| 89 | } |
| 90 | |
| 91 | Mesh makeCube(McDouble halfExtent, McDouble translX, McDouble translY, McDouble translZ) |
| 92 | { |
| 93 | const McDouble h = halfExtent; |
| 94 | |
| 95 | Mesh m; |
| 96 | m.numVertices = 8; |
| 97 | m.numFaces = 6; |
| 98 | std::vector<McDouble>& verts = m.vertices; |
| 99 | |
| 100 | verts.resize((McSize)m.numVertices*3); |
| 101 | |
| 102 | // front |
| 103 | |
| 104 | McInt32 i = 0; |
| 105 | // v0 - bottom left |
| 106 | verts[i++] = -h; // x |
| 107 | verts[i++] = -h; // y |
| 108 | verts[i++] = h; // z |
| 109 | |
| 110 | // v1 - bottom right |
| 111 | verts[i++] = h; // x |
| 112 | verts[i++] = -h; // y |
| 113 | verts[i++] = h; // z |
| 114 | |
| 115 | // v2 - top right |
| 116 | verts[i++] = h; // x |
| 117 | verts[i++] = h; // y |
| 118 | verts[i++] = h; // z |
| 119 | |
| 120 | // v3 - top left |
| 121 | verts[i++] = -h; // x |
| 122 | verts[i++] = h; // y |
| 123 | verts[i++] = h; // z |
| 124 | |
| 125 | // back |
| 126 | |
| 127 | // v4 - bottom left |
| 128 | verts[i++] = -h; // x |
| 129 | verts[i++] = -h; // y |
| 130 | verts[i++] = -h; // z |
| 131 | |
| 132 | // v5 - bottom right |
| 133 | verts[i++] = h; // x |
| 134 | verts[i++] = -h; // y |
| 135 | verts[i++] = -h; // z |
| 136 | |
| 137 | // v6 - top right |
| 138 | verts[i++] = h; // x |
| 139 | verts[i++] = h; // y |
| 140 | verts[i++] = -h; // z |
| 141 | |
| 142 | // v7 - top left |
| 143 | verts[i++] = -h; // x |
| 144 | verts[i++] = h; // y |
| 145 | verts[i++] = -h; // z |
| 146 | |
| 147 | for (McInt32 j = 0; j < 8; ++j) |
| 148 | { |