| 1 | /* |
| 2 | * Glide64 - Glide video plugin for Nintendo 64 emulators. |
| 3 | * Copyright (c) 2002 Dave2001 |
| 4 | * Copyright (c) 2003-2009 Sergey 'Gonetz' Lipski |
| 5 | * |
| 6 | * This program is free software; you can redistribute it and/or modify |
| 7 | * it under the terms of the GNU General Public License as published by |
| 8 | * the Free Software Foundation; either version 2 of the License, or |
| 9 | * any later version. |
| 10 | * |
| 11 | * This program is distributed in the hope that it will be useful, |
| 12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 14 | * GNU General Public License for more details. |
| 15 | * |
| 16 | * You should have received a copy of the GNU General Public License |
| 17 | * along with this program; if not, write to the Free Software |
| 18 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
| 19 | */ |
| 20 | |
| 21 | //**************************************************************** |
| 22 | // |
| 23 | // Glide64 - Glide Plugin for Nintendo 64 emulators |
| 24 | // Project started on December 29th, 2001 |
| 25 | // |
| 26 | // Authors: |
| 27 | // Dave2001, original author, founded the project in 2001, left it in 2002 |
| 28 | // Gugaman, joined the project in 2002, left it in 2002 |
| 29 | // Sergey 'Gonetz' Lipski, joined the project in 2002, main author since fall of 2002 |
| 30 | // Hiroshi 'KoolSmoky' Morii, joined the project in 2007 |
| 31 | // |
| 32 | //**************************************************************** |
| 33 | // |
| 34 | // To modify Glide64: |
| 35 | // * Write your name and (optional)email, commented by your work, so I know who did it, and so that you can find which parts you modified when it comes time to send it to me. |
| 36 | // * Do NOT send me the whole project or file that you modified. Take out your modified code sections, and tell me where to put them. If people sent the whole thing, I would have many different versions, but no idea how to combine them all. |
| 37 | // |
| 38 | //**************************************************************** |
| 39 | #include <stdint.h> |
| 40 | |
| 41 | static inline void load8bCI(uint8_t *src, uint8_t *dst, int wid_64, int height, int line, int ext, uint16_t *pal) |
| 42 | { |
| 43 | uint8_t *v7; |
| 44 | uint32_t *v8; |
| 45 | int v9; |
| 46 | int v10; |
| 47 | int v11; |
| 48 | uint32_t v12; |
| 49 | uint32_t *v13; |
| 50 | uint32_t v14; |
| 51 | uint32_t *v15; |
| 52 | uint32_t v16; |
| 53 | uint32_t *v17; |
| 54 | uint32_t *v18; |
| 55 | int v19; |
| 56 | int v20; |
| 57 | uint32_t v21; |
| 58 | uint32_t v22; |
| 59 | uint32_t *v23; |
| 60 | uint32_t v24; |
| 61 | int v25; |
| 62 | int v26; |
| 63 | |
| 64 | v7 = src; |
| 65 | v8 = (uint32_t *)dst; |
| 66 | v9 = height; |
| 67 | do |
| 68 | { |
| 69 | v25 = v9; |
| 70 | v10 = wid_64; |
| 71 | do |
| 72 | { |
| 73 | v11 = v10; |
| 74 | v12 = bswap32(*(uint32_t *)v7); |
| 75 | v13 = (uint32_t *)(v7 + 4); |
| 76 | ALOWORD(v10) = __ROR__(*(uint16_t *)((char *)pal + ((v12 >> 15) & 0x1FE)), 1); |
| 77 | v14 = v10 << 16; |
| 78 | ALOWORD(v14) = __ROR__(*(uint16_t *)((char *)pal + ((v12 >> 23) & 0x1FE)), 1); |
| 79 | *v8 = v14; |
| 80 | v15 = v8 + 1; |
| 81 | ALOWORD(v14) = __ROR__(*(uint16_t *)((char *)pal + (2 * (uint16_t)v12 & 0x1FE)), 1); |
| 82 | v14 <<= 16; |
| 83 | ALOWORD(v14) = __ROR__(*(uint16_t *)((char *)pal + ((v12 >> 7) & 0x1FE)), 1); |
| 84 | *v15 = v14; |
| 85 | ++v15; |
| 86 | v16 = bswap32(*v13); |
| 87 | v7 = (uint8_t *)(v13 + 1); |
| 88 | ALOWORD(v14) = __ROR__(*(uint16_t *)((char *)pal + ((v16 >> 15) & 0x1FE)), 1); |
| 89 | v14 <<= 16; |
| 90 | ALOWORD(v14) = __ROR__(*(uint16_t *)((char *)pal + ((v16 >> 23) & 0x1FE)), 1); |
| 91 | *v15 = v14; |
| 92 | ++v15; |
| 93 | ALOWORD(v14) = __ROR__(*(uint16_t *)((char *)pal + (2 * (uint16_t)v16 & 0x1FE)), 1); |
| 94 | v14 <<= 16; |
| 95 | ALOWORD(v14) = __ROR__(*(uint16_t *)((char *)pal + ((v16 >> 7) & 0x1FE)), 1); |
| 96 | *v15 = v14; |
| 97 | v8 = v15 + 1; |
| 98 | v10 = v11 - 1; |
| 99 | } |
| 100 | while ( v11 != 1 ); |
| 101 | if ( v25 == 1 ) |
| 102 | break; |
| 103 | v26 = v25 - 1; |
| 104 | v17 = (uint32_t *)&src[(line + (uintptr_t)v7 - (uintptr_t)src) & 0x7FF]; |
| 105 | v18 = (uint32_t *)((char *)v8 + ext); |
| 106 | v19 = wid_64; |
| 107 | do |
| 108 | { |
| 109 | v20 = v19; |
| 110 | v21 = bswap32(v17[1]); |
| 111 | ALOWORD(v19) = __ROR__(*(uint16_t *)((char *)pal + ((v21 >> 15) & 0x1FE)), 1); |
| 112 | v22 = v19 << 16; |
| 113 | ALOWORD(v22) = __ROR__(*(uint16_t *)((char *)pal + ((v21 >> 23) & 0x1FE)), 1); |
| 114 | *v18 = v22; |
| 115 | v23 = v18 + 1; |
| 116 | ALOWORD(v22) = __ROR__(*(uint16_t *)((char *)pal + (2 * (uint16_t)v21 & 0x1FE)), 1); |
| 117 | v22 <<= 16; |
| 118 | ALOWORD(v22) = __ROR__(*(uint16_t *)((char *)pal + ((v21 >> 7) & 0x1FE)), 1); |
| 119 | *v23 = v22; |
| 120 | ++v23; |
| 121 | v24 = bswap32(*v17); |
| 122 | v17 = (uint32_t *)&src[((uintptr_t)v17 + 8 - (uintptr_t)src) & 0x7FF]; |
| 123 | ALOWORD(v22) = __ROR__(*(uint16_t *)((char *)pal + ((v24 >> 15) & 0x1FE)), 1); |
| 124 | v22 <<= 16; |
| 125 | ALOWORD(v22) = __ROR__(*(uint16_t *)((char *)pal + ((v24 >> 23) & 0x1FE)), 1); |
| 126 | *v23 = v22; |
| 127 | ++v23; |
| 128 | ALOWORD(v22) = __ROR__(*(uint16_t *)((char *)pal + (2 * (uint16_t)v24 & 0x1FE)), 1); |
| 129 | v22 <<= 16; |
| 130 | ALOWORD(v22) = __ROR__(*(uint16_t *)((char *)pal + ((v24 >> 7) & 0x1FE)), 1); |
| 131 | *v23 = v22; |
| 132 | v18 = v23 + 1; |
| 133 | v19 = v20 - 1; |
| 134 | } |
| 135 | while ( v20 != 1 ); |
| 136 | v7 = &src[(line + (uintptr_t)v17 - (uintptr_t)src) & 0x7FF]; |
| 137 | v8 = (uint32_t *)((char *)v18 + ext); |
| 138 | v9 = v26 - 1; |
| 139 | } |
| 140 | while ( v26 != 1 ); |
| 141 | } |
| 142 | |
| 143 | static inline void load8bIA8(uint8_t *src, uint8_t *dst, int wid_64, int height, int line, int ext, uint16_t *pal) |
| 144 | { |
| 145 | uint32_t *v7; |
| 146 | uint32_t *v8; |
| 147 | int v9; |
| 148 | int v10; |
| 149 | int v11; |
| 150 | uint32_t v12; |
| 151 | uint32_t *v13; |
| 152 | uint32_t v14; |
| 153 | uint32_t *v15; |
| 154 | uint32_t v16; |
| 155 | uint32_t *v17; |
| 156 | uint32_t *v18; |
| 157 | int v19; |
| 158 | int v20; |
| 159 | uint32_t v21; |
| 160 | uint32_t v22; |
| 161 | uint32_t *v23; |
| 162 | uint32_t v24; |
| 163 | int v25; |
| 164 | int v26; |
| 165 | |
| 166 | v7 = (uint32_t *)src; |
| 167 | v8 = (uint32_t *)dst; |
| 168 | v9 = height; |
| 169 | do |
| 170 | { |
| 171 | v25 = v9; |
| 172 | v10 = wid_64; |
| 173 | do |
| 174 | { |
| 175 | v11 = v10; |
| 176 | v12 = bswap32(*v7); |
| 177 | v13 = v7 + 1; |
| 178 | ALOWORD(v10) = __ROR__(*(uint16_t *)((char *)pal + ((v12 >> 15) & 0x1FE)), 8); |
| 179 | v14 = v10 << 16; |
| 180 | ALOWORD(v14) = __ROR__(*(uint16_t *)((char *)pal + ((v12 >> 23) & 0x1FE)), 8); |
| 181 | *v8 = v14; |
| 182 | v15 = v8 + 1; |
| 183 | ALOWORD(v14) = __ROR__(*(uint16_t *)((char *)pal + (2 * (uint16_t)v12 & 0x1FE)), 8); |
| 184 | v14 <<= 16; |
| 185 | ALOWORD(v14) = __ROR__(*(uint16_t *)((char *)pal + ((v12 >> 7) & 0x1FE)), 8); |
| 186 | *v15 = v14; |
| 187 | ++v15; |
| 188 | v16 = bswap32(*v13); |
| 189 | v7 = v13 + 1; |
| 190 | ALOWORD(v14) = __ROR__(*(uint16_t *)((char *)pal + ((v16 >> 15) & 0x1FE)), 8); |
| 191 | v14 <<= 16; |
| 192 | ALOWORD(v14) = __ROR__(*(uint16_t *)((char *)pal + ((v16 >> 23) & 0x1FE)), 8); |
| 193 | *v15 = v14; |
| 194 | ++v15; |
| 195 | ALOWORD(v14) = __ROR__(*(uint16_t *)((char *)pal + (2 * (uint16_t)v16 & 0x1FE)), 8); |
| 196 | v14 <<= 16; |
| 197 | ALOWORD(v14) = __ROR__(*(uint16_t *)((char *)pal + ((v16 >> 7) & 0x1FE)), 8); |
| 198 | *v15 = v14; |
| 199 | v8 = v15 + 1; |
| 200 | v10 = v11 - 1; |
| 201 | } |
| 202 | while ( v11 != 1 ); |
| 203 | if ( v25 == 1 ) |
| 204 | break; |
| 205 | v26 = v25 - 1; |
| 206 | v17 = (uint32_t *)((char *)v7 + line); |
| 207 | v18 = (uint32_t *)((char *)v8 + ext); |
| 208 | v19 = wid_64; |
| 209 | do |
| 210 | { |
| 211 | v20 = v19; |
| 212 | v21 = bswap32(v17[1]); |
| 213 | ALOWORD(v19) = __ROR__(*(uint16_t *)((char *)pal + ((v21 >> 15) & 0x1FE)), 8); |
| 214 | v22 = v19 << 16; |
| 215 | ALOWORD(v22) = __ROR__(*(uint16_t *)((char *)pal + ((v21 >> 23) & 0x1FE)), 8); |
| 216 | *v18 = v22; |
| 217 | v23 = v18 + 1; |
| 218 | ALOWORD(v22) = __ROR__(*(uint16_t *)((char *)pal + (2 * (uint16_t)v21 & 0x1FE)), 8); |
| 219 | v22 <<= 16; |
| 220 | ALOWORD(v22) = __ROR__(*(uint16_t *)((char *)pal + ((v21 >> 7) & 0x1FE)), 8); |
| 221 | *v23 = v22; |
| 222 | ++v23; |
| 223 | v24 = bswap32(*v17); |
| 224 | v17 += 2; |
| 225 | ALOWORD(v22) = __ROR__(*(uint16_t *)((char *)pal + ((v24 >> 15) & 0x1FE)), 8); |
| 226 | v22 <<= 16; |
| 227 | ALOWORD(v22) = __ROR__(*(uint16_t *)((char *)pal + ((v24 >> 23) & 0x1FE)), 8); |
| 228 | *v23 = v22; |
| 229 | ++v23; |
| 230 | ALOWORD(v22) = __ROR__(*(uint16_t *)((char *)pal + (2 * (uint16_t)v24 & 0x1FE)), 8); |
| 231 | v22 <<= 16; |
| 232 | ALOWORD(v22) = __ROR__(*(uint16_t *)((char *)pal + ((v24 >> 7) & 0x1FE)), 8); |
| 233 | *v23 = v22; |
| 234 | v18 = v23 + 1; |
| 235 | v19 = v20 - 1; |
| 236 | } |
| 237 | while ( v20 != 1 ); |
| 238 | v7 = (uint32_t *)((char *)v17 + line); |
| 239 | v8 = (uint32_t *)((char *)v18 + ext); |
| 240 | v9 = v26 - 1; |
| 241 | } |
| 242 | while ( v26 != 1 ); |
| 243 | } |
| 244 | |
| 245 | static inline void load8bIA4(uint8_t *src, uint8_t *dst, int wid_64, int height, int line, int ext) |
| 246 | { |
| 247 | uint32_t *v6; |
| 248 | uint32_t *v7; |
| 249 | int v8; |
| 250 | int v9; |
| 251 | uint32_t v10; |
| 252 | uint32_t v11; |
| 253 | uint32_t *v12; |
| 254 | uint32_t *v13; |
| 255 | uint32_t v14; |
| 256 | uint32_t v15; |
| 257 | uint32_t *v16; |
| 258 | uint32_t *v17; |
| 259 | int v18; |
| 260 | uint32_t *v19; |
| 261 | uint32_t v20; |
| 262 | int v21; |
| 263 | int v22; |
| 264 | |
| 265 | v6 = (uint32_t *)src; |
| 266 | v7 = (uint32_t *)dst; |
| 267 | v8 = height; |
| 268 | do |
| 269 | { |
| 270 | v21 = v8; |
| 271 | v9 = wid_64; |
| 272 | do |
| 273 | { |
| 274 | v10 = *v6; |
| 275 | v11 = (*v6 >> 4) & 0xF0F0F0F; |
| 276 | v12 = v6 + 1; |
| 277 | *v7 = (16 * v10 & 0xF0F0F0F0) | v11; |
| 278 | v13 = v7 + 1; |
| 279 | v14 = (*v12 >> 4) & 0xF0F0F0F; |
| 280 | v15 = 16 * *v12 & 0xF0F0F0F0; |
| 281 | v6 = v12 + 1; |
| 282 | *v13 = v15 | v14; |
| 283 | v7 = v13 + 1; |
| 284 | --v9; |
| 285 | } |
| 286 | while ( v9 ); |
| 287 | if ( v21 == 1 ) |
| 288 | break; |
| 289 | v22 = v21 - 1; |
| 290 | v16 = (uint32_t *)((char *)v6 + line); |
| 291 | v17 = (uint32_t *)((char *)v7 + ext); |
| 292 | v18 = wid_64; |
| 293 | do |
| 294 | { |
| 295 | *v17 = (16 * v16[1] & 0xF0F0F0F0) | ((v16[1] >> 4) & 0xF0F0F0F); |
| 296 | v19 = v17 + 1; |
| 297 | v20 = *v16; |
| 298 | v16 += 2; |
| 299 | *v19 = (16 * v20 & 0xF0F0F0F0) | ((v20 >> 4) & 0xF0F0F0F); |
| 300 | v17 = v19 + 1; |
| 301 | --v18; |
| 302 | } |
| 303 | while ( v18 ); |
| 304 | v6 = (uint32_t *)((char *)v16 + line); |
| 305 | v7 = (uint32_t *)((char *)v17 + ext); |
| 306 | v8 = v22 - 1; |
| 307 | } |
| 308 | while ( v22 != 1 ); |
| 309 | } |
| 310 | |
| 311 | static inline void load8bI(uint8_t *src, uint8_t *dst, int wid_64, int height, int line, int ext) |
| 312 | { |
| 313 | uint32_t *v6; |
| 314 | uint32_t *v7; |
| 315 | int v8; |
| 316 | int v9; |
| 317 | uint32_t v10; |
| 318 | uint32_t *v11; |
| 319 | uint32_t *v12; |
| 320 | uint32_t v13; |
| 321 | uint32_t *v14; |
| 322 | uint32_t *v15; |
| 323 | int v16; |
| 324 | uint32_t *v17; |
| 325 | uint32_t v18; |
| 326 | int v19; |
| 327 | int v20; |
| 328 | |
| 329 | v6 = (uint32_t *)src; |
| 330 | v7 = (uint32_t *)dst; |
| 331 | v8 = height; |
| 332 | do |
| 333 | { |
| 334 | v19 = v8; |
| 335 | v9 = wid_64; |
| 336 | do |
| 337 | { |
| 338 | v10 = *v6; |
| 339 | v11 = v6 + 1; |
| 340 | *v7 = v10; |
| 341 | v12 = v7 + 1; |
| 342 | v13 = *v11; |
| 343 | v6 = v11 + 1; |
| 344 | *v12 = v13; |
| 345 | v7 = v12 + 1; |
| 346 | --v9; |
| 347 | } |
| 348 | while ( v9 ); |
| 349 | if ( v19 == 1 ) |
| 350 | break; |
| 351 | v20 = v19 - 1; |
| 352 | v14 = (uint32_t *)((char *)v6 + line); |
| 353 | v15 = (uint32_t *)((char *)v7 + ext); |
| 354 | v16 = wid_64; |
| 355 | do |
| 356 | { |
| 357 | *v15 = v14[1]; |
| 358 | v17 = v15 + 1; |
| 359 | v18 = *v14; |
| 360 | v14 += 2; |
| 361 | *v17 = v18; |
| 362 | v15 = v17 + 1; |
| 363 | --v16; |
| 364 | } |
| 365 | while ( v16 ); |
| 366 | v6 = (uint32_t *)((char *)v14 + line); |
| 367 | v7 = (uint32_t *)((char *)v15 + ext); |
| 368 | v8 = v20 - 1; |
| 369 | } |
| 370 | while ( v20 != 1 ); |
| 371 | } |
| 372 | |
| 373 | //**************************************************************** |
| 374 | // Size: 1, Format: 2 |
| 375 | // |
| 376 | |
| 377 | wxUint32 Load8bCI (wxUIntPtr dst, wxUIntPtr src, int wid_64, int height, int line, int real_width, int tile) |
| 378 | { |
| 379 | if (wid_64 < 1) wid_64 = 1; |
| 380 | if (height < 1) height = 1; |
| 381 | int ext = (real_width - (wid_64 << 3)); |
| 382 | unsigned short * pal = rdp.pal_8; |
| 383 | |
| 384 | switch (rdp.tlut_mode) { |
| 385 | case 0: //palette is not used |
| 386 | //in tlut DISABLE mode load CI texture as plain intensity texture instead of palette dereference. |
| 387 | //Thanks to angrylion for the advice |
| 388 | load8bI ((uint8_t *)src, (uint8_t *)dst, wid_64, height, line, ext); |
| 389 | return /*(0 << 16) | */GR_TEXFMT_ALPHA_8; |
| 390 | case 2: //color palette |
| 391 | ext <<= 1; |
| 392 | load8bCI ((uint8_t *)src, (uint8_t *)dst, wid_64, height, line, ext, pal); |
| 393 | return (1 << 16) | GR_TEXFMT_ARGB_1555; |
| 394 | default: //IA palette |
| 395 | ext <<= 1; |
| 396 | load8bIA8 ((uint8_t *)src, (uint8_t *)dst, wid_64, height, line, ext, pal); |
| 397 | return (1 << 16) | GR_TEXFMT_ALPHA_INTENSITY_88; |
| 398 | } |
| 399 | } |
| 400 | |
| 401 | //**************************************************************** |
| 402 | // Size: 1, Format: 3 |
| 403 | // |
| 404 | // ** by Gugaman ** |
| 405 | |
| 406 | wxUint32 Load8bIA (wxUIntPtr dst, wxUIntPtr src, int wid_64, int height, int line, int real_width, int tile) |
| 407 | { |
| 408 | if (rdp.tlut_mode != 0) |
| 409 | return Load8bCI (dst, src, wid_64, height, line, real_width, tile); |
| 410 | |
| 411 | if (wid_64 < 1) wid_64 = 1; |
| 412 | if (height < 1) height = 1; |
| 413 | int ext = (real_width - (wid_64 << 3)); |
| 414 | load8bIA4 ((uint8_t *)src, (uint8_t *)dst, wid_64, height, line, ext); |
| 415 | return /*(0 << 16) | */GR_TEXFMT_ALPHA_INTENSITY_44; |
| 416 | } |
| 417 | |
| 418 | //**************************************************************** |
| 419 | // Size: 1, Format: 4 |
| 420 | // |
| 421 | // ** by Gugaman ** |
| 422 | |
| 423 | wxUint32 Load8bI (wxUIntPtr dst, wxUIntPtr src, int wid_64, int height, int line, int real_width, int tile) |
| 424 | { |
| 425 | if (rdp.tlut_mode != 0) |
| 426 | return Load8bCI (dst, src, wid_64, height, line, real_width, tile); |
| 427 | |
| 428 | if (wid_64 < 1) wid_64 = 1; |
| 429 | if (height < 1) height = 1; |
| 430 | int ext = (real_width - (wid_64 << 3)); |
| 431 | load8bI ((uint8_t *)src, (uint8_t *)dst, wid_64, height, line, ext); |
| 432 | return /*(0 << 16) | */GR_TEXFMT_ALPHA_8; |
| 433 | } |
| 434 | |