diff options
| -rw-r--r-- | minetest.conf.example | 6 | ||||
| -rw-r--r-- | src/CMakeLists.txt | 1 | ||||
| -rw-r--r-- | src/clouds.cpp | 2 | ||||
| -rw-r--r-- | src/defaultsettings.cpp | 3 | ||||
| -rw-r--r-- | src/farmesh.cpp | 253 | ||||
| -rw-r--r-- | src/farmesh.h | 84 | ||||
| -rw-r--r-- | src/game.cpp | 42 |
7 files changed, 386 insertions, 5 deletions
diff --git a/minetest.conf.example b/minetest.conf.example index 743186853..6e8a82bac 100644 --- a/minetest.conf.example +++ b/minetest.conf.example @@ -58,6 +58,12 @@ # Whether to fog out the end of the visible area #enable_fog = true +# Enable/disable clouds +#enable_clouds = true + +# Experimental +#enable_farmesh = false + # Enable a bit lower water surface; disable for speed #new_style_water = true diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt index 367b38818..558c28027 100644 --- a/src/CMakeLists.txt +++ b/src/CMakeLists.txt @@ -85,6 +85,7 @@ set(common_SRCS # Client sources set(minetest_SRCS ${common_SRCS} + farmesh.cpp keycode.cpp clouds.cpp clientobject.cpp diff --git a/src/clouds.cpp b/src/clouds.cpp index 70d19fde5..122beedac 100644 --- a/src/clouds.cpp +++ b/src/clouds.cpp @@ -58,8 +58,8 @@ void Clouds::OnRegisterSceneNode() { if(IsVisible) { - SceneManager->registerNodeForRendering(this, scene::ESNRP_SOLID); //SceneManager->registerNodeForRendering(this, scene::ESNRP_TRANSPARENT); + SceneManager->registerNodeForRendering(this, scene::ESNRP_SOLID); } ISceneNode::OnRegisterSceneNode(); diff --git a/src/defaultsettings.cpp b/src/defaultsettings.cpp index 73f22a7f7..e57157a82 100644 --- a/src/defaultsettings.cpp +++ b/src/defaultsettings.cpp @@ -61,11 +61,12 @@ void set_default_settings() g_settings.setDefault("enable_texture_atlas", "true"); g_settings.setDefault("texture_path", ""); g_settings.setDefault("video_driver", "opengl"); - g_settings.setDefault("free_move", "false"); g_settings.setDefault("continuous_forward", "false"); g_settings.setDefault("fast_move", "false"); g_settings.setDefault("invert_mouse", "false"); + g_settings.setDefault("enable_farmesh", "false"); + g_settings.setDefault("enable_clouds", "true"); // Server stuff g_settings.setDefault("enable_experimental", "false"); diff --git a/src/farmesh.cpp b/src/farmesh.cpp new file mode 100644 index 000000000..e4847966f --- /dev/null +++ b/src/farmesh.cpp @@ -0,0 +1,253 @@ +/* +Part of Minetest-c55 +Copyright (C) 2011 celeron55, Perttu Ahola <celeron55@gmail.com> + +This program is free software; you can redistribute it and/or modify +it under the terms of the GNU General Public License as published by +the Free Software Foundation; either version 2 of the License, or +(at your option) any later version. + +This program is distributed in the hope that it will be useful, +but WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +GNU General Public License for more details. + +You should have received a copy of the GNU General Public License along +with this program; if not, write to the Free Software Foundation, Inc., +51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. +*/ + +/* + A quick messy implementation of terrain rendering for a long + distance according to map seed +*/ + +#include "farmesh.h" +#include "constants.h" +#include "debug.h" +#include "noise.h" +#include "map.h" + +FarMesh::FarMesh( + scene::ISceneNode* parent, + scene::ISceneManager* mgr, + s32 id, + u64 seed +): + scene::ISceneNode(parent, mgr, id), + m_seed(seed), + m_camera_pos(0,0), + m_time(0) +{ + dstream<<__FUNCTION_NAME<<std::endl; + + m_material.setFlag(video::EMF_LIGHTING, false); + m_material.setFlag(video::EMF_BACK_FACE_CULLING, true); + m_material.setFlag(video::EMF_BILINEAR_FILTER, false); + m_material.setFlag(video::EMF_FOG_ENABLE, false); + //m_material.setFlag(video::EMF_ANTI_ALIASING, true); + //m_material.MaterialType = video::EMT_TRANSPARENT_VERTEX_ALPHA; + + m_box = core::aabbox3d<f32>(-BS*1000000,-BS*31000,-BS*1000000, + BS*1000000,BS*31000,BS*1000000); + +} + +FarMesh::~FarMesh() +{ + dstream<<__FUNCTION_NAME<<std::endl; +} + +void FarMesh::OnRegisterSceneNode() +{ + if(IsVisible) + { + //SceneManager->registerNodeForRendering(this, scene::ESNRP_TRANSPARENT); + //SceneManager->registerNodeForRendering(this, scene::ESNRP_SOLID); + SceneManager->registerNodeForRendering(this, scene::ESNRP_SKY_BOX); + } + + ISceneNode::OnRegisterSceneNode(); +} + +#define MYROUND(x) (x > 0.0 ? (int)x : (int)x - 1) + +// Temporary hack +core::map<v2s16, float> g_heights; + +float ground_height(u64 seed, v2s16 p2d) +{ + core::map<v2s16, float>::Node *n = g_heights.find(p2d); + if(n) + return n->getValue(); + float avg_mud_amount = 4; + float gh = BS*base_rock_level_2d(seed, p2d) + avg_mud_amount*BS; + //gh *= 10; + g_heights[p2d] = gh; + return gh; +} + +void FarMesh::render() +{ + video::IVideoDriver* driver = SceneManager->getVideoDriver(); + + /*if(SceneManager->getSceneNodeRenderPass() != scene::ESNRP_TRANSPARENT) + return;*/ + /*if(SceneManager->getSceneNodeRenderPass() != scene::ESNRP_SOLID) + return;*/ + if(SceneManager->getSceneNodeRenderPass() != scene::ESNRP_SKY_BOX) + return; + + driver->setTransform(video::ETS_WORLD, AbsoluteTransformation); + driver->setMaterial(m_material); + + const s16 grid_radius_i = 12; + const float grid_size = BS*50; + const v2f grid_speed(-BS*0, 0); + + // Position of grid noise origin in world coordinates + v2f world_grid_origin_pos_f(0,0); + // Position of grid noise origin from the camera + v2f grid_origin_from_camera_f = world_grid_origin_pos_f - m_camera_pos; + // The center point of drawing in the noise + v2f center_of_drawing_in_noise_f = -grid_origin_from_camera_f; + // The integer center point of drawing in the noise + v2s16 center_of_drawing_in_noise_i( + MYROUND(center_of_drawing_in_noise_f.X / grid_size), + MYROUND(center_of_drawing_in_noise_f.Y / grid_size) + ); + // The world position of the integer center point of drawing in the noise + v2f world_center_of_drawing_in_noise_f = v2f( + center_of_drawing_in_noise_i.X * grid_size, + center_of_drawing_in_noise_i.Y * grid_size + ) + world_grid_origin_pos_f; + + for(s16 zi=-grid_radius_i; zi<grid_radius_i; zi++) + for(s16 xi=-grid_radius_i; xi<grid_radius_i; xi++) + { + v2s16 p_in_noise_i( + xi+center_of_drawing_in_noise_i.X, + zi+center_of_drawing_in_noise_i.Y + ); + + /*if((p_in_noise_i.X + p_in_noise_i.Y)%2==0) + continue;*/ + /*if((p_in_noise_i.X/2 + p_in_noise_i.Y/2)%2==0) + continue;*/ + + v2f p0 = v2f(xi,zi)*grid_size + world_center_of_drawing_in_noise_f; + + /*double noise[4]; + double d = 100*BS; + noise[0] = d*noise2d_perlin( + (float)(p_in_noise_i.X+0)*grid_size/BS/100, + (float)(p_in_noise_i.Y+0)*grid_size/BS/100, + m_seed, 3, 0.5); + + noise[1] = d*noise2d_perlin( + (float)(p_in_noise_i.X+0)*grid_size/BS/100, + (float)(p_in_noise_i.Y+1)*grid_size/BS/100, + m_seed, 3, 0.5); + + noise[2] = d*noise2d_perlin( + (float)(p_in_noise_i.X+1)*grid_size/BS/100, + (float)(p_in_noise_i.Y+1)*grid_size/BS/100, + m_seed, 3, 0.5); + + noise[3] = d*noise2d_perlin( + (float)(p_in_noise_i.X+1)*grid_size/BS/100, + (float)(p_in_noise_i.Y+0)*grid_size/BS/100, + m_seed, 3, 0.5);*/ + + float noise[4]; + noise[0] = ground_height(m_seed, v2s16( + (p_in_noise_i.X+0)*grid_size/BS, + (p_in_noise_i.Y+0)*grid_size/BS)); + noise[1] = ground_height(m_seed, v2s16( + (p_in_noise_i.X+0)*grid_size/BS, + (p_in_noise_i.Y+1)*grid_size/BS)); + noise[2] = ground_height(m_seed, v2s16( + (p_in_noise_i.X+1)*grid_size/BS, + (p_in_noise_i.Y+1)*grid_size/BS)); + noise[3] = ground_height(m_seed, v2s16( + (p_in_noise_i.X+1)*grid_size/BS, + (p_in_noise_i.Y+0)*grid_size/BS)); + + float h_min = BS*65535; + float h_max = -BS*65536; + for(u32 i=0; i<4; i++) + { + if(noise[i] < h_min) + h_min = noise[i]; + if(noise[i] > h_max) + h_max = noise[i]; + } + float steepness = (h_max - h_min)/grid_size; + + float h_avg = (noise[0]+noise[1]+noise[2]+noise[3])/4.0; + float light_f = noise[0]+noise[1]-noise[2]-noise[3]; + light_f /= 100; + if(light_f < -1.0) light_f = -1.0; + if(light_f > 1.0) light_f = 1.0; + //light_f += 1.0; + //light_f /= 2.0; + + v2f p1 = p0 + v2f(1,1)*grid_size; + + video::SColor c; + // Detect water + if(h_avg < WATER_LEVEL*BS && h_max < (WATER_LEVEL+5)*BS) + { + c = video::SColor(128,59,86,146); + /*// Set to water level + for(u32 i=0; i<4; i++) + { + if(noise[i] < BS*WATER_LEVEL) + noise[i] = BS*WATER_LEVEL; + }*/ + light_f = 0; + } + else if(steepness > 2.0) + c = video::SColor(128,128,128,128); + else + c = video::SColor(128,107,134,51); + + // Set to water level + for(u32 i=0; i<4; i++) + { + if(noise[i] < BS*WATER_LEVEL) + noise[i] = BS*WATER_LEVEL; + } + + float b = m_brightness + light_f*0.1*m_brightness; + if(b < 0) b = 0; + if(b > 2) b = 2; + + c = video::SColor(128, b*c.getRed(), b*c.getGreen(), b*c.getBlue()); + + video::S3DVertex vertices[4] = + { + video::S3DVertex(p0.X,noise[0],p0.Y, 0,0,0, c, 0,1), + video::S3DVertex(p0.X,noise[1],p1.Y, 0,0,0, c, 1,1), + video::S3DVertex(p1.X,noise[2],p1.Y, 0,0,0, c, 1,0), + video::S3DVertex(p1.X,noise[3],p0.Y, 0,0,0, c, 0,0), + }; + u16 indices[] = {0,1,2,2,3,0}; + driver->drawVertexPrimitiveList(vertices, 4, indices, 2, + video::EVT_STANDARD, scene::EPT_TRIANGLES, video::EIT_16BIT); + } + + driver->clearZBuffer(); +} + +void FarMesh::step(float dtime) +{ + m_time += dtime; +} + +void FarMesh::update(v2f camera_p, float brightness) +{ + m_camera_pos = camera_p; + m_brightness = brightness; +} + diff --git a/src/farmesh.h b/src/farmesh.h new file mode 100644 index 000000000..12f587942 --- /dev/null +++ b/src/farmesh.h @@ -0,0 +1,84 @@ +/* +Part of Minetest-c55 +Copyright (C) 2010-2011 celeron55, Perttu Ahola <celeron55@gmail.com> + +This program is free software; you can redistribute it and/or modify +it under the terms of the GNU General Public License as published by +the Free Software Foundation; either version 2 of the License, or +(at your option) any later version. + +This program is distributed in the hope that it will be useful, +but WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +GNU General Public License for more details. + +You should have received a copy of the GNU General Public License along +with this program; if not, write to the Free Software Foundation, Inc., +51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. +*/ + +#ifndef FARMESH_HEADER +#define FARMESH_HEADER + +/* + A quick messy implementation of terrain rendering for a long + distance according to map seed +*/ + +#include "common_irrlicht.h" + +class FarMesh : public scene::ISceneNode +{ +public: + FarMesh( + scene::ISceneNode* parent, + scene::ISceneManager* mgr, + s32 id, + u64 seed + ); + + ~FarMesh(); + + /* + ISceneNode methods + */ + + virtual void OnRegisterSceneNode(); + + virtual void render(); + + virtual const core::aabbox3d<f32>& getBoundingBox() const + { + return m_box; + } + + virtual u32 getMaterialCount() const + { + return 1; + } + + virtual video::SMaterial& getMaterial(u32 i) + { + return m_material; + } + + /* + Other stuff + */ + + void step(float dtime); + + void update(v2f camera_p, float brightness); + +private: + video::SMaterial m_material; + core::aabbox3d<f32> m_box; + float m_cloud_y; + float m_brightness; + u32 m_seed; + v2f m_camera_pos; + float m_time; +}; + +#endif + diff --git a/src/game.cpp b/src/game.cpp index e8e6cb71f..ef574c348 100644 --- a/src/game.cpp +++ b/src/game.cpp @@ -30,6 +30,7 @@ with this program; if not, write to the Free Software Foundation, Inc., #include "config.h" #include "clouds.h" #include "keycode.h" +#include "farmesh.h" /* Setting this to 1 enables a special camera mode that forces @@ -595,6 +596,10 @@ void update_skybox(video::IVideoDriver* driver, skybox->remove(); } + // Disable skybox if FarMesh is enabled + if(g_settings.getBool("enable_farmesh")) + return; + if(brightness >= 0.5) { skybox = smgr->addSkyBoxSceneNode( @@ -815,8 +820,21 @@ void the_game( float cloud_height = BS*100; Clouds *clouds = NULL; - clouds = new Clouds(smgr->getRootSceneNode(), smgr, -1, - cloud_height, time(0)); + if(g_settings.getBool("enable_clouds")) + { + clouds = new Clouds(smgr->getRootSceneNode(), smgr, -1, + cloud_height, time(0)); + } + + /* + FarMesh + */ + + FarMesh *farmesh = NULL; + if(g_settings.getBool("enable_farmesh")) + { + farmesh = new FarMesh(smgr->getRootSceneNode(), smgr, -1, client.getMapSeed()); + } /* Move into game @@ -1789,6 +1807,16 @@ void the_game( 0.05+brightness*0.95); } + /* + Update farmesh (TODO: Remove from here) + */ + if(farmesh) + { + farmesh->step(dtime); + farmesh->update(v2f(player_position.X, player_position.Z), + 0.05+brightness*0.95); + } + // Store brightness value old_brightness = brightness; @@ -1999,6 +2027,13 @@ void the_game( //driver->beginScene(false, true, bgcolor); beginscenetime = timer.stop(true); } + + /* + Draw farmesh before everything else + */ + { + //farmesh->render(); + } //timer3.stop(); @@ -2131,7 +2166,8 @@ void the_game( /* Drop stuff */ - clouds->drop(); + if(clouds) + clouds->drop(); /* Draw a "shutting down" screen, which will be shown while the map |