1 /*
2 * Copyright (C) 2009-2012 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 #include "rsContext.h"
18 #include "rsScriptC.h"
19 #include "rsMatrix4x4.h"
20 #include "rsMatrix3x3.h"
21 #include "rsMatrix2x2.h"
22 #include "rsgApiStructs.h"
23
24 #if !defined(RS_SERVER) && !defined(RS_COMPATIBILITY_LIB)
25 #include "utils/Timers.h"
26 #endif
27
28 #include <time.h>
29
30 using namespace android;
31 using namespace android::renderscript;
32
33
34 namespace android {
35 namespace renderscript {
36
37
38 //////////////////////////////////////////////////////////////////////////////
39 // Math routines
40 //////////////////////////////////////////////////////////////////////////////
41
42 #if 0
43 static float SC_sinf_fast(float x) {
44 const float A = 1.0f / (2.0f * M_PI);
45 const float B = -16.0f;
46 const float C = 8.0f;
47
48 // scale angle for easy argument reduction
49 x *= A;
50
51 if (fabsf(x) >= 0.5f) {
52 // argument reduction
53 x = x - ceilf(x + 0.5f) + 1.0f;
54 }
55
56 const float y = B * x * fabsf(x) + C * x;
57 return 0.2215f * (y * fabsf(y) - y) + y;
58 }
59
60 static float SC_cosf_fast(float x) {
61 x += float(M_PI / 2);
62
63 const float A = 1.0f / (2.0f * M_PI);
64 const float B = -16.0f;
65 const float C = 8.0f;
66
67 // scale angle for easy argument reduction
68 x *= A;
69
70 if (fabsf(x) >= 0.5f) {
71 // argument reduction
72 x = x - ceilf(x + 0.5f) + 1.0f;
73 }
74
75 const float y = B * x * fabsf(x) + C * x;
76 return 0.2215f * (y * fabsf(y) - y) + y;
77 }
78 #endif
79
80 //////////////////////////////////////////////////////////////////////////////
81 // Time routines
82 //////////////////////////////////////////////////////////////////////////////
83
rsrTime(Context * rsc,time_t * timer)84 time_t rsrTime(Context *rsc, time_t *timer) {
85 return time(timer);
86 }
87
rsrLocalTime(Context * rsc,tm * local,time_t * timer)88 tm* rsrLocalTime(Context *rsc, tm *local, time_t *timer) {
89 if (!local) {
90 return NULL;
91 }
92
93 // The native localtime function is not thread-safe, so we
94 // have to apply locking for proper behavior in RenderScript.
95 pthread_mutex_lock(&rsc->gLibMutex);
96 tm *tmp = localtime(timer);
97 #ifndef RS_COMPATIBILITY_LIB
98 memcpy(local, tmp, sizeof(*tmp));
99 #else
100 // WORKAROUND to struct rs_tm != struct tm
101 memcpy(local, tmp, sizeof(int)*9);
102 #endif
103 pthread_mutex_unlock(&rsc->gLibMutex);
104 return local;
105 }
106
rsrUptimeMillis(Context * rsc)107 int64_t rsrUptimeMillis(Context *rsc) {
108 #ifndef RS_SERVER
109 return nanoseconds_to_milliseconds(systemTime(SYSTEM_TIME_MONOTONIC));
110 #else
111 return 0;
112 #endif
113 }
114
rsrUptimeNanos(Context * rsc)115 int64_t rsrUptimeNanos(Context *rsc) {
116 #ifndef RS_SERVER
117 return systemTime(SYSTEM_TIME_MONOTONIC);
118 #else
119 return 0;
120 #endif
121 }
122
rsrGetDt(Context * rsc,const Script * sc)123 float rsrGetDt(Context *rsc, const Script *sc) {
124 #ifndef RS_SERVER
125 int64_t l = sc->mEnviroment.mLastDtTime;
126 sc->mEnviroment.mLastDtTime = systemTime(SYSTEM_TIME_MONOTONIC);
127 return ((float)(sc->mEnviroment.mLastDtTime - l)) / 1.0e9;
128 #else
129 return 0.f;
130 #endif
131 }
132
133 //////////////////////////////////////////////////////////////////////////////
134 //
135 //////////////////////////////////////////////////////////////////////////////
136
rsrSetObject(const Context * rsc,ObjectBase ** dst,ObjectBase * src)137 void rsrSetObject(const Context *rsc, ObjectBase **dst, ObjectBase * src) {
138 //ALOGE("rsiSetObject %p,%p %p", vdst, *vdst, vsrc);
139 if (src) {
140 CHECK_OBJ(src);
141 src->incSysRef();
142 }
143 if (dst[0]) {
144 CHECK_OBJ(dst[0]);
145 dst[0]->decSysRef();
146 }
147 *dst = src;
148 }
149
rsrClearObject(const Context * rsc,ObjectBase ** dst)150 void rsrClearObject(const Context *rsc, ObjectBase **dst) {
151 //ALOGE("rsiClearObject %p,%p", vdst, *vdst);
152 if (dst[0]) {
153 CHECK_OBJ(dst[0]);
154 dst[0]->decSysRef();
155 }
156 *dst = NULL;
157 }
158
rsrIsObject(const Context * rsc,const ObjectBase * src)159 bool rsrIsObject(const Context *rsc, const ObjectBase *src) {
160 return src != NULL;
161 }
162
163
rsrToClient(Context * rsc,int cmdID,void * data,int len)164 uint32_t rsrToClient(Context *rsc, int cmdID, void *data, int len) {
165 //ALOGE("SC_toClient %i %i %i", cmdID, len);
166 return rsc->sendMessageToClient(data, RS_MESSAGE_TO_CLIENT_USER, cmdID, len, false);
167 }
168
rsrToClientBlocking(Context * rsc,int cmdID,void * data,int len)169 uint32_t rsrToClientBlocking(Context *rsc, int cmdID, void *data, int len) {
170 //ALOGE("SC_toClientBlocking %i %i", cmdID, len);
171 return rsc->sendMessageToClient(data, RS_MESSAGE_TO_CLIENT_USER, cmdID, len, true);
172 }
173
rsrAllocationIoSend(Context * rsc,Allocation * src)174 void rsrAllocationIoSend(Context *rsc, Allocation *src) {
175 src->ioSend(rsc);
176 }
177
rsrAllocationIoReceive(Context * rsc,Allocation * src)178 void rsrAllocationIoReceive(Context *rsc, Allocation *src) {
179 src->ioReceive(rsc);
180 }
181
rsrForEach(Context * rsc,Script * target,Allocation * in,Allocation * out,const void * usr,uint32_t usrBytes,const RsScriptCall * call)182 void rsrForEach(Context *rsc,
183 Script *target,
184 Allocation *in, Allocation *out,
185 const void *usr, uint32_t usrBytes,
186 const RsScriptCall *call) {
187 target->runForEach(rsc, /* root slot */ 0, in, out, usr, usrBytes, call);
188 }
189
rsrAllocationSyncAll(Context * rsc,Allocation * a,RsAllocationUsageType usage)190 void rsrAllocationSyncAll(Context *rsc, Allocation *a, RsAllocationUsageType usage) {
191 a->syncAll(rsc, usage);
192 }
193
rsrAllocationCopy1DRange(Context * rsc,Allocation * dstAlloc,uint32_t dstOff,uint32_t dstMip,uint32_t count,Allocation * srcAlloc,uint32_t srcOff,uint32_t srcMip)194 void rsrAllocationCopy1DRange(Context *rsc, Allocation *dstAlloc,
195 uint32_t dstOff,
196 uint32_t dstMip,
197 uint32_t count,
198 Allocation *srcAlloc,
199 uint32_t srcOff, uint32_t srcMip) {
200 rsi_AllocationCopy2DRange(rsc, dstAlloc, dstOff, 0,
201 dstMip, 0, count, 1,
202 srcAlloc, srcOff, 0, srcMip, 0);
203 }
204
rsrAllocationCopy2DRange(Context * rsc,Allocation * dstAlloc,uint32_t dstXoff,uint32_t dstYoff,uint32_t dstMip,uint32_t dstFace,uint32_t width,uint32_t height,Allocation * srcAlloc,uint32_t srcXoff,uint32_t srcYoff,uint32_t srcMip,uint32_t srcFace)205 void rsrAllocationCopy2DRange(Context *rsc, Allocation *dstAlloc,
206 uint32_t dstXoff, uint32_t dstYoff,
207 uint32_t dstMip, uint32_t dstFace,
208 uint32_t width, uint32_t height,
209 Allocation *srcAlloc,
210 uint32_t srcXoff, uint32_t srcYoff,
211 uint32_t srcMip, uint32_t srcFace) {
212 rsi_AllocationCopy2DRange(rsc, dstAlloc, dstXoff, dstYoff,
213 dstMip, dstFace, width, height,
214 srcAlloc, srcXoff, srcYoff, srcMip, srcFace);
215 }
216
217
218 }
219 }
220
221