| 98e75f2d |
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 | #ifdef _WIN32 |
| 22 | #include <windows.h> |
| 23 | #else // _WIN32 |
| 24 | #include <stdlib.h> |
| 25 | #endif // _WIN32 |
| 26 | #include "glide.h" |
| 27 | #include "main.h" |
| 28 | #include <stdio.h> |
| 29 | #include <string.h> |
| 30 | |
| 31 | /* Napalm extensions to GrTextureFormat_t */ |
| 32 | #define GR_TEXFMT_ARGB_CMP_FXT1 0x11 |
| 33 | #define GR_TEXFMT_ARGB_8888 0x12 |
| 34 | #define GR_TEXFMT_YUYV_422 0x13 |
| 35 | #define GR_TEXFMT_UYVY_422 0x14 |
| 36 | #define GR_TEXFMT_AYUV_444 0x15 |
| 37 | #define GR_TEXFMT_ARGB_CMP_DXT1 0x16 |
| 38 | #define GR_TEXFMT_ARGB_CMP_DXT2 0x17 |
| 39 | #define GR_TEXFMT_ARGB_CMP_DXT3 0x18 |
| 40 | #define GR_TEXFMT_ARGB_CMP_DXT4 0x19 |
| 41 | #define GR_TEXFMT_ARGB_CMP_DXT5 0x1A |
| 42 | #define GR_TEXTFMT_RGB_888 0xFF |
| 43 | |
| 44 | int TMU_SIZE = 8*2048*2048; |
| 45 | static unsigned char* texture = NULL; |
| 46 | |
| 47 | int packed_pixels_support = -1; |
| 48 | int ati_sucks = -1; |
| 49 | float largest_supported_anisotropy = 1.0f; |
| 50 | |
| 51 | #ifndef GL_TEXTURE_MAX_ANISOTROPY_EXT |
| 52 | #define GL_TEXTURE_MAX_ANISOTROPY_EXT 0x84FE |
| 53 | #endif |
| 54 | |
| 55 | int tex0_width, tex0_height, tex1_width, tex1_height; |
| 56 | float lambda; |
| 57 | |
| 58 | static int min_filter0, mag_filter0, wrap_s0, wrap_t0; |
| 59 | static int min_filter1, mag_filter1, wrap_s1, wrap_t1; |
| 60 | |
| 61 | unsigned char *filter(unsigned char *source, int width, int height, int *width2, int *height2); |
| 62 | |
| 63 | typedef struct _texlist |
| 64 | { |
| 65 | unsigned int id; |
| 66 | struct _texlist *next; |
| 67 | } texlist; |
| 68 | |
| 69 | static int nbTex = 0; |
| 70 | static texlist *list = NULL; |
| 71 | |
| 72 | #ifdef _WIN32 |
| 73 | extern PFNGLDELETERENDERBUFFERSEXTPROC glDeleteRenderbuffersEXT; |
| 74 | extern PFNGLDELETEFRAMEBUFFERSEXTPROC glDeleteFramebuffersEXT; |
| 75 | extern PFNGLCOMPRESSEDTEXIMAGE2DARBPROC glCompressedTexImage2DARB; |
| 76 | #endif |
| 77 | void remove_tex(unsigned int idmin, unsigned int idmax) |
| 78 | { |
| 79 | unsigned int *t; |
| 80 | int n = 0; |
| 81 | texlist *aux = list; |
| 82 | int sz = nbTex; |
| 83 | if (aux == NULL) return; |
| 84 | t = (unsigned int*)malloc(sz * sizeof(int)); |
| 85 | while (aux && aux->id >= idmin && aux->id < idmax) |
| 86 | { |
| 87 | if (n >= sz) |
| 88 | t = (unsigned int *) realloc(t, ++sz*sizeof(int)); |
| 89 | t[n++] = aux->id; |
| 90 | aux = aux->next; |
| 91 | free(list); |
| 92 | list = aux; |
| 93 | nbTex--; |
| 94 | } |
| 95 | while (aux != NULL && aux->next != NULL) |
| 96 | { |
| 97 | if (aux->next->id >= idmin && aux->next->id < idmax) |
| 98 | { |
| 99 | texlist *aux2 = aux->next->next; |
| 100 | if (n >= sz) |
| 101 | t = (unsigned int *) realloc(t, ++sz*sizeof(int)); |
| 102 | t[n++] = aux->next->id; |
| 103 | free(aux->next); |
| 104 | aux->next = aux2; |
| 105 | nbTex--; |
| 106 | } |
| 107 | aux = aux->next; |
| 108 | } |
| 109 | glDeleteTextures(n, t); |
| 110 | free(t); |
| 111 | //printf("RMVTEX nbtex is now %d (%06x - %06x)\n", nbTex, idmin, idmax); |
| 112 | } |
| 113 | |
| 114 | |
| 115 | void add_tex(unsigned int id) |
| 116 | { |
| 117 | texlist *aux = list; |
| 118 | texlist *aux2; |
| 119 | //printf("ADDTEX nbtex is now %d (%06x)\n", nbTex, id); |
| 120 | if (list == NULL || id < list->id) |
| 121 | { |
| 122 | nbTex++; |
| 123 | list = (texlist*)malloc(sizeof(texlist)); |
| 124 | list->next = aux; |
| 125 | list->id = id; |
| 126 | return; |
| 127 | } |
| 128 | while (aux->next != NULL && aux->next->id < id) aux = aux->next; |
| 129 | // ZIGGY added this test so that add_tex now accept re-adding an existing texture |
| 130 | if (aux->next != NULL && aux->next->id == id) return; |
| 131 | nbTex++; |
| 132 | aux2 = aux->next; |
| 133 | aux->next = (texlist*)malloc(sizeof(texlist)); |
| 134 | aux->next->id = id; |
| 135 | aux->next->next = aux2; |
| 136 | } |
| 137 | |
| 138 | void init_textures() |
| 139 | { |
| 140 | tex0_width = tex0_height = tex1_width = tex1_height = 2; |
| 141 | // ZIGGY because remove_tex isn't called (Pj64 doesn't like it), it's better |
| 142 | // to leave these so that they'll be reused (otherwise we have a memory leak) |
| 143 | // list = NULL; |
| 144 | // nbTex = 0; |
| 145 | |
| 146 | if (!texture) texture = (unsigned char*)malloc(2048*2048*4); |
| 147 | } |
| 148 | |
| 149 | void free_textures() |
| 150 | { |
| 151 | #ifndef WIN32 |
| 152 | // ZIGGY for some reasons, Pj64 doesn't like remove_tex on exit |
| 153 | remove_tex(0x00000000, 0xFFFFFFFF); |
| 154 | #endif |
| 155 | if (texture != NULL) { |
| 156 | free(texture); |
| 157 | texture = NULL; |
| 158 | } |
| 159 | } |
| 160 | |
| 161 | FX_ENTRY FxU32 FX_CALL |
| 162 | grTexMinAddress( GrChipID_t tmu ) |
| 163 | { |
| 164 | LOG("grTexMinAddress(%d)\r\n", tmu); |
| 165 | if (UMAmode) |
| 166 | return 0; |
| 167 | else |
| 168 | return tmu*TMU_SIZE; |
| 169 | } |
| 170 | |
| 171 | FX_ENTRY FxU32 FX_CALL |
| 172 | grTexMaxAddress( GrChipID_t tmu ) |
| 173 | { |
| 174 | LOG("grTexMaxAddress(%d)\r\n", tmu); |
| 175 | if (UMAmode) |
| 176 | return TMU_SIZE*2 - 1; |
| 177 | else |
| 178 | return tmu*TMU_SIZE + TMU_SIZE - 1; |
| 179 | } |
| 180 | |
| 181 | FX_ENTRY FxU32 FX_CALL |
| 182 | grTexTextureMemRequired( FxU32 evenOdd, |
| 183 | GrTexInfo *info ) |
| 184 | { |
| 185 | int width, height; |
| 186 | LOG("grTextureMemRequired(%d)\r\n", evenOdd); |
| 187 | if (info->largeLodLog2 != info->smallLodLog2) display_warning("grTexTextureMemRequired : loading more than one LOD"); |
| 188 | |
| 189 | if (info->aspectRatioLog2 < 0) |
| 190 | { |
| 191 | height = 1 << info->largeLodLog2; |
| 192 | width = height >> -info->aspectRatioLog2; |
| 193 | } |
| 194 | else |
| 195 | { |
| 196 | width = 1 << info->largeLodLog2; |
| 197 | height = width >> info->aspectRatioLog2; |
| 198 | } |
| 199 | |
| 200 | switch(info->format) |
| 201 | { |
| 202 | case GR_TEXFMT_ALPHA_8: |
| 203 | case GR_TEXFMT_INTENSITY_8: // I8 support - H.Morii |
| 204 | case GR_TEXFMT_ALPHA_INTENSITY_44: |
| 205 | return width*height; |
| 206 | break; |
| 207 | case GR_TEXFMT_ARGB_1555: |
| 208 | case GR_TEXFMT_ARGB_4444: |
| 209 | case GR_TEXFMT_ALPHA_INTENSITY_88: |
| 210 | case GR_TEXFMT_RGB_565: |
| 211 | return (width*height)<<1; |
| 212 | break; |
| 213 | case GR_TEXFMT_ARGB_8888: |
| 214 | return (width*height)<<2; |
| 215 | break; |
| 216 | case GR_TEXFMT_ARGB_CMP_DXT1: // FXT1,DXT1,5 support - H.Morii |
| 217 | return ((((width+0x3)&~0x3)*((height+0x3)&~0x3))>>1); |
| 218 | case GR_TEXFMT_ARGB_CMP_DXT3: |
| 219 | return ((width+0x3)&~0x3)*((height+0x3)&~0x3); |
| 220 | case GR_TEXFMT_ARGB_CMP_DXT5: |
| 221 | return ((width+0x3)&~0x3)*((height+0x3)&~0x3); |
| 222 | case GR_TEXFMT_ARGB_CMP_FXT1: |
| 223 | return ((((width+0x7)&~0x7)*((height+0x3)&~0x3))>>1); |
| 224 | default: |
| 225 | display_warning("grTexTextureMemRequired : unknown texture format: %x", info->format); |
| 226 | } |
| 227 | return 0; |
| 228 | } |
| 229 | |
| 230 | FX_ENTRY FxU32 FX_CALL |
| 231 | grTexCalcMemRequired( |
| 232 | GrLOD_t lodmin, GrLOD_t lodmax, |
| 233 | GrAspectRatio_t aspect, GrTextureFormat_t fmt) |
| 234 | { |
| 235 | int width, height; |
| 236 | LOG("grTexCalcMemRequired(%d, %d, %d, %d)\r\n", lodmin, lodmax, aspect, fmt); |
| 237 | if (lodmax != lodmin) display_warning("grTexCalcMemRequired : loading more than one LOD"); |
| 238 | |
| 239 | if (aspect < 0) |
| 240 | { |
| 241 | height = 1 << lodmax; |
| 242 | width = height >> -aspect; |
| 243 | } |
| 244 | else |
| 245 | { |
| 246 | width = 1 << lodmax; |
| 247 | height = width >> aspect; |
| 248 | } |
| 249 | |
| 250 | switch(fmt) |
| 251 | { |
| 252 | case GR_TEXFMT_ALPHA_8: |
| 253 | case GR_TEXFMT_INTENSITY_8: // I8 support - H.Morii |
| 254 | case GR_TEXFMT_ALPHA_INTENSITY_44: |
| 255 | return width*height; |
| 256 | break; |
| 257 | case GR_TEXFMT_ARGB_1555: |
| 258 | case GR_TEXFMT_ARGB_4444: |
| 259 | case GR_TEXFMT_ALPHA_INTENSITY_88: |
| 260 | case GR_TEXFMT_RGB_565: |
| 261 | return (width*height)<<1; |
| 262 | break; |
| 263 | case GR_TEXFMT_ARGB_8888: |
| 264 | return (width*height)<<2; |
| 265 | break; |
| 266 | case GR_TEXFMT_ARGB_CMP_DXT1: // FXT1,DXT1,5 support - H.Morii |
| 267 | return ((((width+0x3)&~0x3)*((height+0x3)&~0x3))>>1); |
| 268 | case GR_TEXFMT_ARGB_CMP_DXT3: |
| 269 | return ((width+0x3)&~0x3)*((height+0x3)&~0x3); |
| 270 | case GR_TEXFMT_ARGB_CMP_DXT5: |
| 271 | return ((width+0x3)&~0x3)*((height+0x3)&~0x3); |
| 272 | case GR_TEXFMT_ARGB_CMP_FXT1: |
| 273 | return ((((width+0x7)&~0x7)*((height+0x3)&~0x3))>>1); |
| 274 | default: |
| 275 | display_warning("grTexTextureMemRequired : unknown texture format: %x", fmt); |
| 276 | } |
| 277 | return 0; |
| 278 | } |
| 279 | |
| 280 | int grTexFormatSize(int fmt) |
| 281 | { |
| 282 | int factor = -1; |
| 283 | switch(fmt) { |
| 284 | case GR_TEXFMT_ALPHA_8: |
| 285 | case GR_TEXFMT_INTENSITY_8: // I8 support - H.Morii |
| 286 | factor = 1; |
| 287 | break; |
| 288 | case GR_TEXFMT_ALPHA_INTENSITY_44: |
| 289 | factor = 1; |
| 290 | break; |
| 291 | case GR_TEXFMT_RGB_565: |
| 292 | factor = 2; |
| 293 | break; |
| 294 | case GR_TEXFMT_ARGB_1555: |
| 295 | factor = 2; |
| 296 | break; |
| 297 | case GR_TEXFMT_ALPHA_INTENSITY_88: |
| 298 | factor = 2; |
| 299 | break; |
| 300 | case GR_TEXFMT_ARGB_4444: |
| 301 | factor = 2; |
| 302 | break; |
| 303 | case GR_TEXFMT_ARGB_8888: |
| 304 | factor = 4; |
| 305 | break; |
| 306 | case GR_TEXFMT_ARGB_CMP_DXT1: // FXT1,DXT1,5 support - H.Morii |
| 307 | factor = 8; // HACKALERT: factor holds block bytes |
| 308 | break; |
| 309 | case GR_TEXFMT_ARGB_CMP_DXT3: // FXT1,DXT1,5 support - H.Morii |
| 310 | factor = 16; // HACKALERT: factor holds block bytes |
| 311 | break; |
| 312 | case GR_TEXFMT_ARGB_CMP_DXT5: |
| 313 | factor = 16; |
| 314 | break; |
| 315 | case GR_TEXFMT_ARGB_CMP_FXT1: |
| 316 | factor = 8; |
| 317 | break; |
| 318 | default: |
| 319 | display_warning("grTexFormatSize : unknown texture format: %x", fmt); |
| 320 | } |
| 321 | return factor; |
| 322 | } |
| 323 | |
| 324 | int grTexFormat2GLPackedFmt(int fmt, int * gltexfmt, int * glpixfmt, int * glpackfmt) |
| 325 | { |
| 326 | *gltexfmt = GL_RGBA; |
| 327 | *glpixfmt = GL_RGBA; |
| 328 | *glpackfmt = GL_UNSIGNED_BYTE; |
| 329 | return 0; |
| 330 | /* |
| 331 | int factor = -1; |
| 332 | switch(fmt) { |
| 333 | case GR_TEXFMT_ALPHA_8: |
| 334 | factor = 1; |
| 335 | *gltexfmt = GL_INTENSITY8; |
| 336 | *glpixfmt = GL_LUMINANCE; |
| 337 | *glpackfmt = GL_UNSIGNED_BYTE; |
| 338 | break; |
| 339 | case GR_TEXFMT_INTENSITY_8: // I8 support - H.Morii |
| 340 | factor = 1; |
| 341 | *gltexfmt = GL_LUMINANCE8; |
| 342 | *glpixfmt = GL_LUMINANCE; |
| 343 | *glpackfmt = GL_UNSIGNED_BYTE; |
| 344 | break; |
| 345 | case GR_TEXFMT_ALPHA_INTENSITY_44: |
| 346 | break; |
| 347 | case GR_TEXFMT_RGB_565: |
| 348 | factor = 2; |
| 349 | *gltexfmt = GL_RGB; |
| 350 | *glpixfmt = GL_RGB; |
| 351 | *glpackfmt = GL_UNSIGNED_SHORT_5_6_5; |
| 352 | break; |
| 353 | case GR_TEXFMT_ARGB_1555: |
| 354 | if (ati_sucks > 0) return -1; // ATI sucks as usual (fixes slowdown on ATI) |
| 355 | factor = 2; |
| 356 | *gltexfmt = GL_RGB5_A1; |
| 357 | *glpixfmt = GL_BGRA; |
| 358 | *glpackfmt = GL_UNSIGNED_SHORT_1_5_5_5_REV; |
| 359 | break; |
| 360 | case GR_TEXFMT_ALPHA_INTENSITY_88: |
| 361 | factor = 2; |
| 362 | *gltexfmt = GL_LUMINANCE8_ALPHA8; |
| 363 | *glpixfmt = GL_LUMINANCE_ALPHA; |
| 364 | *glpackfmt = GL_UNSIGNED_BYTE; |
| 365 | break; |
| 366 | case GR_TEXFMT_ARGB_4444: |
| 367 | factor = 2; |
| 368 | *gltexfmt = GL_RGBA4; |
| 369 | *glpixfmt = GL_BGRA; |
| 370 | *glpackfmt = GL_UNSIGNED_SHORT_4_4_4_4_REV; |
| 371 | break; |
| 372 | case GR_TEXFMT_ARGB_8888: |
| 373 | factor = 4; |
| 374 | *gltexfmt = GL_RGBA8; |
| 375 | *glpixfmt = GL_BGRA; |
| 376 | *glpackfmt = GL_UNSIGNED_INT_8_8_8_8_REV; |
| 377 | break; |
| 378 | case GR_TEXFMT_ARGB_CMP_DXT1: // FXT1,DXT1,5 support - H.Morii |
| 379 | // HACKALERT: 3Dfx Glide uses GR_TEXFMT_ARGB_CMP_DXT1 for both opaque DXT1 and DXT1 with 1bit alpha. |
| 380 | // GlideHQ compiled with GLIDE64_DXTN option enabled, uses opaqe DXT1 only. |
| 381 | factor = 8; // HACKALERT: factor holds block bytes |
| 382 | *gltexfmt = GL_COMPRESSED_RGB_S3TC_DXT1_EXT; // these variables aren't used |
| 383 | *glpixfmt = GL_COMPRESSED_RGB_S3TC_DXT1_EXT; |
| 384 | *glpackfmt = GL_COMPRESSED_RGB_S3TC_DXT1_EXT; |
| 385 | break; |
| 386 | case GR_TEXFMT_ARGB_CMP_DXT3: |
| 387 | factor = 16; |
| 388 | *gltexfmt = GL_COMPRESSED_RGBA_S3TC_DXT3_EXT; |
| 389 | *glpixfmt = GL_COMPRESSED_RGBA_S3TC_DXT3_EXT; |
| 390 | *glpackfmt = GL_COMPRESSED_RGBA_S3TC_DXT3_EXT; |
| 391 | break; |
| 392 | case GR_TEXFMT_ARGB_CMP_DXT5: |
| 393 | factor = 16; |
| 394 | *gltexfmt = GL_COMPRESSED_RGBA_S3TC_DXT5_EXT; |
| 395 | *glpixfmt = GL_COMPRESSED_RGBA_S3TC_DXT5_EXT; |
| 396 | *glpackfmt = GL_COMPRESSED_RGBA_S3TC_DXT5_EXT; |
| 397 | break; |
| 398 | case GR_TEXFMT_ARGB_CMP_FXT1: |
| 399 | factor = 8; |
| 400 | *gltexfmt = GL_COMPRESSED_RGBA_FXT1_3DFX; |
| 401 | *glpixfmt = GL_COMPRESSED_RGBA_FXT1_3DFX; |
| 402 | *glpackfmt = GL_COMPRESSED_RGBA_FXT1_3DFX; // XXX: what should we do about GL_COMPRESSED_RGB_FXT1_3DFX? |
| 403 | break; |
| 404 | default: |
| 405 | display_warning("grTexFormat2GLPackedFmt : unknown texture format: %x", fmt); |
| 406 | } |
| 407 | return factor; |
| 408 | */ |
| 409 | } |
| 410 | |
| 411 | FX_ENTRY void FX_CALL |
| 412 | grTexDownloadMipMap( GrChipID_t tmu, |
| 413 | FxU32 startAddress, |
| 414 | FxU32 evenOdd, |
| 415 | GrTexInfo *info ) |
| 416 | { |
| 417 | int width, height, i, j; |
| 418 | int factor; |
| 419 | int glformat = 0; |
| 420 | int gltexfmt, glpixfmt, glpackfmt; |
| 421 | LOG("grTexDownloadMipMap(%d,%d,%d)\r\n", tmu, startAddress, evenOdd); |
| 422 | if (info->largeLodLog2 != info->smallLodLog2) display_warning("grTexDownloadMipMap : loading more than one LOD"); |
| 423 | |
| 424 | if (info->aspectRatioLog2 < 0) |
| 425 | { |
| 426 | height = 1 << info->largeLodLog2; |
| 427 | width = height >> -info->aspectRatioLog2; |
| 428 | } |
| 429 | else |
| 430 | { |
| 431 | width = 1 << info->largeLodLog2; |
| 432 | height = width >> info->aspectRatioLog2; |
| 433 | } |
| 434 | |
| 435 | if (!packed_pixels_support) |
| 436 | factor = -1; |
| 437 | else |
| 438 | factor = grTexFormat2GLPackedFmt(info->format, &gltexfmt, &glpixfmt, &glpackfmt); |
| 439 | //printf("grTexDownloadMipmap, id=%x, size=%ix%i, format=%x\n", startAddress+1, width, height, info->format); |
| 440 | if (factor < 0) { |
| 441 | gltexfmt = GL_RGBA; |
| 442 | glpixfmt = GL_RGBA; |
| 443 | glpackfmt = GL_UNSIGNED_BYTE; |
| 444 | |
| 445 | // VP fixed the texture conversions to be more accurate, also swapped |
| 446 | // the for i/j loops so that is is less likely to break the memory cache |
| 447 | register int n = 0, m = 0; |
| 448 | switch(info->format) |
| 449 | { |
| 450 | case GR_TEXFMT_ALPHA_8: |
| 451 | /* for (i=0; i<height; i++) |
| 452 | { |
| 453 | for (j=0; j<width; j++) |
| 454 | { |
| 455 | unsigned int texel = (unsigned int)((unsigned char*)info->data)[m]; |
| 456 | texel |= (texel << 8); |
| 457 | texel |= (texel << 16); |
| 458 | ((unsigned int*)texture)[n] = texel; |
| 459 | m++; |
| 460 | n++; |
| 461 | } |
| 462 | } |
| 463 | factor = 1; |
| 464 | glformat = GL_RGBA;*/ |
| 465 | |
| 466 | for (i=0; i<height; i++) |
| 467 | { |
| 468 | for (j=0; j<width; j++) |
| 469 | { |
| 470 | unsigned short texel = (unsigned short)((unsigned char*)info->data)[m]; |
| 471 | ((unsigned short*)texture)[n] = texel|(texel<<8); |
| 472 | m++; |
| 473 | n++; |
| 474 | } |
| 475 | } |
| 476 | |
| 477 | glformat = gltexfmt = glpixfmt = GL_LUMINANCE_ALPHA; |
| 478 | glpackfmt = GL_UNSIGNED_BYTE; |
| 479 | factor = 1; |
| 480 | break; |
| 481 | case GR_TEXFMT_INTENSITY_8: // I8 support - H.Morii |
| 482 | /* for (i=0; i<height; i++) |
| 483 | { |
| 484 | for (j=0; j<width; j++) |
| 485 | { |
| 486 | unsigned int texel = (unsigned int)((unsigned char*)info->data)[m]; |
| 487 | texel |= (0xFF000000 | (texel << 16) | (texel << 8)); |
| 488 | ((unsigned int*)texture)[n] = texel; |
| 489 | m++; |
| 490 | n++; |
| 491 | } |
| 492 | }*/ |
| 493 | factor = 1; |
| 494 | // glformat = GL_ALPHA; |
| 495 | memcpy(texture, info->data, width*height); |
| 496 | glformat = gltexfmt = glpixfmt = GL_LUMINANCE; |
| 497 | glpackfmt = GL_UNSIGNED_BYTE; |
| 498 | factor = 1; |
| 499 | break; |
| 500 | case GR_TEXFMT_ALPHA_INTENSITY_44: |
| 501 | #if 1 |
| 502 | for (i=0; i<height; i++) |
| 503 | { |
| 504 | for (j=0; j<width; j++) |
| 505 | { |
| 506 | /* unsigned int texel = (unsigned int)((unsigned char*)info->data)[m]; |
| 507 | #if 1 |
| 508 | // accurate conversion |
| 509 | unsigned int texel_hi = (texel & 0x000000F0) << 20; |
| 510 | unsigned int texel_low = texel & 0x0000000F; |
| 511 | texel_low |= (texel_low << 4); |
| 512 | texel_hi |= ((texel_hi << 4) | (texel_low << 16) | (texel_low << 8) | texel_low); |
| 513 | #else |
| 514 | unsigned int texel_hi = (texel & 0x000000F0) << 24; |
| 515 | unsigned int texel_low = (texel & 0x0000000F) << 4; |
| 516 | texel_hi |= ((texel_low << 16) | (texel_low << 8) | texel_low); |
| 517 | #endif |
| 518 | ((unsigned int*)texture)[n] = texel_hi; |
| 519 | */ |
| 520 | unsigned char texel = ((unsigned char*)info->data)[m]; |
| 521 | unsigned short texel_hi = (texel & 0x000000F0) << 4; |
| 522 | unsigned short texel_low = texel & 0x0000000F; |
| 523 | texel_low |= (texel_low << 4); |
| 524 | texel_hi |= ((texel_hi << 4) | (texel_low)); |
| 525 | ((unsigned short*)texture)[n] = texel_hi; |
| 526 | m++; |
| 527 | n++; |
| 528 | } |
| 529 | } |
| 530 | factor = 1; |
| 531 | glformat = gltexfmt = glpixfmt = GL_LUMINANCE_ALPHA; |
| 532 | glpackfmt = GL_UNSIGNED_BYTE; |
| 533 | // glformat = GL_LUMINANCE_ALPHA; |
| 534 | #endif |
| 535 | break; |
| 536 | case GR_TEXFMT_RGB_565: |
| 537 | /* for (i=0; i<height; i++) |
| 538 | { |
| 539 | for (j=0; j<width; j++) |
| 540 | {*/ |
| 541 | /* unsigned int texel = (unsigned int)((unsigned short*)info->data)[m]; |
| 542 | unsigned int B = texel & 0x0000F800; |
| 543 | unsigned int G = texel & 0x000007E0; |
| 544 | unsigned int R = texel & 0x0000001F; |
| 545 | #if 0 |
| 546 | // accurate conversion |
| 547 | ((unsigned int*)texture)[n] = 0xFF000000 | (R << 19) | ((R >> 2) << 16) | (G << 5) | ((G >> 9) << 8) | (B >> 8) | (B >> 13); |
| 548 | #else |
| 549 | ((unsigned int*)texture)[n] = 0xFF000000 | (R << 19) | (G << 5) | (B >> 8); |
| 550 | #endif |
| 551 | */ |
| 552 | /* const unsigned short texel = ((unsigned short*)info->data)[m]; |
| 553 | const unsigned short B = (texel & 0xF800)>>11; |
| 554 | const unsigned short G = texel & 0x07E0; |
| 555 | const unsigned short R = (texel & 0x001F)<<11; |
| 556 | ((unsigned short*)texture)[n] = R|G|B; |
| 557 | m++; |
| 558 | n++; |
| 559 | } |
| 560 | }*/ |
| 561 | memcpy(texture, info->data, width*height*2); |
| 562 | factor = 2; |
| 563 | // glformat = GL_RGB; |
| 564 | glformat = gltexfmt = glpixfmt = GL_RGB; |
| 565 | glpackfmt = GL_UNSIGNED_SHORT_5_6_5; |
| 566 | break; |
| 567 | case GR_TEXFMT_ARGB_1555: |
| 568 | for (i=0; i<height; i++) |
| 569 | { |
| 570 | for (j=0; j<width; j++) |
| 571 | { |
| 572 | /* unsigned int texel = (unsigned int)((unsigned short*)info->data)[m]; |
| 573 | unsigned int A = texel & 0x00008000 ? 0xFF000000 : 0; |
| 574 | unsigned int B = texel & 0x00007C00; |
| 575 | unsigned int G = texel & 0x000003E0; |
| 576 | unsigned int R = texel & 0x0000001F; |
| 577 | #if 0 |
| 578 | // accurate conversion |
| 579 | ((unsigned int*)texture)[n] = A | (R << 19) | ((R >> 2) << 16) | (G << 6) | ((G >> 8) << 8) | (B >> 7) | (B >> 12); |
| 580 | #else |
| 581 | ((unsigned int*)texture)[n] = A | (R << 19) | (G << 6) | (B >> 7); |
| 582 | #endif |
| 583 | */ |
| 584 | unsigned short texel = ((unsigned short*)info->data)[m]; |
| 585 | unsigned short A = (texel & 0x8000)>>15; |
| 586 | ((unsigned short*)texture)[n] = A|(texel&0x7fff)<<1; |
| 587 | /* |
| 588 | unsigned short B = (texel & 0x7C00)>>9; |
| 589 | unsigned short G = texel & 0x03E0<<1; |
| 590 | unsigned short R = (texel & 0x001F)<<11; |
| 591 | ((unsigned short*)texture)[n] = A|R|G|B;*/ |
| 592 | m++; |
| 593 | n++; |
| 594 | } |
| 595 | } |
| 596 | factor = 2; |
| 597 | // glformat = GL_RGBA; |
| 598 | glformat = gltexfmt = glpixfmt = GL_RGBA; |
| 599 | glpackfmt = GL_UNSIGNED_SHORT_5_5_5_1; |
| 600 | break; |
| 601 | case GR_TEXFMT_ALPHA_INTENSITY_88: |
| 602 | /* for (i=0; i<height; i++) |
| 603 | { |
| 604 | for (j=0; j<width; j++) |
| 605 | { |
| 606 | unsigned int AI = (unsigned int)((unsigned short*)info->data)[m]; |
| 607 | unsigned int I = (unsigned int)(AI & 0x000000FF); |
| 608 | ((unsigned int*)texture)[n] = (AI << 16) | (I << 8) | I; |
| 609 | m++; |
| 610 | n++; |
| 611 | } |
| 612 | }*/ |
| 613 | memcpy(texture, info->data, width*height*2); |
| 614 | factor = 2; |
| 615 | glformat = GL_LUMINANCE_ALPHA; |
| 616 | glformat = gltexfmt = glpixfmt = GL_LUMINANCE_ALPHA; |
| 617 | glpackfmt = GL_UNSIGNED_BYTE; |
| 618 | break; |
| 619 | case GR_TEXFMT_ARGB_4444: |
| 620 | |
| 621 | for (i=0; i<height; i++) |
| 622 | { |
| 623 | for (j=0; j<width; j++) |
| 624 | { |
| 625 | /* unsigned int texel = (unsigned int)((unsigned short*)info->data)[m]; |
| 626 | unsigned int A = texel & 0x0000F000; |
| 627 | unsigned int B = texel & 0x00000F00; |
| 628 | unsigned int G = texel & 0x000000F0; |
| 629 | unsigned int R = texel & 0x0000000F; |
| 630 | #if 0 |
| 631 | // accurate conversion |
| 632 | ((unsigned int*)texture)[n] = (A << 16) | (A << 12) | (R << 20) | (R << 16) | (G << 8) | (G << 4) | (B >> 4) | (B >> 8); |
| 633 | #else |
| 634 | ((unsigned int*)texture)[n] = (A << 16) | (R << 20) | (G << 8) | (B >> 4); |
| 635 | #endif |
| 636 | */ |
| 637 | unsigned short texel = ((unsigned short*)info->data)[m]; |
| 638 | unsigned int A = (texel & 0xF000)>>12; |
| 639 | ((unsigned short*)texture)[n] = A|(texel&0x0fff)<<4; |
| 640 | m++; |
| 641 | n++; |
| 642 | } |
| 643 | } |
| 644 | factor = 2; |
| 645 | glformat = GL_RGBA; |
| 646 | glformat = gltexfmt = glpixfmt = GL_RGBA; |
| 647 | glpackfmt = GL_UNSIGNED_SHORT_4_4_4_4; |
| 648 | break; |
| 649 | case GR_TEXFMT_ARGB_8888: |
| 650 | for (i=0; i<height; i++) |
| 651 | { |
| 652 | for (j=0; j<width; j++) |
| 653 | { |
| 654 | unsigned int texel = ((unsigned int*)info->data)[m]; |
| 655 | unsigned int A = texel & 0xFF000000; |
| 656 | unsigned int B = texel & 0x00FF0000; |
| 657 | unsigned int G = texel & 0x0000FF00; |
| 658 | unsigned int R = texel & 0x000000FF; |
| 659 | ((unsigned int*)texture)[n] = A | (R << 16) | G | (B >> 16); |
| 660 | m++; |
| 661 | n++; |
| 662 | } |
| 663 | } |
| 664 | factor = 4; |
| 665 | glformat = GL_RGBA; |
| 666 | break; |
| 667 | /* |
| 668 | case GR_TEXFMT_ARGB_CMP_DXT1: // FXT1,DXT1,5 support - H.Morii |
| 669 | factor = 8; // HACKALERT: factor holds block bytes |
| 670 | glformat = GL_COMPRESSED_RGB_S3TC_DXT1_EXT; |
| 671 | break; |
| 672 | case GR_TEXFMT_ARGB_CMP_DXT3: // FXT1,DXT1,5 support - H.Morii |
| 673 | factor = 16; // HACKALERT: factor holds block bytes |
| 674 | glformat = GL_COMPRESSED_RGBA_S3TC_DXT3_EXT; |
| 675 | break; |
| 676 | case GR_TEXFMT_ARGB_CMP_DXT5: |
| 677 | factor = 16; |
| 678 | glformat = GL_COMPRESSED_RGBA_S3TC_DXT5_EXT; |
| 679 | break; |
| 680 | case GR_TEXFMT_ARGB_CMP_FXT1: |
| 681 | factor = 8; |
| 682 | glformat = GL_COMPRESSED_RGBA_FXT1_3DFX; |
| 683 | break; |
| 684 | */ |
| 685 | default: |
| 686 | display_warning("grTexDownloadMipMap : unknown texture format: %x", info->format); |
| 687 | factor = 0; |
| 688 | } |
| 689 | } |
| 690 | |
| 691 | if (nbTextureUnits <= 2) |
| 692 | glActiveTexture(GL_TEXTURE1); |
| 693 | else |
| 694 | glActiveTexture(GL_TEXTURE2); |
| 695 | |
| 696 | switch(info->format) |
| 697 | { |
| 698 | case GR_TEXFMT_ARGB_CMP_DXT1: |
| 699 | case GR_TEXFMT_ARGB_CMP_DXT3: |
| 700 | case GR_TEXFMT_ARGB_CMP_DXT5: |
| 701 | case GR_TEXFMT_ARGB_CMP_FXT1: |
| 702 | remove_tex(startAddress+1, startAddress+1+((width*height*factor)>>4)); |
| 703 | break; |
| 704 | default: |
| 705 | remove_tex(startAddress+1, startAddress+1+(width*height*factor)); |
| 706 | } |
| 707 | |
| 708 | add_tex(startAddress+1); |
| 709 | glBindTexture(GL_TEXTURE_2D, startAddress+1); |
| 710 | |
| 711 | if (largest_supported_anisotropy > 1.0f) |
| 712 | glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MAX_ANISOTROPY_EXT, largest_supported_anisotropy); |
| 713 | |
| 714 | //*SEB* glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, width, height, 0, GL_RGBA, GL_UNSIGNED_BYTE, texture); |
| 715 | //printf("new texture, id=%x, size=%ix%i, fmt=%x/%x\n", startAddress+1, width, height, gltexfmt, glpackfmt); |
| 716 | glTexImage2D(GL_TEXTURE_2D, 0, gltexfmt, width, height, 0, glpixfmt, glpackfmt, texture); |
| 717 | /* |
| 718 | switch(info->format) |
| 719 | { |
| 720 | case GR_TEXFMT_ARGB_CMP_DXT1: |
| 721 | case GR_TEXFMT_ARGB_CMP_DXT3: |
| 722 | case GR_TEXFMT_ARGB_CMP_DXT5: |
| 723 | case GR_TEXFMT_ARGB_CMP_FXT1: |
| 724 | glCompressedTexImage2DARB(GL_TEXTURE_2D, 0, (glformat ? glformat : gltexfmt), width, height, 0, (width*height*factor)>>4, info->data); |
| 725 | break; |
| 726 | default: |
| 727 | if (glformat) { |
| 728 | glTexImage2D(GL_TEXTURE_2D, 0, glformat, width, height, 0, GL_RGBA, GL_UNSIGNED_BYTE, texture); |
| 729 | } else |
| 730 | glTexImage2D(GL_TEXTURE_2D, 0, gltexfmt, width, height, 0, glpixfmt, glpackfmt, info->data); |
| 731 | } |
| 732 | */ |
| 733 | |
| 734 | glBindTexture(GL_TEXTURE_2D, default_texture); |
| 735 | } |
| 736 | |
| 737 | int CheckTextureBufferFormat(GrChipID_t tmu, FxU32 startAddress, GrTexInfo *info ); |
| 738 | |
| 739 | FX_ENTRY void FX_CALL |
| 740 | grTexSource( GrChipID_t tmu, |
| 741 | FxU32 startAddress, |
| 742 | FxU32 evenOdd, |
| 743 | GrTexInfo *info ) |
| 744 | { |
| 745 | LOG("grTexSource(%d,%d,%d)\r\n", tmu, startAddress, evenOdd); |
| 746 | |
| 747 | if (tmu == GR_TMU1 || nbTextureUnits <= 2) |
| 748 | { |
| 749 | if (tmu == GR_TMU1 && nbTextureUnits <= 2) return; |
| 750 | glActiveTexture(GL_TEXTURE0); |
| 751 | |
| 752 | if (info->aspectRatioLog2 < 0) |
| 753 | { |
| 754 | tex0_height = 256; |
| 755 | tex0_width = tex0_height >> -info->aspectRatioLog2; |
| 756 | } |
| 757 | else |
| 758 | { |
| 759 | tex0_width = 256; |
| 760 | tex0_height = tex0_width >> info->aspectRatioLog2; |
| 761 | } |
| 762 | |
| 763 | glBindTexture(GL_TEXTURE_2D, startAddress+1); |
| 764 | #ifdef VPDEBUG |
| 765 | dump_tex(startAddress+1); |
| 766 | #endif |
| 767 | glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, min_filter0); |
| 768 | glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, mag_filter0); |
| 769 | glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, wrap_s0); |
| 770 | glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, wrap_t0); |
| 771 | } |
| 772 | else |
| 773 | { |
| 774 | glActiveTexture(GL_TEXTURE1); |
| 775 | |
| 776 | if (info->aspectRatioLog2 < 0) |
| 777 | { |
| 778 | tex1_height = 256; |
| 779 | tex1_width = tex1_height >> -info->aspectRatioLog2; |
| 780 | } |
| 781 | else |
| 782 | { |
| 783 | tex1_width = 256; |
| 784 | tex1_height = tex1_width >> info->aspectRatioLog2; |
| 785 | } |
| 786 | |
| 787 | glBindTexture(GL_TEXTURE_2D, startAddress+1); |
| 788 | #ifdef VPDEBUG |
| 789 | dump_tex(startAddress+1); |
| 790 | #endif |
| 791 | glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, min_filter1); |
| 792 | glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, mag_filter1); |
| 793 | glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, wrap_s1); |
| 794 | glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, wrap_t1); |
| 795 | } |
| 796 | if(!CheckTextureBufferFormat(tmu, startAddress+1, info)) |
| 797 | { |
| 798 | if(tmu == 0 && blackandwhite1 != 0) |
| 799 | { |
| 800 | blackandwhite1 = 0; |
| 801 | need_to_compile = 1; |
| 802 | } |
| 803 | if(tmu == 1 && blackandwhite0 != 0) |
| 804 | { |
| 805 | blackandwhite0 = 0; |
| 806 | need_to_compile = 1; |
| 807 | } |
| 808 | } |
| 809 | |
| 810 | #if 0 |
| 811 | extern int auxbuffer; |
| 812 | static int oldbuffer; |
| 813 | FX_ENTRY void FX_CALL grAuxBufferExt( GrBuffer_t buffer ); |
| 814 | if (auxbuffer == GR_BUFFER_AUXBUFFER && auxbuffer != oldbuffer) |
| 815 | grAuxBufferExt(auxbuffer); |
| 816 | oldbuffer = auxbuffer; |
| 817 | #endif |
| 818 | } |
| 819 | |
| 820 | FX_ENTRY void FX_CALL |
| 821 | grTexDetailControl( |
| 822 | GrChipID_t tmu, |
| 823 | int lod_bias, |
| 824 | FxU8 detail_scale, |
| 825 | float detail_max |
| 826 | ) |
| 827 | { |
| 828 | LOG("grTexDetailControl(%d,%d,%d,%d)\r\n", tmu, lod_bias, detail_scale, detail_max); |
| 829 | if (lod_bias != 31 && detail_scale != 7) |
| 830 | { |
| 831 | if (!lod_bias && !detail_scale && !detail_max) return; |
| 832 | else |
| 833 | display_warning("grTexDetailControl : %d, %d, %f", lod_bias, detail_scale, detail_max); |
| 834 | } |
| 835 | lambda = detail_max; |
| 836 | if(lambda > 1.0f) |
| 837 | { |
| 838 | lambda = 1.0f - (255.0f - lambda); |
| 839 | } |
| 840 | if(lambda > 1.0f) display_warning("lambda:%f", lambda); |
| 841 | |
| 842 | set_lambda(); |
| 843 | } |
| 844 | |
| 845 | FX_ENTRY void FX_CALL |
| 846 | grTexLodBiasValue(GrChipID_t tmu, float bias ) |
| 847 | { |
| 848 | LOG("grTexLodBiasValue(%d,%f)\r\n", tmu, bias); |
| 849 | } |
| 850 | |
| 851 | FX_ENTRY void FX_CALL |
| 852 | grTexFilterMode( |
| 853 | GrChipID_t tmu, |
| 854 | GrTextureFilterMode_t minfilter_mode, |
| 855 | GrTextureFilterMode_t magfilter_mode |
| 856 | ) |
| 857 | { |
| 858 | LOG("grTexFilterMode(%d,%d,%d)\r\n", tmu, minfilter_mode, magfilter_mode); |
| 859 | if (tmu == GR_TMU1 || nbTextureUnits <= 2) |
| 860 | { |
| 861 | if (tmu == GR_TMU1 && nbTextureUnits <= 2) return; |
| 862 | if (minfilter_mode == GR_TEXTUREFILTER_POINT_SAMPLED) min_filter0 = GL_NEAREST; |
| 863 | else min_filter0 = GL_LINEAR; |
| 864 | |
| 865 | if (magfilter_mode == GR_TEXTUREFILTER_POINT_SAMPLED) mag_filter0 = GL_NEAREST; |
| 866 | else mag_filter0 = GL_LINEAR; |
| 867 | |
| 868 | glActiveTexture(GL_TEXTURE0); |
| 869 | glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, min_filter0); |
| 870 | glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, mag_filter0); |
| 871 | } |
| 872 | else |
| 873 | { |
| 874 | if (minfilter_mode == GR_TEXTUREFILTER_POINT_SAMPLED) min_filter1 = GL_NEAREST; |
| 875 | else min_filter1 = GL_LINEAR; |
| 876 | |
| 877 | if (magfilter_mode == GR_TEXTUREFILTER_POINT_SAMPLED) mag_filter1 = GL_NEAREST; |
| 878 | else mag_filter1 = GL_LINEAR; |
| 879 | |
| 880 | glActiveTexture(GL_TEXTURE1); |
| 881 | glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, min_filter1); |
| 882 | glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, mag_filter1); |
| 883 | } |
| 884 | } |
| 885 | |
| 886 | FX_ENTRY void FX_CALL |
| 887 | grTexClampMode( |
| 888 | GrChipID_t tmu, |
| 889 | GrTextureClampMode_t s_clampmode, |
| 890 | GrTextureClampMode_t t_clampmode |
| 891 | ) |
| 892 | { |
| 893 | LOG("grTexClampMode(%d, %d, %d)\r\n", tmu, s_clampmode, t_clampmode); |
| 894 | if (tmu == GR_TMU1 || nbTextureUnits <= 2) |
| 895 | { |
| 896 | if (tmu == GR_TMU1 && nbTextureUnits <= 2) return; |
| 897 | switch(s_clampmode) |
| 898 | { |
| 899 | case GR_TEXTURECLAMP_WRAP: |
| 900 | wrap_s0 = GL_REPEAT; |
| 901 | break; |
| 902 | case GR_TEXTURECLAMP_CLAMP: |
| 903 | wrap_s0 = GL_CLAMP_TO_EDGE; |
| 904 | break; |
| 905 | case GR_TEXTURECLAMP_MIRROR_EXT: |
| 906 | wrap_s0 = GL_MIRRORED_REPEAT; |
| 907 | break; |
| 908 | default: |
| 909 | display_warning("grTexClampMode : unknown s_clampmode : %x", s_clampmode); |
| 910 | } |
| 911 | switch(t_clampmode) |
| 912 | { |
| 913 | case GR_TEXTURECLAMP_WRAP: |
| 914 | wrap_t0 = GL_REPEAT; |
| 915 | break; |
| 916 | case GR_TEXTURECLAMP_CLAMP: |
| 917 | wrap_t0 = GL_CLAMP_TO_EDGE; |
| 918 | break; |
| 919 | case GR_TEXTURECLAMP_MIRROR_EXT: |
| 920 | wrap_t0 = GL_MIRRORED_REPEAT; |
| 921 | break; |
| 922 | default: |
| 923 | display_warning("grTexClampMode : unknown t_clampmode : %x", t_clampmode); |
| 924 | } |
| 925 | glActiveTexture(GL_TEXTURE0); |
| 926 | glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, wrap_s0); |
| 927 | glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, wrap_t0); |
| 928 | } |
| 929 | else |
| 930 | { |
| 931 | switch(s_clampmode) |
| 932 | { |
| 933 | case GR_TEXTURECLAMP_WRAP: |
| 934 | wrap_s1 = GL_REPEAT; |
| 935 | break; |
| 936 | case GR_TEXTURECLAMP_CLAMP: |
| 937 | wrap_s1 = GL_CLAMP_TO_EDGE; |
| 938 | break; |
| 939 | case GR_TEXTURECLAMP_MIRROR_EXT: |
| 940 | wrap_s1 = GL_MIRRORED_REPEAT; |
| 941 | break; |
| 942 | default: |
| 943 | display_warning("grTexClampMode : unknown s_clampmode : %x", s_clampmode); |
| 944 | } |
| 945 | switch(t_clampmode) |
| 946 | { |
| 947 | case GR_TEXTURECLAMP_WRAP: |
| 948 | wrap_t1 = GL_REPEAT; |
| 949 | break; |
| 950 | case GR_TEXTURECLAMP_CLAMP: |
| 951 | wrap_t1 = GL_CLAMP_TO_EDGE; |
| 952 | break; |
| 953 | case GR_TEXTURECLAMP_MIRROR_EXT: |
| 954 | wrap_t1 = GL_MIRRORED_REPEAT; |
| 955 | break; |
| 956 | default: |
| 957 | display_warning("grTexClampMode : unknown t_clampmode : %x", t_clampmode); |
| 958 | } |
| 959 | glActiveTexture(GL_TEXTURE1); |
| 960 | glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, wrap_s1); |
| 961 | glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, wrap_t1); |
| 962 | } |
| 963 | } |
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