Implement filter function skeletons

1 files changed, 44 insertions, 0 deletions

diff --git a/OpenAL32/Include/alFilter.h b/OpenAL32/Include/alFilter.h
new file mode 100644
index 00000000..a223a5aa
--- /dev/null
+++ b/OpenAL32/Include/alFilter.h
@@ -0,0 +1,44 @@
+#ifndef _AL_FILTER_H_
+#define _AL_FILTER_H_
+
+#include "AL/al.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#define AL_FILTER_NULL       0x0000
+#define AL_FILTER_LOWPASS    0x0001
+#define AL_FILTER_HIGHPASS   0x0002
+#define AL_FILTER_BANDPASS   0x0003
+
+typedef struct ALfilter_struct
+{
+    // Filter type (AL_FILTER_NULL, ...)
+    ALenum type;
+
+    // Index to itself
+    ALuint filter;
+
+    struct ALfilter_struct *next;
+} ALfilter;
+
+AL_API ALvoid AL_APIENTRY alGenFilters(ALsizei n, ALuint *filters);
+AL_API ALvoid AL_APIENTRY alDeleteFilters(ALsizei n, ALuint *filters);
+AL_API ALboolean AL_APIENTRY alIsFilter(ALuint filter);
+
+AL_API ALvoid AL_APIENTRY alFilteri(ALuint filter, ALenum param, ALint iValue);
+AL_API ALvoid AL_APIENTRY alFilteriv(ALuint filter, ALenum param, ALint *piValues);
+AL_API ALvoid AL_APIENTRY alFilterf(ALuint filter, ALenum param, ALfloat flValue);
+AL_API ALvoid AL_APIENTRY alFilterfv(ALuint filter, ALenum param, ALfloat *pflValues);
+
+AL_API ALvoid AL_APIENTRY alGetFilteri(ALuint filter, ALenum param, ALint *piValue);
+AL_API ALvoid AL_APIENTRY alGetFilteriv(ALuint filter, ALenum param, ALint *piValues);
+AL_API ALvoid AL_APIENTRY alGetFilterf(ALuint filter, ALenum param, ALfloat *pflValue);
+AL_API ALvoid AL_APIENTRY alGetFilterfv(ALuint filter, ALenum param, ALfloat *pflValues);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif