1 | /* -*- mode: c++; c-basic-offset: 4; indent-tabs-mode: nil -*- */ |
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2 | /* |
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3 | * Copyright (C) 2004-2015 HUBzero Foundation, LLC |
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4 | * |
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5 | * Author: Leif Delgass <ldelgass@purdue.edu> |
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6 | */ |
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7 | |
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8 | #ifndef GEOVIS_RENDERER_H |
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9 | #define GEOVIS_RENDERER_H |
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10 | |
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11 | #include <sys/time.h> // For struct timeval |
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12 | #include <ctime> // For time_t |
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13 | #include <string> |
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14 | #include <vector> |
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15 | #include <tr1/unordered_map> |
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16 | #include <typeinfo> |
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17 | |
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18 | #include <osg/ref_ptr> |
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19 | #include <osg/Node> |
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20 | #include <osg/Image> |
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21 | #include <osg/TransferFunction> |
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22 | #include <osgText/String> |
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23 | #include <osgViewer/Viewer> |
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24 | #include <osgGA/StateSetManipulator> |
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25 | #include <osgUtil/IncrementalCompileOperation> |
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26 | |
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27 | #include <osgEarth/Version> |
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28 | #include <osgEarth/StringUtils> |
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29 | #include <osgEarth/Map> |
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30 | #include <osgEarth/Viewpoint> |
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31 | #include <osgEarth/ImageLayer> |
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32 | #include <osgEarth/ElevationLayer> |
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33 | #include <osgEarth/ModelLayer> |
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34 | #include <osgEarth/MaskLayer> |
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35 | #include <osgEarth/TileSource> |
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36 | #include <osgEarth/ModelSource> |
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37 | #include <osgEarth/GeoData> |
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38 | #include <osgEarthAnnotation/AnnotationNode> |
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39 | #include <osgEarthAnnotation/FeatureNode> |
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40 | #include <osgEarthUtil/Sky> |
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41 | #include <osgEarthUtil/RTTPicker> |
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42 | #include <osgEarthUtil/EarthManipulator> |
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43 | #include <osgEarthUtil/MouseCoordsTool> |
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44 | #include <osgEarthUtil/Controls> |
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45 | #include <osgEarthUtil/Formatter> |
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46 | #include <osgEarthUtil/MGRSFormatter> |
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47 | #include <osgEarthUtil/AutoClipPlaneHandler> |
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48 | #include <osgEarthUtil/VerticalScale> |
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49 | |
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50 | #define USE_RTT_PICKER |
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51 | |
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52 | #include "Types.h" |
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53 | #include "Trace.h" |
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54 | #include "MouseCoordsTool.h" |
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55 | #include "ScaleBar.h" |
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56 | #include "Placard.h" |
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57 | |
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58 | // Controls if TGA format is sent to client |
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59 | //#define RENDER_TARGA |
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60 | #define TARGA_BYTES_PER_PIXEL 3 |
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61 | |
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62 | namespace GeoVis { |
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63 | |
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64 | class ScreenCaptureCallback : public osg::Camera::DrawCallback |
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65 | { |
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66 | public: |
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67 | ScreenCaptureCallback(osg::Texture2D *texture = NULL) : |
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68 | osg::Camera::DrawCallback(), |
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69 | _texture(texture) |
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70 | { |
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71 | _image = new osg::Image; |
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72 | } |
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73 | |
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74 | virtual void operator()(osg::RenderInfo &renderInfo) const |
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75 | { |
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76 | FRAME("Enter ScreenCaptureCallback"); |
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77 | int width, height; |
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78 | if (renderInfo.getCurrentCamera() == NULL) { |
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79 | ERROR("No camera"); |
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80 | return; |
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81 | } |
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82 | if (renderInfo.getCurrentCamera()->getViewport() == NULL) { |
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83 | ERROR("No viewport"); |
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84 | return; |
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85 | } |
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86 | width = (int)renderInfo.getCurrentCamera()->getViewport()->width(); |
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87 | height = (int)renderInfo.getCurrentCamera()->getViewport()->height(); |
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88 | FRAME("readPixels: %d x %d", width, height); |
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89 | #if 0 //USE_OFFSCREEN_FRAMEBUFFER |
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90 | _image = _texture->getImage(); |
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91 | #else |
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92 | #ifdef RENDER_TARGA |
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93 | _image->readPixels(0, 0, width, height, |
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94 | GL_BGR, GL_UNSIGNED_BYTE); |
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95 | #else |
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96 | _image->readPixels(0, 0, width, height, |
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97 | GL_RGB, GL_UNSIGNED_BYTE); |
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98 | #endif |
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99 | #endif |
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100 | } |
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101 | |
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102 | osg::Image *getImage() |
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103 | { |
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104 | return _image.get(); |
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105 | } |
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106 | |
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107 | osg::Texture2D *getTexture() |
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108 | { |
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109 | return _texture.get(); |
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110 | } |
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111 | |
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112 | private: |
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113 | osg::ref_ptr<osg::Texture2D> _texture; |
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114 | osg::ref_ptr<osg::Image> _image; |
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115 | }; |
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116 | |
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117 | /** |
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118 | * \brief GIS Renderer |
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119 | */ |
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120 | class Renderer |
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121 | { |
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122 | public: |
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123 | typedef std::string ColorMapId; |
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124 | typedef std::string ViewpointId; |
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125 | |
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126 | enum GraticuleType { |
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127 | GRATICULE_UTM, |
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128 | GRATICULE_MGRS, |
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129 | GRATICULE_GEODETIC, |
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130 | GRATICULE_SHADER |
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131 | }; |
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132 | |
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133 | enum CoordinateDisplayType { |
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134 | COORDS_LATLONG_DECIMAL_DEGREES, |
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135 | COORDS_LATLONG_DEGREES_DECIMAL_MINUTES, |
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136 | COORDS_LATLONG_DEGREES_MINUTES_SECONDS, |
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137 | COORDS_MGRS |
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138 | }; |
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139 | |
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140 | enum SelectMode { |
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141 | SELECT_OFF, |
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142 | SELECT_ON |
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143 | }; |
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144 | |
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145 | Renderer(); |
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146 | virtual ~Renderer(); |
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147 | |
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148 | void setResourcePath(const std::string& path) |
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149 | { |
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150 | TRACE("Set resource path to %s", path.c_str()); |
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151 | _resourcePath = path; |
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152 | } |
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153 | |
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154 | void setCacheBaseDirectory(const std::string& path) |
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155 | { |
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156 | TRACE("Set cache base dir to %s", path.c_str()); |
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157 | _cacheBaseDir = path; |
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158 | } |
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159 | |
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160 | std::string getCacheDirectory() const |
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161 | { |
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162 | return _cacheDir; |
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163 | } |
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164 | |
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165 | void setupCache(); |
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166 | |
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167 | std::string getIconFile(const char *name) const; |
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168 | |
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169 | std::string getBaseImage() const; |
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170 | |
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171 | std::string getPinIcon() const; |
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172 | |
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173 | void setAttribution(const std::string& attrib); |
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174 | |
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175 | // Colormaps |
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176 | |
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177 | void addColorMap(const ColorMapId& id, osg::TransferFunction1D *xfer); |
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178 | |
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179 | void deleteColorMap(const ColorMapId& id); |
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180 | |
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181 | void setColorMapNumberOfTableEntries(const ColorMapId& id, int numEntries); |
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182 | |
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183 | bool renderColorMap(const ColorMapId& id, int width, int height, |
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184 | osg::Image *imgData, |
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185 | bool opaque, float bgColor[3], |
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186 | bool bgr = false, |
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187 | int bytesPerPixel = 3) const; |
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188 | |
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189 | void getColorMapRange(const ColorMapId& id, float *min, float *max) const; |
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190 | |
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191 | std::string getColorMapFilePath(const ColorMapId& id) const; |
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192 | |
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193 | void saveCLRFile(const std::string& path, osg::TransferFunction1D *xfer); |
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194 | |
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195 | // Scene |
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196 | |
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197 | void loadEarthFile(const char *path); |
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198 | |
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199 | void resetMap(osgEarth::MapOptions::CoordinateSystemType type, |
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200 | const osg::Vec4f& bgColor = osg::Vec4f(1,1,1,1), |
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201 | const char *profile = NULL, |
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202 | double bounds[4] = NULL, |
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203 | const char *boundsSRS = NULL); |
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204 | |
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205 | void clearMap(); |
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206 | |
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207 | // Map options |
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208 | |
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209 | void setCoordinateReadout(bool state, |
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210 | CoordinateDisplayType type = COORDS_LATLONG_DECIMAL_DEGREES, |
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211 | int precision = -1); |
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212 | |
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213 | void setReadout(int mouseX, int mouseY); |
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214 | |
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215 | void clearReadout(); |
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216 | |
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217 | void setScaleBar(bool state); |
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218 | |
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219 | void setScaleBarUnits(ScaleBarUnits units); |
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220 | |
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221 | void setGraticule(bool enable, GraticuleType type = GRATICULE_SHADER); |
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222 | |
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223 | void setViewerLightType(osg::View::LightingMode mode); |
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224 | |
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225 | void setLighting(bool state); |
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226 | |
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227 | void setTerrainColor(const osg::Vec4f& color); |
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228 | |
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229 | void setTerrainEdges(bool state) {} |
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230 | |
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231 | void setTerrainLineColor(const osg::Vec4f& color) {} |
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232 | |
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233 | void setTerrainLineWidth(float width) {} |
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234 | |
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235 | void setTerrainLighting(bool state); |
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236 | |
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237 | void setTerrainVerticalScale(double scale); |
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238 | |
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239 | void setTerrainWireframe(bool state); |
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240 | |
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241 | void setEphemerisTime(time_t utcTime); |
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242 | |
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243 | void setEphemerisTime(int year, int month, int day, double hours); |
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244 | |
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245 | void setSkyAmbient(float ambientLevel); |
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246 | |
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247 | // Image raster layers |
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248 | |
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249 | int getNumImageLayers() const |
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250 | { |
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251 | return (_map.valid() ? _map->getNumImageLayers() : 0); |
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252 | } |
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253 | |
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254 | void getImageLayerNames(std::vector<std::string>& names) const |
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255 | { |
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256 | if (_map.valid()) { |
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257 | osgEarth::ImageLayerVector layerVector; |
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258 | _map->getImageLayers(layerVector); |
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259 | osgEarth::ImageLayerVector::const_iterator itr; |
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260 | for (itr = layerVector.begin(); itr != layerVector.end(); ++itr) { |
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261 | //osgEarth::UID uid = (*itr)->getUID(); |
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262 | names.push_back((*itr)->getName()); |
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263 | } |
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264 | } |
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265 | } |
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266 | |
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267 | bool addImageLayer(const char *name, |
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268 | osgEarth::TileSourceOptions& opts, |
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269 | unsigned int pos = UINT_MAX, |
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270 | bool enableCache = true, |
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271 | bool coverage = false, |
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272 | bool makeShared = false, |
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273 | bool visible = true, |
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274 | unsigned int minLOD = 0, |
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275 | unsigned int maxLOD = 23); |
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276 | |
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277 | void removeImageLayer(const char *name); |
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278 | |
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279 | void moveImageLayer(const char *name, unsigned int pos); |
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280 | |
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281 | bool getImageLayerExtent(const char *name, osgEarth::GeoExtent &ext); |
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282 | |
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283 | void setImageLayerVisibleRange(const char *name, float min, float max); |
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284 | |
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285 | void setImageLayerLODRange(const char *name, int min, int max); |
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286 | |
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287 | void setImageLayerOpacity(const char *name, double opacity); |
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288 | |
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289 | void setImageLayerVisibility(const char *name, bool state); |
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290 | |
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291 | void addColorFilter(const char *name, const char *shader); |
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292 | |
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293 | void removeColorFilter(const char *name, int idx = -1); |
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294 | |
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295 | // Sequence control |
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296 | |
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297 | bool layerHasSequence(const char *name); |
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298 | |
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299 | bool sequencePause(const char *name); |
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300 | |
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301 | bool sequencePlay(const char *name); |
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302 | |
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303 | bool sequenceSeek(const char *name, unsigned int frame); |
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304 | |
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305 | // Elevation raster layers |
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306 | |
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307 | int getNumElevationLayers() const |
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308 | { |
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309 | return (_map.valid() ? _map->getNumElevationLayers() : 0); |
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310 | } |
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311 | |
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312 | void getElevationLayerNames(std::vector<std::string>& names) const |
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313 | { |
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314 | if (_map.valid()) { |
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315 | osgEarth::ElevationLayerVector layerVector; |
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316 | _map->getElevationLayers(layerVector); |
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317 | osgEarth::ElevationLayerVector::const_iterator itr; |
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318 | for (itr = layerVector.begin(); itr != layerVector.end(); ++itr) { |
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319 | //osgEarth::UID uid = (*itr)->getUID(); |
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320 | names.push_back((*itr)->getName()); |
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321 | } |
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322 | } |
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323 | } |
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324 | |
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325 | void addElevationLayer(const char *name, |
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326 | osgEarth::TileSourceOptions& opts, |
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327 | unsigned int pos = UINT_MAX, |
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328 | bool enableCache = true, |
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329 | bool visible = true, |
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330 | const char *verticalDatum = NULL, |
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331 | unsigned int minLOD = 0, |
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332 | unsigned int maxLOD = 23); |
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333 | |
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334 | void removeElevationLayer(const char *name); |
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335 | |
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336 | void moveElevationLayer(const char *name, unsigned int pos); |
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337 | |
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338 | bool getElevationLayerExtent(const char *name, osgEarth::GeoExtent &ext); |
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339 | |
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340 | void setElevationLayerVisibleRange(const char *name, float min, float max); |
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341 | |
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342 | void setElevationLayerVisibility(const char *name, bool state); |
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343 | |
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344 | // Terrain mask layers |
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345 | |
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346 | int getNumTerrainMaskLayers() const |
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347 | { |
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348 | if (!_map.valid()) return 0; |
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349 | |
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350 | osgEarth::MaskLayerVector layers; |
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351 | _map->getTerrainMaskLayers(layers); |
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352 | return (int)layers.size(); |
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353 | } |
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354 | |
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355 | void getTerrainMaskLayerNames(std::vector<std::string>& names) const |
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356 | { |
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357 | if (_map.valid()) { |
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358 | osgEarth::MaskLayerVector layerVector; |
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359 | _map->getTerrainMaskLayers(layerVector); |
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360 | osgEarth::MaskLayerVector::const_iterator itr; |
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361 | for (itr = layerVector.begin(); itr != layerVector.end(); ++itr) { |
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362 | //osgEarth::UID uid = (*itr)->getUID(); |
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363 | names.push_back((*itr)->getName()); |
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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 | osgEarth::MaskLayer *getTerrainMaskLayerByName(const std::string& name) |
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369 | { |
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370 | if (!_map.valid()) |
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371 | return NULL; |
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372 | |
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373 | osgEarth::MaskLayerVector layerVector; |
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374 | _map->getTerrainMaskLayers(layerVector); |
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375 | osgEarth::MaskLayerVector::iterator itr; |
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376 | for (itr = layerVector.begin(); itr != layerVector.end(); ++itr) { |
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377 | if ((*itr)->getName() == name) { |
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378 | return (*itr).get(); |
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379 | } |
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380 | } |
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381 | return NULL; |
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382 | } |
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383 | |
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384 | void addTerrainMaskLayer(const char *name, |
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385 | osgEarth::MaskSourceOptions& opts, |
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386 | unsigned int minLOD = 0); |
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387 | |
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388 | void removeTerrainMaskLayer(const char *name); |
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389 | |
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390 | bool getTerrainMaskLayerExtent(const char *name, osgEarth::GeoExtent &ext); |
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391 | |
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392 | // Model layers |
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393 | |
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394 | int getNumModelLayers() const |
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395 | { |
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396 | return (_map.valid() ? _map->getNumModelLayers() : 0); |
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397 | } |
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398 | |
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399 | void getModelLayerNames(std::vector<std::string>& names) const |
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400 | { |
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401 | if (_map.valid()) { |
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402 | osgEarth::ModelLayerVector layerVector; |
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403 | _map->getModelLayers(layerVector); |
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404 | osgEarth::ModelLayerVector::const_iterator itr; |
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405 | for (itr = layerVector.begin(); itr != layerVector.end(); ++itr) { |
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406 | //osgEarth::UID uid = (*itr)->getUID(); |
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407 | names.push_back((*itr)->getName()); |
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408 | } |
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409 | } |
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410 | } |
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411 | |
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412 | void addModelLayer(const char *name, |
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413 | osgEarth::ModelSourceOptions& opts, |
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414 | unsigned int pos = UINT_MAX, |
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415 | bool enableCache = true, |
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416 | bool lighting = true, |
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417 | bool visible = true, |
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418 | bool terrainPatch = false); |
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419 | |
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420 | void removeModelLayer(const char *name); |
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421 | |
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422 | void moveModelLayer(const char *name, unsigned int pos); |
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423 | |
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424 | bool getModelLayerExtent(const char *name, osgEarth::GeoExtent &ext); |
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425 | |
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426 | //void setModelLayerVisibleRange(const char *name, float min, float max); |
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427 | |
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428 | void setModelLayerOpacity(const char *name, double opacity); |
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429 | |
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430 | void setModelLayerVisibility(const char *name, bool state); |
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431 | |
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432 | // Render window |
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433 | |
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434 | void setWindowSize(int width, int height); |
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435 | |
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436 | int getWindowWidth() const |
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437 | { |
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438 | return _windowWidth; |
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439 | } |
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440 | |
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441 | int getWindowHeight() const |
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442 | { |
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443 | return _windowHeight; |
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444 | } |
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445 | |
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446 | // Camera |
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447 | |
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448 | void saveNamedViewpoint(const char *name); |
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449 | |
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450 | bool restoreNamedViewpoint(const char *name, double durationSecs); |
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451 | |
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452 | bool removeNamedViewpoint(const char *name); |
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453 | |
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454 | osgEarth::Viewpoint getViewpoint(); |
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455 | |
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456 | void setViewpoint(const osgEarth::Viewpoint& v, double durationSecs = 0.0); |
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457 | |
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458 | double getMaxDistanceFromExtent(const osgEarth::GeoExtent& extent); |
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459 | |
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460 | void setViewpointFromExtent(const osgEarth::GeoExtent& ext, |
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461 | double durationSecs = 0.0); |
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462 | |
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463 | void setViewpointFromRect(double xmin, double ymin, |
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464 | double xmax, double ymax, |
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465 | const osgEarth::SpatialReference *srs = NULL, |
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466 | double durationSecs = 0.0); |
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467 | |
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468 | void resetCamera(bool resetOrientation = true); |
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469 | |
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470 | void setCameraOrientation(const double quat[4], bool absolute = true); |
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471 | |
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472 | void panCamera(double x, double y); |
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473 | |
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474 | void rotateCamera(double x, double y); |
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475 | |
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476 | void zoomCamera(double z); |
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477 | |
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478 | void setCameraDistance(double dist); |
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479 | |
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480 | void setLODScale(float scale); |
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481 | |
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482 | // Keyboard events |
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483 | |
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484 | void keyPress(int key); |
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485 | |
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486 | void keyRelease(int key); |
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487 | |
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488 | // Mouse events |
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489 | |
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490 | void setThrowingEnabled(bool state); |
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491 | |
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492 | void mouseClick(int button, double x, double y); |
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493 | |
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494 | void mouseDoubleClick(int button, double x, double y); |
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495 | |
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496 | void mouseDrag(int button, double x, double y); |
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497 | |
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498 | void mouseRelease(int button, double x, double y); |
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499 | |
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500 | void mouseMotion(double x, double y); |
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501 | |
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502 | void mouseScroll(int direction); |
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503 | |
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504 | void pickPending(bool value) |
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505 | { _pickPending = value; } |
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506 | |
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507 | // Rendering an image |
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508 | |
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509 | void setBackgroundColor(float color[3]); |
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510 | |
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511 | void eventuallyRender(); |
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512 | |
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513 | bool render(); |
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514 | |
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515 | osg::Image *getRenderedFrame(); |
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516 | |
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517 | bool mapMouseCoords(float mouseX, float mouseY, |
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518 | osgEarth::GeoPoint &pt, bool invertY = true); |
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519 | |
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520 | double computeMapScale(); |
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521 | |
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522 | const osgEarth::SpatialReference *getMapSRS() |
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523 | { |
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524 | if (_mapNode.valid()) { |
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525 | return _mapNode->getMapSRS(); |
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526 | } else { |
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527 | return NULL; |
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528 | } |
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529 | } |
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530 | |
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531 | void addPlaceNode(double latitude, double longitude, char *labelText); |
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532 | |
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533 | void hoverPlaceNode(int x, int y, bool invertY = true); |
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534 | |
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535 | void deletePlaceNode(int x, int y, bool invertY = true); |
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536 | |
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537 | bool getMousePoint(double *x, double *y, double *z) |
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538 | { |
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539 | return (_coordsCallback.valid() && _coordsCallback->report(x, y, z)); |
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540 | } |
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541 | |
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542 | bool mouseToLatLong(int mouseX, int mouseY, |
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543 | double *latitude, double *longitude); |
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544 | |
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545 | bool getWorldCoords(const osgEarth::GeoPoint& mapPt, osg::Vec3d *world); |
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546 | |
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547 | bool worldToScreen(const osg::Vec3d& world, osg::Vec3d *screen, |
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548 | bool invertY = true); |
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549 | |
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550 | bool worldToScreen(std::vector<osg::Vec3d>& coords, bool invertY = true); |
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551 | |
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552 | void setMaximumFrameRateInHertz(double rate) |
---|
553 | { |
---|
554 | if (rate > 60.0) |
---|
555 | rate = 60.0; |
---|
556 | if (rate < 0.25) |
---|
557 | rate = 0.25; |
---|
558 | _minFrameTime = 1.0/rate; |
---|
559 | if (_viewer.valid()) { |
---|
560 | osgUtil::IncrementalCompileOperation *op = |
---|
561 | _viewer->getDatabasePager()->getIncrementalCompileOperation(); |
---|
562 | if (op != NULL) { |
---|
563 | TRACE("Setting DB Pager target frame rate to %g", rate); |
---|
564 | op->setTargetFrameRate(rate); |
---|
565 | } |
---|
566 | } |
---|
567 | TRACE("Frame rate target: %.2f Hz", (float)getMaximumFrameRateInHertz()); |
---|
568 | TRACE("Frame time target: %.2f msec", _minFrameTime * 1000.0f); |
---|
569 | } |
---|
570 | |
---|
571 | void setMaximumBitrate(double bitsPerSecond) |
---|
572 | { |
---|
573 | TRACE("Setting max bitrate to %g", bitsPerSecond); |
---|
574 | unsigned long bitsPerFrame = (_windowWidth * _windowHeight * 3 + 16) * 8; |
---|
575 | double fps = bitsPerSecond / ((double)bitsPerFrame); |
---|
576 | setMaximumFrameRateInHertz(fps); |
---|
577 | TRACE("Bandwidth target: %.2f Mbps", (float)(getMaximumBitrate()/1.0e6)); |
---|
578 | } |
---|
579 | |
---|
580 | double getMaximumFrameRateInHertz() |
---|
581 | { |
---|
582 | return (1.0/_minFrameTime); |
---|
583 | } |
---|
584 | |
---|
585 | double getMaximumBitrate() |
---|
586 | { |
---|
587 | unsigned long bitsPerFrame = (_windowWidth * _windowHeight * 3 + 16) * 8; |
---|
588 | return ((double)bitsPerFrame * getMaximumFrameRateInHertz()); |
---|
589 | } |
---|
590 | |
---|
591 | void markFrameStart(); |
---|
592 | |
---|
593 | void markFrameEnd(); |
---|
594 | |
---|
595 | void setIdleTimeout(long timeout) |
---|
596 | { |
---|
597 | if (timeout != -1L && |
---|
598 | (double)timeout < _minFrameTime) { |
---|
599 | ERROR("Timeout must be more than %g sec", _minFrameTime); |
---|
600 | return; |
---|
601 | } |
---|
602 | TRACE("Setting idle timeout to %ld sec", timeout); |
---|
603 | _idleTimeout = timeout; |
---|
604 | } |
---|
605 | |
---|
606 | long getIdleTimeout() |
---|
607 | { |
---|
608 | return _idleTimeout; |
---|
609 | } |
---|
610 | |
---|
611 | void getTimeout(struct timeval *tv); |
---|
612 | |
---|
613 | void mapNodeUpdate(); |
---|
614 | |
---|
615 | std::string getCanonicalPath(const std::string& url) const; |
---|
616 | |
---|
617 | void writeScene(const std::string& file); |
---|
618 | |
---|
619 | // Placard info window |
---|
620 | |
---|
621 | void enablePlacard(const char *layerName, bool state); |
---|
622 | |
---|
623 | void setPlacardConfig(const Placard& placardConf, const char *layerName); |
---|
624 | |
---|
625 | Placard getPlacardConfig(const char *layerName) |
---|
626 | { |
---|
627 | Placard ret; |
---|
628 | PlacardHashmap::iterator itr = _placardConfigs.find(layerName); |
---|
629 | if (itr != _placardConfigs.end()) { |
---|
630 | ret = itr->second; |
---|
631 | } |
---|
632 | return ret; |
---|
633 | } |
---|
634 | |
---|
635 | // Selection |
---|
636 | |
---|
637 | void setSelectMode(SelectMode mode); |
---|
638 | |
---|
639 | void selectFeatures(std::vector<unsigned long>& featureIDs, |
---|
640 | const char *layerName, bool clear = true); |
---|
641 | |
---|
642 | void deselectFeatures(std::vector<unsigned long>& featureIDs, |
---|
643 | const char *layerName); |
---|
644 | |
---|
645 | void addPlacard(const osgEarth::GeoPoint& location, |
---|
646 | osgEarth::Features::Feature *feature, |
---|
647 | const char *layerName); |
---|
648 | |
---|
649 | void clearSelection(); |
---|
650 | |
---|
651 | void addRhumbBox(double latMin, double latMax, |
---|
652 | double longMin, double longMax); |
---|
653 | |
---|
654 | void initBoxSelection(int x, int y); |
---|
655 | void updateBoxSelection(int x, int y); |
---|
656 | void getBoxSelection(double *latMin, double *latMax, |
---|
657 | double *longMin, double *longMax, |
---|
658 | const osgEarth::SpatialReference *outSRS = NULL); |
---|
659 | void clearBoxSelection(); |
---|
660 | |
---|
661 | // These methods are based on the deprecated annotation API |
---|
662 | bool select(osgEarth::Annotation::AnnotationNode *node) |
---|
663 | { |
---|
664 | if (_selected.find(node) == _selected.end()) { |
---|
665 | _selected.insert(node); |
---|
666 | return true; |
---|
667 | } else { |
---|
668 | return false; |
---|
669 | } |
---|
670 | } |
---|
671 | std::set<osgEarth::Annotation::AnnotationNode*>& getHovered() |
---|
672 | { return _hovered; } |
---|
673 | std::set<osgEarth::Annotation::AnnotationNode*>& getSelected() |
---|
674 | { return _selected; } |
---|
675 | |
---|
676 | // Scene Graph |
---|
677 | |
---|
678 | osg::Group *getSceneRoot() |
---|
679 | { return _sceneRoot.get(); } |
---|
680 | osgEarth::MapNode *getMapNode() |
---|
681 | { return _mapNode.get(); } |
---|
682 | osg::Group *getAnnotations() |
---|
683 | { |
---|
684 | initAnnotations(); |
---|
685 | return _annotations.get(); |
---|
686 | } |
---|
687 | osg::Group *getPlaceNodes() |
---|
688 | { |
---|
689 | initAnnotations(); |
---|
690 | return _placeNodes.get(); |
---|
691 | } |
---|
692 | |
---|
693 | private: |
---|
694 | typedef std::tr1::unordered_map<ColorMapId, osg::ref_ptr<osg::TransferFunction1D> > ColorMapHashmap; |
---|
695 | typedef std::tr1::unordered_map<ViewpointId, osgEarth::Viewpoint> ViewpointHashmap; |
---|
696 | typedef std::tr1::unordered_map<std::string, Placard> PlacardHashmap; |
---|
697 | typedef std::tr1::unordered_map<std::string, std::set<unsigned long> > FeatureSelectionHashmap; |
---|
698 | |
---|
699 | void initAnnotations(); |
---|
700 | |
---|
701 | void clearSelectionAnnotationNodes(); |
---|
702 | |
---|
703 | void initViewer(); |
---|
704 | |
---|
705 | void finalizeViewer(); |
---|
706 | |
---|
707 | void initControls(); |
---|
708 | |
---|
709 | void updateDebugLabel(); |
---|
710 | |
---|
711 | void initEarthManipulator(); |
---|
712 | |
---|
713 | void initMouseCoordsTool(CoordinateDisplayType type = COORDS_LATLONG_DECIMAL_DEGREES, |
---|
714 | int precision = -1); |
---|
715 | |
---|
716 | osgEarth::Util::MGRSFormatter::Precision getMGRSPrecision(int precisionInMeters); |
---|
717 | |
---|
718 | void initColorMaps(); |
---|
719 | |
---|
720 | void initCamera(); |
---|
721 | |
---|
722 | bool isPagerIdle(); |
---|
723 | |
---|
724 | bool checkNeedToDoFrame(); |
---|
725 | |
---|
726 | osgGA::EventQueue *getEventQueue(); |
---|
727 | |
---|
728 | bool _needsRedraw; |
---|
729 | int _windowWidth, _windowHeight; |
---|
730 | double _mapScale; |
---|
731 | float _bgColor[3]; |
---|
732 | |
---|
733 | long _idleTimeout; |
---|
734 | double _minFrameTime; |
---|
735 | double _lastFrameTime; |
---|
736 | double _renderTime; |
---|
737 | osg::Timer_t _startFrameTime; |
---|
738 | osg::Timer_t _renderStartTime; |
---|
739 | osg::Timer_t _renderStopTime; |
---|
740 | |
---|
741 | ColorMapHashmap _colorMaps; |
---|
742 | |
---|
743 | std::string _resourcePath; |
---|
744 | std::string _cacheBaseDir; |
---|
745 | std::string _cacheDir; |
---|
746 | std::string _baseURI; |
---|
747 | std::string _attribution; |
---|
748 | |
---|
749 | osg::ref_ptr<osg::Group> _sceneRoot; |
---|
750 | osg::ref_ptr<osg::Group> _graticule; |
---|
751 | osg::ref_ptr<osg::Group> _annotations; |
---|
752 | PlacardHashmap _placardConfigs; |
---|
753 | double _anchorLat, _anchorLong; |
---|
754 | SelectMode _selectMode; |
---|
755 | osg::ref_ptr<osgEarth::Annotation::FeatureNode> _selectionBox; |
---|
756 | #ifdef USE_RTT_PICKER |
---|
757 | osg::ref_ptr<osgEarth::Util::RTTPicker> _picker; |
---|
758 | #endif |
---|
759 | bool _pickPending; |
---|
760 | osg::ref_ptr<osg::Group> _placeNodes; |
---|
761 | FeatureSelectionHashmap _selectedFeatures; |
---|
762 | std::set<osgEarth::Annotation::AnnotationNode *> _hovered; |
---|
763 | std::set<osgEarth::Annotation::AnnotationNode *> _selected; |
---|
764 | osg::ref_ptr<osgEarth::MapNode> _mapNode; |
---|
765 | osg::ref_ptr<osgEarth::Map> _map; |
---|
766 | osg::ref_ptr<osgEarth::Util::SkyNode> _skyNode; |
---|
767 | osg::ref_ptr<osgViewer::Viewer> _viewer; |
---|
768 | osg::ref_ptr<ScreenCaptureCallback> _captureCallback; |
---|
769 | osg::ref_ptr<osgEarth::Util::AutoClipPlaneCullCallback> _clipPlaneCullCallback; |
---|
770 | osg::ref_ptr<osgEarth::Util::Controls::HBox> _coordsBox; |
---|
771 | osg::ref_ptr<MouseCoordsTool> _mouseCoordsTool; |
---|
772 | osg::ref_ptr<MouseCoordsCallback> _coordsCallback; |
---|
773 | osg::ref_ptr<osgEarth::Util::Controls::HBox> _debugBox; |
---|
774 | osg::ref_ptr<osgEarth::Util::Controls::LabelControl> _debugLabel; |
---|
775 | osg::ref_ptr<osgEarth::Util::Controls::HBox> _copyrightScaleBox; |
---|
776 | osg::ref_ptr<osgEarth::Util::Controls::LabelControl> _copyrightLabel; |
---|
777 | osg::ref_ptr<osgEarth::Util::Controls::LabelControl> _scaleLabel; |
---|
778 | osg::ref_ptr<osgEarth::Util::Controls::Frame> _scaleBar; |
---|
779 | ScaleBarUnits _scaleBarUnits; |
---|
780 | osg::ref_ptr<osgEarth::Util::EarthManipulator> _manipulator; |
---|
781 | osg::ref_ptr<osgGA::StateSetManipulator> _stateManip; |
---|
782 | osg::ref_ptr<osgEarth::Util::VerticalScale> _verticalScale; |
---|
783 | ViewpointHashmap _viewpoints; |
---|
784 | }; |
---|
785 | |
---|
786 | class MapNodeCallback : public osg::NodeCallback |
---|
787 | { |
---|
788 | public: |
---|
789 | MapNodeCallback(Renderer *renderer) : |
---|
790 | _renderer(renderer) |
---|
791 | {} |
---|
792 | |
---|
793 | virtual void operator()(osg::Node* node, osg::NodeVisitor* nv) |
---|
794 | { |
---|
795 | _renderer->mapNodeUpdate(); |
---|
796 | traverse(node, nv); |
---|
797 | } |
---|
798 | private: |
---|
799 | Renderer *_renderer; |
---|
800 | }; |
---|
801 | |
---|
802 | class SelectPlaceNodesVisitor : public osg::NodeVisitor |
---|
803 | { |
---|
804 | public: |
---|
805 | SelectPlaceNodesVisitor(Renderer *renderer, |
---|
806 | double latMin, double latMax, |
---|
807 | double longMin, double longMax) : |
---|
808 | osg::NodeVisitor(osg::NodeVisitor::TRAVERSE_ALL_CHILDREN), |
---|
809 | _renderer(renderer), |
---|
810 | _latMin(latMin), _latMax(latMax), |
---|
811 | _longMin(longMin), _longMax(longMax) |
---|
812 | {} |
---|
813 | |
---|
814 | virtual void apply(osg::Node& node); |
---|
815 | |
---|
816 | private: |
---|
817 | Renderer *_renderer; |
---|
818 | double _latMin, _latMax, _longMin, _longMax; |
---|
819 | }; |
---|
820 | |
---|
821 | } |
---|
822 | |
---|
823 | #endif |
---|