Remove ClientMap::m_camera_mutex

[minetest.git] / src / environment.h

diff --git a/src/environment.h b/src/environment.h
index 42faf5f6daab16ce56944cc67ed3abb14ff2cf33..1aaa5091fc5bf6fbb5210b6791df5aa88791ef4d 100644 (file)
--- a/src/environment.h
+++ b/src/environment.h
@@ -40,6 +40,7 @@ with this program; if not, write to the Free Software Foundation, Inc.,
 #include "mapnode.h"
 #include "mapblock.h"
 #include "threading/mutex.h"
+#include "threading/atomic.h"
 #include "network/networkprotocol.h" // for AccessDeniedCode
 
 class ServerEnvironment;
@@ -92,11 +93,7 @@ class Environment
        void setTimeOfDaySpeed(float speed);
        float getTimeOfDaySpeed();
 
-       void setDayNightRatioOverride(bool enable, u32 value)
-       {
-               m_enable_day_night_ratio_override = enable;
-               m_day_night_ratio_override = value;
-       }
+       void setDayNightRatioOverride(bool enable, u32 value);
 
        // counter used internally when triggering ABMs
        u32 m_added_objects;
@@ -104,16 +101,25 @@ class Environment
 protected:
        // peer_ids in here should be unique, except that there may be many 0s
        std::vector<Player*> m_players;
+
+       GenericAtomic<float> m_time_of_day_speed;
+
+       /*
+        * Below: values managed by m_time_lock
+       */
        // Time of day in milli-hours (0-23999); determines day and night
        u32 m_time_of_day;
        // Time of day in 0...1
        float m_time_of_day_f;
-       float m_time_of_day_speed;
-       // Used to buffer dtime for adding to m_time_of_day
-       float m_time_counter;
+       // Stores the skew created by the float -> u32 conversion
+       // to be applied at next conversion, so that there is no real skew.
+       float m_time_conversion_skew;
        // Overriding the day-night ratio is useful for custom sky visuals
        bool m_enable_day_night_ratio_override;
        u32 m_day_night_ratio_override;
+       /*
+        * Above: values managed by m_time_lock
+       */
 
        /* TODO: Add a callback function so these can be updated when a setting
         *       changes.  At this point in time it doesn't matter (e.g. /set
@@ -127,9 +133,9 @@ class Environment
        bool m_cache_enable_shaders;
 
 private:
-       Mutex m_timeofday_lock;
        Mutex m_time_lock;
 
+       DISABLE_CLASS_COPY(Environment);
 };
 
 /*