ellipses.cpp

This example generates the surface figure that consists of ellipses

// This example generates the surface figure that consists of ellipses
#include <CoreAPI.h>
//@config: Debug
class EllipsesPrim:public BaseClass {
public:
    EllipsesPrim() {
        Side = coat::vec3(100,40,100);
        SubDivisions = 2;
        Rings = 12;
        Slices = 24;
        DivMode = coat::sphere::DivisionMode::DIV_TRIANGLE;
    }
    int SubDivisions;
    int Rings;
    int Slices;     
    coat::sphere::DivisionMode DivMode;
    coat::vec3 Side;
    // this is class registration, look dialogs example
    SERIALIZE() {
        Enumerator* E = ENUM.Get("DIVMODE");
        if (E->GetAmount() == 0) {
            E->Add("triangle");
            E->Add("meridian");
            E->Add("cube");
        }
        REG_DROPLIST(DivMode,"DivMode","DIVMODE");
        
        UI_LAYOUT("1 1 1 []");
        
        TEXTMSG2("*Size");
        
        REG_AUTO(Side.x, "$sa");
        REG_AUTO(Side.y, "$sb");
        REG_AUTO(Side.z, "$sc");
        
        if (DivMode == coat::sphere::DivisionMode::DIV_MERIDIAN){
            SLIDER(Slices, "Slices", 8, 60);
            SLIDER(Rings, "Rings", 6, 60);
        
        } 
        else if (DivMode == coat::sphere::DivisionMode::DIV_CUBE) {
            SLIDER(SubDivisions, "SubDivisions", 2, 20);    
        } 
        else {
            SLIDER(SubDivisions,"SubDivisions", 1, 10); 
        }
    }
    void build() {
        auto voxId = coat::Scene::sculptRoot().childCount();
        auto current = coat::Scene::sculptRoot().addChild("Ellipses"+coat::str::ToString(voxId));
        auto volume = current.Volume();
        volume.toSurface();
        coat::ellipse ellipse;
        //settings parameters to the ellipse primitive and add prim to the volume
        ellipse.size(Side).sub_div_mode(DivMode).sub_division(SubDivisions).rings(Rings).slices(Slices).add(volume);
        ellipse.size(Side/2).translate(coat::vec3(0,3*Side.y,0)).add(volume);
        ellipse.size(Side/4).translate(coat::vec3(0,4.5*Side.y,0)).add(volume);
    }
};
 
 
EXPORT
int main() {
    // get to sculpt room
    coat::ui::toRoom("Sculpt");
    EllipsesPrim ellipses;
    coat::dialog dlg;
    // load generator settings if exist
    ellipses.ReadFromFile("data/Temp/EllipsesPrim.json");
    if(dlg.ok().cancel().params(&ellipses).show() == 1) {// ok pressed, buttons start from 1
        // save settings
        ellipses.WriteToFile("data/Temp/EllipsesPrim.json");
        // build the figure
        ellipses.build();
    };
    return 0;
}