forked from Mirrorlandia_minetest/minetest
A third try on terrain generation. No trees yet.
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@ -510,6 +510,10 @@ void Client::ProcessData(u8 *data, u32 datasize, u16 sender_peer_id)
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assert(player != NULL);
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player->setPosition(playerpos_f);
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}
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// Get map seed
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m_map_seed = readU64(&data[2+1+6]);
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dstream<<"Client: received map seed: "<<m_map_seed<<std::endl;
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// Reply to server
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u32 replysize = 2;
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@ -252,6 +252,8 @@ public:
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(std::wstring)L"<"+name+L"> "+message);
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}
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u64 getMapSeed(){ return m_map_seed; }
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private:
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// Virtual methods from con::PeerHandler
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@ -311,6 +313,9 @@ private:
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//u32 m_daynight_ratio;
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Queue<std::wstring> m_chat_queue;
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// The seed returned by the server in TOCLIENT_INIT is stored here
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u64 m_map_seed;
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};
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#endif // !SERVER
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@ -34,6 +34,7 @@ enum ToClientCommand
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[0] u16 TOSERVER_INIT
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[2] u8 deployed version
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[3] v3s16 player's position + v3f(0,BS/2,0) floatToInt'd
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[4] u64 map seed (new as of 2011-02-27)
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*/
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TOCLIENT_BLOCKDATA = 0x20, //TODO: Multiple blocks
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182
src/main.cpp
182
src/main.cpp
@ -253,11 +253,9 @@ Doing now (most important at the top):
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* not done
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=== Next
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* Continue making the scripting system:
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* Make updateNodeMesh for a less verbose mesh update on add/removenode
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* Switch to using a safe way for the self and env pointers
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* Make some global environment hooks, like node placed and general
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on_step()
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* Make a system for pregenerating quick information for mapblocks, so
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that the client can show them as cubes before they are actually sent
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or even generated.
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=== Fixmes
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* Check the fixmes in the list above
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@ -274,6 +272,11 @@ Doing now (most important at the top):
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with the ones in utility.h
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=== Features
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* Continue making the scripting system:
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* Make updateNodeMesh for a less verbose mesh update on add/removenode
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* Switch to using a safe way for the self and env pointers
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* Make some global environment hooks, like node placed and general
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on_step()
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* Map should make the appropriate MapEditEvents
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* Add a global Lua spawn handler and such
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* Get rid of MapBlockObjects
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@ -490,6 +493,9 @@ Inventory local_inventory;
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u16 g_selected_item = 0;
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bool g_show_map_plot = false;
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bool g_refresh_map_plot = true;
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/*
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Debug streams
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*/
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@ -606,6 +612,15 @@ public:
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if(event.KeyInput.PressedDown)
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{
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//dstream<<"Pressed key: "<<(char)event.KeyInput.Key<<std::endl;
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if(g_show_map_plot)
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{
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if(event.KeyInput.Key == irr::KEY_ESCAPE
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|| event.KeyInput.Key == irr::KEY_KEY_M)
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{
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g_show_map_plot = false;
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}
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return true;
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}
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/*
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Launch menus
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@ -679,6 +694,16 @@ public:
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<<std::endl;
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debug_stacks_print();
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}
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// Map plot
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if(event.KeyInput.Key == irr::KEY_KEY_M)
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{
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dstream<<"Map plot requested"<<std::endl;
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g_show_map_plot = !g_show_map_plot;
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if(g_show_map_plot)
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g_refresh_map_plot = true;
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}
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}
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}
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@ -1110,8 +1135,8 @@ void updateViewingRange(f32 frametime_in, Client *client)
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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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// 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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// If needed frametime change is small, just return
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if(fabs(wanted_frametime_change) < wanted_frametime*0.4)
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{
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//dstream<<"ignoring small wanted_frametime_change"<<std::endl;
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return;
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@ -1239,6 +1264,93 @@ void draw_hotbar(video::IVideoDriver *driver, gui::IGUIFont *font,
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}
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}
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video::ITexture *g_map_plot_texture = NULL;
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float g_map_plot_texture_scale = 2;
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void updateMapPlotTexture(v2f centerpos, video::IVideoDriver* driver,
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Client *client)
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{
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assert(driver);
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assert(client);
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core::dimension2d<u32> dim(640,480);
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video::IImage *img = driver->createImage(video::ECF_A8R8G8B8, dim);
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assert(img);
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for(u32 y=0; y<dim.Height; y++)
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for(u32 x=0; x<dim.Width; x++)
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{
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v2f pf = v2f(x, dim.Height-y) - v2f(dim.Width, dim.Height)/2;
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pf *= g_map_plot_texture_scale;
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pf += centerpos;
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double h = base_rock_level_2d(client->getMapSeed(), pf);
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video::SColor c;
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//double d1 = 50;
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/*s32 ux = x - centerpos.X / g_map_plot_texture_scale;
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s32 uy = y - centerpos.Y / g_map_plot_texture_scale;*/
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// Screen coordinates that are based on multiples of
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// 1000/g_map_plot_texture_scale and never negative
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u32 ux = x + (u32)(1000/g_map_plot_texture_scale) * 10;
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u32 uy = y + (u32)(1000/g_map_plot_texture_scale) * 10;
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// Offset to center of image
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ux -= dim.Width/2;
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uy -= dim.Height/2;
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if(uy % (u32)(1000/g_map_plot_texture_scale) == 0
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|| ux % (u32)(1000/g_map_plot_texture_scale) == 0)
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c.set(255, 255, 255, 255);
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else if(uy % (u32)(100/g_map_plot_texture_scale) == 0
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|| ux % (u32)(100/g_map_plot_texture_scale) == 0)
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c.set(255, 160, 160, 160);
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else if(h < WATER_LEVEL - 0.5) // Water
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c.set(255, 50, 50, 255);
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else if(h < WATER_LEVEL + 2) // Sand
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c.set(255, 237, 201, 175);
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#if 1
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else if(h < WATER_LEVEL + 10) // Green
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c.set(255, 50, 150, 50);
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else if(h < WATER_LEVEL + 20) // Greenish yellow
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c.set(255, 110, 185, 50);
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else if(h < WATER_LEVEL + 50) // Yellow
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c.set(255, 220, 220, 50);
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else if(h < WATER_LEVEL + 100) // White
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c.set(255, 180, 180, 180);
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else
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c.set(255, 255, 255, 255);
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#endif
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/*else if(h < WATER_LEVEL + d1)
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{
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h -= WATER_LEVEL;
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u32 a = (u32)(h / d1 * 255);
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if(a > 255)
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a = 255;
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c.set(255, 0, a, 0);
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}*/
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#if 0
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else
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{
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h -= WATER_LEVEL;
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h /= 20.0;
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h = 1.0 - exp(-h);
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video::SColor c1(255,200,200,50);
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video::SColor c2(255,0,150,0);
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c = c1.getInterpolated(c2, h);
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/*u32 a = (u32)(h*255);
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if(a > 255)
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a = 255;
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a = 255-a;
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c.set(255, a, a, a);*/
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}
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#endif
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img->setPixel(x, y, c);
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}
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g_map_plot_texture = driver->addTexture("map_plot", img);
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img->drop();
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assert(g_map_plot_texture);
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}
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// Chat data
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struct ChatLine
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{
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@ -2252,6 +2364,10 @@ int main(int argc, char *argv[])
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*/
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g_input->step(dtime);
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/*
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Misc. stuff
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*/
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/*
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Player speed control
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*/
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@ -3020,16 +3136,6 @@ int main(int argc, char *argv[])
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driver->draw3DBox(*i, video::SColor(255,0,0,0));
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}
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/*
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Draw crosshair
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*/
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driver->draw2DLine(displaycenter - core::vector2d<s32>(10,0),
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displaycenter + core::vector2d<s32>(10,0),
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video::SColor(255,255,255,255));
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driver->draw2DLine(displaycenter - core::vector2d<s32>(0,10),
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displaycenter + core::vector2d<s32>(0,10),
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video::SColor(255,255,255,255));
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/*
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Frametime log
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*/
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@ -3048,6 +3154,31 @@ int main(int argc, char *argv[])
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}
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}
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/*
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Draw map plot
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*/
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if(g_show_map_plot && g_map_plot_texture)
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{
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core::dimension2d<u32> drawdim(640,480);
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core::rect<s32> dest(v2s32(0,0), drawdim);
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dest += v2s32(
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(screensize.X-drawdim.Width)/2,
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(screensize.Y-drawdim.Height)/2
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);
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core::rect<s32> source(v2s32(0,0), g_map_plot_texture->getSize());
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driver->draw2DImage(g_map_plot_texture, dest, source);
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}
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/*
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Draw crosshair
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*/
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driver->draw2DLine(displaycenter - core::vector2d<s32>(10,0),
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displaycenter + core::vector2d<s32>(10,0),
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video::SColor(255,255,255,255));
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driver->draw2DLine(displaycenter - core::vector2d<s32>(0,10),
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displaycenter + core::vector2d<s32>(0,10),
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video::SColor(255,255,255,255));
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} // timer
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//timer10.stop();
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@ -3077,8 +3208,23 @@ int main(int argc, char *argv[])
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drawtime = drawtimer.stop(true);
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/*
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Drawing ends
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End of drawing
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*/
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/*
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Refresh map plot if player has moved considerably
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*/
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if(g_refresh_map_plot)
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{
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static v3f old_player_pos = v3f(1,1,1) * 10000000;
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v3f p = client.getPlayerPosition() / BS;
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if(old_player_pos.getDistanceFrom(p) > 4 * g_map_plot_texture_scale)
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{
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updateMapPlotTexture(v2f(p.X,p.Z), driver, &client);
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old_player_pos = p;
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}
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g_refresh_map_plot = false;
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}
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static s16 lastFPS = 0;
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//u16 fps = driver->getFPS();
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929
src/map.cpp
929
src/map.cpp
File diff suppressed because it is too large
Load Diff
11
src/map.h
11
src/map.h
@ -40,6 +40,15 @@ with this program; if not, write to the Free Software Foundation, Inc.,
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#include "voxel.h"
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#include "mapchunk.h"
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/*
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Some exposed functions
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*/
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double base_rock_level_2d(u64 seed, v2f p);
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/*
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*/
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#define MAPTYPE_BASE 0
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#define MAPTYPE_SERVER 1
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#define MAPTYPE_CLIENT 2
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@ -531,6 +540,8 @@ public:
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bool isSavingEnabled(){ return m_map_saving_enabled; }
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u64 getSeed(){ return m_seed; }
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private:
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// Seed used for all kinds of randomness
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u64 m_seed;
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@ -34,6 +34,7 @@ MapBlock::MapBlock(NodeContainer *parent, v3s16 pos, bool dummy):
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m_pos(pos),
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changed(true),
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is_underground(false),
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m_lighting_expired(true),
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m_day_night_differs(false),
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m_objects(this)
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{
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@ -92,8 +92,7 @@ double noise3d(int x, int y, int z, int seed)
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return 1.0 - (double)n/1073741824;
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}
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#if 0
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// This is too slow
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#if 1
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double noise2d_gradient(double x, double y, int seed)
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{
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// Calculate the integer coordinates
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@ -118,7 +117,7 @@ double noise2d_gradient(double x, double y, int seed)
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}
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#endif
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#if 1
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#if 0
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double noise2d_gradient(double x, double y, int seed)
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{
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// Calculate the integer coordinates
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@ -175,6 +174,21 @@ double noise2d_perlin(double x, double y, int seed,
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return a;
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}
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double noise2d_perlin_abs(double x, double y, int seed,
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int octaves, double persistence)
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{
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double a = 0;
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double f = 1.0;
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double g = 1.0;
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for(int i=0; i<octaves; i++)
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{
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a += g * fabs(noise2d_gradient(x*f, y*f, seed+i));
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f *= 2.0;
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g *= persistence;
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}
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return a;
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}
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double noise3d_perlin(double x, double y, double z, int seed,
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int octaves, double persistence)
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{
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@ -190,3 +204,18 @@ double noise3d_perlin(double x, double y, double z, int seed,
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return a;
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}
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double noise3d_perlin_abs(double x, double y, double z, int seed,
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int octaves, double persistence)
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{
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double a = 0;
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double f = 1.0;
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double g = 1.0;
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for(int i=0; i<octaves; i++)
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{
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a += g * fabs(noise3d_gradient(x*f, y*f, z*f, seed+i));
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f *= 2.0;
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g *= persistence;
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}
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return a;
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}
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|
@ -32,8 +32,14 @@ double noise3d_gradient(double x, double y, double z, int seed);
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double noise2d_perlin(double x, double y, int seed,
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int octaves, double persistence);
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double noise2d_perlin_abs(double x, double y, int seed,
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int octaves, double persistence);
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double noise3d_perlin(double x, double y, double z, int seed,
|
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int octaves, double persistence);
|
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double noise3d_perlin_abs(double x, double y, double z, int seed,
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int octaves, double persistence);
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#endif
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|
@ -167,6 +167,26 @@ void * EmergeThread::Thread()
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only_from_disk,
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changed_blocks,
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lighting_invalidated_blocks);
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/*
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While we're at it, generate some other blocks too
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*/
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try
|
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{
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map.emergeBlock(
|
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p+v3s16(0,1,0),
|
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only_from_disk,
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changed_blocks,
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lighting_invalidated_blocks);
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map.emergeBlock(
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p+v3s16(0,-1,0),
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only_from_disk,
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changed_blocks,
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lighting_invalidated_blocks);
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}
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catch(InvalidPositionException &e)
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||||
{
|
||||
}
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}
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// If it is a dummy, block was not found on disk
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@ -208,23 +228,25 @@ void * EmergeThread::Thread()
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||||
Collect a list of blocks that have been modified in
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addition to the fetched one.
|
||||
*/
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||||
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||||
// Add all the "changed blocks" to modified_blocks
|
||||
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if(lighting_invalidated_blocks.size() > 0)
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dstream<<"lighting "<<lighting_invalidated_blocks.size()
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<<" blocks"<<std::endl;
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||||
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||||
// 50-100ms for single block generation
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//TimeTaker timer("** EmergeThread updateLighting");
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||||
// Update lighting without locking the environment mutex,
|
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// add modified blocks to changed blocks
|
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map.updateLighting(lighting_invalidated_blocks, modified_blocks);
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||||
|
||||
// Add all from changed_blocks to modified_blocks
|
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for(core::map<v3s16, MapBlock*>::Iterator i = changed_blocks.getIterator();
|
||||
i.atEnd() == false; i++)
|
||||
{
|
||||
MapBlock *block = i.getNode()->getValue();
|
||||
modified_blocks.insert(block->getPos(), block);
|
||||
}
|
||||
|
||||
/*dstream<<"lighting "<<lighting_invalidated_blocks.size()
|
||||
<<" blocks"<<std::endl;*/
|
||||
|
||||
//TimeTaker timer("** updateLighting");
|
||||
|
||||
// Update lighting without locking the environment mutex,
|
||||
// add modified blocks to changed blocks
|
||||
map.updateLighting(lighting_invalidated_blocks, modified_blocks);
|
||||
}
|
||||
// If we got no block, there should be no invalidated blocks
|
||||
else
|
||||
@ -551,7 +573,8 @@ void RemoteClient::GetNextBlocks(Server *server, float dtime,
|
||||
{
|
||||
//TODO: Get value from somewhere
|
||||
// Allow only one block in emerge queue
|
||||
if(server->m_emerge_queue.peerItemCount(peer_id) < 1)
|
||||
//if(server->m_emerge_queue.peerItemCount(peer_id) < 1)
|
||||
if(server->m_emerge_queue.peerItemCount(peer_id) < 2)
|
||||
{
|
||||
//dstream<<"Adding block to emerge queue"<<std::endl;
|
||||
|
||||
@ -1681,10 +1704,11 @@ void Server::ProcessData(u8 *data, u32 datasize, u16 peer_id)
|
||||
|
||||
// Now answer with a TOCLIENT_INIT
|
||||
|
||||
SharedBuffer<u8> reply(2+1+6);
|
||||
SharedBuffer<u8> reply(2+1+6+8);
|
||||
writeU16(&reply[0], TOCLIENT_INIT);
|
||||
writeU8(&reply[2], deployed);
|
||||
writeV3S16(&reply[3], floatToInt(player->getPosition()+v3f(0,BS/2,0), BS));
|
||||
writeV3S16(&reply[2+1], floatToInt(player->getPosition()+v3f(0,BS/2,0), BS));
|
||||
writeU64(&reply[2+1+6], m_env.getServerMap().getSeed());
|
||||
// Send as reliable
|
||||
m_con.Send(peer_id, 0, reply, true);
|
||||
|
||||
|
@ -486,7 +486,7 @@ void TextureSource::buildMainAtlas()
|
||||
sourcelist.push_back("sand.png^mineral_iron.png");
|
||||
|
||||
// Padding to disallow texture bleeding
|
||||
s32 padding = 8;
|
||||
s32 padding = 16;
|
||||
|
||||
/*
|
||||
First pass: generate almost everything
|
||||
|
@ -39,6 +39,18 @@ extern const v3s16 g_26dirs[26];
|
||||
// 26th is (0,0,0)
|
||||
extern const v3s16 g_27dirs[27];
|
||||
|
||||
inline void writeU64(u8 *data, u64 i)
|
||||
{
|
||||
data[0] = ((i>>56)&0xff);
|
||||
data[1] = ((i>>48)&0xff);
|
||||
data[2] = ((i>>40)&0xff);
|
||||
data[3] = ((i>>32)&0xff);
|
||||
data[4] = ((i>>24)&0xff);
|
||||
data[5] = ((i>>16)&0xff);
|
||||
data[6] = ((i>> 8)&0xff);
|
||||
data[7] = ((i>> 0)&0xff);
|
||||
}
|
||||
|
||||
inline void writeU32(u8 *data, u32 i)
|
||||
{
|
||||
data[0] = ((i>>24)&0xff);
|
||||
@ -58,6 +70,14 @@ inline void writeU8(u8 *data, u8 i)
|
||||
data[0] = ((i>> 0)&0xff);
|
||||
}
|
||||
|
||||
inline u64 readU64(u8 *data)
|
||||
{
|
||||
return ((u64)data[0]<<56) | ((u64)data[1]<<48)
|
||||
| ((u64)data[2]<<40) | ((u64)data[3]<<32)
|
||||
| ((u64)data[4]<<24) | ((u64)data[5]<<16)
|
||||
| ((u64)data[6]<<8) | ((u64)data[7]<<0);
|
||||
}
|
||||
|
||||
inline u32 readU32(u8 *data)
|
||||
{
|
||||
return (data[0]<<24) | (data[1]<<16) | (data[2]<<8) | (data[3]<<0);
|
||||
|
Loading…
Reference in New Issue
Block a user