1 | #include "material.h" |
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2 | |
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3 | Material::Material() |
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4 | { |
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5 | init(); |
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6 | |
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7 | setName (""); |
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8 | } |
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9 | |
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10 | Material::Material (char* mtlName) |
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11 | { |
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12 | init(); |
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13 | |
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14 | setName (mtlName); |
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15 | } |
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16 | |
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17 | Material* Material::addMaterial(char* mtlName) |
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18 | { |
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19 | Material* newMat = new Material(mtlName); |
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20 | Material* tmpMat = this; |
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21 | while (tmpMat->nextMat != NULL) |
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22 | { |
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23 | tmpMat = tmpMat->nextMat; |
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24 | } |
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25 | tmpMat->nextMat = newMat; |
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26 | return newMat; |
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27 | |
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28 | } |
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29 | |
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30 | void Material::init(void) |
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31 | { |
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32 | nextMat = NULL; |
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33 | |
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34 | setIllum(1); |
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35 | setDiffuse(0,0,0); |
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36 | setAmbient(0,0,0); |
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37 | setSpecular(0,0,0); |
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38 | setTransparency(0.0); |
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39 | } |
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40 | |
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41 | |
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42 | void Material::setName (char* mtlName) |
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43 | { |
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44 | strcpy(name, mtlName); |
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45 | // printf ("adding new Material: %s, %p\n", this->getName(), this); |
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46 | |
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47 | } |
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48 | char* Material::getName (void) |
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49 | { |
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50 | return name; |
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51 | } |
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52 | |
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53 | |
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54 | void Material::setIllum (int illum) |
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55 | { |
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56 | illumModel = illum; |
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57 | // printf ("setting illumModel to: %i\n", illumModel); |
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58 | } |
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59 | void Material::setIllum (char* illum) |
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60 | { |
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61 | setIllum (atoi(illum)); |
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62 | } |
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63 | |
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64 | void Material::setDiffuse (float r, float g, float b) |
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65 | { |
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66 | diffuse[0] = r; |
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67 | diffuse[1] = g; |
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68 | diffuse[2] = b; |
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69 | diffuse[3] = 1.0; |
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70 | |
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71 | // printf ("setting Diffuse Color to r=%f g=%f b=%f\n", r, g, b); |
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72 | } |
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73 | void Material::setDiffuse (char* rgb) |
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74 | { |
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75 | char r[20],g[20],b[20]; |
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76 | sscanf (rgb, "%s %s %s", r, g, b); |
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77 | setDiffuse (atof(r), atof(g), atof(b)); |
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78 | } |
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79 | |
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80 | void Material::setAmbient (float r, float g, float b) |
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81 | { |
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82 | ambient[0] = r; |
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83 | ambient[1] = g; |
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84 | ambient[2] = b; |
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85 | ambient[3] = 1.0; |
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86 | // printf ("setting Ambient Color to r=%f g=%f b=%f\n", r, g, b); |
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87 | } |
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88 | void Material::setAmbient (char* rgb) |
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89 | { |
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90 | char r[20],g[20],b[20]; |
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91 | sscanf (rgb, "%s %s %s", r, g, b); |
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92 | setAmbient (atof(r), atof(g), atof(b)); |
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93 | } |
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94 | |
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95 | void Material::setSpecular (float r, float g, float b) |
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96 | { |
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97 | specular[0] = r; |
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98 | specular[1] = g; |
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99 | specular[2] = b; |
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100 | specular[3] = 1.0; |
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101 | //printf ("setting Specular Color to r=%f g=%f b=%f\n", r, g, b); |
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102 | } |
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103 | void Material::setSpecular (char* rgb) |
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104 | { |
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105 | char r[20],g[20],b[20]; |
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106 | sscanf (rgb, "%s %s %s", r, g, b); |
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107 | setSpecular (atof(r), atof(g), atof(b)); |
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108 | } |
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109 | |
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110 | |
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111 | void Material::setTransparency (float trans) |
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112 | { |
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113 | transparency = trans; |
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114 | } |
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115 | void Material::setTransparency (char* trans) |
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116 | { |
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117 | char tr[20]; |
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118 | sscanf (trans, "%s", tr); |
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119 | setTransparency (atof(tr)); |
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120 | } |
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121 | |
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122 | |
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123 | Material* Material::search (char* mtlName) |
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124 | { |
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125 | Material* searcher = this; |
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126 | while (searcher != NULL) |
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127 | { |
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128 | if (!strcmp (searcher->getName(), mtlName)) |
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129 | return searcher; |
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130 | searcher = searcher->nextMat; |
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131 | } |
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132 | return NULL; |
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133 | } |
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134 | |
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135 | bool Material::select (void) |
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136 | { |
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137 | // setting diffuse color |
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138 | // glColor3f (diffuse[0], diffuse[1], diffuse[2]); |
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139 | glMaterialfv(GL_FRONT, GL_DIFFUSE, diffuse); |
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140 | |
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141 | // setting ambient color |
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142 | glMaterialfv(GL_FRONT, GL_AMBIENT, ambient); |
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143 | |
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144 | // setting up Sprecular |
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145 | glMaterialfv(GL_FRONT, GL_SPECULAR, specular); |
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146 | |
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147 | // setting illumination Model |
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148 | if (illumModel == 1) |
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149 | glShadeModel(GL_FLAT); |
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150 | else if (illumModel >= 2) |
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151 | glShadeModel(GL_SMOOTH); |
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152 | } |
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