ChunkLOD.h

#include "vtdata/ElevationGrid.h"

// struct to hold statistics.
struct chunkstats {
    int input_vertices;
    int output_vertices;
    int output_real_triangles;
    int output_degenerate_triangles;
    int output_chunks;
    int output_size;
    int output_most_vertices_per_chunk;
    int total_chunks;

    chunkstats() { clear(); }
    void clear() {
        input_vertices = 0;
        output_vertices = 0;
        output_real_triangles = 0;
        output_degenerate_triangles = 0;
        output_chunks = 0;
        output_size = 0;
        output_most_vertices_per_chunk = 0;
        total_chunks = 0;
    }
};

class HeightfieldChunker
{
public:
    bool ProcessGrid(vtElevationGrid *grid, FILE* out,
        int tree_depth, float base_max_error,
        float vertical_scale, float input_vertical_scale,
        bool progress_callback(int) = NULL);
};

extern struct chunkstats g_chunkstats;