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main.rs
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main.rs
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/*
* Copyright 2021 QuantumBadger
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#![deny(warnings)]
#[cfg(not(all(target_arch = "x86_64", target_os = "linux")))]
compile_error!("The automated tests currently support Linux x86_64 only");
use std::convert::TryInto;
use std::ffi::CString;
use std::sync::mpsc::channel;
use glutin::config::ConfigTemplateBuilder;
use glutin::context::{
ContextApi,
ContextAttributesBuilder,
NotCurrentGlContext,
Version
};
use glutin::display::{GetGlDisplay, GlDisplay};
use glutin::surface::{PbufferSurface, SurfaceAttributesBuilder};
use glutin_winit::DisplayBuilder;
use image::{ColorType, GenericImageView, ImageFormat};
use num_traits::ToPrimitive;
use speedy2d::color::Color;
use speedy2d::dimen::{Vec2, Vector2};
use speedy2d::font::{Font, TextAlignment, TextLayout, TextOptions};
use speedy2d::image::{ImageDataType, ImageSmoothingMode};
use speedy2d::shape::{Polygon, Rect, Rectangle};
use speedy2d::GLRenderer;
use winit::event_loop::EventLoop;
const NOTO_SANS_REGULAR_BYTES: &[u8] =
include_bytes!("../assets/fonts/NotoSans-Regular.ttf");
fn get_expected_image_path<S: AsRef<str>>(name: S) -> String
{
format!("test/assets/expected_images/test_{}.png", name.as_ref())
}
fn write_rgba_to_png<S: AsRef<str>>(name: S, width: u32, height: u32, buf: &[u8])
{
image::save_buffer_with_format(
get_expected_image_path(name),
buf,
width,
height,
ColorType::Rgba8,
ImageFormat::Png
)
.unwrap();
}
fn read_png_argb8<S: AsRef<str>>(name: S) -> Option<Vec<u8>>
{
image::io::Reader::open(get_expected_image_path(name))
.ok()
.and_then(|reader| reader.decode().ok())
.map(|image| image.into_rgba8().into_raw())
}
fn write_framebuffer_to_png<S: AsRef<str>>(name: S, width: u32, height: u32, data: &[u8])
{
write_rgba_to_png(name, width, height, data);
}
fn create_context_and_run<R, F>(
event_loop: &EventLoop<()>,
width: u32,
height: u32,
action: F
) -> R
where
F: FnOnce(&mut GLRenderer) -> R
{
let (_window, config) = DisplayBuilder::new()
.build(event_loop, ConfigTemplateBuilder::new(), |mut configs| {
configs.next().unwrap()
})
.unwrap();
let gl_display = config.display();
let context_attr = ContextAttributesBuilder::new()
.with_context_api(ContextApi::OpenGl(Some(Version::new(2, 0))))
.build(None);
let context = unsafe { gl_display.create_context(&config, &context_attr) }.unwrap();
let surface = unsafe {
config.display().create_pbuffer_surface(
&config,
&SurfaceAttributesBuilder::<PbufferSurface>::new()
.build(width.try_into().unwrap(), height.try_into().unwrap())
)
}
.unwrap();
let _context = context.make_current(&surface).unwrap();
let mut renderer = unsafe {
GLRenderer::new_for_gl_context((width, height), |name| {
gl_display.get_proc_address(CString::new(name).unwrap().as_c_str())
as *const _
})
.unwrap()
};
action(&mut renderer)
}
fn run_test_with_new_context<S: AsRef<str>, F: FnOnce(&mut GLRenderer)>(
event_loop: &EventLoop<()>,
expected_image_name: S,
width: u32,
height: u32,
action: F
)
{
let expected_image = read_png_argb8(expected_image_name.as_ref());
let actual_image = create_context_and_run(event_loop, width, height, |renderer| {
action(renderer);
let actual_image =
renderer.draw_frame(|graphics| graphics.capture(ImageDataType::RGBA));
if expected_image.is_none()
|| (&expected_image).as_ref().unwrap() != actual_image.data()
{
write_framebuffer_to_png(
format!("{}_ACTUAL", expected_image_name.as_ref()),
width,
height,
actual_image.data().as_slice()
);
}
actual_image
});
assert!(expected_image.is_some(), "Expected image does not exist");
let expected_image = expected_image.unwrap();
assert_eq!(
width * height * 4,
expected_image.len().try_into().unwrap(),
"Expected image size mismatch"
);
assert_eq!(
width * height * 4,
actual_image.data().len().try_into().unwrap(),
"Actual image size mismatch"
);
assert_eq!(
expected_image,
actual_image.into_data(),
"Generated image did not match expected ({})",
expected_image_name.as_ref()
);
}
struct GLTest
{
width: u32,
height: u32,
name: String,
action: Box<dyn FnOnce(&mut GLRenderer)>
}
fn main()
{
simple_logger::SimpleLogger::new().init().unwrap();
let event_loop = EventLoop::new().unwrap();
let mut tests = Vec::new();
tests.push(GLTest {
width: 500,
height: 500,
name: "issue_90_pass_text_between_threads".to_string(),
action: Box::new(|renderer| {
let typeface = Font::new(NOTO_SANS_REGULAR_BYTES).unwrap();
let (send, recv) = channel();
std::thread::spawn(move || {
let text = typeface.layout_text(
"The quick brown föx jumped over the lazy dog!",
64.0,
TextOptions::new().with_wrap_to_width(300.0, TextAlignment::Center)
);
send.send(text).unwrap();
});
let text = recv.recv().unwrap();
renderer.draw_frame(|graphics| {
graphics.clear_screen(Color::WHITE);
graphics.draw_text(Vec2::new(0.0, 0.0), Color::BLACK, &text);
});
})
});
#[cfg(feature = "image-loading")]
tests.push(GLTest {
width: 500,
height: 500,
name: "issue_74_image_handle_drop".to_string(),
action: Box::new(|renderer| {
for i in 0..4 {
renderer.draw_frame(|graphics| {
if i == 0 {
graphics
.create_image_from_file_path(
Some(speedy2d::image::ImageFileFormat::PNG),
speedy2d::image::ImageSmoothingMode::Linear,
"test/assets/expected_images/test_half_circle.png"
)
.unwrap();
}
graphics.draw_circle(
Vec2::new(100.0, 150.0),
50.0,
Color::from_gray(0.0)
);
});
}
})
});
tests.push(GLTest {
width: 500,
height: 500,
name: "issue_55_text_cache_empty".to_string(),
action: Box::new(|renderer| {
let typeface = Font::new(NOTO_SANS_REGULAR_BYTES).unwrap();
let text = typeface.layout_text(
"The quick brown föx jumped over the lazy dog!",
14.0,
TextOptions::new()
);
for i in 0..10 {
renderer.draw_frame(|graphics| {
graphics.clear_screen(Color::WHITE);
graphics.draw_rectangle(
Rectangle::from_tuples((10.0, 20.0), (30.0, 40.0)),
Color::MAGENTA
);
if i == 0 || i == 9 {
graphics.draw_text(Vec2::new(0.0, 0.0), Color::BLACK, &text);
}
});
}
})
});
tests.push(GLTest {
width: 500,
height: 500,
name: "semitransparent_on_opaque".to_string(),
action: Box::new(|renderer| {
renderer.draw_frame(|graphics| {
graphics.clear_screen(Color::BLACK);
graphics.draw_rectangle(
Rect::from_tuples((100.0, 100.0), (200.0, 200.0)),
Color::from_hex_argb(0x77FFFFFF)
);
graphics.draw_rectangle(
Rect::from_tuples((300.0, 100.0), (400.0, 200.0)),
Color::from_hex_argb(0x77000000)
);
graphics.draw_rectangle(
Rect::from_tuples((100.0, 300.0), (200.0, 400.0)),
Color::from_hex_argb(0x00FFFFFF)
);
graphics.draw_rectangle(
Rect::from_tuples((300.0, 300.0), (400.0, 400.0)),
Color::from_hex_argb(0x00000000)
);
});
})
});
tests.push(GLTest {
width: 500,
height: 500,
name: "semitransparent_on_semitransparent".to_string(),
action: Box::new(|renderer| {
renderer.draw_frame(|graphics| {
graphics.clear_screen(Color::from_hex_argb(0x55888888));
graphics.draw_rectangle(
Rect::from_tuples((100.0, 100.0), (200.0, 200.0)),
Color::from_hex_argb(0x77FFFFFF)
);
graphics.draw_rectangle(
Rect::from_tuples((300.0, 100.0), (400.0, 200.0)),
Color::from_hex_argb(0x77000000)
);
graphics.draw_rectangle(
Rect::from_tuples((100.0, 300.0), (200.0, 400.0)),
Color::from_hex_argb(0x00FFFFFF)
);
graphics.draw_rectangle(
Rect::from_tuples((300.0, 300.0), (400.0, 400.0)),
Color::from_hex_argb(0x00000000)
);
});
})
});
tests.push(GLTest {
width: 500,
height: 500,
name: "opaque_on_semitransparent".to_string(),
action: Box::new(|renderer| {
renderer.draw_frame(|graphics| {
graphics.clear_screen(Color::from_hex_argb(0x55888888));
graphics.draw_rectangle(
Rect::from_tuples((100.0, 100.0), (200.0, 200.0)),
Color::WHITE
);
graphics.draw_rectangle(
Rect::from_tuples((300.0, 100.0), (400.0, 200.0)),
Color::BLACK
);
graphics.draw_rectangle(
Rect::from_tuples((100.0, 300.0), (200.0, 400.0)),
Color::BLUE
);
graphics.draw_rectangle(
Rect::from_tuples((300.0, 300.0), (400.0, 400.0)),
Color::RED
);
});
})
});
tests.push(GLTest {
width: 50,
height: 50,
name: "basic_rectangles".to_string(),
action: Box::new(|renderer| {
renderer.draw_frame(|graphics| {
graphics.clear_screen(Color::BLUE);
// Moves the rectangle
graphics.draw_rectangle(
Rectangle::from_tuples((10.0, 20.0), (30.0, 40.0)),
Color::MAGENTA
);
// Passes a reference to the rectangle
graphics.draw_rectangle(
&Rectangle::from_tuples((15.0, 30.0), (49.0, 48.0)),
Color::GREEN
);
});
})
});
tests.push(GLTest {
width: 50,
height: 50,
name: "lines_horizontal".to_string(),
action: Box::new(|renderer| {
renderer.draw_frame(|graphics| {
graphics.clear_screen(Color::WHITE);
graphics.draw_line((10.0, 10.5), (30.0, 10.5), 1.0, Color::BLUE);
graphics.draw_line((20.0, 14.0), (40.0, 14.0), 2.0, Color::DARK_GRAY);
graphics.draw_line((1.0, 20.5), (49.0, 20.5), 5.0, Color::LIGHT_GRAY);
});
})
});
tests.push(GLTest {
width: 50,
height: 50,
name: "lines_vertical".to_string(),
action: Box::new(|renderer| {
renderer.draw_frame(|graphics| {
graphics.clear_screen(Color::WHITE);
graphics.draw_line((10.5, 10.0), (10.5, 30.0), 1.0, Color::BLUE);
graphics.draw_line((14.0, 20.0), (14.0, 40.0), 2.0, Color::DARK_GRAY);
graphics.draw_line((20.5, 1.0), (20.5, 49.0), 5.0, Color::LIGHT_GRAY);
});
})
});
tests.push(GLTest {
width: 50,
height: 50,
name: "basic_circles".to_string(),
action: Box::new(|renderer| {
renderer.draw_frame(|graphics| {
graphics.clear_screen(Color::WHITE);
graphics.draw_circle((20.0, 20.0), 10.0, Color::RED);
graphics.draw_circle((40.0, 40.0), 5.0, Color::BLUE);
});
})
});
tests.push(GLTest {
width: 300,
height: 300,
name: "half_circle".to_string(),
action: Box::new(|renderer| {
renderer.draw_frame(|graphics| {
graphics.clear_screen(Color::WHITE);
graphics.draw_circle_section_triangular_three_color(
[
Vec2::new(100.0, 100.0),
Vec2::new(200.0, 100.0),
Vec2::new(200.0, 200.0)
],
[
Color::MAGENTA.clone(),
Color::MAGENTA.clone(),
Color::MAGENTA.clone()
],
[
Vec2::new(-1.0, -1.0),
Vec2::new(1.0, -1.0),
Vec2::new(1.0, 1.0)
]
);
});
})
});
tests.push(GLTest {
width: 1400,
height: 500,
name: "basic_text_white_background".to_string(),
action: Box::new(|renderer| {
let typeface = Font::new(NOTO_SANS_REGULAR_BYTES).unwrap();
let text = typeface.layout_text(
"The quick brown föx jumped over the lazy dog!",
64.0,
TextOptions::new()
);
renderer.draw_frame(|graphics| {
graphics.clear_screen(Color::WHITE);
graphics.draw_rectangle(
Rectangle::from_tuples(
(0.0, 0.0),
(text.width().round(), text.height().round())
),
Color::from_rgb(0.9, 0.9, 1.0)
);
graphics.draw_rectangle(
Rectangle::from_tuples(
(0.0, 0.0),
(
text.width().round(),
text.iter_lines().next().unwrap().ascent().round()
)
),
Color::from_rgb(0.8, 0.8, 1.0)
);
graphics.draw_text(Vec2::new(0.0, 0.0), Color::BLACK, &text);
graphics.draw_text(Vec2::new(0.0, 100.0), Color::RED, &text);
graphics.draw_text(Vec2::new(0.0, 200.0), Color::GREEN, &text);
graphics.draw_text(Vec2::new(0.0, 300.0), Color::BLUE, &text);
graphics.draw_text(Vec2::new(0.0, 400.0), Color::WHITE, &text);
});
})
});
tests.push(GLTest {
width: 500,
height: 500,
name: "text_trimming".to_string(),
action: Box::new(|renderer| {
let typeface = Font::new(NOTO_SANS_REGULAR_BYTES).unwrap();
renderer.draw_frame(|graphics| {
graphics.clear_screen(Color::WHITE);
for i in 0..4 {
let mut text = String::new();
for _ in 0..i {
text.push(' ');
}
text.push_str("Trimming");
for _ in 0..=i {
text.push(' ');
}
text.push_str("default (on)");
let text = typeface.layout_text(&text, 32.0, TextOptions::new());
graphics.draw_text(
Vec2::new(0.0, 40.0 * i.to_f32().unwrap()),
Color::BLACK,
&text
);
}
for i in 0..4 {
let mut text = String::new();
for _ in 0..i {
text.push(' ');
}
text.push_str("Trimming");
for _ in 0..=i {
text.push(' ');
}
text.push_str("off");
let text = typeface.layout_text(
&text,
32.0,
TextOptions::new().with_trim_each_line(false)
);
graphics.draw_text(
Vec2::new(0.0, 160.0 + 40.0 * i.to_f32().unwrap()),
Color::BLACK,
&text
);
}
});
})
});
tests.push(GLTest {
width: 500,
height: 500,
name: "basic_text_subpixel".to_string(),
action: Box::new(|renderer| {
let typeface = Font::new(NOTO_SANS_REGULAR_BYTES).unwrap();
let text =
typeface.layout_text("The quick brown föx", 36.0, TextOptions::new());
renderer.draw_frame(|graphics| {
graphics.clear_screen(Color::WHITE);
for i in 0..10 {
graphics.draw_text(
Vec2::new(0.0, 40.0 * i as f32),
Color::RED,
&text
);
graphics.draw_text(
Vec2::new(0.1 * i as f32, 40.1 * i as f32),
Color::BLACK,
&text
);
}
});
})
});
tests.push(GLTest {
width: 1400,
height: 500,
name: "basic_text_black_background".to_string(),
action: Box::new(|renderer| {
let typeface = Font::new(NOTO_SANS_REGULAR_BYTES).unwrap();
let text = typeface.layout_text(
"The quick brown föx jumped over the lazy dog!",
64.0,
TextOptions::new()
);
renderer.draw_frame(|graphics| {
graphics.clear_screen(Color::BLACK);
graphics.draw_text(Vec2::new(0.0, 0.0), Color::BLACK, &text);
graphics.draw_text(Vec2::new(0.0, 100.0), Color::RED, &text);
graphics.draw_text(Vec2::new(0.0, 200.0), Color::GREEN, &text);
graphics.draw_text(Vec2::new(0.0, 300.0), Color::BLUE, &text);
graphics.draw_text(Vec2::new(0.0, 400.0), Color::WHITE, &text);
});
})
});
tests.push(GLTest {
width: 800,
height: 800,
name: "cropped_text".to_string(),
action: Box::new(|renderer| {
let typeface = Font::new(NOTO_SANS_REGULAR_BYTES).unwrap();
let lorem = "Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed \
do eiusmod tempor incididunt ut labore et dolore magna aliqua. \
Ut enim ad minim veniam, quis nostrud exercitation ullamco \
laboris nisi ut aliquip ex ea commodo consequat. Duis aute \
irure dolor in reprehenderit in voluptate velit esse cillum \
dolore eu fugiat nulla pariatur. Excepteur sint occaecat \
cupidatat non proident, sunt in culpa qui officia deserunt \
mollit anim id est laborum.";
let text = typeface.layout_text(
lorem,
40.0,
TextOptions::new().with_wrap_to_width(300.0, TextAlignment::Left)
);
renderer.draw_frame(|graphics| {
graphics.clear_screen(Color::WHITE);
graphics.draw_text_cropped(
(20.0, 20.0),
Rect::from_tuples((100.0, 100.0), (150.0, 250.0)),
Color::BLUE,
&text
);
graphics.draw_text_cropped(
(20.0, 20.0),
Rect::from_tuples((150.0, 100.0), (280.0, 250.0)),
Color::RED,
&text
);
});
})
});
tests.push(GLTest {
width: 640,
height: 640,
name: "wrapped_text_1".to_string(),
action: Box::new(|renderer| {
let typeface = Font::new(NOTO_SANS_REGULAR_BYTES).unwrap();
let first_text = typeface.layout_text(
"The quick brown föx jumped over the lazy dog!",
64.0,
TextOptions::new().with_wrap_to_width(400.0, TextAlignment::Left)
);
renderer.draw_frame(|graphics| {
graphics.clear_screen(Color::WHITE);
graphics.draw_rectangle(
Rectangle::from_tuples(
(0.0, 0.0),
(first_text.width().round(), first_text.height().round())
),
Color::from_rgb(0.9, 0.9, 1.0)
);
graphics.draw_rectangle(
Rectangle::from_tuples(
(0.0, 0.0),
(
first_text.width().round(),
first_text.iter_lines().next().unwrap().ascent().round()
)
),
Color::from_rgb(0.8, 0.8, 1.0)
);
graphics.draw_text((0.0, 0.0), Color::BLACK, &first_text);
let small_width = 90.0;
graphics.draw_rectangle(
Rectangle::from_tuples((100.0, 200.0), (100.0 + small_width, 640.0)),
Color::from_rgb(0.9, 0.9, 1.0)
);
graphics.draw_text(
(100.0, 200.0),
Color::BLACK,
&typeface.layout_text(
"The quick brown föx jumped over the lazy dog!",
64.0,
TextOptions::new()
.with_wrap_to_width(small_width, TextAlignment::Left)
)
);
let small_width = 30.0;
graphics.draw_rectangle(
Rectangle::from_tuples((200.0, 200.0), (200.0 + small_width, 640.0)),
Color::from_rgb(0.9, 0.9, 1.0)
);
graphics.draw_text(
(200.0, 200.0),
Color::BLACK,
&typeface.layout_text(
"The quick brown föx jumped over the lazy dog!",
64.0,
TextOptions::new()
.with_wrap_to_width(small_width, TextAlignment::Left)
)
);
});
})
});
tests.push(GLTest {
width: 640,
height: 640,
name: "text_tracking".to_string(),
action: Box::new(|renderer| {
let typeface = Font::new(NOTO_SANS_REGULAR_BYTES).unwrap();
let text = typeface.layout_text(
"The quick brown föx jumped over the lazy dog!",
30.0,
TextOptions::new()
.with_wrap_to_width(400.0, TextAlignment::Left)
.with_tracking(100.0)
);
renderer.draw_frame(|graphics| {
graphics.clear_screen(Color::WHITE);
graphics.draw_text((10.0, 10.0), Color::BLACK, &text);
});
})
});
tests.push(GLTest {
width: 640,
height: 640,
name: "text_alignment".to_string(),
action: Box::new(|renderer| {
let typeface = Font::new(NOTO_SANS_REGULAR_BYTES).unwrap();
renderer.draw_frame(|graphics| {
graphics.clear_screen(Color::WHITE);
graphics.draw_rectangle(
Rectangle::from_tuples((10.0, 10.0), (410.0, 640.0)),
Color::from_rgb(0.9, 0.9, 1.0)
);
graphics.draw_text(
(10.0, 10.0),
Color::BLACK,
&typeface.layout_text(
"The quick brown föx jumped over the lazy dog!",
40.0,
TextOptions::new()
.with_wrap_to_width(400.0, TextAlignment::Right)
)
);
graphics.draw_text(
(10.0, 210.0),
Color::BLACK,
&typeface.layout_text(
"The quick brown föx jumped over the lazy dog!",
40.0,
TextOptions::new()
.with_wrap_to_width(400.0, TextAlignment::Center)
)
);
});
})
});
tests.push(GLTest {
width: 640,
height: 640,
name: "text_line_spacing".to_string(),
action: Box::new(|renderer| {
let typeface = Font::new(NOTO_SANS_REGULAR_BYTES).unwrap();
renderer.draw_frame(|graphics| {
graphics.clear_screen(Color::WHITE);
graphics.draw_rectangle(
Rectangle::from_tuples((10.0, 10.0), (410.0, 640.0)),
Color::from_rgb(0.9, 0.9, 1.0)
);
graphics.draw_text(
(10.0, 10.0),
Color::BLACK,
&typeface.layout_text(
"The quick brown föx jumped over the lazy dog!",
40.0,
TextOptions::new()
.with_wrap_to_width(400.0, TextAlignment::Left)
.with_line_spacing_multiplier(0.7)
)
);
graphics.draw_text(
(10.0, 210.0),
Color::BLACK,
&typeface.layout_text(
"The quick brown föx jumped over the lazy dog!",
40.0,
TextOptions::new()
.with_wrap_to_width(400.0, TextAlignment::Left)
.with_line_spacing_multiplier(2.0)
)
);
});
})
});
tests.push(GLTest {
width: 500,
height: 500,
name: "text_line_break_1".to_string(),
action: Box::new(|renderer| {
let typeface = Font::new(NOTO_SANS_REGULAR_BYTES).unwrap();
let text = typeface.layout_text(
"The quick brown föx\njumped ov\ner the lazy dog!",
32.0,
TextOptions::new()
);
renderer.draw_frame(|graphics| {
graphics.clear_screen(Color::WHITE);
graphics.draw_text(Vector2::new(0.0, 0.0), Color::BLACK, &text);
});
})
});
tests.push(GLTest {
width: 500,
height: 500,
name: "text_line_break_2".to_string(),
action: Box::new(|renderer| {
let typeface = Font::new(NOTO_SANS_REGULAR_BYTES).unwrap();
let text = typeface.layout_text(
"\nThe quick brown föx\nj\n\numped ov\ner the lazy dog!",
32.0,
TextOptions::new()
);
renderer.draw_frame(|graphics| {
graphics.clear_screen(Color::WHITE);
graphics.draw_text(Vector2::new(0.0, 0.0), Color::BLACK, &text);
});
})
});
tests.push(GLTest {
width: 640,
height: 640,
name: "wrapped_text_line_break".to_string(),
action: Box::new(|renderer| {
let typeface = Font::new(NOTO_SANS_REGULAR_BYTES).unwrap();
let first_text = typeface.layout_text(
"The quick brown föx jumped\n over the lazy dog!",
64.0,
TextOptions::new().with_wrap_to_width(400.0, TextAlignment::Left)
);
renderer.draw_frame(|graphics| {
graphics.clear_screen(Color::WHITE);
graphics.draw_rectangle(
Rectangle::from_tuples(
(0.0, 0.0),
(first_text.width().round(), first_text.height().round())
),
Color::from_rgb(0.9, 0.9, 1.0)
);
graphics.draw_rectangle(
Rectangle::from_tuples(
(0.0, 0.0),
(
first_text.width().round(),
first_text.iter_lines().next().unwrap().ascent().round()
)
),
Color::from_rgb(0.8, 0.8, 1.0)
);
graphics.draw_text((0.0, 0.0), Color::BLACK, &first_text);
let small_width = 200.0;
graphics.draw_rectangle(
Rectangle::from_tuples((100.0, 200.0), (100.0 + small_width, 640.0)),
Color::from_rgb(0.9, 0.9, 1.0)
);
graphics.draw_text(
(100.0, 200.0),
Color::BLACK,
&typeface.layout_text(
"The\n quick brown föx jumped over the lazy dog!",
32.0,
TextOptions::new()
.with_wrap_to_width(small_width, TextAlignment::Left)
)
);
});
})
});
tests.push(GLTest {
width: 3000,
height: 2000,
name: "huge_text".to_string(),
action: Box::new(|renderer| {
let typeface = Font::new(NOTO_SANS_REGULAR_BYTES).unwrap();
let text = typeface.layout_text("Hello World", 1000.0, TextOptions::new());
renderer.draw_frame(|graphics| {
graphics.clear_screen(Color::WHITE);
graphics.draw_text(Vector2::new(0.0, 0.0), Color::BLACK, &text);
});
})
});
tests.push(GLTest {
width: 640,
height: 640,
name: "image_load_from_raw_pixels".to_string(),
action: Box::new(|renderer| {
let image =
image::open("test/assets/expected_images/test_half_circle.png").unwrap();
let size = image.dimensions();
renderer.draw_frame(|graphics| {
graphics.clear_screen(Color::WHITE);
let texture = graphics
.create_image_from_raw_pixels(
ImageDataType::RGBA,
ImageSmoothingMode::Linear,
Vector2::new(size.0, size.1),
&image.to_rgba8()
)
.unwrap();
graphics.draw_image(Vector2::new(200.0, 200.0), &texture);