aboutsummaryrefslogtreecommitdiff
path: root/docs/examples/src/audio
diff options
context:
space:
mode:
authorRay <raysan5@gmail.com>2017-04-09 23:46:47 +0200
committerRay <raysan5@gmail.com>2017-04-09 23:46:47 +0200
commitf7bebf9861734c47d0840868f243b186a59a96ba (patch)
treef5ca2d320c680ef5926b5455e4498646031cd5ac /docs/examples/src/audio
parent8374460c3986b16c68a6dea0643e9af541987d52 (diff)
downloadraylib-f7bebf9861734c47d0840868f243b186a59a96ba.tar.gz
raylib-f7bebf9861734c47d0840868f243b186a59a96ba.zip
Working on web examples
Reorganizing folders Review examples Work on makefile and loader.html
Diffstat (limited to 'docs/examples/src/audio')
-rw-r--r--docs/examples/src/audio/audio_module_playing.c141
-rw-r--r--docs/examples/src/audio/audio_music_stream.c93
-rw-r--r--docs/examples/src/audio/audio_raw_stream.c111
-rw-r--r--docs/examples/src/audio/audio_sound_loading.c67
4 files changed, 412 insertions, 0 deletions
diff --git a/docs/examples/src/audio/audio_module_playing.c b/docs/examples/src/audio/audio_module_playing.c
new file mode 100644
index 00000000..a9ee4619
--- /dev/null
+++ b/docs/examples/src/audio/audio_module_playing.c
@@ -0,0 +1,141 @@
+/*******************************************************************************************
+*
+* raylib [audio] example - Module playing (streaming)
+*
+* NOTE: This example requires OpenAL Soft library installed
+*
+* This example has been created using raylib 1.5 (www.raylib.com)
+* raylib is licensed under an unmodified zlib/libpng license (View raylib.h for details)
+*
+* Copyright (c) 2016 Ramon Santamaria (@raysan5)
+*
+********************************************************************************************/
+
+#include "raylib.h"
+
+#define MAX_CIRCLES 64
+
+typedef struct {
+ Vector2 position;
+ float radius;
+ float alpha;
+ float speed;
+ Color color;
+} CircleWave;
+
+int main()
+{
+ // Initialization
+ //--------------------------------------------------------------------------------------
+ int screenWidth = 800;
+ int screenHeight = 450;
+
+ SetConfigFlags(FLAG_MSAA_4X_HINT); // NOTE: Try to enable MSAA 4X
+
+ InitWindow(screenWidth, screenHeight, "raylib [audio] example - module playing (streaming)");
+
+ InitAudioDevice(); // Initialize audio device
+
+ Color colors[14] = { ORANGE, RED, GOLD, LIME, BLUE, VIOLET, BROWN, LIGHTGRAY, PINK,
+ YELLOW, GREEN, SKYBLUE, PURPLE, BEIGE };
+
+ // Creates ome circles for visual effect
+ CircleWave circles[MAX_CIRCLES];
+
+ for (int i = MAX_CIRCLES - 1; i >= 0; i--)
+ {
+ circles[i].alpha = 0.0f;
+ circles[i].radius = GetRandomValue(10, 40);
+ circles[i].position.x = GetRandomValue(circles[i].radius, screenWidth - circles[i].radius);
+ circles[i].position.y = GetRandomValue(circles[i].radius, screenHeight - circles[i].radius);
+ circles[i].speed = (float)GetRandomValue(1, 100)/20000.0f;
+ circles[i].color = colors[GetRandomValue(0, 13)];
+ }
+
+ Music xm = LoadMusicStream("resources/audio/mini1111.xm");
+
+ PlayMusicStream(xm);
+
+ float timePlayed = 0.0f;
+ bool pause = false;
+
+ 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
+ //----------------------------------------------------------------------------------
+ UpdateMusicStream(xm); // Update music buffer with new stream data
+
+ // Restart music playing (stop and play)
+ if (IsKeyPressed(KEY_SPACE))
+ {
+ StopMusicStream(xm);
+ PlayMusicStream(xm);
+ }
+
+ // Pause/Resume music playing
+ if (IsKeyPressed(KEY_P))
+ {
+ pause = !pause;
+
+ if (pause) PauseMusicStream(xm);
+ else ResumeMusicStream(xm);
+ }
+
+ // Get timePlayed scaled to bar dimensions
+ timePlayed = (GetMusicTimePlayed(xm)/GetMusicTimeLength(xm)*(screenWidth - 40))*2;
+
+ // Color circles animation
+ for (int i = MAX_CIRCLES - 1; (i >= 0) && !pause; i--)
+ {
+ circles[i].alpha += circles[i].speed;
+ circles[i].radius += circles[i].speed*10.0f;
+
+ if (circles[i].alpha > 1.0f) circles[i].speed *= -1;
+
+ if (circles[i].alpha <= 0.0f)
+ {
+ circles[i].alpha = 0.0f;
+ circles[i].radius = GetRandomValue(10, 40);
+ circles[i].position.x = GetRandomValue(circles[i].radius, screenWidth - circles[i].radius);
+ circles[i].position.y = GetRandomValue(circles[i].radius, screenHeight - circles[i].radius);
+ circles[i].color = colors[GetRandomValue(0, 13)];
+ circles[i].speed = (float)GetRandomValue(1, 100)/20000.0f;
+ }
+ }
+ //----------------------------------------------------------------------------------
+
+ // Draw
+ //----------------------------------------------------------------------------------
+ BeginDrawing();
+
+ ClearBackground(WHITE);
+
+ for (int i = MAX_CIRCLES - 1; i >= 0; i--)
+ {
+ DrawCircleV(circles[i].position, circles[i].radius, Fade(circles[i].color, circles[i].alpha));
+ }
+
+ // Draw time bar
+ DrawRectangle(20, screenHeight - 20 - 12, screenWidth - 40, 12, LIGHTGRAY);
+ DrawRectangle(20, screenHeight - 20 - 12, (int)timePlayed, 12, MAROON);
+ DrawRectangleLines(20, screenHeight - 20 - 12, screenWidth - 40, 12, GRAY);
+
+ EndDrawing();
+ //----------------------------------------------------------------------------------
+ }
+
+ // De-Initialization
+ //--------------------------------------------------------------------------------------
+ UnloadMusicStream(xm); // Unload music stream buffers from RAM
+
+ CloseAudioDevice(); // Close audio device (music streaming is automatically stopped)
+
+ CloseWindow(); // Close window and OpenGL context
+ //--------------------------------------------------------------------------------------
+
+ return 0;
+} \ No newline at end of file
diff --git a/docs/examples/src/audio/audio_music_stream.c b/docs/examples/src/audio/audio_music_stream.c
new file mode 100644
index 00000000..dc9d4355
--- /dev/null
+++ b/docs/examples/src/audio/audio_music_stream.c
@@ -0,0 +1,93 @@
+/*******************************************************************************************
+*
+* raylib [audio] example - Music playing (streaming)
+*
+* NOTE: This example requires OpenAL Soft library installed
+*
+* This example has been created using raylib 1.3 (www.raylib.com)
+* raylib is licensed under an unmodified zlib/libpng license (View raylib.h for details)
+*
+* Copyright (c) 2015 Ramon Santamaria (@raysan5)
+*
+********************************************************************************************/
+
+#include "raylib.h"
+
+int main()
+{
+ // Initialization
+ //--------------------------------------------------------------------------------------
+ int screenWidth = 800;
+ int screenHeight = 450;
+
+ InitWindow(screenWidth, screenHeight, "raylib [audio] example - music playing (streaming)");
+
+ InitAudioDevice(); // Initialize audio device
+
+ Music music = LoadMusicStream("resources/audio/guitar_noodling.ogg");
+
+ PlayMusicStream(music);
+
+ float timePlayed = 0.0f;
+ bool pause = false;
+
+ 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
+ //----------------------------------------------------------------------------------
+ UpdateMusicStream(music); // Update music buffer with new stream data
+
+ // Restart music playing (stop and play)
+ if (IsKeyPressed(KEY_SPACE))
+ {
+ StopMusicStream(music);
+ PlayMusicStream(music);
+ }
+
+ // Pause/Resume music playing
+ if (IsKeyPressed(KEY_P))
+ {
+ pause = !pause;
+
+ if (pause) PauseMusicStream(music);
+ else ResumeMusicStream(music);
+ }
+
+ // Get timePlayed scaled to bar dimensions (400 pixels)
+ timePlayed = GetMusicTimePlayed(music)/GetMusicTimeLength(music)*100*4;
+ //----------------------------------------------------------------------------------
+
+ // Draw
+ //----------------------------------------------------------------------------------
+ BeginDrawing();
+
+ ClearBackground(RAYWHITE);
+
+ DrawText("MUSIC SHOULD BE PLAYING!", 255, 150, 20, LIGHTGRAY);
+
+ DrawRectangle(200, 200, 400, 12, LIGHTGRAY);
+ DrawRectangle(200, 200, (int)timePlayed, 12, MAROON);
+ DrawRectangleLines(200, 200, 400, 12, GRAY);
+
+ DrawText("PRESS SPACE TO RESTART MUSIC", 215, 250, 20, LIGHTGRAY);
+ DrawText("PRESS P TO PAUSE/RESUME MUSIC", 208, 280, 20, LIGHTGRAY);
+
+ EndDrawing();
+ //----------------------------------------------------------------------------------
+ }
+
+ // De-Initialization
+ //--------------------------------------------------------------------------------------
+ UnloadMusicStream(music); // Unload music stream buffers from RAM
+
+ CloseAudioDevice(); // Close audio device (music streaming is automatically stopped)
+
+ CloseWindow(); // Close window and OpenGL context
+ //--------------------------------------------------------------------------------------
+
+ return 0;
+} \ No newline at end of file
diff --git a/docs/examples/src/audio/audio_raw_stream.c b/docs/examples/src/audio/audio_raw_stream.c
new file mode 100644
index 00000000..c044a7e0
--- /dev/null
+++ b/docs/examples/src/audio/audio_raw_stream.c
@@ -0,0 +1,111 @@
+/*******************************************************************************************
+*
+* raylib [audio] example - Raw audio streaming
+*
+* NOTE: This example requires OpenAL Soft library installed
+*
+* This example has been created using raylib 1.6 (www.raylib.com)
+* raylib is licensed under an unmodified zlib/libpng license (View raylib.h for details)
+*
+* Copyright (c) 2015 Ramon Santamaria (@raysan5)
+*
+********************************************************************************************/
+
+#include "raylib.h"
+
+#include <stdlib.h> // Required for: malloc(), free()
+#include <math.h> // Required for: sinf()
+
+#define MAX_SAMPLES 20000
+
+int main()
+{
+ // Initialization
+ //--------------------------------------------------------------------------------------
+ int screenWidth = 800;
+ int screenHeight = 450;
+
+ InitWindow(screenWidth, screenHeight, "raylib [audio] example - raw audio streaming");
+
+ InitAudioDevice(); // Initialize audio device
+
+ // Init raw audio stream (sample rate: 22050, sample size: 32bit-float, channels: 1-mono)
+ AudioStream stream = InitAudioStream(22050, 32, 1);
+
+ // Fill audio stream with some samples (sine wave)
+ float *data = (float *)malloc(sizeof(float)*MAX_SAMPLES);
+
+ for (int i = 0; i < MAX_SAMPLES; i++)
+ {
+ data[i] = sinf(((2*PI*(float)i)/2)*DEG2RAD);
+ }
+
+ // NOTE: The generated MAX_SAMPLES do not fit to close a perfect loop
+ // for that reason, there is a clip everytime audio stream is looped
+
+ PlayAudioStream(stream);
+
+ int totalSamples = MAX_SAMPLES;
+ int samplesLeft = totalSamples;
+
+ Vector2 position = { 0, 0 };
+
+ SetTargetFPS(30); // Set our game to run at 30 frames-per-second
+ //--------------------------------------------------------------------------------------
+
+ // Main game loop
+ while (!WindowShouldClose()) // Detect window close button or ESC key
+ {
+ // Update
+ //----------------------------------------------------------------------------------
+
+ // Refill audio stream if required
+ if (IsAudioBufferProcessed(stream))
+ {
+ int numSamples = 0;
+ if (samplesLeft >= 4096) numSamples = 4096;
+ else numSamples = samplesLeft;
+
+ UpdateAudioStream(stream, data + (totalSamples - samplesLeft), numSamples);
+
+ samplesLeft -= numSamples;
+
+ // Reset samples feeding (loop audio)
+ if (samplesLeft <= 0) samplesLeft = totalSamples;
+ }
+ //----------------------------------------------------------------------------------
+
+ // Draw
+ //----------------------------------------------------------------------------------
+ BeginDrawing();
+
+ ClearBackground(RAYWHITE);
+
+ DrawText("SINE WAVE SHOULD BE PLAYING!", 240, 140, 20, LIGHTGRAY);
+
+ // NOTE: Draw a part of the sine wave (only screen width)
+ for (int i = 0; i < GetScreenWidth(); i++)
+ {
+ position.x = i;
+ position.y = 250 + 50*data[i];
+
+ DrawPixelV(position, RED);
+ }
+
+ EndDrawing();
+ //----------------------------------------------------------------------------------
+ }
+
+ // De-Initialization
+ //--------------------------------------------------------------------------------------
+ free(data); // Unload sine wave data
+
+ CloseAudioStream(stream); // Close raw audio stream and delete buffers from RAM
+
+ CloseAudioDevice(); // Close audio device (music streaming is automatically stopped)
+
+ CloseWindow(); // Close window and OpenGL context
+ //--------------------------------------------------------------------------------------
+
+ return 0;
+} \ No newline at end of file
diff --git a/docs/examples/src/audio/audio_sound_loading.c b/docs/examples/src/audio/audio_sound_loading.c
new file mode 100644
index 00000000..f081e8ed
--- /dev/null
+++ b/docs/examples/src/audio/audio_sound_loading.c
@@ -0,0 +1,67 @@
+/*******************************************************************************************
+*
+* raylib [audio] example - Sound loading and playing
+*
+* NOTE: This example requires OpenAL Soft library installed
+*
+* This example has been created using raylib 1.0 (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 [audio] example - sound loading and playing");
+
+ InitAudioDevice(); // Initialize audio device
+
+ Sound fxWav = LoadSound("resources/audio/weird.wav"); // Load WAV audio file
+ Sound fxOgg = LoadSound("resources/audio/tanatana.ogg"); // Load OGG audio file
+
+ SetTargetFPS(60);
+ //--------------------------------------------------------------------------------------
+
+ // Main game loop
+ while (!WindowShouldClose()) // Detect window close button or ESC key
+ {
+ // Update
+ //----------------------------------------------------------------------------------
+ if (IsKeyPressed(KEY_SPACE)) PlaySound(fxWav); // Play WAV sound
+ if (IsKeyPressed(KEY_ENTER)) PlaySound(fxOgg); // Play OGG sound
+ //----------------------------------------------------------------------------------
+
+ // Draw
+ //----------------------------------------------------------------------------------
+ BeginDrawing();
+
+ ClearBackground(RAYWHITE);
+
+ DrawText("Press SPACE to PLAY the WAV sound!", 200, 180, 20, LIGHTGRAY);
+
+ DrawText("Press ENTER to PLAY the OGG sound!", 200, 220, 20, LIGHTGRAY);
+
+ EndDrawing();
+ //----------------------------------------------------------------------------------
+ }
+
+ // De-Initialization
+ //--------------------------------------------------------------------------------------
+ UnloadSound(fxWav); // Unload sound data
+ UnloadSound(fxOgg); // Unload sound data
+
+ CloseAudioDevice(); // Close audio device
+
+ CloseWindow(); // Close window and OpenGL context
+ //--------------------------------------------------------------------------------------
+
+ return 0;
+} \ No newline at end of file