
| 226 | gMask == 0x000007e0 && |
| 227 | bMask == 0x0000001f && |
| 228 | aMask == 0x00000000) |
| 229 | { |
| 230 | pfType = PF_USHORT_565_RGB; |
| 231 | } else if (rMask == 0x00007C00 && |
| 232 | gMask == 0x000003E0 && |
| 233 | bMask == 0x0000001f && |
| 234 | aMask == 0x00000000) |
| 235 | { |
| 236 | pfType = PF_USHORT_555_RGB; |
| 237 | } else if (rMask == 0x00000f00 && |
| 238 | gMask == 0x000000f0 && |
| 239 | bMask == 0x0000000f && |
| 240 | aMask == 0x0000f000) |
| 241 | { |
| 242 | // REMIND: we currently don't support this |
| 243 | // pixel format, since we don't have the loops for a |
| 244 | // premultiplied version of it. So we'll just use INT_ARGB |
| 245 | // for now |
| 246 | pfType = PF_INVALID; |
| 247 | // pfType = PF_USHORT_4444_ARGB; |
| 248 | } else if (rMask == 0x00ff0000 && |
| 249 | gMask == 0x0000ff00 && |
| 250 | bMask == 0x000000ff) |
| 251 | { |
| 252 | if (lpddpf->dwRGBBitCount == 32) { |
| 253 | pfType = (dwFlags & DDPF_ALPHAPIXELS) ? |
| 254 | PF_INT_ARGB : PF_INT_RGB; |
| 255 | } else { |
| 256 | // We currently don't support this format. |
| 257 | // pfType = PF_3BYTE_BGR; |
| 258 | pfType = PF_INVALID; |
| 259 | } |
| 260 | } |
| 261 | |
| 262 | return pfType; |
| 263 | } |
| 264 | |
| 265 | void |
| 266 | D3DUtils_SetupTextureFormats(IDirect3DDevice7 *d3dDevice, |
| 267 | D3DTextureTable &table) |
| 268 | { |
| 269 | J2dTraceLn(J2D_TRACE_INFO, "D3DUtils_SetupTextureFormats"); |
| 270 | if (d3dDevice == NULL || table == NULL) { |
| 271 | return; |
| 272 | } |
| 273 | |
| 274 | ZeroMemory(table, sizeof(D3DTextureTable)); |
| 275 | int t; |
| 276 | for (t = TR_OPAQUE_IDX; t < TR_MAX_IDX; t++) { |
| 277 | for (int d = DEPTH16_IDX; d < DEPTH_MAX_IDX; d++) { |
| 278 | table[t][d].pfType = PF_INVALID; |
| 279 | } |
| 280 | } |
| 281 | d3dDevice->EnumTextureFormats(D3DUtils_TextureSearchCallback, table); |
| 282 | |
| 283 | // We've retrieved the pixel formats for this device. The matrix may |
| 284 | // look something like this, depending on the formats the device supports: |
| 285 | // Transparency/Depth Depth 16 Depth 24 Depth 32 |
| 286 | // ------------------------------------------------------------------------ |
| 287 | // TR_OPAQUE PF_USHORT_565_RGB PF_INVALID PF_INT_RGB |
| 288 | // TR_BITMASK PF_INVALID PF_INVALID PF_INVALID |
| 289 | // TR_TRANSLUCENT PF_INVALID PF_INVALID PF_INT_ARGB |
| 290 | |
| 291 | |
| 292 | // we'll be using translucent pixel formats for bitmask images |
| 293 | // for now, this may change later |
| 294 | memcpy(&table[TR_BITMASK_IDX], &table[TR_TRANSLUCENT_IDX], |
| 295 | sizeof(D3DTextureTableCell[DEPTH_MAX_IDX])); |
| 296 | // Transparency/Depth Depth 16 Depth 24 Depth 32 |
| 297 | // ------------------------------------------------------------------------ |
| 298 | // TR_OPAQUE PF_USHORT_565_RGB PF_INVALID PF_INT_RGB |
| 299 | // TR_BITMASK PF_INVALID PF_INVALID PF_INT_ARGB |
| 300 | // TR_TRANSLUCENT PF_INVALID PF_INVALID PF_INT_ARGB |
| 301 | |
| 302 | // REMIND: crude force |
| 303 | // Find substitutes for pixel formats which we didn't find. |
| 304 | // For example, if we didn't find a 24-bit format, 32-bit will be |
| 305 | // a first choice for substitution. But if it wasn't found either, |
| 306 | // then use 16-bit format |
| 307 | D3DTextureTableCell *cell16, *cell24, *cell32; |
| 308 | for (t = TR_OPAQUE_IDX; t < TR_MAX_IDX; t++) { |
| 309 | cell16 = &table[t][DEPTH16_IDX]; |
| 310 | cell24 = &table[t][DEPTH24_IDX]; |
| 311 | cell32 = &table[t][DEPTH32_IDX]; |
| 312 | if (cell32->pfType == PF_INVALID) { |
| 313 | if (cell24->pfType != PF_INVALID) { |
| 314 | memcpy(cell32, cell24, sizeof(D3DTextureTableCell)); |
| 315 | } else if (cell16->pfType != PF_INVALID) { |
| 316 | memcpy(cell32, cell16, sizeof(D3DTextureTableCell)); |
| 317 | } else { |
| 318 | // no valid pixel formats for this transparency |
| 319 | // type were found |
| 320 | continue; |
| 321 | } |
| 322 | } |
| 323 | // now we know that 32-bit is valid |
| 324 | if (cell24->pfType == PF_INVALID) { |
| 325 | // use 32-bit format as a substitution for 24-bit |
| 326 | memcpy(cell24, cell32, sizeof(D3DTextureTableCell)); |
| 327 | } |
| 328 | // now we know that 32- and 24-bit are valid |
| 329 | if (cell16->pfType == PF_INVALID) { |
| 330 | // use 24-bit format as a substitution for 16-bit |
| 331 | memcpy(cell16, cell24, sizeof(D3DTextureTableCell)); |
| 332 | } |
| 333 | } |
| 334 | // After this loop the matrix may look something like this: |
| 335 | // Transparency/Depth Depth 16 Depth 24 Depth 32 |
| 336 | // ------------------------------------------------------------------------ |
| 337 | // TR_OPAQUE PF_USHORT_565_RGB PF_INT_RGB PF_INT_RGB |
| 338 | // TR_BITMASK PF_INT_ARGB PF_INT_ARGB PF_INT_ARGB |
| 339 | // TR_TRANSLUCENT PF_INT_ARGB PF_INT_ARGB PF_INT_ARGB |
| 340 | |
| 341 | #ifdef DEBUG |
| 342 | // Print out the matrix (should look something like the comment above) |
| 343 | J2dTraceLn1(J2D_TRACE_INFO, |
| 344 | "Texutre formats table for device %x", d3dDevice); |
| 345 | J2dTraceLn(J2D_TRACE_INFO, "Transparency/Depth Depth 16 "\ |
| 346 | "Depth 24 Depth 32"); |
| 347 | J2dTraceLn(J2D_TRACE_INFO, "-------------------------------------------"\ |
| 348 | "----------------------------"); |
| 349 | for (t = TR_OPAQUE_IDX; t < TR_MAX_IDX; t++) { |
| 350 | J2dTrace1(J2D_TRACE_INFO, "%15s", TR_NAMES[t]); |
| 351 | for (int d = DEPTH16_IDX; d < DEPTH_MAX_IDX; d++) { |
| 352 | J2dTrace1(J2D_TRACE_INFO, "%20s", |
| 353 | PF_NAMES[table[t][d].pfType]); |
| 354 | } |
| 355 | J2dTrace(J2D_TRACE_INFO, "\n"); |
| 356 | } |
| 357 | #endif // DEBUG |
| 358 | } |
| 359 | |
| 360 | const GUID * |
| 361 | D3DUtils_SelectDeviceGUID(IDirect3D7 *d3dObject) |
| 362 | { |
| 363 | static char * RASTERIZER_NAMES[] = { |
| 364 | "TNL", "HAL", "REFERENCE", "RGB" |
| 365 | }; |
| 366 | // try to use TnL rasterizer by default |
| 367 | int defIndex = TNL_IDX; |
| 368 | |
| 369 | J2dTraceLn(J2D_TRACE_INFO, "D3DUtils_SelectDeviceGUID"); |
| 370 | // unless a different one was requested |
| 371 | char *pRasterizer = getenv("J2D_D3D_RASTERIZER"); |
| 372 | if (pRasterizer != NULL) { |
| 373 | if (strncmp(pRasterizer, "ref", 3) == 0) { |
| 374 | defIndex = REF_IDX; |
| 375 | } else if (strncmp(pRasterizer, "rgb", 3) == 0) { |
| 376 | defIndex = RGB_IDX; |
| 377 | } else if (strncmp(pRasterizer, "hal", 3) == 0) { |
| 378 | defIndex = HAL_IDX; |
| 379 | } else if (strncmp(pRasterizer, "tnl", 3) == 0) { |
| 380 | defIndex = TNL_IDX; |
| 381 | } |
| 382 | J2dTraceLn1(J2D_TRACE_VERBOSE, |
| 383 | " rasterizer requested: %s", |
| 384 | RASTERIZER_NAMES[defIndex]); |
| 385 | } |
| 386 | |
| 387 | DEVICES_INFO devInfo; |
| 388 | memset(&devInfo, 0, sizeof(devInfo)); |
| 389 | HRESULT res; |
| 390 | if (FAILED(res = d3dObject->EnumDevices(DeviceEnumCallback, |
| 391 | (VOID*)&devInfo))) |
| 392 | { |
| 393 | DebugPrintDirectDrawError(res, "D3DUtils_SelectDeviceGUID: "\ |
| 394 | "EnumDevices failed"); |
| 395 | return NULL; |
| 396 | } |
| 397 | |
| 398 | // return requested rasterizer's guid if it's present |
| 399 | if (devInfo.pGUIDs[defIndex] != NULL) { |
| 400 | J2dRlsTraceLn1(J2D_TRACE_VERBOSE, |
| 401 | "D3DUtils_SelectDeviceGUID: using %s rasterizer", |
| 402 | RASTERIZER_NAMES[defIndex]); |
| 403 | return devInfo.pGUIDs[defIndex]; |
| 404 | } |
| 405 | // if not, try to find one, starting with the best available |
| 406 | defIndex = TNL_IDX; |
| 407 | do { |
| 408 | if (devInfo.pGUIDs[defIndex] != NULL) { |
| 409 | J2dRlsTraceLn1(J2D_TRACE_VERBOSE, |
| 410 | "D3DUtils_SelectDeviceGUID: using %s rasterizer", |
| 411 | RASTERIZER_NAMES[defIndex]); |
| 412 | return devInfo.pGUIDs[defIndex]; |
| 413 | } |
| 414 | // While we could use the rgb and ref rasterizers if tnl and |
| 415 | // hal aren't present, it's not practical for performance purposes. |
| 416 | // so we just leave an opportunity to force them. |
| 417 | } while (++defIndex < REF_IDX /*DEV_IDX_MAX*/); |
| 418 | |
| 419 | |
| 420 | J2dRlsTraceLn(J2D_TRACE_ERROR, |
| 421 | "D3DUtils_SelectDeviceGUID: "\ |
| 422 | "No Accelerated Rasterizers Found"); |
| 423 | return NULL; |
| 424 | } |
| 425 | |
| 426 | |
| 427 | /* |
| 428 | * This function sets passed matrix to be a custom left-hand off-center |
| 429 | * orthogonal matrix. The output is identical to D3DX's function call |
| 430 | * D3DXMatrixOrthoOffCenterLH((D3DXMATRIX*)&tx, |
| 431 | * 0.0, width, height, 0.0, -1.0, 1.0); |
| 432 | */ |
| 433 | void |
| 434 | D3DUtils_SetOrthoMatrixOffCenterLH(D3DMATRIX *m, |
| 435 | float width, float height) |
| 436 | { |
| 437 | DASSERT((m != NULL) && (width > 0.0f) && (height > 0.0f)); |
| 438 | memset(m, 0, sizeof(D3DMATRIX)); |
| 439 | m->_11 = 2.0f/width; |
| 440 | m->_22 = -2.0f/height; |
| 441 | m->_33 = 0.5f; |
| 442 | m->_44 = 1.0f; |
| 443 | |
| 444 | m->_41 = -1.0f; |
| 445 | m->_42 = 1.0f; |
| 446 | m->_43 = 0.5f; |
| 447 | } |
| 448 | |
| 449 | void |
| 450 | D3DUtils_SetIdentityMatrix(D3DMATRIX *m, BOOL adjust) |
| 451 | { |
| 452 | DASSERT(m != NULL); |
| 453 | m->_12 = m->_13 = m->_14 = m->_21 = m->_23 = m->_24 = 0.0f; |
| 454 | m->_31 = m->_32 = m->_34 = m->_43 = 0.0f; |
| 455 | m->_11 = m->_22 = m->_33 = m->_44 = 1.0f; |
| 456 | if (adjust) { |
| 457 | // This is required for proper texel alignment |
| 458 | m->_41 = m->_42 = -0.5f; |
| 459 | } else { |
| 460 | m->_41 = m->_42 = 0.0f; |
| 461 | } |
| 462 | } |
| 463 | |
| 464 | DDrawSurface * |
| 465 | D3DUtils_CreatePlainSurface(JNIEnv *env, |
| 466 | DDraw *ddObject, |
| 467 | D3DContext *d3dContext, |
| 468 | int w, int h) |
| 469 | { |
| 470 | DXSurface *dxSurface; |
| 471 | jint pType; |
| 472 | J2dTraceLn(J2D_TRACE_INFO, "D3DUtils_CreatePlainSurface"); |
| 473 | if (FAILED(d3dContext->CreateSurface(env, w, h, 32, |
| 474 | TR_OPAQUE, D3D_PLAIN_SURFACE, |
| 475 | &dxSurface, &pType))) |
| 476 | { |
| 477 | return NULL; |
| 478 | } |
| 479 | return new DDrawSurface(ddObject, dxSurface); |
| 480 | } |
| 481 | |
| 482 | DDrawSurface * |
| 483 | D3DUtils_CreateTexture(JNIEnv *env, |
| 484 | DDraw *ddObject, |
| 485 | D3DContext *d3dContext, |
| 486 | int transparency, |
| 487 | int w, int h) |
| 488 | { |
| 489 | J2dTraceLn(J2D_TRACE_INFO, "D3DUtils_CreateTexture"); |
| 490 | DXSurface *dxSurface; |
| 491 | jint pType; |
| 492 | if (FAILED(d3dContext->CreateSurface(env, w, h, 32, |
| 493 | transparency, D3D_TEXTURE_SURFACE, |
| 494 | &dxSurface, &pType))) |
| 495 | { |
| 496 | return NULL; |
| 497 | } |
| 498 | return new DDrawSurface(ddObject, dxSurface); |
| 499 | } |
| 500 | |
| 501 | HRESULT |
| 502 | D3DUtils_UploadIntImageToXRGBTexture(DDrawSurface *lpTexture, |
| 503 | int *pSrc, int width, int height) |
| 504 | { |
| 505 | HRESULT res; |
| 506 | int texW = lpTexture->GetDXSurface()->GetWidth(); |
| 507 | int texH = lpTexture->GetDXSurface()->GetHeight(); |
| 508 | int srcStride = width * 4; |
| 509 | |
| 510 | J2dTraceLn(J2D_TRACE_INFO, "D3DUtils_UploadIntImageToXRGBTexture"); |
| 511 | if (width > texW) { |
| 512 | width = texW; |
| 513 | } |
| 514 | if (height > texH) { |
| 515 | height = texH; |
| 516 | } |
| 517 | |
| 518 | SurfaceDataRasInfo rasInfo; |
| 519 | if (SUCCEEDED(res = lpTexture->Lock(NULL, &rasInfo, |
| 520 | DDLOCK_WAIT|DDLOCK_NOSYSLOCK, NULL))) |
| 521 | { |
| 522 | void *pDstPixels = rasInfo.rasBase; |
| 523 | void *pSrcPixels = (void*)pSrc; |
| 524 | |
| 525 | // REMIND: clear the dest first |
| 526 | memset(pDstPixels, 0, texH * rasInfo.scanStride); |
| 527 | do { |
| 528 | memcpy(pDstPixels, pSrcPixels, width * 4); |
| 529 | pSrcPixels = PtrAddBytes(pSrcPixels, srcStride); |
| 530 | pDstPixels = PtrAddBytes(pDstPixels, rasInfo.scanStride); |
| 531 | } while (--height > 0); |
| 532 | res = lpTexture->Unlock(NULL); |
| 533 | } |
| 534 | return res; |
| 535 | } |
| 536 | |
| 537 | HRESULT |
| 538 | D3DUtils_CheckD3DCaps(LPD3DDEVICEDESC7 lpDesc7) |
| 539 | { |
| 540 | // The device must support fast rasterization |
| 541 | static DWORD dwDevCaps = |
| 542 | (D3DDEVCAPS_DRAWPRIMTLVERTEX | D3DDEVCAPS_HWRASTERIZATION); |
| 543 | BOOL vt = lpDesc7->dwDevCaps & D3DDEVCAPS_DRAWPRIMTLVERTEX; |
| 544 | BOOL rz = lpDesc7->dwDevCaps & D3DDEVCAPS_HWRASTERIZATION; |
| 545 | |
| 546 | J2dTraceLn(J2D_TRACE_INFO, "D3DUtils_CheckD3DCaps"); |
| 547 | return (lpDesc7->dwDevCaps & dwDevCaps) ? |
| 548 | D3D_OK : |
| 549 | DDERR_GENERIC; |
| 550 | } |
| 551 | |
| 552 | HRESULT |
| 553 | D3DUtils_CheckTextureCaps(LPD3DDEVICEDESC7 lpDesc7) |
| 554 | { |
| 555 | J2dTraceLn(J2D_TRACE_INFO, "D3DUtils_CheckTextureCaps"); |
| 556 | // REMIND: we should really check both Tri and Lin caps, |
| 557 | // but hopefully we won't be using line strips soon |
| 558 | LPD3DPRIMCAPS lpDpcTriCaps = &lpDesc7->dpcTriCaps; |
| 559 | // Filtering requirements |
| 560 | static DWORD dwFilterCaps = |
| 561 | (D3DPTFILTERCAPS_LINEAR | D3DPTFILTERCAPS_NEAREST); |
| 562 | // Check for caps used for alpha compositing (implementation of |
| 563 | // Porter-Duff rules) |
| 564 | static DWORD dwBlendCaps = |
| 565 | (D3DPBLENDCAPS_ZERO | D3DPBLENDCAPS_ONE | |
| 566 | D3DPBLENDCAPS_SRCALPHA | D3DPBLENDCAPS_INVSRCALPHA | |
| 567 | D3DPBLENDCAPS_DESTALPHA | D3DPBLENDCAPS_INVDESTALPHA); |
| 568 | |
| 569 | if ((lpDesc7->dwTextureOpCaps & D3DTEXOPCAPS_MODULATE) && |
| 570 | (lpDpcTriCaps->dwTextureFilterCaps & dwFilterCaps) && |
| 571 | (lpDpcTriCaps->dwSrcBlendCaps & dwBlendCaps) && |
| 572 | (lpDpcTriCaps->dwDestBlendCaps & dwBlendCaps)) |
| 573 | { |
| 574 | return D3D_OK; |
| 575 | } |
| 576 | return DDERR_GENERIC; |
| 577 | } |
| 578 | |
| 579 | HRESULT |
| 580 | D3DUtils_CheckDeviceCaps(LPD3DDEVICEDESC7 lpDesc7) { |
| 581 | J2dTraceLn(J2D_TRACE_INFO, "D3DUtils_CheckDeviceCaps"); |
| 582 | if (SUCCEEDED(D3DUtils_CheckD3DCaps(lpDesc7)) && |
| 583 | SUCCEEDED(D3DUtils_CheckTextureCaps(lpDesc7)) && |
| 584 | SUCCEEDED(D3DUtils_CheckDepthCaps(lpDesc7))) |
| 585 | { |
| 586 | return D3D_OK; |
| 587 | } |
| 588 | return DDERR_GENERIC; |
| 589 | } |
| 590 | |
| 591 | HRESULT |
| 592 | D3DUtils_CheckDepthCaps(LPD3DDEVICEDESC7 lpDesc7) |
| 593 | { |
| 594 | J2dTraceLn(J2D_TRACE_INFO, "D3DUtils_CheckDepthCaps"); |
| 595 | // Check for required depth-buffer operations |
| 596 | // (see D3DContext::SetClip() for more info). |
| 597 | static DWORD dwZCmpCaps = (D3DPCMPCAPS_ALWAYS | D3DPCMPCAPS_LESS); |
| 598 | // D3DPMISCCAPS_MASKZ capability allows enabling/disabling |
| 599 | // depth buffer updates. |
| 600 | if ((lpDesc7->dpcTriCaps.dwMiscCaps & D3DPMISCCAPS_MASKZ) && |
| 601 | (lpDesc7->dpcTriCaps.dwZCmpCaps & dwZCmpCaps)) |
| 602 | { |
| 603 | return D3D_OK; |
| 604 | } |
| 605 | return DDERR_GENERIC; |
| 606 | } |