| b094071f |
1 | /*************************************************************************** |
| 2 | copyright : (C) 2001 by Pete Bernert, 2011 notaz |
| 3 | |
| 4 | ***************************************************************************/ |
| 5 | /*************************************************************************** |
| 6 | * * |
| 7 | * This program is free software; you can redistribute it and/or modify * |
| 8 | * it under the terms of the GNU General Public License as published by * |
| 9 | * the Free Software Foundation; either version 2 of the License, or * |
| 10 | * (at your option) any later version. See also the license.txt file for * |
| 11 | * additional informations. * |
| 12 | * * |
| 13 | ***************************************************************************/ |
| 14 | |
| 15 | #include <stdio.h> |
| 16 | #include <stdlib.h> |
| 17 | #include <string.h> |
| 18 | #include "gpu.h" |
| 19 | |
| 20 | #define u32 uint32_t |
| 21 | |
| 22 | #define INFO_TW 0 |
| 23 | #define INFO_DRAWSTART 1 |
| 24 | #define INFO_DRAWEND 2 |
| 25 | #define INFO_DRAWOFF 3 |
| 26 | |
| 27 | #define SHADETEXBIT(x) ((x>>24) & 0x1) |
| 28 | #define SEMITRANSBIT(x) ((x>>25) & 0x1) |
| 29 | #define PSXRGB(r,g,b) ((g<<10)|(b<<5)|r) |
| 30 | |
| 31 | #define DATAREGISTERMODES unsigned short |
| 32 | |
| 33 | #define DR_NORMAL 0 |
| 34 | #define DR_VRAMTRANSFER 1 |
| 35 | |
| 36 | #define GPUSTATUS_READYFORVRAM 0x08000000 |
| 37 | |
| 38 | // byteswappings |
| 39 | |
| 40 | #define SWAP16(x) ({ uint16_t y=(x); (((y)>>8 & 0xff) | ((y)<<8 & 0xff00)); }) |
| 41 | #define SWAP32(x) ({ uint32_t y=(x); (((y)>>24 & 0xfful) | ((y)>>8 & 0xff00ul) | ((y)<<8 & 0xff0000ul) | ((y)<<24 & 0xff000000ul)); }) |
| 42 | |
| 43 | #ifdef __BIG_ENDIAN__ |
| 44 | |
| 45 | // big endian config |
| 46 | #define HOST2LE32(x) SWAP32(x) |
| 47 | #define HOST2BE32(x) (x) |
| 48 | #define LE2HOST32(x) SWAP32(x) |
| 49 | #define BE2HOST32(x) (x) |
| 50 | |
| 51 | #define HOST2LE16(x) SWAP16(x) |
| 52 | #define HOST2BE16(x) (x) |
| 53 | #define LE2HOST16(x) SWAP16(x) |
| 54 | #define BE2HOST16(x) (x) |
| 55 | |
| 56 | #else |
| 57 | |
| 58 | // little endian config |
| 59 | #define HOST2LE32(x) (x) |
| 60 | #define HOST2BE32(x) SWAP32(x) |
| 61 | #define LE2HOST32(x) (x) |
| 62 | #define BE2HOST32(x) SWAP32(x) |
| 63 | |
| 64 | #define HOST2LE16(x) (x) |
| 65 | #define HOST2BE16(x) SWAP16(x) |
| 66 | #define LE2HOST16(x) (x) |
| 67 | #define BE2HOST16(x) SWAP16(x) |
| 68 | |
| 69 | #endif |
| 70 | |
| 71 | #define GETLEs16(X) ((int16_t)GETLE16((uint16_t *)X)) |
| 72 | #define GETLEs32(X) ((int16_t)GETLE32((uint16_t *)X)) |
| 73 | |
| 74 | #define GETLE16(X) LE2HOST16(*(uint16_t *)X) |
| 75 | #define GETLE32_(X) LE2HOST32(*(uint32_t *)X) |
| 76 | #define GETLE16D(X) ({uint32_t val = GETLE32(X); (val<<16 | val >> 16);}) |
| 77 | #define PUTLE16(X, Y) do{*((uint16_t *)X)=HOST2LE16((uint16_t)Y);}while(0) |
| 78 | #define PUTLE32_(X, Y) do{*((uint32_t *)X)=HOST2LE16((uint32_t)Y);}while(0) |
| 79 | #ifdef __arm__ |
| 80 | #define GETLE32(X) (*(uint16_t *)(X)|(((uint16_t *)(X))[1]<<16)) |
| 81 | #define PUTLE32(X, Y) do{uint16_t *p_=(uint16_t *)(X);uint32_t y_=Y;p_[0]=y_;p_[1]=y_>>16;}while(0) |
| 82 | #else |
| 83 | #define GETLE32 GETLE32_ |
| 84 | #define PUTLE32 PUTLE32_ |
| 85 | #endif |
| 86 | |
| 87 | ///////////////////////////////////////////////////////////////////////////// |
| 88 | |
| 89 | typedef struct VRAMLOADTTAG |
| 90 | { |
| 91 | short x; |
| 92 | short y; |
| 93 | short Width; |
| 94 | short Height; |
| 95 | short RowsRemaining; |
| 96 | short ColsRemaining; |
| 97 | unsigned short *ImagePtr; |
| 98 | } VRAMLoad_t; |
| 99 | |
| 100 | ///////////////////////////////////////////////////////////////////////////// |
| 101 | |
| 102 | typedef struct PSXPOINTTAG |
| 103 | { |
| 104 | int32_t x; |
| 105 | int32_t y; |
| 106 | } PSXPoint_t; |
| 107 | |
| 108 | typedef struct PSXSPOINTTAG |
| 109 | { |
| 110 | short x; |
| 111 | short y; |
| 112 | } PSXSPoint_t; |
| 113 | |
| 114 | typedef struct PSXRECTTAG |
| 115 | { |
| 116 | short x0; |
| 117 | short x1; |
| 118 | short y0; |
| 119 | short y1; |
| 120 | } PSXRect_t; |
| 121 | |
| 122 | // linux defines for some windows stuff |
| 123 | |
| 124 | #define FALSE 0 |
| 125 | #define TRUE 1 |
| 126 | #define BOOL unsigned short |
| 127 | #define LOWORD(l) ((unsigned short)(l)) |
| 128 | #define HIWORD(l) ((unsigned short)(((uint32_t)(l) >> 16) & 0xFFFF)) |
| 129 | #define max(a,b) (((a) > (b)) ? (a) : (b)) |
| 130 | #define min(a,b) (((a) < (b)) ? (a) : (b)) |
| 131 | #define DWORD uint32_t |
| 132 | #ifndef __int64 |
| 133 | #define __int64 long long int |
| 134 | #endif |
| 135 | |
| 136 | typedef struct RECTTAG |
| 137 | { |
| 138 | int left; |
| 139 | int top; |
| 140 | int right; |
| 141 | int bottom; |
| 142 | }RECT; |
| 143 | |
| 144 | ///////////////////////////////////////////////////////////////////////////// |
| 145 | |
| 146 | typedef struct TWINTAG |
| 147 | { |
| 148 | PSXRect_t Position; |
| 149 | int xmask, ymask; |
| 150 | } TWin_t; |
| 151 | |
| 152 | ///////////////////////////////////////////////////////////////////////////// |
| 153 | |
| 154 | typedef struct PSXDISPLAYTAG |
| 155 | { |
| 156 | PSXPoint_t DisplayModeNew; |
| 157 | PSXPoint_t DisplayMode; |
| 158 | PSXPoint_t DisplayPosition; |
| 159 | PSXPoint_t DisplayEnd; |
| 160 | |
| 161 | int32_t Double; |
| 162 | int32_t Height; |
| 163 | int32_t PAL; |
| 164 | int32_t InterlacedNew; |
| 165 | int32_t Interlaced; |
| 166 | int32_t RGB24New; |
| 167 | int32_t RGB24; |
| 168 | PSXSPoint_t DrawOffset; |
| 169 | int32_t Disabled; |
| 170 | PSXRect_t Range; |
| 171 | |
| 172 | } PSXDisplay_t; |
| 173 | |
| 174 | ///////////////////////////////////////////////////////////////////////////// |
| 175 | |
| 176 | // draw.c |
| 177 | |
| 178 | extern int32_t GlobalTextAddrX,GlobalTextAddrY,GlobalTextTP; |
| 179 | extern int32_t GlobalTextABR,GlobalTextPAGE; |
| 180 | extern short ly0,lx0,ly1,lx1,ly2,lx2,ly3,lx3; |
| 181 | extern long lLowerpart; |
| 182 | extern BOOL bCheckMask; |
| 183 | extern unsigned short sSetMask; |
| 184 | extern unsigned long lSetMask; |
| 185 | extern short g_m1; |
| 186 | extern short g_m2; |
| 187 | extern short g_m3; |
| 188 | extern short DrawSemiTrans; |
| 189 | |
| 190 | // prim.c |
| 191 | |
| 192 | extern BOOL bUsingTWin; |
| 193 | extern TWin_t TWin; |
| 194 | extern void (*primTableJ[256])(unsigned char *); |
| 195 | extern void (*primTableSkip[256])(unsigned char *); |
| 196 | extern unsigned short usMirror; |
| 197 | extern int iDither; |
| 198 | extern uint32_t dwCfgFixes; |
| 199 | extern uint32_t dwActFixes; |
| 200 | extern int iUseFixes; |
| 201 | extern int iUseDither; |
| 202 | extern BOOL bDoVSyncUpdate; |
| 203 | extern int32_t drawX; |
| 204 | extern int32_t drawY; |
| 205 | extern int32_t drawW; |
| 206 | extern int32_t drawH; |
| 207 | |
| 208 | // gpu.h |
| 209 | |
| 210 | #define OPAQUEON 10 |
| 211 | #define OPAQUEOFF 11 |
| 212 | |
| 213 | #define KEY_RESETTEXSTORE 1 |
| 214 | #define KEY_SHOWFPS 2 |
| 215 | #define KEY_RESETOPAQUE 4 |
| 216 | #define KEY_RESETDITHER 8 |
| 217 | #define KEY_RESETFILTER 16 |
| 218 | #define KEY_RESETADVBLEND 32 |
| 219 | #define KEY_BADTEXTURES 128 |
| 220 | #define KEY_CHECKTHISOUT 256 |
| 221 | |
| 222 | #if !defined(__BIG_ENDIAN__) || defined(__x86_64__) || defined(__i386__) |
| 223 | #ifndef __LITTLE_ENDIAN__ |
| 224 | #define __LITTLE_ENDIAN__ |
| 225 | #endif |
| 226 | #endif |
| 227 | |
| 228 | #ifdef __LITTLE_ENDIAN__ |
| 229 | #define RED(x) (x & 0xff) |
| 230 | #define BLUE(x) ((x>>16) & 0xff) |
| 231 | #define GREEN(x) ((x>>8) & 0xff) |
| 232 | #define COLOR(x) (x & 0xffffff) |
| 233 | #elif defined __BIG_ENDIAN__ |
| 234 | #define RED(x) ((x>>24) & 0xff) |
| 235 | #define BLUE(x) ((x>>8) & 0xff) |
| 236 | #define GREEN(x) ((x>>16) & 0xff) |
| 237 | #define COLOR(x) SWAP32(x & 0xffffff) |
| 238 | #endif |
| 239 | |
| 240 | PSXDisplay_t PSXDisplay; |
| 241 | unsigned char *psxVub; |
| 242 | signed char *psxVsb; |
| 243 | unsigned short *psxVuw; |
| 244 | unsigned short *psxVuw_eom; |
| 245 | signed short *psxVsw; |
| 246 | uint32_t *psxVul; |
| 247 | int32_t *psxVsl; |
| 248 | |
| 249 | long lGPUstatusRet; |
| 250 | uint32_t lGPUInfoVals[16]; |
| 251 | |
| 252 | VRAMLoad_t VRAMWrite; |
| 253 | VRAMLoad_t VRAMRead; |
| 254 | |
| 255 | DATAREGISTERMODES DataWriteMode; |
| 256 | DATAREGISTERMODES DataReadMode; |
| 257 | |
| 258 | BOOL bCheckMask = FALSE; |
| 259 | unsigned short sSetMask = 0; |
| 260 | unsigned long lSetMask = 0; |
| 261 | long lLowerpart; |
| 262 | |
| 263 | #include "../dfxvideo/soft.c" |
| 264 | #include "../dfxvideo/prim.c" |
| 265 | |
| 266 | ///////////////////////////////////////////////////////////////////////////// |
| 267 | |
| 268 | int renderer_init(void) |
| 269 | { |
| 270 | psxVub=(void *)gpu.vram; |
| 271 | |
| 272 | psxVsb=(signed char *)psxVub; // different ways of accessing PSX VRAM |
| 273 | psxVsw=(signed short *)psxVub; |
| 274 | psxVsl=(int32_t *)psxVub; |
| 275 | psxVuw=(unsigned short *)psxVub; |
| 276 | psxVul=(uint32_t *)psxVub; |
| 277 | |
| 278 | psxVuw_eom=psxVuw+1024*512; // pre-calc of end of vram |
| 279 | |
| 280 | PSXDisplay.RGB24 = FALSE; // init some stuff |
| 281 | PSXDisplay.Interlaced = FALSE; |
| 282 | PSXDisplay.DrawOffset.x = 0; |
| 283 | PSXDisplay.DrawOffset.y = 0; |
| 284 | PSXDisplay.DisplayMode.x= 320; |
| 285 | PSXDisplay.DisplayMode.y= 240; |
| 286 | PSXDisplay.Disabled = FALSE; |
| 287 | PSXDisplay.Range.x0=0; |
| 288 | PSXDisplay.Range.x1=0; |
| 289 | PSXDisplay.Double = 1; |
| 290 | |
| 291 | DataWriteMode = DR_NORMAL; |
| 292 | lGPUstatusRet = 0x14802000; |
| 293 | |
| 294 | return 0; |
| 295 | } |
| 296 | |
| 297 | extern const unsigned char cmd_lengths[256]; |
| 298 | |
| 299 | void do_cmd_list(unsigned int *list, int list_len) |
| 300 | { |
| 301 | unsigned int cmd, len; |
| 302 | |
| 303 | unsigned int *list_end = list + list_len; |
| 304 | |
| 305 | for (; list < list_end; list += 1 + len) |
| 306 | { |
| 307 | short *slist = (void *)list; |
| 308 | cmd = *list >> 24; |
| 309 | len = cmd_lengths[cmd]; |
| 310 | |
| 311 | primTableJ[cmd]((void *)list); |
| 312 | |
| 313 | switch(cmd) |
| 314 | { |
| 315 | case 0x48 ... 0x4F: |
| 316 | { |
| 317 | u32 num_vertexes = 1; |
| 318 | u32 *list_position = &(list[2]); |
| 319 | |
| 320 | while(1) |
| 321 | { |
| 322 | if((*list_position & 0xf000f000) == 0x50005000 || list_position >= list_end) |
| 323 | break; |
| 324 | |
| 325 | list_position++; |
| 326 | num_vertexes++; |
| 327 | } |
| 328 | |
| 329 | if(num_vertexes > 2) |
| 330 | len += (num_vertexes - 2); |
| 331 | |
| 332 | break; |
| 333 | } |
| 334 | |
| 335 | case 0x58 ... 0x5F: |
| 336 | { |
| 337 | u32 num_vertexes = 1; |
| 338 | u32 *list_position = &(list[2]); |
| 339 | |
| 340 | while(1) |
| 341 | { |
| 342 | if((*list_position & 0xf000f000) == 0x50005000 || list_position >= list_end) |
| 343 | break; |
| 344 | |
| 345 | list_position += 2; |
| 346 | num_vertexes++; |
| 347 | } |
| 348 | |
| 349 | if(num_vertexes > 2) |
| 350 | len += ((num_vertexes * 2) - 2); |
| 351 | |
| 352 | break; |
| 353 | } |
| 354 | |
| 355 | case 0xA0: // sys -> vid |
| 356 | { |
| 357 | u32 load_width = slist[4]; |
| 358 | u32 load_height = slist[5]; |
| 359 | u32 load_size = load_width * load_height; |
| 360 | |
| 361 | len += load_size / 2; |
| 362 | break; |
| 363 | } |
| 364 | } |
| 365 | } |
| 366 | } |
| 367 | |
| 368 | void renderer_invalidate_caches(int x, int y, int w, int h) |
| 369 | { |
| 370 | } |
| 371 | |
| 372 | void renderer_flush_queues(void) |
| 373 | { |
| 374 | } |
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