GRRLIB/examples/3D_Light1/source/main.c

/*===========================================
    NoNameNo
    Simple Diffuse light sample code
============================================*/
#include <grrlib.h>

#include <stdlib.h>
#include <math.h>
#include <malloc.h>
#include <wiiuse/wpad.h>


#include "gfx/font.h"

extern Mtx _GRR_view;

int main() {
float l1=0,l2=0;
    float a=0;
    int camZ=13.0f;

    GRRLIB_Init();
    WPAD_Init();


    GRRLIB_texImg *tex_font = GRRLIB_LoadTexture(font);
    GRRLIB_InitTileSet(tex_font, 16, 16, 32);


    GRRLIB_Settings.antialias = true;

    GRRLIB_SetBackgroundColour(0x00, 0x00, 0x00, 0xFF);

    while(1) {
        GRRLIB_2dMode();
        WPAD_ScanPads();
        if(WPAD_ButtonsDown(0) & WPAD_BUTTON_HOME) break;
        if(WPAD_ButtonsHeld(0) & WPAD_BUTTON_PLUS) camZ++;
        if(WPAD_ButtonsHeld(0) & WPAD_BUTTON_MINUS) camZ--;

        GRRLIB_Camera3dSettings(0.0f,0.0f,camZ, 0,1,0, 0,0,0);
	GRRLIB_SetLightAmbiant(0x333333FF);

	if(WPAD_ButtonsHeld(0) &  WPAD_BUTTON_A){
	 	// Set all light off to get the spere no  light sourced (only get the vertex color)
		GRRLIB_SetLightOff();
		GRRLIB_3dMode(0.1,1000,45,0,1);
		GRRLIB_ObjectView(sin(l1)*4.0f,0.0f,cos(l1)*4.0f, 0,0,0,1,1,1);
		GRRLIB_DrawSphere(0.2f,20,20,true,0xFF0000FF);
	}

	if(WPAD_ButtonsHeld(0) &  WPAD_BUTTON_B){
	 	// Set all light off to get the spere no  light sourced (only get the vertex color)
		GRRLIB_SetLightOff();
		GRRLIB_3dMode(0.1,1000,45,0,1);
		GRRLIB_ObjectView(0.0f,sin(l2)*4.0f,cos(l2)*4.0f, 0,0,0,1,1,1);
		GRRLIB_DrawSphere(0.2f,20,20,true,0x00FF00FF);
	}


	// SET a dummy black light to get the ambiant one when no light is selected
	GRRLIB_SetLightDiff(0,(guVector){sin(l1)*4,0.0f,cos(l1)*4.0f},20.0f,1.0f,0x000000FF);

	if(WPAD_ButtonsHeld(0) &  WPAD_BUTTON_A){
		GRRLIB_SetLightDiff(0,(guVector){sin(l1)*4,0.0f,cos(l1)*4.0f},20.0f,1.0f,0xFF0000FF);
	}

	if(WPAD_ButtonsHeld(0) &  WPAD_BUTTON_B){
		GRRLIB_SetLightDiff(1,(guVector){0.0f,sin(l2)*4.0f,cos(l2)*4.0f},20.0f,1.0f,0x00FF00FF);
	}


        GRRLIB_3dMode(0.1,1000,45,0,1);

        GRRLIB_ObjectView(0,0,0, a,a*2,a*3,1,1,1);
	GRRLIB_DrawTorus(1,2,60,60,true,0xFFFFFFFF);


        a+=0.5f;

	l1+=0.05f;
	l2+=0.03f;
        // Switch To 2D Mode to display text
        GRRLIB_2dMode();
        GRRLIB_Printf((640-(16*29))/2, 20, tex_font, 0xFFFFFFFF, 1, "PRESS + OR - TO ZOOM");
        GRRLIB_Printf((640-(16*29))/2, 40, tex_font, 0xFFFFFFFF, 1, "HOLD A - RED / B - GREEN");

        GRRLIB_Render();
    }
    GRRLIB_Exit(); // Be a good boy, clear the memory allocated by GRRLIB
    GRRLIB_FreeTexture(tex_font);

    exit(0);
}