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Reduced max size of index buffers to 32M indices

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This commit is contained in:
enricoturri1966 2020-12-10 14:36:38 +01:00
parent d631bf7c0c
commit 62dedba32d
1 changed files with 5 additions and 2 deletions
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7
src/slic3r/GUI/GCodeViewer.cpp
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@ -1454,6 +1454,10 @@ void GCodeViewer::load_toolpaths(const GCodeProcessor::Result& gcode_result)
for (TBuffer& buffer : m_buffers) {
buffer.paths.clear();
}
// max index buffer size
const size_t IBUFFER_THRESHOLD = 1024 * 1024 * 32;
// variable used to keep track of the current size (in vertices) of the vertex buffer
std::vector<size_t> curr_buffer_vertices_size(m_buffers.size(), 0);
for (size_t i = 0; i < m_moves_count; ++i) {
@ -1478,10 +1482,9 @@ void GCodeViewer::load_toolpaths(const GCodeProcessor::Result& gcode_result)
if (buffer_indices.empty())
buffer_indices.push_back(IndexBuffer());
static const size_t THRESHOLD = 1024 * 1024 * 128;
// if adding the indices for the current segment exceeds the threshold size of the current index buffer
// create another index buffer, and move the current path indices into it
if (buffer_indices.back().size() >= THRESHOLD - static_cast<size_t>(buffer.indices_per_segment())) {
if (buffer_indices.back().size() >= IBUFFER_THRESHOLD - static_cast<size_t>(buffer.indices_per_segment())) {
buffer_indices.push_back(IndexBuffer());
if (buffer.render_primitive_type != TBuffer::ERenderPrimitiveType::Point) {
if (!(prev.type != curr.type || !buffer.paths.back().matches(curr))) {