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sound system added

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load_textures() was changed to load_resources() and will now load all sounds in sfx/. playing via play_sound(char *name) (or the pointer variant). positional audio is not implemented yet.

and some other changes.
This commit is contained in:
laochailan 2011-04-02 12:14:37 +02:00
parent 0268449151
commit 88a77b3fb8
14 changed files with 366 additions and 10 deletions
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2
CMakeLists.txt
View file

@ -8,6 +8,8 @@ set(CMAKE_CFLAGS="--std=c99")
set(DATA_DIR "share/taisei")
install(DIRECTORY gfx DESTINATION ${DATA_DIR})
install(DIRECTORY sfx DESTINATION ${DATA_DIR})
# uninstall target
configure_file(
"${CMAKE_CURRENT_SOURCE_DIR}/cmake_uninstall.cmake.in"

78
FindALUT.cmake Normal file
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@ -0,0 +1,78 @@
# Locate ALUT
# This module defines XXX_FOUND, XXX_INCLUDE_DIRS and XXX_LIBRARIES standard variables
#
# $ALUTDIR is an environment variable that would
# correspond to the ./configure --prefix=$ALUTDIR
# used in building ALUT.
#
# Created by Sukender (Benoit Neil). Based on FindOpenAL.cmake module. (taken from osgaudio)
IF(ALUT_USE_AL_SUBDIR)
SET(ALUT_HEADER_NAMES "AL/alut.h")
SET(ALUT_HEADER_SUFFIXES include)
ELSE()
SET(ALUT_HEADER_NAMES "alut.h")
SET(ALUT_HEADER_SUFFIXES include/AL include/OpenAL include)
ENDIF()
SET(ALUT_SEARCH_PATHS
~/Library/Frameworks
/Library/Frameworks
/usr/local
/usr
/sw # Fink
/opt/local # DarwinPorts
/opt/csw # Blastwave
/opt
)
FIND_PATH(ALUT_INCLUDE_DIR NAMES ${ALUT_HEADER_NAMES}
HINTS
$ENV{ALUTDIR}
$ENV{ALUT_PATH}
PATH_SUFFIXES ${ALUT_HEADER_SUFFIXES}
PATHS ${ALUT_SEARCH_PATHS}
)
FIND_LIBRARY(ALUT_LIBRARY
NAMES alut libalut
HINTS
$ENV{ALUTDIR}
$ENV{ALUT_PATH}
PATH_SUFFIXES lib64 lib libs64 libs libs/Win32 libs/Win64 Release
PATHS ${ALUT_SEARCH_PATHS}
)
# First search for d-suffixed libs
FIND_LIBRARY(ALUT_LIBRARY_DEBUG
NAMES alutd libalutd
HINTS
$ENV{ALUTDIR}
$ENV{ALUT_PATH}
PATH_SUFFIXES lib64 lib libs64 libs libs/Win32 libs/Win64 Debug
PATHS ${ALUT_SEARCH_PATHS}
)
IF(NOT ALUT_LIBRARY_DEBUG)
# Then search for non suffixed libs if necessary, but only in debug dirs
FIND_LIBRARY(ALUT_LIBRARY_DEBUG
NAMES alut libalut
HINTS
$ENV{ALUTDIR}
$ENV{ALUT_PATH}
PATH_SUFFIXES Debug
PATHS ${ALUT_SEARCH_PATHS}
)
ENDIF()
IF(ALUT_LIBRARY)
IF(ALUT_LIBRARY_DEBUG)
SET(ALUT_LIBRARIES optimized "${ALUT_LIBRARY}" debug "${ALUT_LIBRARY_DEBUG}")
ELSE()
SET(ALUT_LIBRARIES "${ALUT_LIBRARY}") # Could add "general" keyword, but it is optional
ENDIF()
ENDIF()
# handle the QUIETLY and REQUIRED arguments and set XXX_FOUND to TRUE if all listed variables are TRUE
INCLUDE(FindPackageHandleStandardArgs)
FIND_PACKAGE_HANDLE_STANDARD_ARGS(ALUT DEFAULT_MSG ALUT_LIBRARIES ALUT_INCLUDE_DIR)

147
gfx/marisa.svg Normal file
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@ -0,0 +1,147 @@
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9
src/CMakeLists.txt
View file

@ -10,17 +10,22 @@ set(SRCs
poweritem.c
list.c
font.c
audio.c
stages/stage0.c)
set(CMAKE_MODULE_PATH ${CMAKE_MODULE_PATH} ${PROJECT_SOURCE_DIR})
find_package(SDL REQUIRED)
find_package(OpenGL REQUIRED)
find_package(OpenAL REQUIRED)
find_package(ALUT REQUIRED)
find_package(SDL_image REQUIRED)
find_package(SDL_ttf REQUIRED)
add_definitions(-DPREFIX="${CMAKE_INSTALL_PREFIX}")
include_directories(${SDL_INCLUDE_DIRS})
include_directories(${SDL_INCLUDE_DIRS} ${ALUT_INCLUDE_DIRS})
add_executable(taisei ${SRCs})
target_link_libraries(taisei ${SDL_LIBRARY} ${OPENGL_LIBRARY} ${SDLIMAGE_LIBRARY} ${SDLTTF_LIBRARY})
target_link_libraries(taisei ${SDL_LIBRARY} ${OPENGL_LIBRARY} ${SDLIMAGE_LIBRARY} ${SDLTTF_LIBRARY} ${OPENAL_LIBRARY} ${ALUT_LIBRARY})
install(TARGETS taisei RUNTIME DESTINATION bin)

71
src/audio.c Normal file
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@ -0,0 +1,71 @@
/*
* This software is licensed under the terms of the MIT-License
* See COPYING for further information.
* ---
* Copyright (C) 2011, Lukas Weber <laochailan@web.de>
*/
#include "audio.h"
#include "global.h"
Sound *load_sound(char *filename) {
ALuint sound;
if(!(sound = alutCreateBufferFromFile(filename)))
errx(-1,"load_sound():\n!- cannot load '%s': %s", filename, alutGetErrorString(alutGetError()));
Sound *snd = create_element((void **)&global.sounds, sizeof(Sound));
snd->alsnd = sound;
char *beg = strstr(filename, "sfx/") + 4;
char *end = strrchr(filename, '.');
snd->name = malloc(end - beg + 1);
memset(snd->name, 0, end-beg + 1);
strncpy(snd->name, beg, end-beg);
printf("-- loaded '%s' as '%s'\n", filename, snd->name);
return snd;
}
Sound *get_snd(char *name) {
Sound *s, *res = NULL;
for(s = global.sounds; s; s = s->next) {
if(strcmp(s->name, name) == 0)
res = s;
}
if(res == NULL)
errx(-1,"get_snd():\n!- cannot load sound '%s'", name);
return res;
}
void play_sound(char *name) {
play_sound_p(get_snd(name));
}
void play_sound_p(Sound *snd) {
ALuint i,res = -1;
ALint play;
for(i = 0; i < SNDSRC_COUNT; i++) {
alGetSourcei(global.sndsrc[i],AL_SOURCE_STATE,&play);
if(play != AL_PLAYING) {
res = i;
break;
}
}
if(res != -1) {
alSourcei(global.sndsrc[res],AL_BUFFER, snd->alsnd);
alSourcePlay(global.sndsrc[res]);
} else {
fprintf(stderr,"play_sound_p():\n!- not enough sources");
}
}
void delete_sounds() {
delete_all_elements((void **)&global.sounds);
}

30
src/audio.h Normal file
View file

@ -0,0 +1,30 @@
/*
* This software is licensed under the terms of the MIT-License
* See COPYING for further information.
* ---
* Copyright (C) 2011, Lukas Weber <laochailan@web.de>
*/
#ifndef AUDIO_H
#define AUDIO_H
#include <AL/alut.h>
struct Sound;
typedef struct Sound {
struct Sound *next;
struct Sound *prev;
ALuint alsnd;
char *name;
} Sound;
Sound *load_sound(char *filename);
void play_sound(char *name);
void play_sound_p(Sound *snd);
Sound *get_snd(char *name);
void delete_sounds();
#endif

4
src/global.c
View file

@ -27,7 +27,9 @@ void init_global() {
global.lasttime = 0;
load_textures();
alGenSources(SNDSRC_COUNT, global.sndsrc);
load_resources();
init_fonts();
}

6
src/global.h
View file

@ -13,6 +13,7 @@
#include "projectile.h"
#include "fairy.h"
#include "poweritem.h"
#include "audio.h"
enum {
RESX = 800,
@ -28,6 +29,8 @@ enum {
POINT_OF_COLLECT = VIEWPORT_H/4,
SNDSRC_COUNT = 30,
FPS = 60
};
@ -43,6 +46,9 @@ typedef struct {
Texture *textures;
Animation *animations;
Sound *sounds;
ALuint sndsrc[SNDSRC_COUNT];
int game_over;

5
src/main.c
View file

@ -43,6 +43,7 @@ void shutdown() {
delete_textures();
delete_animations();
alutExit();
SDL_FreeSurface(display);
SDL_Quit();
}
@ -57,9 +58,11 @@ int main(int argc, char** argv) {
errx(-1, "Error opening screen: %s", SDL_GetError());
init_gl();
if(!alutInit(&argc, argv))
errx(-1, "Error initializing audio: %s", alutGetErrorString(alutGetError()));
init_global();
stage0_loop();
atexit(shutdown);
shutdown();
}

5
src/player.c
View file

@ -86,8 +86,6 @@ void player_logic(Player* plr) {
create_projectile("youmu", plr->pos - 10 - I*20, ((Color){1,1,1}), linear, I*-20*cexp(I*a))->type = PlrProj;
}
}
// if(global.frames - abs(plr->recovery) >= 0)
if(plr->focus < 0 || (plr->focus > 0 && plr->focus < 30))
plr->focus++;
@ -99,6 +97,9 @@ void plr_bomb(Player *plr) {
for(f = global.fairies; f; f = f->next)
f->hp = 0;
free_projectiles();
play_sound("laser1");
plr->bombs--;
plr->recovery = global.frames + 200;
}

1
src/poweritem.c
View file

@ -58,6 +58,7 @@ void process_poweritems() {
v = collision(poweritem);
if(v == 1) {
global.plr.power += 0.1;
play_sound("item_generic");
}
if(v == 1 || creal(poweritem->pos) < -9 || creal(poweritem->pos) > VIEWPORT_W + 9
|| cimag(poweritem->pos) > VIEWPORT_H + 8 ) {

1
src/projectile.c
View file

@ -62,6 +62,7 @@ int test_collision(Projectile *p) {
while(f != NULL) {
if(cabs(f->pos - p->pos) < 15) {
f->hp--;
play_sound("hit");
return 2;
}
f = f->next;

1
src/stages/stage0.c
View file

@ -101,6 +101,7 @@ void stage0_events() {
// create_fairy(VIEWPORT_W-1, 10, -1, 180, 3, simpleFairy);
// create_fairy(VIEWPORT_W-1, 200, -1, 180, 3, simpleFairy);
create_projectile("ball", VIEWPORT_W/2, ((Color) {0,0,1}), linear, 2*I);
play_sound("shot_special1");
}
}

16
src/texture.c
View file

@ -10,7 +10,7 @@
#include <dirent.h>
#include <sys/types.h>
#include <sys/stat.h>
#include "audio.h"
void recurse_dir(char *path) {
DIR *dir = opendir(path);
@ -33,16 +33,24 @@ void recurse_dir(char *path) {
init_animation(buf);
else
load_texture(buf);
} else if(strcmp(dp->d_name + strlen(dp->d_name)-4, ".wav") == 0) {
load_sound(buf);
}
}
}
void load_textures() {
printf("load_textures():\n");
void load_resources() {
printf("load_resources():\n");
char *path = malloc(sizeof(FILE_PREFIX)+4);
printf("- textures:\n");
strcpy(path, FILE_PREFIX);
strncat(path, "gfx", sizeof(FILE_PREFIX)+4);
recurse_dir(path);
printf("- sounds:\n");
strcpy(path, FILE_PREFIX);
strncat(path, "sfx", sizeof(FILE_PREFIX)+4);
recurse_dir(path);
}