Pixel-Composer/scripts/draw_shapes/draw_shapes.gml
2022-12-16 15:18:09 +07:00

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function draw_rectangle_width(x0, y0, x1, y1, th = 1) {
draw_line_width(x0 - th / 2, y0, x1 + th / 2, y0, th);
draw_line_width(x0 - th / 2, y1, x1 + th / 2, y1, th);
draw_line_width(x0, y0 - th / 2, x0, y1 + th / 2, th);
draw_line_width(x1, y0 - th / 2, x1, y1 + th / 2, th);
}
function draw_rectangle_dashed(x0, y0, x1, y1, th = 1, dash = 8) {
draw_line_dashed(x0 - th / 2, y0, x1 + th / 2, y0, th, dash);
draw_line_dashed(x0 - th / 2, y1, x1 + th / 2, y1, th, dash);
draw_line_dashed(x0, y0 - th / 2, x0, y1 + th / 2, th, dash);
draw_line_dashed(x1, y0 - th / 2, x1, y1 + th / 2, th, dash);
}
function draw_ellipse_width(x0, y0, x1, y1, th = 1) {
var cx = (x0 + x1) / 2;
var cy = (y0 + y1) / 2;
var ww = abs(x0 - x1) / 2;
var hh = abs(y0 - y1) / 2;
var samp = 32;
var ox, oy, nx, ny;
for( var i = 0; i < samp; i++ ) {
nx = cx + lengthdir_x(ww, i * 360 / samp);
ny = cy + lengthdir_y(hh, i * 360 / samp);
if(i)
draw_line_width(ox, oy, nx, ny, th);
ox = nx;
oy = ny;
}
}
function draw_ellipse_dash(x0, y0, x1, y1, th = 1, dash = 8) {
var cx = (x0 + x1) / 2;
var cy = (y0 + y1) / 2;
var ww = abs(x0 - x1) / 2;
var hh = abs(y0 - y1) / 2;
var rd = max(ww, hh);
var dash_dist = 0, is_dash = true;
var samp = 64;
var ox, oy, nx, ny;
for( var i = 0; i < samp; i++ ) {
nx = cx + lengthdir_x(ww, i * 360 / samp);
ny = cy + lengthdir_y(hh, i * 360 / samp);
if(i) {
dash_dist += point_distance(ox, oy, nx, ny);
if(dash_dist >= dash) {
dash_dist -= dash;
is_dash = !is_dash;
}
if(is_dash)
draw_line_width(ox, oy, nx, ny, th);
}
ox = nx;
oy = ny;
}
}