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66 rivejä
2.5 KiB
66 rivejä
2.5 KiB
/*******************************************************************************************
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*
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* raylib [core] example - input keys
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*
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* Example complexity rating: [★☆☆☆] 1/4
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*
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* Example originally created with raylib 1.0, last time updated with raylib 1.0
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*
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* Example licensed under an unmodified zlib/libpng license, which is an OSI-certified,
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* BSD-like license that allows static linking with closed source software
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*
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* Copyright (c) 2014-2025 Ramon Santamaria (@raysan5)
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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 [core] example - input keys");
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Vector2 ballPosition = { (float)screenWidth/2, (float)screenHeight/2 };
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SetTargetFPS(60); // Set our game to run at 60 frames-per-second
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//--------------------------------------------------------------------------------------
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// Main game loop
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while (!WindowShouldClose()) // Detect window close button or ESC key
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{
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// Update
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//----------------------------------------------------------------------------------
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if (IsKeyDown(KEY_RIGHT)) ballPosition.x += 2.0f;
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if (IsKeyDown(KEY_LEFT)) ballPosition.x -= 2.0f;
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if (IsKeyDown(KEY_UP)) ballPosition.y -= 2.0f;
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if (IsKeyDown(KEY_DOWN)) ballPosition.y += 2.0f;
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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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DrawText("move the ball with arrow keys", 10, 10, 20, DARKGRAY);
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DrawCircleV(ballPosition, 50, MAROON);
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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(); // Close window and OpenGL context
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//--------------------------------------------------------------------------------------
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return 0;
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}
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