From bda2f565038ccba902880a3daf4ea8d9dbe97069 Mon Sep 17 00:00:00 2001 From: paramat Date: Sun, 11 Oct 2015 18:11:09 +0100 Subject: [PATCH] Mgfractal: Independant offset and slice params for mandelbrot and julia Player now spawns on julia set due to julia offset Add commented-out '#include profiler.h' for timetaker use Use v3fs to reduce number of parameters Tune tunnel width to match mgv7 --- src/mapgen_fractal.cpp | 76 ++++++++++++++++++++++-------------------- src/mapgen_fractal.h | 28 ++++++++-------- 2 files changed, 53 insertions(+), 51 deletions(-) diff --git a/src/mapgen_fractal.cpp b/src/mapgen_fractal.cpp index a1abcffed..b99d3af40 100644 --- a/src/mapgen_fractal.cpp +++ b/src/mapgen_fractal.cpp @@ -28,6 +28,7 @@ with this program; if not, write to the Free Software Foundation, Inc., #include "content_sao.h" #include "nodedef.h" #include "voxelalgorithms.h" +//#include "profiler.h" // For TimeTaker #include "settings.h" // For g_settings #include "emerge.h" #include "dungeongen.h" @@ -65,14 +66,15 @@ MapgenFractal::MapgenFractal(int mapgenid, MapgenParams *params, EmergeManager * MapgenFractalParams *sp = (MapgenFractalParams *)params->sparams; this->spflags = sp->spflags; + this->iterations = sp->iterations; - this->scale_x = sp->scale_x; - this->scale_y = sp->scale_y; - this->scale_z = sp->scale_z; - this->offset_x = sp->offset_x; - this->offset_y = sp->offset_y; - this->offset_z = sp->offset_z; - this->slice_w = sp->slice_w; + this->scale = sp->scale; + + this->moffset = sp->moffset; + this->mslice_w = sp->mslice_w; + + this->joffset = sp->joffset; + this->jslice_w = sp->jslice_w; this->julia_x = sp->julia_x; this->julia_y = sp->julia_y; this->julia_z = sp->julia_z; @@ -142,13 +144,13 @@ MapgenFractalParams::MapgenFractalParams() spflags = 0; iterations = 9; - scale_x = 1024.0; - scale_y = 256.0; - scale_z = 1024.0; - offset_x = -1.75; - offset_y = 0.0; - offset_z = 0.0; - slice_w = 0.0; + scale = v3f(1024.0, 256.0, 1024.0); + + moffset = v3f(1.75, 0.0, 0.0); // Mandelbrot set only + mslice_w = 0.0; + + joffset = v3f(0.0, 1.0, 0.0); // Julia set only + jslice_w = 0.0; julia_x = 0.33; julia_y = 0.33; julia_z = 0.33; @@ -165,13 +167,13 @@ void MapgenFractalParams::readParams(const Settings *settings) settings->getFlagStrNoEx("mgfractal_spflags", spflags, flagdesc_mapgen_fractal); settings->getU16NoEx("mgfractal_iterations", iterations); - settings->getFloatNoEx("mgfractal_scale_x", scale_x); - settings->getFloatNoEx("mgfractal_scale_y", scale_y); - settings->getFloatNoEx("mgfractal_scale_z", scale_z); - settings->getFloatNoEx("mgfractal_offset_x", offset_x); - settings->getFloatNoEx("mgfractal_offset_y", offset_y); - settings->getFloatNoEx("mgfractal_offset_z", offset_z); - settings->getFloatNoEx("mgfractal_slice_w", slice_w); + settings->getV3FNoEx("mgfractal_scale", scale); + + settings->getV3FNoEx("mgfractal_moffset", moffset); + settings->getFloatNoEx("mgfractal_mslice_w", mslice_w); + + settings->getV3FNoEx("mgfractal_joffset", joffset); + settings->getFloatNoEx("mgfractal_jslice_w", jslice_w); settings->getFloatNoEx("mgfractal_julia_x", julia_x); settings->getFloatNoEx("mgfractal_julia_y", julia_y); settings->getFloatNoEx("mgfractal_julia_z", julia_z); @@ -188,13 +190,13 @@ void MapgenFractalParams::writeParams(Settings *settings) const settings->setFlagStr("mgfractal_spflags", spflags, flagdesc_mapgen_fractal, U32_MAX); settings->setU16("mgfractal_iterations", iterations); - settings->setFloat("mgfractal_scale_x", scale_x); - settings->setFloat("mgfractal_scale_y", scale_y); - settings->setFloat("mgfractal_scale_z", scale_z); - settings->setFloat("mgfractal_offset_x", offset_x); - settings->setFloat("mgfractal_offset_y", offset_y); - settings->setFloat("mgfractal_offset_z", offset_z); - settings->setFloat("mgfractal_slice_w", slice_w); + settings->setV3F("mgfractal_scale", scale); + + settings->setV3F("mgfractal_moffset", moffset); + settings->setFloat("mgfractal_mslice_w", mslice_w); + + settings->setV3F("mgfractal_joffset", joffset); + settings->setFloat("mgfractal_jslice_w", jslice_w); settings->setFloat("mgfractal_julia_x", julia_x); settings->setFloat("mgfractal_julia_y", julia_y); settings->setFloat("mgfractal_julia_z", julia_z); @@ -374,15 +376,15 @@ bool MapgenFractal::getFractalAtPoint(s16 x, s16 y, s16 z) cy = julia_y; cz = julia_z; cw = julia_w; - ox = (float)x / scale_x + offset_x; - oy = (float)y / scale_y + offset_y; - oz = (float)z / scale_z + offset_z; - ow = slice_w; + ox = (float)x / scale.X - joffset.X; + oy = (float)y / scale.Y - joffset.Y; + oz = (float)z / scale.Z - joffset.Z; + ow = jslice_w; } else { // Mandelbrot set - cx = (float)x / scale_x + offset_x; - cy = (float)y / scale_y + offset_y; - cz = (float)z / scale_z + offset_z; - cw = slice_w; + cx = (float)x / scale.X - moffset.X; + cy = (float)y / scale.Y - moffset.Y; + cz = (float)z / scale.Z - moffset.Z; + cw = mslice_w; ox = 0.0f; oy = 0.0f; oz = 0.0f; @@ -603,7 +605,7 @@ void MapgenFractal::generateCaves(s16 max_stone_y) for (s16 x = node_min.X; x <= node_max.X; x++, vi++, index++) { float d1 = contour(noise_cave1->result[index]); float d2 = contour(noise_cave2->result[index]); - if (d1 * d2 > 0.3) { + if (d1 * d2 > 0.4f) { content_t c = vm->m_data[vi].getContent(); if (!ndef->get(c).is_ground_content || c == CONTENT_AIR) continue; diff --git a/src/mapgen_fractal.h b/src/mapgen_fractal.h index 75243f4f1..b515e4c93 100644 --- a/src/mapgen_fractal.h +++ b/src/mapgen_fractal.h @@ -37,13 +37,13 @@ struct MapgenFractalParams : public MapgenSpecificParams { u32 spflags; u16 iterations; - float scale_x; - float scale_y; - float scale_z; - float offset_x; - float offset_y; - float offset_z; - float slice_w; + v3f scale; + + v3f moffset; + float mslice_w; + + v3f joffset; + float jslice_w; float julia_x; float julia_y; float julia_z; @@ -75,13 +75,13 @@ public: v3s16 full_node_max; u16 iterations; - float scale_x; - float scale_y; - float scale_z; - float offset_x; - float offset_y; - float offset_z; - float slice_w; + v3f scale; + + v3f moffset; + float mslice_w; + + v3f joffset; + float jslice_w; float julia_x; float julia_y; float julia_z;