MayaFlux 0.3.0
Digital-First Multimedia Processing Framework
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◆ PointCollectionNode() [1/2]

MayaFlux::Nodes::GpuSync::PointCollectionNode::PointCollectionNode ( size_t  initial_capacity = 1024)
explicit

Create empty point source.

Parameters
initial_capacityReserve space for N points

Definition at line 6 of file PointCollectionNode.cpp.

7 : GeometryWriterNode(static_cast<uint32_t>(initial_capacity))
8{
9 m_points.reserve(initial_capacity);
10 const auto& stride = sizeof(PointVertex);
11 set_vertex_stride(stride);
12 auto layout = Kakshya::VertexLayout::for_points(stride);
13
14 layout.vertex_count = 0;
15 set_vertex_layout(layout);
16
17 resize_vertex_buffer(static_cast<uint32_t>(initial_capacity), false);
18
20 "Created PointCollectionNode with capacity for {} points", initial_capacity);
21}
#define MF_DEBUG(comp, ctx,...)
GeometryWriterNode(uint32_t initial_capacity=1024)
Constructor.
void set_vertex_layout(const Kakshya::VertexLayout &layout)
Set cached vertex layout.
void resize_vertex_buffer(uint32_t vertex_count, bool preserve_data=false)
Resize vertex buffer to hold specified number of vertices.
void set_vertex_stride(size_t stride)
Set vertex stride (bytes per vertex)
@ NodeProcessing
Node graph processing (Nodes::NodeGraphManager)
@ Nodes
DSP Generator and Filter Nodes, graph pipeline, node management.
static VertexLayout for_points(uint32_t stride=28)
Factory: Create layout for point primitives (position, color, size)

References MayaFlux::Kakshya::VertexLayout::for_points(), m_points, MF_DEBUG, MayaFlux::Journal::NodeProcessing, MayaFlux::Journal::Nodes, MayaFlux::Nodes::GpuSync::GeometryWriterNode::resize_vertex_buffer(), MayaFlux::Nodes::GpuSync::GeometryWriterNode::set_vertex_layout(), and MayaFlux::Nodes::GpuSync::GeometryWriterNode::set_vertex_stride().

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