| 1 | /*************************************************************************** |
| 2 | * Copyright (C) 2010 PCSX4ALL Team * |
| 3 | * Copyright (C) 2010 Unai * |
| 4 | * Copyright (C) 2016 Senquack (dansilsby <AT> gmail <DOT> com) * |
| 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 | * (at your option) 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 * |
| 18 | * Free Software Foundation, Inc., * |
| 19 | * 51 Franklin Street, Fifth Floor, Boston, MA 02111-1307 USA. * |
| 20 | ***************************************************************************/ |
| 21 | |
| 22 | /////////////////////////////////////////////////////////////////////////////// |
| 23 | void gpuSetTexture(u16 tpage) |
| 24 | { |
| 25 | u32 tmode, tx, ty; |
| 26 | gpu_unai.GPU_GP1 = (gpu_unai.GPU_GP1 & ~0x1FF) | (tpage & 0x1FF); |
| 27 | gpu_unai.TextureWindow[0]&= ~gpu_unai.TextureWindow[2]; |
| 28 | gpu_unai.TextureWindow[1]&= ~gpu_unai.TextureWindow[3]; |
| 29 | |
| 30 | tmode = (tpage >> 7) & 3; // 16bpp, 8bpp, or 4bpp texture colors? |
| 31 | // 0: 4bpp 1: 8bpp 2/3: 16bpp |
| 32 | |
| 33 | // Nocash PSX docs state setting of 3 is same as setting of 2 (16bpp): |
| 34 | // Note: DrHell assumes 3 is same as 0.. TODO: verify which is correct? |
| 35 | if (tmode == 3) tmode = 2; |
| 36 | |
| 37 | tx = (tpage & 0x0F) << 6; |
| 38 | ty = (tpage & 0x10) << 4; |
| 39 | |
| 40 | tx += (gpu_unai.TextureWindow[0] >> (2 - tmode)); |
| 41 | ty += gpu_unai.TextureWindow[1]; |
| 42 | |
| 43 | gpu_unai.BLEND_MODE = ((tpage>>5) & 3) << 3; |
| 44 | gpu_unai.TEXT_MODE = (tmode + 1) << 5; // gpu_unai.TEXT_MODE should be values 1..3, so add one |
| 45 | gpu_unai.TBA = &((u16*)gpu_unai.vram)[FRAME_OFFSET(tx, ty)]; |
| 46 | } |
| 47 | |
| 48 | /////////////////////////////////////////////////////////////////////////////// |
| 49 | INLINE void gpuSetCLUT(u16 clut) |
| 50 | { |
| 51 | gpu_unai.CBA = &((u16*)gpu_unai.vram)[(clut & 0x7FFF) << 4]; |
| 52 | } |
| 53 | |
| 54 | #ifdef ENABLE_GPU_NULL_SUPPORT |
| 55 | #define NULL_GPU() break |
| 56 | #else |
| 57 | #define NULL_GPU() |
| 58 | #endif |
| 59 | |
| 60 | #ifdef ENABLE_GPU_LOG_SUPPORT |
| 61 | #define DO_LOG(expr) printf expr |
| 62 | #else |
| 63 | #define DO_LOG(expr) {} |
| 64 | #endif |
| 65 | |
| 66 | #define Blending (((PRIM&0x2) && BlendingEnabled()) ? (PRIM&0x2) : 0) |
| 67 | #define Blending_Mode (((PRIM&0x2) && BlendingEnabled()) ? gpu_unai.BLEND_MODE : 0) |
| 68 | #define Lighting (((~PRIM)&0x1) && LightingEnabled()) |
| 69 | // Dithering applies only to Gouraud-shaded polys or texture-blended polys: |
| 70 | #define Dithering (((((~PRIM)&0x1) || (PRIM&0x10)) && DitheringEnabled()) ? \ |
| 71 | (ForcedDitheringEnabled() ? (1<<9) : (gpu_unai.GPU_GP1 & (1 << 9))) \ |
| 72 | : 0) |
| 73 | |
| 74 | /////////////////////////////////////////////////////////////////////////////// |
| 75 | //Now handled by Rearmed's gpulib and gpu_unai/gpulib_if.cpp: |
| 76 | /////////////////////////////////////////////////////////////////////////////// |
| 77 | #ifndef USE_GPULIB |
| 78 | |
| 79 | // Handles GP0 draw settings commands 0xE1...0xE6 |
| 80 | static void gpuGP0Cmd_0xEx(gpu_unai_t &gpu_unai, u32 cmd_word) |
| 81 | { |
| 82 | // Assume incoming GP0 command is 0xE1..0xE6, convert to 1..6 |
| 83 | u8 num = (cmd_word >> 24) & 7; |
| 84 | switch (num) { |
| 85 | case 1: { |
| 86 | // GP0(E1h) - Draw Mode setting (aka "Texpage") |
| 87 | DO_LOG(("GP0(0xE1) DrawMode TexPage(0x%x)\n", cmd_word)); |
| 88 | u32 cur_texpage = gpu_unai.GPU_GP1 & 0x7FF; |
| 89 | u32 new_texpage = cmd_word & 0x7FF; |
| 90 | if (cur_texpage != new_texpage) { |
| 91 | gpu_unai.GPU_GP1 = (gpu_unai.GPU_GP1 & ~0x7FF) | new_texpage; |
| 92 | gpuSetTexture(gpu_unai.GPU_GP1); |
| 93 | } |
| 94 | } break; |
| 95 | |
| 96 | case 2: { |
| 97 | // GP0(E2h) - Texture Window setting |
| 98 | DO_LOG(("GP0(0xE2) TextureWindow(0x%x)\n", cmd_word)); |
| 99 | if (cmd_word != gpu_unai.TextureWindowCur) { |
| 100 | static const u8 TextureMask[32] = { |
| 101 | 255, 7, 15, 7, 31, 7, 15, 7, 63, 7, 15, 7, 31, 7, 15, 7, |
| 102 | 127, 7, 15, 7, 31, 7, 15, 7, 63, 7, 15, 7, 31, 7, 15, 7 |
| 103 | }; |
| 104 | gpu_unai.TextureWindowCur = cmd_word; |
| 105 | gpu_unai.TextureWindow[0] = ((cmd_word >> 10) & 0x1F) << 3; |
| 106 | gpu_unai.TextureWindow[1] = ((cmd_word >> 15) & 0x1F) << 3; |
| 107 | gpu_unai.TextureWindow[2] = TextureMask[(cmd_word >> 0) & 0x1F]; |
| 108 | gpu_unai.TextureWindow[3] = TextureMask[(cmd_word >> 5) & 0x1F]; |
| 109 | gpu_unai.TextureWindow[0] &= ~gpu_unai.TextureWindow[2]; |
| 110 | gpu_unai.TextureWindow[1] &= ~gpu_unai.TextureWindow[3]; |
| 111 | |
| 112 | // Inner loop vars must be updated whenever texture window is changed: |
| 113 | const u32 fb = FIXED_BITS; // # of fractional fixed-pt bits of u4/v4 |
| 114 | gpu_unai.u_msk = (((u32)gpu_unai.TextureWindow[2]) << fb) | ((1 << fb) - 1); |
| 115 | gpu_unai.v_msk = (((u32)gpu_unai.TextureWindow[3]) << fb) | ((1 << fb) - 1); |
| 116 | |
| 117 | gpuSetTexture(gpu_unai.GPU_GP1); |
| 118 | } |
| 119 | } break; |
| 120 | |
| 121 | case 3: { |
| 122 | // GP0(E3h) - Set Drawing Area top left (X1,Y1) |
| 123 | DO_LOG(("GP0(0xE3) DrawingArea Pos(0x%x)\n", cmd_word)); |
| 124 | gpu_unai.DrawingArea[0] = cmd_word & 0x3FF; |
| 125 | gpu_unai.DrawingArea[1] = (cmd_word >> 10) & 0x3FF; |
| 126 | } break; |
| 127 | |
| 128 | case 4: { |
| 129 | // GP0(E4h) - Set Drawing Area bottom right (X2,Y2) |
| 130 | DO_LOG(("GP0(0xE4) DrawingArea Size(0x%x)\n", cmd_word)); |
| 131 | gpu_unai.DrawingArea[2] = (cmd_word & 0x3FF) + 1; |
| 132 | gpu_unai.DrawingArea[3] = ((cmd_word >> 10) & 0x3FF) + 1; |
| 133 | } break; |
| 134 | |
| 135 | case 5: { |
| 136 | // GP0(E5h) - Set Drawing Offset (X,Y) |
| 137 | DO_LOG(("GP0(0xE5) DrawingOffset(0x%x)\n", cmd_word)); |
| 138 | gpu_unai.DrawingOffset[0] = ((s32)cmd_word<<(32-11))>>(32-11); |
| 139 | gpu_unai.DrawingOffset[1] = ((s32)cmd_word<<(32-22))>>(32-11); |
| 140 | } break; |
| 141 | |
| 142 | case 6: { |
| 143 | // GP0(E6h) - Mask Bit Setting |
| 144 | DO_LOG(("GP0(0xE6) SetMask(0x%x)\n", cmd_word)); |
| 145 | gpu_unai.Masking = (cmd_word & 0x2) << 1; |
| 146 | gpu_unai.PixelMSB = (cmd_word & 0x1) << 8; |
| 147 | } break; |
| 148 | } |
| 149 | } |
| 150 | |
| 151 | void gpuSendPacketFunction(const int PRIM) |
| 152 | { |
| 153 | //printf("0x%x\n",PRIM); |
| 154 | |
| 155 | //senquack - TODO: optimize this (packet pointer union as prim draw parameter |
| 156 | // introduced as optimization for gpulib command-list processing) |
| 157 | PtrUnion packet = { .ptr = (void*)&gpu_unai.PacketBuffer }; |
| 158 | |
| 159 | switch (PRIM) |
| 160 | { |
| 161 | case 0x02: { |
| 162 | NULL_GPU(); |
| 163 | gpuClearImage(packet); // prim handles updateLace && skip |
| 164 | gpu_unai.fb_dirty = true; |
| 165 | DO_LOG(("gpuClearImage(0x%x)\n",PRIM)); |
| 166 | } break; |
| 167 | |
| 168 | case 0x20: |
| 169 | case 0x21: |
| 170 | case 0x22: |
| 171 | case 0x23: { // Monochrome 3-pt poly |
| 172 | if (!gpu_unai.frameskip.skipGPU) |
| 173 | { |
| 174 | NULL_GPU(); |
| 175 | PP driver = gpuPolySpanDrivers[ |
| 176 | (gpu_unai.blit_mask?1024:0) | |
| 177 | Blending_Mode | |
| 178 | gpu_unai.Masking | Blending | gpu_unai.PixelMSB |
| 179 | ]; |
| 180 | gpuDrawPolyF(packet, driver, false); |
| 181 | gpu_unai.fb_dirty = true; |
| 182 | DO_LOG(("gpuDrawPolyF(0x%x)\n",PRIM)); |
| 183 | } |
| 184 | } break; |
| 185 | |
| 186 | case 0x24: |
| 187 | case 0x25: |
| 188 | case 0x26: |
| 189 | case 0x27: { // Textured 3-pt poly |
| 190 | if (!gpu_unai.frameskip.skipGPU) |
| 191 | { |
| 192 | NULL_GPU(); |
| 193 | gpuSetCLUT (gpu_unai.PacketBuffer.U4[2] >> 16); |
| 194 | gpuSetTexture (gpu_unai.PacketBuffer.U4[4] >> 16); |
| 195 | |
| 196 | u32 driver_idx = |
| 197 | (gpu_unai.blit_mask?1024:0) | |
| 198 | Dithering | |
| 199 | Blending_Mode | gpu_unai.TEXT_MODE | |
| 200 | gpu_unai.Masking | Blending | gpu_unai.PixelMSB; |
| 201 | |
| 202 | if (!FastLightingEnabled()) { |
| 203 | driver_idx |= Lighting; |
| 204 | } else { |
| 205 | if (!((gpu_unai.PacketBuffer.U1[0]>0x5F) && (gpu_unai.PacketBuffer.U1[1]>0x5F) && (gpu_unai.PacketBuffer.U1[2]>0x5F))) |
| 206 | driver_idx |= Lighting; |
| 207 | } |
| 208 | |
| 209 | PP driver = gpuPolySpanDrivers[driver_idx]; |
| 210 | gpuDrawPolyFT(packet, driver, false); |
| 211 | gpu_unai.fb_dirty = true; |
| 212 | DO_LOG(("gpuDrawPolyFT(0x%x)\n",PRIM)); |
| 213 | } |
| 214 | } break; |
| 215 | |
| 216 | case 0x28: |
| 217 | case 0x29: |
| 218 | case 0x2A: |
| 219 | case 0x2B: { // Monochrome 4-pt poly |
| 220 | if (!gpu_unai.frameskip.skipGPU) |
| 221 | { |
| 222 | NULL_GPU(); |
| 223 | PP driver = gpuPolySpanDrivers[ |
| 224 | (gpu_unai.blit_mask?1024:0) | |
| 225 | Blending_Mode | |
| 226 | gpu_unai.Masking | Blending | gpu_unai.PixelMSB |
| 227 | ]; |
| 228 | gpuDrawPolyF(packet, driver, true); // is_quad = true |
| 229 | gpu_unai.fb_dirty = true; |
| 230 | DO_LOG(("gpuDrawPolyF(0x%x) (4-pt QUAD)\n",PRIM)); |
| 231 | } |
| 232 | } break; |
| 233 | |
| 234 | case 0x2C: |
| 235 | case 0x2D: |
| 236 | case 0x2E: |
| 237 | case 0x2F: { // Textured 4-pt poly |
| 238 | if (!gpu_unai.frameskip.skipGPU) |
| 239 | { |
| 240 | NULL_GPU(); |
| 241 | gpuSetCLUT (gpu_unai.PacketBuffer.U4[2] >> 16); |
| 242 | gpuSetTexture (gpu_unai.PacketBuffer.U4[4] >> 16); |
| 243 | |
| 244 | u32 driver_idx = |
| 245 | (gpu_unai.blit_mask?1024:0) | |
| 246 | Dithering | |
| 247 | Blending_Mode | gpu_unai.TEXT_MODE | |
| 248 | gpu_unai.Masking | Blending | gpu_unai.PixelMSB; |
| 249 | |
| 250 | if (!FastLightingEnabled()) { |
| 251 | driver_idx |= Lighting; |
| 252 | } else { |
| 253 | if (!((gpu_unai.PacketBuffer.U1[0]>0x5F) && (gpu_unai.PacketBuffer.U1[1]>0x5F) && (gpu_unai.PacketBuffer.U1[2]>0x5F))) |
| 254 | driver_idx |= Lighting; |
| 255 | } |
| 256 | |
| 257 | PP driver = gpuPolySpanDrivers[driver_idx]; |
| 258 | gpuDrawPolyFT(packet, driver, true); // is_quad = true |
| 259 | gpu_unai.fb_dirty = true; |
| 260 | DO_LOG(("gpuDrawPolyFT(0x%x) (4-pt QUAD)\n",PRIM)); |
| 261 | } |
| 262 | } break; |
| 263 | |
| 264 | case 0x30: |
| 265 | case 0x31: |
| 266 | case 0x32: |
| 267 | case 0x33: { // Gouraud-shaded 3-pt poly |
| 268 | if (!gpu_unai.frameskip.skipGPU) |
| 269 | { |
| 270 | NULL_GPU(); |
| 271 | //NOTE: The '129' here is CF_GOURAUD | CF_LIGHT, however |
| 272 | // this is an untextured poly, so CF_LIGHT (texture blend) |
| 273 | // shouldn't apply. Until the original array of template |
| 274 | // instantiation ptrs is fixed, we're stuck with this. (TODO) |
| 275 | PP driver = gpuPolySpanDrivers[ |
| 276 | (gpu_unai.blit_mask?1024:0) | |
| 277 | Dithering | |
| 278 | Blending_Mode | |
| 279 | gpu_unai.Masking | Blending | 129 | gpu_unai.PixelMSB |
| 280 | ]; |
| 281 | gpuDrawPolyG(packet, driver, false); |
| 282 | gpu_unai.fb_dirty = true; |
| 283 | DO_LOG(("gpuDrawPolyG(0x%x)\n",PRIM)); |
| 284 | } |
| 285 | } break; |
| 286 | |
| 287 | case 0x34: |
| 288 | case 0x35: |
| 289 | case 0x36: |
| 290 | case 0x37: { // Gouraud-shaded, textured 3-pt poly |
| 291 | if (!gpu_unai.frameskip.skipGPU) |
| 292 | { |
| 293 | NULL_GPU(); |
| 294 | gpuSetCLUT (gpu_unai.PacketBuffer.U4[2] >> 16); |
| 295 | gpuSetTexture (gpu_unai.PacketBuffer.U4[5] >> 16); |
| 296 | PP driver = gpuPolySpanDrivers[ |
| 297 | (gpu_unai.blit_mask?1024:0) | |
| 298 | Dithering | |
| 299 | Blending_Mode | gpu_unai.TEXT_MODE | |
| 300 | gpu_unai.Masking | Blending | ((Lighting)?129:0) | gpu_unai.PixelMSB |
| 301 | ]; |
| 302 | gpuDrawPolyGT(packet, driver, false); |
| 303 | gpu_unai.fb_dirty = true; |
| 304 | DO_LOG(("gpuDrawPolyGT(0x%x)\n",PRIM)); |
| 305 | } |
| 306 | } break; |
| 307 | |
| 308 | case 0x38: |
| 309 | case 0x39: |
| 310 | case 0x3A: |
| 311 | case 0x3B: { // Gouraud-shaded 4-pt poly |
| 312 | if (!gpu_unai.frameskip.skipGPU) |
| 313 | { |
| 314 | NULL_GPU(); |
| 315 | // See notes regarding '129' for 0x30..0x33 further above -senquack |
| 316 | PP driver = gpuPolySpanDrivers[ |
| 317 | (gpu_unai.blit_mask?1024:0) | |
| 318 | Dithering | |
| 319 | Blending_Mode | |
| 320 | gpu_unai.Masking | Blending | 129 | gpu_unai.PixelMSB |
| 321 | ]; |
| 322 | gpuDrawPolyG(packet, driver, true); // is_quad = true |
| 323 | gpu_unai.fb_dirty = true; |
| 324 | DO_LOG(("gpuDrawPolyG(0x%x) (4-pt QUAD)\n",PRIM)); |
| 325 | } |
| 326 | } break; |
| 327 | |
| 328 | case 0x3C: |
| 329 | case 0x3D: |
| 330 | case 0x3E: |
| 331 | case 0x3F: { // Gouraud-shaded, textured 4-pt poly |
| 332 | if (!gpu_unai.frameskip.skipGPU) |
| 333 | { |
| 334 | NULL_GPU(); |
| 335 | gpuSetCLUT (gpu_unai.PacketBuffer.U4[2] >> 16); |
| 336 | gpuSetTexture (gpu_unai.PacketBuffer.U4[5] >> 16); |
| 337 | PP driver = gpuPolySpanDrivers[ |
| 338 | (gpu_unai.blit_mask?1024:0) | |
| 339 | Dithering | |
| 340 | Blending_Mode | gpu_unai.TEXT_MODE | |
| 341 | gpu_unai.Masking | Blending | ((Lighting)?129:0) | gpu_unai.PixelMSB |
| 342 | ]; |
| 343 | gpuDrawPolyGT(packet, driver, true); // is_quad = true |
| 344 | gpu_unai.fb_dirty = true; |
| 345 | DO_LOG(("gpuDrawPolyGT(0x%x) (4-pt QUAD)\n",PRIM)); |
| 346 | } |
| 347 | } break; |
| 348 | |
| 349 | case 0x40: |
| 350 | case 0x41: |
| 351 | case 0x42: |
| 352 | case 0x43: { // Monochrome line |
| 353 | if (!gpu_unai.frameskip.skipGPU) |
| 354 | { |
| 355 | NULL_GPU(); |
| 356 | // Shift index right by one, as untextured prims don't use lighting |
| 357 | u32 driver_idx = (Blending_Mode | gpu_unai.Masking | Blending | (gpu_unai.PixelMSB>>3)) >> 1; |
| 358 | PSD driver = gpuPixelSpanDrivers[driver_idx]; |
| 359 | gpuDrawLineF(packet, driver); |
| 360 | gpu_unai.fb_dirty = true; |
| 361 | DO_LOG(("gpuDrawLineF(0x%x)\n",PRIM)); |
| 362 | } |
| 363 | } break; |
| 364 | |
| 365 | case 0x48: |
| 366 | case 0x49: |
| 367 | case 0x4A: |
| 368 | case 0x4B: |
| 369 | case 0x4C: |
| 370 | case 0x4D: |
| 371 | case 0x4E: |
| 372 | case 0x4F: { // Monochrome line strip |
| 373 | if (!gpu_unai.frameskip.skipGPU) |
| 374 | { |
| 375 | NULL_GPU(); |
| 376 | // Shift index right by one, as untextured prims don't use lighting |
| 377 | u32 driver_idx = (Blending_Mode | gpu_unai.Masking | Blending | (gpu_unai.PixelMSB>>3)) >> 1; |
| 378 | PSD driver = gpuPixelSpanDrivers[driver_idx]; |
| 379 | gpuDrawLineF(packet, driver); |
| 380 | gpu_unai.fb_dirty = true; |
| 381 | DO_LOG(("gpuDrawLineF(0x%x)\n",PRIM)); |
| 382 | } |
| 383 | if ((gpu_unai.PacketBuffer.U4[3] & 0xF000F000) != 0x50005000) |
| 384 | { |
| 385 | gpu_unai.PacketBuffer.U4[1] = gpu_unai.PacketBuffer.U4[2]; |
| 386 | gpu_unai.PacketBuffer.U4[2] = gpu_unai.PacketBuffer.U4[3]; |
| 387 | gpu_unai.PacketCount = 1; |
| 388 | gpu_unai.PacketIndex = 3; |
| 389 | } |
| 390 | } break; |
| 391 | |
| 392 | case 0x50: |
| 393 | case 0x51: |
| 394 | case 0x52: |
| 395 | case 0x53: { // Gouraud-shaded line |
| 396 | if (!gpu_unai.frameskip.skipGPU) |
| 397 | { |
| 398 | NULL_GPU(); |
| 399 | // Shift index right by one, as untextured prims don't use lighting |
| 400 | u32 driver_idx = (Blending_Mode | gpu_unai.Masking | Blending | (gpu_unai.PixelMSB>>3)) >> 1; |
| 401 | // Index MSB selects Gouraud-shaded PixelSpanDriver: |
| 402 | driver_idx |= (1 << 5); |
| 403 | PSD driver = gpuPixelSpanDrivers[driver_idx]; |
| 404 | gpuDrawLineG(packet, driver); |
| 405 | gpu_unai.fb_dirty = true; |
| 406 | DO_LOG(("gpuDrawLineG(0x%x)\n",PRIM)); |
| 407 | } |
| 408 | } break; |
| 409 | |
| 410 | case 0x58: |
| 411 | case 0x59: |
| 412 | case 0x5A: |
| 413 | case 0x5B: |
| 414 | case 0x5C: |
| 415 | case 0x5D: |
| 416 | case 0x5E: |
| 417 | case 0x5F: { // Gouraud-shaded line strip |
| 418 | if (!gpu_unai.frameskip.skipGPU) |
| 419 | { |
| 420 | NULL_GPU(); |
| 421 | // Shift index right by one, as untextured prims don't use lighting |
| 422 | u32 driver_idx = (Blending_Mode | gpu_unai.Masking | Blending | (gpu_unai.PixelMSB>>3)) >> 1; |
| 423 | // Index MSB selects Gouraud-shaded PixelSpanDriver: |
| 424 | driver_idx |= (1 << 5); |
| 425 | PSD driver = gpuPixelSpanDrivers[driver_idx]; |
| 426 | gpuDrawLineG(packet, driver); |
| 427 | gpu_unai.fb_dirty = true; |
| 428 | DO_LOG(("gpuDrawLineG(0x%x)\n",PRIM)); |
| 429 | } |
| 430 | if ((gpu_unai.PacketBuffer.U4[4] & 0xF000F000) != 0x50005000) |
| 431 | { |
| 432 | gpu_unai.PacketBuffer.U1[3 + (2 * 4)] = gpu_unai.PacketBuffer.U1[3 + (0 * 4)]; |
| 433 | gpu_unai.PacketBuffer.U4[0] = gpu_unai.PacketBuffer.U4[2]; |
| 434 | gpu_unai.PacketBuffer.U4[1] = gpu_unai.PacketBuffer.U4[3]; |
| 435 | gpu_unai.PacketBuffer.U4[2] = gpu_unai.PacketBuffer.U4[4]; |
| 436 | gpu_unai.PacketCount = 2; |
| 437 | gpu_unai.PacketIndex = 3; |
| 438 | } |
| 439 | } break; |
| 440 | |
| 441 | case 0x60: |
| 442 | case 0x61: |
| 443 | case 0x62: |
| 444 | case 0x63: { // Monochrome rectangle (variable size) |
| 445 | if (!gpu_unai.frameskip.skipGPU) |
| 446 | { |
| 447 | NULL_GPU(); |
| 448 | PT driver = gpuTileSpanDrivers[(Blending_Mode | gpu_unai.Masking | Blending | (gpu_unai.PixelMSB>>3)) >> 1]; |
| 449 | gpuDrawT(packet, driver); |
| 450 | gpu_unai.fb_dirty = true; |
| 451 | DO_LOG(("gpuDrawT(0x%x)\n",PRIM)); |
| 452 | } |
| 453 | } break; |
| 454 | |
| 455 | case 0x64: |
| 456 | case 0x65: |
| 457 | case 0x66: |
| 458 | case 0x67: { // Textured rectangle (variable size) |
| 459 | if (!gpu_unai.frameskip.skipGPU) |
| 460 | { |
| 461 | NULL_GPU(); |
| 462 | gpuSetCLUT (gpu_unai.PacketBuffer.U4[2] >> 16); |
| 463 | u32 driver_idx = Blending_Mode | gpu_unai.TEXT_MODE | gpu_unai.Masking | Blending | (gpu_unai.PixelMSB>>1); |
| 464 | |
| 465 | // This fixes Silent Hill running animation on loading screens: |
| 466 | // (On PSX, color values 0x00-0x7F darken the source texture's color, |
| 467 | // 0x81-FF lighten textures (ultimately clamped to 0x1F), |
| 468 | // 0x80 leaves source texture color unchanged, HOWEVER, |
| 469 | // gpu_unai uses a simple lighting LUT whereby only the upper |
| 470 | // 5 bits of an 8-bit color are used, so 0x80-0x87 all behave as |
| 471 | // 0x80. |
| 472 | // |
| 473 | // NOTE: I've changed all textured sprite draw commands here and |
| 474 | // elsewhere to use proper behavior, but left poly commands |
| 475 | // alone, I don't want to slow rendering down too much. (TODO) |
| 476 | //if ((gpu_unai.PacketBuffer.U1[0]>0x5F) && (gpu_unai.PacketBuffer.U1[1]>0x5F) && (gpu_unai.PacketBuffer.U1[2]>0x5F)) |
| 477 | // Strip lower 3 bits of each color and determine if lighting should be used: |
| 478 | if ((gpu_unai.PacketBuffer.U4[0] & 0xF8F8F8) != 0x808080) |
| 479 | driver_idx |= Lighting; |
| 480 | PS driver = gpuSpriteSpanDrivers[driver_idx]; |
| 481 | gpuDrawS(packet, driver); |
| 482 | gpu_unai.fb_dirty = true; |
| 483 | DO_LOG(("gpuDrawS(0x%x)\n",PRIM)); |
| 484 | } |
| 485 | } break; |
| 486 | |
| 487 | case 0x68: |
| 488 | case 0x69: |
| 489 | case 0x6A: |
| 490 | case 0x6B: { // Monochrome rectangle (1x1 dot) |
| 491 | if (!gpu_unai.frameskip.skipGPU) |
| 492 | { |
| 493 | NULL_GPU(); |
| 494 | gpu_unai.PacketBuffer.U4[2] = 0x00010001; |
| 495 | PT driver = gpuTileSpanDrivers[(Blending_Mode | gpu_unai.Masking | Blending | (gpu_unai.PixelMSB>>3)) >> 1]; |
| 496 | gpuDrawT(packet, driver); |
| 497 | gpu_unai.fb_dirty = true; |
| 498 | DO_LOG(("gpuDrawT(0x%x)\n",PRIM)); |
| 499 | } |
| 500 | } break; |
| 501 | |
| 502 | case 0x70: |
| 503 | case 0x71: |
| 504 | case 0x72: |
| 505 | case 0x73: { // Monochrome rectangle (8x8) |
| 506 | if (!gpu_unai.frameskip.skipGPU) |
| 507 | { |
| 508 | NULL_GPU(); |
| 509 | gpu_unai.PacketBuffer.U4[2] = 0x00080008; |
| 510 | PT driver = gpuTileSpanDrivers[(Blending_Mode | gpu_unai.Masking | Blending | (gpu_unai.PixelMSB>>3)) >> 1]; |
| 511 | gpuDrawT(packet, driver); |
| 512 | gpu_unai.fb_dirty = true; |
| 513 | DO_LOG(("gpuDrawT(0x%x)\n",PRIM)); |
| 514 | } |
| 515 | } break; |
| 516 | |
| 517 | case 0x74: |
| 518 | case 0x75: |
| 519 | case 0x76: |
| 520 | case 0x77: { // Textured rectangle (8x8) |
| 521 | if (!gpu_unai.frameskip.skipGPU) |
| 522 | { |
| 523 | NULL_GPU(); |
| 524 | gpu_unai.PacketBuffer.U4[3] = 0x00080008; |
| 525 | gpuSetCLUT (gpu_unai.PacketBuffer.U4[2] >> 16); |
| 526 | u32 driver_idx = Blending_Mode | gpu_unai.TEXT_MODE | gpu_unai.Masking | Blending | (gpu_unai.PixelMSB>>1); |
| 527 | |
| 528 | //senquack - Only color 808080h-878787h allows skipping lighting calculation: |
| 529 | //if ((gpu_unai.PacketBuffer.U1[0]>0x5F) && (gpu_unai.PacketBuffer.U1[1]>0x5F) && (gpu_unai.PacketBuffer.U1[2]>0x5F)) |
| 530 | // Strip lower 3 bits of each color and determine if lighting should be used: |
| 531 | if ((gpu_unai.PacketBuffer.U4[0] & 0xF8F8F8) != 0x808080) |
| 532 | driver_idx |= Lighting; |
| 533 | PS driver = gpuSpriteSpanDrivers[driver_idx]; |
| 534 | gpuDrawS(packet, driver); |
| 535 | gpu_unai.fb_dirty = true; |
| 536 | DO_LOG(("gpuDrawS(0x%x)\n",PRIM)); |
| 537 | } |
| 538 | } break; |
| 539 | |
| 540 | case 0x78: |
| 541 | case 0x79: |
| 542 | case 0x7A: |
| 543 | case 0x7B: { // Monochrome rectangle (16x16) |
| 544 | if (!gpu_unai.frameskip.skipGPU) |
| 545 | { |
| 546 | NULL_GPU(); |
| 547 | gpu_unai.PacketBuffer.U4[2] = 0x00100010; |
| 548 | PT driver = gpuTileSpanDrivers[(Blending_Mode | gpu_unai.Masking | Blending | (gpu_unai.PixelMSB>>3)) >> 1]; |
| 549 | gpuDrawT(packet, driver); |
| 550 | gpu_unai.fb_dirty = true; |
| 551 | DO_LOG(("gpuDrawT(0x%x)\n",PRIM)); |
| 552 | } |
| 553 | } break; |
| 554 | |
| 555 | case 0x7C: |
| 556 | case 0x7D: |
| 557 | #ifdef __arm__ |
| 558 | /* Notaz 4bit sprites optimization */ |
| 559 | if ((!gpu_unai.frameskip.skipGPU) && (!(gpu_unai.GPU_GP1&0x180)) && (!(gpu_unai.Masking|gpu_unai.PixelMSB))) |
| 560 | { |
| 561 | gpuSetCLUT (gpu_unai.PacketBuffer.U4[2] >> 16); |
| 562 | gpuDrawS16(packet); |
| 563 | gpu_unai.fb_dirty = true; |
| 564 | break; |
| 565 | } |
| 566 | #endif |
| 567 | case 0x7E: |
| 568 | case 0x7F: { // Textured rectangle (16x16) |
| 569 | if (!gpu_unai.frameskip.skipGPU) |
| 570 | { |
| 571 | NULL_GPU(); |
| 572 | gpu_unai.PacketBuffer.U4[3] = 0x00100010; |
| 573 | gpuSetCLUT (gpu_unai.PacketBuffer.U4[2] >> 16); |
| 574 | u32 driver_idx = Blending_Mode | gpu_unai.TEXT_MODE | gpu_unai.Masking | Blending | (gpu_unai.PixelMSB>>1); |
| 575 | |
| 576 | //senquack - Only color 808080h-878787h allows skipping lighting calculation: |
| 577 | //if ((gpu_unai.PacketBuffer.U1[0]>0x5F) && (gpu_unai.PacketBuffer.U1[1]>0x5F) && (gpu_unai.PacketBuffer.U1[2]>0x5F)) |
| 578 | // Strip lower 3 bits of each color and determine if lighting should be used: |
| 579 | if ((gpu_unai.PacketBuffer.U4[0] & 0xF8F8F8) != 0x808080) |
| 580 | driver_idx |= Lighting; |
| 581 | PS driver = gpuSpriteSpanDrivers[driver_idx]; |
| 582 | gpuDrawS(packet, driver); |
| 583 | gpu_unai.fb_dirty = true; |
| 584 | DO_LOG(("gpuDrawS(0x%x)\n",PRIM)); |
| 585 | } |
| 586 | } break; |
| 587 | |
| 588 | case 0x80: // vid -> vid |
| 589 | gpuMoveImage(packet); // prim handles updateLace && skip |
| 590 | if ((!gpu_unai.frameskip.skipCount) && (gpu_unai.DisplayArea[3] == 480)) // Tekken 3 hack |
| 591 | { |
| 592 | if (!gpu_unai.frameskip.skipGPU) gpu_unai.fb_dirty = true; |
| 593 | } |
| 594 | else |
| 595 | { |
| 596 | gpu_unai.fb_dirty = true; |
| 597 | } |
| 598 | DO_LOG(("gpuMoveImage(0x%x)\n",PRIM)); |
| 599 | break; |
| 600 | case 0xA0: // sys ->vid |
| 601 | gpuLoadImage(packet); // prim handles updateLace && skip |
| 602 | DO_LOG(("gpuLoadImage(0x%x)\n",PRIM)); |
| 603 | break; |
| 604 | case 0xC0: // vid -> sys |
| 605 | gpuStoreImage(packet); // prim handles updateLace && skip |
| 606 | DO_LOG(("gpuStoreImage(0x%x)\n",PRIM)); |
| 607 | break; |
| 608 | case 0xE1 ... 0xE6: { // Draw settings |
| 609 | gpuGP0Cmd_0xEx(gpu_unai, gpu_unai.PacketBuffer.U4[0]); |
| 610 | } break; |
| 611 | } |
| 612 | } |
| 613 | #endif //!USE_GPULIB |
| 614 | /////////////////////////////////////////////////////////////////////////////// |
| 615 | // End of code specific to non-gpulib standalone version of gpu_unai |
| 616 | /////////////////////////////////////////////////////////////////////////////// |