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add indirect command buffer to registered meshes

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This commit is contained in:
caiowakamatsu
2026-03-30 00:07:21 -03:00
parent 38f90149eb
commit 684438cd67
2 changed files with 21 additions and 4 deletions
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24
source/render/renderer.cpp
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@@ -103,18 +103,34 @@ std::uint32_t renderer::register_mesh(const game::mesh_node &mesh) {
context.superframe_allocator, vuk::MemoryUsage::eCPUtoGPU,
vuk::DomainFlagBits::eTransferOperation, std::span(mesh.indices));
const auto indirect_draw = std::array<std::uint32_t, 5>({
static_cast<std::uint32_t>(mesh.indices.size()), // index count
1, // instance count
0, // first index
0, // vertex offset (int32 technically)
0, // first instance
});
auto [indirect_buffer, indirect_future] = vuk::create_buffer(
context.superframe_allocator, vuk::MemoryUsage::eCPUtoGPU,
vuk::DomainFlagBits::eTransferOperation,
std::span<const std::uint32_t>(indirect_draw));
auto futures = std::vector<vuk::UntypedValue>();
futures.push_back(std::move(vertex_future));
futures.push_back(std::move(index_future));
futures.push_back(std::move(indirect_future));
// TODO: Make async?
vuk::wait_for_values_explicit(context.superframe_allocator, context.compiler,
std::span(futures));
registered_meshes.insert({id, loaded_mesh{
.vertices = std::move(vertex_buffer),
.indices = std::move(index_buffer),
}});
registered_meshes.insert(
{id, loaded_mesh{
.vertices = std::move(vertex_buffer),
.indices = std::move(index_buffer),
.indirect_command = std::move(indirect_buffer),
}});
return id;
}

1
source/render/renderer.hpp
View File

@@ -26,6 +26,7 @@ private:
struct loaded_mesh {
vuk::Unique<vuk::Buffer> vertices;
vuk::Unique<vuk::Buffer> indices;
vuk::Unique<vuk::Buffer> indirect_command;
};
std::unordered_map<std::uint32_t, loaded_mesh> registered_meshes;