From 1555b96b32a919c3e3b9e44ac1d80dab005d9ab8 Mon Sep 17 00:00:00 2001
From: miguel <miguel@localhost>
Date: Wed, 13 Sep 2017 11:55:36 +0200
Subject: added coin collecting sounds

---
 World.cpp |  26 +++++++++++++++++++++++---
 World.h   |   1 +
 coin.bmp  | Bin 120122 -> 10138 bytes
 coin.wav  | Bin 0 -> 39824 bytes
 died.wav  | Bin 0 -> 661544 bytes
 main.cpp  |  45 +++++++++++++++++++++++++++++++++++++++------
 music.wav | Bin 0 -> 4834942 bytes
 win.wav   | Bin 0 -> 882070 bytes
 8 files changed, 63 insertions(+), 9 deletions(-)
 create mode 100644 coin.wav
 create mode 100644 died.wav
 create mode 100644 music.wav
 create mode 100644 win.wav

diff --git a/World.cpp b/World.cpp
index 0e5bff2..04801f5 100644
--- a/World.cpp
+++ b/World.cpp
@@ -1,8 +1,9 @@
+#include <random>
 #include "World.h"
 
-
 World::World(int l):level(l)
 {
+	coins=0;
 	level--;
 	next_level();
 	reset();
@@ -10,6 +11,10 @@ World::World(int l):level(l)
 
 void World::reset()
 {
+	std::random_device rd;  //Will be used to obtain a seed for the random number engine
+	std::mt19937 gen(rd()); //Standard mersenne_twister_engine seeded with rd()
+	std::uniform_int_distribution<> dis(-5, 10);
+
 	player.x2=player.x=0;
 	player.speed=level;
 	player.anim=0;
@@ -17,12 +22,13 @@ void World::reset()
 	player.y2=0;
 	player.dead=false;
 	player.win=false;
+	player.collected_coin=false;
 
 	coins_pos.clear();
 
 	for(int i=0;i<bricks.size();i++)
 	{
-		coins_pos.push_back(4);
+		coins_pos.push_back(dis(gen));
 	}
 
 	
@@ -135,7 +141,21 @@ void World::sim(double time)
 		}
 
 		if(last_brick==4){player.y--;player.y2=0;}
-		if(last_brick==3){player.y++;player.y2=0;}
+		if(last_brick==3)
+		{
+			player.y++;player.y2=0;
+			if(coins_pos[player.x-1]==player.y){
+				coins_pos[player.x-1]=99;
+				coins++;
+				player.collected_coin=true;
+			}
+		}
+
+		if(coins_pos[player.x]==player.y){
+			coins_pos[player.x]=99;
+			coins++;
+			player.collected_coin=true;
+		}
 
 		bool ok=false;
 		for(Brick &brick:bricks[player.x])
diff --git a/World.h b/World.h
index e029604..7a63093 100644
--- a/World.h
+++ b/World.h
@@ -17,6 +17,7 @@ struct Player
 	int anim;
 	bool dead;
 	bool win;
+	bool collected_coin;
 };
 
 struct World
diff --git a/coin.bmp b/coin.bmp
index 645e839..a16d1c2 100644
Binary files a/coin.bmp and b/coin.bmp differ
diff --git a/coin.wav b/coin.wav
new file mode 100644
index 0000000..c0dc31c
Binary files /dev/null and b/coin.wav differ
diff --git a/died.wav b/died.wav
new file mode 100644
index 0000000..2049014
Binary files /dev/null and b/died.wav differ
diff --git a/main.cpp b/main.cpp
index 82e914d..2d84d8f 100644
--- a/main.cpp
+++ b/main.cpp
@@ -6,10 +6,39 @@
 
 using SDLInitType=std::pair<int,std::pair<SDL_Window*,SDL_Renderer*>>;
 
+// audio from http://www.brainybetty.com/soundsforpowerpoint2.htm
+// https://freesound.org/people/ProjectsU012/sounds/341695/
+void sdl_play_sound()
+{
+	
+	static bool first=true;
+	static SDL_AudioSpec wavSpec;
+	static Uint32 wavLength;
+	static Uint8 *wavBuffer;
+	static SDL_AudioDeviceID deviceId;
+	 
+	if (first)
+	{
+		SDL_LoadWAV("coin.wav", &wavSpec, &wavBuffer, &wavLength);
+		deviceId = SDL_OpenAudioDevice(NULL, 0, &wavSpec, NULL, 0);
+		SDL_PauseAudioDevice(deviceId, 0);
+		first=false;
+	}
+
+//	SDL_LoadWAV("died.wav", &wavSpec, &wavBuffer, &wavLength);
+//	SDL_LoadWAV("music.wav", &wavSpec, &wavBuffer, &wavLength);
+//	SDL_LoadWAV("win.wav", &wavSpec, &wavBuffer, &wavLength);
+
+	int success = SDL_QueueAudio(deviceId, wavBuffer, wavLength);
+
+	//SDL_CloseAudioDevice(deviceId);
+	//SDL_FreeWAV(wavBuffer);
+}
+
 SDLInitType sdl_start(int win_width, int win_height)
 {
 	//First we need to start up SDL, and make sure it went ok
-	if (SDL_Init(SDL_INIT_VIDEO) != 0){
+	if (SDL_Init(SDL_INIT_VIDEO|SDL_INIT_AUDIO) != 0){
 		std::cout << "SDL_Init Error: " << SDL_GetError() << std::endl;
 		return {1,{nullptr,nullptr}};
 	}
@@ -151,7 +180,6 @@ int main(int, char**){
 	textures.push_back(sdl_load_texture("gridder01.bmp",255,255,255,ren));
 	textures.push_back(sdl_load_texture("gridder02.bmp",255,255,255,ren));
 	
-
 	// init world LEVEL 1
 	World world(1);
 
@@ -177,9 +205,9 @@ int main(int, char**){
 		{
 			if (event.type == SDL_WINDOWEVENT && (event.window.event==SDL_WINDOWEVENT_RESIZED || event.window.event==SDL_WINDOWEVENT_SIZE_CHANGED)) 
 			{
-			   SDL_Log("Window %d size changed to %dx%d",
-			    event.window.windowID, event.window.data1,
-			    event.window.data2);
+//			   SDL_Log("Window %d size changed to %dx%d",
+			   // event.window.windowID, event.window.data1,
+			    //event.window.data2);
 				win_width=event.window.data1;
 				win_height=event.window.data2;
 
@@ -267,7 +295,7 @@ int main(int, char**){
 
 		// HUD
 		std::stringstream strbuffer;
-		strbuffer << "COINS: " << world.coins << "    LEVEL: " << world.level <<  "    FPS: " << fps ;
+		strbuffer << "SCORE:" << world.coins << " | LVL:" << world.level <<  " | FPS:" << fps << " | RES:"<<win_width << "*" << win_height ;
 		sdl_put_str(ren, textures[3],10, 10, 4,strbuffer.str(),190,190,222);
 		if(world.player.dead)
 		{
@@ -289,6 +317,11 @@ int main(int, char**){
 
 		// finish rendering
 		SDL_RenderPresent(ren);
+		if(world.player.collected_coin)
+		{	
+			sdl_play_sound();
+			world.player.collected_coin=false;
+		}
 
 		// progress world simu 
 		world.sim(deltaTime);
diff --git a/music.wav b/music.wav
new file mode 100644
index 0000000..5a48762
Binary files /dev/null and b/music.wav differ
diff --git a/win.wav b/win.wav
new file mode 100644
index 0000000..aa5fb0f
Binary files /dev/null and b/win.wav differ
-- 
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