GRRLIB/examples/gamecube/unlimited2d/source/main.c

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/*===========================================
NoNameNo FAKE Unlimited 2D Sprites rout ;)
It's a lame but Well Known technic....
============================================*/
#include <grrlib.h>
#include <stdlib.h>
#include <math.h>
#include <malloc.h>
#include <ogc/pad.h>
#include "logo_png.h"
#include "font_png.h"
#include "ball_png.h"
int main() {
int screen_index = 0;
const int tex_screen_count = 3;
float t = 0;
const int R = 81;
const int r = 71;
const int d = 120;
float f = 0;
float ff = 0;
float spr = 0;
int n = 1;
GRRLIB_Init();
PAD_Init();
GRRLIB_Settings.antialias = false;
GRRLIB_texImg *tex_screen[tex_screen_count];
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for(int i=0; i<tex_screen_count; i++) {
tex_screen[i] = GRRLIB_CreateEmptyTextureFmt(rmode->fbWidth, rmode->efbHeight, GX_TF_RGB565);
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}
GRRLIB_texImg *tex_ball = GRRLIB_LoadTexture(ball_png);
GRRLIB_texImg *tex_logo = GRRLIB_LoadTexture(logo_png);
GRRLIB_texImg *tex_font = GRRLIB_LoadTexture(font_png);
GRRLIB_InitTileSet(tex_font, 16, 16, 32);
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for(int i=0; i<=255; i+=1) {
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GRRLIB_Printf((640-(16*16))/2, 200, tex_font, 0xFFFFFF00|i, 1, "HOW MANY SPRITES");
GRRLIB_Printf((640-(16*20))/2, 216, tex_font, 0xFFFFFF00|i, 1, "CAN YOU DISPLAY WITH");
GRRLIB_DrawImg((640-352)/2, 248, tex_logo, 0, 1, 1, 0xFFFFFF00|i);
GRRLIB_Printf((640-(16*28))/2, 480-16, tex_font, 0xFFFFFF00|i, 1, "BY NONAMENO FROM GRRLIB TEAM");
GRRLIB_Render();
}
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for(int i=255; i>=0; i-=2) {
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GRRLIB_Printf((640-(16*16))/2, 200, tex_font, 0xFFFFFF00|i, 1, "HOW MANY SPRITES");
GRRLIB_Printf((640-(16*20))/2, 216, tex_font, 0xFFFFFF00|i, 1, "CAN YOU DISPLAY WITH");
GRRLIB_DrawImg((640-352)/2, 248, tex_logo, 0, 1, 1, 0xFFFFFF00|i);
GRRLIB_Printf((640-(16*28))/2, 480-16, tex_font, 0xFFFFFF00|i, 1, "BY NONAMENO FROM GRRLIB TEAM");
GRRLIB_Render();
}
while(1) {
PAD_ScanPads();
GRRLIB_DrawImg(0, 0, tex_screen[screen_index], 0, 1, 1, 0xFFFFFFFF);
GRRLIB_DrawImg(((R + r-ff)*cos(t-f) - d*cos(((R + r-f)/r)*t))+rmode->fbWidth/2-32, ((R + r-ff)*sin(t) - d*sin(((R + r)/r)*t)-f)+rmode->efbHeight/2-32, tex_ball, 1, 1, 1, 0xFFFFFFFF);
GRRLIB_Screen2Texture(0, 0, tex_screen[screen_index], GX_FALSE);
GRRLIB_Printf((640-(16*6*5))/2+5, 200+5, tex_font, 0x00000088, 5, "%06d", (int)spr);
GRRLIB_Printf((640-(16*6*5))/2, 200, tex_font, 0xFFEEEE88, 5, "%06d", (int)spr);
GRRLIB_Render();
screen_index++;
screen_index %= tex_screen_count;
spr+=0.1f;
t+=0.01f;
if(t>n*2*M_PI) {
n++;
f+=0.01f;
}
if(f>2*M_PI) {
f=0;
ff+=0.02f;
}
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if(PAD_ButtonsDown(0) & PAD_BUTTON_START)
break;
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}
GRRLIB_FreeTexture(tex_logo);
GRRLIB_FreeTexture(tex_ball);
GRRLIB_FreeTexture(tex_font);
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for(int i=0; i<tex_screen_count; i++) {
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GRRLIB_FreeTexture(tex_screen[i]);
}
GRRLIB_Exit(); // Be a good boy, clear the memory allocated by GRRLIB
return 0;
}