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flatland

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JUNK tech: flatland - draw line of sight
  credit to Cornbread for line of sight algorithm
  a preview of future line of site content
  try it out in console:  tech.giveTech("flatland")

new images
bug fixes
This commit is contained in:
landgreen
2023-05-13 07:31:07 -07:00
parent 4f87444541
commit e418b933a6
18 changed files with 2298 additions and 1880 deletions
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72
js/tech.js
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@@ -523,7 +523,7 @@ const tech = {
{
name: "causality bombs",
link: `<a target="_blank" href='https://en.wikipedia.org/wiki/Causality' class="link">causality bombs</a>`,
description: "when you <strong class='color-rewind'>rewind</strong> drop several <strong>grenades</strong><br>become <strong>invulnerable</strong> until they <strong class='color-e'>explode</strong>",
description: "when you <strong class='color-rewind'>rewind</strong> drop several <strong>grenades</strong>", //<br>become <strong>invulnerable</strong> until they <strong class='color-e'>explode</strong>
maxCount: 1,
count: 0,
frequency: 2,
@@ -7257,9 +7257,9 @@ const tech = {
frequency: 2,
frequencyDefault: 2,
allowed() {
return (m.fieldMode === 4 && tech.deflectEnergy === 0) || (m.fieldMode === 1 && tech.harmonics === 2)
return m.fieldMode === 1 && tech.harmonics === 2
},
requires: "molecular assembler, standing wave, not electric generator",
requires: "standing wave",
effect() {
tech.isLaserField = true
},
@@ -7836,9 +7836,9 @@ const tech = {
frequency: 2,
frequencyDefault: 2,
allowed() {
return m.fieldMode === 4 && !tech.isLaserField
return m.fieldMode === 4
},
requires: "molecular assembler, not surface plasmon",
requires: "molecular assembler",
effect() {
tech.deflectEnergy += 0.5;
},
@@ -8360,7 +8360,7 @@ const tech = {
},
{
name: "vacuum fluctuation",
description: `use ${powerUps.orb.research(3)}to exploit your <strong class='color-f'>field</strong> for a<br><strong>+11%</strong> chance to <strong class='color-dup'>duplicate</strong> spawned <strong>power ups</strong>`,
description: `use ${powerUps.orb.research(3)}<br><strong>+11%</strong> chance to <strong class='color-dup'>duplicate</strong> spawned <strong>power ups</strong>`,
isFieldTech: true,
maxCount: 1,
count: 0,
@@ -10081,6 +10081,66 @@ const tech = {
},
remove() { }
},
{
name: "flatland",
description: "map blocks line of sight",
maxCount: 1,
count: 0,
frequency: 0,
isNonRefundable: true,
isJunk: true,
allowed() { return true },
requires: "",
effect() {
simulation.ephemera.push({
name: "LoS", count: 0, do() {
const pos = m.pos
const radius = 5000
if (!simulation.isTimeSkipping) {
const vertices = simulation.sight.circleLoS(pos, radius);
if (vertices.length) {
ctx.beginPath();
ctx.moveTo(vertices[0].x, vertices[0].y);
for (var i = 1; i < vertices.length; i++) {
var currentDistance = Math.sqrt((vertices[i - 1].x - pos.x) ** 2 + (vertices[i - 1].y - pos.y) ** 2);
var newDistance = Math.sqrt((vertices[i].x - pos.x) ** 2 + (vertices[i].y - pos.y) ** 2);
if (Math.abs(currentDistance - radius) < 1 && Math.abs(newDistance - radius) < 1) {
const currentAngle = Math.atan2(vertices[i - 1].y - pos.y, vertices[i - 1].x - pos.x);
const newAngle = Math.atan2(vertices[i].y - pos.y, vertices[i].x - pos.x);
ctx.arc(pos.x, pos.y, radius, currentAngle, newAngle);
} else {
ctx.lineTo(vertices[i].x, vertices[i].y)
}
}
newDistance = Math.sqrt((vertices[0].x - pos.x) ** 2 + (vertices[0].y - pos.y) ** 2);
currentDistance = Math.sqrt((vertices[vertices.length - 1].x - pos.x) ** 2 + (vertices[vertices.length - 1].y - pos.y) ** 2);
if (Math.abs(currentDistance - radius) < 1 && Math.abs(newDistance - radius) < 1) {
const currentAngle = Math.atan2(vertices[vertices.length - 1].y - pos.y, vertices[vertices.length - 1].x - pos.x);
const newAngle = Math.atan2(vertices[0].y - pos.y, vertices[0].x - pos.x);
ctx.arc(pos.x, pos.y, radius, currentAngle, newAngle);
} else {
ctx.lineTo(vertices[0].x, vertices[0].y)
}
//stroke the map, so it looks different form the line of sight
ctx.strokeStyle = "#234";
ctx.lineWidth = 9;
ctx.stroke(simulation.draw.mapPath);
ctx.globalCompositeOperation = "destination-in";
ctx.fillStyle = "#000";
ctx.fill();
ctx.globalCompositeOperation = "source-over";
// also see the map
// ctx.fill(simulation.draw.mapPath);
// ctx.fillStyle = "#000";
ctx.clip();
}
}
},
})
},
remove() { }
},
{
name: "umbra",
description: "produce a blue glow around everything<br>and probably some simulation lag",