1 | #include "RNA3D_GlobalHeader.hxx" |
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2 | #include "RNA3D_Global.hxx" |
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3 | #include "RNA3D_Textures.hxx" |
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4 | #include "RNA3D_Renderer.hxx" |
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5 | #include "RNA3D_StructureData.hxx" |
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6 | #include "RNA3D_OpenGLGraphics.hxx" |
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7 | #include "RNA3D_Graphics.hxx" |
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8 | |
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9 | #include <aw_root.hxx> |
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10 | #include <aw_awar.hxx> |
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11 | |
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12 | using namespace std; |
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13 | |
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14 | GLRenderer::GLRenderer() { |
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15 | fSkeletonSize = 0.5; |
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16 | iBackBone = iColorise = 0; |
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17 | ObjectSize = 8.0; |
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18 | iDisplayBases = iBaseMode = 0; |
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19 | iBaseHelix = iBaseUnpairHelix = iBaseNonHelix = 0; |
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20 | iShapeHelix = iShapeUnpairHelix = iShapeNonHelix = 0; |
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21 | iDisplayHelix = iHelixMidPoint = iHelixBackBone = iHelixNrs = 0; |
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22 | iDispTerInt = 0; |
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23 | iStartHelix = 1; |
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24 | iEndHelix = 101; |
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25 | fHelixSize = 1.0; |
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26 | iDispPos = 0; |
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27 | iDispCursorPos = 0; |
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28 | iMapSpecies = iMapSpeciesBase = iMapSpeciesPos = 0; |
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29 | iMapSpeciesDels = iMapSpeciesMiss = 0; |
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30 | iMapSpeciesIns = iMapSpeciesInsInfo = 0; |
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31 | |
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32 | G = new OpenGLGraphics; |
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33 | } |
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34 | |
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35 | GLRenderer::~GLRenderer() { |
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36 | } |
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37 | |
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38 | void GLRenderer::DisplayHelices() { |
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39 | G->SetColor(RNA3D_GC_HELIX); |
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40 | glLineWidth(fHelixSize); |
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41 | for (int i = iStartHelix; i <= iEndHelix; i++) { |
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42 | glBegin(GL_LINES); |
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43 | glListBase(RNA3D->cStructure->HelixBase); |
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44 | glCallList(RNA3D->cStructure->HelixBase+i); |
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45 | glEnd(); |
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46 | } |
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47 | } |
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48 | |
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49 | void GLRenderer::DisplayHelixBackBone() { |
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50 | G->SetColor(RNA3D_GC_HELIX_SKELETON); |
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51 | glLineWidth(0.5); |
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52 | |
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53 | glPushAttrib(GL_LIST_BIT); |
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54 | glListBase(RNA3D->cStructure->HelixBase); |
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55 | |
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56 | int rnaType = RNA3D->cStructure->FindTypeOfRNA(); |
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57 | |
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58 | switch (rnaType) { |
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59 | case LSU_23S: |
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60 | for (int i = 1; i <= 101; i++) { |
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61 | glBegin(GL_LINES); |
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62 | glCallList(RNA3D->cStructure->HelixBase+i); |
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63 | glEnd(); |
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64 | } |
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65 | break; |
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66 | case LSU_5S: |
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67 | for (int i = 1; i <= 5; i++) { |
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68 | glBegin(GL_LINES); |
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69 | glCallList(RNA3D->cStructure->HelixBase+i); |
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70 | glEnd(); |
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71 | } |
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72 | break; |
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73 | case SSU_16S: |
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74 | for (int i = 1; i <= 50; i++) { |
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75 | glBegin(GL_LINES); |
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76 | glCallList(RNA3D->cStructure->HelixBase+i); |
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77 | glEnd(); |
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78 | } |
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79 | break; |
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80 | } |
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81 | |
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82 | glPopAttrib(); |
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83 | } |
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84 | |
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85 | void GLRenderer::DisplayBasePositions() { |
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86 | |
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87 | G->SetColor(RNA3D_GC_MOL_BACKBONE); |
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88 | glCallList(STRUCTURE_POS_ANCHOR); |
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89 | |
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90 | G->SetColor(RNA3D_GC_MOL_POS); |
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91 | glCallList(STRUCTURE_POS); |
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92 | |
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93 | } |
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94 | |
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95 | void GLRenderer::DisplayMappedSpInsertions() { |
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96 | |
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97 | G->SetColor(RNA3D_GC_INSERTION); |
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98 | glCallList(MAP_SPECIES_INSERTION_BASES_ANCHOR); |
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99 | |
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100 | G->SetColor(RNA3D_GC_INSERTION); |
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101 | glCallList(MAP_SPECIES_INSERTION_BASES); |
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102 | } |
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103 | |
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104 | void GLRenderer::DisplayMappedSpBasePositions() { |
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105 | |
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106 | G->SetColor(RNA3D_GC_MOL_BACKBONE); |
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107 | glCallList(MAP_SPECIES_BASE_DIFFERENCE_POS_ANCHOR); |
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108 | |
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109 | G->SetColor(RNA3D_GC_MAPPED_SPECIES); |
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110 | glCallList(MAP_SPECIES_BASE_DIFFERENCE_POS); |
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111 | } |
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112 | |
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113 | void GLRenderer::DisplayHelixMidPoints(Texture2D *cImages) { |
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114 | glPointSize(fHelixSize + 5); // size will be proportional to the Helix Thickness specified !! |
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115 | glBindTexture(GL_TEXTURE_2D, cImages->texture[CIRCLE]); |
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116 | G->SetColor(RNA3D_GC_HELIX_MIDPOINT); |
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117 | glCallList(HELIX_NUMBERS_POINTS); |
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118 | } |
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119 | |
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120 | void GLRenderer::DisplayHelixNumbers() { |
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121 | G->SetColor(RNA3D_GC_FOREGROUND); |
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122 | glCallList(HELIX_NUMBERS); |
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123 | } |
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124 | |
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125 | void GLRenderer::DoHelixMapping() { |
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126 | if (iDisplayHelix) { |
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127 | if (iHelixNrs) { |
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128 | DisplayHelixNumbers(); |
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129 | } |
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130 | if (iHelixBackBone) { |
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131 | DisplayHelixBackBone(); |
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132 | } |
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133 | DisplayHelices(); |
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134 | } |
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135 | // Displaying Tertiary Interactions of E.coli 16S ribosomal RNA |
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136 | if (iDispTerInt) { |
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137 | glLineWidth(fHelixSize + 1); // Thicker than the normal Helix Strands |
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138 | G->SetColor(RNA3D_GC_PSEUDOKNOT); |
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139 | glCallList(ECOLI_TERTIARY_INTRACTION_PSEUDOKNOTS); |
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140 | G->SetColor(RNA3D_GC_TRIPLE_BASE); |
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141 | glCallList(ECOLI_TERTIARY_INTRACTION_TRIPLE_BASES); |
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142 | } |
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143 | } |
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144 | |
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145 | void GLRenderer::DisplayMoleculeName(int /* w */, int /* h */, Structure3D *cStr) { |
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146 | char *pSpeciesName; |
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147 | |
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148 | if (cStr->iMapEnable && iMapSpecies) { |
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149 | pSpeciesName = RNA3D->root->awar(AWAR_3D_SELECTED_SPECIES)->read_string(); |
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150 | } |
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151 | else { |
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152 | pSpeciesName = (char *) "Eschericia Coli : Master Template"; |
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153 | } |
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154 | |
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155 | float x, y, z; x=1.1; y=z=1.0; |
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156 | float line = 0.05; |
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157 | |
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158 | glPushMatrix(); |
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159 | G->SetColor(RNA3D_GC_FOREGROUND); |
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160 | G->PrintString(x, y, z, pSpeciesName, GLUT_BITMAP_8_BY_13); |
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161 | |
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162 | char buf[25]; |
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163 | if (cStr->iMapEnable && iMapSpecies) { |
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164 | G->SetColor(RNA3D_GC_MAPPED_SPECIES); |
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165 | sprintf(buf, "Mutations = %d", cStr->iTotalSubs); |
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166 | G->PrintString(x, (y-(1*line)), z, buf, GLUT_BITMAP_8_BY_13); |
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167 | sprintf(buf, "Deletions = %d", cStr->iTotalDels); |
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168 | G->PrintString(x, (y-(2*line)), z, buf, GLUT_BITMAP_8_BY_13); |
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169 | sprintf(buf, "Insertions = %d", cStr->iTotalIns); |
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170 | G->PrintString(x, (y-(3*line)), z, buf, GLUT_BITMAP_8_BY_13); |
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171 | } |
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172 | |
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173 | glPopMatrix(); |
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174 | } |
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175 | |
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176 | void GLRenderer::DisplayMoleculeMask(int w, int h) { |
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177 | // displays a rectangular mask cutting thru the centre of the molecule |
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178 | glPushMatrix(); |
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179 | glScalef(0.5, 0.5, 0.5); |
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180 | |
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181 | if (RNA3D->bDisplayMask) { |
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182 | G->SetColor(RNA3D_GC_MASK); |
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183 | G->DrawBox(0, 0, w, h); |
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184 | } |
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185 | glPopMatrix(); |
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186 | } |
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187 | |
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188 | void GLRenderer::DisplayMolecule(Structure3D *cStr) { |
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189 | glLineWidth(fSkeletonSize); |
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190 | |
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191 | static ColorRGBf HelixOldColor = G->GetColor(RNA3D_GC_BASES_HELIX); |
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192 | static ColorRGBf UnpairedHelixOldColor = G->GetColor(RNA3D_GC_BASES_UNPAIRED_HELIX); |
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193 | static ColorRGBf NonHelixOldColor = G->GetColor(RNA3D_GC_BASES_NON_HELIX); |
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194 | |
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195 | if (iColorise) { |
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196 | ColorRGBf HelixNewColor = G->GetColor(RNA3D_GC_BASES_HELIX); |
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197 | ColorRGBf UnpairedHelixNewColor = G->GetColor(RNA3D_GC_BASES_UNPAIRED_HELIX); |
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198 | ColorRGBf NonHelixNewColor = G->GetColor(RNA3D_GC_BASES_NON_HELIX); |
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199 | |
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200 | if ((HelixOldColor == HelixNewColor) && |
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201 | (UnpairedHelixOldColor == UnpairedHelixNewColor) && |
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202 | (NonHelixOldColor == NonHelixNewColor)) |
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203 | { |
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204 | glCallList(STRUCTURE_BACKBONE_CLR); |
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205 | } |
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206 | else { |
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207 | HelixOldColor = HelixNewColor; |
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208 | UnpairedHelixOldColor = UnpairedHelixNewColor; |
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209 | NonHelixOldColor = NonHelixNewColor; |
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210 | |
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211 | glDeleteLists(STRUCTURE_BACKBONE_CLR, 1); |
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212 | cStr->GenerateMoleculeSkeleton(); |
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213 | glCallList(STRUCTURE_BACKBONE_CLR); |
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214 | } |
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215 | } |
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216 | else if (iBackBone) { |
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217 | G->SetColor(RNA3D_GC_MOL_BACKBONE); |
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218 | glCallList(STRUCTURE_BACKBONE); |
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219 | } |
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220 | |
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221 | if (iDispPos) { |
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222 | DisplayBasePositions(); |
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223 | } |
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224 | |
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225 | if (cStr->iMapEnable) { |
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226 | if (cStr->iMapSearch) { |
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227 | glLineWidth(ObjectSize/3); |
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228 | glCallList(MAP_SEARCH_STRINGS_BACKBONE); |
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229 | } |
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230 | if (iMapSpecies) { |
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231 | if (iMapSpeciesIns && iMapSpeciesInsInfo) { |
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232 | DisplayMappedSpInsertions(); |
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233 | } |
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234 | if (iMapSpeciesPos) { |
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235 | DisplayMappedSpBasePositions(); |
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236 | } |
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237 | } |
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238 | } |
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239 | } |
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240 | |
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241 | void GLRenderer::BeginTexturizer() { |
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242 | glDisable(GL_CULL_FACE); |
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243 | glDisable(GL_LIGHTING); |
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244 | glDisable(GL_POINT_SMOOTH); |
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245 | glDepthMask(GL_TRUE); |
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246 | glEnable(GL_TEXTURE_2D); |
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247 | |
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248 | if (RNA3D->bPointSpritesSupported) { |
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249 | glEnable(GL_ALPHA_TEST); |
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250 | glAlphaFunc(GL_GREATER, 0.1); |
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251 | glEnable(GL_BLEND); |
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252 | glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA); |
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253 | |
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254 | float quadratic[] = { 0.0f, 0.0f, 1.0f }; |
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255 | glPointParameterfvEXT(GL_DISTANCE_ATTENUATION_EXT, quadratic); |
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256 | |
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257 | // Query for the max point size supported by the hardware |
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258 | float maxSize = 0.0f; |
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259 | glGetFloatv(GL_POINT_SIZE_MAX_EXT, &maxSize); |
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260 | glPointSize(MIN(ObjectSize, maxSize)); |
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261 | |
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262 | glPointParameterfEXT(GL_POINT_SIZE_MIN_EXT, 1.0f); |
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263 | glPointParameterfEXT(GL_POINT_SIZE_MAX_EXT, MIN(65, maxSize)); |
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264 | |
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265 | glTexEnvf(GL_POINT_SPRITE_ARB, GL_COORD_REPLACE_ARB, GL_TRUE); |
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266 | glEnable(GL_POINT_SPRITE_ARB); |
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267 | } |
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268 | } |
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269 | |
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270 | void GLRenderer::EndTexturizer() { |
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271 | // glDisable(GL_TEXTURE_2D); |
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272 | if (RNA3D->bPointSpritesSupported) { |
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273 | float defaultAttenuation[3] = { 1.0f, 0.0f, 0.0f }; |
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274 | glPointParameterfvEXT(GL_DISTANCE_ATTENUATION_EXT, defaultAttenuation); |
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275 | |
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276 | glDisable(GL_POINT_SPRITE_ARB); |
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277 | glDisable(GL_BLEND); |
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278 | glDisable(GL_ALPHA_TEST); |
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279 | } |
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280 | } |
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281 | |
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282 | #define POLOFFON glEnable(GL_POLYGON_OFFSET_FILL); glPolygonOffset(1, 1); glDepthFunc(GL_LESS) |
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283 | #define POLOFFOFF glDepthFunc(GL_LEQUAL); glPolygonOffset(0, 0); glDisable(GL_POLYGON_OFFSET_FILL) |
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284 | |
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285 | void GLRenderer::TexturizeStructure(Texture2D *cImages, Structure3D *cStructure) { |
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286 | |
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287 | if (cStructure->iMapEnable) { |
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288 | glPointSize(ObjectSize*2); |
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289 | if (cStructure->iMapSAI) { |
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290 | glBindTexture(GL_TEXTURE_2D, cImages->texture[HEXAGON]); |
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291 | glCallList(MAP_SAI_TO_STRUCTURE); |
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292 | } |
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293 | if (cStructure->iMapSearch) { |
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294 | glPointSize(ObjectSize*1.5); |
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295 | glBindTexture(GL_TEXTURE_2D, cImages->texture[CIRCLE]); |
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296 | glCallList(MAP_SEARCH_STRINGS_TO_STRUCTURE); |
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297 | } |
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298 | } |
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299 | |
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300 | if (iDispCursorPos) { |
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301 | glPointSize(ObjectSize+8); |
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302 | G->SetColor(RNA3D_GC_CURSOR_POSITION); |
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303 | glBindTexture(GL_TEXTURE_2D, cImages->texture[DIAMOND]); |
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304 | glCallList(ECOLI_CURSOR_POSITION); |
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305 | } |
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306 | |
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307 | glPointSize(ObjectSize); |
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308 | if (iDisplayBases) { |
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309 | switch (iBaseMode) { |
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310 | case CHARACTERS: { |
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311 | |
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312 | POLOFFON; |
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313 | { // Print Background textures |
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314 | ColorRGBf& ApplicationBGColor = G->ApplicationBGColor; |
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315 | glColor4f(ApplicationBGColor.red, ApplicationBGColor.green, ApplicationBGColor.blue, 1); |
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316 | glBindTexture(GL_TEXTURE_2D, cImages->texture[CIRCLE]); |
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317 | |
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318 | if (iBaseHelix) { |
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319 | glCallList(HELIX_A); |
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320 | glCallList(HELIX_G); |
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321 | glCallList(HELIX_C); |
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322 | glCallList(HELIX_U); |
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323 | } |
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324 | |
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325 | if (iBaseUnpairHelix) { |
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326 | glCallList(UNPAIRED_HELIX_A); |
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327 | glCallList(UNPAIRED_HELIX_G); |
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328 | glCallList(UNPAIRED_HELIX_C); |
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329 | glCallList(UNPAIRED_HELIX_U); |
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330 | } |
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331 | |
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332 | if (iBaseNonHelix) { |
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333 | glCallList(NON_HELIX_A); |
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334 | glCallList(NON_HELIX_G); |
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335 | glCallList(NON_HELIX_C); |
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336 | glCallList(NON_HELIX_U); |
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337 | } |
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338 | } |
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339 | POLOFFOFF; |
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340 | |
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341 | { // Print textures representing the actual bases |
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342 | glBindTexture(GL_TEXTURE_2D, cImages->texture[LETTER_A]); |
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343 | { |
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344 | if (iBaseHelix) { |
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345 | G->SetColor(RNA3D_GC_BASES_HELIX); |
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346 | glCallList(HELIX_A); |
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347 | } |
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348 | if (iBaseUnpairHelix) { |
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349 | G->SetColor(RNA3D_GC_BASES_UNPAIRED_HELIX); |
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350 | glCallList(UNPAIRED_HELIX_A); |
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351 | } |
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352 | if (iBaseNonHelix) { |
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353 | G->SetColor(RNA3D_GC_BASES_NON_HELIX); |
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354 | glCallList(NON_HELIX_A); |
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355 | } |
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356 | } |
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357 | |
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358 | glBindTexture(GL_TEXTURE_2D, cImages->texture[LETTER_G]); |
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359 | { |
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360 | if (iBaseHelix) { |
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361 | G->SetColor(RNA3D_GC_BASES_HELIX); |
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362 | glCallList(HELIX_G); |
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363 | } |
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364 | if (iBaseUnpairHelix) { |
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365 | G->SetColor(RNA3D_GC_BASES_UNPAIRED_HELIX); |
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366 | glCallList(UNPAIRED_HELIX_G); |
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367 | } |
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368 | if (iBaseNonHelix) { |
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369 | G->SetColor(RNA3D_GC_BASES_NON_HELIX); |
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370 | glCallList(NON_HELIX_G); |
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371 | } |
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372 | } |
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373 | |
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374 | glBindTexture(GL_TEXTURE_2D, cImages->texture[LETTER_C]); |
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375 | { |
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376 | if (iBaseHelix) { |
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377 | G->SetColor(RNA3D_GC_BASES_HELIX); |
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378 | glCallList(HELIX_C); |
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379 | } |
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380 | if (iBaseUnpairHelix) { |
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381 | G->SetColor(RNA3D_GC_BASES_UNPAIRED_HELIX); |
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382 | glCallList(UNPAIRED_HELIX_C); |
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383 | } |
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384 | if (iBaseNonHelix) { |
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385 | G->SetColor(RNA3D_GC_BASES_NON_HELIX); |
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386 | glCallList(NON_HELIX_C); |
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387 | } |
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388 | } |
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389 | |
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390 | glBindTexture(GL_TEXTURE_2D, cImages->texture[LETTER_U]); |
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391 | { |
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392 | if (iBaseHelix) { |
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393 | G->SetColor(RNA3D_GC_BASES_HELIX); |
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394 | glCallList(HELIX_U); |
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395 | } |
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396 | if (iBaseUnpairHelix) { |
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397 | G->SetColor(RNA3D_GC_BASES_UNPAIRED_HELIX); |
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398 | glCallList(UNPAIRED_HELIX_U); |
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399 | } |
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400 | if (iBaseNonHelix) { |
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401 | G->SetColor(RNA3D_GC_BASES_NON_HELIX); |
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402 | glCallList(NON_HELIX_U); |
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403 | } |
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404 | } |
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405 | } |
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406 | break; |
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407 | } |
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408 | case SHAPES: |
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409 | if (iBaseHelix) { |
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410 | glBindTexture(GL_TEXTURE_2D, cImages->texture[iShapeHelix]); |
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411 | G->SetColor(RNA3D_GC_BASES_HELIX); |
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412 | glCallList(HELIX_A); glCallList(HELIX_G); glCallList(HELIX_C); glCallList(HELIX_U); |
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413 | } |
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414 | if (iBaseUnpairHelix) { |
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415 | glBindTexture(GL_TEXTURE_2D, cImages->texture[iShapeUnpairHelix]); |
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416 | G->SetColor(RNA3D_GC_BASES_UNPAIRED_HELIX); |
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417 | glCallList(UNPAIRED_HELIX_A); glCallList(UNPAIRED_HELIX_G); glCallList(UNPAIRED_HELIX_C); glCallList(UNPAIRED_HELIX_U); |
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418 | } |
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419 | if (iBaseNonHelix) { |
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420 | glBindTexture(GL_TEXTURE_2D, cImages->texture[iShapeNonHelix]); |
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421 | G->SetColor(RNA3D_GC_BASES_NON_HELIX); |
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422 | glCallList(NON_HELIX_A); glCallList(NON_HELIX_G); glCallList(NON_HELIX_C); glCallList(NON_HELIX_U); |
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423 | } |
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424 | break; |
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425 | } |
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426 | } |
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427 | |
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428 | if (iDisplayHelix && iHelixMidPoint) { |
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429 | DisplayHelixMidPoints(cImages); // Draw circles at the midpoint of each Helix |
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430 | } |
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431 | |
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432 | if (cStructure->iMapEnable && iMapSpecies) { |
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433 | if (iMapSpeciesBase) { |
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434 | glBindTexture(GL_TEXTURE_2D, cImages->texture[CIRCLE]); |
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435 | |
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436 | glPointSize(ObjectSize+4); |
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437 | G->SetColor(RNA3D_GC_MAPPED_SPECIES); |
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438 | glCallList(MAP_SPECIES_BASE_A); glCallList(MAP_SPECIES_BASE_U); |
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439 | glCallList(MAP_SPECIES_BASE_G); glCallList(MAP_SPECIES_BASE_C); |
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440 | |
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441 | glPointSize(ObjectSize); |
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442 | G->SetColor(RNA3D_GC_FOREGROUND); |
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443 | glCallList(MAP_SPECIES_BASE_A); glCallList(MAP_SPECIES_BASE_U); |
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444 | glCallList(MAP_SPECIES_BASE_G); glCallList(MAP_SPECIES_BASE_C); |
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445 | |
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446 | glPointSize(ObjectSize); |
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447 | G->SetColor(RNA3D_GC_MAPPED_SPECIES); |
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448 | glBindTexture(GL_TEXTURE_2D, cImages->texture[LETTER_A]); glCallList(MAP_SPECIES_BASE_A); |
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449 | glBindTexture(GL_TEXTURE_2D, cImages->texture[LETTER_G]); glCallList(MAP_SPECIES_BASE_G); |
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450 | glBindTexture(GL_TEXTURE_2D, cImages->texture[LETTER_C]); glCallList(MAP_SPECIES_BASE_C); |
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451 | glBindTexture(GL_TEXTURE_2D, cImages->texture[LETTER_U]); glCallList(MAP_SPECIES_BASE_U); |
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452 | } |
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453 | |
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454 | if (iMapSpeciesMiss) { |
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455 | glPointSize(ObjectSize); |
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456 | G->SetColor(RNA3D_GC_MAPPED_SPECIES); |
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457 | glBindTexture(GL_TEXTURE_2D, cImages->texture[CIRCLE]); |
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458 | glCallList(MAP_SPECIES_MISSING); |
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459 | glPointSize(ObjectSize-2); |
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460 | G->SetColor(RNA3D_GC_FOREGROUND); |
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461 | glBindTexture(GL_TEXTURE_2D, cImages->texture[QUESTION]); |
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462 | glCallList(MAP_SPECIES_MISSING); |
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463 | } |
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464 | |
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465 | if (iMapSpeciesDels) { |
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466 | glPointSize(ObjectSize); |
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467 | G->SetColor(RNA3D_GC_DELETION); |
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468 | glBindTexture(GL_TEXTURE_2D, cImages->texture[CIRCLE]); |
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469 | glCallList(MAP_SPECIES_DELETION); |
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470 | glPointSize(ObjectSize-2); |
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471 | G->SetColor(RNA3D_GC_FOREGROUND); |
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472 | glBindTexture(GL_TEXTURE_2D, cImages->texture[DANGER]); |
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473 | glCallList(MAP_SPECIES_DELETION); |
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474 | } |
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475 | |
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476 | if (iMapSpeciesIns) { |
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477 | glPointSize(ObjectSize*3); |
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478 | G->SetColor(RNA3D_GC_INSERTION); |
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479 | glBindTexture(GL_TEXTURE_2D, cImages->texture[CONE_DOWN]); |
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480 | glCallList(MAP_SPECIES_INSERTION_POINTS); |
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481 | } |
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482 | } |
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483 | } |
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