| 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 | if (verbose >=2) |
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| 20 | printf ("adding Material %s\n", mtlName); |
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| 21 | Material* newMat = new Material(mtlName); |
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| 22 | Material* tmpMat = this; |
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| 23 | while (tmpMat->nextMat != NULL) |
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| 24 | { |
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| 25 | tmpMat = tmpMat->nextMat; |
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| 26 | } |
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| 27 | tmpMat->nextMat = newMat; |
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| 28 | return newMat; |
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| 29 | |
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| 30 | } |
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| 31 | |
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| 32 | void Material::init(void) |
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| 33 | { |
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| 34 | if (verbose >= 3) |
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| 35 | printf ("initializing new Material\n"); |
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| 36 | nextMat = NULL; |
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| 37 | |
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| 38 | setIllum(1); |
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| 39 | setDiffuse(0,0,0); |
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| 40 | setAmbient(0,0,0); |
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| 41 | setSpecular(0,0,0); |
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| 42 | setTransparency(0.0); |
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| 43 | } |
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| 44 | |
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| 45 | |
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| 46 | void Material::setName (char* mtlName) |
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| 47 | { |
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| 48 | if (verbose >= 3) |
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| 49 | printf("setting Material Name to %s", mtlName); |
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| 50 | strcpy(name, mtlName); |
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| 51 | // printf ("adding new Material: %s, %p\n", this->getName(), this); |
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| 52 | |
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| 53 | } |
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| 54 | char* Material::getName (void) |
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| 55 | { |
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| 56 | return name; |
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| 57 | } |
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| 58 | |
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| 59 | |
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| 60 | void Material::setIllum (int illum) |
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| 61 | { |
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| 62 | if (verbose >= 3) |
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| 63 | printf("setting illumModel of Material %s to %i", name, illum); |
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| 64 | illumModel = illum; |
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| 65 | // printf ("setting illumModel to: %i\n", illumModel); |
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| 66 | } |
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| 67 | void Material::setIllum (char* illum) |
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| 68 | { |
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| 69 | setIllum (atoi(illum)); |
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| 70 | } |
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| 71 | |
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| 72 | void Material::setDiffuse (float r, float g, float b) |
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| 73 | { |
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| 74 | if (verbose >= 3) |
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| 75 | printf ("setting Diffuse Color of Material %s to r=%f g=%f b=%f\n", name, r, g, b); |
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| 76 | diffuse[0] = r; |
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| 77 | diffuse[1] = g; |
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| 78 | diffuse[2] = b; |
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| 79 | diffuse[3] = 1.0; |
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| 80 | |
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| 81 | } |
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| 82 | void Material::setDiffuse (char* rgb) |
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| 83 | { |
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| 84 | char r[20],g[20],b[20]; |
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| 85 | sscanf (rgb, "%s %s %s", r, g, b); |
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| 86 | setDiffuse (atof(r), atof(g), atof(b)); |
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| 87 | } |
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| 88 | |
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| 89 | void Material::setAmbient (float r, float g, float b) |
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| 90 | { |
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| 91 | if (verbose >=3) |
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| 92 | printf ("setting Ambient Color of Material %s to r=%f g=%f b=%f\n", name, r, g, b); |
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| 93 | ambient[0] = r; |
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| 94 | ambient[1] = g; |
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| 95 | ambient[2] = b; |
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| 96 | ambient[3] = 1.0; |
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| 97 | } |
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| 98 | void Material::setAmbient (char* rgb) |
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| 99 | { |
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| 100 | char r[20],g[20],b[20]; |
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| 101 | sscanf (rgb, "%s %s %s", r, g, b); |
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| 102 | setAmbient (atof(r), atof(g), atof(b)); |
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| 103 | } |
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| 104 | |
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| 105 | void Material::setSpecular (float r, float g, float b) |
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| 106 | { |
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| 107 | if (verbose >= 3) |
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| 108 | printf ("setting Specular Color of Material %s to r=%f g=%f b=%f\n", name, r, g, b); |
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| 109 | specular[0] = r; |
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| 110 | specular[1] = g; |
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| 111 | specular[2] = b; |
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| 112 | specular[3] = 1.0; |
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| 113 | } |
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| 114 | void Material::setSpecular (char* rgb) |
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| 115 | { |
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| 116 | char r[20],g[20],b[20]; |
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| 117 | sscanf (rgb, "%s %s %s", r, g, b); |
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| 118 | setSpecular (atof(r), atof(g), atof(b)); |
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| 119 | } |
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| 120 | |
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| 121 | |
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| 122 | void Material::setTransparency (float trans) |
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| 123 | { |
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| 124 | if (verbose >= 3) |
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| 125 | printf ("setting Transparency of Material %s to %f\n", name, trans); |
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| 126 | transparency = trans; |
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| 127 | } |
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| 128 | void Material::setTransparency (char* trans) |
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| 129 | { |
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| 130 | char tr[20]; |
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| 131 | sscanf (trans, "%s", tr); |
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| 132 | setTransparency (atof(tr)); |
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| 133 | } |
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| 134 | |
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| 135 | |
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| 136 | Material* Material::search (char* mtlName) |
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| 137 | { |
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| 138 | if (verbose >=3) |
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| 139 | printf ("Searching for material %s", mtlName); |
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| 140 | Material* searcher = this; |
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| 141 | while (searcher != NULL) |
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| 142 | { |
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| 143 | if (verbose >= 3) |
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| 144 | printf ("."); |
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| 145 | if (!strcmp (searcher->getName(), mtlName)) |
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| 146 | { |
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| 147 | if (verbose >= 3) |
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| 148 | printf ("found.\n"); |
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| 149 | return searcher; |
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| 150 | } |
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| 151 | searcher = searcher->nextMat; |
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| 152 | } |
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| 153 | return NULL; |
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| 154 | } |
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| 155 | |
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| 156 | bool Material::select (void) |
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| 157 | { |
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| 158 | // setting diffuse color |
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| 159 | // glColor3f (diffuse[0], diffuse[1], diffuse[2]); |
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| 160 | glMaterialfv(GL_FRONT, GL_DIFFUSE, diffuse); |
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| 161 | |
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| 162 | // setting ambient color |
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| 163 | glMaterialfv(GL_FRONT, GL_AMBIENT, ambient); |
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| 164 | |
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| 165 | // setting up Sprecular |
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| 166 | glMaterialfv(GL_FRONT, GL_SPECULAR, specular); |
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| 167 | |
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| 168 | // setting illumination Model |
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| 169 | if (illumModel == 1) |
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| 170 | glShadeModel(GL_FLAT); |
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| 171 | else if (illumModel >= 2) |
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| 172 | glShadeModel(GL_SMOOTH); |
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| 173 | } |
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