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1 // Copyright (c) 2010 Nokia Corporation and/or its subsidiary(-ies). |
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2 // All rights reserved. |
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3 // This component and the accompanying materials are made available |
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4 // under the terms of "Eclipse Public License v1.0" |
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5 // which accompanies this distribution, and is available |
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6 // at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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7 // |
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8 // Initial Contributors: |
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9 // Nokia Corporation - initial contribution. |
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10 // |
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11 // Contributors: |
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12 // |
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13 // Description: |
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14 // EGL sync implementation |
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15 |
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16 #include "eglapi.h" |
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17 #include <e32std.h> |
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18 #include <e32base.h> |
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19 #include <e32cmn.h> |
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20 #include <eglext.h> |
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21 #include "egltypes.h" |
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22 |
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23 #include "eglsync.h" |
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24 |
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25 |
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26 |
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27 const EGLint CEglSync::KSupportedFlags = EGL_SYNC_FLUSH_COMMANDS_BIT_KHR; |
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28 |
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29 // ToDo get rid of these macros |
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30 //#define EGL_SET_ERROR(e) { Instance().SetError(e); } |
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31 //#define EGL_SET_ERROR(e) {setEglError(e);} |
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32 #define EGL_SET_ERROR(e) |
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33 #define TEST_AND_RET(c, r, t) { if (!(c)) { EGL_TRACE(t); return (r); } } |
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34 #define TEST_CLEANUP_RET(c, r, clnp, t) { if (!(c)) { clnp; EGL_TRACE(t); return (r); } } |
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35 #define CHECK_AND_RET(c, e, r, t) { if (!(c)) { EGL_SET_ERROR(e); EGL_TRACE(t); return (r); } } |
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36 #define CHECK_CLEANUP_RET(c, e, r, clnp, t) { if (!(c)) { EGL_SET_ERROR(e); clnp; EGL_TRACE(t); return (r); } } |
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37 #define RESET_EGL_ERROR() { EGL_SET_ERROR(EGL_SUCCESS); } |
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38 |
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39 // ToDo use EGL Panics & panic messages |
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40 void SyncPanic(TInt aPanic) |
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41 { |
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42 _LIT(KPanic, "EGL SYNC"); |
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43 User::Panic(KPanic, aPanic); |
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44 } |
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45 |
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46 |
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47 |
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48 CEglSync* CEglSync::Create(RFastLock& aFrontLock, EGLSyncKHR aSync, EGLDisplay aDisplay, EGLenum aType) |
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49 { |
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50 CEglSync* sync= new CEglSync(aFrontLock, aSync, aDisplay, aType); |
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51 TEST_AND_RET(sync != NULL, sync, "CEglSync::Create couldn't create the object"); |
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52 if (KErrNone == sync->Initialize()) |
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53 { |
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54 EGL_TRACE("CEglSync::Create OK aDisplay=%d aSync=%d aSyncType=0x%x", aDisplay, aSync, aType); |
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55 return sync; |
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56 } |
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57 else |
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58 { |
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59 EGL_TRACE("CEglSync::Create FAILED aDisplay=%d aSync=%d aSyncType=0x%x", aDisplay, aSync, aType); |
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60 delete sync; |
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61 return NULL; |
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62 } |
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63 } |
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64 |
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65 TInt CEglSync::Initialize() |
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66 { |
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67 TInt err = KErrNone; |
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68 err = iSyncMutex.CreateLocal(); |
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69 TEST_AND_RET(err == KErrNone, err, "CEglSync::Initialize failed to create mutex"); |
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70 err = iSyncCondVar.CreateLocal(); |
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71 TEST_AND_RET(err == KErrNone, err, "CEglSync::Initialize failed to create cond var"); |
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72 return err; |
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73 } |
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74 |
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75 |
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76 CEglSync::CEglSync(RFastLock& aFrontLock, EGLSyncKHR aSync, EGLDisplay aDisplay, EGLenum aType): |
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77 iEglSync(aSync), |
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78 iDisplay(aDisplay), |
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79 iSyncType(aType), |
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80 iSyncState(EGL_UNSIGNALED_KHR), |
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81 iDestroyed(EGL_FALSE), |
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82 iWaiters(0), |
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83 iFrontLock(aFrontLock) |
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84 { |
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85 |
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86 } |
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87 |
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88 CEglSync::~CEglSync() |
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89 { |
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90 iSyncMutex.Close(); |
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91 iSyncCondVar.Close(); |
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92 EGL_TRACE("CEglSync::~CEglSync iDisplay=%d iEglSync=%d", iDisplay, iEglSync); |
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93 } |
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94 |
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95 EGLBoolean CEglSync::DestroySyncReady() |
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96 { |
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97 EGL_TRACE("CEglSync::DestroySync iDisplay=%d iEglSync=%d iWaiters=%d", iDisplay, iEglSync, iWaiters); |
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98 iSyncMutex.Wait(); |
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99 if (iWaiters == 0) |
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100 { |
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101 EGL_TRACE("CEglSync::DestroySync READY TO DESTROY iDisplay=%d iEglSync=%d iWaiters=%d", iDisplay, iEglSync, iWaiters); |
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102 iDestroyed = EGL_TRUE; |
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103 return EGL_TRUE; |
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104 } |
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105 else if (!iDestroyed) |
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106 { |
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107 EGL_TRACE("CEglSync::DestroySync BROADCAST iDisplay=%d iEglSync=%d iWaiters=%d", iDisplay, iEglSync, iWaiters); |
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108 iSyncCondVar.Broadcast(); |
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109 } |
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110 iDestroyed = EGL_TRUE; |
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111 iSyncMutex.Signal(); |
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112 return EGL_FALSE; |
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113 } |
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114 |
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115 |
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116 EGLint CEglSync::SignalSync(EGLenum aMode) |
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117 { |
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118 EGL_TRACE("CEglSync::SignalSync aMode=%d", aMode); |
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119 |
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120 iSyncMutex.Wait(); |
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121 if (aMode != iSyncState) |
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122 { |
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123 iSyncState = aMode; |
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124 if (aMode == EGL_SIGNALED_KHR) |
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125 { |
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126 iSyncCondVar.Broadcast(); |
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127 } |
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128 } |
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129 |
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130 iSyncMutex.Signal(); |
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131 return EGL_SUCCESS; |
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132 } |
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133 |
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134 EGLint CEglSync::ClientWaitSync(EGLint aFlags, EGLTimeKHR aTimeout) |
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135 { |
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136 EGL_TRACE("CEglSync::ClientWaitSync aFlags=%d aTimeout=%d", aFlags, aTimeout); |
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137 |
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138 CHECK_CLEANUP_RET(!(aFlags & (~KSupportedFlags)), |
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139 EGL_BAD_PARAMETER, |
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140 EGL_FALSE, |
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141 iFrontLock.Signal();, |
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142 "CEglSync::ClientWaitSync bad flags parameter"); |
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143 |
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144 iSyncMutex.Wait(); |
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145 iFrontLock.Signal(); |
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146 |
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147 CHECK_CLEANUP_RET(!iDestroyed , |
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148 EGL_BAD_PARAMETER, |
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149 EGL_FALSE, |
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150 iSyncMutex.Signal();, |
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151 "CEglSync::ClientWaitSync sync already destroyed"); |
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152 |
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153 EGLint ret = (EGLint) EGL_FALSE; |
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154 if (iSyncState == EGL_UNSIGNALED_KHR) |
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155 { |
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156 if (aTimeout && (aFlags & EGL_SYNC_FLUSH_COMMANDS_BIT_KHR) && (eglGetCurrentContext() != EGL_NO_CONTEXT)) |
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157 { |
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158 switch(eglQueryAPI()) |
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159 { |
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160 case EGL_OPENGL_ES_API: |
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161 //ToDo: make sure these cases are covered |
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162 //glFlush(); |
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163 break; |
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164 case EGL_OPENVG_API: |
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165 //ToDo: make sure these cases are covered |
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166 //vgFlush(); |
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167 break; |
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168 default: |
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169 SyncPanic(__LINE__); |
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170 } |
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171 } |
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172 |
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173 switch (aTimeout) |
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174 { |
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175 case 0: |
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176 ret = EGL_TIMEOUT_EXPIRED_KHR; |
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177 break; |
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178 |
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179 case EGL_FOREVER_KHR: |
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180 { |
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181 EGLint res = KErrNone; |
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182 ++iWaiters; |
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183 EGL_TRACE("CEglSync::ClientWaitSync iSyncCondVar.Wait"); |
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184 res = iSyncCondVar.Wait(iSyncMutex); |
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185 --iWaiters; |
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186 if (res == KErrNone) |
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187 { |
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188 ret = EGL_CONDITION_SATISFIED_KHR; |
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189 } |
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190 else |
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191 { |
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192 ret = EGL_FALSE; |
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193 } |
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194 break; |
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195 } |
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196 |
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197 default: |
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198 { |
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199 /* |
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200 * Since the supported range of timeout at function RCondVar::TimedWait(mutex, timeout) |
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201 * is 0 to KMaxTInt, looping mechanism below is used to support 64bit timeout. |
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202 */ |
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203 EGLint res = KErrTimedOut; |
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204 EGL_TRACE("CEglSync::ClientWaitSync iSyncCondVar.TimedWait"); |
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205 for(TInt64 timeoutMicroseconds = aTimeout/1000; (res == KErrTimedOut) && (timeoutMicroseconds > 0); timeoutMicroseconds -= KMaxTInt) |
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206 { |
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207 ++iWaiters; |
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208 res = iSyncCondVar.TimedWait(iSyncMutex, (timeoutMicroseconds > KMaxTInt) ? KMaxTInt:timeoutMicroseconds); |
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209 --iWaiters; |
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210 } |
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211 switch (res) |
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212 { |
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213 case KErrNone: |
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214 ret = EGL_CONDITION_SATISFIED_KHR; |
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215 break; |
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216 case KErrTimedOut: |
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217 ret = EGL_TIMEOUT_EXPIRED_KHR; |
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218 break; |
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219 default: |
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220 ret = EGL_FALSE; |
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221 break; |
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222 } |
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223 break; |
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224 } |
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225 } |
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226 } |
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227 else |
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228 { |
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229 ret = EGL_CONDITION_SATISFIED_KHR; |
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230 EGL_TRACE("CEglSync::ClientWaitSync sync in signalled state"); |
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231 } |
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232 if (iDestroyed && (iWaiters == 0)) |
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233 { |
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234 EGL_TRACE("CEglSync::ClientWaitSync sync autodestroyed"); |
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235 delete this; |
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236 } |
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237 else |
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238 { |
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239 EGL_TRACE("CEglSync::ClientWaitSync release sync mutex"); |
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240 iSyncMutex.Signal(); |
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241 } |
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242 EGL_TRACE("CEglSync::ClientWaitSync sync exit ret=0x%x", ret); |
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243 return ret; |
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244 } |
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245 |
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246 EGLBoolean CEglSync::GetSyncAttrib(EGLint aAttribute, EGLint *aValue) |
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247 { |
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248 EGL_TRACE("CEglSync::GetSyncAttrib aAttribute=0x%x aValue", aValue); |
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249 |
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250 CHECK_AND_RET(aValue, |
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251 EGL_BAD_PARAMETER, |
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252 EGL_FALSE, |
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253 "CEglSync::GetSyncAttrib undefined parameter aValue is NUL"); |
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254 |
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255 CHECK_AND_RET((aAttribute == EGL_SYNC_TYPE_KHR) || (aAttribute == EGL_SYNC_STATUS_KHR), |
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256 EGL_BAD_ATTRIBUTE, |
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257 EGL_FALSE, |
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258 "CEglSync::GetSyncAttrib unnexpected attribute parameter"); |
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259 |
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260 |
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261 iSyncMutex.Wait(); |
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262 EGLBoolean ret = EGL_FALSE; |
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263 switch(aAttribute) |
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264 { |
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265 case EGL_SYNC_TYPE_KHR: |
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266 { |
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267 *aValue = iSyncType; |
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268 ret = EGL_TRUE; |
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269 break; |
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270 } |
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271 case EGL_SYNC_STATUS_KHR: |
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272 { |
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273 *aValue = iSyncState; |
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274 ret = EGL_TRUE; |
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275 break; |
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276 } |
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277 default: |
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278 { |
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279 EGL_SET_ERROR(EGL_BAD_ATTRIBUTE); |
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280 } |
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281 } |
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282 iSyncMutex.Signal(); |
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283 return ret; |
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284 } |
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285 |
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286 |
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287 CEglSyncExtension* CEglSyncExtension::Create(OpenVGRI::EGL& aEglInstance) |
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288 { |
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289 EGL_TRACE("CEglSyncExtension::Create"); |
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290 CEglSyncExtension* eglSyncExt= new CEglSyncExtension(aEglInstance); |
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291 if (eglSyncExt && eglSyncExt->Construct()) |
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292 { |
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293 return eglSyncExt; |
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294 } |
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295 |
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296 delete eglSyncExt; |
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297 return NULL; |
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298 } |
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299 |
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300 EGLBoolean CEglSyncExtension::Construct() |
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301 { |
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302 if (iEglSyncMapLock.CreateLocal() == KErrNone) |
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303 { |
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304 EGL_TRACE("CEglSyncExtension::Construct OK"); |
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305 return EGL_TRUE; |
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306 } |
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307 |
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308 EGL_TRACE("CEglSyncExtension::Construct FAILED"); |
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309 return EGL_FALSE; |
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310 } |
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311 |
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312 CEglSyncExtension::CEglSyncExtension(OpenVGRI::EGL& aEglInstance): |
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313 iEglSyncMap(), |
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314 iEglSyncId(0)/*, |
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315 iEglInstance(aEglInstance)*/ |
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316 { |
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317 |
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318 } |
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319 |
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320 CEglSyncExtension::~CEglSyncExtension() |
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321 { |
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322 if (iEglSyncMapLock.Handle()) |
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323 { |
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324 iEglSyncMapLock.Wait(); |
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325 } |
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326 |
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327 EglDestroySync(EGL_NO_DISPLAY); |
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328 |
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329 iEglSyncMap.Close(); |
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330 iEglSyncMapLock.Close(); |
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331 } |
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332 |
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333 EXPORT_C TInt CEglSyncExtension::EglSyncDisplayCreate(EGLDisplay aDisplay) |
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334 { |
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335 return KErrNone; |
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336 } |
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337 |
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338 void CEglSyncExtension::EglDestroySync(EGLDisplay aDisplay) |
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339 { |
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340 EGL_TRACE("CEglSyncExtension::EglDestroySync"); |
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341 REglSyncHashMap::TIter iter(iEglSyncMap); |
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342 |
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343 while (iter.NextKey()) |
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344 { |
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345 CEglSync* const* syncpp = NULL; |
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346 syncpp = iter.CurrentValue(); |
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347 if (syncpp && *syncpp && ((aDisplay == EGL_NO_DISPLAY) || (*syncpp)->Display() == aDisplay)) |
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348 { |
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349 const EGLint* key = iter.CurrentKey(); |
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350 EGLPANIC_ASSERT(key, EEglPanicTemp); |
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351 if (aDisplay != EGL_NO_DISPLAY) |
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352 { |
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353 // we expect that the map is to be closed after removing the elements |
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354 // therefore we can skip to remove the syncs from map |
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355 if (KErrNone != iEglSyncMap.Remove(*key)) |
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356 { |
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357 SyncPanic(__LINE__); |
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358 } |
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359 } |
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360 if ((*syncpp)->DestroySyncReady()) |
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361 { |
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362 delete *syncpp; |
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363 } |
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364 } |
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365 } |
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366 } |
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367 |
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368 void CEglSyncExtension::EglSyncDisplayDestroy(EGLDisplay aDisplay) |
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369 { |
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370 iEglSyncMapLock.Wait(); |
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371 EglDestroySync(aDisplay); |
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372 iEglSyncMapLock.Signal(); |
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373 } |
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374 |
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375 EGLSyncKHR CEglSyncExtension::EglCreateSyncKHR(EGLDisplay aDisplay, EGLenum aType, const EGLint* aAttribList) |
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376 { |
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377 EGL_TRACE("CEglSyncExtension::EglCreateSyncKHR aDisplay=%d, aType=%d", aDisplay, aType); |
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378 RESET_EGL_ERROR(); |
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379 |
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380 CHECK_AND_RET(aType == EGL_SYNC_REUSABLE_KHR, |
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381 EGL_BAD_ATTRIBUTE, |
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382 EGL_NO_SYNC_KHR, |
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383 "CEglSyncExtension::EglCreateSyncKHR unsupported sync type"); |
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384 |
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385 CHECK_AND_RET((aAttribList == NULL) || (*aAttribList == EGL_NONE), |
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386 EGL_BAD_ATTRIBUTE, |
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387 EGL_NO_SYNC_KHR, |
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388 "CEglSyncExtension::EglCreateSyncKHR invalid attribute list"); |
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389 |
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390 EGLint lockErr = FindAndLockDisplay(aDisplay); |
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391 |
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392 CHECK_AND_RET(lockErr == EGL_SUCCESS, |
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393 lockErr, |
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394 EGL_NO_SYNC_KHR, |
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395 "CEglSyncExtension::EglCreateSyncKHR couldn't find and lock display"); |
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396 |
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397 |
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398 |
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399 iEglSyncMapLock.Wait(); |
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400 ReleaseDisplayLock(aDisplay); |
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401 |
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402 EGLSyncKHR dispRet = CreateSync(aDisplay, aType); |
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403 |
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404 iEglSyncMapLock.Signal(); |
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405 |
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406 EGL_TRACE("CEglSyncExtension::EglCreateSyncKHR EXIT aDisplay=%d, sync=%d", aDisplay, dispRet); |
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407 return dispRet; |
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408 } |
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409 |
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410 EGLBoolean CEglSyncExtension::EglDestroySyncKHR(EGLDisplay aDisplay, EGLSyncKHR aSync) |
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411 { |
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412 EGL_TRACE("CEglSyncExtension::EglDestroySyncKHR aDisplay=%d, aSync=%d", aDisplay, aSync); |
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413 |
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414 RESET_EGL_ERROR(); |
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415 |
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416 EGLint lockErr = FindAndLockDisplay(aDisplay); |
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417 |
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418 CHECK_AND_RET(lockErr == EGL_SUCCESS, |
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419 lockErr, |
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420 EGL_FALSE, |
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421 "CEglSyncExtension::EglDestroySyncKHR couldn't find and lock display"); |
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422 |
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423 |
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424 iEglSyncMapLock.Wait(); |
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425 ReleaseDisplayLock(aDisplay); |
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426 |
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427 CEglSync** sync = iEglSyncMap.Find((EGLint)aSync); |
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428 CHECK_CLEANUP_RET(sync && (*sync) && ((*sync)->Display() == aDisplay), |
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429 EGL_BAD_PARAMETER, |
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430 EGL_FALSE, |
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431 iEglSyncMapLock.Signal(), |
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432 "CEglSyncDisplayMap::EglDestroySyncKHR cannot find the sync"); |
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433 |
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434 if (KErrNone != iEglSyncMap.Remove((EGLint)aSync)) |
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435 { |
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436 SyncPanic(__LINE__); |
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437 } |
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438 |
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439 if ((*sync)->DestroySyncReady()) |
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440 { |
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441 delete *sync; |
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442 } |
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443 |
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444 iEglSyncMapLock.Signal(); |
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445 |
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446 |
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447 EGL_TRACE("CEglSyncExtension::EglDestroySyncKHR EXIT aDisplay=%d, aSync=%d ret=%s", aDisplay, aSync, "EGL_TRUE"); |
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448 return EGL_TRUE; |
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449 } |
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450 |
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451 EGLBoolean CEglSyncExtension::EglSignalSyncKHR(EGLDisplay aDisplay, EGLSyncKHR aSync, EGLenum aMode) |
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452 { |
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453 EGL_TRACE("CEglSyncExtension::EglSignalSyncKHR aDisplay=%d, aSync=%d aMode=%d", aDisplay, aSync, aMode); |
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454 EGLBoolean ret = EGL_FALSE; |
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455 |
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456 RESET_EGL_ERROR(); |
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457 |
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458 CHECK_AND_RET((aMode == EGL_SIGNALED_KHR) || (aMode == EGL_UNSIGNALED_KHR), |
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459 EGL_BAD_PARAMETER, |
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460 ret, |
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461 "CEglSyncExtension::EglSignalSyncKHR unsupported sync mode"); |
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462 |
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463 EGLint lockErr = FindAndLockDisplay(aDisplay); |
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464 |
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465 CHECK_AND_RET(lockErr == EGL_SUCCESS, |
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466 lockErr, |
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467 EGL_FALSE, |
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468 "CEglSyncExtension::EglSignalSyncKHR couldn't find and lock display"); |
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469 |
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470 |
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471 iEglSyncMapLock.Wait(); |
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472 ReleaseDisplayLock(aDisplay); |
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473 |
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474 CEglSync** sync= iEglSyncMap.Find((EGLint)aSync); |
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475 |
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476 CHECK_CLEANUP_RET(sync && (*sync) && ((*sync)->Display()==aDisplay), |
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477 EGL_BAD_PARAMETER, |
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478 EGL_FALSE, |
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479 iEglSyncMapLock.Signal(), |
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480 "CEglSyncExtension::EglSignalSyncKHR cannot find the lock"); |
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481 |
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482 TEST_CLEANUP_RET((*sync)->Display() == EGL_SYNC_REUSABLE_KHR, |
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483 EGL_BAD_MATCH, |
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484 iEglSyncMapLock.Signal(), |
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485 "CEglSyncExtension::EglSignalSyncKHR bad sync type"); |
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486 |
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487 EGLint signalRet = (*sync)->SignalSync(aMode); |
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488 |
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489 if (signalRet != EGL_SUCCESS) |
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490 { |
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491 EGL_SET_ERROR(ret); |
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492 EGL_TRACE("CEglSyncExtension::EglSignalSyncKHR failed (%d)", ret); |
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493 ret = EGL_FALSE; |
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494 } |
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495 else |
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496 { |
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497 ret = EGL_TRUE; |
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498 } |
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499 |
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500 iEglSyncMapLock.Signal(); |
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501 |
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502 EGL_TRACE("CEglSyncExtension::EglSignalSyncKHR EXIT aDisplay=%d, aSync=%d ret=%s", aDisplay, aSync, ret ? "EGL_TRUE":"EGL_FALSE"); |
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503 return ret; |
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504 } |
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505 |
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506 EGLint CEglSyncExtension::Egl_Private_SignalSyncNOK(EGLDisplay aDisplay, EGLSyncKHR aSync, EGLenum aMode) |
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507 { |
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508 EGL_TRACE("CEglSyncExtension::EglPrivateSignalSyncKHR aDisplay=%d, aSync=%d aMode=%d", aDisplay, aSync, aMode); |
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509 |
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510 TEST_AND_RET((aMode == EGL_SIGNALED_KHR) || (aMode == EGL_UNSIGNALED_KHR), |
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511 EGL_BAD_PARAMETER, |
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512 "CEglSyncExtension::EglPrivateSignalSyncKHR unsupported sync mode"); |
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513 |
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514 EGLint lockErr = FindAndLockDisplay(aDisplay); |
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515 |
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516 TEST_AND_RET(lockErr == EGL_SUCCESS, |
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517 lockErr, |
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518 "CEglSyncExtension::EglPrivateSignalSyncKHR couldn't find and lock display"); |
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519 |
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520 |
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521 |
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522 iEglSyncMapLock.Wait(); |
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523 ReleaseDisplayLock(aDisplay); |
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524 |
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525 CEglSync** sync= iEglSyncMap.Find((EGLint)aSync); |
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526 |
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527 TEST_CLEANUP_RET(sync && (*sync) && ((*sync)->Display()==aDisplay), |
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528 EGL_BAD_PARAMETER, |
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529 iEglSyncMapLock.Signal(), |
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530 "CEglSyncExtension::EglPrivateSignalSyncKHR cannot find the lock"); |
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531 |
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532 EGLint ret = (*sync)->SignalSync(aMode); |
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533 |
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534 if (ret != EGL_SUCCESS) |
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535 { |
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536 EGL_TRACE("CEglSyncExtension::EglPrivateSignalSyncKHR failed (%d)", ret); |
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537 } |
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538 |
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539 iEglSyncMapLock.Signal(); |
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540 |
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541 EGL_TRACE("CEglSyncExtension::EglPrivateSignalSyncKHR EXIT aDisplay=%d, aSync=%d ret=%d", aDisplay, aSync, ret); |
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542 return ret; |
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543 } |
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544 |
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545 EGLint CEglSyncExtension::EglClientWaitSyncKHR(EGLDisplay aDisplay, EGLSyncKHR aSync, EGLint aFlags, EGLTimeKHR aTimeout) |
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546 { |
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547 EGL_TRACE("CEglSyncExtension::EglClientWaitSyncKHR aDisplay=%d, aSync=%d aFlags=0x%x, aTimeout=%ld", aDisplay, aSync, aFlags, aTimeout); |
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548 |
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549 RESET_EGL_ERROR(); |
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550 |
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551 EGLint lockErr = FindAndLockDisplay(aDisplay); |
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552 |
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553 CHECK_AND_RET(lockErr == EGL_SUCCESS, |
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554 lockErr, |
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555 EGL_FALSE, |
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556 "CEglSyncExtension::EglClientWaitSyncKHR couldn't find and lock display"); |
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557 |
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558 |
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559 |
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560 iEglSyncMapLock.Wait(); |
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561 ReleaseDisplayLock(aDisplay); |
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562 |
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563 CEglSync** sync= iEglSyncMap.Find((EGLint)aSync); |
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564 |
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565 CHECK_CLEANUP_RET(sync && (*sync) && ((*sync)->Display()==aDisplay), |
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566 EGL_BAD_PARAMETER, |
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567 EGL_FALSE, |
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568 iEglSyncMapLock.Signal(), |
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569 "CEglSyncExtension::EglClientWaitSyncKHR cannot find the sync"); |
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570 |
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571 EGLint ret = (*sync)->ClientWaitSync(aFlags, aTimeout); |
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572 |
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573 |
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574 EGL_TRACE("CEglSyncExtension::EglClientWaitSyncKHR EXIT aDisplay=%d, aSync=%d ret=%d", aDisplay, aSync, ret); |
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575 return ret; |
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576 } |
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577 |
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578 EGLBoolean CEglSyncExtension::EglGetSyncAttribKHR(EGLDisplay aDisplay, |
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579 EGLSyncKHR aSync, |
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580 EGLint aAttribute, |
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581 EGLint* aValue) |
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582 { |
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583 EGL_TRACE("CEglSyncExtension::EglGetSyncAttribKHR aDisplay=%d, aSync=%d aAttribute=0x%x, aValue=0x%x", aDisplay, |
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584 aSync, |
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585 aAttribute, |
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586 aValue); |
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587 RESET_EGL_ERROR(); |
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588 |
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589 EGLint lockErr = FindAndLockDisplay(aDisplay); |
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590 |
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591 CHECK_AND_RET(lockErr == EGL_SUCCESS, |
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592 lockErr, |
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593 EGL_FALSE, |
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594 "CEglSyncExtension::EglGetSyncAttribKHR couldn't find and lock display"); |
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595 |
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596 |
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597 iEglSyncMapLock.Wait(); |
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598 ReleaseDisplayLock(aDisplay); |
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599 |
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600 CEglSync** sync= iEglSyncMap.Find((EGLint)aSync); |
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601 |
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602 CHECK_CLEANUP_RET(sync && (*sync) && ((*sync)->Display()==aDisplay), |
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603 EGL_BAD_PARAMETER, |
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604 EGL_FALSE, |
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605 iEglSyncMapLock.Signal(), |
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606 "CEglSyncExtension::EglGetSyncAttribKHR cannot find the lock"); |
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607 |
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608 |
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609 EGLint ret = (*sync)->GetSyncAttrib(aAttribute, aValue); |
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610 |
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611 iEglSyncMapLock.Signal(); |
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612 |
|
613 |
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614 |
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615 EGL_TRACE("CEglSyncExtension::EglGetSyncAttribKHR EXIT aDisplay=%d, aSync=%d ret=%s", aDisplay, aSync, ret ? "EGL_TRUE":"EGL_FALSE"); |
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616 return ret; |
|
617 } |
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618 |
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619 EGLint CEglSyncExtension::FindAndLockDisplay(EGLDisplay aDisplay) |
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620 { |
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621 return OpenVGRI::getEGL()->FindAndLockDisplay(aDisplay); |
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622 } |
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623 |
|
624 void CEglSyncExtension::ReleaseDisplayLock(EGLDisplay aDisplay) |
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625 { |
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626 OpenVGRI::getEGL()->ReleaseDisplayLock(aDisplay); |
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627 } |
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628 |
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629 EGLSyncKHR CEglSyncExtension::CreateSync(EGLDisplay aDisplay, EGLenum aType) |
|
630 { |
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631 CEglSync* sync = CEglSync::Create(iEglSyncMapLock, |
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632 (EGLSyncKHR)(++iEglSyncId), |
|
633 aDisplay, |
|
634 aType); |
|
635 |
|
636 CHECK_AND_RET(sync != NULL, |
|
637 EGL_BAD_ALLOC, |
|
638 EGL_NO_SYNC_KHR, |
|
639 "CEglSyncDisplayMap::CreateSync failed to create sync"); |
|
640 |
|
641 TInt err = KErrNone; |
|
642 err = iEglSyncMap.Insert(iEglSyncId, sync); |
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643 |
|
644 CHECK_CLEANUP_RET(err == KErrNone, |
|
645 EGL_BAD_ALLOC, |
|
646 EGL_NO_SYNC_KHR, |
|
647 delete sync, |
|
648 "CEglSyncDisplayMap::CreateSync insert failed"); |
|
649 |
|
650 return (EGLSyncKHR)iEglSyncId; |
|
651 } |
|
652 |
|
653 EGLSyncKHR CEglSyncExtension::eglCreateSyncKHR(EGLDisplay aDisplay, EGLenum aType, const EGLint* aAttribList) |
|
654 { |
|
655 CEglSyncExtension* eglSyncInstance = (CEglSyncExtension*)OpenVGRI::getEGL()->EGLSyncExtension(); |
|
656 CHECK_AND_RET(eglSyncInstance, |
|
657 EGL_NOT_INITIALIZED, |
|
658 EGL_NO_SYNC_KHR, |
|
659 "CEglSyncExtension::eglCreateSyncKHR extension instance not created"); |
|
660 |
|
661 return eglSyncInstance->EglCreateSyncKHR(aDisplay, aType, aAttribList); |
|
662 } |
|
663 |
|
664 EGLBoolean CEglSyncExtension::eglDestroySyncKHR(EGLDisplay aDisplay, EGLSyncKHR aSync) |
|
665 { |
|
666 CEglSyncExtension* eglSyncInstance = (CEglSyncExtension*)OpenVGRI::getEGL()->EGLSyncExtension(); |
|
667 CHECK_AND_RET(eglSyncInstance, |
|
668 EGL_NOT_INITIALIZED, |
|
669 EGL_FALSE, |
|
670 "CEglSyncExtension::eglDestroySyncKHR extension instance not created"); |
|
671 |
|
672 return eglSyncInstance->EglDestroySyncKHR(aDisplay, aSync); |
|
673 } |
|
674 |
|
675 EGLint CEglSyncExtension::eglClientWaitSyncKHR(EGLDisplay aDisplay, EGLSyncKHR aSync, EGLint aFlags, EGLTimeKHR aTimeout) |
|
676 { |
|
677 CEglSyncExtension* eglSyncInstance = (CEglSyncExtension*)OpenVGRI::getEGL()->EGLSyncExtension(); |
|
678 CHECK_AND_RET(eglSyncInstance, |
|
679 EGL_NOT_INITIALIZED, |
|
680 EGL_FALSE, |
|
681 "CEglSyncExtension::eglGetSyncAttribKHR extension instance not created"); |
|
682 |
|
683 return eglSyncInstance->EglClientWaitSyncKHR(aDisplay, aSync, aFlags, aTimeout); |
|
684 } |
|
685 |
|
686 EGLBoolean CEglSyncExtension::eglSignalSyncKHR(EGLDisplay aDisplay, EGLSyncKHR aSync, EGLenum aMode) |
|
687 { |
|
688 CEglSyncExtension* eglSyncInstance = (CEglSyncExtension*)OpenVGRI::getEGL()->EGLSyncExtension(); |
|
689 CHECK_AND_RET(eglSyncInstance, |
|
690 EGL_NOT_INITIALIZED, |
|
691 EGL_FALSE, |
|
692 "CEglSyncExtension::eglSignalSyncKHR extension instance not created"); |
|
693 |
|
694 return eglSyncInstance->EglSignalSyncKHR(aDisplay, aSync, aMode); |
|
695 } |
|
696 |
|
697 |
|
698 EGLBoolean CEglSyncExtension::eglGetSyncAttribKHR(EGLDisplay aDisplay, EGLSyncKHR aSync, EGLint aAttribute, EGLint* aValue) |
|
699 { |
|
700 CEglSyncExtension* eglSyncInstance = (CEglSyncExtension*)OpenVGRI::getEGL()->EGLSyncExtension(); |
|
701 CHECK_AND_RET(eglSyncInstance, |
|
702 EGL_NOT_INITIALIZED, |
|
703 EGL_FALSE, |
|
704 "CEglSyncExtension::eglGetSyncAttribKHR extension instance not created"); |
|
705 |
|
706 return eglSyncInstance->EglGetSyncAttribKHR(aDisplay, aSync, aAttribute, aValue); |
|
707 } |
|
708 |
|
709 EGLint CEglSyncExtension::egl_Private_SignalSyncNOK(EGLDisplay aDisplay, EGLSyncKHR aSync, EGLenum aMode) |
|
710 { |
|
711 CEglSyncExtension* eglSyncInstance = (CEglSyncExtension*)OpenVGRI::getEGL()->EGLSyncExtension(); |
|
712 CHECK_AND_RET(eglSyncInstance, |
|
713 EGL_NOT_INITIALIZED, |
|
714 EGL_NOT_INITIALIZED, |
|
715 "CEglSyncExtension::egl_Private_SignalSyncNOK extension instance not created"); |
|
716 |
|
717 return eglSyncInstance->Egl_Private_SignalSyncNOK(aDisplay, aSync, aMode); |
|
718 } |