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gerrit-public.fairphone.software / platform / frameworks / rs / 2d7d0b276ed4b3cedf72342a4d2ab287d4653ce0 / . / driver / runtime / arch / generic.c
blob: da83c2a68f444f3053c55f294c73c2ee401ebfc3 [file] [log] [blame]
Stephen Hines5a470202013-05-29 15:36:18 -0700[diff] [blame]1/*
2 * Copyright (C) 2012 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 * http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17
18#include "rs_types.rsh"
19
20extern short __attribute__((overloadable, always_inline)) rsClamp(short amount, short low, short high);
21extern uchar4 __attribute__((overloadable)) convert_uchar4(short4);
22extern uchar4 __attribute__((overloadable)) convert_uchar4(float4);
23extern float4 __attribute__((overloadable)) convert_float4(uchar4);
24extern float __attribute__((overloadable)) sqrt(float);
25
26/*
27 * CLAMP
28 */
29#define _CLAMP(T) \
30extern T __attribute__((overloadable)) clamp(T amount, T low, T high) { \
31 return amount < low ? low : (amount > high ? high : amount); \
32} \
33 \
34extern T##2 __attribute__((overloadable)) clamp(T##2 amount, T##2 low, T##2 high) { \
35 T##2 r; \
36 r.x = amount.x < low.x ? low.x : (amount.x > high.x ? high.x : amount.x); \
37 r.y = amount.y < low.y ? low.y : (amount.y > high.y ? high.y : amount.y); \
38 return r; \
39} \
40 \
41extern T##3 __attribute__((overloadable)) clamp(T##3 amount, T##3 low, T##3 high) { \
42 T##3 r; \
43 r.x = amount.x < low.x ? low.x : (amount.x > high.x ? high.x : amount.x); \
44 r.y = amount.y < low.y ? low.y : (amount.y > high.y ? high.y : amount.y); \
45 r.z = amount.z < low.z ? low.z : (amount.z > high.z ? high.z : amount.z); \
46 return r; \
47} \
48 \
49extern T##4 __attribute__((overloadable)) clamp(T##4 amount, T##4 low, T##4 high) { \
50 T##4 r; \
51 r.x = amount.x < low.x ? low.x : (amount.x > high.x ? high.x : amount.x); \
52 r.y = amount.y < low.y ? low.y : (amount.y > high.y ? high.y : amount.y); \
53 r.z = amount.z < low.z ? low.z : (amount.z > high.z ? high.z : amount.z); \
54 r.w = amount.w < low.w ? low.w : (amount.w > high.w ? high.w : amount.w); \
55 return r; \
56} \
57 \
58extern T##2 __attribute__((overloadable)) clamp(T##2 amount, T low, T high) { \
59 T##2 r; \
60 r.x = amount.x < low ? low : (amount.x > high ? high : amount.x); \
61 r.y = amount.y < low ? low : (amount.y > high ? high : amount.y); \
62 return r; \
63} \
64 \
65extern T##3 __attribute__((overloadable)) clamp(T##3 amount, T low, T high) { \
66 T##3 r; \
67 r.x = amount.x < low ? low : (amount.x > high ? high : amount.x); \
68 r.y = amount.y < low ? low : (amount.y > high ? high : amount.y); \
69 r.z = amount.z < low ? low : (amount.z > high ? high : amount.z); \
70 return r; \
71} \
72 \
73extern T##4 __attribute__((overloadable)) clamp(T##4 amount, T low, T high) { \
74 T##4 r; \
75 r.x = amount.x < low ? low : (amount.x > high ? high : amount.x); \
76 r.y = amount.y < low ? low : (amount.y > high ? high : amount.y); \
77 r.z = amount.z < low ? low : (amount.z > high ? high : amount.z); \
78 r.w = amount.w < low ? low : (amount.w > high ? high : amount.w); \
79 return r; \
80}
81
82_CLAMP(float);
83_CLAMP(double);
84_CLAMP(char);
85_CLAMP(uchar);
86_CLAMP(short);
87_CLAMP(ushort);
88_CLAMP(int);
89_CLAMP(uint);
90_CLAMP(long);
91_CLAMP(ulong);
92
93#undef _CLAMP
94
95/*
96 * FMAX
97 */
98
99extern float __attribute__((overloadable)) fmax(float v1, float v2) {
100 return v1 > v2 ? v1 : v2;
101}
102
103extern float2 __attribute__((overloadable)) fmax(float2 v1, float2 v2) {
104 float2 r;
105 r.x = v1.x > v2.x ? v1.x : v2.x;
106 r.y = v1.y > v2.y ? v1.y : v2.y;
107 return r;
108}
109
110extern float3 __attribute__((overloadable)) fmax(float3 v1, float3 v2) {
111 float3 r;
112 r.x = v1.x > v2.x ? v1.x : v2.x;
113 r.y = v1.y > v2.y ? v1.y : v2.y;
114 r.z = v1.z > v2.z ? v1.z : v2.z;
115 return r;
116}
117
118extern float4 __attribute__((overloadable)) fmax(float4 v1, float4 v2) {
119 float4 r;
120 r.x = v1.x > v2.x ? v1.x : v2.x;
121 r.y = v1.y > v2.y ? v1.y : v2.y;
122 r.z = v1.z > v2.z ? v1.z : v2.z;
123 r.w = v1.w > v2.w ? v1.w : v2.w;
124 return r;
125}
126
127extern float2 __attribute__((overloadable)) fmax(float2 v1, float v2) {
128 float2 r;
129 r.x = v1.x > v2 ? v1.x : v2;
130 r.y = v1.y > v2 ? v1.y : v2;
131 return r;
132}
133
134extern float3 __attribute__((overloadable)) fmax(float3 v1, float v2) {
135 float3 r;
136 r.x = v1.x > v2 ? v1.x : v2;
137 r.y = v1.y > v2 ? v1.y : v2;
138 r.z = v1.z > v2 ? v1.z : v2;
139 return r;
140}
141
142extern float4 __attribute__((overloadable)) fmax(float4 v1, float v2) {
143 float4 r;
144 r.x = v1.x > v2 ? v1.x : v2;
145 r.y = v1.y > v2 ? v1.y : v2;
146 r.z = v1.z > v2 ? v1.z : v2;
147 r.w = v1.w > v2 ? v1.w : v2;
148 return r;
149}
150
151extern float __attribute__((overloadable)) fmin(float v1, float v2) {
152 return v1 < v2 ? v1 : v2;
153}
154
155
156/*
157 * FMIN
158 */
159extern float2 __attribute__((overloadable)) fmin(float2 v1, float2 v2) {
160 float2 r;
161 r.x = v1.x < v2.x ? v1.x : v2.x;
162 r.y = v1.y < v2.y ? v1.y : v2.y;
163 return r;
164}
165
166extern float3 __attribute__((overloadable)) fmin(float3 v1, float3 v2) {
167 float3 r;
168 r.x = v1.x < v2.x ? v1.x : v2.x;
169 r.y = v1.y < v2.y ? v1.y : v2.y;
170 r.z = v1.z < v2.z ? v1.z : v2.z;
171 return r;
172}
173
174extern float4 __attribute__((overloadable)) fmin(float4 v1, float4 v2) {
175 float4 r;
176 r.x = v1.x < v2.x ? v1.x : v2.x;
177 r.y = v1.y < v2.y ? v1.y : v2.y;
178 r.z = v1.z < v2.z ? v1.z : v2.z;
179 r.w = v1.w < v2.w ? v1.w : v2.w;
180 return r;
181}
182
183extern float2 __attribute__((overloadable)) fmin(float2 v1, float v2) {
184 float2 r;
185 r.x = v1.x < v2 ? v1.x : v2;
186 r.y = v1.y < v2 ? v1.y : v2;
187 return r;
188}
189
190extern float3 __attribute__((overloadable)) fmin(float3 v1, float v2) {
191 float3 r;
192 r.x = v1.x < v2 ? v1.x : v2;
193 r.y = v1.y < v2 ? v1.y : v2;
194 r.z = v1.z < v2 ? v1.z : v2;
195 return r;
196}
197
198extern float4 __attribute__((overloadable)) fmin(float4 v1, float v2) {
199 float4 r;
200 r.x = v1.x < v2 ? v1.x : v2;
201 r.y = v1.y < v2 ? v1.y : v2;
202 r.z = v1.z < v2 ? v1.z : v2;
203 r.w = v1.w < v2 ? v1.w : v2;
204 return r;
205}
206
207
208/*
209 * MAX
210 */
211
212extern char __attribute__((overloadable)) max(char v1, char v2) {
213 return v1 > v2 ? v1 : v2;
214}
215
216extern char2 __attribute__((overloadable)) max(char2 v1, char2 v2) {
217 char2 r;
218 r.x = v1.x > v2.x ? v1.x : v2.x;
219 r.y = v1.y > v2.y ? v1.y : v2.y;
220 return r;
221}
222
223extern char3 __attribute__((overloadable)) max(char3 v1, char3 v2) {
224 char3 r;
225 r.x = v1.x > v2.x ? v1.x : v2.x;
226 r.y = v1.y > v2.y ? v1.y : v2.y;
227 r.z = v1.z > v2.z ? v1.z : v2.z;
228 return r;
229}
230
231extern char4 __attribute__((overloadable)) max(char4 v1, char4 v2) {
232 char4 r;
233 r.x = v1.x > v2.x ? v1.x : v2.x;
234 r.y = v1.y > v2.y ? v1.y : v2.y;
235 r.z = v1.z > v2.z ? v1.z : v2.z;
236 r.w = v1.w > v2.w ? v1.w : v2.w;
237 return r;
238}
239
240extern short __attribute__((overloadable)) max(short v1, short v2) {
241 return v1 > v2 ? v1 : v2;
242}
243
244extern short2 __attribute__((overloadable)) max(short2 v1, short2 v2) {
245 short2 r;
246 r.x = v1.x > v2.x ? v1.x : v2.x;
247 r.y = v1.y > v2.y ? v1.y : v2.y;
248 return r;
249}
250
251extern short3 __attribute__((overloadable)) max(short3 v1, short3 v2) {
252 short3 r;
253 r.x = v1.x > v2.x ? v1.x : v2.x;
254 r.y = v1.y > v2.y ? v1.y : v2.y;
255 r.z = v1.z > v2.z ? v1.z : v2.z;
256 return r;
257}
258
259extern short4 __attribute__((overloadable)) max(short4 v1, short4 v2) {
260 short4 r;
261 r.x = v1.x > v2.x ? v1.x : v2.x;
262 r.y = v1.y > v2.y ? v1.y : v2.y;
263 r.z = v1.z > v2.z ? v1.z : v2.z;
264 r.w = v1.w > v2.w ? v1.w : v2.w;
265 return r;
266}
267
268extern int __attribute__((overloadable)) max(int v1, int v2) {
269 return v1 > v2 ? v1 : v2;
270}
271
272extern int2 __attribute__((overloadable)) max(int2 v1, int2 v2) {
273 int2 r;
274 r.x = v1.x > v2.x ? v1.x : v2.x;
275 r.y = v1.y > v2.y ? v1.y : v2.y;
276 return r;
277}
278
279extern int3 __attribute__((overloadable)) max(int3 v1, int3 v2) {
280 int3 r;
281 r.x = v1.x > v2.x ? v1.x : v2.x;
282 r.y = v1.y > v2.y ? v1.y : v2.y;
283 r.z = v1.z > v2.z ? v1.z : v2.z;
284 return r;
285}
286
287extern int4 __attribute__((overloadable)) max(int4 v1, int4 v2) {
288 int4 r;
289 r.x = v1.x > v2.x ? v1.x : v2.x;
290 r.y = v1.y > v2.y ? v1.y : v2.y;
291 r.z = v1.z > v2.z ? v1.z : v2.z;
292 r.w = v1.w > v2.w ? v1.w : v2.w;
293 return r;
294}
295
296extern int64_t __attribute__((overloadable)) max(int64_t v1, int64_t v2) {
297 return v1 > v2 ? v1 : v2;
298}
299
300extern long2 __attribute__((overloadable)) max(long2 v1, long2 v2) {
301 long2 r;
302 r.x = v1.x > v2.x ? v1.x : v2.x;
303 r.y = v1.y > v2.y ? v1.y : v2.y;
304 return r;
305}
306
307extern long3 __attribute__((overloadable)) max(long3 v1, long3 v2) {
308 long3 r;
309 r.x = v1.x > v2.x ? v1.x : v2.x;
310 r.y = v1.y > v2.y ? v1.y : v2.y;
311 r.z = v1.z > v2.z ? v1.z : v2.z;
312 return r;
313}
314
315extern long4 __attribute__((overloadable)) max(long4 v1, long4 v2) {
316 long4 r;
317 r.x = v1.x > v2.x ? v1.x : v2.x;
318 r.y = v1.y > v2.y ? v1.y : v2.y;
319 r.z = v1.z > v2.z ? v1.z : v2.z;
320 r.w = v1.w > v2.w ? v1.w : v2.w;
321 return r;
322}
323
324extern uchar __attribute__((overloadable)) max(uchar v1, uchar v2) {
325 return v1 > v2 ? v1 : v2;
326}
327
328extern uchar2 __attribute__((overloadable)) max(uchar2 v1, uchar2 v2) {
329 uchar2 r;
330 r.x = v1.x > v2.x ? v1.x : v2.x;
331 r.y = v1.y > v2.y ? v1.y : v2.y;
332 return r;
333}
334
335extern uchar3 __attribute__((overloadable)) max(uchar3 v1, uchar3 v2) {
336 uchar3 r;
337 r.x = v1.x > v2.x ? v1.x : v2.x;
338 r.y = v1.y > v2.y ? v1.y : v2.y;
339 r.z = v1.z > v2.z ? v1.z : v2.z;
340 return r;
341}
342
343extern uchar4 __attribute__((overloadable)) max(uchar4 v1, uchar4 v2) {
344 uchar4 r;
345 r.x = v1.x > v2.x ? v1.x : v2.x;
346 r.y = v1.y > v2.y ? v1.y : v2.y;
347 r.z = v1.z > v2.z ? v1.z : v2.z;
348 r.w = v1.w > v2.w ? v1.w : v2.w;
349 return r;
350}
351
352extern ushort __attribute__((overloadable)) max(ushort v1, ushort v2) {
353 return v1 > v2 ? v1 : v2;
354}
355
356extern ushort2 __attribute__((overloadable)) max(ushort2 v1, ushort2 v2) {
357 ushort2 r;
358 r.x = v1.x > v2.x ? v1.x : v2.x;
359 r.y = v1.y > v2.y ? v1.y : v2.y;
360 return r;
361}
362
363extern ushort3 __attribute__((overloadable)) max(ushort3 v1, ushort3 v2) {
364 ushort3 r;
365 r.x = v1.x > v2.x ? v1.x : v2.x;
366 r.y = v1.y > v2.y ? v1.y : v2.y;
367 r.z = v1.z > v2.z ? v1.z : v2.z;
368 return r;
369}
370
371extern ushort4 __attribute__((overloadable)) max(ushort4 v1, ushort4 v2) {
372 ushort4 r;
373 r.x = v1.x > v2.x ? v1.x : v2.x;
374 r.y = v1.y > v2.y ? v1.y : v2.y;
375 r.z = v1.z > v2.z ? v1.z : v2.z;
376 r.w = v1.w > v2.w ? v1.w : v2.w;
377 return r;
378}
379
380extern uint __attribute__((overloadable)) max(uint v1, uint v2) {
381 return v1 > v2 ? v1 : v2;
382}
383
384extern uint2 __attribute__((overloadable)) max(uint2 v1, uint2 v2) {
385 uint2 r;
386 r.x = v1.x > v2.x ? v1.x : v2.x;
387 r.y = v1.y > v2.y ? v1.y : v2.y;
388 return r;
389}
390
391extern uint3 __attribute__((overloadable)) max(uint3 v1, uint3 v2) {
392 uint3 r;
393 r.x = v1.x > v2.x ? v1.x : v2.x;
394 r.y = v1.y > v2.y ? v1.y : v2.y;
395 r.z = v1.z > v2.z ? v1.z : v2.z;
396 return r;
397}
398
399extern uint4 __attribute__((overloadable)) max(uint4 v1, uint4 v2) {
400 uint4 r;
401 r.x = v1.x > v2.x ? v1.x : v2.x;
402 r.y = v1.y > v2.y ? v1.y : v2.y;
403 r.z = v1.z > v2.z ? v1.z : v2.z;
404 r.w = v1.w > v2.w ? v1.w : v2.w;
405 return r;
406}
407
408extern ulong __attribute__((overloadable)) max(ulong v1, ulong v2) {
409 return v1 > v2 ? v1 : v2;
410}
411
412extern ulong2 __attribute__((overloadable)) max(ulong2 v1, ulong2 v2) {
413 ulong2 r;
414 r.x = v1.x > v2.x ? v1.x : v2.x;
415 r.y = v1.y > v2.y ? v1.y : v2.y;
416 return r;
417}
418
419extern ulong3 __attribute__((overloadable)) max(ulong3 v1, ulong3 v2) {
420 ulong3 r;
421 r.x = v1.x > v2.x ? v1.x : v2.x;
422 r.y = v1.y > v2.y ? v1.y : v2.y;
423 r.z = v1.z > v2.z ? v1.z : v2.z;
424 return r;
425}
426
427extern ulong4 __attribute__((overloadable)) max(ulong4 v1, ulong4 v2) {
428 ulong4 r;
429 r.x = v1.x > v2.x ? v1.x : v2.x;
430 r.y = v1.y > v2.y ? v1.y : v2.y;
431 r.z = v1.z > v2.z ? v1.z : v2.z;
432 r.w = v1.w > v2.w ? v1.w : v2.w;
433 return r;
434}
435
436extern float __attribute__((overloadable)) max(float v1, float v2) {
437 return fmax(v1, v2);
438}
439
440extern float2 __attribute__((overloadable)) max(float2 v1, float2 v2) {
441 return fmax(v1, v2);
442}
443
444extern float2 __attribute__((overloadable)) max(float2 v1, float v2) {
445 return fmax(v1, v2);
446}
447
448extern float3 __attribute__((overloadable)) max(float3 v1, float3 v2) {
449 return fmax(v1, v2);
450}
451
452extern float3 __attribute__((overloadable)) max(float3 v1, float v2) {
453 return fmax(v1, v2);
454}
455
456extern float4 __attribute__((overloadable)) max(float4 v1, float4 v2) {
457 return fmax(v1, v2);
458}
459
460extern float4 __attribute__((overloadable)) max(float4 v1, float v2) {
461 return fmax(v1, v2);
462}
463
464
465/*
466 * MIN
467 */
468
469extern int8_t __attribute__((overloadable)) min(int8_t v1, int8_t v2) {
470 return v1 < v2 ? v1 : v2;
471}
472
473extern char2 __attribute__((overloadable)) min(char2 v1, char2 v2) {
474 char2 r;
475 r.x = v1.x < v2.x ? v1.x : v2.x;
476 r.y = v1.y < v2.y ? v1.y : v2.y;
477 return r;
478}
479
480extern char3 __attribute__((overloadable)) min(char3 v1, char3 v2) {
481 char3 r;
482 r.x = v1.x < v2.x ? v1.x : v2.x;
483 r.y = v1.y < v2.y ? v1.y : v2.y;
484 r.z = v1.z < v2.z ? v1.z : v2.z;
485 return r;
486}
487
488extern char4 __attribute__((overloadable)) min(char4 v1, char4 v2) {
489 char4 r;
490 r.x = v1.x < v2.x ? v1.x : v2.x;
491 r.y = v1.y < v2.y ? v1.y : v2.y;
492 r.z = v1.z < v2.z ? v1.z : v2.z;
493 r.w = v1.w < v2.w ? v1.w : v2.w;
494 return r;
495}
496
497extern int16_t __attribute__((overloadable)) min(int16_t v1, int16_t v2) {
498 return v1 < v2 ? v1 : v2;
499}
500
501extern short2 __attribute__((overloadable)) min(short2 v1, short2 v2) {
502 short2 r;
503 r.x = v1.x < v2.x ? v1.x : v2.x;
504 r.y = v1.y < v2.y ? v1.y : v2.y;
505 return r;
506}
507
508extern short3 __attribute__((overloadable)) min(short3 v1, short3 v2) {
509 short3 r;
510 r.x = v1.x < v2.x ? v1.x : v2.x;
511 r.y = v1.y < v2.y ? v1.y : v2.y;
512 r.z = v1.z < v2.z ? v1.z : v2.z;
513 return r;
514}
515
516extern short4 __attribute__((overloadable)) min(short4 v1, short4 v2) {
517 short4 r;
518 r.x = v1.x < v2.x ? v1.x : v2.x;
519 r.y = v1.y < v2.y ? v1.y : v2.y;
520 r.z = v1.z < v2.z ? v1.z : v2.z;
521 r.w = v1.w < v2.w ? v1.w : v2.w;
522 return r;
523}
524
525extern int32_t __attribute__((overloadable)) min(int32_t v1, int32_t v2) {
526 return v1 < v2 ? v1 : v2;
527}
528
529extern int2 __attribute__((overloadable)) min(int2 v1, int2 v2) {
530 int2 r;
531 r.x = v1.x < v2.x ? v1.x : v2.x;
532 r.y = v1.y < v2.y ? v1.y : v2.y;
533 return r;
534}
535
536extern int3 __attribute__((overloadable)) min(int3 v1, int3 v2) {
537 int3 r;
538 r.x = v1.x < v2.x ? v1.x : v2.x;
539 r.y = v1.y < v2.y ? v1.y : v2.y;
540 r.z = v1.z < v2.z ? v1.z : v2.z;
541 return r;
542}
543
544extern int4 __attribute__((overloadable)) min(int4 v1, int4 v2) {
545 int4 r;
546 r.x = v1.x < v2.x ? v1.x : v2.x;
547 r.y = v1.y < v2.y ? v1.y : v2.y;
548 r.z = v1.z < v2.z ? v1.z : v2.z;
549 r.w = v1.w < v2.w ? v1.w : v2.w;
550 return r;
551}
552
553extern int64_t __attribute__((overloadable)) min(int64_t v1, int64_t v2) {
554 return v1 < v2 ? v1 : v2;
555}
556
557extern long2 __attribute__((overloadable)) min(long2 v1, long2 v2) {
558 long2 r;
559 r.x = v1.x < v2.x ? v1.x : v2.x;
560 r.y = v1.y < v2.y ? v1.y : v2.y;
561 return r;
562}
563
564extern long3 __attribute__((overloadable)) min(long3 v1, long3 v2) {
565 long3 r;
566 r.x = v1.x < v2.x ? v1.x : v2.x;
567 r.y = v1.y < v2.y ? v1.y : v2.y;
568 r.z = v1.z < v2.z ? v1.z : v2.z;
569 return r;
570}
571
572extern long4 __attribute__((overloadable)) min(long4 v1, long4 v2) {
573 long4 r;
574 r.x = v1.x < v2.x ? v1.x : v2.x;
575 r.y = v1.y < v2.y ? v1.y : v2.y;
576 r.z = v1.z < v2.z ? v1.z : v2.z;
577 r.w = v1.w < v2.w ? v1.w : v2.w;
578 return r;
579}
580
581extern uchar __attribute__((overloadable)) min(uchar v1, uchar v2) {
582 return v1 < v2 ? v1 : v2;
583}
584
585extern uchar2 __attribute__((overloadable)) min(uchar2 v1, uchar2 v2) {
586 uchar2 r;
587 r.x = v1.x < v2.x ? v1.x : v2.x;
588 r.y = v1.y < v2.y ? v1.y : v2.y;
589 return r;
590}
591
592extern uchar3 __attribute__((overloadable)) min(uchar3 v1, uchar3 v2) {
593 uchar3 r;
594 r.x = v1.x < v2.x ? v1.x : v2.x;
595 r.y = v1.y < v2.y ? v1.y : v2.y;
596 r.z = v1.z < v2.z ? v1.z : v2.z;
597 return r;
598}
599
600extern uchar4 __attribute__((overloadable)) min(uchar4 v1, uchar4 v2) {
601 uchar4 r;
602 r.x = v1.x < v2.x ? v1.x : v2.x;
603 r.y = v1.y < v2.y ? v1.y : v2.y;
604 r.z = v1.z < v2.z ? v1.z : v2.z;
605 r.w = v1.w < v2.w ? v1.w : v2.w;
606 return r;
607}
608
609extern ushort __attribute__((overloadable)) min(ushort v1, ushort v2) {
610 return v1 < v2 ? v1 : v2;
611}
612
613extern ushort2 __attribute__((overloadable)) min(ushort2 v1, ushort2 v2) {
614 ushort2 r;
615 r.x = v1.x < v2.x ? v1.x : v2.x;
616 r.y = v1.y < v2.y ? v1.y : v2.y;
617 return r;
618}
619
620extern ushort3 __attribute__((overloadable)) min(ushort3 v1, ushort3 v2) {
621 ushort3 r;
622 r.x = v1.x < v2.x ? v1.x : v2.x;
623 r.y = v1.y < v2.y ? v1.y : v2.y;
624 r.z = v1.z < v2.z ? v1.z : v2.z;
625 return r;
626}
627
628extern ushort4 __attribute__((overloadable)) min(ushort4 v1, ushort4 v2) {
629 ushort4 r;
630 r.x = v1.x < v2.x ? v1.x : v2.x;
631 r.y = v1.y < v2.y ? v1.y : v2.y;
632 r.z = v1.z < v2.z ? v1.z : v2.z;
633 r.w = v1.w < v2.w ? v1.w : v2.w;
634 return r;
635}
636
637extern uint __attribute__((overloadable)) min(uint v1, uint v2) {
638 return v1 < v2 ? v1 : v2;
639}
640
641extern uint2 __attribute__((overloadable)) min(uint2 v1, uint2 v2) {
642 uint2 r;
643 r.x = v1.x < v2.x ? v1.x : v2.x;
644 r.y = v1.y < v2.y ? v1.y : v2.y;
645 return r;
646}
647
648extern uint3 __attribute__((overloadable)) min(uint3 v1, uint3 v2) {
649 uint3 r;
650 r.x = v1.x < v2.x ? v1.x : v2.x;
651 r.y = v1.y < v2.y ? v1.y : v2.y;
652 r.z = v1.z < v2.z ? v1.z : v2.z;
653 return r;
654}
655
656extern uint4 __attribute__((overloadable)) min(uint4 v1, uint4 v2) {
657 uint4 r;
658 r.x = v1.x < v2.x ? v1.x : v2.x;
659 r.y = v1.y < v2.y ? v1.y : v2.y;
660 r.z = v1.z < v2.z ? v1.z : v2.z;
661 r.w = v1.w < v2.w ? v1.w : v2.w;
662 return r;
663}
664
665extern ulong __attribute__((overloadable)) min(ulong v1, ulong v2) {
666 return v1 < v2 ? v1 : v2;
667}
668
669extern ulong2 __attribute__((overloadable)) min(ulong2 v1, ulong2 v2) {
670 ulong2 r;
671 r.x = v1.x < v2.x ? v1.x : v2.x;
672 r.y = v1.y < v2.y ? v1.y : v2.y;
673 return r;
674}
675
676extern ulong3 __attribute__((overloadable)) min(ulong3 v1, ulong3 v2) {
677 ulong3 r;
678 r.x = v1.x < v2.x ? v1.x : v2.x;
679 r.y = v1.y < v2.y ? v1.y : v2.y;
680 r.z = v1.z < v2.z ? v1.z : v2.z;
681 return r;
682}
683
684extern ulong4 __attribute__((overloadable)) min(ulong4 v1, ulong4 v2) {
685 ulong4 r;
686 r.x = v1.x < v2.x ? v1.x : v2.x;
687 r.y = v1.y < v2.y ? v1.y : v2.y;
688 r.z = v1.z < v2.z ? v1.z : v2.z;
689 r.w = v1.w < v2.w ? v1.w : v2.w;
690 return r;
691}
692
693extern float __attribute__((overloadable)) min(float v1, float v2) {
694 return fmin(v1, v2);
695}
696
697extern float2 __attribute__((overloadable)) min(float2 v1, float2 v2) {
698 return fmin(v1, v2);
699}
700
701extern float2 __attribute__((overloadable)) min(float2 v1, float v2) {
702 return fmin(v1, v2);
703}
704
705extern float3 __attribute__((overloadable)) min(float3 v1, float3 v2) {
706 return fmin(v1, v2);
707}
708
709extern float3 __attribute__((overloadable)) min(float3 v1, float v2) {
710 return fmin(v1, v2);
711}
712
713extern float4 __attribute__((overloadable)) min(float4 v1, float4 v2) {
714 return fmin(v1, v2);
715}
716
717extern float4 __attribute__((overloadable)) min(float4 v1, float v2) {
718 return fmin(v1, v2);
719}
720
721/*
722 * YUV
723 */
724
725extern uchar4 __attribute__((overloadable)) rsYuvToRGBA_uchar4(uchar y, uchar u, uchar v) {
726 short Y = ((short)y) - 16;
727 short U = ((short)u) - 128;
728 short V = ((short)v) - 128;
729
730 short4 p;
731 p.r = (Y * 298 + V * 409 + 128) >> 8;
732 p.g = (Y * 298 - U * 100 - V * 208 + 128) >> 8;
733 p.b = (Y * 298 + U * 516 + 128) >> 8;
734 p.a = 255;
735 p.r = rsClamp(p.r, (short)0, (short)255);
736 p.g = rsClamp(p.g, (short)0, (short)255);
737 p.b = rsClamp(p.b, (short)0, (short)255);
738
739 return convert_uchar4(p);
740}
741
742static float4 yuv_U_values = {0.f, -0.392f * 0.003921569f, +2.02 * 0.003921569f, 0.f};
743static float4 yuv_V_values = {1.603f * 0.003921569f, -0.815f * 0.003921569f, 0.f, 0.f};
744
745extern float4 __attribute__((overloadable)) rsYuvToRGBA_float4(uchar y, uchar u, uchar v) {
746 float4 color = (float)y * 0.003921569f;
747 float4 fU = ((float)u) - 128.f;
748 float4 fV = ((float)v) - 128.f;
749
750 color += fU * yuv_U_values;
751 color += fV * yuv_V_values;
752 color = clamp(color, 0.f, 1.f);
753 return color;
754}
755
756
757/*
758 * half_RECIP
759 */
760
761extern float __attribute__((overloadable)) half_recip(float v) {
762 // FIXME: actual algorithm for generic approximate reciprocal
763 return 1.f / v;
764}
765
766extern float2 __attribute__((overloadable)) half_recip(float2 v) {
767 float2 r;
768 r.x = half_recip(r.x);
769 r.y = half_recip(r.y);
770 return r;
771}
772
773extern float3 __attribute__((overloadable)) half_recip(float3 v) {
774 float3 r;
775 r.x = half_recip(r.x);
776 r.y = half_recip(r.y);
777 r.z = half_recip(r.z);
778 return r;
779}
780
781extern float4 __attribute__((overloadable)) half_recip(float4 v) {
782 float4 r;
783 r.x = half_recip(r.x);
784 r.y = half_recip(r.y);
785 r.z = half_recip(r.z);
786 r.w = half_recip(r.w);
787 return r;
788}
789
790
791/*
792 * half_SQRT
793 */
794
795extern float __attribute__((overloadable)) half_sqrt(float v) {
796 return sqrt(v);
797}
798
799extern float2 __attribute__((overloadable)) half_sqrt(float2 v) {
800 float2 r;
801 r.x = half_sqrt(v.x);
802 r.y = half_sqrt(v.y);
803 return r;
804}
805
806extern float3 __attribute__((overloadable)) half_sqrt(float3 v) {
807 float3 r;
808 r.x = half_sqrt(v.x);
809 r.y = half_sqrt(v.y);
810 r.z = half_sqrt(v.z);
811 return r;
812}
813
814extern float4 __attribute__((overloadable)) half_sqrt(float4 v) {
815 float4 r;
816 r.x = half_sqrt(v.x);
817 r.y = half_sqrt(v.y);
818 r.z = half_sqrt(v.z);
819 r.w = half_sqrt(v.w);
820 return r;
821}
822
823
824/*
825 * half_rsqrt
826 */
827
828extern float __attribute__((overloadable)) half_rsqrt(float v) {
829 return 1.f / sqrt(v);
830}
831
832extern float2 __attribute__((overloadable)) half_rsqrt(float2 v) {
833 float2 r;
834 r.x = half_rsqrt(v.x);
835 r.y = half_rsqrt(v.y);
836 return r;
837}
838
839extern float3 __attribute__((overloadable)) half_rsqrt(float3 v) {
840 float3 r;
841 r.x = half_rsqrt(v.x);
842 r.y = half_rsqrt(v.y);
843 r.z = half_rsqrt(v.z);
844 return r;
845}
846
847extern float4 __attribute__((overloadable)) half_rsqrt(float4 v) {
848 float4 r;
849 r.x = half_rsqrt(v.x);
850 r.y = half_rsqrt(v.y);
851 r.z = half_rsqrt(v.z);
852 r.w = half_rsqrt(v.w);
853 return r;
854}
855
856/**
857 * matrix ops
858 */
859
860extern float4 __attribute__((overloadable))
861rsMatrixMultiply(const rs_matrix4x4 *m, float4 in) {
862 float4 ret;
863 ret.x = (m->m[0] * in.x) + (m->m[4] * in.y) + (m->m[8] * in.z) + (m->m[12] * in.w);
864 ret.y = (m->m[1] * in.x) + (m->m[5] * in.y) + (m->m[9] * in.z) + (m->m[13] * in.w);
865 ret.z = (m->m[2] * in.x) + (m->m[6] * in.y) + (m->m[10] * in.z) + (m->m[14] * in.w);
866 ret.w = (m->m[3] * in.x) + (m->m[7] * in.y) + (m->m[11] * in.z) + (m->m[15] * in.w);
867 return ret;
868}
869
870extern float4 __attribute__((overloadable))
871rsMatrixMultiply(const rs_matrix4x4 *m, float3 in) {
872 float4 ret;
873 ret.x = (m->m[0] * in.x) + (m->m[4] * in.y) + (m->m[8] * in.z) + m->m[12];
874 ret.y = (m->m[1] * in.x) + (m->m[5] * in.y) + (m->m[9] * in.z) + m->m[13];
875 ret.z = (m->m[2] * in.x) + (m->m[6] * in.y) + (m->m[10] * in.z) + m->m[14];
876 ret.w = (m->m[3] * in.x) + (m->m[7] * in.y) + (m->m[11] * in.z) + m->m[15];
877 return ret;
878}
879
880extern float4 __attribute__((overloadable))
881rsMatrixMultiply(const rs_matrix4x4 *m, float2 in) {
882 float4 ret;
883 ret.x = (m->m[0] * in.x) + (m->m[4] * in.y) + m->m[12];
884 ret.y = (m->m[1] * in.x) + (m->m[5] * in.y) + m->m[13];
885 ret.z = (m->m[2] * in.x) + (m->m[6] * in.y) + m->m[14];
886 ret.w = (m->m[3] * in.x) + (m->m[7] * in.y) + m->m[15];
887 return ret;
888}
889
890extern float3 __attribute__((overloadable))
891rsMatrixMultiply(const rs_matrix3x3 *m, float3 in) {
892 float3 ret;
893 ret.x = (m->m[0] * in.x) + (m->m[3] * in.y) + (m->m[6] * in.z);
894 ret.y = (m->m[1] * in.x) + (m->m[4] * in.y) + (m->m[7] * in.z);
895 ret.z = (m->m[2] * in.x) + (m->m[5] * in.y) + (m->m[8] * in.z);
896 return ret;
897}
898
899extern float3 __attribute__((overloadable))
900rsMatrixMultiply(const rs_matrix3x3 *m, float2 in) {
901 float3 ret;
902 ret.x = (m->m[0] * in.x) + (m->m[3] * in.y);
903 ret.y = (m->m[1] * in.x) + (m->m[4] * in.y);
904 ret.z = (m->m[2] * in.x) + (m->m[5] * in.y);
905 return ret;
906}
907
908/**
909 * Pixel Ops
910 */
911extern uchar4 __attribute__((overloadable)) rsPackColorTo8888(float r, float g, float b)
912{
913 uchar4 c;
914 c.x = (uchar)clamp((r * 255.f + 0.5f), 0.f, 255.f);
915 c.y = (uchar)clamp((g * 255.f + 0.5f), 0.f, 255.f);
916 c.z = (uchar)clamp((b * 255.f + 0.5f), 0.f, 255.f);
917 c.w = 255;
918 return c;
919}
920
921extern uchar4 __attribute__((overloadable)) rsPackColorTo8888(float r, float g, float b, float a)
922{
923 uchar4 c;
924 c.x = (uchar)clamp((r * 255.f + 0.5f), 0.f, 255.f);
925 c.y = (uchar)clamp((g * 255.f + 0.5f), 0.f, 255.f);
926 c.z = (uchar)clamp((b * 255.f + 0.5f), 0.f, 255.f);
927 c.w = (uchar)clamp((a * 255.f + 0.5f), 0.f, 255.f);
928 return c;
929}
930
931extern uchar4 __attribute__((overloadable)) rsPackColorTo8888(float3 color)
932{
933 color *= 255.f;
934 color += 0.5f;
935 color = clamp(color, 0.f, 255.f);
936 uchar4 c = {color.x, color.y, color.z, 255};
937 return c;
938}
939
940extern uchar4 __attribute__((overloadable)) rsPackColorTo8888(float4 color)
941{
942 color *= 255.f;
943 color += 0.5f;
944 color = clamp(color, 0.f, 255.f);
945 uchar4 c = {color.x, color.y, color.z, color.w};
946 return c;
947}
948