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Copy pathshapes.rs
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162 lines (142 loc) · 5.09 KB
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use processing_glfw::GlfwContext;
use std::f32::consts::PI;
use processing::prelude::*;
use processing_render::render::command::DrawCommand;
fn main() {
sketch().unwrap();
exit(0).unwrap();
}
fn sketch() -> error::Result<()> {
let mut glfw_ctx = GlfwContext::new(600, 600, false)?;
init(Config::default())?;
let surface = glfw_ctx.create_surface(600, 600, false)?;
let graphics = graphics_create(surface, 600, 600, TextureFormat::Rgba16Float)?;
let mut t: f32 = 0.0;
while glfw_ctx.poll_events() {
graphics_begin_draw(graphics)?;
graphics_record_command(
graphics,
DrawCommand::BackgroundColor(bevy::color::Color::srgb(0.92, 0.90, 0.87)),
)?;
graphics_record_command(
graphics,
DrawCommand::Fill(bevy::color::Color::srgba(0.2, 0.3, 0.5, 0.25)),
)?;
graphics_record_command(graphics, DrawCommand::StrokeWeight(1.5))?;
graphics_record_command(
graphics,
DrawCommand::StrokeColor(bevy::color::Color::srgb(0.15, 0.2, 0.35)),
)?;
let n = 8;
graphics_record_command(
graphics,
DrawCommand::BeginShape {
kind: ShapeKind::Polygon,
},
)?;
for i in 0..n + 3 {
let idx = (i + n - 1) % n;
let angle = idx as f32 * 2.0 * PI / n as f32;
let r = 100.0 + 30.0 * (t * 2.0 + idx as f32 * 0.8).sin();
graphics_record_command(
graphics,
DrawCommand::ShapeCurveVertex {
x: 170.0 + r * angle.cos(),
y: 200.0 + r * angle.sin(),
},
)?;
}
graphics_record_command(graphics, DrawCommand::EndShape { close: true })?;
graphics_record_command(
graphics,
DrawCommand::Fill(bevy::color::Color::srgba(0.15, 0.5, 0.3, 0.2)),
)?;
graphics_record_command(graphics, DrawCommand::StrokeWeight(1.0))?;
graphics_record_command(
graphics,
DrawCommand::StrokeColor(bevy::color::Color::srgb(0.1, 0.35, 0.2)),
)?;
let pcx = 430.0;
let pcy = 200.0;
let s = 70.0 + 10.0 * (t * 1.5).sin();
graphics_record_command(
graphics,
DrawCommand::BeginShape {
kind: ShapeKind::Polygon,
},
)?;
graphics_record_command(graphics, DrawCommand::ShapeVertex { x: pcx, y: pcy - s })?;
graphics_record_command(
graphics,
DrawCommand::ShapeBezierVertex {
cx1: pcx + s,
cy1: pcy - s,
cx2: pcx + s,
cy2: pcy + s,
x: pcx,
y: pcy + s,
},
)?;
graphics_record_command(
graphics,
DrawCommand::ShapeBezierVertex {
cx1: pcx - s,
cy1: pcy + s,
cx2: pcx - s,
cy2: pcy - s,
x: pcx,
y: pcy - s,
},
)?;
graphics_record_command(graphics, DrawCommand::EndShape { close: true })?;
graphics_record_command(
graphics,
DrawCommand::Fill(bevy::color::Color::srgba(0.8, 0.35, 0.1, 0.15)),
)?;
graphics_record_command(graphics, DrawCommand::NoStroke)?;
graphics_record_command(
graphics,
DrawCommand::BeginShape {
kind: ShapeKind::TriangleFan,
},
)?;
graphics_record_command(graphics, DrawCommand::ShapeVertex { x: 170.0, y: 450.0 })?;
for i in 0..=16 {
let angle = i as f32 * 2.0 * PI / 16.0;
let r = 60.0 + 20.0 * (t * 3.0 + angle * 2.0).sin();
graphics_record_command(
graphics,
DrawCommand::ShapeVertex {
x: 170.0 + r * angle.cos(),
y: 450.0 + r * angle.sin(),
},
)?;
}
graphics_record_command(graphics, DrawCommand::EndShape { close: true })?;
graphics_record_command(
graphics,
DrawCommand::Fill(bevy::color::Color::srgba(0.5, 0.2, 0.6, 0.2)),
)?;
graphics_record_command(graphics, DrawCommand::StrokeWeight(0.5))?;
graphics_record_command(
graphics,
DrawCommand::StrokeColor(bevy::color::Color::srgba(0.3, 0.1, 0.4, 0.4)),
)?;
graphics_record_command(
graphics,
DrawCommand::BeginShape {
kind: ShapeKind::TriangleStrip,
},
)?;
for i in 0..16 {
let x = 320.0 + i as f32 * 17.0;
let wave = 30.0 * (t * 2.0 + i as f32 * 0.4).sin();
graphics_record_command(graphics, DrawCommand::ShapeVertex { x, y: 420.0 + wave })?;
graphics_record_command(graphics, DrawCommand::ShapeVertex { x, y: 480.0 + wave })?;
}
graphics_record_command(graphics, DrawCommand::EndShape { close: false })?;
graphics_end_draw(graphics)?;
t += 0.02;
}
Ok(())
}