Pixel-Composer/scripts/draw_line_width2/draw_line_width2.gml
2022-01-13 11:24:03 +07:00

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function draw_line_width2(x0, y0, x1, y1, w0, w1, cap = false) {
var aa = point_direction(x0, y0, x1, y1) + 90;
var _x0 = x0 + lengthdir_x(w0 / 2, aa);
var _y0 = y0 + lengthdir_y(w0 / 2, aa);
var _x1 = x0 + lengthdir_x(w0 / 2, aa + 180);
var _y1 = y0 + lengthdir_y(w0 / 2, aa + 180);
var _x2 = x1 + lengthdir_x(w1 / 2, aa);
var _y2 = y1 + lengthdir_y(w1 / 2, aa);
var _x3 = x1 + lengthdir_x(w1 / 2, aa + 180);
var _y3 = y1 + lengthdir_y(w1 / 2, aa + 180);
draw_primitive_begin(pr_trianglestrip);
draw_vertex(round(_x0), round(_y0));
draw_vertex(round(_x1), round(_y1));
draw_vertex(round(_x2), round(_y2));
draw_vertex(round(_x3), round(_y3));
draw_primitive_end();
if(cap && w0 / 2 - 1 > 0) {
//draw_set_color(c_red);
draw_circle(round(x0) - 1, round(y0) - 1, w0 / 2 - 1, 0);
draw_circle(round(x1) - 1, round(y1) - 1, w1 / 2 - 1, 0);
}
}
function draw_line_width2_angle(x0, y0, x1, y1, w0, w1, a0 = 0, a1 = 0) {
var _x0 = x0 + lengthdir_x(w0 / 2, a0);
var _y0 = y0 + lengthdir_y(w0 / 2, a0);
var _x1 = x1 + lengthdir_x(w1 / 2, a1);
var _y1 = y1 + lengthdir_y(w1 / 2, a1);
draw_primitive_begin(pr_trianglestrip);
draw_vertex(round(x0), round(y0));
draw_vertex(round(x1), round(y1));
draw_vertex(round(_x0), round(_y0));
draw_vertex(round(_x1), round(_y1));
draw_primitive_end();
var _x0 = x0 + lengthdir_x(w0 / 2, a0 + 180);
var _y0 = y0 + lengthdir_y(w0 / 2, a0 + 180);
var _x1 = x1 + lengthdir_x(w1 / 2, a1 + 180);
var _y1 = y1 + lengthdir_y(w1 / 2, a1 + 180);
draw_primitive_begin(pr_trianglestrip);
draw_vertex(round(x0), round(y0));
draw_vertex(round(x1), round(y1));
draw_vertex(round(_x0), round(_y0));
draw_vertex(round(_x1), round(_y1));
draw_primitive_end();
}