| 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 | |
| 40 | static void mod_tex_inter_color_using_factor (wxUint16 *dst, int size, wxUint32 color, wxUint32 factor) |
| 41 | { |
| 42 | float percent = factor / 255.0f; |
| 43 | float percent_i = 1 - percent; |
| 44 | wxUint32 cr, cg, cb; |
| 45 | wxUint16 col, a; |
| 46 | wxUint8 r, g, b; |
| 47 | |
| 48 | cr = (color >> 12) & 0xF; |
| 49 | cg = (color >> 8) & 0xF; |
| 50 | cb = (color >> 4) & 0xF; |
| 51 | |
| 52 | for (int i=0; i<size; i++) |
| 53 | { |
| 54 | col = *dst; |
| 55 | a = col & 0xF000; |
| 56 | r = (wxUint8)(percent_i * ((col >> 8) & 0xF) + percent * cr); |
| 57 | g = (wxUint8)(percent_i * ((col >> 4) & 0xF) + percent * cg); |
| 58 | b = (wxUint8)(percent_i * (col & 0xF) + percent * cb); |
| 59 | *(dst++) = a | (r << 8) | (g << 4) | b; |
| 60 | } |
| 61 | } |
| 62 | |
| 63 | static void mod_tex_inter_col_using_col1 (wxUint16 *dst, int size, wxUint32 color0, wxUint32 color1) |
| 64 | { |
| 65 | wxUint32 cr, cg, cb; |
| 66 | wxUint16 col, a; |
| 67 | wxUint8 r, g, b; |
| 68 | |
| 69 | float percent_r = ((color1 >> 12) & 0xF) / 15.0f; |
| 70 | float percent_g = ((color1 >> 8) & 0xF) / 15.0f; |
| 71 | float percent_b = ((color1 >> 4) & 0xF) / 15.0f; |
| 72 | float percent_r_i = 1.0f - percent_r; |
| 73 | float percent_g_i = 1.0f - percent_g; |
| 74 | float percent_b_i = 1.0f - percent_b; |
| 75 | |
| 76 | cr = (color0 >> 12) & 0xF; |
| 77 | cg = (color0 >> 8) & 0xF; |
| 78 | cb = (color0 >> 4) & 0xF; |
| 79 | |
| 80 | for (int i=0; i<size; i++) |
| 81 | { |
| 82 | col = *dst; |
| 83 | a = col & 0xF000; |
| 84 | r = (wxUint8)(percent_r_i * ((col >> 8) & 0xF) + percent_r * cr); |
| 85 | g = (wxUint8)(percent_g_i * ((col >> 4) & 0xF) + percent_g * cg); |
| 86 | b = (wxUint8)(percent_b_i * (col & 0xF) + percent_b * cb); |
| 87 | *(dst++) = a | (r << 8) | (g << 4) | b; |
| 88 | } |
| 89 | } |
| 90 | |
| 91 | static void mod_full_color_sub_tex (wxUint16 *dst, int size, wxUint32 color) |
| 92 | { |
| 93 | wxUint32 cr, cg, cb, ca; |
| 94 | wxUint16 col; |
| 95 | wxUint8 a, r, g, b; |
| 96 | |
| 97 | cr = (color >> 12) & 0xF; |
| 98 | cg = (color >> 8) & 0xF; |
| 99 | cb = (color >> 4) & 0xF; |
| 100 | ca = color & 0xF; |
| 101 | |
| 102 | for (int i=0; i<size; i++) |
| 103 | { |
| 104 | col = *dst; |
| 105 | a = (wxUint8)(ca - ((col >> 12) & 0xF)); |
| 106 | r = (wxUint8)(cr - ((col >> 8) & 0xF)); |
| 107 | g = (wxUint8)(cg - ((col >> 4) & 0xF)); |
| 108 | b = (wxUint8)(cb - (col & 0xF)); |
| 109 | *(dst++) = (a << 12) | (r << 8) | (g << 4) | b; |
| 110 | } |
| 111 | } |
| 112 | |
| 113 | static void mod_col_inter_col1_using_tex (wxUint16 *dst, int size, wxUint32 color0, wxUint32 color1) |
| 114 | { |
| 115 | wxUint32 cr0, cg0, cb0, cr1, cg1, cb1; |
| 116 | wxUint16 col; |
| 117 | wxUint8 r, g, b; |
| 118 | wxUint16 a; |
| 119 | float percent_r, percent_g, percent_b; |
| 120 | |
| 121 | cr0 = (color0 >> 12) & 0xF; |
| 122 | cg0 = (color0 >> 8) & 0xF; |
| 123 | cb0 = (color0 >> 4) & 0xF; |
| 124 | cr1 = (color1 >> 12) & 0xF; |
| 125 | cg1 = (color1 >> 8) & 0xF; |
| 126 | cb1 = (color1 >> 4) & 0xF; |
| 127 | |
| 128 | for (int i=0; i<size; i++) |
| 129 | { |
| 130 | col = *dst; |
| 131 | a = col & 0xF000; |
| 132 | percent_r = ((col >> 8) & 0xF) / 15.0f; |
| 133 | percent_g = ((col >> 4) & 0xF) / 15.0f; |
| 134 | percent_b = (col & 0xF) / 15.0f; |
| 135 | r = min(15, (wxUint8)((1.0f-percent_r) * cr0 + percent_r * cr1 + 0.0001f)); |
| 136 | g = min(15, (wxUint8)((1.0f-percent_g) * cg0 + percent_g * cg1 + 0.0001f)); |
| 137 | b = min(15, (wxUint8)((1.0f-percent_b) * cb0 + percent_b * cb1 + 0.0001f)); |
| 138 | *(dst++) = a | (r << 8) | (g << 4) | b; |
| 139 | } |
| 140 | } |
| 141 | |
| 142 | static void mod_col_inter_col1_using_texa (wxUint16 *dst, int size, wxUint32 color0, wxUint32 color1) |
| 143 | { |
| 144 | wxUint32 cr0, cg0, cb0, cr1, cg1, cb1; |
| 145 | wxUint16 col; |
| 146 | wxUint8 r, g, b; |
| 147 | wxUint16 a; |
| 148 | float percent, percent_i; |
| 149 | |
| 150 | cr0 = (color0 >> 12) & 0xF; |
| 151 | cg0 = (color0 >> 8) & 0xF; |
| 152 | cb0 = (color0 >> 4) & 0xF; |
| 153 | cr1 = (color1 >> 12) & 0xF; |
| 154 | cg1 = (color1 >> 8) & 0xF; |
| 155 | cb1 = (color1 >> 4) & 0xF; |
| 156 | |
| 157 | for (int i=0; i<size; i++) |
| 158 | { |
| 159 | col = *dst; |
| 160 | a = col & 0xF000; |
| 161 | percent = (a >> 12) / 15.0f; |
| 162 | percent_i = 1.0f - percent; |
| 163 | r = (wxUint8)(percent_i * cr0 + percent * cr1); |
| 164 | g = (wxUint8)(percent_i * cg0 + percent * cg1); |
| 165 | b = (wxUint8)(percent_i * cb0 + percent * cb1); |
| 166 | *(dst++) = a | (r << 8) | (g << 4) | b; |
| 167 | } |
| 168 | } |
| 169 | |
| 170 | static void mod_col_inter_col1_using_texa__mul_tex (wxUint16 *dst, int size, wxUint32 color0, wxUint32 color1) |
| 171 | { |
| 172 | wxUint32 cr0, cg0, cb0, cr1, cg1, cb1; |
| 173 | wxUint16 col; |
| 174 | wxUint8 r, g, b; |
| 175 | wxUint16 a; |
| 176 | float percent, percent_i; |
| 177 | |
| 178 | cr0 = (color0 >> 12) & 0xF; |
| 179 | cg0 = (color0 >> 8) & 0xF; |
| 180 | cb0 = (color0 >> 4) & 0xF; |
| 181 | cr1 = (color1 >> 12) & 0xF; |
| 182 | cg1 = (color1 >> 8) & 0xF; |
| 183 | cb1 = (color1 >> 4) & 0xF; |
| 184 | |
| 185 | for (int i=0; i<size; i++) |
| 186 | { |
| 187 | col = *dst; |
| 188 | a = col & 0xF000; |
| 189 | percent = (a >> 12) / 15.0f; |
| 190 | percent_i = 1.0f - percent; |
| 191 | r = (wxUint8)(((percent_i * cr0 + percent * cr1) / 15.0f) * (((col & 0x0F00) >> 8) / 15.0f) * 15.0f); |
| 192 | g = (wxUint8)(((percent_i * cg0 + percent * cg1) / 15.0f) * (((col & 0x00F0) >> 4) / 15.0f) * 15.0f); |
| 193 | b = (wxUint8)(((percent_i * cb0 + percent * cb1) / 15.0f) * ((col & 0x000F) / 15.0f) * 15.0f); |
| 194 | *(dst++) = a | (r << 8) | (g << 4) | b; |
| 195 | } |
| 196 | } |
| 197 | |
| 198 | static void mod_col_inter_tex_using_tex (wxUint16 *dst, int size, wxUint32 color) |
| 199 | { |
| 200 | wxUint32 cr, cg, cb; |
| 201 | wxUint16 col; |
| 202 | wxUint8 r, g, b; |
| 203 | wxUint16 a; |
| 204 | float percent_r, percent_g, percent_b; |
| 205 | |
| 206 | cr = (color >> 12) & 0xF; |
| 207 | cg = (color >> 8) & 0xF; |
| 208 | cb = (color >> 4) & 0xF; |
| 209 | |
| 210 | for (int i=0; i<size; i++) |
| 211 | { |
| 212 | col = *dst; |
| 213 | a = col & 0xF000; |
| 214 | percent_r = ((col >> 8) & 0xF) / 15.0f; |
| 215 | percent_g = ((col >> 4) & 0xF) / 15.0f; |
| 216 | percent_b = (col & 0xF) / 15.0f; |
| 217 | r = (wxUint8)((1.0f-percent_r) * cr + percent_r * ((col & 0x0F00) >> 8)); |
| 218 | g = (wxUint8)((1.0f-percent_g) * cg + percent_g * ((col & 0x00F0) >> 4)); |
| 219 | b = (wxUint8)((1.0f-percent_b) * cb + percent_b * (col & 0x000F)); |
| 220 | *(dst++) = a | (r << 8) | (g << 4) | b; |
| 221 | } |
| 222 | } |
| 223 | |
| 224 | static void mod_col_inter_tex_using_texa (wxUint16 *dst, int size, wxUint32 color) |
| 225 | { |
| 226 | wxUint32 cr, cg, cb; |
| 227 | wxUint16 col; |
| 228 | wxUint8 r, g, b; |
| 229 | wxUint16 a; |
| 230 | float percent, percent_i; |
| 231 | |
| 232 | cr = (color >> 12) & 0xF; |
| 233 | cg = (color >> 8) & 0xF; |
| 234 | cb = (color >> 4) & 0xF; |
| 235 | |
| 236 | for (int i=0; i<size; i++) |
| 237 | { |
| 238 | col = *dst; |
| 239 | a = col & 0xF000; |
| 240 | percent = (a >> 12) / 15.0f; |
| 241 | percent_i = 1.0f - percent; |
| 242 | r = (wxUint8)(percent_i * cr + percent * ((col & 0x0F00) >> 8)); |
| 243 | g = (wxUint8)(percent_i * cg + percent * ((col & 0x00F0) >> 4)); |
| 244 | b = (wxUint8)(percent_i * cb + percent * (col & 0x000F)); |
| 245 | *(dst++) = a | (r << 8) | (g << 4) | b; |
| 246 | } |
| 247 | } |
| 248 | |
| 249 | static void mod_col2_inter__col_inter_col1_using_tex__using_texa (wxUint16 *dst, int size, |
| 250 | wxUint32 color0, wxUint32 color1, |
| 251 | wxUint32 color2) |
| 252 | { |
| 253 | wxUint32 cr0, cg0, cb0, cr1, cg1, cb1, cr2, cg2, cb2; |
| 254 | wxUint16 col; |
| 255 | wxUint8 r, g, b; |
| 256 | wxUint16 a; |
| 257 | float percent_r, percent_g, percent_b, percent_a; |
| 258 | |
| 259 | cr0 = (color0 >> 12) & 0xF; |
| 260 | cg0 = (color0 >> 8) & 0xF; |
| 261 | cb0 = (color0 >> 4) & 0xF; |
| 262 | cr1 = (color1 >> 12) & 0xF; |
| 263 | cg1 = (color1 >> 8) & 0xF; |
| 264 | cb1 = (color1 >> 4) & 0xF; |
| 265 | cr2 = (color2 >> 12) & 0xF; |
| 266 | cg2 = (color2 >> 8) & 0xF; |
| 267 | cb2 = (color2 >> 4) & 0xF; |
| 268 | |
| 269 | for (int i=0; i<size; i++) |
| 270 | { |
| 271 | col = *dst; |
| 272 | a = col & 0xF000; |
| 273 | percent_a = (a >> 12) / 15.0f; |
| 274 | percent_r = ((col >> 8) & 0xF) / 15.0f; |
| 275 | percent_g = ((col >> 4) & 0xF) / 15.0f; |
| 276 | percent_b = (col & 0xF) / 15.0f; |
| 277 | r = (wxUint8)(((1.0f-percent_r) * cr0 + percent_r * cr1) * percent_a + cr2 * (1.0f-percent_a)); |
| 278 | g = (wxUint8)(((1.0f-percent_g) * cg0 + percent_g * cg1) * percent_a + cg2 * (1.0f-percent_a)); |
| 279 | b = (wxUint8)(((1.0f-percent_b) * cb0 + percent_b * cb1) * percent_a + cb2 * (1.0f-percent_a)); |
| 280 | *(dst++) = a | (r << 8) | (g << 4) | b; |
| 281 | } |
| 282 | } |
| 283 | |
| 284 | static void mod_tex_scale_fac_add_fac (wxUint16 *dst, int size, wxUint32 factor) |
| 285 | { |
| 286 | float percent = factor / 255.0f; |
| 287 | wxUint16 col; |
| 288 | wxUint8 a; |
| 289 | float base_a = (1.0f - percent) * 15.0f; |
| 290 | |
| 291 | for (int i=0; i<size; i++) |
| 292 | { |
| 293 | col = *dst; |
| 294 | a = (wxUint8)(base_a + percent * (col>>12)); |
| 295 | *(dst++) = (a<<12) | (col & 0x0FFF); |
| 296 | } |
| 297 | } |
| 298 | |
| 299 | static void mod_tex_sub_col_mul_fac_add_tex (wxUint16 *dst, int size, wxUint32 color, wxUint32 factor) |
| 300 | { |
| 301 | float percent = factor / 255.0f; |
| 302 | wxUint32 cr, cg, cb; |
| 303 | wxUint16 col, a; |
| 304 | float r, g, b; |
| 305 | |
| 306 | cr = (color >> 12) & 0xF; |
| 307 | cg = (color >> 8) & 0xF; |
| 308 | cb = (color >> 4) & 0xF; |
| 309 | |
| 310 | for (int i=0; i<size; i++) |
| 311 | { |
| 312 | col = *dst; |
| 313 | a = col & 0xF000; |
| 314 | r = (float)((col >> 8) & 0xF); |
| 315 | r = /*max(*/(r - cr) * percent/*, 0.0f)*/ + r; |
| 316 | if (r > 15.0f) r = 15.0f; |
| 317 | if (r < 0.0f) r = 0.0f; |
| 318 | g = (float)((col >> 4) & 0xF); |
| 319 | g = /*max(*/(g - cg) * percent/*, 0.0f)*/ + g; |
| 320 | if (g > 15.0f) g = 15.0f; |
| 321 | if (g < 0.0f) g = 0.0f; |
| 322 | b = (float)(col & 0xF); |
| 323 | b = /*max(*/(b - cb) * percent/*, 0.0f)*/ + b; |
| 324 | if (b > 15.0f) b = 15.0f; |
| 325 | if (b < 0.0f) b = 0.0f; |
| 326 | |
| 327 | *(dst++) = a | ((wxUint16)r << 8) | ((wxUint16)g << 4) | (wxUint16)b; |
| 328 | } |
| 329 | } |
| 330 | |
| 331 | static void mod_tex_scale_col_add_col (wxUint16 *dst, int size, wxUint32 color0, wxUint32 color1) |
| 332 | { |
| 333 | wxUint32 cr0, cg0, cb0, cr1, cg1, cb1; |
| 334 | wxUint16 col; |
| 335 | wxUint8 r, g, b; |
| 336 | wxUint16 a; |
| 337 | float percent_r, percent_g, percent_b; |
| 338 | |
| 339 | cr0 = (color0 >> 12) & 0xF; |
| 340 | cg0 = (color0 >> 8) & 0xF; |
| 341 | cb0 = (color0 >> 4) & 0xF; |
| 342 | cr1 = (color1 >> 12) & 0xF; |
| 343 | cg1 = (color1 >> 8) & 0xF; |
| 344 | cb1 = (color1 >> 4) & 0xF; |
| 345 | |
| 346 | for (int i=0; i<size; i++) |
| 347 | { |
| 348 | col = *dst; |
| 349 | a = col & 0xF000; |
| 350 | percent_r = ((col >> 8) & 0xF) / 15.0f; |
| 351 | percent_g = ((col >> 4) & 0xF) / 15.0f; |
| 352 | percent_b = (col & 0xF) / 15.0f; |
| 353 | r = min(15, (wxUint8)(percent_r * cr0 + cr1 + 0.0001f)); |
| 354 | g = min(15, (wxUint8)(percent_g * cg0 + cg1 + 0.0001f)); |
| 355 | b = min(15, (wxUint8)(percent_b * cb0 + cb1 + 0.0001f)); |
| 356 | *(dst++) = a | (r << 8) | (g << 4) | b; |
| 357 | } |
| 358 | } |
| 359 | |
| 360 | static void mod_tex_add_col (wxUint16 *dst, int size, wxUint32 color) |
| 361 | { |
| 362 | wxUint32 cr, cg, cb; |
| 363 | wxUint16 col; |
| 364 | wxUint8 a, r, g, b; |
| 365 | |
| 366 | cr = (color >> 12) & 0xF; |
| 367 | cg = (color >> 8) & 0xF; |
| 368 | cb = (color >> 4) & 0xF; |
| 369 | |
| 370 | for (int i=0; i<size; i++) |
| 371 | { |
| 372 | col = *dst; |
| 373 | a = (wxUint8)((col >> 12) & 0xF); |
| 374 | // a = col & 0xF000; |
| 375 | r = (wxUint8)(cr + ((col >> 8) & 0xF))&0xF; |
| 376 | g = (wxUint8)(cg + ((col >> 4) & 0xF))&0xF; |
| 377 | b = (wxUint8)(cb + (col & 0xF))&0xF; |
| 378 | *(dst++) = (a << 12) | (r << 8) | (g << 4) | b; |
| 379 | } |
| 380 | } |
| 381 | |
| 382 | static void mod_col_mul_texa_add_tex (wxUint16 *dst, int size, wxUint32 color) |
| 383 | { |
| 384 | wxUint32 cr, cg, cb; |
| 385 | wxUint16 col; |
| 386 | wxUint8 r, g, b; |
| 387 | wxUint16 a; |
| 388 | float factor; |
| 389 | |
| 390 | cr = (color >> 12) & 0xF; |
| 391 | cg = (color >> 8) & 0xF; |
| 392 | cb = (color >> 4) & 0xF; |
| 393 | |
| 394 | for (int i=0; i<size; i++) |
| 395 | { |
| 396 | col = *dst; |
| 397 | a = col & 0xF000; |
| 398 | factor = (a >> 12) / 15.0f; |
| 399 | r = (wxUint8)(cr*factor + ((col >> 8) & 0xF))&0xF; |
| 400 | g = (wxUint8)(cg*factor + ((col >> 4) & 0xF))&0xF; |
| 401 | b = (wxUint8)(cb*factor + (col & 0xF))&0xF; |
| 402 | *(dst++) = a | (r << 8) | (g << 4) | b; |
| 403 | } |
| 404 | } |
| 405 | |
| 406 | static void mod_tex_sub_col (wxUint16 *dst, int size, wxUint32 color) |
| 407 | { |
| 408 | int cr, cg, cb; |
| 409 | wxUint16 col; |
| 410 | wxUint8 a, r, g, b; |
| 411 | |
| 412 | cr = (color >> 12) & 0xF; |
| 413 | cg = (color >> 8) & 0xF; |
| 414 | cb = (color >> 4) & 0xF; |
| 415 | |
| 416 | for (int i=0; i<size; i++) |
| 417 | { |
| 418 | col = *dst; |
| 419 | a = (wxUint8)(col & 0xF000); |
| 420 | r = (wxUint8)max((((col >> 8) & 0xF) - cr), 0); |
| 421 | g = (wxUint8)max((((col >> 4) & 0xF) - cg), 0); |
| 422 | b = (wxUint8)max(((col & 0xF) - cb), 0); |
| 423 | *(dst++) = (a << 12) | (r << 8) | (g << 4) | b; |
| 424 | } |
| 425 | } |
| 426 | |
| 427 | static void mod_tex_sub_col_mul_fac (wxUint16 *dst, int size, wxUint32 color, wxUint32 factor) |
| 428 | { |
| 429 | float percent = factor / 255.0f; |
| 430 | wxUint32 cr, cg, cb; |
| 431 | wxUint16 col, a; |
| 432 | float r, g, b; |
| 433 | |
| 434 | cr = (color >> 12) & 0xF; |
| 435 | cg = (color >> 8) & 0xF; |
| 436 | cb = (color >> 4) & 0xF; |
| 437 | |
| 438 | for (int i=0; i<size; i++) |
| 439 | { |
| 440 | col = *dst; |
| 441 | a = (wxUint8)((col >> 12) & 0xF); |
| 442 | r = (float)((col >> 8) & 0xF); |
| 443 | r = (r - cr) * percent; |
| 444 | if (r > 15.0f) r = 15.0f; |
| 445 | if (r < 0.0f) r = 0.0f; |
| 446 | g = (float)((col >> 4) & 0xF); |
| 447 | g = (g - cg) * percent; |
| 448 | if (g > 15.0f) g = 15.0f; |
| 449 | if (g < 0.0f) g = 0.0f; |
| 450 | b = (float)(col & 0xF); |
| 451 | b = (b - cb) * percent; |
| 452 | if (b > 15.0f) b = 15.0f; |
| 453 | if (b < 0.0f) b = 0.0f; |
| 454 | |
| 455 | *(dst++) = (a << 12) | ((wxUint16)r << 8) | ((wxUint16)g << 4) | (wxUint16)b; |
| 456 | } |
| 457 | } |
| 458 | |
| 459 | static void mod_col_inter_tex_using_col1 (wxUint16 *dst, int size, wxUint32 color0, wxUint32 color1) |
| 460 | { |
| 461 | wxUint32 cr, cg, cb; |
| 462 | wxUint16 col, a; |
| 463 | wxUint8 r, g, b; |
| 464 | |
| 465 | float percent_r = ((color1 >> 12) & 0xF) / 15.0f; |
| 466 | float percent_g = ((color1 >> 8) & 0xF) / 15.0f; |
| 467 | float percent_b = ((color1 >> 4) & 0xF) / 15.0f; |
| 468 | float percent_r_i = 1.0f - percent_r; |
| 469 | float percent_g_i = 1.0f - percent_g; |
| 470 | float percent_b_i = 1.0f - percent_b; |
| 471 | |
| 472 | cr = (color0 >> 12) & 0xF; |
| 473 | cg = (color0 >> 8) & 0xF; |
| 474 | cb = (color0 >> 4) & 0xF; |
| 475 | |
| 476 | for (int i=0; i<size; i++) |
| 477 | { |
| 478 | col = *dst; |
| 479 | a = (wxUint8)((col >> 12) & 0xF); |
| 480 | r = (wxUint8)(percent_r * ((col >> 8) & 0xF) + percent_r_i * cr); |
| 481 | g = (wxUint8)(percent_g * ((col >> 4) & 0xF) + percent_g_i * cg); |
| 482 | b = (wxUint8)(percent_b * (col & 0xF) + percent_b_i * cb); |
| 483 | *(dst++) = (a << 12) | (r << 8) | (g << 4) | b; |
| 484 | } |
| 485 | } |
| 486 | |
| 487 | static void mod_tex_inter_noise_using_col (wxUint16 *dst, int size, wxUint32 color) |
| 488 | { |
| 489 | wxUint16 col, a; |
| 490 | wxUint8 r, g, b, noise; |
| 491 | |
| 492 | float percent_r = ((color >> 12) & 0xF) / 15.0f; |
| 493 | float percent_g = ((color >> 8) & 0xF) / 15.0f; |
| 494 | float percent_b = ((color >> 4) & 0xF) / 15.0f; |
| 495 | float percent_r_i = 1.0f - percent_r; |
| 496 | float percent_g_i = 1.0f - percent_g; |
| 497 | float percent_b_i = 1.0f - percent_b; |
| 498 | |
| 499 | for (int i=0; i<size; i++) |
| 500 | { |
| 501 | col = *dst; |
| 502 | a = col & 0xF000; |
| 503 | noise = rand()%16; |
| 504 | r = (wxUint8)(percent_r_i * ((col >> 8) & 0xF) + percent_r * noise); |
| 505 | g = (wxUint8)(percent_g_i * ((col >> 4) & 0xF) + percent_g * noise); |
| 506 | b = (wxUint8)(percent_b_i * (col & 0xF) + percent_b * noise); |
| 507 | *(dst++) = a | (r << 8) | (g << 4) | b; |
| 508 | } |
| 509 | } |
| 510 | |
| 511 | static void mod_tex_inter_col_using_texa (wxUint16 *dst, int size, wxUint32 color) |
| 512 | { |
| 513 | wxUint32 cr, cg, cb; |
| 514 | wxUint16 col; |
| 515 | wxUint8 r, g, b; |
| 516 | wxUint16 a; |
| 517 | float percent, percent_i; |
| 518 | |
| 519 | cr = (color >> 12) & 0xF; |
| 520 | cg = (color >> 8) & 0xF; |
| 521 | cb = (color >> 4) & 0xF; |
| 522 | |
| 523 | for (int i=0; i<size; i++) |
| 524 | { |
| 525 | col = *dst; |
| 526 | a = col & 0xF000; |
| 527 | percent = (a >> 12) / 15.0f; |
| 528 | percent_i = 1.0f - percent; |
| 529 | r = (wxUint8)(percent * cr + percent_i * ((col & 0x0F00) >> 8)); |
| 530 | g = (wxUint8)(percent * cg + percent_i * ((col & 0x00F0) >> 4)); |
| 531 | b = (wxUint8)(percent * cb + percent_i * (col & 0x000F)); |
| 532 | *(dst++) = a | (r << 8) | (g << 4) | b; |
| 533 | } |
| 534 | } |
| 535 | |
| 536 | static void mod_tex_mul_col (wxUint16 *dst, int size, wxUint32 color) |
| 537 | { |
| 538 | float cr, cg, cb; |
| 539 | wxUint16 col; |
| 540 | wxUint8 r, g, b; |
| 541 | wxUint16 a; |
| 542 | |
| 543 | cr = (float)((color >> 12) & 0xF)/16.0f; |
| 544 | cg = (float)((color >> 8) & 0xF)/16.0f; |
| 545 | cb = (float)((color >> 4) & 0xF)/16.0f; |
| 546 | |
| 547 | for (int i=0; i<size; i++) |
| 548 | { |
| 549 | col = *dst; |
| 550 | a = col & 0xF000; |
| 551 | r = (wxUint8)(cr * ((col & 0x0F00) >> 8)); |
| 552 | g = (wxUint8)(cg * ((col & 0x00F0) >> 4)); |
| 553 | b = (wxUint8)(cb * (col & 0x000F)); |
| 554 | *(dst++) = a | (r << 8) | (g << 4) | b; |
| 555 | } |
| 556 | } |
| 557 | |
| 558 | static void mod_tex_scale_fac_add_col (wxUint16 *dst, int size, wxUint32 color, wxUint32 factor) |
| 559 | { |
| 560 | float percent = factor / 255.0f; |
| 561 | wxUint32 cr, cg, cb; |
| 562 | wxUint16 col; |
| 563 | float r, g, b; |
| 564 | |
| 565 | cr = (color >> 12) & 0xF; |
| 566 | cg = (color >> 8) & 0xF; |
| 567 | cb = (color >> 4) & 0xF; |
| 568 | |
| 569 | for (int i=0; i<size; i++) |
| 570 | { |
| 571 | col = *dst; |
| 572 | r = cr + percent * (float)((col>>8)&0xF); |
| 573 | g = cg + percent * (float)((col>>4)&0xF); |
| 574 | b = cb + percent * (float)(col&0xF); |
| 575 | *(dst++) = (col&0xF000) | ((wxUint8)r << 8) | ((wxUint8)g << 4) | (wxUint8)b; |
| 576 | } |
| 577 | } |