language-servers/roc
1
0
Fork 0
mirror of https://github.com/roc-lang/roc.git synced 2025-09-30 23:31:12 +00:00
Code Issues Projects Releases Packages Wiki Activity Actions 6

succesfull rendering of multi-level rects and texts

Browse source
This commit is contained in:
Anton-4 2022-02-12 11:55:29 +01:00
parent 51d86f101f
commit 59a0c47038
No known key found for this signature in database
GPG key ID: C954D6E0F9C0ABFD
3 changed files with 96 additions and 41 deletions
Download patch file Download diff file Expand all files Collapse all files

111
examples/gui/platform/src/gui.rs
View file

@ -1,7 +1,14 @@
use crate::{graphics::{
lowlevel::buffer::create_rect_buffers, lowlevel::ortho::update_ortho_buffer,
lowlevel::pipelines, primitives::rect::Rect, primitives::text::{build_glyph_brush, owned_section_from_text, Text}, colors,
}, rects_and_texts::RectsAndTexts};
use crate::{
graphics::{
colors::{self, from_hsb, to_wgpu_color},
lowlevel::buffer::create_rect_buffers,
lowlevel::ortho::update_ortho_buffer,
lowlevel::pipelines,
primitives::rect::Rect,
primitives::text::{build_glyph_brush, owned_section_from_text, Text},
},
rects_and_texts::RectsAndTexts,
};
use pipelines::RectResources;
use roc_std::RocStr;
use std::error::Error;
@ -20,7 +27,7 @@ use winit::{
//
// See this link to learn wgpu: https://sotrh.github.io/learn-wgpu/
fn run_event_loop(title: &str) -> Result<(), Box<dyn Error>> {
fn run_event_loop(title: &str, rects_and_texts: RectsAndTexts) -> Result<(), Box<dyn Error>> {
// Open window and create a surface
let mut event_loop = winit::event_loop::EventLoop::new();
let mut needs_repaint = true;
@ -88,19 +95,6 @@ fn run_event_loop(title: &str) -> Result<(), Box<dyn Error>> {
let mut keyboard_modifiers = ModifiersState::empty();
let mut rects_and_texts = RectsAndTexts::new();
let hello_text = owned_section_from_text(&Text {
position: (50.0, 50.0).into(),
area_bounds: (size.width as f32, size.height as f32).into(),
color: colors::WHITE,
text: "Hello, World!",
size: 40.0,
..Default::default()
});
rects_and_texts.add_text_behind(hello_text);
// Render loop
window.request_redraw();
@ -205,10 +199,19 @@ fn run_event_loop(title: &str) -> Result<(), Box<dyn Error>> {
.texture
.create_view(&wgpu::TextureViewDescriptor::default());
for text_section in &rects_and_texts.text_sections_behind {
let borrowed_text = text_section.to_borrowed();
draw_rects(
&rects_and_texts.rects_behind,
&mut encoder,
&view,
&gpu_device,
&rect_resources,
wgpu::LoadOp::Clear(to_wgpu_color(from_hsb(240, 10, 19))),
);
glyph_brush.queue(borrowed_text);
for text_section in &rects_and_texts.text_sections_behind {
let borrowed_text = text_section.to_borrowed();
glyph_brush.queue(borrowed_text);
}
// draw first layer of text
@ -224,20 +227,20 @@ fn run_event_loop(title: &str) -> Result<(), Box<dyn Error>> {
.expect("Failed to draw first layer of text.");
// draw rects on top of first text layer
// draw_rects(
// &rendered_wgpu.rects_front,
// &mut encoder,
// &view,
// &gpu_device,
// &rect_resources,
// wgpu::LoadOp::Load,
// );
draw_rects(
&rects_and_texts.rects_front,
&mut encoder,
&view,
&gpu_device,
&rect_resources,
wgpu::LoadOp::Load,
);
// for text_section in &rendered_wgpu.text_sections_front {
// let borrowed_text = text_section.to_borrowed();
for text_section in &rects_and_texts.text_sections_front {
let borrowed_text = text_section.to_borrowed();
// glyph_brush.queue(borrowed_text);
// }
glyph_brush.queue(borrowed_text);
}
// draw text
glyph_brush
@ -315,5 +318,45 @@ fn begin_render_pass<'a>(
}
pub fn render(title: RocStr) {
run_event_loop(title.as_str()).expect("Error running event loop")
let rects_behind = vec![
Rect {
top_left_coords: (20.0, 20.0).into(),
width: 200.0,
height: 100.0,
color: (0.4, 0.2, 0.5, 1.0),
}
];
let texts_behind = vec![
Text {
position: (50.0, 50.0).into(),
color: colors::WHITE,
text: "Back",
size: 40.0,
..Default::default()
}
];
let rects_front = vec![
Rect {
top_left_coords: (30.0, 30.0).into(),
width: 70.0,
height: 70.0,
color: (0.7, 0.2, 0.2, 0.6),
}
];
let texts_front = vec![
Text {
position: (70.0, 70.0).into(),
color: colors::WHITE,
text: "Front",
size: 40.0,
..Default::default()
}
];
let rects_and_texts = RectsAndTexts::init(rects_behind, texts_behind, rects_front, texts_front);
run_event_loop(title.as_str(), rects_and_texts).expect("Error running event loop");
}