48 lines
1.3 KiB
C++
48 lines
1.3 KiB
C++
#ifndef VOXEL_MESHER_H
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#define VOXEL_MESHER_H
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#include "../cube_tables.h"
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#include "../util/fixed_array.h"
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#include "../voxel_buffer.h"
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#include <scene/resources/mesh.h>
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class VoxelMesher : public Reference {
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GDCLASS(VoxelMesher, Reference)
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public:
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struct Input {
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const VoxelBuffer &voxels;
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int lod; // = 0; // Not initialized because it confused GCC
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};
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struct Output {
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// Each surface correspond to a different material
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Vector<Array> surfaces;
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FixedArray<Vector<Array>, Cube::SIDE_COUNT> transition_surfaces;
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Mesh::PrimitiveType primitive_type = Mesh::PRIMITIVE_TRIANGLES;
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unsigned int compression_flags = Mesh::ARRAY_COMPRESS_DEFAULT;
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};
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virtual void build(Output &output, const Input &voxels);
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// Get how many neighbor voxels need to be accessed around the meshed area.
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// If this is not respected, the mesher might produce seams at the edges, or an error
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int get_minimum_padding() const;
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int get_maximum_padding() const;
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// Must be cloneable so can be duplicated for use by more than one thread
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virtual VoxelMesher *clone();
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Ref<Mesh> build_mesh(Ref<VoxelBuffer> voxels);
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protected:
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static void _bind_methods();
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void set_padding(int minimum, int maximum);
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private:
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int _minimum_padding = 0;
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int _maximum_padding = 0;
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};
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#endif // VOXEL_MESHER_H
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