diff options
author | Quentin Bazin <quent42340@gmail.com> | 2018-11-28 20:01:49 +0100 |
---|---|---|
committer | SmallJoker <SmallJoker@users.noreply.github.com> | 2018-11-28 20:01:49 +0100 |
commit | 5f1cd555cd9d1c64426e173b30b5b792d211c835 (patch) | |
tree | 2c8508467d3bf28d549cce2d25144fa8ef42beae /src/clouds.cpp | |
parent | ddd9317b733857630499972179caebc236b4d991 (diff) | |
download | dragonfireclient-5f1cd555cd9d1c64426e173b30b5b792d211c835.tar.xz |
Move client-specific files to 'src/client' (#7902)
Update Android.mk
Remove 'src/client' from include_directories
Diffstat (limited to 'src/clouds.cpp')
-rw-r--r-- | src/clouds.cpp | 386 |
1 files changed, 0 insertions, 386 deletions
diff --git a/src/clouds.cpp b/src/clouds.cpp deleted file mode 100644 index 13051f32c..000000000 --- a/src/clouds.cpp +++ /dev/null @@ -1,386 +0,0 @@ -/* -Minetest -Copyright (C) 2010-2013 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 Lesser General Public License as published by -the Free Software Foundation; either version 2.1 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 Lesser General Public License for more details. - -You should have received a copy of the GNU Lesser 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. -*/ - -#include "client/renderingengine.h" -#include "clouds.h" -#include "noise.h" -#include "constants.h" -#include "debug.h" -#include "profiler.h" -#include "settings.h" -#include <cmath> - - -// Menu clouds are created later -class Clouds; -Clouds *g_menuclouds = NULL; -irr::scene::ISceneManager *g_menucloudsmgr = NULL; - -// Constant for now -static constexpr const float cloud_size = BS * 64.0f; - -static void cloud_3d_setting_changed(const std::string &settingname, void *data) -{ - ((Clouds *)data)->readSettings(); -} - -Clouds::Clouds(scene::ISceneManager* mgr, - s32 id, - u32 seed -): - scene::ISceneNode(mgr->getRootSceneNode(), mgr, id), - m_seed(seed) -{ - m_material.setFlag(video::EMF_LIGHTING, false); - //m_material.setFlag(video::EMF_BACK_FACE_CULLING, 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, true); - m_material.setFlag(video::EMF_ANTI_ALIASING, true); - //m_material.MaterialType = video::EMT_TRANSPARENT_VERTEX_ALPHA; - m_material.MaterialType = video::EMT_TRANSPARENT_ALPHA_CHANNEL; - - m_params.height = 120; - m_params.density = 0.4f; - m_params.thickness = 16.0f; - m_params.color_bright = video::SColor(229, 240, 240, 255); - m_params.color_ambient = video::SColor(255, 0, 0, 0); - m_params.speed = v2f(0.0f, -2.0f); - - readSettings(); - g_settings->registerChangedCallback("enable_3d_clouds", - &cloud_3d_setting_changed, this); - - updateBox(); -} - -Clouds::~Clouds() -{ - g_settings->deregisterChangedCallback("enable_3d_clouds", - &cloud_3d_setting_changed, this); -} - -void Clouds::OnRegisterSceneNode() -{ - if(IsVisible) - { - SceneManager->registerNodeForRendering(this, scene::ESNRP_TRANSPARENT); - //SceneManager->registerNodeForRendering(this, scene::ESNRP_SOLID); - } - - ISceneNode::OnRegisterSceneNode(); -} - -void Clouds::render() -{ - - if (m_params.density <= 0.0f) - return; // no need to do anything - - video::IVideoDriver* driver = SceneManager->getVideoDriver(); - - if(SceneManager->getSceneNodeRenderPass() != scene::ESNRP_TRANSPARENT) - //if(SceneManager->getSceneNodeRenderPass() != scene::ESNRP_SOLID) - return; - - ScopeProfiler sp(g_profiler, "Rendering of clouds, avg", SPT_AVG); - - int num_faces_to_draw = m_enable_3d ? 6 : 1; - - m_material.setFlag(video::EMF_BACK_FACE_CULLING, m_enable_3d); - - driver->setTransform(video::ETS_WORLD, AbsoluteTransformation); - driver->setMaterial(m_material); - - /* - Clouds move from Z+ towards Z- - */ - - const float cloud_full_radius = cloud_size * m_cloud_radius_i; - - v2f camera_pos_2d(m_camera_pos.X, m_camera_pos.Z); - // Position of cloud noise origin from the camera - v2f cloud_origin_from_camera_f = m_origin - camera_pos_2d; - // The center point of drawing in the noise - v2f center_of_drawing_in_noise_f = -cloud_origin_from_camera_f; - // The integer center point of drawing in the noise - v2s16 center_of_drawing_in_noise_i( - std::floor(center_of_drawing_in_noise_f.X / cloud_size), - std::floor(center_of_drawing_in_noise_f.Y / cloud_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 * cloud_size, - center_of_drawing_in_noise_i.Y * cloud_size - ) + m_origin; - - /*video::SColor c_top(128,b*240,b*240,b*255); - video::SColor c_side_1(128,b*230,b*230,b*255); - video::SColor c_side_2(128,b*220,b*220,b*245); - video::SColor c_bottom(128,b*205,b*205,b*230);*/ - video::SColorf c_top_f(m_color); - video::SColorf c_side_1_f(m_color); - video::SColorf c_side_2_f(m_color); - video::SColorf c_bottom_f(m_color); - c_side_1_f.r *= 0.95; - c_side_1_f.g *= 0.95; - c_side_1_f.b *= 0.95; - c_side_2_f.r *= 0.90; - c_side_2_f.g *= 0.90; - c_side_2_f.b *= 0.90; - c_bottom_f.r *= 0.80; - c_bottom_f.g *= 0.80; - c_bottom_f.b *= 0.80; - video::SColor c_top = c_top_f.toSColor(); - video::SColor c_side_1 = c_side_1_f.toSColor(); - video::SColor c_side_2 = c_side_2_f.toSColor(); - video::SColor c_bottom = c_bottom_f.toSColor(); - - // Get fog parameters for setting them back later - video::SColor fog_color(0,0,0,0); - video::E_FOG_TYPE fog_type = video::EFT_FOG_LINEAR; - f32 fog_start = 0; - f32 fog_end = 0; - f32 fog_density = 0; - bool fog_pixelfog = false; - bool fog_rangefog = false; - driver->getFog(fog_color, fog_type, fog_start, fog_end, fog_density, - fog_pixelfog, fog_rangefog); - - // Set our own fog - driver->setFog(fog_color, fog_type, cloud_full_radius * 0.5, - cloud_full_radius*1.2, fog_density, fog_pixelfog, fog_rangefog); - - // Read noise - - bool *grid = new bool[m_cloud_radius_i * 2 * m_cloud_radius_i * 2]; - - - for(s16 zi = -m_cloud_radius_i; zi < m_cloud_radius_i; zi++) { - u32 si = (zi + m_cloud_radius_i) * m_cloud_radius_i * 2 + m_cloud_radius_i; - - for (s16 xi = -m_cloud_radius_i; xi < m_cloud_radius_i; xi++) { - u32 i = si + xi; - - grid[i] = gridFilled( - xi + center_of_drawing_in_noise_i.X, - zi + center_of_drawing_in_noise_i.Y - ); - } - } - -#define GETINDEX(x, z, radius) (((z)+(radius))*(radius)*2 + (x)+(radius)) -#define INAREA(x, z, radius) \ - ((x) >= -(radius) && (x) < (radius) && (z) >= -(radius) && (z) < (radius)) - - for (s16 zi0= -m_cloud_radius_i; zi0 < m_cloud_radius_i; zi0++) - for (s16 xi0= -m_cloud_radius_i; xi0 < m_cloud_radius_i; xi0++) - { - s16 zi = zi0; - s16 xi = xi0; - // Draw from front to back (needed for transparency) - /*if(zi <= 0) - zi = -m_cloud_radius_i - zi; - if(xi <= 0) - xi = -m_cloud_radius_i - xi;*/ - // Draw from back to front - if(zi >= 0) - zi = m_cloud_radius_i - zi - 1; - if(xi >= 0) - xi = m_cloud_radius_i - xi - 1; - - u32 i = GETINDEX(xi, zi, m_cloud_radius_i); - - if (!grid[i]) - continue; - - v2f p0 = v2f(xi,zi)*cloud_size + world_center_of_drawing_in_noise_f; - - video::S3DVertex v[4] = { - video::S3DVertex(0,0,0, 0,0,0, c_top, 0, 1), - video::S3DVertex(0,0,0, 0,0,0, c_top, 1, 1), - video::S3DVertex(0,0,0, 0,0,0, c_top, 1, 0), - video::S3DVertex(0,0,0, 0,0,0, c_top, 0, 0) - }; - - /*if(zi <= 0 && xi <= 0){ - v[0].Color.setBlue(255); - v[1].Color.setBlue(255); - v[2].Color.setBlue(255); - v[3].Color.setBlue(255); - }*/ - - f32 rx = cloud_size / 2.0f; - // if clouds are flat, the top layer should be at the given height - f32 ry = m_enable_3d ? m_params.thickness * BS : 0.0f; - f32 rz = cloud_size / 2; - - for(int i=0; i<num_faces_to_draw; i++) - { - switch(i) - { - case 0: // top - for (video::S3DVertex &vertex : v) { - vertex.Normal.set(0,1,0); - } - v[0].Pos.set(-rx, ry,-rz); - v[1].Pos.set(-rx, ry, rz); - v[2].Pos.set( rx, ry, rz); - v[3].Pos.set( rx, ry,-rz); - break; - case 1: // back - if (INAREA(xi, zi - 1, m_cloud_radius_i)) { - u32 j = GETINDEX(xi, zi - 1, m_cloud_radius_i); - if(grid[j]) - continue; - } - for (video::S3DVertex &vertex : v) { - vertex.Color = c_side_1; - vertex.Normal.set(0,0,-1); - } - v[0].Pos.set(-rx, ry,-rz); - v[1].Pos.set( rx, ry,-rz); - v[2].Pos.set( rx, 0,-rz); - v[3].Pos.set(-rx, 0,-rz); - break; - case 2: //right - if (INAREA(xi + 1, zi, m_cloud_radius_i)) { - u32 j = GETINDEX(xi+1, zi, m_cloud_radius_i); - if(grid[j]) - continue; - } - for (video::S3DVertex &vertex : v) { - vertex.Color = c_side_2; - vertex.Normal.set(1,0,0); - } - v[0].Pos.set( rx, ry,-rz); - v[1].Pos.set( rx, ry, rz); - v[2].Pos.set( rx, 0, rz); - v[3].Pos.set( rx, 0,-rz); - break; - case 3: // front - if (INAREA(xi, zi + 1, m_cloud_radius_i)) { - u32 j = GETINDEX(xi, zi + 1, m_cloud_radius_i); - if(grid[j]) - continue; - } - for (video::S3DVertex &vertex : v) { - vertex.Color = c_side_1; - vertex.Normal.set(0,0,-1); - } - v[0].Pos.set( rx, ry, rz); - v[1].Pos.set(-rx, ry, rz); - v[2].Pos.set(-rx, 0, rz); - v[3].Pos.set( rx, 0, rz); - break; - case 4: // left - if (INAREA(xi-1, zi, m_cloud_radius_i)) { - u32 j = GETINDEX(xi-1, zi, m_cloud_radius_i); - if(grid[j]) - continue; - } - for (video::S3DVertex &vertex : v) { - vertex.Color = c_side_2; - vertex.Normal.set(-1,0,0); - } - v[0].Pos.set(-rx, ry, rz); - v[1].Pos.set(-rx, ry,-rz); - v[2].Pos.set(-rx, 0,-rz); - v[3].Pos.set(-rx, 0, rz); - break; - case 5: // bottom - for (video::S3DVertex &vertex : v) { - vertex.Color = c_bottom; - vertex.Normal.set(0,-1,0); - } - v[0].Pos.set( rx, 0, rz); - v[1].Pos.set(-rx, 0, rz); - v[2].Pos.set(-rx, 0,-rz); - v[3].Pos.set( rx, 0,-rz); - break; - } - - v3f pos(p0.X, m_params.height * BS, p0.Y); - pos -= intToFloat(m_camera_offset, BS); - - for (video::S3DVertex &vertex : v) - vertex.Pos += pos; - u16 indices[] = {0,1,2,2,3,0}; - driver->drawVertexPrimitiveList(v, 4, indices, 2, - video::EVT_STANDARD, scene::EPT_TRIANGLES, video::EIT_16BIT); - } - } - - delete[] grid; - - // Restore fog settings - driver->setFog(fog_color, fog_type, fog_start, fog_end, fog_density, - fog_pixelfog, fog_rangefog); -} - -void Clouds::step(float dtime) -{ - m_origin = m_origin + dtime * BS * m_params.speed; -} - -void Clouds::update(const v3f &camera_p, const video::SColorf &color_diffuse) -{ - m_camera_pos = camera_p; - m_color.r = MYMIN(MYMAX(color_diffuse.r * m_params.color_bright.getRed(), - m_params.color_ambient.getRed()), 255) / 255.0f; - m_color.g = MYMIN(MYMAX(color_diffuse.g * m_params.color_bright.getGreen(), - m_params.color_ambient.getGreen()), 255) / 255.0f; - m_color.b = MYMIN(MYMAX(color_diffuse.b * m_params.color_bright.getBlue(), - m_params.color_ambient.getBlue()), 255) / 255.0f; - m_color.a = m_params.color_bright.getAlpha() / 255.0f; - - // is the camera inside the cloud mesh? - m_camera_inside_cloud = false; // default - if (m_enable_3d) { - float camera_height = camera_p.Y; - if (camera_height >= m_box.MinEdge.Y && - camera_height <= m_box.MaxEdge.Y) { - v2f camera_in_noise; - camera_in_noise.X = floor((camera_p.X - m_origin.X) / cloud_size + 0.5); - camera_in_noise.Y = floor((camera_p.Z - m_origin.Y) / cloud_size + 0.5); - bool filled = gridFilled(camera_in_noise.X, camera_in_noise.Y); - m_camera_inside_cloud = filled; - } - } -} - -void Clouds::readSettings() -{ - m_cloud_radius_i = g_settings->getU16("cloud_radius"); - m_enable_3d = g_settings->getBool("enable_3d_clouds"); -} - -bool Clouds::gridFilled(int x, int y) const -{ - float cloud_size_noise = cloud_size / (BS * 200.f); - float noise = noise2d_perlin( - (float)x * cloud_size_noise, - (float)y * cloud_size_noise, - m_seed, 3, 0.5); - // normalize to 0..1 (given 3 octaves) - static constexpr const float noise_bound = 1.0f + 0.5f + 0.25f; - float density = noise / noise_bound * 0.5f + 0.5f; - return (density < m_params.density); -} |