AudioSystem::AudioSystem(LinearAllocator& alloc)
: m_device(nullptr)
, m_context(nullptr)
, m_sounds()
, m_channelPool()
, m_channels()
, m_masterVolume(1.0f)
, m_muted(false)
{
m_device = alcOpenDevice(nullptr);
AL_CHECK;
if (m_device == nullptr)
{
log::Error("Could not open audio device.");
return;
}
m_context = alcCreateContext(m_device, nullptr);
AL_CHECK;
if (m_context == nullptr)
{
log::Error("Could not create audio context.");
return;
}
alcMakeContextCurrent(m_context);
AL_CHECK;
const size_t_32 allocSize = 1024;
m_sounds.SetMemory(alloc.Allocate(allocSize, alignof(Sound)), allocSize);
const size_t_32 channelPoolSize = GetArraySize<Channel>(MAX_CHANNELS);
m_channelPool.SetMemory(alloc.AllocateArray<Channel>(MAX_CHANNELS), channelPoolSize);
for (size_t_32 i = 0; i < MAX_CHANNELS; i++)
{
m_channels[i] = m_channelPool.Obtain();
}
SetMasterVolume(m_masterVolume);
alListener3f(AL_POSITION, 0.0f, 0.0f, -2.0f);
AL_CHECK;
}
void InitializeGeometry()
{
OBJResource<Vertex4> resource ("Models\\Sphere.obj");
mMeshLibrary.LoadMesh(&mCubeMesh, mRenderer, resource);
SampleVertex qVertices[4];
qVertices[0].mPosition = { -1.0f, 1.0f, 0.0f };
qVertices[0].mUV = { 0.0f, 0.0f};
qVertices[1].mPosition = { 1.0f, 1.0f, 0.0f };
qVertices[1].mUV = { 1.0f, 0.0f};
qVertices[2].mPosition = { 1.0f, -1.0f, 0.0f };
qVertices[2].mUV = { 1.0f, 1.0f };
qVertices[3].mPosition = { -1.0f, -1.0f, 0.0f };
qVertices[3].mUV = { 0.0f, 1.0f};
uint16_t qIndices[6];
qIndices[0] = 0;
qIndices[1] = 1;
qIndices[2] = 2;
qIndices[3] = 2;
qIndices[4] = 3;
qIndices[5] = 0;
mMeshLibrary.NewMesh(&mQuadMesh, mRenderer);
mRenderer->VSetStaticMeshVertexBuffer(mQuadMesh, qVertices, sizeof(SampleVertex) * 4, sizeof(SampleVertex));
mRenderer->VSetStaticMeshIndexBuffer(mQuadMesh, qIndices, 6);
mSphereColliders = reinterpret_cast<SphereCollider*>(mAllocator.Allocate(sizeof(SphereCollider) * NODE_COUNT, alignof(SphereCollider), 0));
for (int i = 0; i < NODE_COUNT; i++) {
mSceneNodes[i].mTransform.SetPosition((float)(rand() % 10) - 5.0f, (float)(rand() % 10) - 5.0f, (float)(rand() % 5));
mSceneNodes[i].mColor = { SATURATE_RANDOM, SATURATE_RANDOM, SATURATE_RANDOM, 1.0f };
mSceneNodes[i].mMesh = mCubeMesh;
mSceneNodes[i].mCollider = &mSphereColliders[i];
mSceneNodes[i].mCollider->origin = mSceneNodes[i].mTransform.GetPosition();
mSceneNodes[i].mCollider->radius = 0.5f;
}
mCamera.SetPosition( 0.0f, 0.0, -10.0f );
}