1 /* |
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2 * Copyright (c) 2005-2007 Nokia Corporation and/or its subsidiary(-ies). |
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3 * All rights reserved. |
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4 * This component and the accompanying materials are made available |
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5 * under the terms of "Eclipse Public License v1.0" |
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6 * which accompanies this distribution, and is available |
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7 * at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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8 * |
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9 * Initial Contributors: |
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10 * Nokia Corporation - initial contribution. |
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11 * |
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12 * Contributors: |
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13 * |
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14 * Description: Group for Doppler controls |
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15 * |
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16 */ |
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17 |
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18 |
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19 // INCLUDE FILES |
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20 |
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21 #include "cammsdopplercontrolgroup.h" |
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22 #include "cammsdopplercontrol.h" |
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23 #include "ammsutil.h" |
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24 |
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25 // ============================ MEMBER FUNCTIONS =============================== |
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26 |
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27 // ----------------------------------------------------------------------------- |
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28 // CAMMSDopplerControlGroup::NewLC |
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29 // Two-phased constructor. |
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30 // ----------------------------------------------------------------------------- |
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31 CAMMSDopplerControlGroup* CAMMSDopplerControlGroup::NewLC( |
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32 TAMMSControlTypes aControlType) |
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33 { |
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34 CAMMSDopplerControlGroup* self = new(ELeave) CAMMSDopplerControlGroup( |
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35 aControlType); |
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36 |
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37 CleanupStack::PushL(self); |
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38 self->ConstructL(); |
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39 |
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40 return self; |
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41 } |
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42 |
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43 // Destructor |
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44 CAMMSDopplerControlGroup::~CAMMSDopplerControlGroup() |
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45 { |
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46 } |
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47 |
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48 // ----------------------------------------------------------------------------- |
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49 // CAMMSDopplerControlGroup::VelocityCartesianL |
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50 // Returns the current velocity, used in calculations for the Doppler effect |
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51 // (other items were commented in a header). |
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52 // ----------------------------------------------------------------------------- |
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53 void CAMMSDopplerControlGroup::VelocityCartesianL( |
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54 TInt aVelocity[ KAMMSVectorComponents ]) |
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55 { |
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56 for (TInt i = 0; i < KAMMSVectorComponents; i++) |
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57 { |
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58 aVelocity[ i ] = iCommited.iVelocity[ i ]; |
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59 } |
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60 } |
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61 |
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62 // ----------------------------------------------------------------------------- |
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63 // CAMMSDopplerControlGroup::Enabled |
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64 // Returns whether this Doppler effect is currently active. |
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65 // (other items were commented in a header). |
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66 // ----------------------------------------------------------------------------- |
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67 TBool CAMMSDopplerControlGroup::Enabled() |
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68 { |
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69 return iCommited.iEnabled; |
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70 } |
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71 |
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72 // ----------------------------------------------------------------------------- |
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73 // CAMMSDopplerControlGroup::SetEnabledL |
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74 // Specifies if this Doppler effect is active or ignored. |
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75 // (other items were commented in a header). |
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76 // ----------------------------------------------------------------------------- |
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77 void CAMMSDopplerControlGroup::SetEnabledL(TBool aEnabled) |
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78 { |
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79 // If the DopplerControl was fetched from the Spectator, |
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80 // this method has no effect. So only disable the value for SoundSource3D. |
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81 if (aEnabled || |
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82 (!aEnabled && iControlType == EAMMSSoundSource3DControl)) |
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83 { |
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84 iUncommited.iEnabled = aEnabled; |
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85 UpdateL(EEnabled); |
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86 } |
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87 } |
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88 |
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89 // ----------------------------------------------------------------------------- |
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90 // CAMMSDopplerControlGroup::SetVelocityCartesianL |
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91 // Sets the velocity, used in calculations for the Doppler effect. |
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92 // (other items were commented in a header). |
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93 // ----------------------------------------------------------------------------- |
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94 void CAMMSDopplerControlGroup::SetVelocityCartesianL( |
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95 TInt aX, |
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96 TInt aY, |
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97 TInt aZ) |
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98 { |
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99 iUncommited.iVelocity[ EComponentX ] = aX; |
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100 iUncommited.iVelocity[ EComponentY ] = aY; |
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101 iUncommited.iVelocity[ EComponentZ ] = aZ; |
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102 |
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103 UpdateL(EVelocity); |
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104 } |
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105 |
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106 // ----------------------------------------------------------------------------- |
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107 // CAMMSDopplerControlGroup::SetVelocitySphericalL |
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108 // Sets the velocity, used in calculations for the Doppler effect. |
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109 // (other items were commented in a header). |
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110 // ----------------------------------------------------------------------------- |
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111 void CAMMSDopplerControlGroup::SetVelocitySphericalL( |
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112 TInt aAzimuth, |
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113 TInt aElevation, |
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114 TInt aRadius) |
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115 { |
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116 TInt sphericalVector[] = { aAzimuth, aElevation, aRadius }; |
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117 |
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118 // Convert to cartesian. |
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119 AMMSUtil::FromSphericalToCartesianL(sphericalVector, |
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120 iUncommited.iVelocity); |
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121 |
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122 UpdateL(EVelocity); |
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123 } |
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124 |
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125 // ----------------------------------------------------------------------------- |
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126 // CAMMSDopplerControlGroup::TypeSafeControl |
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127 // Gets control. Ownership is not tranferred. |
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128 // (other items were commented in a header). |
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129 // ----------------------------------------------------------------------------- |
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130 CAMMSDopplerControl* |
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131 CAMMSDopplerControlGroup::TypeSafeControl(TInt aIndex) const |
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132 { |
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133 return static_cast<CAMMSDopplerControl*>(Control(aIndex)); |
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134 } |
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135 |
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136 // ----------------------------------------------------------------------------- |
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137 // CAMMSDopplerControlGroup::ClassName |
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138 // Returns class name that identifies this control group. |
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139 // (other items were commented in a header). |
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140 // ----------------------------------------------------------------------------- |
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141 const TDesC16& CAMMSDopplerControlGroup::ClassName() |
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142 { |
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143 return KAMMSDopplerControlClassName; |
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144 } |
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145 |
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146 // ----------------------------------------------------------------------------- |
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147 // CAMMSDopplerControlGroup::CommitL |
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148 // Transfers all the pending parameters to the audio processing system. |
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149 // (other items were commented in a header). |
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150 // ----------------------------------------------------------------------------- |
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151 void CAMMSDopplerControlGroup::CommitL(TInt aCommit) |
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152 { |
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153 TInt controls = ControlCount(); |
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154 |
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155 // first commit enabled state |
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156 if (aCommit & EEnabled) |
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157 { |
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158 for (TInt i = 0; i < controls; i++) |
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159 { |
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160 CAMMSDopplerControl* control = TypeSafeControl(i); |
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161 control->SetEnabledL(iUncommited.iEnabled); |
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162 } |
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163 iCommited.iEnabled = iUncommited.iEnabled; |
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164 } |
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165 |
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166 // then commit velocity |
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167 if (aCommit & EVelocity) |
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168 { |
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169 for (TInt i = 0; i < controls; i++) |
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170 { |
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171 CAMMSDopplerControl* control = TypeSafeControl(i); |
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172 |
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173 control->SetVelocityCartesianL( |
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174 iUncommited.iVelocity[ EComponentX ], |
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175 iUncommited.iVelocity[ EComponentY ], |
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176 iUncommited.iVelocity[ EComponentZ ]); |
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177 } |
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178 |
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179 // Change uncommited velocity to commited |
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180 for (TInt i = 0; i < KAMMSVectorComponents; i++) |
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181 { |
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182 iCommited.iVelocity[ i ] = iUncommited.iVelocity[ i ]; |
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183 } |
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184 } |
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185 } |
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186 |
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187 // ----------------------------------------------------------------------------- |
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188 // CAMMSDopplerControlGroup::NotifyPlayerAddedL |
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189 // Called by when a new player is added |
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190 // (other items were commented in a header). |
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191 // ----------------------------------------------------------------------------- |
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192 void CAMMSDopplerControlGroup::NotifyPlayerAddedL( |
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193 CMMAPlayer* aPlayer, |
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194 CMMAControl* aControl) |
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195 { |
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196 CAMMSAudio3DControlGroup::NotifyPlayerAddedL(aPlayer, aControl); |
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197 |
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198 CAMMSDopplerControl* control = |
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199 static_cast<CAMMSDopplerControl*>(aControl); |
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200 |
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201 // set the current parameters |
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202 |
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203 control->SetVelocityCartesianL( |
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204 iCommited.iVelocity[ EComponentX ], |
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205 iCommited.iVelocity[ EComponentY ], |
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206 iCommited.iVelocity[ EComponentZ ]); |
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207 |
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208 control->SetEnabledL(iCommited.iEnabled); |
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209 } |
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210 |
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211 // ----------------------------------------------------------------------------- |
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212 // CAMMSDopplerControlGroup::CAMMSDopplerControlGroup |
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213 // C++ default constructor can NOT contain any code, that might leave. |
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214 // ----------------------------------------------------------------------------- |
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215 CAMMSDopplerControlGroup::CAMMSDopplerControlGroup( |
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216 TAMMSControlTypes aControlType): |
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217 CAMMSAudio3DControlGroup(KAMMSDopplerControl, aControlType) |
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218 { |
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219 } |
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220 |
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221 // ----------------------------------------------------------------------------- |
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222 // CAMMSDopplerControlGroup::ConstructL |
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223 // Symbian 2nd phase constructor can leave. |
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224 // ----------------------------------------------------------------------------- |
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225 inline void CAMMSDopplerControlGroup::ConstructL() |
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226 { |
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227 CAMMSAudio3DControlGroup::ConstructL(); |
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228 |
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229 // The default value for Spectator's DopplerControl is true |
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230 // (the default value for SoundSource3D's DopplerControl is false) |
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231 if (iControlType == EAMMSSpectatorControl) |
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232 { |
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233 SetEnabledL(ETrue); |
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234 } |
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235 } |
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236 |
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237 // End of File |
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