mirror of
https://github.com/minetest/minetest.git
synced 2024-11-27 01:53:45 +01:00
working good
This commit is contained in:
Perttu Ahola
parent
4ba5cd580d
commit
c32da52104
@ -143,7 +143,7 @@ void FixedHeightmap::makeDiamond(
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f32 n = avgDiagNeighbours(center, a/2);
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// Add (-1.0...1.0) * randmax
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n += ((float)rand() / (float)(RAND_MAX/2) - 1.0)*randmax;
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n += ((float)myrand() / (float)(MYRAND_MAX/2) - 1.0)*randmax;
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bool worked = setGroundHeightParent(center, n);
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if(a >= 2 && worked)
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@ -176,7 +176,7 @@ void FixedHeightmap::makeSquare(
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f32 n = avgNeighbours(center, a/2);
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// Add (-1.0...1.0) * randmax
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n += ((float)rand() / (float)(RAND_MAX/2) - 1.0)*randmax;
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n += ((float)myrand() / (float)(MYRAND_MAX/2) - 1.0)*randmax;
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bool worked = setGroundHeightParent(center, n);
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if(a >= 4 && worked)
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148
src/main.cpp
148
src/main.cpp
@ -820,7 +820,7 @@ public:
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s32 Rand(s32 min, s32 max)
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{
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return (rand()%(max-min+1))+min;
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return (myrand()%(max-min+1))+min;
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}
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private:
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bool keydown[KEY_KEY_CODES_COUNT];
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@ -830,124 +830,6 @@ private:
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bool rightclicked;
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};
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#if 0
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void updateViewingRange(f32 frametime, Client *client)
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{
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// Range_all messes up frametime_avg
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if(draw_control.range_all == true)
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return;
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float wanted_fps = g_settings.getFloat("wanted_fps");
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// Initialize to the target value
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static float frametime_avg = 1.0/wanted_fps;
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//frametime_avg = frametime_avg * 0.9 + frametime * 0.1;
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//frametime_avg = frametime_avg * 0.7 + frametime * 0.3;
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//frametime_avg = frametime_avg * 0.5 + frametime * 0.5;
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//frametime_avg = frametime_avg * 0.0 + frametime * 1.0;
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frametime_avg = frametime_avg * 0.7 + frametime * 0.3;
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static f32 counter = 0;
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if(counter > 0){
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counter -= frametime;
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return;
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}
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//counter = 1.0; //seconds
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counter = 0.5; //seconds
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//counter += 0.1; //seconds
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//counter = 0.3; //seconds
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//float freetime_ratio = 0.2;
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//float freetime_ratio = 0.4;
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float freetime_ratio = FREETIME_RATIO;
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float frametime_wanted = (1.0/(wanted_fps/(1.0-freetime_ratio)));
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//float fraction = sqrt(frametime_avg / frametime_wanted);
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//float fraction = pow(frametime_avg / frametime_wanted, 1./3);
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float fraction_unbiased = frametime_avg / frametime_wanted;
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float fraction = pow(fraction_unbiased, 20./(float)draw_control.wanted_range);
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/*float fraction = 1.0;
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// If frametime is too high
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if(fraction_unbiased > 1.0)
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fraction = pow(fraction_unbiased, 1./2);
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// If frametime is too low
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else
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fraction = pow(fraction_unbiased, 1./5);*/
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/*float fraction = sqrt(frametime_avg / frametime_wanted) / 2.0
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+ frametime_avg / frametime_wanted / 2.0;*/
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//float fraction = frametime_avg / frametime_wanted;
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static bool fraction_is_good = false;
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//float fraction_good_threshold = 0.1;
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//float fraction_bad_threshold = 0.25;
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/*float fraction_good_threshold = 0.075;
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float fraction_bad_threshold = 0.125;*/
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// If frametime is too low
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/*if(fraction < 1.0)
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{
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fraction_good_threshold = pow(fraction_good_threshold, 4);
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fraction_bad_threshold = pow(fraction_bad_threshold, 4);
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}*/
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float fraction_good_threshold = 0.23;
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float fraction_bad_threshold = 0.33;
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float fraction_limit;
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// Use high limit if fraction is good AND the fraction would
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// lower the range. We want to keep the range fairly high.
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if(fraction_is_good && fraction > 1.0)
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fraction_limit = fraction_bad_threshold;
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else
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fraction_limit = fraction_good_threshold;
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//if(fabs(fraction - 1.0) < fraction_limit)
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if(fabs(fraction_unbiased - 1.0) < fraction_limit)
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{
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fraction_is_good = true;
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return;
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}
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else
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{
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fraction_is_good = false;
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}
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//dstream<<"frametime_avg="<<frametime_avg<<std::endl;
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//dstream<<"frametime_wanted="<<frametime_wanted<<std::endl;
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/*dstream<<"fetching="<<client->isFetchingBlocks()
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<<" faction = "<<fraction<<std::endl;*/
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JMutexAutoLock lock(g_range_mutex);
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s16 viewing_range_nodes_min = g_settings.getS16("viewing_range_nodes_min");
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s16 viewing_range_nodes_max = g_settings.getS16("viewing_range_nodes_max");
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s16 n = (float)draw_control.wanted_range / fraction;
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if(n < viewing_range_nodes_min)
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n = viewing_range_nodes_min;
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if(n > viewing_range_nodes_max)
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n = viewing_range_nodes_max;
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bool can_change = true;
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if(client->isFetchingBlocks() == true && n > draw_control.wanted_range)
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can_change = false;
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if(can_change)
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draw_control.wanted_range = n;
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/*dstream<<"draw_control.wanted_range = "
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<<draw_control.wanted_range<<std::endl;*/
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}
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#endif
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void updateViewingRange(f32 frametime_in, Client *client)
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{
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if(draw_control.range_all == true)
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@ -967,15 +849,15 @@ void updateViewingRange(f32 frametime_in, Client *client)
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//counter = 0.1;
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counter = 0.2;
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dstream<<__FUNCTION_NAME
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/*dstream<<__FUNCTION_NAME
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<<": Collected "<<added_frames<<" frames, total of "
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<<added_frametime<<"s."<<std::endl;
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<<added_frametime<<"s."<<std::endl;*/
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dstream<<"draw_control.blocks_drawn="
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/*dstream<<"draw_control.blocks_drawn="
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<<draw_control.blocks_drawn
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<<", draw_control.blocks_would_have_drawn="
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<<draw_control.blocks_would_have_drawn
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<<std::endl;
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<<std::endl;*/
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float range_min = g_settings.getS16("viewing_range_nodes_min");
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float range_max = g_settings.getS16("viewing_range_nodes_max");
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@ -1001,12 +883,12 @@ void updateViewingRange(f32 frametime_in, Client *client)
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float wanted_frametime = 1.0 / wanted_fps;
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f32 wanted_frametime_change = wanted_frametime - frametime;
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dstream<<"wanted_frametime_change="<<wanted_frametime_change<<std::endl;
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//dstream<<"wanted_frametime_change="<<wanted_frametime_change<<std::endl;
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// If needed frametime change is very small, just return
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if(fabs(wanted_frametime_change) < wanted_frametime*0.2)
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{
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dstream<<"ignoring small wanted_frametime_change"<<std::endl;
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//dstream<<"ignoring small wanted_frametime_change"<<std::endl;
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return;
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}
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@ -1038,11 +920,11 @@ void updateViewingRange(f32 frametime_in, Client *client)
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if(time_per_range < min_time_per_range)
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{
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time_per_range = min_time_per_range;
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dstream<<"time_per_range="<<time_per_range<<" (min)"<<std::endl;
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//dstream<<"time_per_range="<<time_per_range<<" (min)"<<std::endl;
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}
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else
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{
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dstream<<"time_per_range="<<time_per_range<<std::endl;
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//dstream<<"time_per_range="<<time_per_range<<std::endl;
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}
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f32 wanted_range_change = wanted_frametime_change / time_per_range;
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@ -1050,28 +932,28 @@ void updateViewingRange(f32 frametime_in, Client *client)
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//wanted_range_change *= 0.9;
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//wanted_range_change *= 0.75;
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wanted_range_change *= 0.5;
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dstream<<"wanted_range_change="<<wanted_range_change<<std::endl;
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//dstream<<"wanted_range_change="<<wanted_range_change<<std::endl;
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// If needed range change is very small, just return
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if(fabs(wanted_range_change) < 0.001)
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{
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dstream<<"ignoring small wanted_range_change"<<std::endl;
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//dstream<<"ignoring small wanted_range_change"<<std::endl;
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return;
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}
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new_range += wanted_range_change;
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dstream<<"new_range="<<new_range/*<<std::endl*/;
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//dstream<<"new_range="<<new_range/*<<std::endl*/;
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float new_range_unclamped = new_range;
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//float new_range_unclamped = new_range;
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if(new_range < range_min)
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new_range = range_min;
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if(new_range > range_max)
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new_range = range_max;
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if(new_range != new_range_unclamped)
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/*if(new_range != new_range_unclamped)
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dstream<<", clamped to "<<new_range<<std::endl;
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else
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dstream<<std::endl;
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dstream<<std::endl;*/
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draw_control.wanted_range = new_range;
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113
src/map.cpp
113
src/map.cpp
@ -26,45 +26,6 @@ with this program; if not, write to the Free Software Foundation, Inc.,
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#include "voxel.h"
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#include "porting.h"
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#if 0
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MapBlockPointerCache::MapBlockPointerCache(Map *map)
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{
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m_map = map;
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m_map->m_blockcachelock.cacheCreated();
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m_from_cache_count = 0;
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m_from_map_count = 0;
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}
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MapBlockPointerCache::~MapBlockPointerCache()
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{
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m_map->m_blockcachelock.cacheRemoved();
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/*dstream<<"MapBlockPointerCache:"
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<<" from_cache_count="<<m_from_cache_count
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<<" from_map_count="<<m_from_map_count
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<<std::endl;*/
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}
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MapBlock * MapBlockPointerCache::getBlockNoCreate(v3s16 p)
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{
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core::map<v3s16, MapBlock*>::Node *n = NULL;
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n = m_blocks.find(p);
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if(n != NULL)
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{
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m_from_cache_count++;
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return n->getValue();
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}
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m_from_map_count++;
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// Throws InvalidPositionException if not found
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MapBlock *b = m_map->getBlockNoCreate(p);
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m_blocks[p] = b;
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return b;
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}
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#endif
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/*
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Map
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*/
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@ -1573,12 +1534,12 @@ MapSector * ServerMap::emergeSector(v2s16 p2d)
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tree_max = a / (t/0.03);
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else
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tree_max = a;
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u32 count = (rand()%(tree_max+1));
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u32 count = (myrand()%(tree_max+1));
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//u32 count = tree_max;
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for(u32 i=0; i<count; i++)
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{
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s16 x = (rand()%(MAP_BLOCKSIZE-2))+1;
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s16 z = (rand()%(MAP_BLOCKSIZE-2))+1;
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s16 x = (myrand()%(MAP_BLOCKSIZE-2))+1;
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s16 z = (myrand()%(MAP_BLOCKSIZE-2))+1;
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s16 y = sector->getGroundHeight(v2s16(x,z))+1;
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if(y < WATER_LEVEL)
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continue;
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@ -1597,11 +1558,11 @@ MapSector * ServerMap::emergeSector(v2s16 p2d)
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bush_max = (pitness*a*4);
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if(bush_max > a)
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bush_max = a;
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u32 count = (rand()%(bush_max+1));
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u32 count = (myrand()%(bush_max+1));
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for(u32 i=0; i<count; i++)
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{
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s16 x = rand()%(MAP_BLOCKSIZE-0)+0;
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s16 z = rand()%(MAP_BLOCKSIZE-0)+0;
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s16 x = myrand()%(MAP_BLOCKSIZE-0)+0;
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s16 z = myrand()%(MAP_BLOCKSIZE-0)+0;
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s16 y = sector->getGroundHeight(v2s16(x,z))+1;
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if(y < WATER_LEVEL)
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continue;
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@ -1614,11 +1575,11 @@ MapSector * ServerMap::emergeSector(v2s16 p2d)
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*/
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if(m_params.ravines_amount != 0)
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{
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if(rand()%(s32)(20.0 / m_params.ravines_amount) == 0)
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if(myrand()%(s32)(20.0 / m_params.ravines_amount) == 0)
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{
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s16 s = 6;
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s16 x = rand()%(MAP_BLOCKSIZE-s*2-1)+s;
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s16 z = rand()%(MAP_BLOCKSIZE-s*2-1)+s;
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s16 x = myrand()%(MAP_BLOCKSIZE-s*2-1)+s;
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s16 z = myrand()%(MAP_BLOCKSIZE-s*2-1)+s;
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/*s16 x = 8;
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s16 z = 8;*/
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s16 y = sector->getGroundHeight(v2s16(x,z))+1;
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@ -1737,11 +1698,11 @@ MapBlock * ServerMap::emergeBlock(
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const s32 ued_max = 5;
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const s32 ued_min = 3;
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bool underground_emptiness[ued_max*ued_max*ued_max];
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s32 ued = (rand()%(ued_max-ued_min+1))+1;
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s32 ued = (myrand()%(ued_max-ued_min+1))+1;
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//s32 ued = ued_max;
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for(s32 i=0; i<ued*ued*ued; i++)
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{
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underground_emptiness[i] = ((rand() % 5) == 0);
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underground_emptiness[i] = ((myrand() % 5) == 0);
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}
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/*
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@ -1830,9 +1791,9 @@ MapBlock * ServerMap::emergeBlock(
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*/
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v3f orp(
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(float)(rand()%ued)+0.5,
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(float)(rand()%ued)+0.5,
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(float)(rand()%ued)+0.5
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(float)(myrand()%ued)+0.5,
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(float)(myrand()%ued)+0.5,
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(float)(myrand()%ued)+0.5
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);
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// Check z-
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@ -1911,13 +1872,13 @@ continue_generating:
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for(u16 i=0; i<3; i++)
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{
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v3f rp(
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(float)(rand()%ued)+0.5,
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(float)(rand()%ued)+0.5,
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(float)(rand()%ued)+0.5
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(float)(myrand()%ued)+0.5,
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(float)(myrand()%ued)+0.5,
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(float)(myrand()%ued)+0.5
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);
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s16 min_d = 0;
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s16 max_d = 4;
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s16 rs = (rand()%(max_d-min_d+1))+min_d;
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s16 rs = (myrand()%(max_d-min_d+1))+min_d;
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v3f vec = rp - orp;
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@ -2098,12 +2059,12 @@ continue_generating:
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*/
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for(s16 i=0; i<underground_level*1; i++)
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{
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if(rand()%2 == 0)
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if(myrand()%2 == 0)
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{
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v3s16 cp(
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(rand()%(MAP_BLOCKSIZE-2))+1,
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(rand()%(MAP_BLOCKSIZE-2))+1,
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(rand()%(MAP_BLOCKSIZE-2))+1
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(myrand()%(MAP_BLOCKSIZE-2))+1,
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(myrand()%(MAP_BLOCKSIZE-2))+1,
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(myrand()%(MAP_BLOCKSIZE-2))+1
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);
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MapNode n;
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@ -2111,14 +2072,14 @@ continue_generating:
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//if(is_ground_content(block->getNode(cp).d))
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if(block->getNode(cp).d == CONTENT_STONE)
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if(rand()%8 == 0)
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if(myrand()%8 == 0)
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block->setNode(cp, n);
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for(u16 i=0; i<26; i++)
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{
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//if(is_ground_content(block->getNode(cp+g_26dirs[i]).d))
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if(block->getNode(cp+g_26dirs[i]).d == CONTENT_STONE)
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if(rand()%8 == 0)
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if(myrand()%8 == 0)
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block->setNode(cp+g_26dirs[i], n);
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}
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}
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@ -2131,16 +2092,16 @@ continue_generating:
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u16 coal_rareness = 60 / coal_amount;
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if(coal_rareness == 0)
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coal_rareness = 1;
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if(rand()%coal_rareness == 0)
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if(myrand()%coal_rareness == 0)
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{
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u16 a = rand() % 16;
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u16 a = myrand() % 16;
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u16 amount = coal_amount * a*a*a / 1000;
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for(s16 i=0; i<amount; i++)
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{
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v3s16 cp(
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(rand()%(MAP_BLOCKSIZE-2))+1,
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(rand()%(MAP_BLOCKSIZE-2))+1,
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(rand()%(MAP_BLOCKSIZE-2))+1
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(myrand()%(MAP_BLOCKSIZE-2))+1,
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(myrand()%(MAP_BLOCKSIZE-2))+1,
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(myrand()%(MAP_BLOCKSIZE-2))+1
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);
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||||
|
||||
MapNode n;
|
||||
@ -2150,14 +2111,14 @@ continue_generating:
|
||||
|
||||
//if(is_ground_content(block->getNode(cp).d))
|
||||
if(block->getNode(cp).d == CONTENT_STONE)
|
||||
if(rand()%8 == 0)
|
||||
if(myrand()%8 == 0)
|
||||
block->setNode(cp, n);
|
||||
|
||||
for(u16 i=0; i<26; i++)
|
||||
{
|
||||
//if(is_ground_content(block->getNode(cp+g_26dirs[i]).d))
|
||||
if(block->getNode(cp+g_26dirs[i]).d == CONTENT_STONE)
|
||||
if(rand()%8 == 0)
|
||||
if(myrand()%8 == 0)
|
||||
block->setNode(cp+g_26dirs[i], n);
|
||||
}
|
||||
}
|
||||
@ -2172,9 +2133,9 @@ continue_generating:
|
||||
//for(u16 i=0; i<2; i++)
|
||||
{
|
||||
v3s16 cp(
|
||||
(rand()%(MAP_BLOCKSIZE-2))+1,
|
||||
(rand()%(MAP_BLOCKSIZE-2))+1,
|
||||
(rand()%(MAP_BLOCKSIZE-2))+1
|
||||
(myrand()%(MAP_BLOCKSIZE-2))+1,
|
||||
(myrand()%(MAP_BLOCKSIZE-2))+1,
|
||||
(myrand()%(MAP_BLOCKSIZE-2))+1
|
||||
);
|
||||
|
||||
// Check that the place is empty
|
||||
@ -2295,18 +2256,18 @@ continue_generating:
|
||||
n.d = CONTENT_STONE;
|
||||
MapNode n2;
|
||||
n2.d = CONTENT_AIR;
|
||||
s16 depth = maxdepth + (rand()%10);
|
||||
s16 depth = maxdepth + (myrand()%10);
|
||||
s16 z = 0;
|
||||
s16 minz = -6 - (-2);
|
||||
s16 maxz = 6 -1;
|
||||
for(s16 x=-6; x<=6; x++)
|
||||
{
|
||||
z += -1 + (rand()%3);
|
||||
z += -1 + (myrand()%3);
|
||||
if(z < minz)
|
||||
z = minz;
|
||||
if(z > maxz)
|
||||
z = maxz;
|
||||
for(s16 y=depth+(rand()%2); y<=6; y++)
|
||||
for(s16 y=depth+(myrand()%2); y<=6; y++)
|
||||
{
|
||||
/*std::cout<<"("<<p2.X<<","<<p2.Y<<","<<p2.Z<<")"
|
||||
<<std::endl;*/
|
||||
|
||||
@ -1021,11 +1021,11 @@ void MapBlock::stepObjects(float dtime, bool server, u32 daynight_ratio)
|
||||
m_spawn_timer -= dtime;
|
||||
if(m_spawn_timer <= 0.0)
|
||||
{
|
||||
m_spawn_timer += rand() % 300;
|
||||
m_spawn_timer += myrand() % 300;
|
||||
|
||||
v2s16 p2d(
|
||||
(rand()%(MAP_BLOCKSIZE-1))+0,
|
||||
(rand()%(MAP_BLOCKSIZE-1))+0
|
||||
(myrand()%(MAP_BLOCKSIZE-1))+0,
|
||||
(myrand()%(MAP_BLOCKSIZE-1))+0
|
||||
);
|
||||
|
||||
s16 y = getGroundLevel(p2d);
|
||||
|
||||
@ -630,8 +630,8 @@ public:
|
||||
m_counter2 -= dtime;
|
||||
if(m_counter2 < 0.0)
|
||||
{
|
||||
m_counter2 += (float)(rand()%100)/100*3.0;
|
||||
m_yaw += ((float)(rand()%200)-100)/100*180;
|
||||
m_counter2 += (float)(myrand()%100)/100*3.0;
|
||||
m_yaw += ((float)(myrand()%200)-100)/100*180;
|
||||
m_yaw = wrapDegrees(m_yaw);
|
||||
}
|
||||
}
|
||||
|
||||
@ -23,6 +23,7 @@ with this program; if not, write to the Free Software Foundation, Inc.,
|
||||
#include <iostream>
|
||||
#include <stdlib.h>
|
||||
#include <errno.h>
|
||||
#include "utility.h"
|
||||
|
||||
// Debug printing options
|
||||
#define DP 0
|
||||
@ -194,8 +195,8 @@ void UDPSocket::Send(const Address & destination, const void * data, int size)
|
||||
{
|
||||
bool dumping_packet = false;
|
||||
if(INTERNET_SIMULATOR)
|
||||
dumping_packet = (rand()%10==0); //easy
|
||||
//dumping_packet = (rand()%4==0); // hard
|
||||
dumping_packet = (myrand()%10==0); //easy
|
||||
//dumping_packet = (myrand()%4==0); // hard
|
||||
|
||||
if(DP){
|
||||
/*dstream<<DPS<<"UDPSocket("<<(int)m_handle
|
||||
|
||||
@ -723,9 +723,9 @@ struct TestHeightmap
|
||||
void Random()
|
||||
{
|
||||
dstream<<"Running random code (get a human to check this)"<<std::endl;
|
||||
dstream<<"rand() values: ";
|
||||
dstream<<"myrand() values: ";
|
||||
for(u16 i=0; i<5; i++)
|
||||
dstream<<(u16)rand()<<" ";
|
||||
dstream<<(u16)myrand()<<" ";
|
||||
dstream<<std::endl;
|
||||
|
||||
const s16 BS1 = 8;
|
||||
|
||||
@ -893,7 +893,7 @@ void VoxelManipulator::flowWater(
|
||||
*/
|
||||
s32 k = 0;
|
||||
if(active_nodes.size() != 0)
|
||||
k = (s32)rand() % (s32)active_nodes.size();
|
||||
k = (s32)myrand() % (s32)active_nodes.size();
|
||||
|
||||
// Flow water to active nodes
|
||||
for(;;)
|
||||
|
||||
Loading…
Reference in New Issue
Block a user