1 | /****************************************************************************** |
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2 | * SAGE - Scalable Adaptive Graphics Environment |
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3 | * |
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4 | * Copyright (C) 2004 Electronic Visualization Laboratory, |
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5 | * University of Illinois at Chicago |
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6 | * |
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7 | * All rights reserved. |
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8 | * |
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9 | * Redistribution and use in source and binary forms, with or without |
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10 | * modification, are permitted provided that the following conditions are met: |
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11 | * |
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12 | * * Redistributions of source code must retain the above copyright |
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13 | * notice, this list of conditions and the following disclaimer. |
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14 | * * Redistributions in binary form must reproduce the above |
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15 | * copyright notice, this list of conditions and the following disclaimer |
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16 | * in the documentation and/or other materials provided with the distribution. |
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17 | * * Neither the name of the University of Illinois at Chicago nor |
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18 | * the names of its contributors may be used to endorse or promote |
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19 | * products derived from this software without specific prior written permission. |
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20 | * |
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21 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
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22 | * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
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23 | * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
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24 | * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR |
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25 | * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, |
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26 | * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, |
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27 | * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR |
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28 | * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF |
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29 | * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING |
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30 | * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS |
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31 | * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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32 | * |
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33 | * Direct questions, comments etc about SAGE to http://www.evl.uic.edu/cavern/forum/ |
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34 | * |
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35 | *****************************************************************************/ |
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36 | |
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37 | /*------------------------------------------------------------------------ |
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38 | - Author: Arun Rao |
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39 | - Library: Tile Config |
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40 | - Revision Date: 4/22/2004 |
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41 | - Module: tile_config.h |
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42 | - Purpose: Contains all class descriptions for building |
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43 | - a description of a tile display system, at run time |
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44 | ---------------------------------------------------------------------------*/ |
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45 | #ifndef SAGE_TILE_CONFIG_H |
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46 | #define SAGE_TILE_CONFIG_H |
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47 | |
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48 | #define _DEBUG 1 |
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49 | |
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50 | #include <stdio.h> |
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51 | #include <stdlib.h> |
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52 | |
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53 | //__________________________________________ |
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54 | class Physical_Tile; |
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55 | class Display_Node; |
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56 | class Virtual_Desktop_Tile; |
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57 | |
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58 | class DisplayCluster; |
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59 | class PhysicalDisplay; |
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60 | class VirtualDesktop; |
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61 | //__________________________________________ |
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62 | |
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63 | class Physical_Tile |
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64 | { |
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65 | private: |
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66 | //int horizRes; //horizontal resolution |
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67 | //int vertRes; //vertical resolution |
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68 | float screenWidth; //width of screen in inches |
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69 | float screenHeight; //height of screen in inches |
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70 | float leftMullion; //the width of the left Mullion in inches |
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71 | float rightMullion; // " " " right " " |
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72 | float topMullion; // " " " top " " |
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73 | float bottomMullion; // " " " bottom " " |
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74 | float lowerleftX; //the x position of the bottom left corner of the tile (including the mullions from left) |
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75 | //with respect to some arbritrary origin |
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76 | float lowerleftY; //the y position of the bottom left corner of the tile (including the mullions from bottom) |
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77 | //with respect to some arbritrary origin |
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78 | int id; |
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79 | Virtual_Desktop_Tile* virtDeskTile; //the virtual desktop tile that the physical tile will display |
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80 | Physical_Tile* next; |
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81 | Display_Node* source; //the display node that is the source to the physical tile |
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82 | public: |
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83 | Physical_Tile(); |
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84 | ~Physical_Tile(); |
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85 | |
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86 | float ScreenWidthDimension(); |
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87 | float ScreenHeightDimension(); |
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88 | float LeftMullionThickness(); |
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89 | float RightMullionThickness(); |
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90 | float TopMullionThickness(); |
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91 | float BottomMullionThickness(); |
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92 | float LowerLeftX(); |
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93 | float LowerLeftY(); |
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94 | int ID(); |
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95 | Physical_Tile* Next(); |
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96 | Display_Node* Source(); |
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97 | Virtual_Desktop_Tile* VirtualDesktopTile(); |
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98 | |
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99 | |
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100 | void ScreenWidthDimension(float); |
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101 | void ScreenHeightDimension(float); |
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102 | void RightMullionThickness(float); |
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103 | void LeftMullionThickness(float); |
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104 | void TopMullionThickness(float); |
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105 | void BottomMullionThickness(float); |
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106 | void LowerLeftX(float); |
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107 | void LowerLeftY(float); |
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108 | void ID(int); |
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109 | void Next(Physical_Tile*); |
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110 | void Source(Display_Node*); |
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111 | void VirtualDesktopTile(Virtual_Desktop_Tile*); |
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112 | }; |
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113 | |
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114 | class Virtual_Desktop_Tile |
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115 | { |
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116 | private: |
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117 | float lowerLeftX; //the ratio of the lower left x position to the entire virtual desktop width |
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118 | float lowerLeftY; //the ratio of the lower left y position to the entire virtual desktop height |
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119 | |
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120 | float widthRatio; //the ratio of the width of the virtual desktop tile |
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121 | //to the entire virtual desktop width |
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122 | |
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123 | float heightRatio; //the ratio of the height of the virtual desktop tile |
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124 | //to the entire virtual desktop height |
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125 | |
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126 | int id; //the id of the virtual desktop tile |
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127 | |
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128 | |
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129 | int lowerLeftPixelX; |
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130 | int lowerLeftPixelY; |
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131 | int widthInPixels; |
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132 | int heightInPixels; |
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133 | |
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134 | int nonMullionLLX; //lower left X on a zero mullion display |
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135 | int nonMullionLLY; //lower left Y on a zero mullion display |
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136 | |
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137 | Display_Node* dispNode; //the node that will display the virtual desktop tile to the associated physical tile |
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138 | Virtual_Desktop_Tile *next; |
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139 | |
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140 | |
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141 | public: |
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142 | Virtual_Desktop_Tile(); |
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143 | ~Virtual_Desktop_Tile(); |
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144 | float LowerLeftX(); |
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145 | float LowerLeftY(); |
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146 | int LowerLeftPixelX(); |
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147 | int LowerLeftPixelY(); |
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148 | int WidthInPixels(); |
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149 | int HeightInPixels(); |
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150 | int NonMullionLLX(); |
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151 | int NonMullionLLY(); |
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152 | |
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153 | float WidthRatio(); //The ratio of the width of the tile to that of the whole virtual desktop |
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154 | float HeightRatio(); //The ratio of the height of the tile to that of the whole virtual desktop |
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155 | int ID(); //The unique ID of the tile |
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156 | Display_Node* DisplayNode(); //The physical tile that this virtual desktop tile resides |
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157 | Virtual_Desktop_Tile* Next(); |
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158 | |
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159 | void LowerLeftX(float); |
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160 | void LowerLeftY(float); |
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161 | void NonMullionLLX(int); |
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162 | void NonMullionLLY(int); |
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163 | void LowerLeftPixelX(int); |
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164 | void LowerLeftPixelY(int); |
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165 | void WidthInPixels(int); |
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166 | void HeightInPixels(int); |
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167 | void WidthRatio(float); |
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168 | void HeightRatio(float); |
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169 | void ID(int); |
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170 | void DisplayNode(Display_Node*); |
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171 | void Next(Virtual_Desktop_Tile*); |
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172 | |
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173 | }; |
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174 | |
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175 | class VDTtoPTmapper |
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176 | { |
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177 | Physical_Tile* pt; |
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178 | Virtual_Desktop_Tile *vdt; |
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179 | |
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180 | public: |
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181 | VDTtoPTmapper(Physical_Tile*, Virtual_Desktop_Tile*); |
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182 | ~VDTtoPTmapper(); |
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183 | Physical_Tile* PhysicalTile(); |
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184 | Virtual_Desktop_Tile* VirtualDesktopTile(); |
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185 | |
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186 | }; |
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187 | |
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188 | class Display_Node |
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189 | { |
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190 | private: |
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191 | char* nodeName; //the name of the computer that holds pixels to display |
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192 | char* ip; //ip address of the computer the holds pixels to display |
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193 | VDTtoPTmapper** maps; //pointer to the array of VDTtoPTmapper objects |
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194 | Display_Node* next; //next display node in list |
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195 | int numberOfMaps; //The number of mappings from virtual desktop tile to physical tile |
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196 | //that this display node can make (i.e. how many outputs the display node has) |
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197 | public: |
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198 | Display_Node(); |
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199 | ~Display_Node(); |
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200 | void Name(char* ); |
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201 | void IP(char* ); |
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202 | char* Name(void); |
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203 | char* IP(void); |
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204 | int NumberOfMaps(); |
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205 | void NumberOfMaps(int); |
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206 | VDTtoPTmapper** Maps(); |
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207 | bool AddMap(VDTtoPTmapper*); |
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208 | Display_Node* Next(); |
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209 | void Next(Display_Node*); |
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210 | void RemoveMap(VDTtoPTmapper*); |
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211 | void RemoveMap(int); //delete a specific mapping given an index |
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212 | }; |
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213 | |
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214 | |
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215 | //__________________________________________ |
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216 | |
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217 | class DisplayCluster |
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218 | { |
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219 | protected: |
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220 | Display_Node* displayNodeListHead; //pointer to the display node linked list |
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221 | VirtualDesktop* vd; |
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222 | PhysicalDisplay* pd; |
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223 | |
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224 | public: |
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225 | DisplayCluster(); |
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226 | ~DisplayCluster(); |
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227 | void AddDisplayNode(Display_Node* ); |
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228 | void RemoveDisplayNode(char*); //remove a display node given the display node name |
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229 | void RemoveDisplayNodeByName(char*); |
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230 | void RemoveDisplayNodeByIP(char*); //remove a display node given the display node ip |
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231 | Display_Node* getFirstNode(); //return the first node in the display node list |
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232 | |
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233 | VirtualDesktop* VirtualDesktopAssoc(); |
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234 | void VirtualDesktopAssoc(VirtualDesktop* ); |
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235 | PhysicalDisplay* PhysicalDisplayAssoc(); |
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236 | void PhysicalDisplayAssoc(PhysicalDisplay*); |
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237 | |
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238 | bool GenerateMapping(Virtual_Desktop_Tile*, Physical_Tile*); |
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239 | bool GenerateMapping(Virtual_Desktop_Tile*, Physical_Tile*, Display_Node*); |
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240 | void RemoveMapping(Virtual_Desktop_Tile*, Physical_Tile*, Display_Node*); |
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241 | void RemoveMapsWith(Virtual_Desktop_Tile*); //Removes any mappings made witht the given virtual tile |
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242 | void RemoveMapsWith(Physical_Tile*); //Removes any mappings made with the given physical tile |
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243 | bool NodeOnCluster(Display_Node*); |
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244 | |
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245 | }; |
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246 | |
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247 | |
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248 | class PhysicalDisplay |
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249 | { |
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250 | protected: |
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251 | Physical_Tile* physicalTileListHead; //pointer to the physical tile linked list |
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252 | |
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253 | VirtualDesktop* vd; |
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254 | DisplayCluster* dc; |
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255 | float pixelsPerInch; //the pixels per inch ratio |
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256 | |
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257 | public: |
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258 | PhysicalDisplay(); |
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259 | ~PhysicalDisplay(); |
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260 | VirtualDesktop* VirtualDesktopAssoc(); |
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261 | void VirtualDesktopAssoc(VirtualDesktop* ); |
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262 | DisplayCluster* DisplayClusterAssoc(); |
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263 | void DisplayClusterAssoc(DisplayCluster* ); |
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264 | int AddPhysicalTile(Physical_Tile*); //adds a tile to the display and returns its unique id |
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265 | |
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266 | Physical_Tile* RemovePhysicalTileByID(int, bool); //remove a physical tile from this physical display |
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267 | //the second parameter is used to have the tile deleted |
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268 | //or just removed. If "true" the tile will be deleted |
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269 | //from memory, otherwise the address of the tile will |
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270 | //be returned |
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271 | |
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272 | Physical_Tile* getFirstNode(); //returns the first node in the physical tile list |
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273 | bool TileOnPhysicalDisplay(Physical_Tile*); |
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274 | float PixelsPerInch(); //get the pixels per inch that ALL the physical tiles on this display conform to |
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275 | void PixelsPerInch(float); //set the pixels per inch that ALL the physical tiles on this display conform to |
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276 | }; |
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277 | |
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278 | class VirtualDesktop |
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279 | { |
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280 | protected: |
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281 | int horizRes; //horizontal resolution of virtual desktop |
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282 | int vertRes; //vertical resolution of virtual desktop |
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283 | |
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284 | //pointer to Virtual_Desktop_Tile linked list |
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285 | Virtual_Desktop_Tile* tileListHead; |
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286 | |
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287 | PhysicalDisplay* pd; |
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288 | DisplayCluster* dc; |
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289 | |
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290 | |
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291 | public: |
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292 | VirtualDesktop(); |
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293 | ~VirtualDesktop(); |
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294 | |
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295 | PhysicalDisplay* PhysicalDisplayAssoc(); |
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296 | void PhysicalDisplayAssoc(PhysicalDisplay*); |
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297 | DisplayCluster* DisplayClusterAssoc(); |
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298 | void DisplayClusterAssoc(DisplayCluster*); |
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299 | |
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300 | int HorizRes(void){ return horizRes; } |
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301 | int VertRes(void){ return vertRes; } |
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302 | |
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303 | void AddTile(Virtual_Desktop_Tile*); |
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304 | void RemoveTile(Virtual_Desktop_Tile*); |
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305 | |
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306 | Virtual_Desktop_Tile* getFirstNode(void);
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307 |
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308 | bool Update(void); //update the virtual desktop with newly added/removed tile mappings
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309 |
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310 | }; |
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311 | |
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312 | #endif |
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