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Make some listener properties volatile

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This commit is contained in:
Chris Robinson
2011-09-11 01:26:09 -07:00
parent 1075cce7b3
commit ccd8cbc2a9
2 changed files with 15 additions and 9 deletions
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Alc/ALu.c
+11 -5
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@@ -378,9 +378,11 @@ ALvoid CalcSourceParams(ALsource *ALSource, const ALCcontext *ALContext)
Frequency = Device->Frequency;
//Get listener properties
ListenerGain = ALContext->Listener.Gain;
MetersPerUnit = ALContext->Listener.MetersPerUnit;
memcpy(ListenerVel, ALContext->Listener.Velocity, sizeof(ALContext->Listener.Velocity));
ListenerGain = ALContext->Listener.Gain;
MetersPerUnit = ALContext->Listener.MetersPerUnit;
ListenerVel[0] = ALContext->Listener.Velocity[0];
ListenerVel[1] = ALContext->Listener.Velocity[1];
ListenerVel[2] = ALContext->Listener.Velocity[2];
//Get source properties
SourceVolume = ALSource->flGain;
@@ -452,9 +454,13 @@ ALvoid CalcSourceParams(ALsource *ALSource, const ALCcontext *ALContext)
ALfloat Matrix[4][4];
// Build transform matrix
memcpy(N, ALContext->Listener.Forward, sizeof(N)); // At-vector
N[0] = ALContext->Listener.Forward[0]; // At-vector
N[1] = ALContext->Listener.Forward[1];
N[2] = ALContext->Listener.Forward[2];
aluNormalize(N); // Normalized At-vector
memcpy(V, ALContext->Listener.Up, sizeof(V)); // Up-vector
V[0] = ALContext->Listener.Up[0]; // Up-vector
V[1] = ALContext->Listener.Up[1];
V[2] = ALContext->Listener.Up[2];
aluNormalize(V); // Normalized Up-vector
aluCrossproduct(N, V, U); // Right-vector
aluNormalize(U); // Normalized Right-vector
OpenAL32/Include/alListener.h
+4 -4
View File
@@ -9,10 +9,10 @@ extern "C" {
typedef struct ALlistener_struct
{
ALfloat Position[3];
ALfloat Velocity[3];
ALfloat Forward[3];
ALfloat Up[3];
volatile ALfloat Position[3];
volatile ALfloat Velocity[3];
volatile ALfloat Forward[3];
volatile ALfloat Up[3];
volatile ALfloat Gain;
volatile ALfloat MetersPerUnit;
} ALlistener;