added dependencies and build files (loosely inspired by Sebastian Dorda's love-native-android)

2026-08-21 05:00:22 +02:00 · 2013-12-05 17:58:37 +01:00
parent 9604528a96
commit 95a086a47f
3700 changed files with 1691119 additions and 0 deletions
@@ -0,0 +1,142 @@
+#ifndef _AL_SOURCE_H_
+#define _AL_SOURCE_H_
+
+#define MAX_SENDS                 4
+
+#include "alFilter.h"
+#include "alu.h"
+#include "AL/al.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#define SRC_HISTORY_BITS   (6)
+#define SRC_HISTORY_LENGTH (1<<SRC_HISTORY_BITS)
+#define SRC_HISTORY_MASK   (SRC_HISTORY_LENGTH-1)
+
+extern enum Resampler DefaultResampler;
+
+extern const ALsizei ResamplerPadding[RESAMPLER_MAX];
+extern const ALsizei ResamplerPrePadding[RESAMPLER_MAX];
+
+
+typedef struct ALbufferlistitem
+{
+    struct ALbuffer         *buffer;
+    struct ALbufferlistitem *next;
+    struct ALbufferlistitem *prev;
+} ALbufferlistitem;
+
+typedef struct ALsource
+{
+    volatile ALfloat   flPitch;
+    volatile ALfloat   flGain;
+    volatile ALfloat   flOuterGain;
+    volatile ALfloat   flMinGain;
+    volatile ALfloat   flMaxGain;
+    volatile ALfloat   flInnerAngle;
+    volatile ALfloat   flOuterAngle;
+    volatile ALfloat   flRefDistance;
+    volatile ALfloat   flMaxDistance;
+    volatile ALfloat   flRollOffFactor;
+    volatile ALfloat   vPosition[3];
+    volatile ALfloat   vVelocity[3];
+    volatile ALfloat   vOrientation[3];
+    volatile ALboolean bHeadRelative;
+    volatile ALboolean bLooping;
+    volatile enum DistanceModel DistanceModel;
+    volatile ALboolean VirtualChannels;
+
+    enum Resampler Resampler;
+
+    volatile ALenum state;
+    ALenum new_state;
+    ALuint position;
+    ALuint position_fraction;
+
+    ALbufferlistitem *queue; // Linked list of buffers in queue
+    ALuint BuffersInQueue;   // Number of buffers in queue
+    ALuint BuffersPlayed;    // Number of buffers played on this loop
+
+    ALfloat DirectGain;
+    ALfloat DirectGainHF;
+
+    struct {
+        struct ALeffectslot *Slot;
+        ALfloat WetGain;
+        ALfloat WetGainHF;
+    } Send[MAX_SENDS];
+
+    volatile ALboolean DryGainHFAuto;
+    volatile ALboolean WetGainAuto;
+    volatile ALboolean WetGainHFAuto;
+    volatile ALfloat   OuterGainHF;
+
+    volatile ALfloat AirAbsorptionFactor;
+    volatile ALfloat RoomRolloffFactor;
+    volatile ALfloat DopplerFactor;
+
+    ALint lOffset;
+    ALint lOffsetType;
+
+    // Source Type (Static, Streaming, or Undetermined)
+    volatile ALint lSourceType;
+
+    ALuint NumChannels;
+    ALuint SampleSize;
+
+    /* HRTF info */
+    ALboolean HrtfMoving;
+    ALuint HrtfCounter;
+    ALfloat HrtfHistory[MAXCHANNELS][SRC_HISTORY_LENGTH];
+    ALfloat HrtfValues[MAXCHANNELS][HRIR_LENGTH][2];
+    ALuint HrtfOffset;
+
+    /* Current target parameters used for mixing */
+    struct {
+        MixerFunc DoMix;
+
+        ALint Step;
+
+        ALfloat HrtfGain;
+        ALfloat HrtfDir[3];
+        ALfloat HrtfCoeffs[MAXCHANNELS][HRIR_LENGTH][2];
+        ALuint HrtfDelay[MAXCHANNELS][2];
+        ALfloat HrtfCoeffStep[HRIR_LENGTH][2];
+        ALint HrtfDelayStep[2];
+
+        /* A mixing matrix. First subscript is the channel number of the input
+         * data (regardless of channel configuration) and the second is the
+         * channel target (eg. FRONT_LEFT) */
+        ALfloat DryGains[MAXCHANNELS][MAXCHANNELS];
+
+        FILTER iirFilter;
+        ALfloat history[MAXCHANNELS*2];
+
+        struct {
+            struct ALeffectslot *Slot;
+            ALfloat WetGain;
+            FILTER iirFilter;
+            ALfloat history[MAXCHANNELS];
+        } Send[MAX_SENDS];
+    } Params;
+    volatile ALenum NeedsUpdate;
+
+    ALvoid (*Update)(struct ALsource *self, const ALCcontext *context);
+
+    // Index to itself
+    ALuint source;
+} ALsource;
+#define ALsource_Update(s,a)                 ((s)->Update(s,a))
+
+ALvoid SetSourceState(ALsource *Source, ALCcontext *Context, ALenum state);
+ALboolean ApplyOffset(ALsource *Source);
+
+ALvoid ReleaseALSources(ALCcontext *Context);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif