From bad5c07f7f5e4132e48f9b3390964975771014a6 Mon Sep 17 00:00:00 2001
From: Sebastian Krzyszkowiak <dos@dosowisko.net>
Date: Fri, 2 Mar 2012 17:47:02 +0100
Subject: [PATCH] pause music on pause :D

---
 TODO        |  2 ++
 src/level.c | 14 +++++++++++++-
 src/main.h  |  2 ++
 src/pause.c |  2 ++
 4 files changed, 19 insertions(+), 1 deletion(-)

diff --git a/TODO b/TODO
index adfc8ec..490f700 100644
--- a/TODO
+++ b/TODO
@@ -1,6 +1,8 @@
 - check if every gamestate is stable on every platform
 - moar documentation
+- rewrite music handling into mixers
 - control settings
 - video settings
+- rewrite config handling to allegro
 
 - playable levels :D
diff --git a/src/level.c b/src/level.c
index c3d8d93..7ee6fe3 100644
--- a/src/level.c
+++ b/src/level.c
@@ -8,6 +8,10 @@
 #include "level.h"
 
 void Level_Draw(struct Game *game) {
+	if (!al_get_sample_instance_playing(game->level.music) && (game->loadstate==GAMESTATE_LEVEL)) { 
+		al_set_sample_instance_playing(game->level.music, true);
+		al_set_sample_instance_position(game->level.music, game->level.music_pos);
+	}
 	al_set_target_bitmap(game->level.derpy);
 	al_clear_to_color(al_map_rgba(0,0,0,0));
 	al_draw_bitmap_region(game->level.derpy_walkcycle,al_get_bitmap_width(game->level.derpy)*(game->level.derpy_frame%6),al_get_bitmap_height(game->level.derpy)*(game->level.derpy_frame/6),al_get_bitmap_width(game->level.derpy), al_get_bitmap_height(game->level.derpy),0,0,0);
@@ -36,7 +40,8 @@ void Level_Draw(struct Game *game) {
 }
 
 void Level_Load(struct Game *game) {
-	if (game->music) al_play_sample(game->level.sample, 0.75, 0.0, 1.0, ALLEGRO_PLAYMODE_LOOP, NULL);
+	if (game->music) al_play_sample_instance(game->level.music);
+	//al_play_sample(game->level.sample, 0.75, 0.0, 1.0, ALLEGRO_PLAYMODE_LOOP, NULL);
 	ALLEGRO_EVENT ev;
 	int fadeloop;
 	for(fadeloop=0; fadeloop<256; fadeloop+=tps(game, 600)){
@@ -55,6 +60,8 @@ int Level_Keydown(struct Game *game, ALLEGRO_EVENT *ev) {
 		game->loadstate = GAMESTATE_MENU;
 		LoadGameState(game);
 	} else if (ev->keyboard.keycode==ALLEGRO_KEY_P) {
+		game->level.music_pos = al_get_sample_instance_position(game->level.music);
+		al_set_sample_instance_playing(game->level.music, false);
 		game->gamestate = GAMESTATE_PAUSE;
 		game->loadstate = GAMESTATE_LEVEL;
 		Pause_Load(game);
@@ -77,6 +84,11 @@ void Level_Preload(struct Game *game) {
 		fprintf(stderr, "Audio clip sample not loaded!\n" );
 		exit(-1);
 	}
+	
+	game->level.music = al_create_sample_instance(game->level.sample);
+	al_attach_sample_instance_to_mixer(game->level.music, al_get_default_mixer());
+	al_set_sample_instance_playmode(game->level.music, ALLEGRO_PLAYMODE_LOOP);
+
 	game->level.derpy = al_create_bitmap(al_get_display_width(game->display)*0.1953125, al_get_display_height(game->display)*0.25);
 	//game->level.derpytmp = al_create_bitmap(500, 400);
 	
diff --git a/src/main.h b/src/main.h
index a966e05..e3a7c74 100644
--- a/src/main.h
+++ b/src/main.h
@@ -32,6 +32,8 @@ struct Level {
 	ALLEGRO_BITMAP *derpy_walkcycle; /*!< Derpy walk cycle spritesheet. */
 	ALLEGRO_BITMAP *derpy; /*!< Derpy sprite. */
 	ALLEGRO_SAMPLE *sample; /*!< Sample with background music. */
+	ALLEGRO_SAMPLE_INSTANCE *music; /*!< Sample instance with background music. */
+	unsigned int music_pos; /*!< Position of sample instance. Used when pausing game. */
 	int current_level; /*!< Level number. */
 	int derpy_frame; /*!< Current frame of Derpy animation. */ 
 	int derpy_frame_tmp; /*!< Counter used to slow down Derpy animation. */
diff --git a/src/pause.c b/src/pause.c
index c80d2a0..c03e829 100644
--- a/src/pause.c
+++ b/src/pause.c
@@ -15,7 +15,9 @@ int Pause_Keydown(struct Game *game, ALLEGRO_EVENT *ev) {
 
 void Pause_Load(struct Game* game) {
 	game->gamestate=game->loadstate;
+	game->loadstate=GAMESTATE_PAUSE;
 	DrawGameState(game);
+	game->loadstate=game->gamestate;
 	game->gamestate=GAMESTATE_PAUSE;
 	ALLEGRO_BITMAP *fade = al_create_bitmap(al_get_display_width(game->display), al_get_display_height(game->display));
 	al_set_target_bitmap(fade);