rayjs/examples/core/core_random_values.c

72 lines
2.8 KiB
C

/*******************************************************************************************
*
* raylib [core] example - Generate random values
*
* Example originally created with raylib 1.1, last time updated with raylib 1.1
*
* Example licensed under an unmodified zlib/libpng license, which is an OSI-certified,
* BSD-like license that allows static linking with closed source software
*
* Copyright (c) 2014-2023 Ramon Santamaria (@raysan5)
*
********************************************************************************************/
#include "raylib.h"
//------------------------------------------------------------------------------------
// Program main entry point
//------------------------------------------------------------------------------------
int main(void)
{
// Initialization
//--------------------------------------------------------------------------------------
const int screenWidth = 800;
const int screenHeight = 450;
InitWindow(screenWidth, screenHeight, "raylib [core] example - generate random values");
// SetRandomSeed(0xaabbccff); // Set a custom random seed if desired, by default: "time(NULL)"
int randValue = GetRandomValue(-8, 5); // Get a random integer number between -8 and 5 (both included)
int framesCounter = 0; // Variable used to count frames
SetTargetFPS(60); // Set our game to run at 60 frames-per-second
//--------------------------------------------------------------------------------------
// Main game loop
while (!WindowShouldClose()) // Detect window close button or ESC key
{
// Update
//----------------------------------------------------------------------------------
framesCounter++;
// Every two seconds (120 frames) a new random value is generated
if (((framesCounter/120)%2) == 1)
{
randValue = GetRandomValue(-8, 5);
framesCounter = 0;
}
//----------------------------------------------------------------------------------
// Draw
//----------------------------------------------------------------------------------
BeginDrawing();
ClearBackground(RAYWHITE);
DrawText("Every 2 seconds a new random value is generated:", 130, 100, 20, MAROON);
DrawText(TextFormat("%i", randValue), 360, 180, 80, LIGHTGRAY);
EndDrawing();
//----------------------------------------------------------------------------------
}
// De-Initialization
//--------------------------------------------------------------------------------------
CloseWindow(); // Close window and OpenGL context
//--------------------------------------------------------------------------------------
return 0;
}