57 lines
1.1 KiB
C
57 lines
1.1 KiB
C
#include "chunk.h"
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#include <math.h>
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Chunk
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Chunk_new ()
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{
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Chunk chunk;
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chunk.heightmap = malloc (sizeof (float) * CHUNK_SIZE);
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chunk.materialmap = malloc (sizeof (char) * CHUNK_SIZE);
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INFO ("Created new Chunk. Memory size: %zu bytes",
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sizeof (float) * CHUNK_SIZE + sizeof (char) * CHUNK_SIZE);
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return chunk;
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}
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void
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Chunk_noise (Chunk *chunk, int xoffset, int yoffset)
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{
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for (int y = 0; y < CHUNK_DIM; ++y)
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{
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for (int x = 0; x < CHUNK_DIM; ++x)
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{
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(void) xoffset; (void) yoffset;
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float val = sinf (x) + sinf (y);
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(void) val;
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chunk->heightmap[INDEX (x, y)] = 0;
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chunk->materialmap[INDEX (x, y)] = rand () % 2;
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}
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}
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}
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void
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Chunk_free (Chunk *chunk)
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{
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free (chunk->heightmap);
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free (chunk->materialmap);
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}
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void
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Chunk_heightmap_print (Chunk *chunk)
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{
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INFO ("== Chunk heightmap ==");
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for (int y = 0; y < CHUNK_DIM; ++y)
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{
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char row[CHUNK_DIM+1];
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for (int x = 0; x < CHUNK_DIM; ++x)
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{
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row[x] = (int) chunk->heightmap[INDEX (x, y)] + 48;
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}
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row[CHUNK_DIM] = '\0';
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INFO ("%s", row);
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}
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}
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