Graphics/3D/Display_List_2/source/main.cpp

#include <nds.h>

//teapot display list provided by Mike260, as well as the display list gl code.
#include "teapot_bin.h"


int main() {

    float rotateX = 0.0;
    float rotateY = 0.0;

    //set mode 0, enable BG0 and set it to 3D
    videoSetMode(MODE_0_3D);

    // initialize gl
    glInit();
    
    // enable antialiasing
    glEnable(GL_ANTIALIAS);
    
    // setup the rear plane
    glClearColor(0,0,0,31); // BG must be opaque for AA to work
    glClearPolyID(63); // BG must have a unique polygon ID for AA to work
    glClearDepth(0x7FFF);

    //this should work the same as the normal gl call
    glViewport(0,0,255,191);
    
    //any floating point gl call is being converted to fixed prior to being implemented
    glMatrixMode(GL_PROJECTION);
    glLoadIdentity();
    gluPerspective(70, 256.0 / 192.0, 0.1, 40);
    
    gluLookAt(  0.0, 0.0, 3.5,      //camera possition 
                0.0, 0.0, 0.0,      //look at
                0.0, 1.0, 0.0);     //up
    
    glLight(0, RGB15(31,31,31) , 0,               floattov10(-1.0),      0);
    glLight(1, RGB15(31,0,31),   0,               floattov10(1) - 1,             0);
    glLight(2, RGB15(0,31,0) ,   floattov10(-1.0), 0,                    0);
    glLight(3, RGB15(0,0,31) ,   floattov10(1.0) - 1,  0,                    0);
    
    //not a real gl function and will likely change
    glPolyFmt(POLY_ALPHA(31) | POLY_CULL_BACK | POLY_FORMAT_LIGHT0 | POLY_FORMAT_LIGHT1 | 
              POLY_FORMAT_LIGHT2 | POLY_FORMAT_LIGHT3 ) ;
    
    while(1)        
    {
        glPushMatrix();
                
        glRotateX(rotateX);
        glRotateY(rotateY);
        
        scanKeys();
        u16 keys = keysHeld();
        if(!(keys & KEY_UP)) rotateX += 3;
        if(!(keys & KEY_DOWN)) rotateX -= 3;
        if(!(keys & KEY_LEFT)) rotateY += 3;
        if(!(keys & KEY_RIGHT)) rotateY -= 3;
        
        glCallList((u32*)teapot_bin);   

        glPopMatrix(1);
            
        glFlush(0);
    }

    return 0;
}//end main