diff options
Diffstat (limited to 'include/gran/grid/node3d.h')
| -rw-r--r-- | include/gran/grid/node3d.h | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/include/gran/grid/node3d.h b/include/gran/grid/node3d.h new file mode 100644 index 0000000..e424d9b --- /dev/null +++ b/include/gran/grid/node3d.h @@ -0,0 +1,38 @@ +#ifndef GRAN_GRID_NODE3D_H +#define GRAN_GRID_NODE3D_H + +/** @todo rename to mesh to follow conventions a bit better */ + +#include <gran/component.h> +#include <stdint.h> + +struct component *create_grid_node3d(uint8_t x, uint8_t y, uint8_t z); + +stat grid_node3d_connect(struct component *node, + struct component *n, + struct component *s, + struct component *w, + struct component *e, + struct component *u, + struct component *d, + struct component *l); + +static inline uint64_t grid3d_addr(uint8_t x, uint8_t y, uint8_t z, uint32_t off) +{ + return off + | ((uint64_t)x << 32) + | ((uint64_t)y << 40) + | ((uint64_t)z << 48) + ; +} + +static inline void addr_grid3d(uint64_t addr, uint8_t *x, uint8_t *y, uint8_t *z, uint32_t *off) +{ + if (off) *off = addr & 0xffffffff; + if (x) *x = (addr >> 32) & 0xff; + if (y) *y = (addr >> 40) & 0xff; + if (z) *z = (addr >> 48) & 0xff; + assert(((addr >> 56) & 0xff) == 0); +} + +#endif /* GRAN_GRID_NODE3D_H */ |