| 1 | /* |
| 2 | * Copyright (C) 2011 Gilead Kutnick "Exophase" <exophase@gmail.com> |
| 3 | * |
| 4 | * This program is free software; you can redistribute it and/or |
| 5 | * modify it under the terms of the GNU General Public License as |
| 6 | * published by the Free Software Foundation; either version 2 of |
| 7 | * the License, or (at your option) any later version. |
| 8 | * |
| 9 | * This program is distributed in the hope that it will be useful, |
| 10 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 11 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| 12 | * General Public License for more details. |
| 13 | */ |
| 14 | |
| 15 | #include <stdio.h> |
| 16 | |
| 17 | #include "common.h" |
| 18 | |
| 19 | #ifndef command_lengths |
| 20 | const u8 command_lengths[256] = |
| 21 | { |
| 22 | 0, 0, 2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, // 00 |
| 23 | 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, // 10 |
| 24 | 3, 3, 3, 3, 6, 6, 6, 6, 4, 4, 4, 4, 8, 8, 8, 8, // 20 |
| 25 | 5, 5, 5, 5, 8, 8, 8, 8, 7, 7, 7, 7, 11, 11, 11, 11, // 30 |
| 26 | 2, 2, 2, 2, 2, 2, 2, 2, 3, 3, 3, 3, 3, 3, 3, 3, // 40 |
| 27 | 3, 3, 3, 3, 3, 3, 3, 3, 4, 4, 4, 4, 4, 4, 4, 4, // 50 |
| 28 | 2, 2, 2, 2, 3, 3, 3, 3, 1, 1, 1, 1, 0, 0, 0, 0, // 60 |
| 29 | 1, 1, 1, 1, 2, 2, 2, 2, 1, 1, 1, 1, 2, 2, 2, 2, // 70 |
| 30 | 3, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, // 80 |
| 31 | 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, // 90 |
| 32 | 2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, // a0 |
| 33 | 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, // b0 |
| 34 | 2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, // c0 |
| 35 | 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, // d0 |
| 36 | 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, // e0 |
| 37 | 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 // f0 |
| 38 | }; |
| 39 | #endif |
| 40 | |
| 41 | void update_texture_ptr(psx_gpu_struct *psx_gpu) |
| 42 | { |
| 43 | u8 *texture_base; |
| 44 | u8 *texture_ptr; |
| 45 | |
| 46 | switch((psx_gpu->render_state_base >> 8) & 0x3) |
| 47 | { |
| 48 | default: |
| 49 | case TEXTURE_MODE_4BPP: |
| 50 | texture_base = psx_gpu->texture_4bpp_cache[psx_gpu->current_texture_page]; |
| 51 | |
| 52 | texture_ptr = texture_base; |
| 53 | texture_ptr += psx_gpu->texture_window_x & 0xF; |
| 54 | texture_ptr += (psx_gpu->texture_window_y & 0xF) << 4; |
| 55 | texture_ptr += (psx_gpu->texture_window_x >> 4) << 8; |
| 56 | texture_ptr += (psx_gpu->texture_window_y >> 4) << 12; |
| 57 | break; |
| 58 | |
| 59 | case TEXTURE_MODE_8BPP: |
| 60 | if(psx_gpu->current_texture_page & 0x1) |
| 61 | { |
| 62 | texture_base = |
| 63 | psx_gpu->texture_8bpp_odd_cache[psx_gpu->current_texture_page >> 1]; |
| 64 | } |
| 65 | else |
| 66 | { |
| 67 | texture_base = |
| 68 | psx_gpu->texture_8bpp_even_cache[psx_gpu->current_texture_page >> 1]; |
| 69 | } |
| 70 | |
| 71 | texture_ptr = texture_base; |
| 72 | texture_ptr += psx_gpu->texture_window_x & 0xF; |
| 73 | texture_ptr += (psx_gpu->texture_window_y & 0xF) << 4; |
| 74 | texture_ptr += (psx_gpu->texture_window_x >> 4) << 8; |
| 75 | texture_ptr += (psx_gpu->texture_window_y >> 4) << 12; |
| 76 | break; |
| 77 | |
| 78 | case TEXTURE_MODE_16BPP: |
| 79 | texture_base = (u8 *)(psx_gpu->vram_ptr); |
| 80 | texture_base += (psx_gpu->current_texture_page & 0xF) * 128; |
| 81 | texture_base += ((psx_gpu->current_texture_page >> 4) * 256) * 2048; |
| 82 | |
| 83 | texture_ptr = texture_base; |
| 84 | texture_ptr += psx_gpu->texture_window_x * 2; |
| 85 | texture_ptr += (psx_gpu->texture_window_y) * 2048; |
| 86 | break; |
| 87 | } |
| 88 | |
| 89 | psx_gpu->texture_page_base = texture_base; |
| 90 | psx_gpu->texture_page_ptr = texture_ptr; |
| 91 | } |
| 92 | |
| 93 | void set_texture(psx_gpu_struct *psx_gpu, u32 texture_settings) |
| 94 | { |
| 95 | texture_settings &= 0x1FF; |
| 96 | if(psx_gpu->texture_settings != texture_settings) |
| 97 | { |
| 98 | u32 new_texture_page = texture_settings & 0x1F; |
| 99 | u32 texture_mode = (texture_settings >> 7) & 0x3; |
| 100 | u32 render_state_base = psx_gpu->render_state_base; |
| 101 | |
| 102 | flush_render_block_buffer(psx_gpu); |
| 103 | |
| 104 | render_state_base &= ~(0xF << 6); |
| 105 | render_state_base |= ((texture_settings >> 5) & 0xF) << 6; |
| 106 | |
| 107 | psx_gpu->render_state_base = render_state_base; |
| 108 | |
| 109 | psx_gpu->current_texture_mask = 0x1 << new_texture_page; |
| 110 | |
| 111 | if(texture_mode == TEXTURE_MODE_8BPP) |
| 112 | { |
| 113 | // In 8bpp mode 256x256 takes up two pages. If it's on the right edge it |
| 114 | // wraps back around to the left edge. |
| 115 | u32 adjacent_texture_page = ((texture_settings + 1) & 0xF) | (texture_settings & 0x10); |
| 116 | psx_gpu->current_texture_mask |= 0x1 << adjacent_texture_page; |
| 117 | |
| 118 | if((psx_gpu->last_8bpp_texture_page ^ new_texture_page) & 0x1) |
| 119 | { |
| 120 | u32 dirty_textures_8bpp_alternate_mask = |
| 121 | psx_gpu->dirty_textures_8bpp_alternate_mask; |
| 122 | psx_gpu->dirty_textures_8bpp_alternate_mask = |
| 123 | psx_gpu->dirty_textures_8bpp_mask; |
| 124 | psx_gpu->dirty_textures_8bpp_mask = dirty_textures_8bpp_alternate_mask; |
| 125 | } |
| 126 | |
| 127 | psx_gpu->last_8bpp_texture_page = new_texture_page; |
| 128 | } |
| 129 | |
| 130 | psx_gpu->current_texture_page = new_texture_page; |
| 131 | psx_gpu->texture_settings = texture_settings; |
| 132 | |
| 133 | update_texture_ptr(psx_gpu); |
| 134 | } |
| 135 | } |
| 136 | |
| 137 | void set_clut(psx_gpu_struct *psx_gpu, u32 clut_settings) |
| 138 | { |
| 139 | if(psx_gpu->clut_settings != clut_settings) |
| 140 | { |
| 141 | flush_render_block_buffer(psx_gpu); |
| 142 | psx_gpu->clut_settings = clut_settings; |
| 143 | psx_gpu->clut_ptr = psx_gpu->vram_ptr + ((clut_settings & 0x7FFF) * 16); |
| 144 | } |
| 145 | } |
| 146 | |
| 147 | void set_triangle_color(psx_gpu_struct *psx_gpu, u32 triangle_color) |
| 148 | { |
| 149 | if(psx_gpu->triangle_color != triangle_color) |
| 150 | { |
| 151 | flush_render_block_buffer(psx_gpu); |
| 152 | psx_gpu->triangle_color = triangle_color; |
| 153 | } |
| 154 | } |
| 155 | |
| 156 | static void do_fill(psx_gpu_struct *psx_gpu, u32 x, u32 y, |
| 157 | u32 width, u32 height, u32 color) |
| 158 | { |
| 159 | x &= ~0xF; |
| 160 | width = ((width + 0xF) & ~0xF); |
| 161 | |
| 162 | flush_render_block_buffer(psx_gpu); |
| 163 | |
| 164 | if(unlikely((x + width) > 1024)) |
| 165 | { |
| 166 | u32 width_a = 1024 - x; |
| 167 | u32 width_b = width - width_a; |
| 168 | |
| 169 | if(unlikely((y + height) > 512)) |
| 170 | { |
| 171 | u32 height_a = 512 - y; |
| 172 | u32 height_b = height - height_a; |
| 173 | |
| 174 | render_block_fill(psx_gpu, color, x, y, width_a, height_a); |
| 175 | render_block_fill(psx_gpu, color, 0, y, width_b, height_a); |
| 176 | render_block_fill(psx_gpu, color, x, 0, width_a, height_b); |
| 177 | render_block_fill(psx_gpu, color, 0, 0, width_b, height_b); |
| 178 | } |
| 179 | else |
| 180 | { |
| 181 | render_block_fill(psx_gpu, color, x, y, width_a, height); |
| 182 | render_block_fill(psx_gpu, color, 0, y, width_b, height); |
| 183 | } |
| 184 | } |
| 185 | else |
| 186 | { |
| 187 | if(unlikely((y + height) > 512)) |
| 188 | { |
| 189 | u32 height_a = 512 - y; |
| 190 | u32 height_b = height - height_a; |
| 191 | |
| 192 | render_block_fill(psx_gpu, color, x, y, width, height_a); |
| 193 | render_block_fill(psx_gpu, color, x, 0, width, height_b); |
| 194 | } |
| 195 | else |
| 196 | { |
| 197 | render_block_fill(psx_gpu, color, x, y, width, height); |
| 198 | } |
| 199 | } |
| 200 | } |
| 201 | |
| 202 | #define sign_extend_12bit(value) \ |
| 203 | (((s32)((value) << 20)) >> 20) \ |
| 204 | |
| 205 | #define sign_extend_11bit(value) \ |
| 206 | (((s32)((value) << 21)) >> 21) \ |
| 207 | |
| 208 | #define sign_extend_10bit(value) \ |
| 209 | (((s32)((value) << 22)) >> 22) \ |
| 210 | |
| 211 | |
| 212 | #define get_vertex_data_xy(vertex_number, offset16) \ |
| 213 | vertexes[vertex_number].x = \ |
| 214 | sign_extend_12bit(list_s16[offset16]) + psx_gpu->offset_x; \ |
| 215 | vertexes[vertex_number].y = \ |
| 216 | sign_extend_12bit(list_s16[(offset16) + 1]) + psx_gpu->offset_y; \ |
| 217 | |
| 218 | #define get_vertex_data_uv(vertex_number, offset16) \ |
| 219 | vertexes[vertex_number].u = list_s16[offset16] & 0xFF; \ |
| 220 | vertexes[vertex_number].v = (list_s16[offset16] >> 8) & 0xFF \ |
| 221 | |
| 222 | #define get_vertex_data_rgb(vertex_number, offset32) \ |
| 223 | vertexes[vertex_number].r = list[offset32] & 0xFF; \ |
| 224 | vertexes[vertex_number].g = (list[offset32] >> 8) & 0xFF; \ |
| 225 | vertexes[vertex_number].b = (list[offset32] >> 16) & 0xFF \ |
| 226 | |
| 227 | #define get_vertex_data_xy_uv(vertex_number, offset16) \ |
| 228 | get_vertex_data_xy(vertex_number, offset16); \ |
| 229 | get_vertex_data_uv(vertex_number, (offset16) + 2) \ |
| 230 | |
| 231 | #define get_vertex_data_xy_rgb(vertex_number, offset16) \ |
| 232 | get_vertex_data_rgb(vertex_number, (offset16) / 2); \ |
| 233 | get_vertex_data_xy(vertex_number, (offset16) + 2); \ |
| 234 | |
| 235 | #define get_vertex_data_xy_uv_rgb(vertex_number, offset16) \ |
| 236 | get_vertex_data_rgb(vertex_number, (offset16) / 2); \ |
| 237 | get_vertex_data_xy(vertex_number, (offset16) + 2); \ |
| 238 | get_vertex_data_uv(vertex_number, (offset16) + 4); \ |
| 239 | |
| 240 | #define set_vertex_color_constant(vertex_number, color) \ |
| 241 | vertexes[vertex_number].r = color & 0xFF; \ |
| 242 | vertexes[vertex_number].g = (color >> 8) & 0xFF; \ |
| 243 | vertexes[vertex_number].b = (color >> 16) & 0xFF \ |
| 244 | |
| 245 | #define get_vertex_data_xy_rgb_constant(vertex_number, offset16, color) \ |
| 246 | get_vertex_data_xy(vertex_number, offset16); \ |
| 247 | set_vertex_color_constant(vertex_number, color) \ |
| 248 | |
| 249 | #ifndef SET_Ex |
| 250 | #define SET_Ex(r, v) |
| 251 | #endif |
| 252 | |
| 253 | vertex_struct vertexes[4] __attribute__((aligned(32))); |
| 254 | |
| 255 | u32 gpu_parse(psx_gpu_struct *psx_gpu, u32 *list, u32 size, u32 *last_command) |
| 256 | { |
| 257 | u32 current_command = 0, command_length; |
| 258 | |
| 259 | u32 *list_start = list; |
| 260 | u32 *list_end = list + (size / 4); |
| 261 | |
| 262 | for(; list < list_end; list += 1 + command_length) |
| 263 | { |
| 264 | s16 *list_s16 = (void *)list; |
| 265 | current_command = *list >> 24; |
| 266 | command_length = command_lengths[current_command]; |
| 267 | if (list + 1 + command_length > list_end) { |
| 268 | current_command = (u32)-1; |
| 269 | break; |
| 270 | } |
| 271 | |
| 272 | switch(current_command) |
| 273 | { |
| 274 | case 0x00: |
| 275 | break; |
| 276 | |
| 277 | case 0x02: |
| 278 | { |
| 279 | u32 x = list_s16[2] & 0x3FF; |
| 280 | u32 y = list_s16[3] & 0x1FF; |
| 281 | u32 width = list_s16[4] & 0x3FF; |
| 282 | u32 height = list_s16[5] & 0x1FF; |
| 283 | u32 color = list[0] & 0xFFFFFF; |
| 284 | |
| 285 | do_fill(psx_gpu, x, y, width, height, color); |
| 286 | break; |
| 287 | } |
| 288 | |
| 289 | case 0x20 ... 0x23: |
| 290 | { |
| 291 | set_triangle_color(psx_gpu, list[0] & 0xFFFFFF); |
| 292 | |
| 293 | get_vertex_data_xy(0, 2); |
| 294 | get_vertex_data_xy(1, 4); |
| 295 | get_vertex_data_xy(2, 6); |
| 296 | |
| 297 | render_triangle(psx_gpu, vertexes, current_command); |
| 298 | break; |
| 299 | } |
| 300 | |
| 301 | case 0x24 ... 0x27: |
| 302 | { |
| 303 | set_clut(psx_gpu, list_s16[5]); |
| 304 | set_texture(psx_gpu, list_s16[9]); |
| 305 | set_triangle_color(psx_gpu, list[0] & 0xFFFFFF); |
| 306 | |
| 307 | get_vertex_data_xy_uv(0, 2); |
| 308 | get_vertex_data_xy_uv(1, 6); |
| 309 | get_vertex_data_xy_uv(2, 10); |
| 310 | |
| 311 | render_triangle(psx_gpu, vertexes, current_command); |
| 312 | break; |
| 313 | } |
| 314 | |
| 315 | case 0x28 ... 0x2B: |
| 316 | { |
| 317 | set_triangle_color(psx_gpu, list[0] & 0xFFFFFF); |
| 318 | |
| 319 | get_vertex_data_xy(0, 2); |
| 320 | get_vertex_data_xy(1, 4); |
| 321 | get_vertex_data_xy(2, 6); |
| 322 | get_vertex_data_xy(3, 8); |
| 323 | |
| 324 | render_triangle(psx_gpu, vertexes, current_command); |
| 325 | render_triangle(psx_gpu, &(vertexes[1]), current_command); |
| 326 | break; |
| 327 | } |
| 328 | |
| 329 | case 0x2C ... 0x2F: |
| 330 | { |
| 331 | set_clut(psx_gpu, list_s16[5]); |
| 332 | set_texture(psx_gpu, list_s16[9]); |
| 333 | set_triangle_color(psx_gpu, list[0] & 0xFFFFFF); |
| 334 | |
| 335 | get_vertex_data_xy_uv(0, 2); |
| 336 | get_vertex_data_xy_uv(1, 6); |
| 337 | get_vertex_data_xy_uv(2, 10); |
| 338 | get_vertex_data_xy_uv(3, 14); |
| 339 | |
| 340 | render_triangle(psx_gpu, vertexes, current_command); |
| 341 | render_triangle(psx_gpu, &(vertexes[1]), current_command); |
| 342 | break; |
| 343 | } |
| 344 | |
| 345 | case 0x30 ... 0x33: |
| 346 | { |
| 347 | get_vertex_data_xy_rgb(0, 0); |
| 348 | get_vertex_data_xy_rgb(1, 4); |
| 349 | get_vertex_data_xy_rgb(2, 8); |
| 350 | |
| 351 | render_triangle(psx_gpu, vertexes, current_command); |
| 352 | break; |
| 353 | } |
| 354 | |
| 355 | case 0x34: |
| 356 | case 0x35: |
| 357 | case 0x36: |
| 358 | case 0x37: |
| 359 | { |
| 360 | set_clut(psx_gpu, list_s16[5]); |
| 361 | set_texture(psx_gpu, list_s16[11]); |
| 362 | |
| 363 | get_vertex_data_xy_uv_rgb(0, 0); |
| 364 | get_vertex_data_xy_uv_rgb(1, 6); |
| 365 | get_vertex_data_xy_uv_rgb(2, 12); |
| 366 | |
| 367 | render_triangle(psx_gpu, vertexes, current_command); |
| 368 | break; |
| 369 | } |
| 370 | |
| 371 | case 0x38: |
| 372 | case 0x39: |
| 373 | case 0x3A: |
| 374 | case 0x3B: |
| 375 | { |
| 376 | get_vertex_data_xy_rgb(0, 0); |
| 377 | get_vertex_data_xy_rgb(1, 4); |
| 378 | get_vertex_data_xy_rgb(2, 8); |
| 379 | get_vertex_data_xy_rgb(3, 12); |
| 380 | |
| 381 | render_triangle(psx_gpu, vertexes, current_command); |
| 382 | render_triangle(psx_gpu, &(vertexes[1]), current_command); |
| 383 | break; |
| 384 | } |
| 385 | |
| 386 | case 0x3C: |
| 387 | case 0x3D: |
| 388 | case 0x3E: |
| 389 | case 0x3F: |
| 390 | { |
| 391 | set_clut(psx_gpu, list_s16[5]); |
| 392 | set_texture(psx_gpu, list_s16[11]); |
| 393 | |
| 394 | get_vertex_data_xy_uv_rgb(0, 0); |
| 395 | get_vertex_data_xy_uv_rgb(1, 6); |
| 396 | get_vertex_data_xy_uv_rgb(2, 12); |
| 397 | get_vertex_data_xy_uv_rgb(3, 18); |
| 398 | |
| 399 | render_triangle(psx_gpu, vertexes, current_command); |
| 400 | render_triangle(psx_gpu, &(vertexes[1]), current_command); |
| 401 | break; |
| 402 | } |
| 403 | |
| 404 | case 0x40 ... 0x47: |
| 405 | { |
| 406 | vertexes[0].x = list_s16[2] + psx_gpu->offset_x; |
| 407 | vertexes[0].y = list_s16[3] + psx_gpu->offset_y; |
| 408 | vertexes[1].x = list_s16[4] + psx_gpu->offset_x; |
| 409 | vertexes[1].y = list_s16[5] + psx_gpu->offset_y; |
| 410 | |
| 411 | render_line(psx_gpu, vertexes, current_command, list[0], 0); |
| 412 | break; |
| 413 | } |
| 414 | |
| 415 | case 0x48 ... 0x4F: |
| 416 | { |
| 417 | u32 num_vertexes = 1; |
| 418 | u32 *list_position = &(list[2]); |
| 419 | u32 xy = list[1]; |
| 420 | |
| 421 | vertexes[1].x = (xy & 0xFFFF) + psx_gpu->offset_x; |
| 422 | vertexes[1].y = (xy >> 16) + psx_gpu->offset_y; |
| 423 | |
| 424 | xy = *list_position; |
| 425 | while(1) |
| 426 | { |
| 427 | vertexes[0] = vertexes[1]; |
| 428 | |
| 429 | vertexes[1].x = (xy & 0xFFFF) + psx_gpu->offset_x; |
| 430 | vertexes[1].y = (xy >> 16) + psx_gpu->offset_y; |
| 431 | |
| 432 | render_line(psx_gpu, vertexes, current_command, list[0], 0); |
| 433 | |
| 434 | list_position++; |
| 435 | num_vertexes++; |
| 436 | |
| 437 | if(list_position >= list_end) |
| 438 | { |
| 439 | current_command = (u32)-1; |
| 440 | goto breakloop; |
| 441 | } |
| 442 | |
| 443 | xy = *list_position; |
| 444 | if((xy & 0xF000F000) == 0x50005000) |
| 445 | break; |
| 446 | } |
| 447 | |
| 448 | command_length += (num_vertexes - 2); |
| 449 | break; |
| 450 | } |
| 451 | |
| 452 | case 0x50 ... 0x57: |
| 453 | { |
| 454 | vertexes[0].r = list[0] & 0xFF; |
| 455 | vertexes[0].g = (list[0] >> 8) & 0xFF; |
| 456 | vertexes[0].b = (list[0] >> 16) & 0xFF; |
| 457 | vertexes[0].x = list_s16[2] + psx_gpu->offset_x; |
| 458 | vertexes[0].y = list_s16[3] + psx_gpu->offset_y; |
| 459 | |
| 460 | vertexes[1].r = list[2] & 0xFF; |
| 461 | vertexes[1].g = (list[2] >> 8) & 0xFF; |
| 462 | vertexes[1].b = (list[2] >> 16) & 0xFF; |
| 463 | vertexes[1].x = list_s16[6] + psx_gpu->offset_x; |
| 464 | vertexes[1].y = list_s16[7] + psx_gpu->offset_y; |
| 465 | |
| 466 | render_line(psx_gpu, vertexes, current_command, 0, 0); |
| 467 | break; |
| 468 | } |
| 469 | |
| 470 | case 0x58 ... 0x5F: |
| 471 | { |
| 472 | u32 num_vertexes = 1; |
| 473 | u32 *list_position = &(list[2]); |
| 474 | u32 color = list[0]; |
| 475 | u32 xy = list[1]; |
| 476 | |
| 477 | vertexes[1].r = color & 0xFF; |
| 478 | vertexes[1].g = (color >> 8) & 0xFF; |
| 479 | vertexes[1].b = (color >> 16) & 0xFF; |
| 480 | vertexes[1].x = (xy & 0xFFFF) + psx_gpu->offset_x; |
| 481 | vertexes[1].y = (xy >> 16) + psx_gpu->offset_y; |
| 482 | |
| 483 | color = list_position[0]; |
| 484 | while(1) |
| 485 | { |
| 486 | xy = list_position[1]; |
| 487 | |
| 488 | vertexes[0] = vertexes[1]; |
| 489 | |
| 490 | vertexes[1].r = color & 0xFF; |
| 491 | vertexes[1].g = (color >> 8) & 0xFF; |
| 492 | vertexes[1].b = (color >> 16) & 0xFF; |
| 493 | vertexes[1].x = (xy & 0xFFFF) + psx_gpu->offset_x; |
| 494 | vertexes[1].y = (xy >> 16) + psx_gpu->offset_y; |
| 495 | |
| 496 | render_line(psx_gpu, vertexes, current_command, 0, 0); |
| 497 | |
| 498 | list_position += 2; |
| 499 | num_vertexes++; |
| 500 | |
| 501 | if(list_position >= list_end) |
| 502 | { |
| 503 | current_command = (u32)-1; |
| 504 | goto breakloop; |
| 505 | } |
| 506 | |
| 507 | color = list_position[0]; |
| 508 | if((color & 0xF000F000) == 0x50005000) |
| 509 | break; |
| 510 | } |
| 511 | |
| 512 | command_length += ((num_vertexes - 2) * 2); |
| 513 | break; |
| 514 | } |
| 515 | |
| 516 | case 0x60 ... 0x63: |
| 517 | { |
| 518 | u32 x = sign_extend_11bit(list_s16[2] + psx_gpu->offset_x); |
| 519 | u32 y = sign_extend_11bit(list_s16[3] + psx_gpu->offset_y); |
| 520 | u32 width = list_s16[4] & 0x3FF; |
| 521 | u32 height = list_s16[5] & 0x1FF; |
| 522 | |
| 523 | render_sprite(psx_gpu, x, y, 0, 0, width, height, current_command, list[0]); |
| 524 | break; |
| 525 | } |
| 526 | |
| 527 | case 0x64 ... 0x67: |
| 528 | { |
| 529 | u32 x = sign_extend_11bit(list_s16[2] + psx_gpu->offset_x); |
| 530 | u32 y = sign_extend_11bit(list_s16[3] + psx_gpu->offset_y); |
| 531 | u32 uv = list_s16[4]; |
| 532 | u32 width = list_s16[6] & 0x3FF; |
| 533 | u32 height = list_s16[7] & 0x1FF; |
| 534 | |
| 535 | set_clut(psx_gpu, list_s16[5]); |
| 536 | |
| 537 | render_sprite(psx_gpu, x, y, uv & 0xFF, (uv >> 8) & 0xFF, width, height, |
| 538 | current_command, list[0]); |
| 539 | break; |
| 540 | } |
| 541 | |
| 542 | case 0x68: |
| 543 | case 0x69: |
| 544 | case 0x6A: |
| 545 | case 0x6B: |
| 546 | { |
| 547 | s32 x = sign_extend_11bit(list_s16[2] + psx_gpu->offset_x); |
| 548 | s32 y = sign_extend_11bit(list_s16[3] + psx_gpu->offset_y); |
| 549 | |
| 550 | render_sprite(psx_gpu, x, y, 0, 0, 1, 1, current_command, list[0]); |
| 551 | break; |
| 552 | } |
| 553 | |
| 554 | case 0x70: |
| 555 | case 0x71: |
| 556 | case 0x72: |
| 557 | case 0x73: |
| 558 | { |
| 559 | s32 x = sign_extend_11bit(list_s16[2] + psx_gpu->offset_x); |
| 560 | s32 y = sign_extend_11bit(list_s16[3] + psx_gpu->offset_y); |
| 561 | |
| 562 | render_sprite(psx_gpu, x, y, 0, 0, 8, 8, current_command, list[0]); |
| 563 | break; |
| 564 | } |
| 565 | |
| 566 | case 0x74: |
| 567 | case 0x75: |
| 568 | case 0x76: |
| 569 | case 0x77: |
| 570 | { |
| 571 | s32 x = sign_extend_11bit(list_s16[2] + psx_gpu->offset_x); |
| 572 | s32 y = sign_extend_11bit(list_s16[3] + psx_gpu->offset_y); |
| 573 | u32 uv = list_s16[4]; |
| 574 | |
| 575 | set_clut(psx_gpu, list_s16[5]); |
| 576 | |
| 577 | render_sprite(psx_gpu, x, y, uv & 0xFF, (uv >> 8) & 0xFF, 8, 8, |
| 578 | current_command, list[0]); |
| 579 | break; |
| 580 | } |
| 581 | |
| 582 | case 0x78: |
| 583 | case 0x79: |
| 584 | case 0x7A: |
| 585 | case 0x7B: |
| 586 | { |
| 587 | s32 x = sign_extend_11bit(list_s16[2] + psx_gpu->offset_x); |
| 588 | s32 y = sign_extend_11bit(list_s16[3] + psx_gpu->offset_y); |
| 589 | |
| 590 | render_sprite(psx_gpu, x, y, 0, 0, 16, 16, current_command, list[0]); |
| 591 | break; |
| 592 | } |
| 593 | |
| 594 | case 0x7C: |
| 595 | case 0x7D: |
| 596 | case 0x7E: |
| 597 | case 0x7F: |
| 598 | { |
| 599 | s32 x = sign_extend_11bit(list_s16[2] + psx_gpu->offset_x); |
| 600 | s32 y = sign_extend_11bit(list_s16[3] + psx_gpu->offset_y); |
| 601 | u32 uv = list_s16[4]; |
| 602 | |
| 603 | set_clut(psx_gpu, list_s16[5]); |
| 604 | |
| 605 | render_sprite(psx_gpu, x, y, uv & 0xFF, (uv >> 8) & 0xFF, 16, 16, |
| 606 | current_command, list[0]); |
| 607 | break; |
| 608 | } |
| 609 | |
| 610 | case 0x80: // vid -> vid |
| 611 | { |
| 612 | u32 sx = list_s16[2] & 0x3FF; |
| 613 | u32 sy = list_s16[3] & 0x1FF; |
| 614 | u32 dx = list_s16[4] & 0x3FF; |
| 615 | u32 dy = list_s16[5] & 0x1FF; |
| 616 | u32 w = ((list_s16[6] - 1) & 0x3FF) + 1; |
| 617 | u32 h = ((list_s16[7] - 1) & 0x1FF) + 1; |
| 618 | |
| 619 | if (sx == dx && sy == dy && psx_gpu->mask_msb == 0) |
| 620 | break; |
| 621 | |
| 622 | render_block_move(psx_gpu, sx, sy, dx, dy, w, h); |
| 623 | break; |
| 624 | } |
| 625 | |
| 626 | #ifdef PCSX |
| 627 | case 0xA0: // sys -> vid |
| 628 | case 0xC0: // vid -> sys |
| 629 | goto breakloop; |
| 630 | #else |
| 631 | case 0xA0: // sys -> vid |
| 632 | { |
| 633 | u32 load_x = list_s16[2] & 0x3FF; |
| 634 | u32 load_y = list_s16[3] & 0x1FF; |
| 635 | u32 load_width = list_s16[4] & 0x3FF; |
| 636 | u32 load_height = list_s16[5] & 0x1FF; |
| 637 | u32 load_size = load_width * load_height; |
| 638 | |
| 639 | command_length += load_size / 2; |
| 640 | |
| 641 | if(load_size & 1) |
| 642 | command_length++; |
| 643 | |
| 644 | render_block_copy(psx_gpu, (u16 *)&(list_s16[6]), load_x, load_y, |
| 645 | load_width, load_height, load_width); |
| 646 | break; |
| 647 | } |
| 648 | |
| 649 | case 0xC0: // vid -> sys |
| 650 | break; |
| 651 | #endif |
| 652 | |
| 653 | case 0xE1: |
| 654 | set_texture(psx_gpu, list[0]); |
| 655 | |
| 656 | if(list[0] & (1 << 9)) |
| 657 | psx_gpu->render_state_base |= RENDER_STATE_DITHER; |
| 658 | else |
| 659 | psx_gpu->render_state_base &= ~RENDER_STATE_DITHER; |
| 660 | |
| 661 | psx_gpu->display_area_draw_enable = (list[0] >> 10) & 0x1; |
| 662 | SET_Ex(1, list[0]); |
| 663 | break; |
| 664 | |
| 665 | case 0xE2: |
| 666 | { |
| 667 | // TODO: Clean |
| 668 | u32 texture_window_settings = list[0]; |
| 669 | u32 tmp, x, y, w, h; |
| 670 | |
| 671 | if(texture_window_settings != psx_gpu->texture_window_settings) |
| 672 | { |
| 673 | tmp = (texture_window_settings & 0x1F) | 0x20; |
| 674 | for(w = 8; (tmp & 1) == 0; tmp >>= 1, w <<= 1); |
| 675 | |
| 676 | tmp = ((texture_window_settings >> 5) & 0x1f) | 0x20; |
| 677 | for (h = 8; (tmp & 1) == 0; tmp >>= 1, h <<= 1); |
| 678 | |
| 679 | tmp = 32 - (w >> 3); |
| 680 | x = ((texture_window_settings >> 10) & tmp) << 3; |
| 681 | |
| 682 | tmp = 32 - (h >> 3); |
| 683 | y = ((texture_window_settings >> 15) & tmp) << 3; |
| 684 | |
| 685 | flush_render_block_buffer(psx_gpu); |
| 686 | |
| 687 | psx_gpu->texture_window_settings = texture_window_settings; |
| 688 | psx_gpu->texture_window_x = x; |
| 689 | psx_gpu->texture_window_y = y; |
| 690 | psx_gpu->texture_mask_width = w - 1; |
| 691 | psx_gpu->texture_mask_height = h - 1; |
| 692 | |
| 693 | update_texture_ptr(psx_gpu); |
| 694 | } |
| 695 | SET_Ex(2, list[0]); |
| 696 | break; |
| 697 | } |
| 698 | |
| 699 | case 0xE3: |
| 700 | { |
| 701 | s16 viewport_start_x = list[0] & 0x3FF; |
| 702 | s16 viewport_start_y = (list[0] >> 10) & 0x1FF; |
| 703 | |
| 704 | if(viewport_start_x == psx_gpu->viewport_start_x && |
| 705 | viewport_start_y == psx_gpu->viewport_start_y) |
| 706 | { |
| 707 | break; |
| 708 | } |
| 709 | |
| 710 | psx_gpu->viewport_start_x = viewport_start_x; |
| 711 | psx_gpu->viewport_start_y = viewport_start_y; |
| 712 | |
| 713 | #ifdef TEXTURE_CACHE_4BPP |
| 714 | psx_gpu->viewport_mask = |
| 715 | texture_region_mask(psx_gpu->viewport_start_x, |
| 716 | psx_gpu->viewport_start_y, psx_gpu->viewport_end_x, |
| 717 | psx_gpu->viewport_end_y); |
| 718 | #endif |
| 719 | SET_Ex(3, list[0]); |
| 720 | break; |
| 721 | } |
| 722 | |
| 723 | case 0xE4: |
| 724 | { |
| 725 | s16 viewport_end_x = list[0] & 0x3FF; |
| 726 | s16 viewport_end_y = (list[0] >> 10) & 0x1FF; |
| 727 | |
| 728 | if(viewport_end_x == psx_gpu->viewport_end_x && |
| 729 | viewport_end_y == psx_gpu->viewport_end_y) |
| 730 | { |
| 731 | break; |
| 732 | } |
| 733 | |
| 734 | psx_gpu->viewport_end_x = viewport_end_x; |
| 735 | psx_gpu->viewport_end_y = viewport_end_y; |
| 736 | |
| 737 | #ifdef TEXTURE_CACHE_4BPP |
| 738 | psx_gpu->viewport_mask = |
| 739 | texture_region_mask(psx_gpu->viewport_start_x, |
| 740 | psx_gpu->viewport_start_y, psx_gpu->viewport_end_x, |
| 741 | psx_gpu->viewport_end_y); |
| 742 | #endif |
| 743 | SET_Ex(4, list[0]); |
| 744 | break; |
| 745 | } |
| 746 | |
| 747 | case 0xE5: |
| 748 | { |
| 749 | s32 offset_x = list[0] << 21; |
| 750 | s32 offset_y = list[0] << 10; |
| 751 | psx_gpu->offset_x = offset_x >> 21; |
| 752 | psx_gpu->offset_y = offset_y >> 21; |
| 753 | |
| 754 | SET_Ex(5, list[0]); |
| 755 | break; |
| 756 | } |
| 757 | |
| 758 | case 0xE6: |
| 759 | { |
| 760 | u32 mask_settings = list[0]; |
| 761 | u16 mask_msb = mask_settings << 15; |
| 762 | |
| 763 | if(list[0] & 0x2) |
| 764 | psx_gpu->render_state_base |= RENDER_STATE_MASK_EVALUATE; |
| 765 | else |
| 766 | psx_gpu->render_state_base &= ~RENDER_STATE_MASK_EVALUATE; |
| 767 | |
| 768 | if(mask_msb != psx_gpu->mask_msb) |
| 769 | { |
| 770 | flush_render_block_buffer(psx_gpu); |
| 771 | psx_gpu->mask_msb = mask_msb; |
| 772 | } |
| 773 | |
| 774 | SET_Ex(6, list[0]); |
| 775 | break; |
| 776 | } |
| 777 | |
| 778 | default: |
| 779 | break; |
| 780 | } |
| 781 | } |
| 782 | |
| 783 | breakloop: |
| 784 | if (last_command != NULL) |
| 785 | *last_command = current_command; |
| 786 | return list - list_start; |
| 787 | } |
| 788 | |
| 789 | #ifdef PCSX |
| 790 | |
| 791 | #define ENH_BUF_TABLE_STEP (1024 / sizeof(psx_gpu->enhancement_buf_by_x16)) |
| 792 | |
| 793 | static void update_enhancement_buf_table_from_hres(psx_gpu_struct *psx_gpu) |
| 794 | { |
| 795 | u32 b, x, s; |
| 796 | |
| 797 | b = 0; |
| 798 | s = psx_gpu->enhancement_x_threshold; |
| 799 | for (x = 0; x < sizeof(psx_gpu->enhancement_buf_by_x16); x++) |
| 800 | { |
| 801 | if (b < 3 && x * ENH_BUF_TABLE_STEP >= s - ENH_BUF_TABLE_STEP - 1) |
| 802 | { |
| 803 | s += psx_gpu->enhancement_x_threshold; |
| 804 | b++; |
| 805 | } |
| 806 | psx_gpu->enhancement_buf_by_x16[x] = b; |
| 807 | } |
| 808 | } |
| 809 | |
| 810 | static void update_enhancement_buf_table_from_x(psx_gpu_struct *psx_gpu, |
| 811 | u32 x0, u32 len) |
| 812 | { |
| 813 | u32 x, b; |
| 814 | |
| 815 | for (x = x0, b = 0; x >= len; b++) |
| 816 | x -= len; |
| 817 | if (b > 3) |
| 818 | b = 3; |
| 819 | |
| 820 | memset(psx_gpu->enhancement_buf_by_x16 + x0 / ENH_BUF_TABLE_STEP, |
| 821 | b, (len + ENH_BUF_TABLE_STEP - 1) / ENH_BUF_TABLE_STEP); |
| 822 | } |
| 823 | |
| 824 | #define select_enhancement_buf(psx_gpu) \ |
| 825 | psx_gpu->enhancement_current_buf_ptr = \ |
| 826 | select_enhancement_buf_ptr(psx_gpu, psx_gpu->saved_viewport_start_x) |
| 827 | |
| 828 | #define enhancement_disable() { \ |
| 829 | psx_gpu->vram_out_ptr = psx_gpu->vram_ptr; \ |
| 830 | psx_gpu->viewport_start_x = psx_gpu->saved_viewport_start_x; \ |
| 831 | psx_gpu->viewport_start_y = psx_gpu->saved_viewport_start_y; \ |
| 832 | psx_gpu->viewport_end_x = psx_gpu->saved_viewport_end_x; \ |
| 833 | psx_gpu->viewport_end_y = psx_gpu->saved_viewport_end_y; \ |
| 834 | psx_gpu->uvrgb_phase = 0x8000; \ |
| 835 | } |
| 836 | |
| 837 | #define enhancement_enable() { \ |
| 838 | psx_gpu->vram_out_ptr = psx_gpu->enhancement_current_buf_ptr; \ |
| 839 | psx_gpu->viewport_start_x = psx_gpu->saved_viewport_start_x * 2; \ |
| 840 | psx_gpu->viewport_start_y = psx_gpu->saved_viewport_start_y * 2; \ |
| 841 | psx_gpu->viewport_end_x = psx_gpu->saved_viewport_end_x * 2 + 1; \ |
| 842 | psx_gpu->viewport_end_y = psx_gpu->saved_viewport_end_y * 2 + 1; \ |
| 843 | psx_gpu->uvrgb_phase = 0x1000; \ |
| 844 | } |
| 845 | |
| 846 | #define shift_vertices3(v) { \ |
| 847 | v[0]->x *= 2; \ |
| 848 | v[0]->y *= 2; \ |
| 849 | v[1]->x *= 2; \ |
| 850 | v[1]->y *= 2; \ |
| 851 | v[2]->x *= 2; \ |
| 852 | v[2]->y *= 2; \ |
| 853 | } |
| 854 | |
| 855 | #define unshift_vertices3(v) { \ |
| 856 | v[0]->x /= 2; \ |
| 857 | v[0]->y /= 2; \ |
| 858 | v[1]->x /= 2; \ |
| 859 | v[1]->y /= 2; \ |
| 860 | v[2]->x /= 2; \ |
| 861 | v[2]->y /= 2; \ |
| 862 | } |
| 863 | |
| 864 | #define shift_triangle_area() \ |
| 865 | psx_gpu->triangle_area *= 4 |
| 866 | |
| 867 | extern void scale2x_tiles8(void *dst, const void *src, int w8, int h); |
| 868 | |
| 869 | #ifndef NEON_BUILD |
| 870 | // TODO? |
| 871 | void scale2x_tiles8(void *dst, const void *src, int w8, int h) |
| 872 | { |
| 873 | uint16_t* d = (uint16_t*)dst; |
| 874 | const uint16_t* s = (const uint16_t*)src; |
| 875 | |
| 876 | while ( h-- ) |
| 877 | { |
| 878 | uint16_t* d_save = d; |
| 879 | const uint16_t* s_save = s; |
| 880 | int w = w8; |
| 881 | |
| 882 | while ( w-- ) |
| 883 | { |
| 884 | d[ 0 ] = *s; |
| 885 | d[ 1 ] = *s; |
| 886 | d[ 1024 ] = *s; |
| 887 | d[ 1025 ] = *s; |
| 888 | d += 2; s++; |
| 889 | |
| 890 | d[ 0 ] = *s; |
| 891 | d[ 1 ] = *s; |
| 892 | d[ 1024 ] = *s; |
| 893 | d[ 1025 ] = *s; |
| 894 | d += 2; s++; |
| 895 | |
| 896 | d[ 0 ] = *s; |
| 897 | d[ 1 ] = *s; |
| 898 | d[ 1024 ] = *s; |
| 899 | d[ 1025 ] = *s; |
| 900 | d += 2; s++; |
| 901 | |
| 902 | d[ 0 ] = *s; |
| 903 | d[ 1 ] = *s; |
| 904 | d[ 1024 ] = *s; |
| 905 | d[ 1025 ] = *s; |
| 906 | d += 2; s++; |
| 907 | |
| 908 | d[ 0 ] = *s; |
| 909 | d[ 1 ] = *s; |
| 910 | d[ 1024 ] = *s; |
| 911 | d[ 1025 ] = *s; |
| 912 | d += 2; s++; |
| 913 | |
| 914 | d[ 0 ] = *s; |
| 915 | d[ 1 ] = *s; |
| 916 | d[ 1024 ] = *s; |
| 917 | d[ 1025 ] = *s; |
| 918 | d += 2; s++; |
| 919 | |
| 920 | d[ 0 ] = *s; |
| 921 | d[ 1 ] = *s; |
| 922 | d[ 1024 ] = *s; |
| 923 | d[ 1025 ] = *s; |
| 924 | d += 2; s++; |
| 925 | |
| 926 | d[ 0 ] = *s; |
| 927 | d[ 1 ] = *s; |
| 928 | d[ 1024 ] = *s; |
| 929 | d[ 1025 ] = *s; |
| 930 | d += 2; s++; |
| 931 | } |
| 932 | |
| 933 | d = d_save + 2048; |
| 934 | s = s_save + 1024; /* or 512? */ |
| 935 | } |
| 936 | } |
| 937 | #endif |
| 938 | |
| 939 | static int disable_main_render; |
| 940 | |
| 941 | static void do_triangle_enhanced(psx_gpu_struct *psx_gpu, |
| 942 | vertex_struct *vertexes, u32 current_command) |
| 943 | { |
| 944 | vertex_struct *vertex_ptrs[3]; |
| 945 | |
| 946 | if (!prepare_triangle(psx_gpu, vertexes, vertex_ptrs)) |
| 947 | return; |
| 948 | |
| 949 | if (!disable_main_render) |
| 950 | render_triangle_p(psx_gpu, vertex_ptrs, current_command); |
| 951 | |
| 952 | enhancement_enable(); |
| 953 | shift_vertices3(vertex_ptrs); |
| 954 | shift_triangle_area(); |
| 955 | render_triangle_p(psx_gpu, vertex_ptrs, current_command); |
| 956 | } |
| 957 | |
| 958 | static void do_quad_enhanced(psx_gpu_struct *psx_gpu, vertex_struct *vertexes, |
| 959 | u32 current_command) |
| 960 | { |
| 961 | vertex_struct *vertex_ptrs[3]; |
| 962 | |
| 963 | if (prepare_triangle(psx_gpu, vertexes, vertex_ptrs)) { |
| 964 | if (!disable_main_render) |
| 965 | render_triangle_p(psx_gpu, vertex_ptrs, current_command); |
| 966 | |
| 967 | enhancement_enable(); |
| 968 | shift_vertices3(vertex_ptrs); |
| 969 | shift_triangle_area(); |
| 970 | render_triangle_p(psx_gpu, vertex_ptrs, current_command); |
| 971 | unshift_vertices3(vertex_ptrs); |
| 972 | } |
| 973 | enhancement_disable(); |
| 974 | if (prepare_triangle(psx_gpu, &vertexes[1], vertex_ptrs)) { |
| 975 | if (!disable_main_render) |
| 976 | render_triangle_p(psx_gpu, vertex_ptrs, current_command); |
| 977 | |
| 978 | enhancement_enable(); |
| 979 | shift_vertices3(vertex_ptrs); |
| 980 | shift_triangle_area(); |
| 981 | render_triangle_p(psx_gpu, vertex_ptrs, current_command); |
| 982 | } |
| 983 | } |
| 984 | |
| 985 | #if 0 |
| 986 | |
| 987 | #define fill_vertex(i, x_, y_, u_, v_, rgb_) \ |
| 988 | vertexes[i].x = x_; \ |
| 989 | vertexes[i].y = y_; \ |
| 990 | vertexes[i].u = u_; \ |
| 991 | vertexes[i].v = v_; \ |
| 992 | vertexes[i].r = rgb_; \ |
| 993 | vertexes[i].g = (rgb_) >> 8; \ |
| 994 | vertexes[i].b = (rgb_) >> 16 |
| 995 | |
| 996 | static void do_sprite_enhanced(psx_gpu_struct *psx_gpu, int x, int y, |
| 997 | u32 u, u32 v, u32 w, u32 h, u32 cmd_rgb) |
| 998 | { |
| 999 | vertex_struct *vertex_ptrs[3]; |
| 1000 | u32 flags = (cmd_rgb >> 24); |
| 1001 | u32 color = cmd_rgb & 0xffffff; |
| 1002 | u32 render_state_base_saved = psx_gpu->render_state_base; |
| 1003 | int x1, y1; |
| 1004 | u8 u1, v1; |
| 1005 | |
| 1006 | flags &= |
| 1007 | (RENDER_FLAGS_MODULATE_TEXELS | RENDER_FLAGS_BLEND | |
| 1008 | RENDER_FLAGS_TEXTURE_MAP); |
| 1009 | |
| 1010 | set_triangle_color(psx_gpu, color); |
| 1011 | if(color == 0x808080) |
| 1012 | flags |= RENDER_FLAGS_MODULATE_TEXELS; |
| 1013 | |
| 1014 | psx_gpu->render_state_base &= ~RENDER_STATE_DITHER; |
| 1015 | enhancement_enable(); |
| 1016 | |
| 1017 | x1 = x + w; |
| 1018 | y1 = y + h; |
| 1019 | u1 = u + w; |
| 1020 | v1 = v + h; |
| 1021 | // FIXME.. |
| 1022 | if (u1 < u) u1 = 0xff; |
| 1023 | if (v1 < v) v1 = 0xff; |
| 1024 | |
| 1025 | // 0-2 |
| 1026 | // |/ |
| 1027 | // 1 |
| 1028 | fill_vertex(0, x, y, u, v, color); |
| 1029 | fill_vertex(1, x, y1, u, v1, color); |
| 1030 | fill_vertex(2, x1, y, u1, v, color); |
| 1031 | if (prepare_triangle(psx_gpu, vertexes, vertex_ptrs)) { |
| 1032 | shift_vertices3(vertex_ptrs); |
| 1033 | shift_triangle_area(); |
| 1034 | render_triangle_p(psx_gpu, vertex_ptrs, flags); |
| 1035 | } |
| 1036 | |
| 1037 | // 0 |
| 1038 | // /| |
| 1039 | // 1-2 |
| 1040 | fill_vertex(0, x1, y, u1, v, color); |
| 1041 | fill_vertex(1, x, y1, u, v1, color); |
| 1042 | fill_vertex(2, x1, y1, u1, v1, color); |
| 1043 | if (prepare_triangle(psx_gpu, vertexes, vertex_ptrs)) { |
| 1044 | shift_vertices3(vertex_ptrs); |
| 1045 | shift_triangle_area(); |
| 1046 | render_triangle_p(psx_gpu, vertex_ptrs, flags); |
| 1047 | } |
| 1048 | |
| 1049 | psx_gpu->render_state_base = render_state_base_saved; |
| 1050 | } |
| 1051 | #else |
| 1052 | static void do_sprite_enhanced(psx_gpu_struct *psx_gpu, int x, int y, |
| 1053 | u32 u, u32 v, u32 w, u32 h, u32 cmd_rgb) |
| 1054 | { |
| 1055 | u32 flags = (cmd_rgb >> 24); |
| 1056 | u32 color = cmd_rgb & 0xffffff; |
| 1057 | |
| 1058 | render_sprite_4x(psx_gpu, x, y, u, v, w, h, flags, color); |
| 1059 | } |
| 1060 | #endif |
| 1061 | |
| 1062 | u32 gpu_parse_enhanced(psx_gpu_struct *psx_gpu, u32 *list, u32 size, |
| 1063 | u32 *last_command) |
| 1064 | { |
| 1065 | u32 current_command = 0, command_length; |
| 1066 | |
| 1067 | u32 *list_start = list; |
| 1068 | u32 *list_end = list + (size / 4); |
| 1069 | |
| 1070 | psx_gpu->saved_viewport_start_x = psx_gpu->viewport_start_x; |
| 1071 | psx_gpu->saved_viewport_start_y = psx_gpu->viewport_start_y; |
| 1072 | psx_gpu->saved_viewport_end_x = psx_gpu->viewport_end_x; |
| 1073 | psx_gpu->saved_viewport_end_y = psx_gpu->viewport_end_y; |
| 1074 | select_enhancement_buf(psx_gpu); |
| 1075 | |
| 1076 | for(; list < list_end; list += 1 + command_length) |
| 1077 | { |
| 1078 | s16 *list_s16 = (void *)list; |
| 1079 | current_command = *list >> 24; |
| 1080 | command_length = command_lengths[current_command]; |
| 1081 | if (list + 1 + command_length > list_end) { |
| 1082 | current_command = (u32)-1; |
| 1083 | break; |
| 1084 | } |
| 1085 | |
| 1086 | enhancement_disable(); |
| 1087 | |
| 1088 | switch(current_command) |
| 1089 | { |
| 1090 | case 0x00: |
| 1091 | break; |
| 1092 | |
| 1093 | case 0x02: |
| 1094 | { |
| 1095 | u32 x = list_s16[2] & 0x3FF; |
| 1096 | u32 y = list_s16[3] & 0x1FF; |
| 1097 | u32 width = list_s16[4] & 0x3FF; |
| 1098 | u32 height = list_s16[5] & 0x1FF; |
| 1099 | u32 color = list[0] & 0xFFFFFF; |
| 1100 | |
| 1101 | x &= ~0xF; |
| 1102 | width = ((width + 0xF) & ~0xF); |
| 1103 | |
| 1104 | do_fill(psx_gpu, x, y, width, height, color); |
| 1105 | |
| 1106 | psx_gpu->vram_out_ptr = select_enhancement_buf_ptr(psx_gpu, x); |
| 1107 | x *= 2; |
| 1108 | y *= 2; |
| 1109 | width *= 2; |
| 1110 | height *= 2; |
| 1111 | render_block_fill_enh(psx_gpu, color, x, y, width, height); |
| 1112 | break; |
| 1113 | } |
| 1114 | |
| 1115 | case 0x20 ... 0x23: |
| 1116 | { |
| 1117 | set_triangle_color(psx_gpu, list[0] & 0xFFFFFF); |
| 1118 | |
| 1119 | get_vertex_data_xy(0, 2); |
| 1120 | get_vertex_data_xy(1, 4); |
| 1121 | get_vertex_data_xy(2, 6); |
| 1122 | |
| 1123 | do_triangle_enhanced(psx_gpu, vertexes, current_command); |
| 1124 | break; |
| 1125 | } |
| 1126 | |
| 1127 | case 0x24 ... 0x27: |
| 1128 | { |
| 1129 | set_clut(psx_gpu, list_s16[5]); |
| 1130 | set_texture(psx_gpu, list_s16[9]); |
| 1131 | set_triangle_color(psx_gpu, list[0] & 0xFFFFFF); |
| 1132 | |
| 1133 | get_vertex_data_xy_uv(0, 2); |
| 1134 | get_vertex_data_xy_uv(1, 6); |
| 1135 | get_vertex_data_xy_uv(2, 10); |
| 1136 | |
| 1137 | do_triangle_enhanced(psx_gpu, vertexes, current_command); |
| 1138 | break; |
| 1139 | } |
| 1140 | |
| 1141 | case 0x28 ... 0x2B: |
| 1142 | { |
| 1143 | set_triangle_color(psx_gpu, list[0] & 0xFFFFFF); |
| 1144 | |
| 1145 | get_vertex_data_xy(0, 2); |
| 1146 | get_vertex_data_xy(1, 4); |
| 1147 | get_vertex_data_xy(2, 6); |
| 1148 | get_vertex_data_xy(3, 8); |
| 1149 | |
| 1150 | do_quad_enhanced(psx_gpu, vertexes, current_command); |
| 1151 | break; |
| 1152 | } |
| 1153 | |
| 1154 | case 0x2C ... 0x2F: |
| 1155 | { |
| 1156 | set_clut(psx_gpu, list_s16[5]); |
| 1157 | set_texture(psx_gpu, list_s16[9]); |
| 1158 | set_triangle_color(psx_gpu, list[0] & 0xFFFFFF); |
| 1159 | |
| 1160 | get_vertex_data_xy_uv(0, 2); |
| 1161 | get_vertex_data_xy_uv(1, 6); |
| 1162 | get_vertex_data_xy_uv(2, 10); |
| 1163 | get_vertex_data_xy_uv(3, 14); |
| 1164 | |
| 1165 | do_quad_enhanced(psx_gpu, vertexes, current_command); |
| 1166 | break; |
| 1167 | } |
| 1168 | |
| 1169 | case 0x30 ... 0x33: |
| 1170 | { |
| 1171 | get_vertex_data_xy_rgb(0, 0); |
| 1172 | get_vertex_data_xy_rgb(1, 4); |
| 1173 | get_vertex_data_xy_rgb(2, 8); |
| 1174 | |
| 1175 | do_triangle_enhanced(psx_gpu, vertexes, current_command); |
| 1176 | break; |
| 1177 | } |
| 1178 | |
| 1179 | case 0x34: |
| 1180 | case 0x35: |
| 1181 | case 0x36: |
| 1182 | case 0x37: |
| 1183 | { |
| 1184 | set_clut(psx_gpu, list_s16[5]); |
| 1185 | set_texture(psx_gpu, list_s16[11]); |
| 1186 | |
| 1187 | get_vertex_data_xy_uv_rgb(0, 0); |
| 1188 | get_vertex_data_xy_uv_rgb(1, 6); |
| 1189 | get_vertex_data_xy_uv_rgb(2, 12); |
| 1190 | |
| 1191 | do_triangle_enhanced(psx_gpu, vertexes, current_command); |
| 1192 | break; |
| 1193 | } |
| 1194 | |
| 1195 | case 0x38: |
| 1196 | case 0x39: |
| 1197 | case 0x3A: |
| 1198 | case 0x3B: |
| 1199 | { |
| 1200 | get_vertex_data_xy_rgb(0, 0); |
| 1201 | get_vertex_data_xy_rgb(1, 4); |
| 1202 | get_vertex_data_xy_rgb(2, 8); |
| 1203 | get_vertex_data_xy_rgb(3, 12); |
| 1204 | |
| 1205 | do_quad_enhanced(psx_gpu, vertexes, current_command); |
| 1206 | break; |
| 1207 | } |
| 1208 | |
| 1209 | case 0x3C: |
| 1210 | case 0x3D: |
| 1211 | case 0x3E: |
| 1212 | case 0x3F: |
| 1213 | { |
| 1214 | set_clut(psx_gpu, list_s16[5]); |
| 1215 | set_texture(psx_gpu, list_s16[11]); |
| 1216 | |
| 1217 | get_vertex_data_xy_uv_rgb(0, 0); |
| 1218 | get_vertex_data_xy_uv_rgb(1, 6); |
| 1219 | get_vertex_data_xy_uv_rgb(2, 12); |
| 1220 | get_vertex_data_xy_uv_rgb(3, 18); |
| 1221 | |
| 1222 | do_quad_enhanced(psx_gpu, vertexes, current_command); |
| 1223 | break; |
| 1224 | } |
| 1225 | |
| 1226 | case 0x40 ... 0x47: |
| 1227 | { |
| 1228 | vertexes[0].x = list_s16[2] + psx_gpu->offset_x; |
| 1229 | vertexes[0].y = list_s16[3] + psx_gpu->offset_y; |
| 1230 | vertexes[1].x = list_s16[4] + psx_gpu->offset_x; |
| 1231 | vertexes[1].y = list_s16[5] + psx_gpu->offset_y; |
| 1232 | |
| 1233 | render_line(psx_gpu, vertexes, current_command, list[0], 0); |
| 1234 | enhancement_enable(); |
| 1235 | render_line(psx_gpu, vertexes, current_command, list[0], 1); |
| 1236 | break; |
| 1237 | } |
| 1238 | |
| 1239 | case 0x48 ... 0x4F: |
| 1240 | { |
| 1241 | u32 num_vertexes = 1; |
| 1242 | u32 *list_position = &(list[2]); |
| 1243 | u32 xy = list[1]; |
| 1244 | |
| 1245 | vertexes[1].x = (xy & 0xFFFF) + psx_gpu->offset_x; |
| 1246 | vertexes[1].y = (xy >> 16) + psx_gpu->offset_y; |
| 1247 | |
| 1248 | xy = *list_position; |
| 1249 | while(1) |
| 1250 | { |
| 1251 | vertexes[0] = vertexes[1]; |
| 1252 | |
| 1253 | vertexes[1].x = (xy & 0xFFFF) + psx_gpu->offset_x; |
| 1254 | vertexes[1].y = (xy >> 16) + psx_gpu->offset_y; |
| 1255 | |
| 1256 | enhancement_disable(); |
| 1257 | render_line(psx_gpu, vertexes, current_command, list[0], 0); |
| 1258 | enhancement_enable(); |
| 1259 | render_line(psx_gpu, vertexes, current_command, list[0], 1); |
| 1260 | |
| 1261 | list_position++; |
| 1262 | num_vertexes++; |
| 1263 | |
| 1264 | if(list_position >= list_end) |
| 1265 | { |
| 1266 | current_command = (u32)-1; |
| 1267 | goto breakloop; |
| 1268 | } |
| 1269 | |
| 1270 | xy = *list_position; |
| 1271 | if((xy & 0xF000F000) == 0x50005000) |
| 1272 | break; |
| 1273 | } |
| 1274 | |
| 1275 | command_length += (num_vertexes - 2); |
| 1276 | break; |
| 1277 | } |
| 1278 | |
| 1279 | case 0x50 ... 0x57: |
| 1280 | { |
| 1281 | vertexes[0].r = list[0] & 0xFF; |
| 1282 | vertexes[0].g = (list[0] >> 8) & 0xFF; |
| 1283 | vertexes[0].b = (list[0] >> 16) & 0xFF; |
| 1284 | vertexes[0].x = list_s16[2] + psx_gpu->offset_x; |
| 1285 | vertexes[0].y = list_s16[3] + psx_gpu->offset_y; |
| 1286 | |
| 1287 | vertexes[1].r = list[2] & 0xFF; |
| 1288 | vertexes[1].g = (list[2] >> 8) & 0xFF; |
| 1289 | vertexes[1].b = (list[2] >> 16) & 0xFF; |
| 1290 | vertexes[1].x = list_s16[6] + psx_gpu->offset_x; |
| 1291 | vertexes[1].y = list_s16[7] + psx_gpu->offset_y; |
| 1292 | |
| 1293 | render_line(psx_gpu, vertexes, current_command, 0, 0); |
| 1294 | enhancement_enable(); |
| 1295 | render_line(psx_gpu, vertexes, current_command, 0, 1); |
| 1296 | break; |
| 1297 | } |
| 1298 | |
| 1299 | case 0x58 ... 0x5F: |
| 1300 | { |
| 1301 | u32 num_vertexes = 1; |
| 1302 | u32 *list_position = &(list[2]); |
| 1303 | u32 color = list[0]; |
| 1304 | u32 xy = list[1]; |
| 1305 | |
| 1306 | vertexes[1].r = color & 0xFF; |
| 1307 | vertexes[1].g = (color >> 8) & 0xFF; |
| 1308 | vertexes[1].b = (color >> 16) & 0xFF; |
| 1309 | vertexes[1].x = (xy & 0xFFFF) + psx_gpu->offset_x; |
| 1310 | vertexes[1].y = (xy >> 16) + psx_gpu->offset_y; |
| 1311 | |
| 1312 | color = list_position[0]; |
| 1313 | while(1) |
| 1314 | { |
| 1315 | xy = list_position[1]; |
| 1316 | |
| 1317 | vertexes[0] = vertexes[1]; |
| 1318 | |
| 1319 | vertexes[1].r = color & 0xFF; |
| 1320 | vertexes[1].g = (color >> 8) & 0xFF; |
| 1321 | vertexes[1].b = (color >> 16) & 0xFF; |
| 1322 | vertexes[1].x = (xy & 0xFFFF) + psx_gpu->offset_x; |
| 1323 | vertexes[1].y = (xy >> 16) + psx_gpu->offset_y; |
| 1324 | |
| 1325 | enhancement_disable(); |
| 1326 | render_line(psx_gpu, vertexes, current_command, 0, 0); |
| 1327 | enhancement_enable(); |
| 1328 | render_line(psx_gpu, vertexes, current_command, 0, 1); |
| 1329 | |
| 1330 | list_position += 2; |
| 1331 | num_vertexes++; |
| 1332 | |
| 1333 | if(list_position >= list_end) |
| 1334 | { |
| 1335 | current_command = (u32)-1; |
| 1336 | goto breakloop; |
| 1337 | } |
| 1338 | |
| 1339 | color = list_position[0]; |
| 1340 | if((color & 0xF000F000) == 0x50005000) |
| 1341 | break; |
| 1342 | } |
| 1343 | |
| 1344 | command_length += ((num_vertexes - 2) * 2); |
| 1345 | break; |
| 1346 | } |
| 1347 | |
| 1348 | case 0x60 ... 0x63: |
| 1349 | { |
| 1350 | u32 x = sign_extend_11bit(list_s16[2] + psx_gpu->offset_x); |
| 1351 | u32 y = sign_extend_11bit(list_s16[3] + psx_gpu->offset_y); |
| 1352 | u32 width = list_s16[4] & 0x3FF; |
| 1353 | u32 height = list_s16[5] & 0x1FF; |
| 1354 | |
| 1355 | render_sprite(psx_gpu, x, y, 0, 0, width, height, current_command, list[0]); |
| 1356 | do_sprite_enhanced(psx_gpu, x, y, 0, 0, width, height, list[0]); |
| 1357 | break; |
| 1358 | } |
| 1359 | |
| 1360 | case 0x64 ... 0x67: |
| 1361 | { |
| 1362 | u32 x = sign_extend_11bit(list_s16[2] + psx_gpu->offset_x); |
| 1363 | u32 y = sign_extend_11bit(list_s16[3] + psx_gpu->offset_y); |
| 1364 | u8 u = list_s16[4]; |
| 1365 | u8 v = list_s16[4] >> 8; |
| 1366 | u32 width = list_s16[6] & 0x3FF; |
| 1367 | u32 height = list_s16[7] & 0x1FF; |
| 1368 | |
| 1369 | set_clut(psx_gpu, list_s16[5]); |
| 1370 | |
| 1371 | render_sprite(psx_gpu, x, y, u, v, width, height, |
| 1372 | current_command, list[0]); |
| 1373 | do_sprite_enhanced(psx_gpu, x, y, u, v, width, height, list[0]); |
| 1374 | break; |
| 1375 | } |
| 1376 | |
| 1377 | case 0x68: |
| 1378 | case 0x69: |
| 1379 | case 0x6A: |
| 1380 | case 0x6B: |
| 1381 | { |
| 1382 | s32 x = sign_extend_11bit(list_s16[2] + psx_gpu->offset_x); |
| 1383 | s32 y = sign_extend_11bit(list_s16[3] + psx_gpu->offset_y); |
| 1384 | |
| 1385 | render_sprite(psx_gpu, x, y, 0, 0, 1, 1, current_command, list[0]); |
| 1386 | do_sprite_enhanced(psx_gpu, x, y, 0, 0, 1, 1, list[0]); |
| 1387 | break; |
| 1388 | } |
| 1389 | |
| 1390 | case 0x70: |
| 1391 | case 0x71: |
| 1392 | case 0x72: |
| 1393 | case 0x73: |
| 1394 | { |
| 1395 | s32 x = sign_extend_11bit(list_s16[2] + psx_gpu->offset_x); |
| 1396 | s32 y = sign_extend_11bit(list_s16[3] + psx_gpu->offset_y); |
| 1397 | |
| 1398 | render_sprite(psx_gpu, x, y, 0, 0, 8, 8, current_command, list[0]); |
| 1399 | do_sprite_enhanced(psx_gpu, x, y, 0, 0, 8, 8, list[0]); |
| 1400 | break; |
| 1401 | } |
| 1402 | |
| 1403 | case 0x74: |
| 1404 | case 0x75: |
| 1405 | case 0x76: |
| 1406 | case 0x77: |
| 1407 | { |
| 1408 | s32 x = sign_extend_11bit(list_s16[2] + psx_gpu->offset_x); |
| 1409 | s32 y = sign_extend_11bit(list_s16[3] + psx_gpu->offset_y); |
| 1410 | u8 u = list_s16[4]; |
| 1411 | u8 v = list_s16[4] >> 8; |
| 1412 | |
| 1413 | set_clut(psx_gpu, list_s16[5]); |
| 1414 | |
| 1415 | render_sprite(psx_gpu, x, y, u, v, 8, 8, |
| 1416 | current_command, list[0]); |
| 1417 | do_sprite_enhanced(psx_gpu, x, y, u, v, 8, 8, list[0]); |
| 1418 | break; |
| 1419 | } |
| 1420 | |
| 1421 | case 0x78: |
| 1422 | case 0x79: |
| 1423 | case 0x7A: |
| 1424 | case 0x7B: |
| 1425 | { |
| 1426 | s32 x = sign_extend_11bit(list_s16[2] + psx_gpu->offset_x); |
| 1427 | s32 y = sign_extend_11bit(list_s16[3] + psx_gpu->offset_y); |
| 1428 | |
| 1429 | render_sprite(psx_gpu, x, y, 0, 0, 16, 16, current_command, list[0]); |
| 1430 | do_sprite_enhanced(psx_gpu, x, y, 0, 0, 16, 16, list[0]); |
| 1431 | break; |
| 1432 | } |
| 1433 | |
| 1434 | case 0x7C: |
| 1435 | case 0x7D: |
| 1436 | case 0x7E: |
| 1437 | case 0x7F: |
| 1438 | { |
| 1439 | s32 x = sign_extend_11bit(list_s16[2] + psx_gpu->offset_x); |
| 1440 | s32 y = sign_extend_11bit(list_s16[3] + psx_gpu->offset_y); |
| 1441 | u8 u = list_s16[4]; |
| 1442 | u8 v = list_s16[4] >> 8; |
| 1443 | |
| 1444 | set_clut(psx_gpu, list_s16[5]); |
| 1445 | |
| 1446 | render_sprite(psx_gpu, x, y, u, v, 16, 16, current_command, list[0]); |
| 1447 | do_sprite_enhanced(psx_gpu, x, y, u, v, 16, 16, list[0]); |
| 1448 | break; |
| 1449 | } |
| 1450 | |
| 1451 | case 0x80: // vid -> vid |
| 1452 | { |
| 1453 | u32 sx = list_s16[2] & 0x3FF; |
| 1454 | u32 sy = list_s16[3] & 0x1FF; |
| 1455 | u32 dx = list_s16[4] & 0x3FF; |
| 1456 | u32 dy = list_s16[5] & 0x1FF; |
| 1457 | u32 w = ((list_s16[6] - 1) & 0x3FF) + 1; |
| 1458 | u32 h = ((list_s16[7] - 1) & 0x1FF) + 1; |
| 1459 | u16 *buf; |
| 1460 | |
| 1461 | if (sx == dx && sy == dy && psx_gpu->mask_msb == 0) |
| 1462 | break; |
| 1463 | |
| 1464 | render_block_move(psx_gpu, sx, sy, dx, dy, w, h); |
| 1465 | if (dy + h > 512) |
| 1466 | h = 512 - dy; |
| 1467 | sx = sx & ~7; // FIXME? |
| 1468 | dx = dx * 2 & ~7; |
| 1469 | dy *= 2; |
| 1470 | w = (w + 7) / 8; |
| 1471 | buf = select_enhancement_buf_ptr(psx_gpu, dx / 2); |
| 1472 | scale2x_tiles8(buf + dy * 1024 + dx, |
| 1473 | psx_gpu->vram_ptr + sy * 1024 + sx, w, h); |
| 1474 | break; |
| 1475 | } |
| 1476 | |
| 1477 | case 0xA0: // sys -> vid |
| 1478 | case 0xC0: // vid -> sys |
| 1479 | goto breakloop; |
| 1480 | |
| 1481 | case 0xE1: |
| 1482 | set_texture(psx_gpu, list[0]); |
| 1483 | |
| 1484 | if(list[0] & (1 << 9)) |
| 1485 | psx_gpu->render_state_base |= RENDER_STATE_DITHER; |
| 1486 | else |
| 1487 | psx_gpu->render_state_base &= ~RENDER_STATE_DITHER; |
| 1488 | |
| 1489 | psx_gpu->display_area_draw_enable = (list[0] >> 10) & 0x1; |
| 1490 | SET_Ex(1, list[0]); |
| 1491 | break; |
| 1492 | |
| 1493 | case 0xE2: |
| 1494 | { |
| 1495 | // TODO: Clean |
| 1496 | u32 texture_window_settings = list[0]; |
| 1497 | u32 tmp, x, y, w, h; |
| 1498 | |
| 1499 | if(texture_window_settings != psx_gpu->texture_window_settings) |
| 1500 | { |
| 1501 | tmp = (texture_window_settings & 0x1F) | 0x20; |
| 1502 | for(w = 8; (tmp & 1) == 0; tmp >>= 1, w <<= 1); |
| 1503 | |
| 1504 | tmp = ((texture_window_settings >> 5) & 0x1f) | 0x20; |
| 1505 | for (h = 8; (tmp & 1) == 0; tmp >>= 1, h <<= 1); |
| 1506 | |
| 1507 | tmp = 32 - (w >> 3); |
| 1508 | x = ((texture_window_settings >> 10) & tmp) << 3; |
| 1509 | |
| 1510 | tmp = 32 - (h >> 3); |
| 1511 | y = ((texture_window_settings >> 15) & tmp) << 3; |
| 1512 | |
| 1513 | flush_render_block_buffer(psx_gpu); |
| 1514 | |
| 1515 | psx_gpu->texture_window_settings = texture_window_settings; |
| 1516 | psx_gpu->texture_window_x = x; |
| 1517 | psx_gpu->texture_window_y = y; |
| 1518 | psx_gpu->texture_mask_width = w - 1; |
| 1519 | psx_gpu->texture_mask_height = h - 1; |
| 1520 | |
| 1521 | update_texture_ptr(psx_gpu); |
| 1522 | } |
| 1523 | SET_Ex(2, list[0]); |
| 1524 | break; |
| 1525 | } |
| 1526 | |
| 1527 | case 0xE3: |
| 1528 | { |
| 1529 | s16 viewport_start_x = list[0] & 0x3FF; |
| 1530 | s16 viewport_start_y = (list[0] >> 10) & 0x1FF; |
| 1531 | u32 w; |
| 1532 | s32 d; |
| 1533 | |
| 1534 | if(viewport_start_x == psx_gpu->viewport_start_x && |
| 1535 | viewport_start_y == psx_gpu->viewport_start_y) |
| 1536 | { |
| 1537 | break; |
| 1538 | } |
| 1539 | psx_gpu->viewport_start_x = viewport_start_x; |
| 1540 | psx_gpu->viewport_start_y = viewport_start_y; |
| 1541 | psx_gpu->saved_viewport_start_x = viewport_start_x; |
| 1542 | psx_gpu->saved_viewport_start_y = viewport_start_y; |
| 1543 | |
| 1544 | w = (u32)psx_gpu->viewport_end_x - (u32)viewport_start_x + 1; |
| 1545 | d = psx_gpu->enhancement_x_threshold - w; |
| 1546 | if(-16 <= d && d <= 16) |
| 1547 | { |
| 1548 | update_enhancement_buf_table_from_x(psx_gpu, |
| 1549 | viewport_start_x, w); |
| 1550 | } |
| 1551 | select_enhancement_buf(psx_gpu); |
| 1552 | |
| 1553 | #ifdef TEXTURE_CACHE_4BPP |
| 1554 | psx_gpu->viewport_mask = |
| 1555 | texture_region_mask(psx_gpu->viewport_start_x, |
| 1556 | psx_gpu->viewport_start_y, psx_gpu->viewport_end_x, |
| 1557 | psx_gpu->viewport_end_y); |
| 1558 | #endif |
| 1559 | SET_Ex(3, list[0]); |
| 1560 | break; |
| 1561 | } |
| 1562 | |
| 1563 | case 0xE4: |
| 1564 | { |
| 1565 | s16 viewport_end_x = list[0] & 0x3FF; |
| 1566 | s16 viewport_end_y = (list[0] >> 10) & 0x1FF; |
| 1567 | u32 w; |
| 1568 | s32 d; |
| 1569 | |
| 1570 | if(viewport_end_x == psx_gpu->viewport_end_x && |
| 1571 | viewport_end_y == psx_gpu->viewport_end_y) |
| 1572 | { |
| 1573 | break; |
| 1574 | } |
| 1575 | |
| 1576 | psx_gpu->viewport_end_x = viewport_end_x; |
| 1577 | psx_gpu->viewport_end_y = viewport_end_y; |
| 1578 | psx_gpu->saved_viewport_end_x = viewport_end_x; |
| 1579 | psx_gpu->saved_viewport_end_y = viewport_end_y; |
| 1580 | |
| 1581 | w = (u32)viewport_end_x - (u32)psx_gpu->viewport_start_x + 1; |
| 1582 | d = psx_gpu->enhancement_x_threshold - w; |
| 1583 | if(-16 <= d && d <= 16) |
| 1584 | { |
| 1585 | update_enhancement_buf_table_from_x(psx_gpu, |
| 1586 | psx_gpu->viewport_start_x, w); |
| 1587 | } |
| 1588 | select_enhancement_buf(psx_gpu); |
| 1589 | |
| 1590 | #ifdef TEXTURE_CACHE_4BPP |
| 1591 | psx_gpu->viewport_mask = |
| 1592 | texture_region_mask(psx_gpu->viewport_start_x, |
| 1593 | psx_gpu->viewport_start_y, psx_gpu->viewport_end_x, |
| 1594 | psx_gpu->viewport_end_y); |
| 1595 | #endif |
| 1596 | SET_Ex(4, list[0]); |
| 1597 | break; |
| 1598 | } |
| 1599 | |
| 1600 | case 0xE5: |
| 1601 | { |
| 1602 | s32 offset_x = list[0] << 21; |
| 1603 | s32 offset_y = list[0] << 10; |
| 1604 | psx_gpu->offset_x = offset_x >> 21; |
| 1605 | psx_gpu->offset_y = offset_y >> 21; |
| 1606 | |
| 1607 | SET_Ex(5, list[0]); |
| 1608 | break; |
| 1609 | } |
| 1610 | |
| 1611 | case 0xE6: |
| 1612 | { |
| 1613 | u32 mask_settings = list[0]; |
| 1614 | u16 mask_msb = mask_settings << 15; |
| 1615 | |
| 1616 | if(list[0] & 0x2) |
| 1617 | psx_gpu->render_state_base |= RENDER_STATE_MASK_EVALUATE; |
| 1618 | else |
| 1619 | psx_gpu->render_state_base &= ~RENDER_STATE_MASK_EVALUATE; |
| 1620 | |
| 1621 | if(mask_msb != psx_gpu->mask_msb) |
| 1622 | { |
| 1623 | flush_render_block_buffer(psx_gpu); |
| 1624 | psx_gpu->mask_msb = mask_msb; |
| 1625 | } |
| 1626 | |
| 1627 | SET_Ex(6, list[0]); |
| 1628 | break; |
| 1629 | } |
| 1630 | |
| 1631 | default: |
| 1632 | break; |
| 1633 | } |
| 1634 | } |
| 1635 | |
| 1636 | enhancement_disable(); |
| 1637 | |
| 1638 | breakloop: |
| 1639 | if (last_command != NULL) |
| 1640 | *last_command = current_command; |
| 1641 | return list - list_start; |
| 1642 | } |
| 1643 | |
| 1644 | #endif /* PCSX */ |
| 1645 | |
| 1646 | // vim:shiftwidth=2:expandtab |