71 lines
2.3 KiB
C
71 lines
2.3 KiB
C
/*******************************************************************************************
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*
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* raylib [shapes] example - moving circle
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*
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* Example complexity rating: [★☆☆☆] 1/4
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*
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* This example demonstrates basic animation by moving a circle horizontally.
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*
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********************************************************************************************/
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#include "raylib.h"
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//------------------------------------------------------------------------------------
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// Program main entry point
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//------------------------------------------------------------------------------------
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int main(void)
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{
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// Initialization
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//--------------------------------------------------------------------------------------
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const int screenWidth = 800;
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const int screenHeight = 450;
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InitWindow(screenWidth, screenHeight, "raylib [shapes] example - moving circle");
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float x = 100.0f;
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float speed = 200.0f;
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SetTargetFPS(60);
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//--------------------------------------------------------------------------------------
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// Main game loop
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while (!WindowShouldClose())
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{
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// Update
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//----------------------------------------------------------------------------------
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// Move circle based on frame time (smooth movement)
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x += speed * GetFrameTime();
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if (x > screenWidth - 50 || x < 50) speed *= -1;
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//----------------------------------------------------------------------------------
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// Draw
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//----------------------------------------------------------------------------------
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BeginDrawing();
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ClearBackground(RAYWHITE);
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// Title
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DrawText("Moving Circle Example", 10, 10, 20, DARKGRAY);
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// Subtitle
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DrawText("Circle moves horizontally using frame time", 10, 40, 10, GRAY);
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// FPS (separate, non-overlapping)
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DrawFPS(10, 70);
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// Circle (main visual focus)
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DrawCircle((int)x, screenHeight/2, 50, BLUE);
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EndDrawing();
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//----------------------------------------------------------------------------------
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}
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// De-Initialization
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//--------------------------------------------------------------------------------------
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CloseWindow();
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//--------------------------------------------------------------------------------------
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return 0;
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}
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