void CameraBuffer::execute(DataProvider& provider)
{
// get the input data
Id2DataPair inputMapper(INPUT);
provider.receiveInputData(inputMapper);
// try to get a free buffer
Data* buffer = 0;
try
{
buffer = m_buffers(0);
}
catch(Timeout&)
{
}
if(buffer)
{
// there was a free buffer
DataContainer bufferContainer(buffer);
// remember it in the recycling access
m_buffers.add(bufferContainer);
Id2DataPair outputMapper(OUTPUT, inputMapper.data());
Id2DataPair bufferMapper(BUFFER, bufferContainer);
Id2DataPair idMapper(INDEX, DataContainer(new UInt32(m_id)));
// send it to the output (together with the input image and the current index)
provider.sendOutputData(outputMapper && bufferMapper && idMapper);
}
// increase the index
++m_id;
}
void Send::execute(DataProvider& provider)
{
Id2DataPair inputMapper(INPUT);
provider.receiveInputData(inputMapper);
m_server->send(inputMapper.data());
}
void Add::execute(runtime::DataProvider& provider)
{
runtime::Id2DataPair inputMapper(INPUT);
provider.receiveInputData(inputMapper);
runtime::ReadAccess input(inputMapper.data());
unsigned int sum = (unsigned int)(input.get<runtime::UInt32>()) +
(unsigned int)(m_offset);
runtime::Data* result = new runtime::UInt32(sum);
runtime::DataContainer outContainer(result);
runtime::Id2DataPair output(OUTPUT, outContainer);
provider.sendOutputData(output);
}
void DebugDrawer::DrawTangents(const StaticMesh* subMesh)
{
if (!s_initialized && !Initialize())
{
NazaraError("Failed to initialize Debug Drawer");
return;
}
unsigned int tangentCount = subMesh->GetVertexCount();
unsigned int vertexCount = tangentCount*2;
if (s_vertexBuffer.GetVertexCount() < vertexCount)
{
NazaraError("Debug buffer not large enougth to draw object");
return;
}
BufferMapper<VertexBuffer> inputMapper(subMesh->GetVertexBuffer(), BufferAccess_ReadOnly);
BufferMapper<VertexBuffer> outputMapper(s_vertexBuffer, BufferAccess_DiscardAndWrite, 0, vertexCount);
MeshVertex* inputVertex = reinterpret_cast<MeshVertex*>(inputMapper.GetPointer());
VertexStruct_XYZ* outputVertex = reinterpret_cast<VertexStruct_XYZ*>(outputMapper.GetPointer());
for (unsigned int i = 0; i < tangentCount; ++i)
{
outputVertex->position = inputVertex->position;
outputVertex++;
outputVertex->position = inputVertex->position + inputVertex->tangent*0.01f;
outputVertex++;
inputVertex++;
}
inputMapper.Unmap();
outputMapper.Unmap();
if (vertexCount > 0)
{
Renderer::SetRenderStates(s_renderStates);
Renderer::SetShader(s_shader);
Renderer::SetVertexBuffer(&s_vertexBuffer);
s_shader->SendColor(s_colorLocation, s_primaryColor);
Renderer::DrawPrimitives(PrimitiveMode_LineList, 0, vertexCount);
}
}
