X-Git-Url: https://git.lizzy.rs/?a=blobdiff_plain;f=src%2Fcavegen.cpp;h=bb6aa25a6ede7bf0f4acb93640056211756c4401;hb=8bc6a303b461662b7434a5ee8557292d43682cc9;hp=51309ad609ae0c58e2ed17a03e6e4c0b0a019273;hpb=548d99bb456931192609e8c6fa1eb4c80679af42;p=minetest.git

diff --git a/src/cavegen.cpp b/src/cavegen.cpp
index 51309ad60..bb6aa25a6 100644
--- a/src/cavegen.cpp
+++ b/src/cavegen.cpp
@@ -26,7 +26,7 @@ with this program; if not, write to the Free Software Foundation, Inc.,
 #include "mg_biome.h"
 #include "cavegen.h"
 
-NoiseParams nparams_caveliquids(0, 1, v3f(150.0, 150.0, 150.0), 776, 3, 0.6, 2.0);
+static NoiseParams nparams_caveliquids(0, 1, v3f(150.0, 150.0, 150.0), 776, 3, 0.6, 2.0);
 
 
 ////
@@ -35,7 +35,7 @@ NoiseParams nparams_caveliquids(0, 1, v3f(150.0, 150.0, 150.0), 776, 3, 0.6, 2.0
 
 CavesNoiseIntersection::CavesNoiseIntersection(
 	INodeDefManager *nodedef, BiomeManager *biomemgr, v3s16 chunksize,
-	NoiseParams *np_cave1, NoiseParams *np_cave2, int seed, float cave_width)
+	NoiseParams *np_cave1, NoiseParams *np_cave2, s32 seed, float cave_width)
 {
 	assert(nodedef);
 	assert(biomemgr);
@@ -79,6 +79,7 @@ void CavesNoiseIntersection::generateCaves(MMVManip *vm,
 	for (s16 z = nmin.Z; z <= nmax.Z; z++)
 	for (s16 x = nmin.X; x <= nmax.X; x++, index2d++) {
 		bool column_is_open = false;  // Is column open to overground
+		bool is_under_river = false;  // Is column under river water
 		bool is_tunnel = false;  // Is tunnel or tunnel floor
 		u32 vi = vm->m_area.index(x, nmax.Y, z);
 		u32 index3d = (z - nmin.Z) * m_zstride_1d + m_csize.Y * m_ystride +
@@ -99,6 +100,10 @@ void CavesNoiseIntersection::generateCaves(MMVManip *vm,
 					c == biome->c_water) {
 				column_is_open = true;
 				continue;
+			} else if (c == biome->c_river_water) {
+				column_is_open = true;
+				is_under_river = true;
+				continue;
 			}
 			// Ground
 			float d1 = contour(noise_cave1->result[index3d]);
@@ -111,9 +116,13 @@ void CavesNoiseIntersection::generateCaves(MMVManip *vm,
 			} else {
 				// Not in tunnel or not ground content
 				if (is_tunnel && column_is_open &&
-						(c == biome->c_filler || c == biome->c_stone))
+						(c == biome->c_filler || c == biome->c_stone)) {
 					// Tunnel entrance floor
-					vm->m_data[vi] = MapNode(biome->c_top);
+					if (is_under_river)
+						vm->m_data[vi] = MapNode(biome->c_riverbed);
+					else
+						vm->m_data[vi] = MapNode(biome->c_top);
+				}
 
 				column_is_open = false;
 				is_tunnel = false;
@@ -130,7 +139,7 @@ void CavesNoiseIntersection::generateCaves(MMVManip *vm,
 CavesRandomWalk::CavesRandomWalk(
 	INodeDefManager *ndef,
 	GenerateNotifier *gennotify,
-	int seed,
+	s32 seed,
 	int water_level,
 	content_t water_source,
 	content_t lava_source)