00.screen-ports-currently.lua

00.screen-ports-currently.lua · 2.1 KiB · Lua 原始檔案 Playground

1	return function(lvera)
2
3	local screen = love.graphics.newCanvas()
4	lvera:add_port({"@set resolution"}, function(counters)
5	love.window.setMode(counters["@resolution x"], counters["@resolution y"])
6	screen = resize(old_screen)
7	counters["@resolution x"] = 0
8	counters["@resolution y"] = 0
9	counters["@set resolution"] = 0
10	end)
11
12	local point = {{0, 0, 0, 0, 0, 1}}
13	lvera:add_port({"@set pixel"}, function(counters)
14	point[1][1] = counters["@pixel x"]
15	point[1][2] = counters["@pixel y"]
16	point[1][3] = (counters["@pixel r"] % 256) / 255
17	point[1][4] = (counters["@pixel g"] % 256) / 255
18	point[1][5] = (counters["@pixel b"] % 256) / 255
19	love.graphics.setCanvas(screen)
20	love.graphics.points(point)
21	love.graphics.setCanvas()
22	counters["@pixel x"] = 0
23	counters["@pixel y"] = 0
24	counters["@pixel r"] = 0
25	counters["@pixel g"] = 0
26	counters["@pixel b"] = 0
27	counters["@set pixel"] = 0
28	end)
29
30	lvera:add_port({"@draw line"}, function(counters)
31	local old_r, old_g, old_b, old_a = love.graphics.getColor()
32	local r, g, b = (counters["@pixel r"] % 256) / 255, (counters["@pixel g"] % 256) / 255, (counters["@pixel b"] % 256) / 255
33	love.graphics.setCanvas(screen)
34	love.graphics.setColor(r, g, b)
35	love.graphics.setLineWidth(3)
36	love.graphics.line(counters["@line x1"], counters["@line y1"], counters["@line x2"], counters["@line y2"])
37	love.graphics.setColor(old_r, old_g, old_b, old_a)
38	love.graphics.setCanvas()
39	counters["@draw line"] = 0
40	counters["@pixel r"] = 0
41	counters["@pixel g"] = 0
42	counters["@pixel b"] = 0
43	counters["@line x1"] = 0
44	counters["@line y1"] = 0
45	counters["@line x2"] = 0
46	counters["@line y2"] = 0
47	counters["@line-width"] = 0
48	end)
49
50	lvera:add_port({"@display"}, function(counters)
51	love.graphics.origin()
52	love.graphics.clear(love.graphics.getBackgroundColor())
53	love.graphics.draw(screen, 0, 0)
54	love.graphics.present()
55	counters["@display"] = 0
56	end)
57	end

01.screen-ports-goal.lua · 1.4 KiB · Lua 原始檔案 Playground

1	return function(lvera)
2	local screen = love.graphics.newCanvas()
3	function lvera.set_resolution(counters, resolution_x, resolution_y)
4	love.window.setMode(resolution_x, resolution_y)
5	screen = resize(old_screen)
6	end
7
8	local point = {{0, 0, 0, 0, 0, 1}}
9	function lvera.set_pixel(counters, pixel_x, pixel_y, pixel_r, pixel_g, pixel_b)
10	point[1][1] = pixel_x
11	point[1][2] = pixel_y
12	point[1][3] = (pixel_r % 256) / 255
13	point[1][4] = (pixel_g % 256) / 255
14	point[1][5] = (pixel_b % 256) / 255
15	love.graphics.setCanvas(screen)
16	love.graphics.points(point)
17	love.graphics.setCanvas()
18	end
19
20	function lvera.draw_line(counters, line_x1, line_y1, line_x2, line_y2, pixel_r, pixel_g, pixel_b)
21	local old_r, old_g, old_b, old_a = love.graphics.getColor()
22	local r, g, b = (pixel_r % 256) / 255, (pixel_g % 256) / 255, (pixel_b % 256) / 255
23	love.graphics.setCanvas(screen)
24	love.graphics.setColor(r, g, b)
25	love.graphics.setLineWidth(3)
26	love.graphics.line(line_x1, line_y1, line_x2, line_y2)
27	love.graphics.setColor(old_r, old_g, old_b, old_a)
28	love.graphics.setCanvas()
29	end
30
31
32	function lvera.display(counters)
33	love.graphics.origin()
34	love.graphics.clear(love.graphics.getBackgroundColor())
35	love.graphics.draw(screen, 0, 0)
36	love.graphics.present()
37	end
38	end