diff options
| -rw-r--r-- | Gemfile | 11 | ||||
| -rw-r--r-- | Gemfile.lock | 16 | ||||
| -rw-r--r-- | run.rb | 200 |
3 files changed, 227 insertions, 0 deletions
@@ -0,0 +1,11 @@ +# frozen_string_literal: true + +source "https://rubygems.org" + +git_source(:github) { |repo_name| "https://github.com/#{repo_name}" } + +# gem "rails" + +gem "ruby2d", "~> 0.10.0" + +gem "ruby2d-camera", "~> 1.1" diff --git a/Gemfile.lock b/Gemfile.lock new file mode 100644 index 0000000..8b212cb --- /dev/null +++ b/Gemfile.lock @@ -0,0 +1,16 @@ +GEM + remote: https://rubygems.org/ + specs: + ruby2d (0.10.0) + ruby2d-camera (1.1.0) + ruby2d (~> 0.10) + +PLATFORMS + x86_64-linux + +DEPENDENCIES + ruby2d (~> 0.10.0) + ruby2d-camera (~> 1.1) + +BUNDLED WITH + 2.2.22 @@ -0,0 +1,200 @@ +require 'ruby2d' +require 'ruby2d/camera' + +$colors = ['blue', 'teal', 'green', 'lime', + 'yellow', 'orange', 'red', 'fuchsia'] + +class DebugLines + class <<self + def [](index) + data[index] ||= Camera::Line.new(color: 'red', z: 99, width: 5) + end + + def data + @data ||= [] + end + end +end + +sv1 = {x1: 275.0 - 275.0, y1: 175.0 - 175.0, + x2: 375.0 - 275.0, y2: 225.0 - 175.0, + x3: 300.0 - 275.0, y3: 350.0 - 175.0, + x4: 250.0 - 275.0, y4: 250.0 - 175.0} + +sv2 = {x1: 200.0, y1: 100.0, + x2: 200.0, y2: 200.0, + x3: 100.0, y3: 200.0, + x4: 100.0, y4: 100.0} + +s1 = Camera::Quad.new( + **sv1, + color: 'aqua', + z: 10 +) + +s2 = Camera::Quad.new( + **sv2, + color: 'olive', + z: 10 +) + +def build_inverted_edges(shape) + edges = [] + shape.each_with_index do |vertex_start, index| + if index == shape.length - 1 + vertex_end = shape[0] + else + vertex_end = shape[index + 1] + end + edges.push [-vertex_end[1] + vertex_start[1], + -vertex_end[0] + vertex_start[0]] + end + edges +end + +def vecDotProd(a,b) + return (a[0] * b[0]) + (a[1] * b[1]) +end + +def hitbox_check(shape_a, shape_b) + inverted = build_inverted_edges(shape_b) + inverted.concat(build_inverted_edges(shape_a)) + pp inverted if $i == 0 + amax = amin = bmin = bmax = nil + + inverted.each_with_index do |line, line_index| + amin = vecDotProd(shape_a.first, line) + amax = vecDotProd(shape_a.first, line) + bmin = vecDotProd(shape_b.first, line) + bmax = vecDotProd(shape_b.first, line) + + shape_a.each_with_index do |vertex, vertex_index| + dot = vecDotProd(vertex, line) + if dot > amax + amax = dot + elsif dot < amin + amin = dot + end + end + + shape_b.each_with_index do |vertex, vertex_index| + dot = vecDotProd(vertex, line) + if dot > bmax + bmax = dot + elsif dot < bmin + bmin = dot + end + end + + if line_index < shape_a.length + DebugLines[line_index].x1 = shape_a[line_index][0] + DebugLines[line_index].y1 = shape_a[line_index][1] + if shape_a[line_index].nil? + DebugLines[line_index].x2 = shape_a[line_index + 1][0] + DebugLines[line_index].y2 = shape_a[line_index + 1][1] + else + DebugLines[line_index].x2 = shape_a[0][0] + DebugLines[line_index].y2 = shape_a[0][1] + end + else + DebugLines[line_index].x1 = shape_b[line_index - shape_a.length][0] + DebugLines[line_index].y1 = shape_b[line_index - shape_a.length][1] + if shape_a[line_index - shape_a.length + 1].nil? + DebugLines[line_index].x2 = shape_b[0][0] + DebugLines[line_index].y2 = shape_b[0][1] + else + DebugLines[line_index].x2 = shape_b[line_index - shape_a.length + 1][0] + DebugLines[line_index].y2 = shape_b[line_index - shape_a.length + 1][1] + end + end + DebugLines[line_index].color = $colors[line_index % $colors.length] + if $i == 0 + puts + puts $colors[line_index % $colors.length] + puts line_index + puts "x1 #{DebugLines[line_index].x1}" + puts "y1 #{DebugLines[line_index].y1}" + puts "x2 #{DebugLines[line_index].x2}" + puts "y2 #{DebugLines[line_index].y2}" + puts "(((#{amin} < #{bmax}) && (#{amin} > #{bmin})) || ((#{bmin} < #{amax}) && (#{bmin} > #{amin})))" + end + if (((amin <= bmax) && (amin >= bmin)) || ((bmin <= amax) && (bmin >= amin))) + DebugLines[line_index].color.a = 0.2# = 'red' + #next + else + DebugLines[line_index].color.a = 1.0# = 'green' + #return false + end + tempx1 = DebugLines[line_index].x1 + tempx2 = DebugLines[line_index].x2 + tempy1 = DebugLines[line_index].y1 + tempy2 = DebugLines[line_index].y2 + + DebugLines[line_index].x1 = (tempx1 *(1+1000)/2) + (tempx2 * (1-1000)/2) + DebugLines[line_index].y1 = (tempy1 *(1+1000)/2) + (tempy2 * (1-1000)/2) + DebugLines[line_index].x2 = (tempx2 *(1+1000)/2) + (tempx1 * (1-1000)/2) + DebugLines[line_index].y2 = (tempy2 *(1+1000)/2) + (tempy1 * (1-1000)/2) + end + true +end + +#puts "should be false: #{hitbox(@sqr1, @tri1)}" +#puts "should be true: #{hitbox(@sqr2, @tri2)}" + +on :key_held do |event| + if event.key == 'w' + Camera.y -= 5 + end + if event.key == 's' + Camera.y += 5 + end + if event.key == 'a' + Camera.x -= 5 + end + if event.key == 'd' + Camera.x += 5 + end +end + +$i = 0 + +#$line = Camera::Line.new(color: 'red', +# width: 5, z: 99) + +update do + $i += 1 + $i %= 5 + s1.x = Camera.coordinate_to_worldspace(get(:mouse_x),0)[0] + s1.y = Camera.coordinate_to_worldspace(0, get(:mouse_y))[1] + $x = s1.x + $y = s1.y + a = hitbox_check( + [[s2.x1, s2.y1], + [s2.x2, s2.y2], + [s2.x3, s2.y3], + [s2.x4, s2.y4]], + [[s1.x1 + s1.x, s1.y1 + s1.y], + [s1.x2 + s1.x, s1.y2 + s1.y], + [s1.x3 + s1.x, s1.y3 + s1.y], + [s1.x4 + s1.x, s1.y4 + s1.y]], + ) + if a + #s1.color = 'orange' + else + s1.color = 'aqua' + end + if $i == 0 + pp [[s2.x1, s2.y1], + [s2.x2, s2.y2], + [s2.x3, s2.y3], + [s2.x4, s2.y4]] + pp [[s1.x1 + s1.x, s1.y1 + s1.y], + [s1.x2 + s1.x, s1.y2 + s1.y], + [s1.x3 + s1.x, s1.y3 + s1.y], + [s1.x4 + s1.x, s1.y4 + s1.y]] + puts a + end + +end + +show |