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1 | /*************************************************************************** |
2 | * PCSX-Revolution - PlayStation Emulator for Nintendo Wii * | |
3 | * Copyright (C) 2009-2010 PCSX-Revolution Dev Team * | |
4 | * <http://code.google.com/p/pcsx-revolution/> * | |
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 | * GTE functions. | |
24 | */ | |
25 | ||
26 | #include "gte.h" | |
27 | #include "psxmem.h" | |
28 | ||
29 | #define VX(n) (n < 3 ? psxRegs.CP2D.p[n << 1].sw.l : psxRegs.CP2D.p[9].sw.l) | |
30 | #define VY(n) (n < 3 ? psxRegs.CP2D.p[n << 1].sw.h : psxRegs.CP2D.p[10].sw.l) | |
31 | #define VZ(n) (n < 3 ? psxRegs.CP2D.p[(n << 1) + 1].sw.l : psxRegs.CP2D.p[11].sw.l) | |
32 | #define MX11(n) (n < 3 ? psxRegs.CP2C.p[(n << 3)].sw.l : 0) | |
33 | #define MX12(n) (n < 3 ? psxRegs.CP2C.p[(n << 3)].sw.h : 0) | |
34 | #define MX13(n) (n < 3 ? psxRegs.CP2C.p[(n << 3) + 1].sw.l : 0) | |
35 | #define MX21(n) (n < 3 ? psxRegs.CP2C.p[(n << 3) + 1].sw.h : 0) | |
36 | #define MX22(n) (n < 3 ? psxRegs.CP2C.p[(n << 3) + 2].sw.l : 0) | |
37 | #define MX23(n) (n < 3 ? psxRegs.CP2C.p[(n << 3) + 2].sw.h : 0) | |
38 | #define MX31(n) (n < 3 ? psxRegs.CP2C.p[(n << 3) + 3].sw.l : 0) | |
39 | #define MX32(n) (n < 3 ? psxRegs.CP2C.p[(n << 3) + 3].sw.h : 0) | |
40 | #define MX33(n) (n < 3 ? psxRegs.CP2C.p[(n << 3) + 4].sw.l : 0) | |
41 | #define CV1(n) (n < 3 ? (s32)psxRegs.CP2C.r[(n << 3) + 5] : 0) | |
42 | #define CV2(n) (n < 3 ? (s32)psxRegs.CP2C.r[(n << 3) + 6] : 0) | |
43 | #define CV3(n) (n < 3 ? (s32)psxRegs.CP2C.r[(n << 3) + 7] : 0) | |
44 | ||
45 | #define fSX(n) ((psxRegs.CP2D.p)[((n) + 12)].sw.l) | |
46 | #define fSY(n) ((psxRegs.CP2D.p)[((n) + 12)].sw.h) | |
47 | #define fSZ(n) ((psxRegs.CP2D.p)[((n) + 17)].w.l) /* (n == 0) => SZ1; */ | |
48 | ||
49 | #define gteVXY0 (psxRegs.CP2D.r[0]) | |
50 | #define gteVX0 (psxRegs.CP2D.p[0].sw.l) | |
51 | #define gteVY0 (psxRegs.CP2D.p[0].sw.h) | |
52 | #define gteVZ0 (psxRegs.CP2D.p[1].sw.l) | |
53 | #define gteVXY1 (psxRegs.CP2D.r[2]) | |
54 | #define gteVX1 (psxRegs.CP2D.p[2].sw.l) | |
55 | #define gteVY1 (psxRegs.CP2D.p[2].sw.h) | |
56 | #define gteVZ1 (psxRegs.CP2D.p[3].sw.l) | |
57 | #define gteVXY2 (psxRegs.CP2D.r[4]) | |
58 | #define gteVX2 (psxRegs.CP2D.p[4].sw.l) | |
59 | #define gteVY2 (psxRegs.CP2D.p[4].sw.h) | |
60 | #define gteVZ2 (psxRegs.CP2D.p[5].sw.l) | |
61 | #define gteRGB (psxRegs.CP2D.r[6]) | |
62 | #define gteR (psxRegs.CP2D.p[6].b.l) | |
63 | #define gteG (psxRegs.CP2D.p[6].b.h) | |
64 | #define gteB (psxRegs.CP2D.p[6].b.h2) | |
65 | #define gteCODE (psxRegs.CP2D.p[6].b.h3) | |
66 | #define gteOTZ (psxRegs.CP2D.p[7].w.l) | |
67 | #define gteIR0 (psxRegs.CP2D.p[8].sw.l) | |
68 | #define gteIR1 (psxRegs.CP2D.p[9].sw.l) | |
69 | #define gteIR2 (psxRegs.CP2D.p[10].sw.l) | |
70 | #define gteIR3 (psxRegs.CP2D.p[11].sw.l) | |
71 | #define gteSXY0 (psxRegs.CP2D.r[12]) | |
72 | #define gteSX0 (psxRegs.CP2D.p[12].sw.l) | |
73 | #define gteSY0 (psxRegs.CP2D.p[12].sw.h) | |
74 | #define gteSXY1 (psxRegs.CP2D.r[13]) | |
75 | #define gteSX1 (psxRegs.CP2D.p[13].sw.l) | |
76 | #define gteSY1 (psxRegs.CP2D.p[13].sw.h) | |
77 | #define gteSXY2 (psxRegs.CP2D.r[14]) | |
78 | #define gteSX2 (psxRegs.CP2D.p[14].sw.l) | |
79 | #define gteSY2 (psxRegs.CP2D.p[14].sw.h) | |
80 | #define gteSXYP (psxRegs.CP2D.r[15]) | |
81 | #define gteSXP (psxRegs.CP2D.p[15].sw.l) | |
82 | #define gteSYP (psxRegs.CP2D.p[15].sw.h) | |
83 | #define gteSZ0 (psxRegs.CP2D.p[16].w.l) | |
84 | #define gteSZ1 (psxRegs.CP2D.p[17].w.l) | |
85 | #define gteSZ2 (psxRegs.CP2D.p[18].w.l) | |
86 | #define gteSZ3 (psxRegs.CP2D.p[19].w.l) | |
87 | #define gteRGB0 (psxRegs.CP2D.r[20]) | |
88 | #define gteR0 (psxRegs.CP2D.p[20].b.l) | |
89 | #define gteG0 (psxRegs.CP2D.p[20].b.h) | |
90 | #define gteB0 (psxRegs.CP2D.p[20].b.h2) | |
91 | #define gteCODE0 (psxRegs.CP2D.p[20].b.h3) | |
92 | #define gteRGB1 (psxRegs.CP2D.r[21]) | |
93 | #define gteR1 (psxRegs.CP2D.p[21].b.l) | |
94 | #define gteG1 (psxRegs.CP2D.p[21].b.h) | |
95 | #define gteB1 (psxRegs.CP2D.p[21].b.h2) | |
96 | #define gteCODE1 (psxRegs.CP2D.p[21].b.h3) | |
97 | #define gteRGB2 (psxRegs.CP2D.r[22]) | |
98 | #define gteR2 (psxRegs.CP2D.p[22].b.l) | |
99 | #define gteG2 (psxRegs.CP2D.p[22].b.h) | |
100 | #define gteB2 (psxRegs.CP2D.p[22].b.h2) | |
101 | #define gteCODE2 (psxRegs.CP2D.p[22].b.h3) | |
102 | #define gteRES1 (psxRegs.CP2D.r[23]) | |
103 | #define gteMAC0 (((s32 *)psxRegs.CP2D.r)[24]) | |
104 | #define gteMAC1 (((s32 *)psxRegs.CP2D.r)[25]) | |
105 | #define gteMAC2 (((s32 *)psxRegs.CP2D.r)[26]) | |
106 | #define gteMAC3 (((s32 *)psxRegs.CP2D.r)[27]) | |
107 | #define gteIRGB (psxRegs.CP2D.r[28]) | |
108 | #define gteORGB (psxRegs.CP2D.r[29]) | |
109 | #define gteLZCS (psxRegs.CP2D.r[30]) | |
110 | #define gteLZCR (psxRegs.CP2D.r[31]) | |
111 | ||
112 | #define gteR11R12 (((s32 *)psxRegs.CP2C.r)[0]) | |
113 | #define gteR22R23 (((s32 *)psxRegs.CP2C.r)[2]) | |
114 | #define gteR11 (psxRegs.CP2C.p[0].sw.l) | |
115 | #define gteR12 (psxRegs.CP2C.p[0].sw.h) | |
116 | #define gteR13 (psxRegs.CP2C.p[1].sw.l) | |
117 | #define gteR21 (psxRegs.CP2C.p[1].sw.h) | |
118 | #define gteR22 (psxRegs.CP2C.p[2].sw.l) | |
119 | #define gteR23 (psxRegs.CP2C.p[2].sw.h) | |
120 | #define gteR31 (psxRegs.CP2C.p[3].sw.l) | |
121 | #define gteR32 (psxRegs.CP2C.p[3].sw.h) | |
122 | #define gteR33 (psxRegs.CP2C.p[4].sw.l) | |
123 | #define gteTRX (((s32 *)psxRegs.CP2C.r)[5]) | |
124 | #define gteTRY (((s32 *)psxRegs.CP2C.r)[6]) | |
125 | #define gteTRZ (((s32 *)psxRegs.CP2C.r)[7]) | |
126 | #define gteL11 (psxRegs.CP2C.p[8].sw.l) | |
127 | #define gteL12 (psxRegs.CP2C.p[8].sw.h) | |
128 | #define gteL13 (psxRegs.CP2C.p[9].sw.l) | |
129 | #define gteL21 (psxRegs.CP2C.p[9].sw.h) | |
130 | #define gteL22 (psxRegs.CP2C.p[10].sw.l) | |
131 | #define gteL23 (psxRegs.CP2C.p[10].sw.h) | |
132 | #define gteL31 (psxRegs.CP2C.p[11].sw.l) | |
133 | #define gteL32 (psxRegs.CP2C.p[11].sw.h) | |
134 | #define gteL33 (psxRegs.CP2C.p[12].sw.l) | |
135 | #define gteRBK (((s32 *)psxRegs.CP2C.r)[13]) | |
136 | #define gteGBK (((s32 *)psxRegs.CP2C.r)[14]) | |
137 | #define gteBBK (((s32 *)psxRegs.CP2C.r)[15]) | |
138 | #define gteLR1 (psxRegs.CP2C.p[16].sw.l) | |
139 | #define gteLR2 (psxRegs.CP2C.p[16].sw.h) | |
140 | #define gteLR3 (psxRegs.CP2C.p[17].sw.l) | |
141 | #define gteLG1 (psxRegs.CP2C.p[17].sw.h) | |
142 | #define gteLG2 (psxRegs.CP2C.p[18].sw.l) | |
143 | #define gteLG3 (psxRegs.CP2C.p[18].sw.h) | |
144 | #define gteLB1 (psxRegs.CP2C.p[19].sw.l) | |
145 | #define gteLB2 (psxRegs.CP2C.p[19].sw.h) | |
146 | #define gteLB3 (psxRegs.CP2C.p[20].sw.l) | |
147 | #define gteRFC (((s32 *)psxRegs.CP2C.r)[21]) | |
148 | #define gteGFC (((s32 *)psxRegs.CP2C.r)[22]) | |
149 | #define gteBFC (((s32 *)psxRegs.CP2C.r)[23]) | |
150 | #define gteOFX (((s32 *)psxRegs.CP2C.r)[24]) | |
151 | #define gteOFY (((s32 *)psxRegs.CP2C.r)[25]) | |
152 | #define gteH (psxRegs.CP2C.p[26].sw.l) | |
153 | #define gteDQA (psxRegs.CP2C.p[27].sw.l) | |
154 | #define gteDQB (((s32 *)psxRegs.CP2C.r)[28]) | |
155 | #define gteZSF3 (psxRegs.CP2C.p[29].sw.l) | |
156 | #define gteZSF4 (psxRegs.CP2C.p[30].sw.l) | |
157 | #define gteFLAG (psxRegs.CP2C.r[31]) | |
158 | ||
159 | #define GTE_OP(op) ((op >> 20) & 31) | |
160 | #define GTE_SF(op) ((op >> 19) & 1) | |
161 | #define GTE_MX(op) ((op >> 17) & 3) | |
162 | #define GTE_V(op) ((op >> 15) & 3) | |
163 | #define GTE_CV(op) ((op >> 13) & 3) | |
164 | #define GTE_CD(op) ((op >> 11) & 3) /* not used */ | |
165 | #define GTE_LM(op) ((op >> 10) & 1) | |
166 | #define GTE_CT(op) ((op >> 6) & 15) /* not used */ | |
167 | #define GTE_FUNCT(op) (op & 63) | |
168 | ||
169 | #define gteop (psxRegs.code & 0x1ffffff) | |
170 | ||
171 | static inline s64 BOUNDS(s64 n_value, s64 n_max, int n_maxflag, s64 n_min, int n_minflag) { | |
172 | if (n_value > n_max) { | |
173 | gteFLAG |= n_maxflag; | |
174 | } else if (n_value < n_min) { | |
175 | gteFLAG |= n_minflag; | |
176 | } | |
177 | return n_value; | |
178 | } | |
179 | ||
180 | static inline s32 LIM(s32 value, s32 max, s32 min, u32 flag) { | |
181 | s32 ret = value; | |
182 | if (value > max) { | |
183 | gteFLAG |= flag; | |
184 | ret = max; | |
185 | } else if (value < min) { | |
186 | gteFLAG |= flag; | |
187 | ret = min; | |
188 | } | |
189 | return ret; | |
190 | } | |
191 | ||
192 | #define A1(a) BOUNDS((a), 0x7fffffff, (1 << 30), -(s64)0x80000000, (1 << 31) | (1 << 27)) | |
193 | #define A2(a) BOUNDS((a), 0x7fffffff, (1 << 29), -(s64)0x80000000, (1 << 31) | (1 << 26)) | |
194 | #define A3(a) BOUNDS((a), 0x7fffffff, (1 << 28), -(s64)0x80000000, (1 << 31) | (1 << 25)) | |
195 | #define limB1(a, l) LIM((a), 0x7fff, -0x8000 * !l, (1 << 31) | (1 << 24)) | |
196 | #define limB2(a, l) LIM((a), 0x7fff, -0x8000 * !l, (1 << 31) | (1 << 23)) | |
197 | #define limB3(a, l) LIM((a), 0x7fff, -0x8000 * !l, (1 << 22)) | |
198 | #define limC1(a) LIM((a), 0x00ff, 0x0000, (1 << 21)) | |
199 | #define limC2(a) LIM((a), 0x00ff, 0x0000, (1 << 20)) | |
200 | #define limC3(a) LIM((a), 0x00ff, 0x0000, (1 << 19)) | |
201 | #define limD(a) LIM((a), 0xffff, 0x0000, (1 << 31) | (1 << 18)) | |
202 | ||
203 | static inline u32 limE(u32 result) { | |
204 | if (result > 0x1ffff) { | |
205 | gteFLAG |= (1 << 31) | (1 << 17); | |
206 | return 0x1ffff; | |
207 | } | |
208 | return result; | |
209 | } | |
210 | ||
211 | #define F(a) BOUNDS((a), 0x7fffffff, (1 << 31) | (1 << 16), -(s64)0x80000000, (1 << 31) | (1 << 15)) | |
212 | #define limG1(a) LIM((a), 0x3ff, -0x400, (1 << 31) | (1 << 14)) | |
213 | #define limG2(a) LIM((a), 0x3ff, -0x400, (1 << 31) | (1 << 13)) | |
7384197d | 214 | #define limH(a) LIM((a), 0x1000, 0x0000, (1 << 12)) |
ef79bbde P |
215 | |
216 | #include "gte_divider.h" | |
217 | ||
218 | static inline u32 MFC2(int reg) { | |
219 | switch (reg) { | |
220 | case 1: | |
221 | case 3: | |
222 | case 5: | |
223 | case 8: | |
224 | case 9: | |
225 | case 10: | |
226 | case 11: | |
227 | psxRegs.CP2D.r[reg] = (s32)psxRegs.CP2D.p[reg].sw.l; | |
228 | break; | |
229 | ||
230 | case 7: | |
231 | case 16: | |
232 | case 17: | |
233 | case 18: | |
234 | case 19: | |
235 | psxRegs.CP2D.r[reg] = (u32)psxRegs.CP2D.p[reg].w.l; | |
236 | break; | |
237 | ||
238 | case 15: | |
239 | psxRegs.CP2D.r[reg] = gteSXY2; | |
240 | break; | |
241 | ||
242 | case 28: | |
ef79bbde P |
243 | case 29: |
244 | psxRegs.CP2D.r[reg] = LIM(gteIR1 >> 7, 0x1f, 0, 0) | | |
245 | (LIM(gteIR2 >> 7, 0x1f, 0, 0) << 5) | | |
246 | (LIM(gteIR3 >> 7, 0x1f, 0, 0) << 10); | |
247 | break; | |
248 | } | |
249 | return psxRegs.CP2D.r[reg]; | |
250 | } | |
251 | ||
252 | static inline void MTC2(u32 value, int reg) { | |
253 | switch (reg) { | |
254 | case 15: | |
255 | gteSXY0 = gteSXY1; | |
256 | gteSXY1 = gteSXY2; | |
257 | gteSXY2 = value; | |
258 | gteSXYP = value; | |
259 | break; | |
260 | ||
261 | case 28: | |
262 | gteIRGB = value; | |
263 | gteIR1 = (value & 0x1f) << 7; | |
264 | gteIR2 = (value & 0x3e0) << 2; | |
265 | gteIR3 = (value & 0x7c00) >> 3; | |
266 | break; | |
267 | ||
268 | case 30: | |
269 | { | |
270 | int a; | |
271 | gteLZCS = value; | |
272 | ||
273 | a = gteLZCS; | |
274 | if (a > 0) { | |
275 | int i; | |
276 | for (i = 31; (a & (1 << i)) == 0 && i >= 0; i--); | |
277 | gteLZCR = 31 - i; | |
278 | } else if (a < 0) { | |
279 | int i; | |
280 | a ^= 0xffffffff; | |
281 | for (i = 31; (a & (1 << i)) == 0 && i >= 0; i--); | |
282 | gteLZCR = 31 - i; | |
283 | } else { | |
284 | gteLZCR = 32; | |
285 | } | |
286 | } | |
287 | break; | |
288 | ||
ef79bbde P |
289 | case 31: |
290 | return; | |
291 | ||
292 | default: | |
293 | psxRegs.CP2D.r[reg] = value; | |
294 | } | |
295 | } | |
296 | ||
297 | static inline void CTC2(u32 value, int reg) { | |
298 | switch (reg) { | |
299 | case 4: | |
300 | case 12: | |
301 | case 20: | |
302 | case 26: | |
303 | case 27: | |
304 | case 29: | |
305 | case 30: | |
306 | value = (s32)(s16)value; | |
307 | break; | |
308 | ||
309 | case 31: | |
310 | value = value & 0x7ffff000; | |
311 | if (value & 0x7f87e000) value |= 0x80000000; | |
312 | break; | |
313 | } | |
314 | ||
315 | psxRegs.CP2C.r[reg] = value; | |
316 | } | |
317 | ||
318 | void gteMFC2() { | |
319 | if (!_Rt_) return; | |
320 | psxRegs.GPR.r[_Rt_] = MFC2(_Rd_); | |
321 | } | |
322 | ||
323 | void gteCFC2() { | |
324 | if (!_Rt_) return; | |
325 | psxRegs.GPR.r[_Rt_] = psxRegs.CP2C.r[_Rd_]; | |
326 | } | |
327 | ||
328 | void gteMTC2() { | |
329 | MTC2(psxRegs.GPR.r[_Rt_], _Rd_); | |
330 | } | |
331 | ||
332 | void gteCTC2() { | |
333 | CTC2(psxRegs.GPR.r[_Rt_], _Rd_); | |
334 | } | |
335 | ||
336 | #define _oB_ (psxRegs.GPR.r[_Rs_] + _Imm_) | |
337 | ||
338 | void gteLWC2() { | |
339 | MTC2(psxMemRead32(_oB_), _Rt_); | |
340 | } | |
341 | ||
342 | void gteSWC2() { | |
343 | psxMemWrite32(_oB_, MFC2(_Rt_)); | |
344 | } | |
345 | ||
3ebefe71 | 346 | #if 0 |
a2544c92 | 347 | #define DIVIDE DIVIDE_ |
348 | static u32 DIVIDE_(s16 n, u16 d) { | |
349 | if (n >= 0 && n < d * 2) { | |
350 | s32 n_ = n; | |
351 | return ((n_ << 16) + d / 2) / d; | |
352 | //return (u32)((float)(n_ << 16) / (float)d + (float)0.5); | |
353 | } | |
354 | return 0xffffffff; | |
355 | } | |
3ebefe71 | 356 | #endif |
a2544c92 | 357 | |
ef79bbde P |
358 | void gteRTPS() { |
359 | int quotient; | |
360 | ||
361 | #ifdef GTE_LOG | |
362 | GTE_LOG("GTE RTPS\n"); | |
363 | #endif | |
364 | gteFLAG = 0; | |
365 | ||
366 | gteMAC1 = A1((((s64)gteTRX << 12) + (gteR11 * gteVX0) + (gteR12 * gteVY0) + (gteR13 * gteVZ0)) >> 12); | |
367 | gteMAC2 = A2((((s64)gteTRY << 12) + (gteR21 * gteVX0) + (gteR22 * gteVY0) + (gteR23 * gteVZ0)) >> 12); | |
368 | gteMAC3 = A3((((s64)gteTRZ << 12) + (gteR31 * gteVX0) + (gteR32 * gteVY0) + (gteR33 * gteVZ0)) >> 12); | |
369 | gteIR1 = limB1(gteMAC1, 0); | |
370 | gteIR2 = limB2(gteMAC2, 0); | |
371 | gteIR3 = limB3(gteMAC3, 0); | |
372 | gteSZ0 = gteSZ1; | |
373 | gteSZ1 = gteSZ2; | |
374 | gteSZ2 = gteSZ3; | |
375 | gteSZ3 = limD(gteMAC3); | |
376 | quotient = limE(DIVIDE(gteH, gteSZ3)); | |
377 | gteSXY0 = gteSXY1; | |
378 | gteSXY1 = gteSXY2; | |
379 | gteSX2 = limG1(F((s64)gteOFX + ((s64)gteIR1 * quotient)) >> 16); | |
380 | gteSY2 = limG2(F((s64)gteOFY + ((s64)gteIR2 * quotient)) >> 16); | |
381 | ||
631e6f28 | 382 | gteMAC0 = F((s64)gteDQB + ((s64)gteDQA * quotient)); |
383 | gteIR0 = limH(gteMAC0 >> 12); | |
ef79bbde P |
384 | } |
385 | ||
386 | void gteRTPT() { | |
387 | int quotient; | |
388 | int v; | |
389 | s32 vx, vy, vz; | |
390 | ||
391 | #ifdef GTE_LOG | |
392 | GTE_LOG("GTE RTPT\n"); | |
393 | #endif | |
394 | gteFLAG = 0; | |
395 | ||
396 | gteSZ0 = gteSZ3; | |
397 | for (v = 0; v < 3; v++) { | |
398 | vx = VX(v); | |
399 | vy = VY(v); | |
400 | vz = VZ(v); | |
401 | gteMAC1 = A1((((s64)gteTRX << 12) + (gteR11 * vx) + (gteR12 * vy) + (gteR13 * vz)) >> 12); | |
402 | gteMAC2 = A2((((s64)gteTRY << 12) + (gteR21 * vx) + (gteR22 * vy) + (gteR23 * vz)) >> 12); | |
403 | gteMAC3 = A3((((s64)gteTRZ << 12) + (gteR31 * vx) + (gteR32 * vy) + (gteR33 * vz)) >> 12); | |
404 | gteIR1 = limB1(gteMAC1, 0); | |
405 | gteIR2 = limB2(gteMAC2, 0); | |
406 | gteIR3 = limB3(gteMAC3, 0); | |
407 | fSZ(v) = limD(gteMAC3); | |
408 | quotient = limE(DIVIDE(gteH, fSZ(v))); | |
409 | fSX(v) = limG1(F((s64)gteOFX + ((s64)gteIR1 * quotient)) >> 16); | |
410 | fSY(v) = limG2(F((s64)gteOFY + ((s64)gteIR2 * quotient)) >> 16); | |
411 | } | |
631e6f28 | 412 | gteMAC0 = F((s64)gteDQB + ((s64)gteDQA * quotient)); |
413 | gteIR0 = limH(gteMAC0 >> 12); | |
ef79bbde P |
414 | } |
415 | ||
416 | void gteMVMVA() { | |
417 | int shift = 12 * GTE_SF(gteop); | |
418 | int mx = GTE_MX(gteop); | |
419 | int v = GTE_V(gteop); | |
420 | int cv = GTE_CV(gteop); | |
421 | int lm = GTE_LM(gteop); | |
422 | s32 vx = VX(v); | |
423 | s32 vy = VY(v); | |
424 | s32 vz = VZ(v); | |
425 | ||
426 | #ifdef GTE_LOG | |
427 | GTE_LOG("GTE MVMVA\n"); | |
428 | #endif | |
429 | gteFLAG = 0; | |
430 | ||
431 | gteMAC1 = A1((((s64)CV1(cv) << 12) + (MX11(mx) * vx) + (MX12(mx) * vy) + (MX13(mx) * vz)) >> shift); | |
432 | gteMAC2 = A2((((s64)CV2(cv) << 12) + (MX21(mx) * vx) + (MX22(mx) * vy) + (MX23(mx) * vz)) >> shift); | |
433 | gteMAC3 = A3((((s64)CV3(cv) << 12) + (MX31(mx) * vx) + (MX32(mx) * vy) + (MX33(mx) * vz)) >> shift); | |
434 | ||
435 | gteIR1 = limB1(gteMAC1, lm); | |
436 | gteIR2 = limB2(gteMAC2, lm); | |
437 | gteIR3 = limB3(gteMAC3, lm); | |
438 | } | |
439 | ||
440 | void gteNCLIP() { | |
441 | #ifdef GTE_LOG | |
442 | GTE_LOG("GTE NCLIP\n"); | |
443 | #endif | |
444 | gteFLAG = 0; | |
445 | ||
446 | gteMAC0 = F((s64)gteSX0 * (gteSY1 - gteSY2) + | |
447 | gteSX1 * (gteSY2 - gteSY0) + | |
448 | gteSX2 * (gteSY0 - gteSY1)); | |
449 | } | |
450 | ||
451 | void gteAVSZ3() { | |
452 | #ifdef GTE_LOG | |
453 | GTE_LOG("GTE AVSZ3\n"); | |
454 | #endif | |
455 | gteFLAG = 0; | |
456 | ||
457 | gteMAC0 = F((s64)(gteZSF3 * gteSZ1) + (gteZSF3 * gteSZ2) + (gteZSF3 * gteSZ3)); | |
458 | gteOTZ = limD(gteMAC0 >> 12); | |
459 | } | |
460 | ||
461 | void gteAVSZ4() { | |
462 | #ifdef GTE_LOG | |
463 | GTE_LOG("GTE AVSZ4\n"); | |
464 | #endif | |
465 | gteFLAG = 0; | |
466 | ||
467 | gteMAC0 = F((s64)(gteZSF4 * (gteSZ0 + gteSZ1 + gteSZ2 + gteSZ3))); | |
468 | gteOTZ = limD(gteMAC0 >> 12); | |
469 | } | |
470 | ||
471 | void gteSQR() { | |
472 | int shift = 12 * GTE_SF(gteop); | |
473 | int lm = GTE_LM(gteop); | |
474 | ||
475 | #ifdef GTE_LOG | |
476 | GTE_LOG("GTE SQR\n"); | |
477 | #endif | |
478 | gteFLAG = 0; | |
479 | ||
480 | gteMAC1 = A1((gteIR1 * gteIR1) >> shift); | |
481 | gteMAC2 = A2((gteIR2 * gteIR2) >> shift); | |
482 | gteMAC3 = A3((gteIR3 * gteIR3) >> shift); | |
7384197d | 483 | gteIR1 = limB1(gteMAC1, lm); |
484 | gteIR2 = limB2(gteMAC2, lm); | |
485 | gteIR3 = limB3(gteMAC3, lm); | |
ef79bbde P |
486 | } |
487 | ||
488 | void gteNCCS() { | |
489 | #ifdef GTE_LOG | |
490 | GTE_LOG("GTE NCCS\n"); | |
491 | #endif | |
492 | gteFLAG = 0; | |
493 | ||
494 | gteMAC1 = A1((((s64)gteL11 * gteVX0) + (gteL12 * gteVY0) + (gteL13 * gteVZ0)) >> 12); | |
495 | gteMAC2 = A2((((s64)gteL21 * gteVX0) + (gteL22 * gteVY0) + (gteL23 * gteVZ0)) >> 12); | |
496 | gteMAC3 = A3((((s64)gteL31 * gteVX0) + (gteL32 * gteVY0) + (gteL33 * gteVZ0)) >> 12); | |
497 | gteIR1 = limB1(gteMAC1, 1); | |
498 | gteIR2 = limB2(gteMAC2, 1); | |
499 | gteIR3 = limB3(gteMAC3, 1); | |
500 | gteMAC1 = A1((((s64)gteRBK << 12) + (gteLR1 * gteIR1) + (gteLR2 * gteIR2) + (gteLR3 * gteIR3)) >> 12); | |
501 | gteMAC2 = A2((((s64)gteGBK << 12) + (gteLG1 * gteIR1) + (gteLG2 * gteIR2) + (gteLG3 * gteIR3)) >> 12); | |
502 | gteMAC3 = A3((((s64)gteBBK << 12) + (gteLB1 * gteIR1) + (gteLB2 * gteIR2) + (gteLB3 * gteIR3)) >> 12); | |
503 | gteIR1 = limB1(gteMAC1, 1); | |
504 | gteIR2 = limB2(gteMAC2, 1); | |
505 | gteIR3 = limB3(gteMAC3, 1); | |
506 | gteMAC1 = A1(((s64)gteR * gteIR1) >> 8); | |
507 | gteMAC2 = A2(((s64)gteG * gteIR2) >> 8); | |
508 | gteMAC3 = A3(((s64)gteB * gteIR3) >> 8); | |
509 | gteIR1 = limB1(gteMAC1, 1); | |
510 | gteIR2 = limB2(gteMAC2, 1); | |
511 | gteIR3 = limB3(gteMAC3, 1); | |
512 | ||
513 | gteRGB0 = gteRGB1; | |
514 | gteRGB1 = gteRGB2; | |
515 | gteCODE2 = gteCODE; | |
516 | gteR2 = limC1(gteMAC1 >> 4); | |
517 | gteG2 = limC2(gteMAC2 >> 4); | |
518 | gteB2 = limC3(gteMAC3 >> 4); | |
519 | } | |
520 | ||
521 | void gteNCCT() { | |
522 | int v; | |
523 | s32 vx, vy, vz; | |
524 | ||
525 | #ifdef GTE_LOG | |
526 | GTE_LOG("GTE NCCT\n"); | |
527 | #endif | |
528 | gteFLAG = 0; | |
529 | ||
530 | for (v = 0; v < 3; v++) { | |
531 | vx = VX(v); | |
532 | vy = VY(v); | |
533 | vz = VZ(v); | |
534 | gteMAC1 = A1((((s64)gteL11 * vx) + (gteL12 * vy) + (gteL13 * vz)) >> 12); | |
535 | gteMAC2 = A2((((s64)gteL21 * vx) + (gteL22 * vy) + (gteL23 * vz)) >> 12); | |
536 | gteMAC3 = A3((((s64)gteL31 * vx) + (gteL32 * vy) + (gteL33 * vz)) >> 12); | |
537 | gteIR1 = limB1(gteMAC1, 1); | |
538 | gteIR2 = limB2(gteMAC2, 1); | |
539 | gteIR3 = limB3(gteMAC3, 1); | |
540 | gteMAC1 = A1((((s64)gteRBK << 12) + (gteLR1 * gteIR1) + (gteLR2 * gteIR2) + (gteLR3 * gteIR3)) >> 12); | |
541 | gteMAC2 = A2((((s64)gteGBK << 12) + (gteLG1 * gteIR1) + (gteLG2 * gteIR2) + (gteLG3 * gteIR3)) >> 12); | |
542 | gteMAC3 = A3((((s64)gteBBK << 12) + (gteLB1 * gteIR1) + (gteLB2 * gteIR2) + (gteLB3 * gteIR3)) >> 12); | |
543 | gteIR1 = limB1(gteMAC1, 1); | |
544 | gteIR2 = limB2(gteMAC2, 1); | |
545 | gteIR3 = limB3(gteMAC3, 1); | |
546 | gteMAC1 = A1(((s64)gteR * gteIR1) >> 8); | |
547 | gteMAC2 = A2(((s64)gteG * gteIR2) >> 8); | |
548 | gteMAC3 = A3(((s64)gteB * gteIR3) >> 8); | |
549 | ||
550 | gteRGB0 = gteRGB1; | |
551 | gteRGB1 = gteRGB2; | |
552 | gteCODE2 = gteCODE; | |
553 | gteR2 = limC1(gteMAC1 >> 4); | |
554 | gteG2 = limC2(gteMAC2 >> 4); | |
555 | gteB2 = limC3(gteMAC3 >> 4); | |
556 | } | |
557 | gteIR1 = limB1(gteMAC1, 1); | |
558 | gteIR2 = limB2(gteMAC2, 1); | |
559 | gteIR3 = limB3(gteMAC3, 1); | |
560 | } | |
561 | ||
562 | void gteNCDS() { | |
563 | #ifdef GTE_LOG | |
564 | GTE_LOG("GTE NCDS\n"); | |
565 | #endif | |
566 | gteFLAG = 0; | |
567 | ||
568 | gteMAC1 = A1((((s64)gteL11 * gteVX0) + (gteL12 * gteVY0) + (gteL13 * gteVZ0)) >> 12); | |
569 | gteMAC2 = A2((((s64)gteL21 * gteVX0) + (gteL22 * gteVY0) + (gteL23 * gteVZ0)) >> 12); | |
570 | gteMAC3 = A3((((s64)gteL31 * gteVX0) + (gteL32 * gteVY0) + (gteL33 * gteVZ0)) >> 12); | |
571 | gteIR1 = limB1(gteMAC1, 1); | |
572 | gteIR2 = limB2(gteMAC2, 1); | |
573 | gteIR3 = limB3(gteMAC3, 1); | |
574 | gteMAC1 = A1((((s64)gteRBK << 12) + (gteLR1 * gteIR1) + (gteLR2 * gteIR2) + (gteLR3 * gteIR3)) >> 12); | |
575 | gteMAC2 = A2((((s64)gteGBK << 12) + (gteLG1 * gteIR1) + (gteLG2 * gteIR2) + (gteLG3 * gteIR3)) >> 12); | |
576 | gteMAC3 = A3((((s64)gteBBK << 12) + (gteLB1 * gteIR1) + (gteLB2 * gteIR2) + (gteLB3 * gteIR3)) >> 12); | |
577 | gteIR1 = limB1(gteMAC1, 1); | |
578 | gteIR2 = limB2(gteMAC2, 1); | |
579 | gteIR3 = limB3(gteMAC3, 1); | |
580 | gteMAC1 = A1(((((s64)gteR << 4) * gteIR1) + (gteIR0 * limB1(gteRFC - ((gteR * gteIR1) >> 8), 0))) >> 12); | |
581 | gteMAC2 = A2(((((s64)gteG << 4) * gteIR2) + (gteIR0 * limB2(gteGFC - ((gteG * gteIR2) >> 8), 0))) >> 12); | |
582 | gteMAC3 = A3(((((s64)gteB << 4) * gteIR3) + (gteIR0 * limB3(gteBFC - ((gteB * gteIR3) >> 8), 0))) >> 12); | |
583 | gteIR1 = limB1(gteMAC1, 1); | |
584 | gteIR2 = limB2(gteMAC2, 1); | |
585 | gteIR3 = limB3(gteMAC3, 1); | |
586 | ||
587 | gteRGB0 = gteRGB1; | |
588 | gteRGB1 = gteRGB2; | |
589 | gteCODE2 = gteCODE; | |
590 | gteR2 = limC1(gteMAC1 >> 4); | |
591 | gteG2 = limC2(gteMAC2 >> 4); | |
592 | gteB2 = limC3(gteMAC3 >> 4); | |
593 | } | |
594 | ||
595 | void gteNCDT() { | |
596 | int v; | |
597 | s32 vx, vy, vz; | |
598 | ||
599 | #ifdef GTE_LOG | |
600 | GTE_LOG("GTE NCDT\n"); | |
601 | #endif | |
602 | gteFLAG = 0; | |
603 | ||
604 | for (v = 0; v < 3; v++) { | |
605 | vx = VX(v); | |
606 | vy = VY(v); | |
607 | vz = VZ(v); | |
608 | gteMAC1 = A1((((s64)gteL11 * vx) + (gteL12 * vy) + (gteL13 * vz)) >> 12); | |
609 | gteMAC2 = A2((((s64)gteL21 * vx) + (gteL22 * vy) + (gteL23 * vz)) >> 12); | |
610 | gteMAC3 = A3((((s64)gteL31 * vx) + (gteL32 * vy) + (gteL33 * vz)) >> 12); | |
611 | gteIR1 = limB1(gteMAC1, 1); | |
612 | gteIR2 = limB2(gteMAC2, 1); | |
613 | gteIR3 = limB3(gteMAC3, 1); | |
614 | gteMAC1 = A1((((s64)gteRBK << 12) + (gteLR1 * gteIR1) + (gteLR2 * gteIR2) + (gteLR3 * gteIR3)) >> 12); | |
615 | gteMAC2 = A2((((s64)gteGBK << 12) + (gteLG1 * gteIR1) + (gteLG2 * gteIR2) + (gteLG3 * gteIR3)) >> 12); | |
616 | gteMAC3 = A3((((s64)gteBBK << 12) + (gteLB1 * gteIR1) + (gteLB2 * gteIR2) + (gteLB3 * gteIR3)) >> 12); | |
617 | gteIR1 = limB1(gteMAC1, 1); | |
618 | gteIR2 = limB2(gteMAC2, 1); | |
619 | gteIR3 = limB3(gteMAC3, 1); | |
620 | gteMAC1 = A1(((((s64)gteR << 4) * gteIR1) + (gteIR0 * limB1(gteRFC - ((gteR * gteIR1) >> 8), 0))) >> 12); | |
621 | gteMAC2 = A2(((((s64)gteG << 4) * gteIR2) + (gteIR0 * limB2(gteGFC - ((gteG * gteIR2) >> 8), 0))) >> 12); | |
622 | gteMAC3 = A3(((((s64)gteB << 4) * gteIR3) + (gteIR0 * limB3(gteBFC - ((gteB * gteIR3) >> 8), 0))) >> 12); | |
623 | ||
624 | gteRGB0 = gteRGB1; | |
625 | gteRGB1 = gteRGB2; | |
626 | gteCODE2 = gteCODE; | |
627 | gteR2 = limC1(gteMAC1 >> 4); | |
628 | gteG2 = limC2(gteMAC2 >> 4); | |
629 | gteB2 = limC3(gteMAC3 >> 4); | |
630 | } | |
631 | gteIR1 = limB1(gteMAC1, 1); | |
632 | gteIR2 = limB2(gteMAC2, 1); | |
633 | gteIR3 = limB3(gteMAC3, 1); | |
634 | } | |
635 | ||
636 | void gteOP() { | |
637 | int shift = 12 * GTE_SF(gteop); | |
638 | int lm = GTE_LM(gteop); | |
639 | ||
640 | #ifdef GTE_LOG | |
641 | GTE_LOG("GTE OP\n"); | |
642 | #endif | |
643 | gteFLAG = 0; | |
644 | ||
645 | gteMAC1 = A1(((s64)(gteR22 * gteIR3) - (gteR33 * gteIR2)) >> shift); | |
646 | gteMAC2 = A2(((s64)(gteR33 * gteIR1) - (gteR11 * gteIR3)) >> shift); | |
647 | gteMAC3 = A3(((s64)(gteR11 * gteIR2) - (gteR22 * gteIR1)) >> shift); | |
648 | gteIR1 = limB1(gteMAC1, lm); | |
649 | gteIR2 = limB2(gteMAC2, lm); | |
650 | gteIR3 = limB3(gteMAC3, lm); | |
651 | } | |
652 | ||
653 | void gteDCPL() { | |
654 | int lm = GTE_LM(gteop); | |
655 | ||
656 | s64 RIR1 = ((s64)gteR * gteIR1) >> 8; | |
657 | s64 GIR2 = ((s64)gteG * gteIR2) >> 8; | |
658 | s64 BIR3 = ((s64)gteB * gteIR3) >> 8; | |
659 | ||
660 | #ifdef GTE_LOG | |
661 | GTE_LOG("GTE DCPL\n"); | |
662 | #endif | |
663 | gteFLAG = 0; | |
664 | ||
665 | gteMAC1 = A1(RIR1 + ((gteIR0 * limB1(gteRFC - RIR1, 0)) >> 12)); | |
666 | gteMAC2 = A2(GIR2 + ((gteIR0 * limB1(gteGFC - GIR2, 0)) >> 12)); | |
667 | gteMAC3 = A3(BIR3 + ((gteIR0 * limB1(gteBFC - BIR3, 0)) >> 12)); | |
668 | ||
669 | gteIR1 = limB1(gteMAC1, lm); | |
670 | gteIR2 = limB2(gteMAC2, lm); | |
671 | gteIR3 = limB3(gteMAC3, lm); | |
672 | ||
673 | gteRGB0 = gteRGB1; | |
674 | gteRGB1 = gteRGB2; | |
675 | gteCODE2 = gteCODE; | |
676 | gteR2 = limC1(gteMAC1 >> 4); | |
677 | gteG2 = limC2(gteMAC2 >> 4); | |
678 | gteB2 = limC3(gteMAC3 >> 4); | |
679 | } | |
680 | ||
681 | void gteGPF() { | |
682 | int shift = 12 * GTE_SF(gteop); | |
683 | ||
684 | #ifdef GTE_LOG | |
685 | GTE_LOG("GTE GPF\n"); | |
686 | #endif | |
687 | gteFLAG = 0; | |
688 | ||
689 | gteMAC1 = A1(((s64)gteIR0 * gteIR1) >> shift); | |
690 | gteMAC2 = A2(((s64)gteIR0 * gteIR2) >> shift); | |
691 | gteMAC3 = A3(((s64)gteIR0 * gteIR3) >> shift); | |
692 | gteIR1 = limB1(gteMAC1, 0); | |
693 | gteIR2 = limB2(gteMAC2, 0); | |
694 | gteIR3 = limB3(gteMAC3, 0); | |
695 | ||
696 | gteRGB0 = gteRGB1; | |
697 | gteRGB1 = gteRGB2; | |
698 | gteCODE2 = gteCODE; | |
699 | gteR2 = limC1(gteMAC1 >> 4); | |
700 | gteG2 = limC2(gteMAC2 >> 4); | |
701 | gteB2 = limC3(gteMAC3 >> 4); | |
702 | } | |
703 | ||
704 | void gteGPL() { | |
705 | int shift = 12 * GTE_SF(gteop); | |
706 | ||
707 | #ifdef GTE_LOG | |
708 | GTE_LOG("GTE GPL\n"); | |
709 | #endif | |
710 | gteFLAG = 0; | |
711 | ||
712 | gteMAC1 = A1((((s64)gteMAC1 << shift) + (gteIR0 * gteIR1)) >> shift); | |
713 | gteMAC2 = A2((((s64)gteMAC2 << shift) + (gteIR0 * gteIR2)) >> shift); | |
714 | gteMAC3 = A3((((s64)gteMAC3 << shift) + (gteIR0 * gteIR3)) >> shift); | |
715 | gteIR1 = limB1(gteMAC1, 0); | |
716 | gteIR2 = limB2(gteMAC2, 0); | |
717 | gteIR3 = limB3(gteMAC3, 0); | |
718 | ||
719 | gteRGB0 = gteRGB1; | |
720 | gteRGB1 = gteRGB2; | |
721 | gteCODE2 = gteCODE; | |
722 | gteR2 = limC1(gteMAC1 >> 4); | |
723 | gteG2 = limC2(gteMAC2 >> 4); | |
724 | gteB2 = limC3(gteMAC3 >> 4); | |
725 | } | |
726 | ||
727 | void gteDPCS() { | |
728 | int shift = 12 * GTE_SF(gteop); | |
729 | ||
730 | #ifdef GTE_LOG | |
731 | GTE_LOG("GTE DPCS\n"); | |
732 | #endif | |
733 | gteFLAG = 0; | |
734 | ||
735 | gteMAC1 = A1(((gteR << 16) + (gteIR0 * limB1(A1((s64)gteRFC - (gteR << 4)) << (12 - shift), 0))) >> 12); | |
736 | gteMAC2 = A2(((gteG << 16) + (gteIR0 * limB2(A2((s64)gteGFC - (gteG << 4)) << (12 - shift), 0))) >> 12); | |
737 | gteMAC3 = A3(((gteB << 16) + (gteIR0 * limB3(A3((s64)gteBFC - (gteB << 4)) << (12 - shift), 0))) >> 12); | |
738 | ||
739 | gteIR1 = limB1(gteMAC1, 0); | |
740 | gteIR2 = limB2(gteMAC2, 0); | |
741 | gteIR3 = limB3(gteMAC3, 0); | |
742 | gteRGB0 = gteRGB1; | |
743 | gteRGB1 = gteRGB2; | |
744 | gteCODE2 = gteCODE; | |
745 | gteR2 = limC1(gteMAC1 >> 4); | |
746 | gteG2 = limC2(gteMAC2 >> 4); | |
747 | gteB2 = limC3(gteMAC3 >> 4); | |
748 | } | |
749 | ||
750 | void gteDPCT() { | |
751 | int v; | |
752 | ||
753 | #ifdef GTE_LOG | |
754 | GTE_LOG("GTE DPCT\n"); | |
755 | #endif | |
756 | gteFLAG = 0; | |
757 | ||
758 | for (v = 0; v < 3; v++) { | |
759 | gteMAC1 = A1((((s64)gteR0 << 16) + ((s64)gteIR0 * (limB1(gteRFC - (gteR0 << 4), 0)))) >> 12); | |
760 | gteMAC2 = A2((((s64)gteG0 << 16) + ((s64)gteIR0 * (limB1(gteGFC - (gteG0 << 4), 0)))) >> 12); | |
761 | gteMAC3 = A3((((s64)gteB0 << 16) + ((s64)gteIR0 * (limB1(gteBFC - (gteB0 << 4), 0)))) >> 12); | |
762 | ||
763 | gteRGB0 = gteRGB1; | |
764 | gteRGB1 = gteRGB2; | |
765 | gteCODE2 = gteCODE; | |
766 | gteR2 = limC1(gteMAC1 >> 4); | |
767 | gteG2 = limC2(gteMAC2 >> 4); | |
768 | gteB2 = limC3(gteMAC3 >> 4); | |
769 | } | |
770 | gteIR1 = limB1(gteMAC1, 0); | |
771 | gteIR2 = limB2(gteMAC2, 0); | |
772 | gteIR3 = limB3(gteMAC3, 0); | |
773 | } | |
774 | ||
775 | void gteNCS() { | |
776 | #ifdef GTE_LOG | |
777 | GTE_LOG("GTE NCS\n"); | |
778 | #endif | |
779 | gteFLAG = 0; | |
780 | ||
781 | gteMAC1 = A1((((s64)gteL11 * gteVX0) + (gteL12 * gteVY0) + (gteL13 * gteVZ0)) >> 12); | |
782 | gteMAC2 = A2((((s64)gteL21 * gteVX0) + (gteL22 * gteVY0) + (gteL23 * gteVZ0)) >> 12); | |
783 | gteMAC3 = A3((((s64)gteL31 * gteVX0) + (gteL32 * gteVY0) + (gteL33 * gteVZ0)) >> 12); | |
784 | gteIR1 = limB1(gteMAC1, 1); | |
785 | gteIR2 = limB2(gteMAC2, 1); | |
786 | gteIR3 = limB3(gteMAC3, 1); | |
787 | gteMAC1 = A1((((s64)gteRBK << 12) + (gteLR1 * gteIR1) + (gteLR2 * gteIR2) + (gteLR3 * gteIR3)) >> 12); | |
788 | gteMAC2 = A2((((s64)gteGBK << 12) + (gteLG1 * gteIR1) + (gteLG2 * gteIR2) + (gteLG3 * gteIR3)) >> 12); | |
789 | gteMAC3 = A3((((s64)gteBBK << 12) + (gteLB1 * gteIR1) + (gteLB2 * gteIR2) + (gteLB3 * gteIR3)) >> 12); | |
790 | gteIR1 = limB1(gteMAC1, 1); | |
791 | gteIR2 = limB2(gteMAC2, 1); | |
792 | gteIR3 = limB3(gteMAC3, 1); | |
793 | ||
794 | gteRGB0 = gteRGB1; | |
795 | gteRGB1 = gteRGB2; | |
796 | gteCODE2 = gteCODE; | |
797 | gteR2 = limC1(gteMAC1 >> 4); | |
798 | gteG2 = limC2(gteMAC2 >> 4); | |
799 | gteB2 = limC3(gteMAC3 >> 4); | |
800 | } | |
801 | ||
802 | void gteNCT() { | |
803 | int v; | |
804 | s32 vx, vy, vz; | |
805 | ||
806 | #ifdef GTE_LOG | |
807 | GTE_LOG("GTE NCT\n"); | |
808 | #endif | |
809 | gteFLAG = 0; | |
810 | ||
811 | for (v = 0; v < 3; v++) { | |
812 | vx = VX(v); | |
813 | vy = VY(v); | |
814 | vz = VZ(v); | |
815 | gteMAC1 = A1((((s64)gteL11 * vx) + (gteL12 * vy) + (gteL13 * vz)) >> 12); | |
816 | gteMAC2 = A2((((s64)gteL21 * vx) + (gteL22 * vy) + (gteL23 * vz)) >> 12); | |
817 | gteMAC3 = A3((((s64)gteL31 * vx) + (gteL32 * vy) + (gteL33 * vz)) >> 12); | |
818 | gteIR1 = limB1(gteMAC1, 1); | |
819 | gteIR2 = limB2(gteMAC2, 1); | |
820 | gteIR3 = limB3(gteMAC3, 1); | |
821 | gteMAC1 = A1((((s64)gteRBK << 12) + (gteLR1 * gteIR1) + (gteLR2 * gteIR2) + (gteLR3 * gteIR3)) >> 12); | |
822 | gteMAC2 = A2((((s64)gteGBK << 12) + (gteLG1 * gteIR1) + (gteLG2 * gteIR2) + (gteLG3 * gteIR3)) >> 12); | |
823 | gteMAC3 = A3((((s64)gteBBK << 12) + (gteLB1 * gteIR1) + (gteLB2 * gteIR2) + (gteLB3 * gteIR3)) >> 12); | |
824 | gteRGB0 = gteRGB1; | |
825 | gteRGB1 = gteRGB2; | |
826 | gteCODE2 = gteCODE; | |
827 | gteR2 = limC1(gteMAC1 >> 4); | |
828 | gteG2 = limC2(gteMAC2 >> 4); | |
829 | gteB2 = limC3(gteMAC3 >> 4); | |
830 | } | |
831 | gteIR1 = limB1(gteMAC1, 1); | |
832 | gteIR2 = limB2(gteMAC2, 1); | |
833 | gteIR3 = limB3(gteMAC3, 1); | |
834 | } | |
835 | ||
836 | void gteCC() { | |
837 | #ifdef GTE_LOG | |
838 | GTE_LOG("GTE CC\n"); | |
839 | #endif | |
840 | gteFLAG = 0; | |
841 | ||
842 | gteMAC1 = A1((((s64)gteRBK << 12) + (gteLR1 * gteIR1) + (gteLR2 * gteIR2) + (gteLR3 * gteIR3)) >> 12); | |
843 | gteMAC2 = A2((((s64)gteGBK << 12) + (gteLG1 * gteIR1) + (gteLG2 * gteIR2) + (gteLG3 * gteIR3)) >> 12); | |
844 | gteMAC3 = A3((((s64)gteBBK << 12) + (gteLB1 * gteIR1) + (gteLB2 * gteIR2) + (gteLB3 * gteIR3)) >> 12); | |
845 | gteIR1 = limB1(gteMAC1, 1); | |
846 | gteIR2 = limB2(gteMAC2, 1); | |
847 | gteIR3 = limB3(gteMAC3, 1); | |
848 | gteMAC1 = A1(((s64)gteR * gteIR1) >> 8); | |
849 | gteMAC2 = A2(((s64)gteG * gteIR2) >> 8); | |
850 | gteMAC3 = A3(((s64)gteB * gteIR3) >> 8); | |
851 | gteIR1 = limB1(gteMAC1, 1); | |
852 | gteIR2 = limB2(gteMAC2, 1); | |
853 | gteIR3 = limB3(gteMAC3, 1); | |
854 | ||
855 | gteRGB0 = gteRGB1; | |
856 | gteRGB1 = gteRGB2; | |
857 | gteCODE2 = gteCODE; | |
858 | gteR2 = limC1(gteMAC1 >> 4); | |
859 | gteG2 = limC2(gteMAC2 >> 4); | |
860 | gteB2 = limC3(gteMAC3 >> 4); | |
861 | } | |
862 | ||
863 | void gteINTPL() { | |
864 | int shift = 12 * GTE_SF(gteop); | |
865 | int lm = GTE_LM(gteop); | |
866 | ||
867 | #ifdef GTE_LOG | |
868 | GTE_LOG("GTE INTPL\n"); | |
869 | #endif | |
870 | gteFLAG = 0; | |
871 | ||
872 | gteMAC1 = A1(((gteIR1 << 12) + (gteIR0 * limB1(((s64)gteRFC - gteIR1), 0))) >> shift); | |
873 | gteMAC2 = A2(((gteIR2 << 12) + (gteIR0 * limB2(((s64)gteGFC - gteIR2), 0))) >> shift); | |
874 | gteMAC3 = A3(((gteIR3 << 12) + (gteIR0 * limB3(((s64)gteBFC - gteIR3), 0))) >> shift); | |
875 | gteIR1 = limB1(gteMAC1, lm); | |
876 | gteIR2 = limB2(gteMAC2, lm); | |
877 | gteIR3 = limB3(gteMAC3, lm); | |
878 | gteRGB0 = gteRGB1; | |
879 | gteRGB1 = gteRGB2; | |
880 | gteCODE2 = gteCODE; | |
881 | gteR2 = limC1(gteMAC1 >> 4); | |
882 | gteG2 = limC2(gteMAC2 >> 4); | |
883 | gteB2 = limC3(gteMAC3 >> 4); | |
884 | } | |
885 | ||
886 | void gteCDP() { | |
887 | #ifdef GTE_LOG | |
888 | GTE_LOG("GTE CDP\n"); | |
889 | #endif | |
890 | gteFLAG = 0; | |
891 | ||
892 | gteMAC1 = A1((((s64)gteRBK << 12) + (gteLR1 * gteIR1) + (gteLR2 * gteIR2) + (gteLR3 * gteIR3)) >> 12); | |
893 | gteMAC2 = A2((((s64)gteGBK << 12) + (gteLG1 * gteIR1) + (gteLG2 * gteIR2) + (gteLG3 * gteIR3)) >> 12); | |
894 | gteMAC3 = A3((((s64)gteBBK << 12) + (gteLB1 * gteIR1) + (gteLB2 * gteIR2) + (gteLB3 * gteIR3)) >> 12); | |
895 | gteIR1 = limB1(gteMAC1, 1); | |
896 | gteIR2 = limB2(gteMAC2, 1); | |
897 | gteIR3 = limB3(gteMAC3, 1); | |
898 | gteMAC1 = A1(((((s64)gteR << 4) * gteIR1) + (gteIR0 * limB1(gteRFC - ((gteR * gteIR1) >> 8), 0))) >> 12); | |
899 | gteMAC2 = A2(((((s64)gteG << 4) * gteIR2) + (gteIR0 * limB2(gteGFC - ((gteG * gteIR2) >> 8), 0))) >> 12); | |
900 | gteMAC3 = A3(((((s64)gteB << 4) * gteIR3) + (gteIR0 * limB3(gteBFC - ((gteB * gteIR3) >> 8), 0))) >> 12); | |
901 | gteIR1 = limB1(gteMAC1, 1); | |
902 | gteIR2 = limB2(gteMAC2, 1); | |
903 | gteIR3 = limB3(gteMAC3, 1); | |
904 | ||
905 | gteRGB0 = gteRGB1; | |
906 | gteRGB1 = gteRGB2; | |
907 | gteCODE2 = gteCODE; | |
908 | gteR2 = limC1(gteMAC1 >> 4); | |
909 | gteG2 = limC2(gteMAC2 >> 4); | |
910 | gteB2 = limC3(gteMAC3 >> 4); | |
911 | } |