raylib/examples/core_random_values.c
2016-01-16 12:52:55 +01:00

65 lines
2.3 KiB
C

/*******************************************************************************************
*
* raylib [core] example - Generate random values
*
* This example has been created using raylib 1.1 (www.raylib.com)
* raylib is licensed under an unmodified zlib/libpng license (View raylib.h for details)
*
* Copyright (c) 2014 Ramon Santamaria (@raysan5)
*
********************************************************************************************/
#include "raylib.h"
int main()
{
// Initialization
//--------------------------------------------------------------------------------------
int screenWidth = 800;
int screenHeight = 450;
InitWindow(screenWidth, screenHeight, "raylib [core] example - generate random values");
int framesCounter = 0; // Variable used to count frames
int randValue = GetRandomValue(-8, 5); // Get a random integer number between -8 and 5 (both included)
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(FormatText("%i", randValue), 360, 180, 80, LIGHTGRAY);
EndDrawing();
//----------------------------------------------------------------------------------
}
// De-Initialization
//--------------------------------------------------------------------------------------
CloseWindow(); // Close window and OpenGL context
//--------------------------------------------------------------------------------------
return 0;
}