diff options
Diffstat (limited to 'src/mapblock.h')
| -rw-r--r-- | src/mapblock.h | 62 |
1 files changed, 39 insertions, 23 deletions
diff --git a/src/mapblock.h b/src/mapblock.h index f80800109..5a0ec937a 100644 --- a/src/mapblock.h +++ b/src/mapblock.h @@ -105,7 +105,7 @@ public: #define MOD_REASON_INITIAL (1 << 0) #define MOD_REASON_REALLOCATE (1 << 1) #define MOD_REASON_SET_IS_UNDERGROUND (1 << 2) -#define MOD_REASON_SET_LIGHTING_EXPIRED (1 << 3) +#define MOD_REASON_SET_LIGHTING_COMPLETE (1 << 3) #define MOD_REASON_SET_GENERATED (1 << 4) #define MOD_REASON_SET_NODE (1 << 5) #define MOD_REASON_SET_NODE_NO_CHECK (1 << 6) @@ -213,17 +213,42 @@ public: raiseModified(MOD_STATE_WRITE_NEEDED, MOD_REASON_SET_IS_UNDERGROUND); } - inline void setLightingExpired(bool expired) + inline void setLightingComplete(u16 newflags) { - if (expired != m_lighting_expired){ - m_lighting_expired = expired; - raiseModified(MOD_STATE_WRITE_NEEDED, MOD_REASON_SET_LIGHTING_EXPIRED); + if (newflags != m_lighting_complete) { + m_lighting_complete = newflags; + raiseModified(MOD_STATE_WRITE_NEEDED, MOD_REASON_SET_LIGHTING_COMPLETE); } } - inline bool getLightingExpired() + inline u16 getLightingComplete() { - return m_lighting_expired; + return m_lighting_complete; + } + + inline void setLightingComplete(LightBank bank, u8 direction, + bool is_complete) + { + assert(direction >= 0 && direction <= 5); + if (bank == LIGHTBANK_NIGHT) { + direction += 6; + } + u16 newflags = m_lighting_complete; + if (is_complete) { + newflags |= 1 << direction; + } else { + newflags &= ~(1 << direction); + } + setLightingComplete(newflags); + } + + inline bool isLightingComplete(LightBank bank, u8 direction) + { + assert(direction >= 0 && direction <= 5); + if (bank == LIGHTBANK_NIGHT) { + direction += 6; + } + return (m_lighting_complete & (1 << direction)) != 0; } inline bool isGenerated() @@ -239,15 +264,6 @@ public: } } - inline bool isValid() - { - if (m_lighting_expired) - return false; - if (data == NULL) - return false; - return true; - } - //// //// Position stuff //// @@ -613,14 +629,14 @@ private: */ bool is_underground; - /* - Set to true if changes has been made that make the old lighting - values wrong but the lighting hasn't been actually updated. - - If this is false, lighting is exactly right. - If this is true, lighting might be wrong or right. + /*! + * Each bit indicates if light spreading was finished + * in a direction. (Because the neighbor could also be unloaded.) + * Bits: day X+, day Y+, day Z+, day Z-, day Y-, day X-, + * night X+, night Y+, night Z+, night Z-, night Y-, night X-, + * nothing, nothing, nothing, nothing. */ - bool m_lighting_expired; + u16 m_lighting_complete; // Whether day and night lighting differs bool m_day_night_differs; |