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160 lines
6.0 KiB
160 lines
6.0 KiB
/*******************************************************************************************
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*
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* raylib [audio] example - Module playing (streaming)
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*
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* Example originally created with raylib 1.5, last time updated with raylib 3.5
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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) 2016-2023 Ramon Santamaria (@raysan5)
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*
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********************************************************************************************/
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#include "raylib.h"
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#define MAX_CIRCLES 64
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typedef struct {
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Vector2 position;
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float radius;
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float alpha;
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float speed;
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Color color;
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} CircleWave;
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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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SetConfigFlags(FLAG_MSAA_4X_HINT); // NOTE: Try to enable MSAA 4X
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InitWindow(screenWidth, screenHeight, "raylib [audio] example - module playing (streaming)");
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InitAudioDevice(); // Initialize audio device
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Color colors[14] = { ORANGE, RED, GOLD, LIME, BLUE, VIOLET, BROWN, LIGHTGRAY, PINK,
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YELLOW, GREEN, SKYBLUE, PURPLE, BEIGE };
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// Creates some circles for visual effect
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CircleWave circles[MAX_CIRCLES] = { 0 };
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for (int i = MAX_CIRCLES - 1; i >= 0; i--)
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{
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circles[i].alpha = 0.0f;
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circles[i].radius = (float)GetRandomValue(10, 40);
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circles[i].position.x = (float)GetRandomValue((int)circles[i].radius, (int)(screenWidth - circles[i].radius));
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circles[i].position.y = (float)GetRandomValue((int)circles[i].radius, (int)(screenHeight - circles[i].radius));
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circles[i].speed = (float)GetRandomValue(1, 100)/2000.0f;
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circles[i].color = colors[GetRandomValue(0, 13)];
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}
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Music music = LoadMusicStream("resources/mini1111.xm");
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music.looping = false;
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float pitch = 1.0f;
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PlayMusicStream(music);
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float timePlayed = 0.0f;
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bool pause = false;
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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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UpdateMusicStream(music); // Update music buffer with new stream data
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// Restart music playing (stop and play)
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if (IsKeyPressed(KEY_SPACE))
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{
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StopMusicStream(music);
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PlayMusicStream(music);
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pause = false;
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}
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// Pause/Resume music playing
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if (IsKeyPressed(KEY_P))
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{
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pause = !pause;
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if (pause) PauseMusicStream(music);
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else ResumeMusicStream(music);
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}
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if (IsKeyDown(KEY_DOWN)) pitch -= 0.01f;
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else if (IsKeyDown(KEY_UP)) pitch += 0.01f;
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SetMusicPitch(music, pitch);
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// Get timePlayed scaled to bar dimensions
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timePlayed = GetMusicTimePlayed(music)/GetMusicTimeLength(music)*(screenWidth - 40);
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// Color circles animation
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for (int i = MAX_CIRCLES - 1; (i >= 0) && !pause; i--)
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{
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circles[i].alpha += circles[i].speed;
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circles[i].radius += circles[i].speed*10.0f;
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if (circles[i].alpha > 1.0f) circles[i].speed *= -1;
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if (circles[i].alpha <= 0.0f)
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{
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circles[i].alpha = 0.0f;
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circles[i].radius = (float)GetRandomValue(10, 40);
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circles[i].position.x = (float)GetRandomValue((int)circles[i].radius, (int)(screenWidth - circles[i].radius));
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circles[i].position.y = (float)GetRandomValue((int)circles[i].radius, (int)(screenHeight - circles[i].radius));
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circles[i].color = colors[GetRandomValue(0, 13)];
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circles[i].speed = (float)GetRandomValue(1, 100)/2000.0f;
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}
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}
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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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for (int i = MAX_CIRCLES - 1; i >= 0; i--)
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{
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DrawCircleV(circles[i].position, circles[i].radius, Fade(circles[i].color, circles[i].alpha));
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}
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// Draw time bar
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DrawRectangle(20, screenHeight - 20 - 12, screenWidth - 40, 12, LIGHTGRAY);
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DrawRectangle(20, screenHeight - 20 - 12, (int)timePlayed, 12, MAROON);
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DrawRectangleLines(20, screenHeight - 20 - 12, screenWidth - 40, 12, GRAY);
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// Draw help instructions
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DrawRectangle(20, 20, 425, 145, WHITE);
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DrawRectangleLines(20, 20, 425, 145, GRAY);
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DrawText("PRESS SPACE TO RESTART MUSIC", 40, 40, 20, BLACK);
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DrawText("PRESS P TO PAUSE/RESUME", 40, 70, 20, BLACK);
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DrawText("PRESS UP/DOWN TO CHANGE SPEED", 40, 100, 20, BLACK);
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DrawText(TextFormat("SPEED: %f", pitch), 40, 130, 20, 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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UnloadMusicStream(music); // Unload music stream buffers from RAM
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CloseAudioDevice(); // Close audio device (music streaming is automatically stopped)
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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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