From 21113ad4105dd3fb181b3d0638b907af94a352ab Mon Sep 17 00:00:00 2001 From: Wuzzy Date: Fri, 1 Oct 2021 14:21:24 +0000 Subject: Split liquid_viscosity to liquid_viscosity and move_resistance (#10810) --- games/devtest/mods/testnodes/properties.lua | 108 ++++++++++++++++++++++++++++ 1 file changed, 108 insertions(+) (limited to 'games/devtest/mods/testnodes/properties.lua') diff --git a/games/devtest/mods/testnodes/properties.lua b/games/devtest/mods/testnodes/properties.lua index a52cd1d6f..51f703d7c 100644 --- a/games/devtest/mods/testnodes/properties.lua +++ b/games/devtest/mods/testnodes/properties.lua @@ -152,6 +152,66 @@ minetest.register_node("testnodes:liquidflowing_nojump", { post_effect_color = {a = 70, r = 255, g = 0, b = 200}, }) +-- A liquid which doesn't have liquid movement physics (source variant) +minetest.register_node("testnodes:liquid_noswim", { + description = S("No-swim Liquid Source Node"), + liquidtype = "source", + liquid_range = 1, + liquid_viscosity = 0, + liquid_alternative_flowing = "testnodes:liquidflowing_noswim", + liquid_alternative_source = "testnodes:liquid_noswim", + liquid_renewable = false, + liquid_move_physics = false, + groups = {dig_immediate=3}, + walkable = false, + + drawtype = "liquid", + tiles = {"testnodes_liquidsource.png^[colorize:#FF00FF:127"}, + special_tiles = { + {name = "testnodes_liquidsource.png^[colorize:#FF00FF:127", backface_culling = false}, + {name = "testnodes_liquidsource.png^[colorize:#FF00FF:127", backface_culling = true}, + }, + use_texture_alpha = "blend", + paramtype = "light", + pointable = false, + liquids_pointable = true, + buildable_to = true, + is_ground_content = false, + post_effect_color = {a = 70, r = 255, g = 200, b = 200}, +}) + +-- A liquid which doen't have liquid movement physics (flowing variant) +minetest.register_node("testnodes:liquidflowing_noswim", { + description = S("No-swim Flowing Liquid Node"), + liquidtype = "flowing", + liquid_range = 1, + liquid_viscosity = 0, + liquid_alternative_flowing = "testnodes:liquidflowing_noswim", + liquid_alternative_source = "testnodes:liquid_noswim", + liquid_renewable = false, + liquid_move_physics = false, + groups = {dig_immediate=3}, + walkable = false, + + + drawtype = "flowingliquid", + tiles = {"testnodes_liquidflowing.png^[colorize:#FF00FF:127"}, + special_tiles = { + {name = "testnodes_liquidflowing.png^[colorize:#FF00FF:127", backface_culling = false}, + {name = "testnodes_liquidflowing.png^[colorize:#FF00FF:127", backface_culling = false}, + }, + use_texture_alpha = "blend", + paramtype = "light", + paramtype2 = "flowingliquid", + pointable = false, + liquids_pointable = true, + buildable_to = true, + is_ground_content = false, + post_effect_color = {a = 70, r = 255, g = 200, b = 200}, +}) + + + -- Nodes that modify fall damage (various damage modifiers) for i=-100, 100, 25 do if i ~= 0 then @@ -216,6 +276,54 @@ for i=1, 5 do }) end +-- Move resistance nodes (various resistance levels) +for r=0, 7 do + if r > 0 then + minetest.register_node("testnodes:move_resistance"..r, { + description = S("Move-resistant Node (@1)", r), + walkable = false, + move_resistance = r, + + drawtype = "glasslike", + paramtype = "light", + sunlight_propagates = true, + tiles = { "testnodes_move_resistance.png" }, + is_ground_content = false, + groups = { dig_immediate = 3 }, + color = { b = 0, g = 255, r = math.floor((r/7)*255), a = 255 }, + }) + end + + minetest.register_node("testnodes:move_resistance_liquidlike"..r, { + description = S("Move-resistant Node, liquidlike (@1)", r), + walkable = false, + move_resistance = r, + liquid_move_physics = true, + + drawtype = "glasslike", + paramtype = "light", + sunlight_propagates = true, + tiles = { "testnodes_move_resistance.png" }, + is_ground_content = false, + groups = { dig_immediate = 3 }, + color = { b = 255, g = 0, r = math.floor((r/7)*255), a = 255 }, + }) +end + +minetest.register_node("testnodes:climbable_move_resistance_4", { + description = S("Climbable Move-resistant Node (4)"), + walkable = false, + climbable = true, + move_resistance = 4, + + drawtype = "glasslike", + paramtype = "light", + sunlight_propagates = true, + tiles = {"testnodes_climbable_resistance_side.png"}, + is_ground_content = false, + groups = { dig_immediate = 3 }, +}) + -- By placing something on the node, the node itself will be replaced minetest.register_node("testnodes:buildable_to", { description = S("Replacable Node"), -- cgit v1.2.3 From 5d0b18a0d0bd02a9b77b8948d6887bb661a385da Mon Sep 17 00:00:00 2001 From: pecksin <78765996+pecksin@users.noreply.github.com> Date: Wed, 16 Feb 2022 17:06:00 -0500 Subject: Use absolute value for bouncy in collision (#11969) * use abs(bouncy) in collision * test case for negative bouncy * send abs(bouncy) to old clients --- games/devtest/mods/testnodes/properties.lua | 4 ++-- src/collision.cpp | 3 ++- src/nodedef.cpp | 7 ++++++- 3 files changed, 10 insertions(+), 4 deletions(-) (limited to 'games/devtest/mods/testnodes/properties.lua') diff --git a/games/devtest/mods/testnodes/properties.lua b/games/devtest/mods/testnodes/properties.lua index 51f703d7c..89facf71c 100644 --- a/games/devtest/mods/testnodes/properties.lua +++ b/games/devtest/mods/testnodes/properties.lua @@ -252,9 +252,9 @@ for i=-100, 100, 25 do end -- Bouncy nodes (various bounce levels) -for i=20, 180, 20 do +for i=-140, 180, 20 do local val = math.floor(((i-20)/200)*255) - minetest.register_node("testnodes:bouncy"..i, { + minetest.register_node(("testnodes:bouncy"..i):gsub("-","NEG"), { description = S("Bouncy Node (@1%)", i), groups = {bouncy=i, dig_immediate=3}, diff --git a/src/collision.cpp b/src/collision.cpp index d85a56884..ccc3a058d 100644 --- a/src/collision.cpp +++ b/src/collision.cpp @@ -303,7 +303,8 @@ collisionMoveResult collisionMoveSimple(Environment *env, IGameDef *gamedef, if (!f.walkable) continue; - int n_bouncy_value = itemgroup_get(f.groups, "bouncy"); + // Negative bouncy may have a meaning, but we need +value here. + int n_bouncy_value = abs(itemgroup_get(f.groups, "bouncy")); int neighbors = 0; if (f.drawtype == NDT_NODEBOX && diff --git a/src/nodedef.cpp b/src/nodedef.cpp index 8a5542837..fe0cc4bb0 100644 --- a/src/nodedef.cpp +++ b/src/nodedef.cpp @@ -452,7 +452,12 @@ void ContentFeatures::serialize(std::ostream &os, u16 protocol_version) const writeU16(os, groups.size()); for (const auto &group : groups) { os << serializeString16(group.first); - writeS16(os, group.second); + if (protocol_version < 41 && group.first.compare("bouncy") == 0) { + // Old clients may choke on negative bouncy value + writeS16(os, abs(group.second)); + } else { + writeS16(os, group.second); + } } writeU8(os, param_type); writeU8(os, param_type_2); -- cgit v1.2.3