1 /*
2 * Copyright (C) 2010 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 /* 3DDoppler implementation */
18
19 #include "sles_allinclusive.h"
20
21
I3DDoppler_SetVelocityCartesian(SL3DDopplerItf self,const SLVec3D * pVelocity)22 static SLresult I3DDoppler_SetVelocityCartesian(SL3DDopplerItf self, const SLVec3D *pVelocity)
23 {
24 SL_ENTER_INTERFACE
25
26 if (NULL == pVelocity) {
27 result = SL_RESULT_PARAMETER_INVALID;
28 } else {
29 I3DDoppler *thiz = (I3DDoppler *) self;
30 SLVec3D velocityCartesian = *pVelocity;
31 interface_lock_exclusive(thiz);
32 thiz->mVelocityCartesian = velocityCartesian;
33 thiz->mVelocityActive = CARTESIAN_SET_SPHERICAL_UNKNOWN;
34 interface_unlock_exclusive(thiz);
35 result = SL_RESULT_SUCCESS;
36 }
37
38 SL_LEAVE_INTERFACE
39 }
40
41
I3DDoppler_SetVelocitySpherical(SL3DDopplerItf self,SLmillidegree azimuth,SLmillidegree elevation,SLmillimeter speed)42 static SLresult I3DDoppler_SetVelocitySpherical(SL3DDopplerItf self,
43 SLmillidegree azimuth, SLmillidegree elevation, SLmillimeter speed)
44 {
45 SL_ENTER_INTERFACE
46
47 I3DDoppler *thiz = (I3DDoppler *) self;
48 interface_lock_exclusive(thiz);
49 thiz->mVelocitySpherical.mAzimuth = azimuth;
50 thiz->mVelocitySpherical.mElevation = elevation;
51 thiz->mVelocitySpherical.mSpeed = speed;
52 thiz->mVelocityActive = CARTESIAN_UNKNOWN_SPHERICAL_SET;
53 interface_unlock_exclusive(thiz);
54 result = SL_RESULT_SUCCESS;
55
56 SL_LEAVE_INTERFACE
57 }
58
59
I3DDoppler_GetVelocityCartesian(SL3DDopplerItf self,SLVec3D * pVelocity)60 static SLresult I3DDoppler_GetVelocityCartesian(SL3DDopplerItf self, SLVec3D *pVelocity)
61 {
62 SL_ENTER_INTERFACE
63
64 if (NULL == pVelocity) {
65 result = SL_RESULT_PARAMETER_INVALID;
66 } else {
67 I3DDoppler *thiz = (I3DDoppler *) self;
68 interface_lock_exclusive(thiz);
69 for (;;) {
70 enum CartesianSphericalActive velocityActive = thiz->mVelocityActive;
71 switch (velocityActive) {
72 case CARTESIAN_COMPUTED_SPHERICAL_SET:
73 case CARTESIAN_SET_SPHERICAL_COMPUTED: // not in 1.0.1
74 case CARTESIAN_SET_SPHERICAL_REQUESTED: // not in 1.0.1
75 case CARTESIAN_SET_SPHERICAL_UNKNOWN:
76 {
77 SLVec3D velocityCartesian = thiz->mVelocityCartesian;
78 interface_unlock_exclusive(thiz);
79 *pVelocity = velocityCartesian;
80 }
81 break;
82 case CARTESIAN_UNKNOWN_SPHERICAL_SET:
83 thiz->mVelocityActive = CARTESIAN_REQUESTED_SPHERICAL_SET;
84 // fall through
85 case CARTESIAN_REQUESTED_SPHERICAL_SET:
86 // matched by cond_broadcast in case multiple requesters
87 #if 0
88 interface_cond_wait(thiz);
89 #else
90 thiz->mVelocityActive = CARTESIAN_COMPUTED_SPHERICAL_SET;
91 #endif
92 continue;
93 default:
94 assert(SL_BOOLEAN_FALSE);
95 interface_unlock_exclusive(thiz);
96 pVelocity->x = 0;
97 pVelocity->y = 0;
98 pVelocity->z = 0;
99 break;
100 }
101 break;
102 }
103 result = SL_RESULT_SUCCESS;
104 }
105
106 SL_LEAVE_INTERFACE
107 }
108
109
I3DDoppler_SetDopplerFactor(SL3DDopplerItf self,SLpermille dopplerFactor)110 static SLresult I3DDoppler_SetDopplerFactor(SL3DDopplerItf self, SLpermille dopplerFactor)
111 {
112 SL_ENTER_INTERFACE
113
114 I3DDoppler *thiz = (I3DDoppler *) self;
115 interface_lock_poke(thiz);
116 thiz->mDopplerFactor = dopplerFactor;
117 interface_unlock_poke(thiz);
118 result = SL_RESULT_SUCCESS;
119
120 SL_LEAVE_INTERFACE
121 }
122
123
I3DDoppler_GetDopplerFactor(SL3DDopplerItf self,SLpermille * pDopplerFactor)124 static SLresult I3DDoppler_GetDopplerFactor(SL3DDopplerItf self, SLpermille *pDopplerFactor)
125 {
126 SL_ENTER_INTERFACE
127
128 if (NULL == pDopplerFactor) {
129 result = SL_RESULT_PARAMETER_INVALID;
130 } else {
131 I3DDoppler *thiz = (I3DDoppler *) self;
132 interface_lock_peek(thiz);
133 SLpermille dopplerFactor = thiz->mDopplerFactor;
134 interface_unlock_peek(thiz);
135 *pDopplerFactor = dopplerFactor;
136 result = SL_RESULT_SUCCESS;
137 }
138
139 SL_LEAVE_INTERFACE
140 }
141
142
143 static const struct SL3DDopplerItf_ I3DDoppler_Itf = {
144 I3DDoppler_SetVelocityCartesian,
145 I3DDoppler_SetVelocitySpherical,
146 I3DDoppler_GetVelocityCartesian,
147 I3DDoppler_SetDopplerFactor,
148 I3DDoppler_GetDopplerFactor
149 };
150
I3DDoppler_init(void * self)151 void I3DDoppler_init(void *self)
152 {
153 I3DDoppler *thiz = (I3DDoppler *) self;
154 thiz->mItf = &I3DDoppler_Itf;
155 thiz->mVelocityCartesian.x = 0;
156 thiz->mVelocityCartesian.y = 0;
157 thiz->mVelocityCartesian.z = 0;
158 memset(&thiz->mVelocitySpherical, 0x55, sizeof(thiz->mVelocitySpherical));
159 thiz->mVelocityActive = CARTESIAN_SET_SPHERICAL_UNKNOWN;
160 thiz->mDopplerFactor = 1000;
161 }
162