62 lines
1.9 KiB
C
62 lines
1.9 KiB
C
#include <raylib.h>
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#include <math.h>
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int main() {
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// Configuration
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const int screenWidth = 800;
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const int screenHeight = 450;
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const char* text = "Raylib in Space!";
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const int fontSize = 40;
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const Color textColor = WHITE;
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// Initialize Raylib
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InitWindow(screenWidth, screenHeight, "raylib [text] example - Levitating Text Animation");
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SetTargetFPS(60);
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// Initial position of the text (centered on the screen)
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Vector2 textPosition = {
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(float)screenWidth / 2 - MeasureText(text, fontSize) / 2,
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(float)screenHeight / 2
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};
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// Animation variables
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float time = 0.0f; // Elapsed time for sinusoidal movement
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float amplitude = 30.0f; // Amplitude of vertical movement
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float frequency = 1.5f; // Frequency of vertical movement
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// Main game loop
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while (!WindowShouldClose()) {
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// Update
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time += GetFrameTime(); // Increment elapsed time
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// Compute vertical position based on a sine function
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textPosition.y = (float)screenHeight / 2 + sinf(time * frequency) * amplitude;
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// Draw
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BeginDrawing();
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ClearBackground(BLACK);
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// Draw the text at the updated position
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DrawText(text, (int)textPosition.x, (int)textPosition.y, fontSize, textColor);
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// Optional: Add stars in the background
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for (int i = 0; i < 100; ++i) {
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Vector2 starPosition = {
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(float)GetRandomValue(0, screenWidth),
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(float)GetRandomValue(0, screenHeight)
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};
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float starSize = (float)GetRandomValue(1, 3);
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Color starColor = Fade(WHITE, (float)GetRandomValue(20, 80) / 100.0f);
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DrawRectangleV(starPosition, (Vector2){starSize, starSize}, starColor); // Use starSize
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}
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EndDrawing();
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}
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// Clean up and close Raylib
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CloseWindow();
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return 0;
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}
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