63 lines
2.0 KiB
C++
63 lines
2.0 KiB
C++
#ifndef VOXEL_MESH_BLOCK_TASK_H
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#define VOXEL_MESH_BLOCK_TASK_H
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#include "../constants/voxel_constants.h"
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#include "../storage/voxel_buffer_internal.h"
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#include "../util/tasks/threaded_task.h"
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#include "distance_normalmaps.h"
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#include "meshing_dependency.h"
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#include "priority_dependency.h"
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namespace zylann::voxel {
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class VoxelData;
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// Asynchronous task generating a mesh from voxel blocks and their neighbors, in a particular volume
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class MeshBlockTask : public IThreadedTask {
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public:
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MeshBlockTask();
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~MeshBlockTask();
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void run(ThreadedTaskContext ctx) override;
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TaskPriority get_priority() override;
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bool is_cancelled() override;
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void apply_result() override;
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static int debug_get_running_count();
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// 3x3x3 or 4x4x4 grid of voxel blocks.
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FixedArray<std::shared_ptr<VoxelBufferInternal>, constants::MAX_BLOCK_COUNT_PER_REQUEST> blocks;
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// TODO Need to provide format
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//FixedArray<uint8_t, VoxelBufferInternal::MAX_CHANNELS> channel_depths;
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Vector3i mesh_block_position; // In mesh blocks of the specified lod
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uint32_t volume_id;
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uint8_t lod_index = 0;
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uint8_t blocks_count = 0;
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uint8_t data_block_size = 0;
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bool collision_hint = false;
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bool lod_hint = false;
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// Virtual textures might be enabled, but we don't always want to update them in every mesh update.
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// So this boolean is also checked to know if they should be computed.
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bool require_virtual_texture = false;
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PriorityDependency priority_dependency;
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std::shared_ptr<MeshingDependency> meshing_dependency;
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std::shared_ptr<VoxelData> data;
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NormalMapSettings virtual_texture_settings;
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private:
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bool _has_run = false;
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bool _too_far = false;
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bool _has_mesh_resource = false;
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VoxelMesher::Output _surfaces_output;
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Ref<Mesh> _mesh;
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std::vector<uint8_t> _mesh_material_indices; // Indexed by mesh surface
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std::shared_ptr<VirtualTextureOutput> _virtual_textures;
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};
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Ref<ArrayMesh> build_mesh(Span<const VoxelMesher::Output::Surface> surfaces, Mesh::PrimitiveType primitive, int flags,
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std::vector<uint8_t> &surface_indices);
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} // namespace zylann::voxel
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#endif // VOXEL_MESH_BLOCK_TASK_H
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