sorcery  Diff

-- a rune is an abstract object created by a runeforge, which can be
-- applied to an amulet in order to imbue that amulet with unique
-- and fearsome powers. the specific spell depends on the stone the
-- rune is applied to, and not all runes can necessarily be applied
-- to all stones.


local sparkle_region = function(s)
	s.spell.visual_subjects {
		amount = s.amt, time = s.time, -- attached = s;
		minpos = s.minpos;
		maxpos = s.maxpos;
		minvel = { x = -0.4, y = -0.2, z = -0.4 };
		maxvel = { x =  0.4, y =  0.2, z =  0.4 };
................................................................................
	sorcery.spell.disjoin{target=target}
end

return {
	translocate = {
		name = 'Translocate';
		tone = {0,235,233};
		minpower = 3;
		rarity = 7;
		amulets = {
			amethyst = {
				name = 'Joining';
				desc = 'Give this amulet to another and with a snap of their fingers they can arrive safely at your side from anywhere in the world — though returning whence they came may be a more difficult matter';
				apply = function(ctx)
					local maker = ctx.user:get_player_name()
					ctx.meta:set_string('rune_join_target',maker)
................................................................................
			};
		};
	};
	disjoin = {
		name = 'Disjoin';
		tone = {159,235,0};
		minpower = 4;
		rarity = 34;
		amulets = {
			sapphire = {
				name = 'Unsealing';
				desc = 'Wielding this amulet, a touch of your hand will unravel even the mightiest protective magics, leaving doors unsealed and walls free to tear down';

				cast = function(ctx)
					if ctx.target.type ~= 'node' then return false end
					local r = 2 + math.floor(ctx.stats.power / 2)
					local cast = false
					for x = -r,r do
					for y = -r,r do
					for z = -r,r do
................................................................................
					end
					return cast
				end;
			};
			amethyst = {
				name = 'Purging';
				desc = 'Free yourself from the grip of any malicious spellwork with a snap of your fingers — interrupting all of your own active spells in the process, including impending translocations';

				cast = function(ctx) purge(ctx.caster) end;
			};
			emerald = {
				name = 'Disjunction Field';
				desc = 'Render an area totally opaque to spellwork for a period of time, disrupting any existing spells and preventing further spellcasting therein';

			};
			ruby = {
				name = 'Disjunction';
				desc = 'Wield this amulet against a spellcaster to disrupt and abort all their spells in progress, perhaps to trap a foe intent on translocating away, or unleash its force upon the victim of a malign hex to free them from its clutches';
				mingrade = 3;

				cast = function(ctx)
					if ctx.target.type == 'object'
						then purge(ctx.target.ref)
						else return false
					end
				end;
				frame = {
................................................................................
						desc = 'Not only will your victim\'s spells be nullified, but all enchanted objects they carry will be stripped of their power — or possibly even destroyed outright';
					};
				};
			};
			luxite = {
				name = 'Disjunctive Aura';
				desc = 'For a time, all magic undertaken in your vicinity will fail totally — including your own';

				cast = function(ctx)
					local h = ctx.heading.eyeheight*1.1
					sorcery.spell.cast {
						name = 'sorcery:disjunctive-aura';
						caster = ctx.caster, attach = 'caster';
						subjects = {{player=ctx.caster}};
						disjunction = true, range = 4 + ctx.stats.power;
................................................................................
									minpos = { x = 0-range, y = -0.5, z = 0-range };
									maxpos = { x =   range, y = h,    z =   range };
									img = sorcery.lib.image('sorcery_flicker.png'):glow(sorcery.lib.color(120,255,30));
								}
							end;
						};
						sounds = {
							[0.00] = {sound='sorcery_disjoin',   where='caster'};
							[{whence=0,secs=0.8}] = {
								sound='sorcery_disjoin_bg', where='subjects';
								gain=0.5, stop = {whence=1,secs=-1.5}
							};
							[1.00] = {sound='sorcery_powerdown', where='caster'};
						};
					}
				end
			};
			diamond = {
				name = 'Mundanity';
				desc = 'Strip away the effects of all active potions and spells in your immediate vicinity, leaving adversaries without their magicks to enhance and protect them, and allies free of any curses they may be hobbled by -- and, of course, vice versa';

				cast = function(ctx)
					local where = ctx.caster:get_pos()
					local what = minetest.get_objects_inside_radius(where, 3 + (2*ctx.stats.power))
					local who = {}
					local pfac = math.min(1, ctx.stats.power/8)
					for _, w in pairs(what) do
						if w:is_player() and w ~= ctx.caster then
................................................................................
						};
					}
				end;
				frame = {
					iridium = {
						name = 'Spellshatter';
						desc = 'Blast out a tidal wave of anti-magic that will nullify active spells, but also disenchant or destroy all magical items in range of its violently mundane grip';

						cast = function(ctx)
							local where = ctx.caster:get_pos()
							local radius = 3 + (2*ctx.stats.power)
							local what = minetest.get_objects_inside_radius(where, radius)
							local who = {}
							local pfac = math.min(1, ctx.stats.power/8)
							for _, w in pairs(what) do
................................................................................
											minsize = 0.7, maxsize = 2;
											animation = {
												type = 'vertical_frames', length = (21/6) + 0.1;
												aspect_w = 16, aspect_h = 16;
											}
										}
									end;






								};
								intervals = {
									{period = 0.1, after = 0.15, fn = function(c)
										for i = 1,80 do
											local life = 0.2 + math.random() * 2
											local dir = vector.new(math.random()-0.5,0,math.random()-0.5):normalize()
											local pos = epicenter + (dir * (math.random()*radius))
................................................................................
												}
											}
										end
										if next(wreck) then
											local k,p = sorcery.lib.tbl.pick(wreck)

											minetest.add_particle {
												texture = sorcery.lib.image('sorcery_sparking.png'):glow(sorcery.lib.color(255,0,0)):render();
												pos = vector.offset(p,math.random(),math.random(),math.random());
												expirationtime = 1;
												size = 5 + math.random() * 4;
												glow = 14;
												animation = {
													type = 'vertical_frames', length = 0.3;
													aspect_w = 64, aspect_h = 64;
												}
											}
											minetest.add_particle {
												texture = sorcery.lib.image('sorcery_crackle.png'):glow(sorcery.lib.color(255,0,0)):render();
												pos = vector.offset(p,math.random(),math.random(),math.random());
												expirationtime = 1;
												size = 4 + math.random() * 6;
												glow = 14;
												animation = {
													type = 'vertical_frames', length = 0.6;
													aspect_w = 64, aspect_h = 64;
												}
											}











































										end
									end};
								};
							}
						end;
					};
				};
................................................................................
			};
		}
	};
	repulse = {
		name = 'Repulse';
		tone = {0,180,235};
		minpower = 1;
		rarity = 5;
		amulets = {
			amethyst = {
				name = 'Hurling';
				desc = 'Wielding this amulet, a mere flick of your fingers will lift any target of your choice bodily into the air and press upon them with tremendous repulsive force, throwing them like a hapless ragdoll out of your path';
				cast = function(ctx)
					if not (ctx.target and ctx.target.type == 'object') then return false end
					local tgt = ctx.target.ref
					local line = vector.subtract(ctx.caster:get_pos(), tgt:get_pos())
					-- direction vector from target to caster
					local dir,mag = sorcery.lib.math.vsep(line)
					if mag > 6 then return false end -- no cheating!
					local force = 20 + (ctx.stats.power * 2.5)
					minetest.sound_play('sorcery_hurl',{pos=tgt:get_pos()},true)


					local immortal = tgt:get_luaentity():get_armor_groups().immortal or 0

					if minetest.is_player(tgt) or immortal == 0 then
						tgt:punch(ctx.caster, 1, {
							full_punch_interval = 1;
							damage_groups = { fleshy = force / 10 };
						})
					end
					sparktrail(nil,tgt,sorcery.lib.color(101,226,255))
................................................................................
							end;
							[{whence=0, secs=1}] = function(s)
								s.affect {
									duration = power * 0.50;
									raise = 0.5;
									-- fall = (power * 0.25) * 0.3;
									impacts = {
										gravity = 0.1;
									};
								}
							end;
						};
						intervals = {
							{period = 0.2, after = {whence=0, secs=2}; fn = function(c)
							-- return gravity to normal once they touch down
................................................................................
								for _,sub in pairs(s.subjects) do
									sub.player:add_velocity{y=-power*2;x=0,z=0}
								end
							end or nil;
						};
						sounds = {
							[0.3] = {
								sound = 'sorcery_hurl';
								where = 'subjects';
								ephemeral = true;
							};
							[1] = (ctx.amulet.frame == 'cobalt') and {
								sound = 'sorcery_hurl';
								where = 'subjects';
								ephemeral = true;
................................................................................
				desc = 'Unleash a tidal wave of force in every direction, blasting friends and foes alike away from you with enough violence to sprain and fracture bone';
			};
		};
	};
	obliterate = {
		name = 'Obliterate';
		tone = {255,0,10};
		minpower = 5;
		rarity = 30;
		amulets = {
			amethyst = {
				name = 'Sapping';
				desc = 'Punch a hole in enemy fortifications big enough to slip through but small enough to avoid immediate attention';
			};
			ruby = {
				name = 'Shattering';
................................................................................
				};
			};
		};
	};
	excavate = {
		name = 'Excavate';
		tone = {0,68,235};
		minpower = 3;
		rarity = 17;
		amulets = {
			luxite = {
				name = 'Stonestride';
				desc = 'Rock walls will open up before you when you brandish this amulet before them, closing up again behind you without leaving a trace of your passage';
			};
			sapphire = {
				name = 'Tunnelling';
................................................................................
				desc = 'Cut a wide shaft up into the ceiling of a cavern';
			};
		};
	};
	genesis = {
		name = 'Genesis';
		tone = {235,0,175};
		minpower = 5;
		rarity = 23;
		amulets = {
			amethyst = {
				name = 'Shelter';
				desc = 'Pour the power of this amulet into the soil or sand and out will grow a warm and well-lit place of shelter, no matter how far you may be from civilization.';
				cast = function(ctx)
					local ctr = ctx.caster:get_pos()
					local dim = { rmax = 2 + 6 * (ctx.stats.power*0.1) }
................................................................................
				};
			};
		};
	};
	dominate = {
		name = 'Dominate';
		tone = {235,0,228};
		minpower = 4;
		rarity = 13;
		amulets = {
			amethyst = {
				name = 'Suffocation';
				desc = 'Wrap this spell tightly around your victim\'s throat, cutting off their oxygen until you release them.';
			};
			emerald = {
				name = 'Caging';

-- a rune is an abstract object created by a runeforge, which can be
-- applied to an amulet in order to imbue that amulet with unique
-- and fearsome powers. the specific spell depends on the stone the
-- rune is applied to, and not all runes can necessarily be applied
-- to all stones.

local L = sorcery.lib
local sparkle_region = function(s)
	s.spell.visual_subjects {
		amount = s.amt, time = s.time, -- attached = s;
		minpos = s.minpos;
		maxpos = s.maxpos;
		minvel = { x = -0.4, y = -0.2, z = -0.4 };
		maxvel = { x =  0.4, y =  0.2, z =  0.4 };
................................................................................
	sorcery.spell.disjoin{target=target}
end

return {
	translocate = {
		name = 'Translocate';
		tone = {0,235,233};
		minpower = 2;
		rarity = 8;
		amulets = {
			amethyst = {
				name = 'Joining';
				desc = 'Give this amulet to another and with a snap of their fingers they can arrive safely at your side from anywhere in the world — though returning whence they came may be a more difficult matter';
				apply = function(ctx)
					local maker = ctx.user:get_player_name()
					ctx.meta:set_string('rune_join_target',maker)
................................................................................
			};
		};
	};
	disjoin = {
		name = 'Disjoin';
		tone = {159,235,0};
		minpower = 4;
		rarity = 10;
		amulets = {
			sapphire = {
				name = 'Unsealing';
				desc = 'Wielding this amulet, a touch of your hand will unravel even the mightiest protective magics, leaving doors unsealed and walls free to tear down';
				sound = 'sorcery_disjoin';
				cast = function(ctx)
					if ctx.target.type ~= 'node' then return false end
					local r = 2 + math.floor(ctx.stats.power / 2)
					local cast = false
					for x = -r,r do
					for y = -r,r do
					for z = -r,r do
................................................................................
					end
					return cast
				end;
			};
			amethyst = {
				name = 'Purging';
				desc = 'Free yourself from the grip of any malicious spellwork with a snap of your fingers — interrupting all of your own active spells in the process, including impending translocations';
				sound = 'sorcery_disjoin';
				cast = function(ctx) purge(ctx.caster) end;
			};
			emerald = {
				name = 'Disjunction Field';
				desc = 'Render an area totally opaque to spellwork for a period of time, disrupting any existing spells and preventing further spellcasting therein';
				sound = 'sorcery_disjoin';
			};
			ruby = {
				name = 'Disjunction';
				desc = 'Wield this amulet against a spellcaster to disrupt and abort all their spells in progress, perhaps to trap a foe intent on translocating away, or unleash its force upon the victim of a malign hex to free them from its clutches';
				mingrade = 3;
				sound = 'sorcery_disjoin';
				cast = function(ctx)
					if ctx.target.type == 'object'
						then purge(ctx.target.ref)
						else return false
					end
				end;
				frame = {
................................................................................
						desc = 'Not only will your victim\'s spells be nullified, but all enchanted objects they carry will be stripped of their power — or possibly even destroyed outright';
					};
				};
			};
			luxite = {
				name = 'Disjunctive Aura';
				desc = 'For a time, all magic undertaken in your vicinity will fail totally — including your own';
				sound = 'sorcery_disjoin';
				cast = function(ctx)
					local h = ctx.heading.eyeheight*1.1
					sorcery.spell.cast {
						name = 'sorcery:disjunctive-aura';
						caster = ctx.caster, attach = 'caster';
						subjects = {{player=ctx.caster}};
						disjunction = true, range = 4 + ctx.stats.power;
................................................................................
									minpos = { x = 0-range, y = -0.5, z = 0-range };
									maxpos = { x =   range, y = h,    z =   range };
									img = sorcery.lib.image('sorcery_flicker.png'):glow(sorcery.lib.color(120,255,30));
								}
							end;
						};
						sounds = {
							-- [0.00] = {sound='sorcery_disjoin',   where='caster'};
							[{whence=0,secs=0.8}] = {
								sound='sorcery_disjoin_bg', where='subjects';
								gain=0.5, stop = {whence=1,secs=-1.5}
							};
							[1.00] = {sound='sorcery_powerdown', where='caster'};
						};
					}
				end
			};
			diamond = {
				name = 'Mundanity';
				desc = 'Strip away the effects of all active potions and spells in your immediate vicinity, leaving adversaries without their magicks to enhance and protect them, and allies free of any curses they may be hobbled by -- and, of course, vice versa';
				sound = 'sorcery_disjoin';
				cast = function(ctx)
					local where = ctx.caster:get_pos()
					local what = minetest.get_objects_inside_radius(where, 3 + (2*ctx.stats.power))
					local who = {}
					local pfac = math.min(1, ctx.stats.power/8)
					for _, w in pairs(what) do
						if w:is_player() and w ~= ctx.caster then
................................................................................
						};
					}
				end;
				frame = {
					iridium = {
						name = 'Spellshatter';
						desc = 'Blast out a tidal wave of anti-magic that will nullify active spells, but also disenchant or destroy all magical items in range of its violently mundane grip';
						sound = 'sorcery_disjoin';
						cast = function(ctx)
							local where = ctx.caster:get_pos()
							local radius = 3 + (2*ctx.stats.power)
							local what = minetest.get_objects_inside_radius(where, radius)
							local who = {}
							local pfac = math.min(1, ctx.stats.power/8)
							for _, w in pairs(what) do
................................................................................
											minsize = 0.7, maxsize = 2;
											animation = {
												type = 'vertical_frames', length = (21/6) + 0.1;
												aspect_w = 16, aspect_h = 16;
											}
										}
									end;
								};
								sounds = {
									[{whence=0,secs=0.8}] = {
										sound='sorcery_disjoin_bg', where=where;
										gain=0.5, stop = {whence=1,secs=-0.6}
									};
								};
								intervals = {
									{period = 0.1, after = 0.15, fn = function(c)
										for i = 1,80 do
											local life = 0.2 + math.random() * 2
											local dir = vector.new(math.random()-0.5,0,math.random()-0.5):normalize()
											local pos = epicenter + (dir * (math.random()*radius))
................................................................................
												}
											}
										end
										if next(wreck) then
											local k,p = sorcery.lib.tbl.pick(wreck)

											minetest.add_particle {
												texture = L.image('sorcery_sparking.png'):glow(L.color(0,255,0)):render();
												pos = vector.offset(p,math.random(),math.random(),math.random());
												expirationtime = 1;
												size = 5 + math.random() * 4;
												glow = 14;
												animation = {
													type = 'vertical_frames', length = 0.3;
													aspect_w = 64, aspect_h = 64;
												}
											}
											minetest.add_particle {
												texture = L.image('sorcery_crackle.png'):glow(L.color(0,255,0)):render();
												pos = vector.offset(p,math.random(),math.random(),math.random());
												expirationtime = 1;
												size = 4 + math.random() * 6;
												glow = 14;
												animation = {
													type = 'vertical_frames', length = 1.1;
													aspect_w = 64, aspect_h = 64;
												}
											}
											if math.random(1,7) == 1 then
												minetest.sound_play('sorcery_' .. (math.random(1,2)==1 and 'rip' or 'crunch'), {
													pos = p;
													gain = math.random(5,13)*0.1;
												}, true)
												minetest.after(0.2, function() minetest.remove_node(p) end)
												sorcery.vfx.show {
													amount = 120, time = 0.3;
													kind = 'flicker', color = L.color(80,255,10);--(255,12,0);
													pos = p, radius = 0.4;
													velrange = 1, accrange = vector.new(0.0,0.2,0.0);
													minsize = 5, maxsize = 20;
													life = 0.6, varylife = 0.1;
												}
												sorcery.vfx.show {
													amount = 80, time = 0.2;
													minsize = 0.1, maxsize = 0.8;
													pos = p, radius = 0.6;
													node = minetest.get_node(p);
													vel = vector.new(0,7,0);
													velrange = vector.new(2, 4, 2);
													acc = vector.new(0,-9,0);
													life = 3, varylife = 0.4;
												}
												-- minetest.add_particlespawner {
												-- 	amount = 60, time = 0.2;
												-- 	texture = L.image('sorcery_flicker.png'):glow():render();
												-- 	minpos = vector.offset(p, -0.5, -0.5, -0.5);
												-- 	maxpos = vector.offset(p,  0.5,  0.5,  0.5);
												-- 	minacc = vector.new(0.0, -0.2, 0.0);
												-- 	maxacc = vector.new(0.0,  0.2, 0.0);
												-- 	minvel = vector.new(-1,-1,-1);
												-- 	maxvel = vector.new(1,1,1);
												-- 	minsize = 0.5, maxsize = 4;
												-- 	minexptime = 0.6, maxexptime = 0.7;
												-- 	animation = {
												-- 		type = 'vertical_frames';
												-- 		aspect_w = 16, aspect_h = 16;
												-- 		length = 0.8;
												-- 	}
												-- }
												table.remove(wreck,k)
											end
										end
									end};
								};
							}
						end;
					};
				};
................................................................................
			};
		}
	};
	repulse = {
		name = 'Repulse';
		tone = {0,180,235};
		minpower = 1;
		rarity = 7;
		amulets = {
			amethyst = {
				name = 'Hurling';
				desc = 'Wielding this amulet, a mere flick of your fingers will lift any target of your choice bodily into the air and press upon them with tremendous repulsive force, throwing them like a hapless ragdoll out of your path';
				cast = function(ctx)
					if not (ctx.target and ctx.target.type == 'object') then return false end
					local tgt = ctx.target.ref
					local line = vector.subtract(ctx.caster:get_pos(), tgt:get_pos())
					-- direction vector from target to caster
					local dir,mag = sorcery.lib.math.vsep(line)
					if mag > 6 then return false end -- no cheating!
					local force = 20 + (ctx.stats.power * 2.5)
					minetest.sound_play('sorcery_slide',{pos=tgt:get_pos()},true)
					local immortal = 0
					-- if tgt and tgt.get_armor_groups then
						immortal = tgt:get_armor_groups().immortal or 0
					-- end
					if minetest.is_player(tgt) or immortal == 0 then
						tgt:punch(ctx.caster, 1, {
							full_punch_interval = 1;
							damage_groups = { fleshy = force / 10 };
						})
					end
					sparktrail(nil,tgt,sorcery.lib.color(101,226,255))
................................................................................
							end;
							[{whence=0, secs=1}] = function(s)
								s.affect {
									duration = power * 0.50;
									raise = 0.5;
									-- fall = (power * 0.25) * 0.3;
									impacts = {
										gravity = 0.2;
									};
								}
							end;
						};
						intervals = {
							{period = 0.2, after = {whence=0, secs=2}; fn = function(c)
							-- return gravity to normal once they touch down
................................................................................
								for _,sub in pairs(s.subjects) do
									sub.player:add_velocity{y=-power*2;x=0,z=0}
								end
							end or nil;
						};
						sounds = {
							[0.3] = {
								sound = 'sorcery_slide';
								where = 'subjects';
								ephemeral = true;
							};
							[1] = (ctx.amulet.frame == 'cobalt') and {
								sound = 'sorcery_hurl';
								where = 'subjects';
								ephemeral = true;
................................................................................
				desc = 'Unleash a tidal wave of force in every direction, blasting friends and foes alike away from you with enough violence to sprain and fracture bone';
			};
		};
	};
	obliterate = {
		name = 'Obliterate';
		tone = {255,0,10};
		minpower = 4;
		rarity = 10;
		amulets = {
			amethyst = {
				name = 'Sapping';
				desc = 'Punch a hole in enemy fortifications big enough to slip through but small enough to avoid immediate attention';
			};
			ruby = {
				name = 'Shattering';
................................................................................
				};
			};
		};
	};
	excavate = {
		name = 'Excavate';
		tone = {0,68,235};
		minpower = 2;
		rarity = 9;
		amulets = {
			luxite = {
				name = 'Stonestride';
				desc = 'Rock walls will open up before you when you brandish this amulet before them, closing up again behind you without leaving a trace of your passage';
			};
			sapphire = {
				name = 'Tunnelling';
................................................................................
				desc = 'Cut a wide shaft up into the ceiling of a cavern';
			};
		};
	};
	genesis = {
		name = 'Genesis';
		tone = {235,0,175};
		minpower = 3;
		rarity = 12;
		amulets = {
			amethyst = {
				name = 'Shelter';
				desc = 'Pour the power of this amulet into the soil or sand and out will grow a warm and well-lit place of shelter, no matter how far you may be from civilization.';
				cast = function(ctx)
					local ctr = ctx.caster:get_pos()
					local dim = { rmax = 2 + 6 * (ctx.stats.power*0.1) }
................................................................................
				};
			};
		};
	};
	dominate = {
		name = 'Dominate';
		tone = {235,0,228};
		minpower = 3;
		rarity = 12;
		amulets = {
			amethyst = {
				name = 'Suffocation';
				desc = 'Wrap this spell tightly around your victim\'s throat, cutting off their oxygen until you release them.';
			};
			emerald = {
				name = 'Caging';