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cube.cpp
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cube.cpp
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#include <string>
using namespace std;
string v2s(float x, float y, float z){
return to_string(x) + " " + to_string(y) + " " + to_string(z);
}
//12 facets make up a cube
string facet1(float pointA[3], float pointB[3], float width) {
string facetString = "";
facetString += " facet normal 0.0 0.0 -1.0\n";
facetString += " outer loop\n";
facetString += " vertex " + v2s(pointA[0] - width / 2, pointA[1] - width / 2, pointA[2]);
facetString += " vertex " + v2s(pointA[0] + width / 2, pointA[1] + width / 2, pointA[2]);
facetString += " vertex " + v2s(pointA[0] + width / 2, pointA[1] - width / 2, pointA[2]);
facetString += " endloop\n";
facetString += " endfacet\n";
return facetString;
}
string facet2(float pointA[3], float pointB[3], float width) {
string facetString = "";
facetString += " facet normal 0.0 0.0 -1.0\n";
facetString += " outer loop\n";
facetString += " vertex " + v2s(pointA[0] - width / 2, pointA[1] - width / 2, pointA[2]);
facetString += " vertex " + v2s(pointA[0] - width / 2, pointA[1] + width / 2, pointA[2]);
facetString += " vertex " + v2s(pointA[0] + width / 2, pointA[1] + width / 2, pointA[2]);
facetString += " endloop\n";
facetString += " endfacet\n";
return facetString;
}
string facet3(float pointA[3], float pointB[3], float width) {
string facetString = "";
facetString += " facet normal -1.0 0.0 0.0\n";
facetString += " outer loop\n";
facetString += " vertex " + v2s(pointA[0] - width / 2, pointA[1] - width / 2, pointA[2]);
facetString += " vertex " + v2s(pointB[0] - width / 2, pointB[1] + width / 2, pointB[2]);
facetString += " vertex " + v2s(pointA[0] - width / 2, pointA[1] + width / 2, pointA[2]);
facetString += " endloop\n";
facetString += " endfacet\n";
return facetString;
}
string facet4(float pointA[3], float pointB[3], float width) {
string facetString = "";
facetString += " facet normal -1.0 0.0 0.0\n";
facetString += " outer loop\n";
facetString += " vertex " + v2s(pointA[0] - width / 2, pointA[1] - width / 2, pointA[2]);
facetString += " vertex " + v2s(pointB[0] - width / 2, pointB[1] - width / 2, pointB[2]);
facetString += " vertex " + v2s(pointB[0] - width / 2, pointB[1] + width / 2, pointB[2]);
facetString += " endloop\n";
facetString += " endfacet\n";
return facetString;
}
string facet5(float pointA[3], float pointB[3], float width) {
string facetString = "";
facetString += " facet normal 0.0 1.0 0.0\n";
facetString += " outer loop\n";
facetString += " vertex " + v2s(pointA[0] - width / 2, pointA[1] + width / 2, pointA[2]);
facetString += " vertex " + v2s(pointB[0] + width / 2, pointB[1] + width / 2, pointB[2]);
facetString += " vertex " + v2s(pointA[0] + width / 2, pointA[1] + width / 2, pointA[2]);
facetString += " endloop\n";
facetString += " endfacet\n";
return facetString;
}
string facet6(float pointA[3], float pointB[3], float width) {
string facetString = "";
facetString += " facet normal 0.0 1.0 0.0\n";
facetString += " outer loop\n";
facetString += " vertex " + v2s(pointA[0] - width / 2, pointA[1] + width / 2, pointA[2]);
facetString += " vertex " + v2s(pointB[0] - width / 2, pointB[1] + width / 2, pointB[2]);
facetString += " vertex " + v2s(pointB[0] + width / 2, pointB[1] + width / 2, pointB[2]);
facetString += " endloop\n";
facetString += " endfacet\n";
return facetString;
}
string facet7(float pointA[3], float pointB[3], float width) {
string facetString = "";
facetString += " facet normal 1.0 0.0 0.0\n";
facetString += " outer loop\n";
facetString += " vertex " + v2s(pointA[0] + width / 2, pointA[1] - width / 2, pointA[2]);
facetString += " vertex " + v2s(pointA[0] + width / 2, pointA[1] + width / 2, pointA[2]);
facetString += " vertex " + v2s(pointB[0] + width / 2, pointB[1] + width / 2, pointB[2]);
facetString += " endloop\n";
facetString += " endfacet\n";
return facetString;
}
string facet8(float pointA[3], float pointB[3], float width) {
string facetString = "";
facetString += " facet normal 1.0 0.0 0.0\n";
facetString += " outer loop\n";
facetString += " vertex " + v2s(pointA[0] + width / 2, pointA[1] - width / 2, pointA[2]);
facetString += " vertex " + v2s(pointB[0] + width / 2, pointB[1] + width / 2, pointB[2]);
facetString += " vertex " + v2s(pointB[0] + width / 2, pointB[1] - width / 2, pointB[2]);
facetString += " endloop\n";
facetString += " endfacet\n";
return facetString;
}
string facet9(float pointA[3], float pointB[3], float width) {
string facetString = "";
facetString += " facet normal 0.0 -1.0 0.0\n";
facetString += " outer loop\n";
facetString += " vertex " + v2s(pointA[0] - width / 2, pointA[1] - width / 2, pointA[2]);
facetString += " vertex " + v2s(pointA[0] + width / 2, pointA[1] - width / 2, pointA[2]);
facetString += " vertex " + v2s(pointB[0] + width / 2, pointB[1] - width / 2, pointB[2]);
facetString += " endloop\n";
facetString += " endfacet\n";
return facetString;
}
string facet10(float pointA[3], float pointB[3], float width) {
string facetString = "";
facetString += " facet normal 0.0 -1.0 0.0\n";
facetString += " outer loop\n";
facetString += " vertex " + v2s(pointA[0] - width / 2, pointA[1] - width / 2, pointA[2]);
facetString += " vertex " + v2s(pointB[0] + width / 2, pointB[1] - width / 2, pointB[2]);
facetString += " vertex " + v2s(pointB[0] - width / 2, pointB[1] - width / 2, pointB[2]);
facetString += " endloop\n";
facetString += " endfacet\n";
return facetString;
}
string facet11(float pointA[3], float pointB[3], float width) {
string facetString = "";
facetString += " facet normal 0.0 0.0 1.0\n";
facetString += " outer loop\n";
facetString += " vertex " + v2s(pointB[0] - width / 2, pointB[1] - width / 2, pointB[2]);
facetString += " vertex " + v2s(pointB[0] + width / 2, pointB[1] - width / 2, pointB[2]);
facetString += " vertex " + v2s(pointB[0] + width / 2, pointB[1] + width / 2, pointB[2]);
facetString += " endloop\n";
facetString += " endfacet\n";
return facetString;
}
string facet12(float pointA[3], float pointB[3], float width) {
string facetString = "";
facetString += " facet normal 0.0 0.0 1.0\n";
facetString += " outer loop\n";
facetString += " vertex " + v2s(pointB[0] - width / 2, pointB[1] - width / 2, pointB[2]);
facetString += " vertex " + v2s(pointB[0] + width / 2, pointB[1] + width / 2, pointB[2]);
facetString += " vertex " + v2s(pointB[0] - width / 2, pointB[1] + width / 2, pointB[2]);
facetString += " endloop\n";
facetString += " endfacet\n";
return facetString;
}
string makeCube(float point1A[3], float point1B[3], float width){
string cubeString = "";
cubeString += facet1(point1A, point1B, width);
cubeString += facet2(point1A, point1B, width);
cubeString += facet3(point1A, point1B, width);
cubeString += facet4(point1A, point1B, width);
cubeString += facet5(point1A, point1B, width);
cubeString += facet6(point1A, point1B, width);
cubeString += facet7(point1A, point1B, width);
cubeString += facet8(point1A, point1B, width);
cubeString += facet9(point1A, point1B, width);
cubeString += facet10(point1A, point1B, width);
cubeString += facet11(point1A, point1B, width);
cubeString += facet12(point1A, point1B, width);
return cubeString;
}