Initial import

1 files changed, 677 insertions, 0 deletions

diff --git a/OpenAL32/alState.c b/OpenAL32/alState.c
new file mode 100644
index 00000000..06da8a88
--- /dev/null
+++ b/OpenAL32/alState.c
@@ -0,0 +1,677 @@
+/**
+ * OpenAL cross platform audio library
+ * Copyright (C) 1999-2000 by authors.
+ * This library is free software; you can redistribute it and/or
+ *  modify it under the terms of the GNU Library General Public
+ *  License as published by the Free Software Foundation; either
+ *  version 2 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ *  Library General Public License for more details.
+ *
+ * You should have received a copy of the GNU Library General Public
+ *  License along with this library; if not, write to the
+ *  Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ *  Boston, MA  02111-1307, USA.
+ * Or go to http://www.gnu.org/copyleft/lgpl.html
+ */
+
+#include <stdlib.h>
+#include "alMain.h"
+#include "AL/alc.h"
+#include "alError.h"
+#include "alState.h"
+
+static const ALchar alVendor[] = "OpenAL Community";
+static const ALchar alVersion[] = "1.1";
+static const ALchar alRenderer[] = "OpenAL Sample Implementation";
+
+// Error Messages
+static const ALchar alNoError[] = "No Error";
+static const ALchar alErrInvalidName[] = "Invalid Name";
+static const ALchar alErrInvalidEnum[] = "Invalid Enum";
+static const ALchar alErrInvalidValue[] = "Invalid Value";
+static const ALchar alErrInvalidOp[] = "Invalid Operation";
+static const ALchar alErrOutOfMemory[] = "Out of Memory";
+
+ALAPI ALvoid ALAPIENTRY alEnable(ALenum capability)
+{
+    ALCcontext *Context;
+
+    Context=alcGetCurrentContext();
+    if (Context)
+    {
+        SuspendContext(Context);
+
+        switch (capability)
+        {
+            default:
+                alSetError(AL_INVALID_ENUM);
+                break;
+        }
+
+        ProcessContext(Context);
+    }
+    else
+    {
+        // Invalid Context
+        alSetError(AL_INVALID_OPERATION);
+    }
+}
+
+ALAPI ALvoid ALAPIENTRY alDisable(ALenum capability)
+{
+    ALCcontext *Context;
+
+    Context=alcGetCurrentContext();
+    if (Context)
+    {
+        SuspendContext(Context);
+
+        switch (capability)
+        {
+            default:
+                alSetError(AL_INVALID_ENUM);
+                break;
+        }
+
+        ProcessContext(Context);
+    }
+    else
+    {
+        // Invalid Context
+        alSetError(AL_INVALID_OPERATION);
+    }
+}
+
+ALAPI ALboolean ALAPIENTRY alIsEnabled(ALenum capability)
+{
+    ALCcontext *Context;
+    ALboolean value=AL_FALSE;
+
+    Context=alcGetCurrentContext();
+    if (Context)
+    {
+        SuspendContext(Context);
+
+        switch (capability)
+        {
+            default:
+                alSetError(AL_INVALID_ENUM);
+                break;
+        }
+
+        ProcessContext(Context);
+    }
+    else
+    {
+        // Invalid Context
+        alSetError(AL_INVALID_OPERATION);
+    }
+
+    return value;
+}
+
+ALAPI ALboolean ALAPIENTRY alGetBoolean(ALenum pname)
+{
+    ALCcontext *Context;
+    ALboolean value=AL_FALSE;
+
+    Context=alcGetCurrentContext();
+    if (Context)
+    {
+        SuspendContext(Context);
+
+        switch (pname)
+        {
+            case AL_DOPPLER_FACTOR:
+                if (Context->DopplerFactor != 0.0f)
+                    value = AL_TRUE;
+                break;
+
+            case AL_DOPPLER_VELOCITY:
+                if (Context->DopplerVelocity != 0.0f)
+                    value = AL_TRUE;
+                break;
+
+            case AL_DISTANCE_MODEL:
+                if (Context->DistanceModel == AL_INVERSE_DISTANCE_CLAMPED)
+                    value = AL_TRUE;
+                break;
+
+            case AL_SPEED_OF_SOUND:
+                if (Context->flSpeedOfSound != 0.0f)
+                    value = AL_TRUE;
+                break;
+
+            default:
+                alSetError(AL_INVALID_ENUM);
+                break;
+        }
+
+        ProcessContext(Context);
+    }
+    else
+    {
+        // Invalid Context
+        alSetError(AL_INVALID_OPERATION);
+    }
+
+    return value;
+}
+
+ALAPI ALdouble ALAPIENTRY alGetDouble(ALenum pname)
+{
+    ALCcontext *Context;
+    ALdouble value = 0.0;
+
+    Context=alcGetCurrentContext();
+    if (Context)
+    {
+        SuspendContext(Context);
+
+        switch (pname)
+        {
+            case AL_DOPPLER_FACTOR:
+                value = (double)Context->DopplerFactor;
+                break;
+
+            case AL_DOPPLER_VELOCITY:
+                value = (double)Context->DopplerVelocity;
+                break;
+
+            case AL_DISTANCE_MODEL:
+                value = (double)Context->DistanceModel;
+                break;
+
+            case AL_SPEED_OF_SOUND:
+                value = (double)Context->flSpeedOfSound;
+                break;
+
+            default:
+                alSetError(AL_INVALID_ENUM);
+                break;
+        }
+
+        ProcessContext(Context);
+    }
+    else
+    {
+        // Invalid Context
+        alSetError(AL_INVALID_OPERATION);
+    }
+
+    return value;
+}
+
+ALAPI ALfloat ALAPIENTRY alGetFloat(ALenum pname)
+{
+    ALCcontext *Context;
+    ALfloat value = 0.0f;
+
+    Context=alcGetCurrentContext();
+    if (Context)
+    {
+        SuspendContext(Context);
+
+        switch (pname)
+        {
+            case AL_DOPPLER_FACTOR:
+                value = Context->DopplerFactor;
+                break;
+
+            case AL_DOPPLER_VELOCITY:
+                value = Context->DopplerVelocity;
+                break;
+
+            case AL_DISTANCE_MODEL:
+                value = (float)Context->DistanceModel;
+                break;
+
+            case AL_SPEED_OF_SOUND:
+                value = Context->flSpeedOfSound;
+                break;
+
+            default:
+                alSetError(AL_INVALID_ENUM);
+                break;
+        }
+
+        ProcessContext(Context);
+    }
+    else
+    {
+        // Invalid Context
+        alSetError(AL_INVALID_OPERATION);
+    }
+
+    return value;
+}
+
+ALAPI ALint ALAPIENTRY alGetInteger(ALenum pname)
+{
+    ALCcontext *Context;
+    ALint value = 0;
+
+    Context=alcGetCurrentContext();
+    if (Context)
+    {
+        SuspendContext(Context);
+
+        switch (pname)
+        {
+            case AL_DOPPLER_FACTOR:
+                value = (ALint)Context->DopplerFactor;
+                break;
+
+            case AL_DOPPLER_VELOCITY:
+                value = (ALint)Context->DopplerVelocity;
+                break;
+
+            case AL_DISTANCE_MODEL:
+                value = (ALint)Context->DistanceModel;
+                break;
+
+            case AL_SPEED_OF_SOUND:
+                value = (ALint)Context->flSpeedOfSound;
+                break;
+
+            default:
+                alSetError(AL_INVALID_ENUM);
+                break;
+        }
+
+        ProcessContext(Context);
+    }
+    else
+    {
+        // Invalid Context
+        alSetError(AL_INVALID_OPERATION);
+    }
+
+    return value;
+}
+
+ALAPI ALvoid ALAPIENTRY alGetBooleanv(ALenum pname,ALboolean *data)
+{
+    ALCcontext *Context;
+
+    Context=alcGetCurrentContext();
+    if (Context)
+    {
+        SuspendContext(Context);
+
+        if (data)
+        {
+            switch (pname)
+            {
+                case AL_DOPPLER_FACTOR:
+                    *data = (Context->DopplerFactor != 0.0f) ? AL_TRUE : AL_FALSE;
+                    break;
+
+                case AL_DOPPLER_VELOCITY:
+                    *data = (Context->DopplerVelocity != 0.0f) ? AL_TRUE : AL_FALSE;
+                    break;
+
+                case AL_DISTANCE_MODEL:
+                    *data = (Context->DistanceModel == AL_INVERSE_DISTANCE_CLAMPED) ? AL_TRUE : AL_FALSE;
+                    break;
+
+                case AL_SPEED_OF_SOUND:
+                    *data = (Context->flSpeedOfSound != 0.0f) ? AL_TRUE : AL_FALSE;
+                    break;
+
+                default:
+                    alSetError(AL_INVALID_ENUM);
+                    break;
+            }
+        }
+        else
+        {
+            // data is a NULL pointer
+            alSetError(AL_INVALID_VALUE);
+        }
+
+        ProcessContext(Context);
+    }
+    else
+    {
+        // Invalid Context
+        alSetError(AL_INVALID_OPERATION);
+    }
+
+    return;
+}
+
+ALAPI ALvoid ALAPIENTRY alGetDoublev(ALenum pname,ALdouble *data)
+{
+    ALCcontext *Context;
+
+    Context=alcGetCurrentContext();
+    if (Context)
+    {
+        SuspendContext(Context);
+
+        if (data)
+        {
+            switch (pname)
+            {
+                case AL_DOPPLER_FACTOR:
+                    *data = (double)Context->DopplerFactor;
+                    break;
+
+                case AL_DOPPLER_VELOCITY:
+                    *data = (double)Context->DopplerVelocity;
+                    break;
+
+                case AL_DISTANCE_MODEL:
+                    *data = (double)Context->DistanceModel;
+                    break;
+
+                case AL_SPEED_OF_SOUND:
+                    *data = (double)Context->flSpeedOfSound;
+                    break;
+
+                default:
+                    alSetError(AL_INVALID_ENUM);
+                    break;
+            }
+        }
+        else
+        {
+            // data is a NULL pointer
+            alSetError(AL_INVALID_VALUE);
+        }
+
+        ProcessContext(Context);
+    }
+    else
+    {
+        // Invalid Context
+        alSetError(AL_INVALID_OPERATION);
+    }
+
+    return;
+}
+
+ALAPI ALvoid ALAPIENTRY alGetFloatv(ALenum pname,ALfloat *data)
+{
+    ALCcontext *Context;
+
+    Context=alcGetCurrentContext();
+    if (Context)
+    {
+        SuspendContext(Context);
+
+        if (data)
+        {
+            switch (pname)
+            {
+                case AL_DOPPLER_FACTOR:
+                    *data = Context->DopplerFactor;
+                    break;
+
+                case AL_DOPPLER_VELOCITY:
+                    *data = Context->DopplerVelocity;
+                    break;
+
+                case AL_DISTANCE_MODEL:
+                    *data = (float)Context->DistanceModel;
+                    break;
+
+                case AL_SPEED_OF_SOUND:
+                    *data = Context->flSpeedOfSound;
+                    break;
+
+                default:
+                    alSetError(AL_INVALID_ENUM);
+                    break;
+            }
+        }
+        else
+        {
+            // data is a NULL pointer
+            alSetError(AL_INVALID_VALUE);
+        }
+
+        ProcessContext(Context);
+    }
+    else
+    {
+        // Invalid Context
+        alSetError(AL_INVALID_OPERATION);
+    }
+
+    return;
+}
+
+ALAPI ALvoid ALAPIENTRY alGetIntegerv(ALenum pname,ALint *data)
+{
+    ALCcontext *Context;
+
+    Context=alcGetCurrentContext();
+    if (Context)
+    {
+        SuspendContext(Context);
+
+        if (data)
+        {
+            switch (pname)
+            {
+                case AL_DOPPLER_FACTOR:
+                    *data = (ALint)Context->DopplerFactor;
+                    break;
+
+                case AL_DOPPLER_VELOCITY:
+                    *data = (ALint)Context->DopplerVelocity;
+                    break;
+
+                case AL_DISTANCE_MODEL:
+                    *data = (ALint)Context->DistanceModel;
+                    break;
+
+                case AL_SPEED_OF_SOUND:
+                    *data = (ALint)Context->flSpeedOfSound;
+                    break;
+
+                default:
+                    alSetError(AL_INVALID_ENUM);
+                    break;
+            }
+        }
+        else
+        {
+            // data is a NULL pointer
+            alSetError(AL_INVALID_VALUE);
+        }
+
+        ProcessContext(Context);
+    }
+    else
+    {
+        // Invalid Context
+        alSetError(AL_INVALID_OPERATION);
+    }
+
+    return;
+}
+
+ALAPI const ALchar* ALAPIENTRY alGetString(ALenum pname)
+{
+    const ALchar *value;
+    ALCcontext *pContext;
+
+    pContext = alcGetCurrentContext();
+    if(!pContext)
+    {
+        alSetError(AL_INVALID_OPERATION);
+        return NULL;
+    }
+
+    SuspendContext(pContext);
+
+    switch(pname)
+    {
+        case AL_VENDOR:
+            value=alVendor;
+            break;
+
+        case AL_VERSION:
+            value=alVersion;
+            break;
+
+        case AL_RENDERER:
+            value=alRenderer;
+            break;
+
+        case AL_EXTENSIONS:
+            value=pContext->ExtensionList;//alExtensions;
+            break;
+
+        case AL_NO_ERROR:
+            value=alNoError;
+            break;
+
+        case AL_INVALID_NAME:
+            value=alErrInvalidName;
+            break;
+
+        case AL_INVALID_ENUM:
+            value=alErrInvalidEnum;
+            break;
+
+        case AL_INVALID_VALUE:
+            value=alErrInvalidValue;
+            break;
+
+        case AL_INVALID_OPERATION:
+            value=alErrInvalidOp;
+            break;
+
+        case AL_OUT_OF_MEMORY:
+            value=alErrOutOfMemory;
+            break;
+
+        default:
+            value=NULL;
+            alSetError(AL_INVALID_ENUM);
+            break;
+    }
+
+    ProcessContext(pContext);
+
+    return value;
+}
+
+ALAPI ALvoid ALAPIENTRY alDopplerFactor(ALfloat value)
+{
+    ALCcontext *Context;
+
+    Context=alcGetCurrentContext();
+    if (Context)
+    {
+        SuspendContext(Context);
+
+        if (value>=0.0f)
+            Context->DopplerFactor = value;
+        else
+            alSetError(AL_INVALID_VALUE);
+
+        ProcessContext(Context);
+    }
+    else
+    {
+        // Invalid Context
+        alSetError(AL_INVALID_OPERATION);
+    }
+
+    return;
+}
+
+ALAPI ALvoid ALAPIENTRY alDopplerVelocity(ALfloat value)
+{
+    ALCcontext *Context;
+
+    Context=alcGetCurrentContext();
+    if (Context)
+    {
+        SuspendContext(Context);
+
+        if (value>0.0f)
+            Context->DopplerVelocity=value;
+        else
+            alSetError(AL_INVALID_VALUE);
+
+        ProcessContext(Context);
+    }
+    else
+    {
+        // Invalid Context
+        alSetError(AL_INVALID_OPERATION);
+    }
+
+    return;
+}
+
+ALAPI ALvoid ALAPIENTRY alSpeedOfSound(ALfloat flSpeedOfSound)
+{
+    ALCcontext *pContext;
+
+    pContext = alcGetCurrentContext();
+    if (pContext)
+    {
+        SuspendContext(pContext);
+
+        if (flSpeedOfSound > 0.0f)
+            pContext->flSpeedOfSound = flSpeedOfSound;
+        else
+            alSetError(AL_INVALID_VALUE);
+
+        ProcessContext(pContext);
+    }
+    else
+    {
+        alSetError(AL_INVALID_OPERATION);
+    }
+
+    return;
+}
+
+ALAPI ALvoid ALAPIENTRY alDistanceModel(ALenum value)
+{
+    ALCcontext *Context;
+
+    Context=alcGetCurrentContext();
+    if (Context)
+    {
+        SuspendContext(Context);
+
+        switch (value)
+        {
+            case AL_NONE:
+            case AL_INVERSE_DISTANCE:
+            case AL_INVERSE_DISTANCE_CLAMPED:
+            case AL_LINEAR_DISTANCE:
+            case AL_LINEAR_DISTANCE_CLAMPED:
+            case AL_EXPONENT_DISTANCE:
+            case AL_EXPONENT_DISTANCE_CLAMPED:
+                Context->DistanceModel = value;
+                break;
+
+            default:
+                alSetError(AL_INVALID_VALUE);
+                break;
+        }
+
+        ProcessContext(Context);
+    }
+    else
+    {
+        // Invalid Context
+        alSetError(AL_INVALID_OPERATION);
+    }
+
+    return;
+}