16 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA |
16 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA |
17 */ |
17 */ |
18 |
18 |
19 #include "wrappers.h" |
19 #include "wrappers.h" |
20 |
20 |
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21 |
21 #ifdef __CPLUSPLUS |
22 #ifdef __CPLUSPLUS |
22 extern "C" { |
23 extern "C" { |
23 #endif |
24 #endif |
24 |
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25 extern ALint *Sources; |
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26 |
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27 void *Malloc (size_t nbytes) { |
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28 void *aptr; |
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29 |
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30 if ((aptr = malloc(nbytes)) == NULL) { |
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31 fprintf(stderr, "ERROR 'malloc()': not enough memory\n"); |
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32 exit(-1); |
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33 } |
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34 return aptr; |
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35 } |
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36 |
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37 |
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38 void *Realloc (void *aptr, size_t nbytes) { |
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39 aptr = realloc(aptr, nbytes); |
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40 |
25 |
41 if (aptr == NULL) { |
26 extern ALint *Sources; |
42 fprintf(stderr, "ERROR 'realloc()': not enough memory\n"); |
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43 free(aptr); |
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44 exit(-1); |
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45 } |
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46 return aptr; |
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47 } |
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48 |
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49 |
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50 FILE *Fopen (const char *fname, char *mode) { |
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51 FILE *fp; |
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52 if ((fp=fopen(fname,mode)) == NULL) |
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53 fprintf (stderr, "ERROR 'fopen()': can't open file %s in mode '%s'\n", fname, mode); |
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54 return fp; |
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55 } |
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56 |
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57 /*TODO make a proper error reporting routine*/ |
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58 ALint AlGetError (const char *str) { |
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59 ALenum error; |
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60 |
27 |
61 error = alGetError(); |
28 void *Malloc (size_t nbytes) { |
62 if (error != AL_NO_ERROR) { |
29 void *aptr; |
63 fprintf(stderr, str, error); |
30 |
64 return -2; |
31 if ((aptr = malloc(nbytes)) == NULL) |
65 } else |
32 err_dump("(%s) FATAL - not enough memory"); |
66 return AL_TRUE; |
33 |
67 } |
34 return aptr; |
68 |
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69 ALint AlGetError2 (const char *str, int num) { |
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70 ALenum error; |
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71 |
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72 error = alGetError(); |
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73 if (error != AL_NO_ERROR) { |
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74 fprintf(stderr, str, error, num); |
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75 return -2; |
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76 } else |
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77 return AL_TRUE; |
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78 } |
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79 |
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80 void *helper_fadein(void *tmp) { |
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81 ALfloat gain; |
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82 ALfloat target_gain; |
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83 fade_t *fade; |
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84 uint32_t index; |
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85 uint16_t quantity; |
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86 |
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87 fade = tmp; |
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88 index = fade->index; |
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89 quantity = fade->quantity; |
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90 free (fade); |
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91 |
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92 #ifdef DEBUG |
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93 fprintf(stderr, "Fade-in: index %d quantity %d\n", index, quantity); |
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94 #endif |
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95 |
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96 /*save the volume desired after the fade*/ |
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97 alGetSourcef(Sources[index], AL_GAIN, &target_gain); |
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98 if (target_gain > 1.0f || target_gain <= 0.0f) |
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99 target_gain = 1.0f; |
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100 |
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101 alSourcePlay(Sources[index]); |
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102 |
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103 for (gain = 0.0f ; gain <= target_gain; gain += (float) quantity/10000) { |
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104 #ifdef DEBUG |
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105 fprintf(stderr, "Fade-in: set gain to: %f\n", gain); |
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106 #endif |
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107 alSourcef(Sources[index], AL_GAIN, gain); |
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108 usleep(10000); |
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109 } |
35 } |
110 |
36 |
111 AlGetError("ERROR %d in 'helper_fadein()': Setting fade in volume\n"); |
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112 |
37 |
113 #ifndef _WIN32 |
38 void *Realloc (void *aptr, size_t nbytes) { |
114 pthread_exit(NULL); |
39 aptr = realloc(aptr, nbytes); |
115 #else |
40 |
116 _endthread(); |
41 if (aptr == NULL) |
117 #endif |
42 err_dump("(%s) FATAL - not enough memory"); |
118 return 0; |
43 |
119 } |
44 return aptr; |
120 |
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121 void *helper_fadeout(void *tmp) { |
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122 ALfloat gain; |
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123 ALfloat old_gain; |
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124 fade_t *fade; |
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125 uint32_t index; |
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126 uint16_t quantity; |
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127 |
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128 fade = tmp; |
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129 index = fade->index; |
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130 quantity = fade->quantity; |
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131 free(fade); |
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132 |
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133 #ifdef DEBUG |
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134 fprintf(stderr, "Fade-out: index %d quantity %d\n", index, quantity); |
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135 #endif |
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136 |
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137 alGetSourcef(Sources[index], AL_GAIN, &old_gain); |
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138 |
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139 for (gain = old_gain; gain >= 0.00f; gain -= (float) quantity/10000) { |
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140 #ifdef DEBUG |
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141 fprintf(stderr, "Fade-out: Set gain to %f\n", gain); |
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142 #endif |
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143 alSourcef(Sources[index], AL_GAIN, gain); |
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144 usleep(10000); |
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145 } |
45 } |
146 |
46 |
147 AlGetError("ERROR %d in 'helper_fadeout()': Setting fade out volume\n"); |
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148 |
47 |
149 /*stop that sound and reset its volume*/ |
48 FILE *Fopen (const char *fname, char *mode) { |
150 alSourceStop (Sources[index]); |
49 FILE *fp; |
151 alSourcef (Sources[index], AL_GAIN, old_gain); |
50 |
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51 fp = fopen(fname,mode); |
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52 if (fp == NULL) |
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53 err_ret("(%s) ERROR - can't open file %s in mode '%s'", prog, fname, mode); |
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54 return fp; |
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55 } |
152 |
56 |
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57 /*TODO make a proper error reporting routine*/ |
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58 ALint AlGetError (const char *str) { |
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59 ALenum error; |
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60 |
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61 error = alGetError(); |
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62 if (error != AL_NO_ERROR) { |
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63 err_msg(str, prog); |
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64 return error; |
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65 } else |
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66 return AL_TRUE; |
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67 } |
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68 |
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69 ALint AlGetError2 (const char *str, int num) { |
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70 ALenum error; |
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71 |
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72 error = alGetError(); |
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73 if (error != AL_NO_ERROR) { |
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74 fprintf(stderr, str, error, num); |
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75 return -2; |
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76 } else |
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77 return AL_TRUE; |
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78 } |
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79 |
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80 void *helper_fadein(void *tmp) { |
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81 ALfloat gain; |
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82 ALfloat target_gain; |
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83 fade_t *fade; |
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84 uint32_t index; |
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85 uint16_t quantity; |
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86 |
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87 fade = tmp; |
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88 index = fade->index; |
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89 quantity = fade->quantity; |
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90 free (fade); |
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91 |
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92 #ifdef DEBUG |
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93 err_msg("(%s) INFO - Fade-in in progress [index %d quantity %d]", prog, index, quantity); |
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94 #endif |
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95 |
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96 /*save the volume desired after the fade*/ |
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97 alGetSourcef(Sources[index], AL_GAIN, &target_gain); |
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98 if (target_gain > 1.0f || target_gain <= 0.0f) |
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99 target_gain = 1.0f; |
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100 |
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101 alSourcePlay(Sources[index]); |
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102 |
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103 for (gain = 0.0f ; gain <= target_gain; gain += (float) quantity/10000) { |
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104 #ifdef TRACE |
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105 err_msg("(%s) DEBUG - Fade-in set gain to %f", gain); |
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106 #endif |
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107 alSourcef(Sources[index], AL_GAIN, gain); |
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108 usleep(10000); |
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109 } |
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110 |
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111 AlGetError("(%s) WARN - Failed to set fade-in volume level"); |
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112 |
153 #ifndef _WIN32 |
113 #ifndef _WIN32 |
154 pthread_exit(NULL); |
114 pthread_exit(NULL); |
155 #else |
115 #else |
156 _endthread(); |
116 _endthread(); |
157 #endif |
117 #endif |
158 return 0; |
118 return 0; |
159 } |
119 } |
160 |
120 |
161 |
121 void *helper_fadeout(void *tmp) { |
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122 ALfloat gain; |
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123 ALfloat old_gain; |
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124 fade_t *fade; |
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125 uint32_t index; |
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126 uint16_t quantity; |
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127 |
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128 fade = tmp; |
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129 index = fade->index; |
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130 quantity = fade->quantity; |
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131 free(fade); |
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132 |
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133 #ifdef DEBUG |
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134 err_msg("(%s) INFO - Fade-out in progress [index %d quantity %d]", prog, index, quantity); |
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135 #endif |
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136 |
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137 alGetSourcef(Sources[index], AL_GAIN, &old_gain); |
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138 |
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139 for (gain = old_gain; gain >= 0.00f; gain -= (float) quantity/10000) { |
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140 #ifdef TRACE |
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141 err_msg("(%s) DEBUG - Fade-out set gain to %f", gain); |
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142 #endif |
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143 alSourcef(Sources[index], AL_GAIN, gain); |
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144 usleep(10000); |
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145 } |
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146 |
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147 AlGetError("(%s) WARN - Failed to set fade-out volume level"); |
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148 |
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149 /*stop that sound and reset its volume*/ |
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150 alSourceStop (Sources[index]); |
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151 alSourcef (Sources[index], AL_GAIN, old_gain); |
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152 |
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153 #ifndef _WIN32 |
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154 pthread_exit(NULL); |
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155 #else |
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156 _endthread(); |
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157 #endif |
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158 return 0; |
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159 } |
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160 |
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161 |
162 #ifdef __CPLUSPLUS |
162 #ifdef __CPLUSPLUS |
163 } |
163 } |
164 #endif |
164 #endif |